1 2016-11-21 David Malcolm <dmalcolm@redhat.com>
4 * input.c (get_substring_ranges_for_loc): Fail gracefully if
5 -ftrack-macro-expansion has a value other than 2.
7 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
9 PR rtl-optimization/78400
10 * shrink-wrap.c (try_shrink_wrapping_separate): Call
11 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
12 and df_update_exit_block_uses.
14 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
18 new default-enabled warning..
19 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
20 (BT_PTR_CONST_STRING): Updated.
21 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
22 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
23 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
24 (strftime): Update builtin function.
25 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
26 * tree.h (const_tm_ptr_type_node): New type node.
27 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
28 const_tm_ptr_type_node.
30 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32 PR tree-optimization/78413
33 * tree-if-conv.c (versionable_outer_loop_p): Require that both
34 inner and outer loop latches have single predecessors.
36 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
39 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
40 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
42 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
44 * rtl.h: Adjust prototype.
45 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
46 (dead_or_set_regno_p): Likewise.
48 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
50 * rtl.h: Adjust prototype.
51 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
53 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
55 * function.c (contains): Change argument type to rtx_insn *.
56 (prologue_contains): Likewise.
57 (epilogue_contains): Likewise.
58 (prologue_epilogue_contains): Likewise.
59 * function.h: Adjust prototype.
61 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
63 * optabs.c (emit_libcall_block): Change argument type to
65 * optabs.h: Adjust prototype.
67 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
69 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
70 (fixup_reorder_chain): Adjust.
71 * cfgrtl.h: Adjust prototype.
73 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
75 * rtl.h: Adjust prototype.
76 * rtlanal.c (replace_label_in_insn): Change argument type to
79 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
81 * config/v850/v850.c (expand_prologue): Adjust.
82 (expand_epilogue): Likewise.
83 * expr.c (init_expr_target): Likewise.
84 * genrecog.c (print_subroutine): Always make the argument type
86 * recog.h: Adjust prototype.
88 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
90 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
91 up variables to make some rtx_insn *.
92 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
93 * config/arc/arc.c: Likewise.
94 * config/arm/arm.c: Likewise.
95 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address):
97 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
99 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
101 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
103 * config/arm/arm.c (legitimize_pic_address): Change to use
104 rtx_insn * as the type of variables.
105 (arm_pic_static_addr): Likewise.
106 (arm_emit_movpair): Likewise.
107 * config/c6x/c6x.c (reorg_split_calls): Likewise.
108 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
109 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
110 * config/frv/frv.md: Likewise.
111 * config/i386/i386-protos.h: Likewise.
112 * config/i386/i386.c (ix86_expand_split_stack_prologue):
114 (ix86_split_fp_branch): Likewise.
115 (predict_jump): Likewise.
116 * config/ia64/ia64.c: Likewise.
117 * config/mcore/mcore.c: Likewise.
118 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
120 * config/s390/s390.c: Likewise.
121 * config/s390/s390.md: Likewise.
122 * config/spu/spu.md: Likewise.
123 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address):
125 * lower-subreg.c (resolve_simple_move): Likewise.
127 2016-11-20 Jeff Law <law@redhat.com>
130 * reload.h (struct target_reload): Make x_double_reg_address_ok
132 * reload.c (find_reloads_address): Check if double_reg_address_ok
133 is true for the mode of the memory reference.
134 * reload1.c (init_reload): Initialize double_reg_address_ok for
137 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
140 * tree-ssa-uninit.c: Define new global max_phi_args.
141 (compute_uninit_opnds_pos): Use max_phi_args.
142 (prune_uninit_phi_opnds): Same.
143 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
144 missing NUM_PREDS in function comment.
145 (can_one_predicate_be_invalidated_p): New.
146 (can_chain_union_be_invalidated_p): New.
147 (flatten_out_predicate_chains): New.
148 (uninit_ops_invalidate_phi_use): New.
149 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
151 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
153 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
154 * match.pd (A /[ex] B CMP C): New simplifications.
156 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
158 * match.pd (0 / X, X / X, X % X): New simplifications.
160 2016-11-19 Jakub Jelinek <jakub@redhat.com>
162 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
163 when checking if callee's isa flags are subset of caller's isa flags.
166 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
167 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
168 instead and using = 0 instead of &= 0.
170 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
171 ix86_add_new_builtins): Formatting fixes.
172 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
173 (ix86_get_builtin): Likewise.
175 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
176 don't initialize it, don't use it for the case where it isn't
177 provable %{z} nor using the same argument, instead move merge
178 argument into a new pseudo and use that as target. Formatting fixes.
180 2016-11-19 Jeff Law <law@redhat.com>
183 * config/m68k/m68k.md (bsetdreg): New pattern.
184 (bchgdreg, bclrdreg): Likewise.
186 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
189 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
190 instead of force_reg.
191 (sh_expand_setmem): Likewise.
193 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
195 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
197 2016-11-18 Walter Lee <walt@tilera.com>
199 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
200 end-of-bundle marker for consecutive barriers.
202 2016-11-18 Walter Lee <walt@tilera.com>
204 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
206 2016-11-18 Jakub Jelinek <jakub@redhat.com>
209 * multiple_target.c (get_attr_len): Start with argnum and increment
210 argnum on every arg. Use strchr in a loop instead of counting commas
212 (get_attr_str): Increment argnum for every comma in the string.
213 (separate_attrs): Use for instead of while loop, simplify.
214 (expand_target_clones): Rename defenition argument to definition.
215 Free attrs and attr_str even when diagnosing errors. Temporarily
216 change input_location around targetm.target_option.valid_attribute_p
217 calls. Don't emit warning or errors if that function fails.
219 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
222 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
223 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
224 abbrev_opt_base_type_end only by increasing die_abbrev, before
226 (optimize_abbrev_table): Don't change abbrev numbers of
227 base types and CU or optimize implicit consts in them if
228 calc_base_type_die_sizes has been called during build_abbrev_table.
229 (calc_base_type_die_sizes): If abbrev_opt_start, set
230 abbrev_opt_base_type_end to one plus largest base type's
233 2016-11-18 Jeff Law <law@redhat.com>
236 * config/m68k/m68k.c (moveq feeding equality comparison): New
238 * config/m68k/predicates.md (addq_subq_operand): New predicate.
239 (equality_comparison_operator): Likewise.
241 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
243 * rtlanal.c (load_extend_op): Move to...
244 * rtl.h: ...here and make inline.
246 2016-11-18 Terry Guo <terry.guo@arm.com>
247 Thomas Preud'homme <thomas.preudhomme@arm.com>
249 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
250 * config/arm/arm-opts.h: Include arm-flags.h.
251 (struct arm_arch_core_flag): Define.
252 (arm_arch_core_flags): Define.
253 * config/arm/arm-protos.h: Include arm-flags.h
254 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
255 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
256 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
257 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
258 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
259 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
260 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
261 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
262 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
263 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
264 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
265 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
266 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
267 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
268 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
269 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
270 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
271 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
272 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
273 ARM_FSET_CPU_SUBSET): Move to ...
274 * config/arm/arm-flags.h: This new file.
275 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
276 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
277 (TARGET_MODE_SPECS): Define.
278 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
280 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
282 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
283 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
284 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
285 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
286 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
287 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
288 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
289 missing and make value unsigned.
290 (arm_feature_set): Use unsigned entries instead of unsigned long.
292 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
294 Re-apply after PR bootstrap/77359 is fixed:
295 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
297 * explow.c (get_dynamic_stack_size): Take known alignment of stack
298 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
301 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
304 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
305 variables in functions calling alloca. Also update the ASCII
307 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
308 (STACK_DYNAMIC_OFFSET): Likewise.
309 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
310 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
313 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
314 Alan Hayward <alan.hayward@arm.com>
315 David Sherwood <david.sherwood@arm.com>
317 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
318 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
319 (add_const_value_attribute): Likewise.
320 * explow.c (plus_constant): Likewise.
321 * expmed.c (expand_mult, make_tree): Likewise.
322 * expr.c (convert_modes): Likewise.
323 * loop-doloop.c (doloop_optimize): Likewise.
324 * postreload.c (reload_cse_simplify_set): Likewise.
325 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
326 (simplify_binary_operation_1, simplify_const_binary_operation):
327 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
328 * wide-int.h: Update documentation to recommend rtx_mode_t
329 instead of std::make_pair.
331 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
332 Alan Hayward <alan.hayward@arm.com>
333 David Sherwood <david.sherwood@arm.com>
335 * tree.h (SET_DECL_MODE): New macro.
336 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
337 (expand_gimple_basic_block): Likewise.
338 * function.c (split_complex_args): Likeise.
339 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
340 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
341 * stor-layout.c (layout_decl, relayout_decl): Likewise.
342 (finish_bitfield_representative): Likewise.
343 * tree.c (make_node_stat): Likewise.
344 * tree-inline.c (remap_ssa_name): Likewise.
345 (tree_function_versioning): Likewise.
346 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
347 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
348 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
349 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
350 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
351 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
352 * varasm.c (make_debug_expr_from_rtl): Likewise.
354 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
356 PR rtl-optimization/71785
357 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
358 (duplicate_computed_gotos): New function.
359 (pass_duplicate_computed_gotos::execute): Rewrite.
361 2016-11-17 Jeff Law <law@redhat.com>
364 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
365 barrier prior to deallocating the stack.
367 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
369 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
370 to make better use of cmem loads in the case where a single bit is
372 * config/arc/predicates.md (ge_lt_comparison_operator): New
375 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
377 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
379 (isa_names_table): Handle new features.
381 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
382 Andrew Senkevich <andrew.senkevich@intel.com>
384 * common/config/i386/i386-common.c
385 (OPTION_MASK_ISA_AVX5124FMAPS_SET,
386 OPTION_MASK_ISA_AVX5124FMAPS_UNSET,
387 OPTION_MASK_ISA_AVX5124VNNIW_SET,
388 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
389 (ix86_handle_option): Handle OPT_mavx5124fmaps,
391 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
392 * config/i386/avx5124fmapsintrin.h: New file.
393 * config/i386/avx5124vnniwintrin.h: Ditto.
394 * config/i386/constraints.md (h): New constraint.
395 * config/i386/cpuid.h: (bit_AVX5124VNNIW,
396 bit_AVX5124FMAPS): New.
397 * config/i386/driver-i386.c (host_detect_local_cpu):
398 Detect avx5124fmaps, avx5124vnniw.
399 * config/i386/i386-builtin-types.def: Add types
400 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
401 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
402 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
403 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
404 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
405 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
406 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
407 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
408 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
409 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
410 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
411 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
412 __builtin_ia32_vp4dpwssds_mask): New.
413 * config/i386/i386-c.c (ix86_target_macros_internal):
414 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
415 * config/i386/i386-modes.def: Fixed comment typos, added new
416 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
417 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
419 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
420 (ix86_option_override_internal): Handle new options.
421 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
423 (ix86_expand_builtin): Handle new builtins.
424 (ix86_additional_allocno_class_p): New.
425 * config/i386/i386.h (TARGET_AVX5124FMAPS,
426 TARGET_AVX5124FMAPS_P,
428 TARGET_AVX5124VNNIW_P): Define.
429 (reg_class): Add MOD4_SSE_REGS.
430 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
431 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
432 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
433 avx5124vnniwintrin.h.
434 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD,
436 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
437 (define_mode_iterator IMOD4): New.
438 (define_mode_attr imod4_narrow): Ditto.
439 (define_insn "mov<mode>"): Ditto.
440 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
441 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
442 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
443 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
444 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
445 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
446 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
447 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
448 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
449 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
450 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
451 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
452 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
453 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
454 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
455 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
456 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
457 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
458 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
459 * genmodes.c (mode_size_inline): Extend return type.
460 * machmode.h (mode_size, mode_base_align): Extend type.
462 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
465 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
466 the appropriate checks for SFmode/DFmode load/stores in GPR
468 (fusion_addis_mem_combo_store): Likewise.
469 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
470 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
471 d-form instructions for traditional Altivec registers.
472 (emit_fusion_p9_load): Likewise.
473 (emit_fusion_p9_store): Likewise.
474 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
475 early clobber from scratch register. Do not match if the register
476 being stored is the scratch register.
477 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
478 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
479 instructions for traditional Altivec registers.
480 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
481 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
482 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
484 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
487 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
488 being live in the function and lr needing to be saved. Distinguish
489 between already saved pushable registers and registers to push.
490 Check for LR being an available pushable register.
492 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
494 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
495 string input is a string constant.
496 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
497 via cmpstrnsi even if neither string is constant.
499 2016-11-17 Jakub Jelinek <jakub@redhat.com>
502 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
503 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
504 instead, return false if it is NULL, or doesn't fit into uhwi, or
505 is larger or equal to targetm.max_anchor_offset.
507 2016-11-17 Pip Cet <pipcet@gmail.com>
508 Eric Botcazou <ebotcazou@adacore.com>
510 PR rtl-optimization/78355
511 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
512 needs to deal with unaligned accesses.
513 * doc/tm.texi: Regenerate.
514 * lra-constraints.c (simplify_operand_subreg): Only invoke
515 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
517 2016-11-17 David Malcolm <dmalcolm@redhat.com>
519 * input.c (selftest::test_lexer_string_locations_long_line): New
521 (selftest::test_lexer_string_locations_raw_string_multiline): New
523 (selftest::input_c_tests): Call the new functions, via
524 for_each_line_table_case.
526 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
528 * config/aarch64/aarch64.md (mov<mode>): Call
529 aarch64_split_dimode_const_store on DImode constant stores.
530 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
532 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
535 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
536 Richard Biener <rguenther@suse.de>
538 PR tree-optimization/77848
539 * tree-if-conv.c (tree_if_conversion): Always version loops unless
540 the user specified -ftree-loop-if-convert.
542 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
545 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
546 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
547 *thumb2_strd_base_neg): Recognize insn regardless of
548 current_tune->prefer_ldrd_strd.
549 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
552 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
554 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
557 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
559 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
561 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
562 * config/arc/arc-cpus.def (quarkse_em): Add.
563 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
564 * config/arc/arc-opts.h (FPX_QK): Define.
565 * config/arc/arc-tables.opt: Regenerate.
566 * config/arc/arc.c (gen_compare_reg): Change.
567 (arc_register_move_cost): Avoid Dy,Dx moves.
568 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
569 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
570 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
572 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
573 (fix_truncsfsi2_fpu): Rename.
574 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
575 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
576 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
577 * config/arc/t-multilib: Regenerate.
579 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
581 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
583 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
584 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
585 (avr_rtx_costs_1, extra_constraint_Q): Same.
586 (avr_address_cost): Use SUBREG_P if possible.
588 2016-11-17 Richard Biener <rguenther@suse.de>
591 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
592 non-local goto into CFG.
594 2016-11-17 Richard Biener <rguenther@suse.de>
596 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
597 backward compatibility.
598 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
599 * tree-if-conv.c (pass_if_conversion::gate): Do not test
600 flag_tree_loop_if_convert_stores.
601 (pass_if_conversion::execute): Likewise.
603 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
605 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
606 const_double code before calling aarch64_float_const_zero_rtx_p.
608 2016-11-17 Richard Biener <rguenther@suse.de>
610 PR tree-optimization/78306
611 * ipa-inline-analysis.c (initialize_inline_failed): Do not
612 inhibit inlining if function calls cilk_spawn.
613 (can_inline_edge_p): Likewise.
615 2016-11-17 Richard Biener <rguenther@suse.de>
618 * fold-const.c (negate_expr_p): Fix multiplication case.
620 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
623 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
625 (TARGET_INIT_LIBFUNCS): Delete definition and...
626 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
629 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
631 * config/netbsd-stdint.h: New.
632 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
633 (x86_64-*-netbsd*): Likewise.
635 2016-11-16 Andrew PInski <apinski@cavium.com>
637 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
638 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
639 flag_aarch64_verbose_cost instead of checking for details dump.
640 (aarch64_rtx_costs_wrapper): Likewise.
642 2016-11-16 Jakub Jelinek <jakub@redhat.com>
644 PR rtl-optimization/78378
645 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
646 inner only if pos is 0. Fix up formatting.
648 2016-11-17 Alan Modra <amodra@gmail.com>
650 PR rtl-optimization/78325
651 PR rtl-optimization/70890
652 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
655 2016-11-16 Jason Merrill <jason@redhat.com>
657 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
659 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
660 Richard Biener <rguenther@suse.de>
662 PR tree-optimization/77848
663 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
664 an outer loop, only save basic block aux information for the inner
666 (versionable_outer_loop_p): New function.
667 (tree_if_conversion): Version the outer loop instead of the inner
668 one if the pattern will be recognized for outer-loop
671 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
673 * gcc/bb-reorder.c: Remove 'toplev.h' include.
674 (pass_partition_blocks::gate): No longer check
675 user_defined_section_attribute, instead check the function decl
676 for a section attribute.
677 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
678 set user_defined_section_attribute.
679 * gcc/final.c (rest_of_handle_final): Likewise.
680 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
681 * gcc/toplev.h: Remove declaration of
682 user_defined_section_attribute.
684 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
686 * config/mips/mips.md (casesi_internal_mips16_<mode>):
687 Explicitly switch between JR and JRC for the table jump. Adjust
690 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
692 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
693 `insn_count' to 11 rather than 16.
695 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
697 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
698 `ltu' rather than `leu' operation in the RTL pattern
700 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
702 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
703 missing <d> instruction prefixes throughout. Correct
706 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
708 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
709 rather than R_MIPS_JALR relocation in microMIPS code. Do not
710 cancel short delay slots in PIC call relaxation.
712 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
714 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
715 general register with general register or ARM constant into SP
718 2016-11-16 Jakub Jelinek <jakub@redhat.com>
721 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
722 that loop->header == body_bb if broken_loop.
724 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
726 * tree-ssa-math-opts.c (bswap_replace): Remove test
727 of SLOW_UNALIGNED_ACCESS.
729 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
731 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
732 is selected. Pass -mgomp to offload compiler in OpenMP case.
733 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
734 declaration from nvptx.c.
735 (nvptx_gen_shuffle): Declare.
736 (nvptx_output_set_softstack): Declare.
737 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
738 (need_softstack_decl): New variable.
739 (need_unisimt_decl): New variable.
740 (diagnose_openacc_conflict): New. Use it...
741 (nvptx_option_override): ...here. Handle TARGET_GOMP.
742 (nvptx_encode_section_info): Handle "shared" attribute.
743 (write_as_kernel): Restrict to OpenACC target regions.
744 (init_softstack_frame): New.
745 (nvptx_init_unisimt_predicate): New.
746 (write_omp_entry): New. Use it...
747 (nvptx_declare_function_name): ...here to emit OpenMP target region
748 entrypoints. Handle TARGET_SOFT_STACK. Call
749 nvptx_init_unisimt_predicate.
750 (nvptx_output_set_softstack): New.
751 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
752 (nvptx_gen_shuffle): Export.
753 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
755 (nvptx_print_operand): Fix handling of instruction predicates.
756 (nvptx_get_unisimt_master): New helper function.
757 (nvptx_get_unisimt_predicate): Ditto.
758 (nvptx_call_insn_is_syscall_p): Ditto.
759 (nvptx_unisimt_handle_set): Ditto.
760 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
761 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
762 (nvptx_handle_shared_attribute): New. Use it...
763 (nvptx_attribute_table): ... here (new entry).
764 (nvptx_record_offload_symbol): Handle NULL attributes.
765 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
766 (nvptx_simt_vf): New.
767 (TARGET_SIMT_VF): Define.
768 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
769 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
770 -muniform-simt option is active.
771 (STACK_SIZE_MODE): Define.
772 (FIXED_REGISTERS): Adjust.
773 (SOFTSTACK_SLOT_REGNUM): New.
774 (SOFTSTACK_PREV_REGNUM): New.
775 (REGISTER_NAMES): Adjust.
776 (struct machine_function): New fields.
777 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
778 (UNSPEC_VOTE_BALLOT): Ditto.
779 (UNSPEC_LANEID): Ditto.
780 (UNSPECV_NOUNROLL): Ditto.
781 (atomic): New attribute.
782 (predicable): New attribute. Generate predicated forms via
784 (br_true): Mark as not predicable.
786 (br_true_uni): Ditto.
787 (br_false_uni): Ditto.
789 (trap_if_true): Ditto.
790 (trap_if_false): Ditto.
792 (nvptx_forked): Ditto.
793 (nvptx_joining): Ditto.
795 (nvptx_barsync): Ditto.
796 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
797 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
798 (allocate_stack_<mode>): Remove unused pattern.
799 (set_softstack_insn): New pattern.
800 (restore_stack_block): Handle for TARGET_SOFT_STACK.
801 (nvptx_vote_ballot): New pattern.
802 (omp_simt_lane): Ditto.
803 (omp_simt_last_lane): Ditto.
804 (omp_simt_ordered): Ditto.
805 (omp_simt_vote_any): Ditto.
806 (omp_simt_xchg_bfly): Ditto.
807 (omp_simt_xchg_idx): Ditto.
808 (nvptx_nounroll): Ditto.
809 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
810 (atomic_exchange<mode>): Ditto.
811 (atomic_fetch_add<mode>): Ditto.
812 (atomic_fetch_addsf): Ditto.
813 (atomic_fetch_<logic><mode>): Ditto.
814 * config/nvptx/nvptx.opt: (msoft-stack): New option.
815 (muniform-simt): Ditto.
817 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
818 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
819 * doc/invoke.texi (msoft-stack): Document.
820 (muniform-simt): Document
822 * doc/tm.texi: Regenerate.
823 * doc/tm.texi.in: (TARGET_SIMT_VF): New hook.
824 * target.def: Define it.
825 * target-insns.def (omp_simt_lane): New.
826 (omp_simt_last_lane): New.
827 (omp_simt_ordered): New.
828 (omp_simt_vote_any): New.
829 (omp_simt_xchg_bfly): New.
830 (omp_simt_xchg_idx): New.
832 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
834 * config/mips/mips-protos.h (mips_set_text_contents_type): New
836 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
837 (ASM_OUTPUT_CASE_END): Likewise.
838 * config/mips/mips.c (mips_set_text_contents_type): New
840 (mips16_emit_constants): Record the pool's initial label number
841 with the `consttable' insn. Emit a `consttable_end' insn at the
843 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
844 for `consttable' insns.
845 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
846 for `consttable_end' insns.
847 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum
849 (consttable): Add operand.
850 (consttable_end): New insn.
852 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
854 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
855 * tree-if-conv.c (tree_if_conversion): Make public.
856 * * tree-if-conv.h: New file.
857 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
858 dynamic alias checks for epilogues.
859 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
860 * tree-vect-loop.c: include tree-if-conv.h.
861 (new_loop_vec_info): Add zeroing orig_loop_info field.
862 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
863 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
864 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
865 using passed argument.
866 (vect_transform_loop): Check if created epilogue should be returned
867 for further vectorization with less vf. If-convert epilogue if
868 required. Print vectorization success for epilogue.
869 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
870 if it is required, pass loop_vinfo produced during vectorization of
871 loop body to vect_analyze_loop.
872 * tree-vectorizer.h (struct _loop_vec_info): Add new field
874 (LOOP_VINFO_ORIG_LOOP_INFO): New.
875 (LOOP_VINFO_EPILOGUE_P): New.
876 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
877 (vect_do_peeling): Change prototype to return epilogue.
878 (vect_analyze_loop): Add argument of loop_vec_info type.
879 (vect_transform_loop): Return created loop.
881 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
883 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
884 component as used also if LR_REGNO is a live input to the bb.
885 * df-scan.c (df_get_entry_block_def_set): Return immediately after
886 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
887 (df_get_exit_block_use_set): Ditto.
888 * df.h (df_scan_flags): New enum.
889 * shrink-wrap.c (try_shrink_wrapping_separate): Set
890 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
891 df_update_entry_block_defs and df_update_exit_block_uses
892 at the start; clear the flag and call those functions at the end.
894 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
895 Alan Hayward <alan.hayward@arm.com>
896 David Sherwood <david.sherwood@arm.com>
898 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
899 nb_iterations to the number of latch iterations rather than the
900 number of loop iterations.
902 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
903 Alan Hayward <alan.hayward@arm.com>
904 David Sherwood <david.sherwood@arm.com>
906 * combine.c (maybe_swap_commutative_operands): New function.
907 (combine_simplify_rtx): Use it.
908 (change_zero_ext): Likewise.
909 (make_compound_operation_int): New function, split out of...
910 (make_compound_operation): ...here. Use
911 maybe_swap_commutative_operands for both.
913 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
915 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
916 (neon-vfpv3): New FPU, currently an alias for 'neon'.
917 * arm/arm-tables.opt: Regenerated.
918 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
920 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
921 and 'neon' are aliases for specific implementations.
923 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
924 Alan Hayward <alan.hayward@arm.com>
925 David Sherwood <david.sherwood@arm.com>
927 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
928 and use it in the final call to gen_rtx_fmt_ee.
929 (expand_vec_cond_expr): Update accordingly.
930 (expand_vec_cmp_expr): Likewise.
932 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
933 Alan Hayward <alan.hayward@arm.com>
934 David Sherwood <david.sherwood@arm.com>
936 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
938 2016-11-16 Richard Biener <rguenther@suse.de>
941 * gimplify.c (gimplify_function_tree): Do not instrument
942 GNU extern inline functions.
944 2016-11-16 Martin Liska <mliska@suse.cz>
947 * gimplify.c (gimplify_switch_expr): Always save previous
948 gimplify_ctxp->live_switch_vars.
950 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
952 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
953 zero_extract operations to allow a movb to occur.
954 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
955 * testsuite/gcc.target/arc/movb-2.c: Likewise.
956 * testsuite/gcc.target/arc/movb-5.c: Likewise.
957 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
960 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
961 Alan Hayward <alan.hayward@arm.com>
962 David Sherwood <david.sherwood@arm.com>
964 * expr.c (emit_group_load_1): Tighten check for whether an
965 access involves only one operand of a CONCAT. Use extract_bit_field
966 for constants if the bit range does span the whole operand.
968 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
969 Alan Hayward <alan.hayward@arm.com>
970 David Sherwood <david.sherwood@arm.com>
972 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
974 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
975 Alan Hayward <alan.hayward@arm.com>
976 David Sherwood <david.sherwood@arm.com>
978 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
979 all three iteration counts with an any_* test. Use a single update
980 for each count. Fix the calculation of nb_iterations_estimate.
982 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
984 * config/pdp11/pdp11.c: Include dbxout.h.
986 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
988 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
990 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
993 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
994 proper ranges for an SBFX instruction.
995 (extzv_t2): Likewise for UBFX.
997 2016-11-16 Richard Biener <rguenther@suse.de>
999 PR tree-optimization/78348
1000 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
1001 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
1002 (classify_partition): Set PKIND_MEMCPY if dependence analysis
1003 revealed no dependency, PKIND_MEMMOVE otherwise.
1005 2016-11-16 Jakub Jelinek <jakub@redhat.com>
1008 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
1009 it points to non-NULL tree, use it instead of ubsan_create_data.
1010 (instrument_si_overflow): Handle vector signed integer overflow
1012 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
1013 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
1014 vector IFN_UBSAN_CHECK_*.
1015 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
1016 pass it through to ubsan_build_overflow_builtin.
1017 (expand_neg_overflow, expand_mul_overflow): Likewise.
1018 (expand_vector_ubsan_overflow): New function.
1019 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
1020 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
1021 (expand_arith_overflow): Adjust expand_*_overflow callers.
1023 2016-11-16 Matthias Klose <doko@ubuntu.com>
1025 * doc/install.texi: Remove references to java/libjava.
1027 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
1029 * tree-ssa-coalesce.c (register_default_def): Remove register_ssa_partition.
1030 (create_outofssa_var_map): Likewise.
1031 * tree-ssa-live.c (register_ssa_partition_check): Remove.
1032 * tree-ssa-live.h (register_ssa_partition): Likewise.
1034 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
1036 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
1037 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
1038 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
1039 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
1040 rtx when all sub-rtx are also permanent.
1041 (attr_eq): Simplify.
1042 (attr_copy_rtx): Remove.
1043 (make_canonical, get_attr_value): Use attr_equal_p.
1044 (copy_boolean): Rehash NOT.
1045 (simplify_test_exp_in_temp,
1046 optimize_attrs): Remove call to attr_copy_rtx.
1047 (attr_alt_intersection, attr_alt_union,
1048 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
1049 (make_automaton_attrs): Use attr_eq.
1051 2016-11-15 Matthias Klose <doko@ubuntu.com>
1053 * doc/install.texi: Remove references to java/libjava.
1054 * doc/sourcebuild.texi: Likewise.
1055 * doc/invoke.texi: Likewise.
1056 * doc/standards.texi: Likewise.
1058 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
1059 Alan Hayward <alan.hayward@arm.com>
1060 David Sherwood <david.sherwood@arm.com>
1062 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
1064 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1065 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1066 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1067 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1068 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1069 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1070 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1072 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
1073 Alan Hayward <alan.hayward@arm.com>
1074 David Sherwood <david.sherwood@arm.com>
1076 * dce.c (check_argument_store): Pass the size instead of
1077 the memory reference.
1078 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
1080 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
1081 Alan Hayward <alan.hayward@arm.com>
1082 David Sherwood <david.sherwood@arm.com>
1084 * alias.c (canon_rtx): Use simplify_gen_binary.
1086 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
1087 Alan Hayward <alan.hayward@arm.com>
1088 David Sherwood <david.sherwood@arm.com>
1090 * rtl.h (load_extend_op): Declare.
1091 * rtlanal.c (load_extend_op): New function.
1092 (nonzero_bits1): Use it.
1093 (num_sign_bit_copies1): Likewise.
1094 * cse.c (cse_insn): Likewise.
1095 * fold-const.c (fold_single_bit_test): Likewise.
1096 (fold_unary_loc): Likewise.
1097 * fwprop.c (free_load_extend): Likewise.
1098 * postreload.c (reload_cse_simplify_set): Likewise.
1099 (reload_cse_simplify_operands): Likewise.
1100 * combine.c (try_combine): Likewise.
1101 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
1102 subreg_lowpart_p checks.
1104 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
1105 Alan Hayward <alan.hayward@arm.com>
1106 David Sherwood <david.sherwood@arm.com>
1108 * combine.c (simplify_shift_const_1): Use the number of bits
1109 in the inner mode to determine the range of the shift.
1110 When handling shifts of vectors, skip any rules that apply
1113 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
1114 Alan Hayward <alan.hayward@arm.com>
1115 David Sherwood <david.sherwood@arm.com>
1117 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
1120 2016-11-15 Matthias Klose <doko@ubuntu.com>
1122 * doc/install.texi: Remove references to gcj/libjava.
1123 * doc/invoke.texi: Likewise.
1125 2016-11-15 Jeff Law <law@redhat.com>
1127 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
1128 parameter. Callers changed.
1129 (check-subpath_and_update_thread_path): Extracted from
1130 fsm_find_control_statement_thread_paths.
1131 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
1132 (handle_phi, handle_assignment): Allow any constant node, not
1135 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
1137 * config/arc/arc-arch.h: New file.
1138 * config/arc/arc-arches.def: Likewise.
1139 * config/arc/arc-cpus.def: Likewise.
1140 * config/arc/arc-options.def: Likewise.
1141 * config/arc/t-multilib: Likewise.
1142 * config/arc/genmultilib.awk: Likewise.
1143 * config/arc/genoptions.awk: Likewise.
1144 * config/arc/arc-tables.opt: Likewise.
1145 * config/arc/driver-arc.c: Likewise.
1146 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
1147 * common/config/arc/arc-common.c (arc_handle_option): Trace
1149 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
1150 options; check for supported cpu against arc-cpus.def file.
1151 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
1152 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
1153 * config/arc/arc-c.def: Add emacs local variables.
1154 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
1155 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
1156 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
1157 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
1158 (DEFAULT_arc_fpu_build): Define.
1159 (DEFAULT_arc_mpy_option): Define.
1160 * config/arc/arc-protos.h (arc_init): Delete.
1161 * config/arc/arc.c (arc_cpu_name): New variable.
1162 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
1163 (arc_arc700, arc_arc600, arc_arc601): New variable.
1164 (arc_init): Add static; remove selection of default tune value,
1165 cleanup obsolete error messages.
1166 (arc_override_options): Make use of .def files for selecting the
1167 right cpu and option configurations.
1168 * config/arc/arc.h (stdbool.h): Include.
1169 (TARGET_CPU_DEFAULT): Define.
1170 (CPP_SPEC): Remove mcpu=NPS400 handling.
1171 (arc_cpu_to_as): Declare.
1172 (EXTRA_SPEC_FUNCTIONS): Define.
1173 (OPTION_DEFAULT_SPECS): Likewise.
1174 (ASM_DEFAULT): Remove.
1175 (ASM_SPEC): Use arc_cpu_to_as.
1176 (DRIVER_SELF_SPECS): Remove deprecated options.
1177 (arc_base_cpu): Declare.
1178 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
1179 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
1181 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
1182 * config/arc/arc.md (attr_cpu): Remove.
1183 * config/arc/arc.opt (mno-mpy): Deprecate.
1184 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
1185 (mcpu=ARCHS): Remove.
1186 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
1188 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
1189 (arc_fpu): Use new defines.
1190 (mpy-option): Change to use numeric or string like inputs.
1191 * config/arc/t-arc (driver-arc.o): New target.
1192 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
1193 * config/arc/t-arc-newlib: Delete.
1194 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
1195 * doc/invoke.texi (ARC): Update arc options.
1197 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
1199 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
1200 insn at the beginning of the constant pool.
1201 (mips_insert_insn_pseudos): New function.
1202 (mips_machine_reorg2): Call it.
1203 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
1204 UNSPEC_INSN_PSEUDO enum values.
1205 (insn_pseudo, consttable): New insns.
1207 2016-11-15 Michael Matz <matz@suse.de>
1209 PR missed-optimization/77881
1210 * combine.c (simplify_comparison): Remove useless subregs
1211 also inside the loop, not just after it.
1212 (make_compound_operation): Recognize some subregs as being
1215 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
1216 Alan Hayward <alan.hayward@arm.com>
1217 David Sherwood <david.sherwood@arm.com>
1219 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
1222 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1224 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
1225 for using xxinsertw and vinsert{b,h} on ISA 3.0.
1227 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
1228 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
1229 vinsert{b,h} on ISA 3.0.
1231 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1233 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
1234 and cmpnop in two steps: first the ones not accessed in original gimple
1235 expression in a endian independent way and then the ones not accessed
1236 in the final result in an endian-specific way.
1237 (bswap_replace): Stop doing big endian adjustment.
1239 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
1241 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
1242 (*ashl<mode>3_doubleword): Ditto.
1244 2016-11-14 Martin Liska <mliska@suse.cz>
1246 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra
1249 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
1250 Richard Biener <rguenther@suse.de>
1252 * doc/invoke.texi (fgimple): Document.
1253 * dumpfile.h (TDF_GIMPLE): Add.
1254 * dumpfile.c (dump_options): Add gimple.
1255 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
1257 (dump_gimple_label): Likewise.
1258 (dump_gimple_phi): Likewise.
1259 (dump_gimple_bb_header): Likewise.
1260 (dump_phi_nodes): Likewise.
1261 (pp_cfg_jump): Likewise. Pass in dump flags.
1262 (dump_implicit_edges): Adjust.
1263 * passes.c (pass_init_dump_file): Do not dump function header
1265 * tree-cfg.c (dump_function_to_file): Dump function return type
1266 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
1268 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
1269 (dump_generic_node): Likewise.
1270 * function.h (struct function): Add pass_startwith member.
1271 * passes.c (execute_one_pass): Implement startwith.
1272 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
1273 and assign proper version for parsed ssa names.
1274 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
1275 * internal-fn.c (expand_PHI): New function.
1276 * internal-fn.h (expand_PHI): Declared here.
1277 * internal-fn.def: New defination for PHI.
1278 * tree-cfg.c (lower_phi_internal_fn): New function.
1279 (build_gimple_cfg): Call it.
1280 (verify_gimple_call): Condition for passing label as arg in internal
1282 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
1283 present PHIs with arguments.
1285 2016-11-14 Martin Liska <mliska@suse.cz>
1288 * common.opt: Add prefer-atomic as a new enum value for
1290 * coretypes.h: Likewise.
1291 * doc/invoke.texi: Document the new option value.
1292 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
1293 * tree-profile.c (tree_profiling): Select default value
1294 of -fprofile-update when 'prefer-atomic' is selected.
1296 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
1298 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
1299 (cortex_a57_alu_shift): ...here.
1301 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
1303 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
1305 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1306 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1307 (<optab>si3_insn_uxtw): Likewise.
1308 (<optab><mode>3_insn): Likewise.
1309 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
1310 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
1311 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
1312 (<optab><mode>): Likewise.
1313 (insv<mode>): Likewise.
1314 (andim_ashift<mode>_bfiz): Likewise.
1315 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
1316 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
1317 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
1318 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
1319 (exynos_m1_alu_p): Likewise.
1320 * config/arm/types.md: Add bfx.
1321 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
1323 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
1325 * config/aarch64/aarch64.c (cortexa57_vector_cost):
1326 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
1328 2016-11-14 Richard Biener <rguenther@suse.de>
1330 PR tree-optimization/78312
1331 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
1332 flow-sensitive info.
1334 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
1337 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
1338 * config/avr/avr.opt (-mabsdata): New option.
1339 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
1340 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
1341 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
1342 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
1343 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
1344 spec depending on AVR_ISA_LDS.
1345 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
1347 2016-11-13 Jakub Jelinek <jakub@redhat.com>
1349 * match.pd: Don't try to compare addresses of variables with
1352 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
1354 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
1355 (propagate_vr_accross_jump_function): Handle unary expressions.
1356 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
1357 (load_from_param_1): New.
1358 (load_from_unmodified_param): Factor common part into load_from_param_1.
1359 (load_from_param): New.
1360 (compute_complex_assign_jump_func): Handle unary expressions.
1361 (update_jump_functions_after_inlining): Likewise.
1362 (ipa_write_jump_function): Likewise.
1363 (ipa_read_jump_function): Likewise.
1365 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1368 * doc/invoke.texi: Document Wrestrict.
1369 * pretty-print.c (pp_format): Add case for "Z" specifier.
1370 (test_pp_format): Test "Z" specifier.
1372 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
1374 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
1375 original function needs a static chain.
1377 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
1380 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
1383 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
1386 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
1387 return early if !optional_tbtab.
1389 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
1391 PR rtl-optimization/59461
1392 * doc/rtl.texi (paradoxical subregs): Add missing word.
1393 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
1394 in modes with precision larger than that of last_set_mode.
1395 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
1396 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
1397 REGs to paradoxical SUBREGs.
1398 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
1399 larger than a word before invoking LOAD_EXTEND_OP on it.
1401 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1404 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
1405 element order for little endian ordering.
1407 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
1408 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
1411 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
1414 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
1415 when calculating operand 2.
1416 (rotate to rotatex zext splitter): Ditto.
1418 2016-11-11 Jeff Law <law@redhat.com>
1420 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
1422 (stmt_uses_name_in_undefined_way): New function, extracted from
1423 find_implicit_erroneous_behavior and extended for div/mod case.
1424 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
1425 find_explicit_erroneous_behavior and extended for div/mod case.
1426 (find_implicit_erroneous_behavior): Use new helper function.
1427 (find_explicit_erroneous_behavior): Use new helper function.
1429 2016-11-11 Richard Biener <rguenther@suse.de>
1431 PR tree-optimization/71575
1432 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
1435 2016-11-11 Richard Biener <rguenther@suse.de>
1438 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
1439 about uninitialized destination arg of BIT_INSERT_EXPR.
1441 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
1444 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
1445 terminology. Expand to remove ambiguity.
1447 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
1449 PR rtl-optimization/78232
1450 * combine.c (try_combine): Add a big comment about why reusing i2dest
1452 (change_zero_ext): Do not call simplify_gen_binary, do the
1453 simplifications manually.
1455 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1457 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
1458 enable HImode and QImode to go in vector registers by default if
1459 the -mvsx-small-integer option is enabled.
1460 (rs6000_secondary_reload_simple_move): Likewise.
1461 (rs6000_preferred_reload_class): Don't force integer constants to
1462 be loaded into vector registers that we can easily make into
1463 memory (or being created in the GPRs and moved over with direct move).
1464 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
1465 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
1466 vector extraction on ISA 3.0 when the scalar integer can be
1467 allocated in vector registers. Generate the VEC_SELECT directy,
1468 and don't use UNSPEC's to avoid having the scalar type in a vector
1469 register. Make the expander target registers, and let the
1470 combiner fold in results storing to memory, if the machine
1472 (vsx_extract_<mode>_di): Likewise.
1473 (vsx_extract_<mode>_p9): Likewise.
1474 (vsx_extract_<mode>_di_p9): Likewise.
1475 (vsx_extract_<mode>_store_p9): Likewise.
1476 (vsx_extract_si): Likewise.
1477 (vsx_extract_<mode>_p8): Likewise.
1478 (p9_lxsi<wd>zx): Delete, no longer used.
1479 (p9_stxsi<wd>x): Likewise.
1480 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
1481 integers in vector registers for ISA 3.0.
1482 (QHI): Update comment.
1483 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
1484 vector extract instructions in sign/zero extend.
1485 (zero_extendhi<mode>): Likewise.
1486 (extendqi<mode>): Likewise.
1487 (extendhi<mode>2): Likewise.
1488 (HImode splitter for load/sign extend in vector register): Likewise.
1489 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
1490 optimizing floating point conversions to/from small data types and
1491 rewrite it to support QImode/HImode being allowed in vector
1492 registers on ISA 3.0.
1493 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1494 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
1495 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1496 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
1497 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
1498 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
1499 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
1500 VSPLITISW on ISA 2.07.
1501 (movhi_internal): Combine movhi_internal and movqi_internal into
1502 one mov<mode>_internal with an iterator. Add support for QImode
1503 and HImode being allowed in vector registers. Make large number
1504 of attributes and constraints easier to read.
1505 (movqi_internal): Likewise.
1506 (mov<mode>_internal): Likewise.
1507 (movdi_internal64): Fix constraint to allow loading -16..15 with
1508 VSPLITISW on ISA 2.07.
1509 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
1512 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
1514 PR rtl-optimization/78241
1515 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
1516 but emit initial peel copy if niter expr is not reliable.
1518 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
1520 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
1521 (maybe_record_trace_start): If the CFI is different on the new and
1522 old paths, print out both to the dump file before ICEing.
1524 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
1526 * target.def (additional_allocno_class_p): New.
1527 * hooks.h (hook_bool_reg_class_t_false): New prototype.
1528 * hooks.c (hook_bool_reg_class_t_false): New.
1529 * ira.c (setup_allocno_and_important_classes): Use the new hook.
1530 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
1531 * doc/tm.texi: Update.
1533 2016-11-10 Jason Merrill <jason@redhat.com>
1535 * gengtype.c (new_structure): Append to structures list.
1536 (find_structure): Likewise.
1538 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
1540 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
1541 this_dir is 2. Check for this_dir non-zero before dir != this_dir
1544 2016-11-10 Jakub Jelinek <jakub@redhat.com>
1546 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
1547 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
1549 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
1550 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
1551 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
1552 teams distribute parallel for simd even to distribute and teams
1553 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
1554 OMP_CLAUSE_DEPEND_SINK case.
1555 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
1556 (omp_no_lastprivate): Removed.
1557 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
1558 (gimplify_omp_for): Likewise.
1559 (computable_teams_clause): Fail for automatic vars from current
1560 function not yet seen in bind expr.
1561 * langhooks.c (lhd_omp_scalar_p): New function.
1562 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
1563 * varpool.c (varpool_node::get_create): Set node->offloading
1564 even for DECL_EXTERNAL decls.
1565 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
1566 (LANG_HOOKS_OMP_SCALAR_P): Define.
1567 (LANG_HOOKS_DECLS): Use it.
1569 2016-11-10 Martin Liska <mliska@suse.cz>
1572 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
1573 only when SWITCH_BODY is a BIND_EXPR.
1575 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
1578 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
1579 on the context only when it has no DIE yet.
1581 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
1583 * arm.h (target_cpus): Delete.
1584 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
1585 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
1586 (all_architectures): Likewise.
1587 (arm_option_override): Adjust use of CPU enums.
1588 (arm_sched_reorder): Likewise.
1589 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
1590 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
1591 * arm/genopt.sh (processor_type): Prefix enumeration entries with
1593 * arm-tables.opt: Regenerated.
1595 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
1597 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
1599 * config/aarch64/aarch64-tune.md: Regenerated.
1600 * config/arm/arm-cores.def (falkor): New core.
1601 * config/arm/arm-tables.opt: Regenerated.
1602 * config/arm/arm-tune.md: Regenerated.
1603 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
1604 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
1605 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
1606 (ARM Options/-mtune): Likewise.
1608 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
1611 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1613 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
1614 (propagate_vr_accross_jump_function): Likewise.
1615 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
1616 (load_from_param_1): New.
1617 (load_from_unmodified_param): Factor common part into load_from_param_1.
1618 (load_from_param): New.
1619 (compute_complex_assign_jump_func): Handle unary expressions.
1620 (ipa_write_jump_function): Likewise.
1621 (ipa_read_jump_function): Likewise.
1623 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
1625 * simplify-rtx.c (simplify_binary_operation_1): Simplify
1626 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
1627 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
1630 2016-11-09 David Malcolm <dmalcolm@redhat.com>
1632 * print-rtl-function.c: Include varasm.h.
1633 (print_any_param_name): New function.
1634 (print_param): New function.
1635 (print_rtx_function): Call print_param for each argument.
1636 * print-rtl.c (rtx_writer::finish_directive): New function.
1637 * print-rtl.h (rtx_writer::finish_directive): New decl.
1639 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
1642 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
1643 operand 0 as earlyclobber.
1644 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
1646 2016-11-09 Martin Liska <mliska@suse.cz>
1648 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
1650 2016-11-09 Jakub Jelinek <jakub@redhat.com>
1653 * builtins.c (expand_builtin_memcmp): Formatting fix.
1655 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
1656 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
1657 or of them, renumber other enumerators.
1658 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
1659 * doc/invoke.texi: Document -fsanitize=shift-base and
1660 -fsanitize-shift-exponent, document -fsanitize=shift as
1661 having those 2 suboptions.
1663 2016-11-09 Richard Biener <rguenther@suse.de>
1665 * fold-const.c (tree_swap_operands_p): Remove unused arg.
1666 * fold-const.c (tree_swap_operands_p): Likewise.
1667 (fold_binary_loc): Adjust.
1668 (fold_ternary_loc): Likewise.
1669 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
1670 * gimple-fold.c (fold_stmt_1): Likewise.
1671 * gimple-match-head.c (gimple_resimplify2): Likewise.
1672 (gimple_resimplify3): Likewise.
1673 (gimple_simplify): Likewise.
1674 * tree-ssa-dom.c (record_equality): Likewise.
1675 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
1676 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
1677 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
1679 2016-11-09 Richard Biener <rguenther@suse.de>
1681 * tree-ssa-dom.c (canonicalize_comparison): Remove.
1682 (optimize_stmt): Remove redundant pre-propagation canonicalization
1683 of comparison operand order.
1685 2016-11-09 Martin Liska <mliska@suse.cz>
1687 * fold-const-call.c (fold_const_call): Fix the folding.
1689 2016-11-09 Richard Biener <rguenther@suse.de>
1691 * common.opt (flag_evaluation_order): Remove.
1692 * expr.c (expand_operands): Remove code guarded by
1693 flag_evaluation_order.
1694 * fold-const.c (reorder_operands_p): Remove, it always returns
1696 (negate_expr_p): Remove calls to reorder_operands_p.
1697 (fold_negate_expr): Likewise.
1698 (tree_swap_operands_p): Likewise.
1699 (fold_binary_loc): Likewise.
1701 2016-11-09 Andreas Schwab <schwab@suse.de>
1704 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
1705 insns operating on a register.
1707 2016-11-09 Richard Biener <rguenther@suse.de>
1709 PR tree-optimization/78007
1710 * tree-vect-stmts.c (vectorizable_bswap): New function.
1711 (vectorizable_call): Call vectorizable_bswap for
1712 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
1714 2016-11-09 Richard Biener <rguenther@suse.de>
1716 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
1717 Look at the DR_BASE_ADDRESS object for forcing alignment.
1719 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1721 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
1722 (propagate_vr_accross_jump_function): Likewise.
1723 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
1724 (load_from_param_1): New.
1725 (load_from_unmodified_param): Factor common part into load_from_param_1.
1726 (load_from_param): New.
1727 (compute_complex_assign_jump_func): Handle unary expressions.
1728 (ipa_write_jump_function): Likewise.
1729 (ipa_read_jump_function): Likewise.
1731 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1734 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
1735 Also fold constant passed as argument while computing value range.
1736 (propagate_constants_accross_call): Pass param type.
1737 * ipa-prop.c: export ipa_get_callee_param_type.
1738 * ipa-prop.h: export ipa_get_callee_param_type.
1740 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
1742 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
1743 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
1745 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
1747 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
1748 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
1749 ASAN_STACK_MAGIC_MIDDLE.
1750 (asan_global_struct): Increase the size of fields.
1751 (asan_add_global): Add new field constructor.
1752 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
1753 __asan_version_mismatch_check_v8.
1755 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
1757 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
1760 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
1763 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1764 Handle ASHIFT and LSHIFTRT.
1765 (dimode_scalar_chain::compute_convert_gain): Ditto.
1766 (dimode_scalar_chain::convert_insn): Ditto.
1768 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1770 * gimple-ssa-store-merging.c: Include selftest.h
1771 (verify_array_eq): New function.
1772 (verify_shift_bytes_in_array): Likewise.
1773 (verify_shift_bytes_in_array_right): Likewise.
1774 (verify_clear_bit_region): Likewise.
1775 (verify_clear_bit_region_be): Likewise.
1776 (store_merging_c_tests): Likewise.
1777 * selftest.h (store_merging_c_tests): Declare prototype.
1778 * selftest-run-tests.c (selftest::run_tests): Run
1779 store_merging_c_tests.
1781 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1783 * config/arm/arm.opt (mold-rtx-costs): Delete.
1784 (mnew-generic-costs): Delete.
1785 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
1786 * config/arm/arm.c (arm_rtx_costs_1): Delete.
1787 (arm_size_rtx_costs): Likewise.
1788 (arm_slowmul_rtx_costs): Likewise.
1789 (arm_fastmul_rtx_costs): Likewise.
1790 (arm_xscale_rtx_costs): Likewise.
1791 (arm_9e_rtx_costs): Likewise.
1792 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
1793 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
1794 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
1795 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
1796 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
1797 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
1798 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
1799 arm_cortex_m7_tune):
1800 Delete rtx_costs field.
1801 (arm_new_rtx_costs): Rename to...
1802 (arm_rtx_costs_internal): ... This.
1803 (arm_rtx_costs): Remove old way of doing rtx costs.
1805 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1807 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
1808 (arm_fastmul_tune): Likewise.
1809 (arm_strongarm_tune): Likewise.
1810 (arm_xscale_tune): Likewise.
1811 (arm_9e_tune): Likewise.
1812 (arm_marvell_pj4_tune): Likewise.
1813 (arm_v6t2_tune): Likewise.
1814 (arm_v6m_tune): Likewise.
1815 (arm_fa726te_tune): Likewise.
1817 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1819 PR tree-optimization/78234
1820 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
1823 2016-11-08 Martin Liska <mliska@suse.cz>
1826 * dbgcnt.def: Add new debug counter asan_use_after_scope.
1827 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
1828 with a value expr. Do not add artificial variables to
1829 live_switch_vars. Use the debug counter.
1830 (gimplify_target_expr): Use the debug counter.
1831 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
1832 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
1833 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
1835 2016-11-08 Richard Biener <rguenther@suse.de>
1837 * tree-vect-stmts.c (get_group_load_store_type): If the
1838 access is aligned do not trigger peeling for gaps.
1839 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
1840 force alignment of vars with DECL_USER_ALIGN.
1842 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
1844 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
1846 2016-11-08 Richard Biener <rguenther@suse.de>
1848 PR tree-optimization/78205
1849 * tree-vect-stmts.c (vectorizable_load): Move check whether
1850 we may run into gaps when BB vectorizing SLP permutations ...
1851 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
1852 here where we can do a more precise check.
1854 2016-11-08 Richard Biener <rguenther@suse.de>
1856 PR tree-optimization/78224
1857 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
1858 Split the fallthru edge in case its successor may have PHIs.
1859 Do not free dominance info.
1861 2016-11-07 Jakub Jelinek <jakub@redhat.com>
1864 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
1865 EH info even for bzhi and pdep/pext.
1867 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
1869 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
1870 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
1872 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
1874 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
1876 * config/rs6000/vector.md (div<mode>3): Ditto.
1878 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
1880 * configure.ac (.hidden): Change to conftest_s string. Provide string
1882 (gcc_cv_ld_hidden): Yes for AIX.
1883 * configure: Regenerate.
1885 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
1887 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
1888 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
1889 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
1890 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
1891 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
1892 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
1894 (rs6000_xcoff_visibility): New.
1895 (rs6000_xcoff_declare_function_name): Add visibility support.
1896 (rs6000_xcoff_asm_globalize_decl_name): New.
1897 (rs6000_xcoff_asm_output_aligned_decl_common): New.
1898 (rs6000_asm_weaken_decl): New.
1899 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
1900 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
1903 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
1906 * incpath.c: (remove_dup(): Also silently ignore EPERM.
1908 2016-11-07 Martin Jambor <mjambor@suse.cz>
1910 * tree.c (verify_type_variant): Use pointer comparison to check that
1911 TYPE_SIZE_UNIT match.
1913 2016-11-07 Jakub Jelinek <jakub@redhat.com>
1916 * dse.c (dse_step5): Call scan_reads even if just
1917 insn_info->frame_read. Improve and fix dump file messages.
1920 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
1921 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
1923 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1926 * match.pd: Add following two patterns:
1927 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
1928 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
1930 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
1932 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
1933 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
1934 * rtl.h (duplicate_reg_notes): Declare.
1935 * rtlanal.c (duplicate_reg_note): New function.
1937 PR rtl-optimization/77309
1938 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
1939 don't assume an equality comparison for plain COMPARE.
1940 (simplify_comparison): Pass a more accurate code to
1941 make_compound_operation.
1943 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
1945 * target.def (compute_pressure_classes): New target hook.
1946 * doc/tm.texi.in: Document it.
1947 * doc/tm.texi: Regenerate.
1948 * ira.c (setup_pressure_classes): Call target hook if defined.
1950 2016-11-07 David Malcolm <dmalcolm@redhat.com>
1952 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
1954 (rtx_writer::print_rtx): In compact mode, omit trailing operands
1955 that have the default values.
1956 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
1958 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
1959 label string from expected dump.
1960 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
1963 2016-11-07 Jakub Jelinek <jakub@redhat.com>
1966 * alias.c (nonoverlapping_memrefs_p): If one decl is
1967 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
1969 2016-11-07 Richard Biener <rguenther@suse.de>
1972 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
1975 2016-11-07 Richard Biener <rguenther@suse.de>
1977 PR tree-optimization/78218
1978 * gimple-ssa-store-merging.c
1979 (pass_store_merging::terminate_all_aliasing_chains):
1980 Drop unused argument, fix alias check to also consider uses.
1981 (pass_store_merging::execute): Adjust.
1983 2016-11-07 Richard Biener <rguenther@suse.de>
1985 PR tree-optimization/78228
1986 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
1989 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1992 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
1993 aarch64_simd_shift_imm_<mode> predicate for operand 1.
1994 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
1995 to restrict them to an appropriate range and add FAIL check if the
1996 region they specify is out of range. Delete useless constraint
1998 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
1999 2 and 3 to restrict their range and add pattern predicate.
2001 2016-11-07 Martin Liska <mliska@suse.cz>
2003 * asan.c (enum asan_check_flags): Move the enum to header file.
2004 (asan_init_shadow_ptr_types): Make type creation more generic.
2005 (shadow_mem_size): New function.
2006 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
2007 Rewritten stack unpoisoning code.
2008 (build_shadow_mem_access): Add new argument return_address.
2009 (instrument_derefs): Instrument local variables if use after scope
2010 sanitization is enabled.
2011 (asan_store_shadow_bytes): New function.
2012 (asan_expand_mark_ifn): Likewise.
2013 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
2014 * asan.h (enum asan_mark_flags): Moved here from asan.c
2015 (asan_protect_stack_decl): Protect all declaration that need
2017 (asan_sanitize_use_after_scope): New function.
2018 (asan_no_sanitize_address_p): Likewise.
2019 * cfgexpand.c (partition_stack_vars): Consider
2020 asan_sanitize_use_after_scope in condition.
2021 (expand_stack_vars): Likewise.
2022 * common.opt (-fsanitize-address-use-after-scope): New option.
2023 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
2024 Explain the parameter.
2025 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
2026 * gimplify.c (build_asan_poison_call_expr): New function.
2027 (asan_poison_variable): Likewise.
2028 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
2029 variables that have address taken.
2030 (gimplify_decl_expr): Likewise.
2031 (gimplify_target_expr): Likewise for C++ temporaries.
2032 (sort_by_decl_uid): New function.
2033 (gimplify_expr): Unpoison all variables for a label we can jump
2034 from outside of a scope.
2035 (gimplify_switch_expr): Unpoison variables defined in the switch
2037 (gimplify_function_tree): Clear asan_poisoned_variables.
2038 (asan_poison_variables): New function.
2039 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
2040 * internal-fn.c (expand_ASAN_MARK): New function.
2041 * internal-fn.def (ASAN_MARK): Declare.
2042 * opts.c (finish_options): Handle -fstack-reuse if
2043 -fsanitize-address-use-after-scope is enabled.
2044 (common_handle_option): Enable address sanitization if
2045 -fsanitize-address-use-after-scope is enabled.
2046 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
2048 * params.h: Likewise.
2049 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
2050 * sanitizer.def: Define __asan_poison_stack_memory and
2051 __asan_unpoison_stack_memory functions.
2052 * asan.c (asan_mark_poison_p): New function.
2053 (transform_statements): Handle asan_mark_poison_p calls.
2054 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
2056 2016-11-07 Tamar Christina <tamar.christina@arm.com>
2059 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
2061 2016-11-07 Martin Liska <mliska@suse.cz>
2063 * tree-profile.c (gimple_gen_time_profiler): Set proper type
2064 to time_profiler_counter_ptr.
2066 2016-11-07 Richard Biener <rguenther@suse.de>
2068 PR tree-optimization/37150
2069 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
2071 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
2072 (vect_analyze_slp_cost_1): Account for the real number of
2073 permutations emitted and for dead loads.
2074 (vect_transform_slp_perm_load): Add n_perms parameter counting
2075 the number of emitted permutations.
2076 * tree-vect-stmts.c (vectorizable_load): Adjust.
2078 2016-11-07 Richard Biener <rguenther@suse.de>
2080 PR tree-optimization/78189
2081 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
2082 alignment computation.
2084 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2086 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
2088 2016-11-05 Martin Sebor <msebor@redhat.com>
2090 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
2093 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
2097 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
2099 2016-11-04 Jakub Jelinek <jakub@redhat.com>
2102 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
2103 doesn't have rtl set.
2105 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2107 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
2108 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
2109 rs6000_gimple_fold_builtin.
2110 (rs6000_gimple_fold_builtin): New function. Add handling for
2111 early expansion of vector addition builtins.
2113 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
2115 * expr.h (copy_blkmode_from_reg): Delete.
2116 * expr.c (copy_blkmode_from_reg): Make static.
2118 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
2120 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
2121 * combine.c (LOAD_EXTEND_OP): Delete.
2122 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
2123 * cse.c (LOAD_EXTEND_OP): Delete.
2124 * fold-const.c (LOAD_EXTEND_OP): Likewise.
2125 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
2126 * postreload.c (LOAD_EXTEND_OP): Delete.
2127 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
2128 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
2129 (find_reloads): Likewise.
2130 * reload1.c (eliminate_regs_1): Likewise.
2131 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
2132 (num_sign_bit_copies1): Likewise.
2134 2016-11-04 David Malcolm <dmalcolm@redhat.com>
2136 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
2137 (selftest::ix86_test_dumping_hard_regs): New function.
2138 (selftest::ix86_run_selftests): New function.
2139 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
2140 selftest::ix86_run_selftests.
2141 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
2142 * doc/tm.texi: Regenerate
2143 * selftest-rtl.h: New file.
2144 * rtl-tests.c: Include "selftest-rtl.h".
2145 (selftest::assert_rtl_dump_eq): Make non-static.
2146 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
2147 (selftest::test_dumping_regs): Update comment.
2148 * selftest-run-tests.c: Include "target.h".
2149 (selftest::run_tests): If non-NULL, call
2150 targetm.run_target_selftests.
2151 * target.def (run_target_selftests): New hook.
2153 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2155 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
2156 representative core for this architecture.
2157 * config/arm/arm-cores.def (cortex-m33): Define new processor.
2158 * config/arm/arm-tables.opt: Regenerate.
2159 * config/arm/arm-tune.md: Likewise.
2160 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
2161 valid -mcpu options.
2162 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
2164 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2166 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
2167 representative core for this architecture.
2168 * config/arm/arm-cores.def (cortex-m23): Define new processor.
2169 * config/arm/arm-tables.opt: Regenerate.
2170 * config/arm/arm-tune.md: Likewise.
2171 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
2172 this tuning parameters apply to in the comment.
2173 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
2174 valid -mcpu options.
2175 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
2177 2016-11-04 Bin Cheng <bin.cheng@arm.com>
2179 * fold-const.c (fold_cond_expr_with_comparison): Remove call
2180 to pedantic_non_lvalue_loc. Remove useless code for lvalue
2181 where cond_expr can't be a lvalue.
2183 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
2185 * config/arc/arc.c (arc_process_double_reg_moves): Use
2187 * config/arc/arc.md (movsi_insn): Disable unsupported move
2188 instructions for ARCv2 cores.
2189 (movdi): Use prepare_move_operands.
2190 (movsf, movdf): Use move_dest_operand predicate.
2191 * config/arc/constraints.md (Chs): Enable when barrel shifter is
2193 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
2194 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
2196 (dexcl_3op_peep2_insn_nores): Likewise.
2197 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
2198 (LINK_COMMAND_SPEC): Remove.
2200 2016-11-04 Richard Biener <rguenther@suse.de>
2203 * loop-invariant.c (find_exits): Record entering inner
2204 loops as possibly exiting to handle infinite sub-loops.
2205 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
2206 (fill_always_executed_in_1): Honor infinite child loops.
2208 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2211 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
2212 has already been adjusted for endianness, so don't adjust it any
2216 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
2217 ICmode unless we have standard PowerPC floating point.
2218 * config/rs6000/rs6000.md (FP iterator): Likewise.
2219 (FMOVE128 iterator): Likewise.
2221 2016-11-03 Jakub Jelinek <jakub@redhat.com>
2222 Alexandre Oliva <aoliva@redhat.com>
2223 Jason Merrill <jason@redhat.com>
2227 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
2229 * langhooks.c (lhd_type_dwarf_attribute): New function.
2230 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
2231 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
2232 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
2233 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
2234 (check_qualified_type, check_aligned_type): Call it.
2235 * dwarf2out.c (modified_type_die): Don't use type_main_variant
2236 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
2237 check_base_type and check_lang_type.
2238 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
2239 return early. For pointer-to-data-member add DW_AT_use_location
2241 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
2243 (gen_type_die_with_usage): Don't use type_main_variant
2244 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
2245 check_base_type and check_lang_type. Formatting fixes. Call
2246 get_debug_type langhook.
2248 2016-11-03 Jason Merrill <jason@redhat.com>
2250 * tree.c (check_lang_type): New.
2251 (check_qualified_type): Use it.
2252 (check_aligned_type): Use it.
2253 * tree.h: Declare it.
2255 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
2257 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
2258 (arm*-freebsd*): Likewise.
2259 (arm*-*-netbsdelf*): Likewise.
2260 (arm*-*-linux*): Likewise.
2261 (arm*-*-uclinux*eabi*): Likewise.
2262 (arm*-*-phoenix*): Likewise.
2263 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
2264 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
2265 specified. Default to arm6 if target_cpu_cname is not set.
2266 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
2267 default cpu has been correctly configured.
2268 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
2269 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
2270 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
2271 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
2272 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
2273 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
2274 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
2276 2016-11-03 Jiong Wang <jiong.wang@arm.com>
2278 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
2279 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
2280 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
2281 (output_cfa_loc): Support DW_CFA_val_expression.
2282 (output_cfa_loc_raw): Likewise.
2283 (output_cfi): Likewise.
2284 (output_cfi_directive): Likewise.
2285 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
2286 (dw_cfi_oprnd2_desc): Likewise.
2287 (mem_loc_descriptor): Recognize new pattern generated for value
2290 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
2292 PR rtl-optimization/78186
2293 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
2294 well, when converting to IOR.
2296 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
2298 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
2299 (vec_interleave_highv8qi): Likewise.
2301 2016-11-03 Martin Liska <mliska@suse.cz>
2303 * profile.c (instrument_values): Fix coding style.
2304 (branch_prob): Use renamed function.
2305 * tree-profile.c (init_ic_make_global_vars): Likewise.
2306 (gimple_init_edge_profiler): Rename to
2307 gimple_init_gcov_profiler.
2308 tree_time_profiler_counter variable declaration.
2309 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
2311 * value-prof.h: Remove an argument.
2313 2016-11-03 Richard Biener <rguenther@suse.de>
2315 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
2316 symtab_node::get_create.
2318 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2320 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
2321 Move comments into more natural position.
2323 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
2325 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
2326 (PTRDIFF_TYPE): Define as int.
2328 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2330 * ccmp.c (expand_ccmp_expr_1): Adjust.
2331 (expand_ccmp_expr): Likewise.
2332 (expand_ccmp_next): Likewise.
2333 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
2334 (aarch64_gen_ccmp_first): Likewise.
2335 * doc/tm.texi: Regenerate.
2336 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
2337 (gen_ccmp_next): Likewise.
2339 2016-11-03 Bin Cheng <bin.cheng@arm.com>
2341 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
2342 (vect_is_simple_reduction): Swap cond_reduction by inversion.
2344 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
2346 * config/i386/i386.c (ix86_init_libfuncs): New. Call
2347 darwin_rename_builtins here.
2348 (ix86_expand_divmod_libfunc): New.
2349 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
2350 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
2352 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
2353 Nathan Sidwell <nathan@acm.org>
2355 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
2357 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
2359 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
2361 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
2362 to format MODE_INT and MODE_PARTIAL_INT literals.
2364 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
2367 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
2368 NULL if TARGET_SPE_ABI.
2370 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2372 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
2373 clear padding bits even when they're less than a byte.
2375 2016-11-02 Richard Biener <rguenther@suse.de>
2377 * gimple-ssa-store-merging.c: Include gimplify-me.h.
2378 (imm_store_chain_info::output_merged_stores): Force base_addr
2379 to be proper GIMPLE for a MEM_REF address.
2380 (pass_store_merging::execute): Restrict negative bitpos
2381 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
2382 check. Take into account non-NULL_TREE offset if the base
2383 is already addressable.
2385 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
2387 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
2389 (aarch64_be_crypto_sha1hv4si): New pattern.
2391 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
2393 * config/aarch64/aarch64.md (add<mode>3): Remove
2394 redundant code. Don't split frame based additions.
2396 2016-11-02 Richard Biener <rguenther@suse.de>
2398 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
2399 redundant val and dest members.
2400 (store_immediate_info::store_immediate_info): Adjust.
2401 (merged_store_group::merged_store_group): Adjust.
2402 (merged_store_group::apply_stores): Likewise.
2403 (struct imm_store_chain_info): Add base_addr field.
2404 (imm_store_chain_info::imm_store_chain_info): New constructor.
2405 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
2406 (imm_store_chain_info::output_merged_store): Likewise. Use
2407 addr_base which is already the address.
2408 (imm_store_chain_info::output_merged_stores): Likewise.
2409 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
2410 imm_store_chain_info instead of base. Fix alias check.
2411 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
2412 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
2413 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
2414 use the address of the base and adjust for other changes.
2416 2016-11-02 Martin Liska <mliska@suse.cz>
2418 * fold-const-call.c (host_size_t_cst_p): Test whether
2419 t is convertible to size_t.
2421 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2423 PR tree-optimization/78170
2424 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
2425 introduced by native_encode_expr on little-endian as well.
2427 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2429 PR tree-optimization/78162
2430 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
2433 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2435 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
2437 (aarch64_next_callee_save): Likewise.
2438 (aarch64_pushwb_single_reg): Likewise.
2439 (aarch64_gen_storewb_pair): Likewise.
2440 (aarch64_push_regs): Likewise.
2441 (aarch64_gen_loadwb_pair): Likewise.
2442 (aarch64_pop_regs): Likewise.
2443 (aarch64_gen_store_pair): Likewise.
2444 (aarch64_gen_load_pair): Likewise.
2445 (aarch64_save_callee_saves): Likewise.
2446 (aarch64_restore_callee_saves): Likewise.
2448 2016-11-02 Richard Biener <rguenther@suse.de>
2450 PR tree-optimization/78035
2451 PR tree-optimization/77964
2452 * gimple-pretty-print.c (pp_points_to_solution): Print
2453 vars_contains_interposable.
2454 * tree-ssa-alias.c: Include varasm.h.
2455 (ptrs_compare_unequal): Check vars_contains_interposable and
2456 decl_binds_to_current_def_p.
2457 (dump_points_to_solution): Dump vars_contains_interposable.
2458 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
2460 * tree-ssa-structalias.c: Include varasm.h.
2461 (set_uids_in_ptset): Record whether vars contains a
2462 not decl_binds_to_current_def_p variable in vars_contains_interposable.
2463 (ipa_escaped_pt): Update initializer.
2465 2016-11-02 Richard Biener <rguenther@suse.de>
2467 PR tree-optimization/78047
2468 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
2469 fake field at offset zero conservatively regarding to may_have_pointers.
2471 2016-11-02 Richard Biener <rguenther@suse.de>
2473 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
2474 infer_value_range on stmt ops and update value-ranges.
2475 Dump visited stmts and blocks.
2476 (evrp_dom_walker::push_value_range): Dump changes.
2477 (evrp_dom_walker::pop_value_range): Likewise.
2478 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
2480 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2482 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
2484 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
2486 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2488 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
2489 and adjust for that.
2490 * cfgrtl.h (delete_insn_chain): Adjust prototype.
2492 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2494 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
2496 (transcode_memory_rtx): Likewise.
2497 (move_to_acc): Likewise.
2498 (move_from_acc): Likewise.
2499 (move_acc_to_reg): Likewise.
2500 (move_to_x): Likewise.
2501 (move_to_hl): Likewise.
2502 (move_to_de): Likewise.
2503 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
2504 (rs6000_emit_savres_rtx): Likewise.
2505 (rs6000_emit_prologue): Likewise.
2506 * reorg.c (update_reg_unused_notes): Likewise.
2507 * rtl.h (remove_note): Adjust prototype.
2508 * rtlanal.c (remove_note): Make argument type rtx_insn *.
2510 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2512 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
2513 variables so some can be rtx_insn *.
2514 (alpha_emit_xfloating_libcall): Likewise.
2515 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
2516 (mips_legitimize_tls_address): Likewise.
2517 * optabs.c (expand_binop): Likewise.
2518 * reload1.c (gen_reload): Likewise.
2520 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2522 * reorg.c (relax_delay_slots): Split up the trial variable.
2524 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2526 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
2527 of variables rtx_insn *.
2528 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
2529 (legitimize_tls_address): Likewise.
2530 * config/bfin/bfin.c (hwloop_optimize): Likewise.
2531 (bfin_gen_bundles): Likewise.
2532 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2533 (c6x_reorg): Likewise.
2534 * config/frv/frv.c (frv_reorder_packet): Likewise.
2535 * config/i386/i386.c (ix86_split_idivmod): Likewise.
2536 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
2537 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
2538 * config/mn10300/mn10300.c: Likewise.
2539 * config/rl78/rl78.c: Likewise.
2540 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
2541 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
2542 (sh_expand_cmpnstr): Likewise.
2543 (sh_expand_strlen): Likewise.
2544 (sh_expand_setmem): Likewise.
2545 * config/sh/sh.md: Likewise.
2546 * emit-rtl.c (emit_pattern_before): Likewise.
2547 * except.c: Likewise.
2548 * final.c: Likewise.
2551 2016-11-01 Jason Merrill <jason@redhat.com>
2553 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
2554 a COND_EXPR with constant condition.
2556 2016-11-01 Jakub Jelinek <jakub@redhat.com>
2558 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
2559 and its initialization.
2561 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2563 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
2566 2016-11-01 Jakub Jelinek <jakub@redhat.com>
2568 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
2569 argument, don't call add_linkage_name if it is true.
2570 (gen_variable_die): For C++ inline static data members, consider the
2571 initial call when old_die is NULL to be declaration and call
2572 add_name_and_src_coords_attributes in that case with true as
2573 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
2574 (gen_member_die): For C++ inline static data members, emit a
2575 definition DIE right away in DW_TAG_compile_unit context.
2577 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
2580 * config/pa/pa.md: Add new shift/add patterns to handle
2581 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
2583 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
2585 * config/xtensa/xtensa-protos.h
2586 (xtensa_use_return_instruction_p): New prototype.
2587 * config/xtensa/xtensa.c (xtensa_current_frame_size,
2588 xtensa_callee_save_size): Remove.
2589 (struct machine_function): Add new fields: current_frame_size,
2590 callee_save_size, frame_laid_out and epilogue_done.
2591 (compute_frame_size, xtensa_expand_prologue,
2592 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
2593 cfun->machine->callee_save_size and xtensa_current_frame_size
2594 with cfun->machine->current_frame_size.
2595 (compute_frame_size): Update cfun->machine->frame_laid_out and
2596 don't update frame layout after reload completion.
2597 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
2598 instead of zeroing xtensa_current_frame_size.
2599 (xtensa_use_return_instruction_p): New function.
2600 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
2602 (INITIAL_ELIMINATION_OFFSET): Use return value of
2603 compute_frame_size instead of xtensa_current_frame_size value.
2604 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
2605 function xtensa_use_return_instruction_p instead of inline code.
2607 2016-11-01 Jakub Jelinek <jakub@redhat.com>
2609 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
2610 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
2611 * dwarf2out.c (rnglist_idx): New variable.
2612 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
2613 (DEBUG_RNGLISTS_SECTION): Define.
2614 (ranges_base_label): New variable.
2615 (size_of_die) <case dw_val_class_range_list>: If using
2616 DW_FORM_rnglistx, count size of uleb128 of range list index.
2617 (value_format) <case dw_val_class_range_list>: For
2618 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
2619 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
2620 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
2621 (add_ranges_num): Remove useless prototype. Don't multiply
2622 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
2623 for new fields added to dw_ranges struct.
2624 (add_ranges): Add maybe_new_sec argument and pass it
2625 through to add_ranges_num.
2626 (note_rnglist_head): New function.
2627 (add_ranges_by_labels): Pass true as maybe_new_sec to
2628 add_ranges_num, call note_rnglist_head on the head of the list.
2629 (output_ranges): Add function comment. Switch to
2630 .debug_ranges section here and emit .Ldebug_ranges0 label.
2631 (index_rnglists, output_rnglists): New functions.
2632 (gen_subprogram_die): Formatting fixes.
2633 (add_high_low_attributes): Don't divide offsets
2634 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
2635 first list element or when pointing into the middle of
2636 a list. Pass true as second argument to add_ranges on the
2637 first block fragment after cold/hot section switch.
2638 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
2639 section instead of .debug_ranges. Initialize
2640 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
2641 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
2642 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
2643 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
2644 Call output_rnglists for -gdwarf-5.
2645 (dwarf2out_c_finalize): Clear rnglist_idx.
2647 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
2649 * combine.c (simplify_compare_const): Add gcc_fallthrough.
2651 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
2652 Tamar Christina <tamar.christina@arm.com>
2654 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
2655 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
2656 (vmaxnmq_f32): Likewise.
2657 (vminnm_f32): Likewise.
2658 (vminnmq_f32): Likewise.
2659 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
2661 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
2664 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2666 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
2667 binary floating point types supported by the hardware except for
2669 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
2670 vector instruction for optimizing extracting a SImode from a
2671 V4SImode vector and converting it to floating point.
2672 (vsx_xvcvuxwdp_df): Likewise.
2673 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
2674 registers to be any VSX register. Move stores to the end of the
2676 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
2677 to optimize extracting a SImode from a V4SImode vector and
2678 converting it to a binary floating point type supported by the
2679 hardware. Use the vector converts instead of extracting the
2680 element, sign extending it, and then converting it to double.
2681 Other floating point types than double first convert to double,
2682 then the double is converted to that type.
2683 (vsx_extract_si_<uns>float_<mode>): Likewise.
2685 2016-10-31 Andrew Pinski <apinski@cavium.com>
2687 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
2688 Rewrite handling of part num to handle the case where
2689 multiple implementers share the same part num.
2691 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
2692 Jakub Jelinek <jakub@redhat.com>
2694 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
2695 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
2697 2016-10-31 Jakub Jelinek <jakub@redhat.com>
2699 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
2700 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
2701 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
2702 (is_cu_die, is_unit_die): Likewise.
2703 (should_move_die_to_comdat, break_out_comdat_types): Adjust
2704 comments for DWARF5 DW_UT_type units.
2705 (output_compilation_unit_header): Add UT argument, output
2706 start of DWARF5 .debug_info section header.
2707 (output_comp_unit): Add dwo_id argument. Adjust
2708 output_compilation_unit_header caller, for DW_UT_split_compile
2709 emit dwo_id field, otherwise padding1. Emit padding2 field.
2710 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
2711 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
2712 (output_skeleton_debug_sections): Add dwo_id argument, for
2713 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
2714 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
2715 DW_UT_type or DW_UT_split_type units rather than .debug_types.
2716 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
2717 DW_TAG_compile_unit for skeleton unit die. Don't add
2718 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
2719 address to output_comp_unit and output_skeleton_debug_sections.
2721 * dwarf2out.c (debug_line_str_section): New variable.
2722 (debug_line_str_hash): Likewise.
2723 (DEBUG_LINE_STR_SECTION): Define.
2724 (set_indirect_string): Handle DW_FORM_line_strp like
2726 (find_string_form): Fix up formatting.
2727 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
2729 (output_die): Handle DW_FORM_line_strp.
2730 (DWARF5_USE_DEBUG_LINE_STR): Define.
2731 (output_line_string): New function.
2732 (output_file_names): Add -gdwarf-5 support.
2733 (output_line_info): Likewise.
2734 (init_sections_and_labels): Initialize debug_line_str_section.
2735 (output_indirect_string): Change 2nd argument from void *
2736 to enum dwarf_form form, compare with form rather than
2738 (output_indirect_strings): Pass DW_FORM_strp to
2739 output_indirect_string traversion.
2740 (dwarf2out_finish): Output .debug_line_str strings.
2741 (dwarf2out_c_finalize): Clear debug_line_str_section and
2742 debug_line_str_hash.
2744 2016-10-31 Tom Tromey <tom@tromey.com>
2747 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
2748 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
2749 DW_OP_GNU_push_tls_address case.
2750 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
2752 2016-10-31 Jakub Jelinek <jakub@redhat.com>
2754 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
2755 for frame_offset_rel bit.
2756 (struct array_descr_info): Add rank field.
2757 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
2758 and placeholder_seen fields.
2759 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
2760 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
2761 DW_OP_pick 1 into DW_OP_over.
2762 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
2763 gen_variant_part): Clear placeholder_{arg,seen}.
2764 (loc_list_from_tree_1): Drop const from context argument.
2765 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
2766 (loc_list_for_address_of_addr_expr_of_indirect_ref,
2767 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
2769 (add_scalar_info): Drop const from context argument. Handle
2770 context->placeholder_arg.
2771 (add_bound_info): Drop const from context argument.
2772 (gen_descr_array_type_die): Drop const from ctx variable.
2773 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
2774 attribute and use a single DW_TAG_generic_subrange instead of
2775 7 DW_TAG_subrange_type for assumed rank arrays.
2777 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
2778 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
2779 from bool to 1-bit uchar bitfield. Add num_assigned and
2780 offset_emitted bitfields.
2781 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
2782 for dw_val_class_lineptr and dw_val_class_macptr. Handle
2783 dw_val_class_loclistsptr.
2784 (new_addr_loc_descr): Fix up formatting.
2785 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
2786 (add_AT_low_high_pc): Fix up formatting.
2787 (add_AT_loclistsptr): New function.
2788 (AT_lbl): Allow dw_val_class_loclistsptr.
2789 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
2790 Handle dw_val_class_loclistsptr.
2791 (loc_list_idx): New variable.
2792 (output_loclists_offsets, assign_location_list_indexes): New
2794 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
2795 add size_of_uleb128 of the index. Drop never used
2796 dwarf_split_debug_info AT_index handling. Handle
2797 dw_val_class_loclistsptr.
2798 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
2799 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
2800 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
2801 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
2802 DW_FORM_loclistx indexes.
2803 (output_attr_index_or_value): Fix up formatting. Don't handle
2804 dw_val_class_loc_list here.
2805 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
2806 For dw_val_class_loc_list call output_loc_list_offset rather than
2807 output_attr_index_or_value.
2808 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
2809 or .debug_loclists.dwo section name for debug_loc_section.
2810 (resolve_addr_in_expr): Formatting fix.
2811 (index_location_lists): Likewise.
2812 (dwarf2out_finish): If there are any location lists, for
2813 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
2814 index_location_lists only if have_location_lists. Call
2815 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
2816 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
2817 -gsplit-dwarf also emit offset table.
2819 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
2820 (size_of_die, value_format, output_die): Use
2821 DW_FORM_data16 for 128-bit dw_val_class_const_double or
2822 dw_val_class_wide_int.
2824 * dwarf2out.c (dwarf_op): Renamed to ...
2825 (dwarf_OP): ... this.
2826 (convert_descriptor_to_mode, scompare_loc_descriptor,
2827 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
2828 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
2830 (dwarf_AT, dwarf_TAG): New functions.
2831 (check_die): Disallow DW_AT_call_all_calls next to
2832 DW_AT_GNU_all_call_sites.
2833 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
2834 and attributes instead of the corresponding GNU tag and attributes.
2835 (gen_subprogram_die): Likewise. Emit call site information even
2836 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
2837 DW_AT_defaulted in comment.
2838 (resolve_addr): Handle DW_AT_call_origin attribute on
2839 DW_TAG_call_site DIE like DW_AT_abstract_origin on
2840 DW_TAG_GNU_call_site DIE.
2842 * dwarf2out.c (dwarf_op): New function.
2843 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
2844 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
2845 (output_loc_operands, output_loc_operands_raw): Likewise.
2846 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
2847 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
2848 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
2849 if dwarf_version < 5.
2850 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
2852 (scompare_loc_descriptor, ucompare_loc_descriptor,
2853 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
2854 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
2855 optimize_location_into_implicit_ptr): Likewise. Only punt for
2856 !dwarf_strict if dwarf_version < 5.
2857 (string_cst_pool_decl): Adjust comment.
2858 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
2860 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
2861 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
2862 (struct dw_val_node): Add val_file_implicit field.
2863 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
2864 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
2865 output_die): Handle dw_val_class_const_implicit,
2866 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
2867 (abbrev_die_table): Change into va_gc vec.
2868 (abbrev_die_table_allocated, abbrev_die_table_in_use,
2869 ABBREV_DIE_TABLE_INCREMENT): Remove.
2870 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
2871 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
2873 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
2874 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
2876 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
2878 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
2880 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
2882 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
2883 unit. Call optimize_abbrev_table.
2884 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
2885 abbrev_die_table being a va_gc vec.
2887 PR tree-optimization/77860
2888 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
2889 also integral complex and vector constants.
2891 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
2892 optimize_macinfo_range, save_macinfo_strings): Replace
2893 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
2894 (output_macinfo): Likewise. Emit .debug_macro* rather than
2895 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
2896 (init_sections_and_labels): Use .debug_macro* labels rather than
2897 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
2898 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
2899 or DW_AT_GNU_macros for -gdwarf-5.
2901 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
2903 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
2905 2016-09-11 Le-Chun Wu <lcwu@google.com>
2906 Mark Wielaard <mjw@redhat.com>
2908 * common.opt (Wshadow=global): New option. Default for -Wshadow.
2909 (Wshadow=local): New option.
2910 (Wshadow-local): Hidden alias for -Wshadow=local.
2911 (Wshadow=compatible-local): New option.
2912 (Wshadow-compatible-local): Hidden alias for
2913 -Wshadow=compatible-local.
2914 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
2915 Wshadow=compatible-local.
2917 2016-10-31 Bin Cheng <bin.cheng@arm.com>
2919 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
2920 Check slp defs for COND_EXPR by swapping/inverting operands if the
2921 new parameter SWAP indicates so.
2922 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
2923 is isomorphic to the first stmt via swapping/inverting. Store swap
2924 information in the new parameter SWAP.
2925 (vect_build_slp_tree): New local array SWAP and pass it to function
2926 vect_build_slp_tree_1. Cleanup result handling code for function
2927 call to vect_get_and_check_slp_defs. Skip operand swapping if the
2928 order of operands has been fixed as indicated by SWAP[i].
2930 2016-10-31 Bin Cheng <bin.cheng@arm.com>
2932 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
2933 unnecessary data dependence check after visited store stmt.
2935 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2937 PR tree-optimization/71915
2938 PR tree-optimization/71490
2939 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
2941 (find_basis_for_base_expr): Require stride types to match when
2943 (alloc_cand_and_find_basis): Record the stride type.
2944 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
2945 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
2946 the expressions having those types.
2947 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
2948 (create_mul_ssa_cand): Likewise.
2949 (create_mul_imm_cand): Likewise.
2950 (create_add_ssa_cand): Likewise.
2951 (create_add_imm_cand): Likewise.
2952 (legal_cast_p_1): Change interface to accept types rather than the
2953 expressions having those types.
2954 (legal_cast_p): Pass types to legal_cast_p_1.
2955 (slsr_process_cast): Pass stride type to
2956 alloc_cand_and_find_basis.
2957 (slsr_process_copy): Likewise.
2958 (dump_candidate): Display stride type when a cast exists.
2959 (create_add_on_incoming_edge): Introduce a cast when necessary for
2961 (analyze_increments): Change the code checking for invalid casts
2962 to rely on the stride type, and update the documentation and
2963 example. Change the code checking for pointer multiplies to rely
2965 (insert_initializers): Introduce a cast when necessary for the
2966 stride type. Use the stride type for the type of the initializer.
2968 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2970 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
2972 2016-10-29 Jakub Jelinek <jakub@redhat.com>
2974 PR rtl-optimization/77919
2975 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
2976 into memory if both modes are complex and their inner modes have the
2977 same precision. If the two modes are different complex modes, convert
2978 each part separately and generate a new CONCAT.
2980 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
2982 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
2984 2016-10-29 Jakub Jelinek <jakub@redhat.com>
2987 * gimple-ssa-store-merging.c
2988 (imm_store_chain_info::output_merged_store): Use build_aligned_type
2989 instead of SET_TYPE_ALIGN on shared integral type.
2991 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
2993 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
2994 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
2997 2016-10-28 Jeff Law <law@redhat.com>
2999 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
3000 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
3002 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
3004 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
3006 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
3008 * target.def (min_arithmetic_precision): New hook.
3009 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
3010 * doc/tm.texi: Regenerate.
3011 * internal-fn.c (expand_arith_overflow): Adjust handling of target
3012 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
3013 * targhooks.c (default_min_arithmetic_precision): New function.
3014 * targhooks.h (default_min_arithmetic_precision): Declare.
3015 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
3016 (sparc_min_arithmetic_precision): New function.
3018 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
3021 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
3022 Swap commutative operands in new RTL if needed. Handle zero_ext
3024 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
3027 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3028 Kugan Vivekanandarajah <kuganv@linaro.org>
3029 Jim Wilson <jim.wilson@linaro.org>
3031 PR tree-optimization/43721
3032 * target.def: New hook expand_divmod_libfunc.
3033 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
3034 * doc/tm.texi: Regenerate.
3035 * internal-fn.def: Add new entry for DIVMOD ifn.
3036 * internal-fn.c (expand_DIVMOD): New.
3037 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
3039 (widen_mul_stats): Add new field divmod_calls_inserted.
3040 (target_supports_divmod_p): New.
3041 (divmod_candidate_p): Likewise.
3042 (convert_to_divmod): Likewise.
3043 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
3044 renumber_gimple_stmt_uids at beginning of function. Call
3045 convert_to_divmod and record stats for divmod.
3046 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
3047 TARGET_EXPAND_DIVMOD_LIBFUNC.
3048 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
3051 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
3052 Segher Boessenkool <segher@kernel.crashing.org>
3054 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
3055 swapping the arms of the branch.
3056 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
3057 sequence for the generic signed-signed-signed case.
3059 2016-10-28 Jeff Law <law@redhat.com>
3061 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
3063 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
3065 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
3067 PR rtl-optimization/78029
3068 * function.c (prologue_contains, epilogue_contains): New functions.
3069 (record_prologue_seq, record_epilogue_seq): New functions.
3070 * function.h (prologue_contains, epilogue_contains,
3071 record_prologue_seq, record_epilogue_seq): New declarations.
3072 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
3073 mixing prologue and epilogue insns.
3074 (init_deps): Initialize the new fields in struct deps_desc.
3075 * sched-int.h (struct deps_desc): New fields last_prologue,
3076 last_epilogue, and last_logue_was_epilogue.
3077 * shrink-wrap.c (emit_common_heads_for_components): Record all
3078 emitted prologue and epilogue insns.
3079 (emit_common_tails_for_components): Ditto.
3080 (insert_prologue_epilogue_for_components): Ditto.
3082 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3085 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
3086 * common.opt (fstore-merging): New Optimization option.
3087 * opts.c (default_options_table): Add entry for
3088 OPT_ftree_store_merging.
3089 * fold-const.h (can_native_encode_type_p): Declare prototype.
3090 * fold-const.c (can_native_encode_type_p): Define.
3091 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
3092 (PARAM_MAX_STORES_TO_MERGE): Likewise.
3093 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
3094 * passes.def: Insert pass_tree_store_merging.
3095 * tree-pass.h (make_pass_store_merging): Declare extern
3097 * gimple-ssa-store-merging.c: New file.
3098 * doc/invoke.texi (Optimization Options): Document
3100 (--param documentation): Document store-merging-allow-unaligned
3101 and max-stores-to-merge.
3103 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
3106 * gimplify.c (gimplify_init_constructor): Move emit of constructor
3107 assignment to earlier in the if/else logic.
3109 2016-10-28 Richard Biener <rguenther@suse.de>
3113 * fold-const.c (make_bit_field_ref): Only adjust alias set
3114 when the original alias set was zero.
3116 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3118 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
3119 (s390_adjust_loops): New function.
3120 (s390_reorg): Invoke s390_adjust_loops.
3121 * config/s390/s390.md: (UNSPEC_OSC_BREAK): New constant.
3122 ("osc_break"): New insn definition.
3124 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3126 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
3127 * config.gcc: Support alternate archXX cpu levels with
3128 --with-arch= and --with-tune=.
3129 * config/s390/linux.h: Translate new archXX cpu levels to the
3130 original names when calling GAS.
3131 * config/s390/tpf.h: Likewise.
3132 * doc/invoke.texi: Document the alternate cpu level names.
3134 2016-10-28 Jakub Jelinek <jakub@redhat.com>
3136 PR rtl-optimization/77919
3137 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
3138 MEM if mode1 is not a complex mode.
3140 PR rtl-optimization/78132
3141 * ree.c (combine_reaching_defs): Give up if copy_needed and
3142 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
3144 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
3146 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
3148 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
3150 * config/rs6000/constraints.md (wH constraint): Add new
3151 constraints for allowing 32-bit integers (and eventually 8/16-bit
3152 integers) into the vector registers.
3153 (wI constraint): Likewise.
3154 (wJ constraint): Likewise.
3155 (wK constraint): Likewise.
3156 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
3157 -mvsx-small-integer as a default option for ISA 2.07
3159 (POWERPC_MASKS): Likewise.
3160 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
3161 switch to turn off small integer support in vector registers.
3162 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
3163 test for -mupper-regs-di, since it is already done with the
3164 reg_add[mode].scalar_in_vsx_p. Add support for the switch
3165 -mvsx-small-integer.
3166 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
3168 (rs6000_setup_reg_addr_masks): Likewise.
3169 (rs6000_init_hard_regno_mode_ok): Likewise.
3170 (rs6000_option_override_internal): Add consistency checks for
3171 -mvsx-small-integer.
3172 (rs6000_secondary_reload_simple_move): SImode is a simple move if
3173 -mvsx-small-integer.
3174 (rs6000_secondary_reload): Use std::swap.
3175 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
3176 VSX_REGS for small integers in vector registers, since there is no
3177 D-FORM address mode for such types.
3178 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
3179 (rs6000_opt_masks): Add -mvsx-small-integer.
3180 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
3182 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
3183 extracts can be done on ISA 2.07.
3184 (vsx_extract_<mode>): Add support for small integers in vsx
3186 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
3187 longer support V4SImode in this pattern.
3188 (vsx_extract_si): New insn to support extraction of SImode in ISA
3189 2.07 using either xxextractuw or vspltw.
3190 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
3191 longer support V4SImode in this pattern.
3192 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
3193 wJ, and wK constraints.
3194 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
3195 storing SDmode with VSX instructions.
3196 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
3197 GPR load and before the FPR and VSX loads. Remove ??, ! from the
3198 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
3199 small integers in vector registers.
3200 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
3201 load and before the FPR and VSX loads. Remove ??, ! from the
3202 constraints. Add VEXTSW2D support for small integers in vector
3204 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
3205 integers in vector registers.
3206 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
3207 move instead of using an UNSPEC.
3208 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
3209 integers in vector registers.
3210 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
3211 move instead of using an UNSPEC.
3212 (movsi_internal1): Add support for -mvsx-small-integer. Align
3213 columns so that it is more readable.
3214 (SImode splitter for ISA 3.0 constants): Add splitter for
3215 -128..127 constants that can easily be constructed on ISA 3.0.
3216 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
3219 2016-10-27 Jakub Jelinek <jakub@redhat.com>
3222 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
3225 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
3227 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
3228 PIC_OFFSET_TABLE_REGNUM twice.
3230 2016-10-27 Bin Cheng <bin.cheng@arm.com>
3232 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
3233 support for constant operand for OP.
3235 2016-10-27 Jakub Jelinek <jakub@redhat.com>
3237 * dwarf2out.c (gen_member_die): Only reparent_child instead of
3238 splice_child_die if child doesn't have DW_AT_specification attribute.
3240 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3242 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
3243 (TARGET_HAVE_LDREXBH): Likewise.
3244 (TARGET_HAVE_LDACQ): Likewise.
3246 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3248 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
3249 logic to to decide whether to copy over old value to register for new
3251 * config/arm/sync.md: Add comments explaning why mode and code
3252 attribute are not defined in iterators.md
3253 (thumb1_atomic_op_str): New code attribute.
3254 (thumb1_atomic_newop_str): Likewise.
3255 (thumb1_atomic_fetch_op_str): Likewise.
3256 (thumb1_atomic_fetch_newop_str): Likewise.
3257 (thumb1_atomic_fetch_oldop_str): Likewise.
3258 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
3259 mirror the more restrictive constraints of the Thumb-1 insns after
3260 split compared to Thumb-2 counterpart insns.
3261 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
3262 in sync with non atomic version.
3263 (atomic_nand<mode>): Likewise.
3264 (atomic_fetch_<sync_optab><mode>): Likewise.
3265 (atomic_fetch_nand<mode>): Likewise.
3266 (atomic_<sync_optab>_fetch<mode>): Likewise.
3267 (atomic_nand_fetch<mode>): Likewise.
3268 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
3269 in sync with atomic version.
3270 (thumb1_subsi3_insn): Likewise.
3271 (thumb1_andsi3_insn): Likewise.
3272 (thumb1_iorsi3_insn): Likewise.
3273 (thumb1_xorsi3_insn): Likewise.
3275 2016-10-27 Nick Clifton <nickc@redhat.com>
3277 * plugin.c (register_plugin_info): Produce an error message if the
3278 plugin is not found in the hash table.
3280 2016-10-27 Bin Cheng <bin.cheng@arm.com>
3282 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
3285 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
3288 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
3289 define builtin functions from the bdesc_spe_predicates or
3290 bdesc_spe_evsel arrays if the builtin mask is not compatible with
3291 the current compiler configuration.
3292 (paired_init_builtins): Modify loop to not define define builtin
3293 functions from the bdesc_paried_preds array if the builtin mask is
3294 not compatible with the current compiler configuration.
3295 (altivec_init_builtins): Modify loops to not define the
3296 __builtin_altivec_stxvl function nor the builtin functions from
3297 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
3298 builtin mask is not compatible with the current compiler
3301 2016-10-26 Jeff Law <law@redhat.com>
3303 * config/sh/sh.c (output_branch): Add missing fallthru comments.
3304 (gen_shl_and): Likewise.
3305 * config/sh/sh.md (movsicc): Add missing fallthru comments.
3307 * config/mips/mips.c (mips16_constant_cost): Add missing
3309 (mips16_build_call_stub): Increase buffer size. Adjust
3312 2016-10-26 David Malcolm <dmalcolm@redhat.com>
3314 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
3315 INSN_UIDs for all insns in compact mode.
3316 (rtx_writer::print_rtx): Likewise.
3317 * print-rtl.h (rtx_writer::flag_compact): Update comment.
3318 * rtl-tests.c (selftest::test_dumping_insns): Update expected
3319 output to include INSN_UID.
3320 (selftest::test_uncond_jump): Likewise.
3322 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
3324 * haifa-sched.c (call_used_regs_num): Rename to...
3325 (call_saved_regs_num): ...this.
3326 (fixed_regs_num): New variable.
3327 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
3329 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
3331 2016-10-26 David Malcolm <dmalcolm@redhat.com>
3333 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
3335 * print-rtl.c (outfile): Delete global.
3336 (sawclose): Likewise.
3338 (in_call_function_usage): Likewise.
3339 (flag_compact): Likewise.
3340 (flag_simple): Likewise.
3341 (rtx_writer::rtx_writer): New ctor.
3342 (print_rtx_operand_code_0): Convert to...
3343 (rtx_writer::print_rtx_operand_code_0): ...this.
3344 (print_rtx_operand_code_e): Convert to...
3345 (rtx_writer::print_rtx_operand_code_e): ...this.
3346 (print_rtx_operand_codes_E_and_V): Convert to...
3347 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
3348 (print_rtx_operand_code_i): Convert to...
3349 (rtx_writer::print_rtx_operand_code_i): ...this.
3350 (print_rtx_operand_code_r): Convert to...
3351 (rtx_writer::print_rtx_operand_code_r): ...this.
3352 (print_rtx_operand_code_u): Convert to...
3353 (rtx_writer::print_rtx_operand_code_u): ...this.
3354 (print_rtx_operand): Convert to...
3355 (rtx_writer::print_rtx_operand): ...this.
3356 (print_rtx): Convert to...
3357 (rtx_writer::print_rtx): ...this.
3358 (print_inline_rtx): Rewrite in terms of class rtx_writer.
3359 (debug_rtx): Likewise.
3360 (print_rtl): Convert to...
3361 (rtx_writer::print_rtl): ...this.
3362 (print_rtl): Reimplement in terms of class rtx_writer.
3363 (print_rtl_single): Rewrite in terms of class rtx_writer.
3364 (print_rtl_single_with_indent): Convert to..
3365 (rtx_writer::print_rtl_single_with_indent): ...this.
3366 (print_simple_rtl): Rewrite in terms of class rtx_writer.
3367 * print-rtl.h (flag_compact): Delete decl.
3368 (class rtx_writer): New class.
3369 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
3372 2016-10-26 Jeff Law <law@redhat.com>
3374 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
3377 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
3378 (check_if_valid_sleep_operand): Add missing fallthru comment.
3379 (arc_register_move_cost): Increase buffer size.
3380 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
3382 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
3384 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
3385 comment. Add gcc_unreachable for path that should never happen.
3387 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
3390 2016-10-26 Jakub Jelinek <jakub@redhat.com>
3391 Martin Liska <mliska@suse.cz>
3394 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
3395 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
3396 on outer context if any.
3398 2016-10-26 Jakub Jelinek <jakub@redhat.com>
3400 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
3401 by increment rather than double it.
3402 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
3403 emit a space before args[4].
3404 (END): Don't emit a space before with_arg.
3406 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
3408 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
3409 Baseline only alternatives to (i) hold store atomic success value in a
3410 return register rather than a scratch register, (ii) use a low register
3411 for it and to (iii) ensure the cbranchsi insn generated by the split
3412 respect the constraints of Thumb-1 cbranchsi4_insn and
3414 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
3415 constraints must match those in atomic_compare_and_swap.
3416 (cbranchsi4_scratch): Likewise.
3418 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
3420 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
3421 variable. Add the new parameter to the insn generator. Set that
3422 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
3423 return value from the negation of that parameter for Thumb-1, keeping
3424 the logic unchanged otherwise except for using bdst as the destination
3425 register of the compare_and_swap insn.
3426 (arm_split_compare_and_swap): Add explanation about how is the value
3427 returned to the function comment. Rename scratch variable to
3428 neg_bval. Adapt initialization of variables holding operands to the
3429 new operand numbers. Use return register to hold result of store
3430 exclusive for Thumb-1, scratch register otherwise. Construct the
3431 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
3432 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
3433 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
3434 for strongly ordered compare_and_swap.
3435 * config/arm/predicates.md (cc_register_operand): New predicate.
3436 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
3437 match_operand with the new predicate to accept either the CC flag or a
3438 destination register for the boolean return value, restricting it to
3439 CC flag only via constraint. Adapt operand numbers accordingly.
3441 2016-10-26 Jeff Law <law@redhat.com>
3443 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
3445 * config/frv/frv.c (comparison_string): Do not fall through after
3448 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
3450 (expand_one_builtin): Add missing break.
3452 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
3453 (m32c_legitimate_address_p): Likewise.
3455 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
3457 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
3459 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
3462 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
3465 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
3467 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
3469 (rl78_asm_ctor_dtor): Increase buffer size.
3471 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
3473 (xstormy16_asm_output_constructor): Likewise.
3475 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
3478 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
3479 comment to silence warning.
3481 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
3482 (spu_legitimate_address_p): Fix logic error and add missing fallthru
3485 2016-10-26 Michael Matz <matz@suse.de>
3487 PR tree-optimization/78060
3488 PR tree-optimization/78061
3489 PR tree-optimization/78088
3490 * tree-ssa-loop-split.c (easy_exit_values): New function.
3491 (tree_ssa_split_loops): Use it.
3492 (compute_new_first_bound): Change order of operations,
3493 fix invalid use of types.
3495 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
3497 gen-pass-instances.awk is sensitive to the order in which
3498 passes are added; passes that appear later have to be added first.
3502 * config/avr/avr-passes.def: Swap order of directives for
3503 gen-pass-instances.awk.
3505 2016-10-25 Jeff Law <law@redhat.com>
3507 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
3508 (vax_notice_update_cc): Likewise.
3510 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
3512 * config.gcc (sparc*-*-solaris2*): Adjust.
3513 (sparc64-*-linux*): Likewise.
3514 * config/sparc/default-64.h: Rename to...
3515 * config/sparc/default64.h: ...this.
3516 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
3518 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
3519 * config/sparc/sparc.h: Minor tweaks.
3520 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
3521 TARGET_ARCH32 throughout. Minor various tweaks throughout.
3523 2016-10-25 David Malcolm <dmalcolm@redhat.com>
3525 * input.c (fcache::file_patch): Add comment about lifetime.
3526 (selftest::cpp_reader_ptr): New class.
3527 (selftest::lexer_test): Convert m_parser from cpp_reader *
3528 to a cpp_reader_ptr, and move m_tempfile to after it.
3529 (selftest::lexer_test::lexer_test): Update for above reordering.
3530 (lexer_test::~lexer_test): Move cleanup of m_parser to
3531 cpp_reader_ptr's dtor.
3533 2016-10-25 David Malcolm <dmalcolm@redhat.com>
3535 * toplev.c (toplev::main): Remove call to
3536 location_adhoc_data_fini.
3538 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
3540 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
3541 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
3543 2016-10-25 David Malcolm <dmalcolm@redhat.com>
3545 * ggc-tests.c (forcibly_ggc_collect): Rename to...
3546 (selftest::forcibly_ggc_collect): ...this, and remove "static".
3547 (test_basic_struct): Update for above renaming.
3548 (test_length): Likewise.
3549 (test_union): Likewise.
3550 (test_finalization): Likewise.
3551 (test_deletable_global): Likewise.
3552 (test_inheritance): Likewise.
3553 (test_chain_next): Likewise.
3554 (test_user_struct): Likewise.
3555 (test_tree_marking): Likewise.
3556 * selftest-run-tests.c (selftest::run_tests): Call
3557 selftest::forcibly_ggc_collect at the end of the selftests.
3558 * selftest.h (selftest::forcibly_ggc_collect): New decl.
3560 2016-10-25 Jakub Jelinek <jakub@redhat.com>
3563 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
3564 * optabs.c (expand_vec_cond_expr): For comparison codes
3565 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
3566 (expand_vec_cmp_expr): For comparison codes
3567 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
3568 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
3569 Add enum tree_code argument.
3570 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
3572 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
3573 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
3575 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
3576 NE_EXPR, attempt to use vcondeq_optab as fallback.
3577 * tree-vect-generic.c (expand_vector_comparison,
3578 expand_vector_divmod, expand_vector_condition): Adjust
3579 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
3580 * tree-vect-stmts.c (vectorizable_condition,
3581 vectorizable_comparison): Likewise.
3582 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
3583 check_bool_pattern, search_type_for_mask_1): Likewise.
3584 * expr.c (do_store_flag): Likewise.
3585 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
3586 @code{vcondeq@var{m}@var{n}}): Document.
3587 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
3590 2016-10-25 Jeff Law <law@redhat.com>
3592 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
3594 (v850_output_aligned_bss): Add missing break.
3596 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
3598 2016-10-25 Martin Liska <mliska@suse.cz>
3601 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
3602 statements as they can also contain possibly a freeing call.
3604 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
3605 Martin Liska <mliska@suse.cz>
3608 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
3609 * ipa-icf.c (sem_function::get_hash): Add target optimization
3612 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
3615 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
3616 Remove partial overlap check for shift by 1.
3617 (ashldi3_neon): Likewise.
3619 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3621 * config/arm/constraints.md (Q constraint): Document its use for
3623 (Pf constraint): New constraint for relaxed, consume or relaxed memory
3625 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
3626 alternatives to allow any register when memory model matches Pf and
3627 thus lda is used, but only low registers otherwise. Use unpredicated
3628 output template for Thumb-1 targets.
3629 (atomic_store<mode>): Likewise for stl.
3630 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
3631 whose output template does not have predication.
3632 (arm_load_acquire_exclusive<mode>): Likewise.
3633 (arm_load_exclusivesi): Likewise.
3634 (arm_load_acquire_exclusivesi): Likewise.
3635 (arm_store_release_exclusive<mode>): Likewise.
3636 (arm_store_exclusive<mode>): Use unpredicated output template for
3639 2016-10-25 Jakub Jelinek <jakub@redhat.com>
3641 * internal-fn.def (LAUNDER): New internal function.
3642 * internal-fn.c (expand_LAUNDER): New function.
3644 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
3645 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
3647 New avr target pass to work around performance loss by PR fix.
3651 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
3652 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
3653 * config/avr/predicates.md (extend_operator): New.
3654 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
3655 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
3656 (make_avr_pass_casesi): New prototypes.
3657 * config/avr/avr.c (print-rtl.h): Include it.
3658 (pass_data avr_pass_data_casesi): Data for new pass.
3659 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
3660 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
3661 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
3662 (avr_optimize_casesi): New functions.
3664 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
3665 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
3669 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
3671 2016-10-24 Jakub Jelinek <jakub@redhat.com>
3673 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
3674 DW_AT_rvalue_reference attributes.
3676 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
3678 * doc/invoke.text (Wint-in-bool-context): Update documentation.
3679 * value-prof.c (stringop_block_profile): Fix a warning.
3681 2016-10-24 Martin Sebor <msebor@redhat.com>
3684 * builtins.c (string_length): New function.
3685 (c_strlen): Use string_length. Correctly handle wide strings.
3686 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
3688 (target_int_max): Call target_max_value.
3689 (format_result::knownrange): New data member.
3690 (fmtresult::fmtresult): Define default constructor.
3691 (format_integer): Use it and set format_result::knownrange.
3692 Handle global constants.
3693 (format_floating_max): Add third argument.
3694 (format_floating): Recompute maximum value for %a for each argument.
3695 (get_string_length): Use fmtresult default ctor.
3696 (format_string): Set format_result::knownrange.
3697 (format_directive): Check format_result::knownrange.
3698 (add_bytes): Same. Correct caret placement in diagnostics.
3699 (pass_sprintf_length::compute_format_length): Set
3700 format_result::knownrange.
3701 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
3703 2016-10-24 Jakub Jelinek <jakub@redhat.com>
3705 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
3706 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
3708 2016-10-24 Ximin Luo <infinity0@pwned.gg>
3711 * dwarf2out.c (file_table_relative_p): Remove.
3712 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
3713 also for absolute paths.
3714 * doc/tm.texi: Update.
3715 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
3716 * target.def (force_at_comp_dir): Remove hook.
3717 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
3719 2016-10-24 Richard Biener <rguenther@suse.de>
3721 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
3722 backedges when identifying the single predecessor to take
3723 conditional info from. Use SCEV to get at ranges for loop IVs.
3724 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
3725 avoid false warning.
3727 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
3730 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
3731 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
3732 (avr_address_tiny_absdata_p): New static function.
3733 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
3734 it to determine validity of constant addresses.
3735 (avr_attribute_table) [absdata]: New variable attribute...
3736 (avr_handle_absdata_attribute): ...and handler.
3737 (avr_decl_absdata_p): New static function.
3738 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
3739 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
3740 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
3742 2016-10-24 Richard Biener <rguenther@suse.de>
3744 PR tree-optimization/78076
3745 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
3746 also on the loop tree root.
3748 2016-10-24 Jakub Jelinek <jakub@redhat.com>
3750 * config/i386/i386.c (ix86_fold_builtin): Handle
3751 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
3752 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
3753 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
3754 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
3756 2016-10-24 Martin Liska <mliska@suse.cz>
3759 * opts.c (finish_options): Skip conditionally.
3761 2016-10-23 Martin Sebor <msebor@redhat.com>
3764 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
3765 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
3767 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
3769 * config/sparc/sparc.md (cpu_feature): Minor tweak.
3770 (enabled): Likewise.
3771 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
3772 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
3773 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
3774 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
3775 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
3776 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
3778 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
3780 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
3781 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
3783 2016-10-21 Andrew Pinski <apinski@cavium.com>
3785 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
3787 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
3788 implementer_id to unsigned char.
3789 Change part_no to unsigned int.
3790 (AARCH64_BIG_LITTLE): New define.
3791 (INVALID_IMP): New define.
3792 (INVALID_CORE): New define.
3793 (cpu_data): Change the last element's implementer_id and part_no to
3795 (valid_bL_string_p): Rewrite to ..
3796 (valid_bL_core_p): this for integers instead of strings.
3797 (parse_field): New function.
3798 (contains_string_p): Rewrite to ...
3799 (contains_core_p): this for integers and only for the part_no.
3800 (host_detect_local_cpu): Rewrite handling of implementation and
3801 par num to be integers; simplifying the code.
3803 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3805 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
3806 value range for pointers in more cases.
3808 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
3810 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
3811 Add extra argument to allow emitting the move immediate.
3812 Use add/sub with positive immediate.
3813 (aarch64_add_constant): Add inline function.
3814 (aarch64_add_sp): Likewise.
3815 (aarch64_sub_sp): Likewise.
3816 (aarch64_expand_prologue): Call aarch64_sub_sp.
3817 (aarch64_expand_epilogue): Call aarch64_add_sp.
3818 Decide when to leave out move.
3819 (aarch64_output_mi_thunk): Call aarch64_add_constant.
3821 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
3823 * config/aarch64/aarch64.c (aarch64_layout_frame):
3824 Align FP callee-saves.
3826 2016-10-21 Jakub Jelinek <jakub@redhat.com>
3828 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
3829 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
3831 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
3832 _rdseed64_step): Likewise.
3833 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
3836 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
3837 and tree-ssanames.h.
3838 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
3839 with INTEGER_CST argument.
3840 (ix86_gimple_fold_builtin): New function.
3841 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
3843 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
3844 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
3845 (ranges_table_allocated, ranges_table_in_use,
3846 ranges_by_label_allocated, ranges_by_label_in_use,
3847 RANGES_TABLE_INCREMENT): Removed.
3848 (add_ranges_num): Use vec_safe_push into ranges_table.
3849 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
3850 (output_ranges): Adjust for ranges_table and ranges_by_label
3851 conversion from arrays to vec.
3852 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
3853 conversion from arrays to vec.
3854 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
3855 ranges_table_in_use, ranges_by_label_allocated and
3856 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
3858 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
3859 if needed. Re-add origin_die variable and its initialization.
3861 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
3862 even for -fstack-reuse=none, or for volatile vars etc.
3864 2016-10-21 David Malcolm <dmalcolm@redhat.com>
3866 * print-rtl-function.c (flag_compact): Move extern decl to...
3867 * print-rtl.h (flag_compact): ...here.
3868 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
3869 (ASSERT_RTL_DUMP_EQ): New macro.
3870 (selftest::test_dumping_regs): New function.
3871 (selftest::test_dumping_insns): New function.
3872 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
3874 (selftest::rtl_tests_c_tests): Call the new test functions.
3876 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3878 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3879 (outgoing_edges_match): Likewise.
3880 (try_crossjump_to_edge): Likewise.
3881 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
3882 (rtl_tidy_fallthru_edge): Likewise.
3883 * rtl.h (tablejump_p): Adjust prototype.
3884 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
3886 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3888 * rtl.h (label_ref_label): New function.
3889 (set_label_ref_label): New function.
3890 (LABEL_REF_LABEL): Delete.
3891 * alias.c (rtx_equal_for_memref_p): Adjust.
3892 * cfgbuild.c (make_edges): Likewise.
3893 (purge_dead_tablejump_edges): Likewise.
3894 * cfgexpand.c (convert_debug_memory_address): Likewise.
3895 * cfgrtl.c (patch_jump_insn): Likewise.
3896 * combine.c (distribute_notes): Likewise.
3897 * cse.c (hash_rtx_cb): Likewise.
3898 (exp_equiv_p): Likewise.
3899 (fold_rtx): Likewise.
3900 (check_for_label_ref): Likewise.
3901 * cselib.c (rtx_equal_for_cselib_1): Likewise.
3902 (cselib_hash_rtx): Likewise.
3903 * emit-rtl.c (mark_label_nuses): Likewise.
3904 * explow.c (convert_memory_address_addr_space_1): Likewise.
3905 * final.c (output_asm_label): Likewise.
3906 (output_addr_const): Likewise.
3907 * gcse.c (add_label_notes): Likewise.
3908 * genconfig.c (walk_insn_part): Likewise.
3909 * genrecog.c (validate_pattern): Likewise.
3910 * ifcvt.c (cond_exec_get_condition): Likewise.
3911 (noce_emit_store_flag): Likewise.
3912 (noce_get_alt_condition): Likewise.
3913 (noce_get_condition): Likewise.
3914 * jump.c (maybe_propagate_label_ref): Likewise.
3915 (mark_jump_label_1): Likewise.
3916 (redirect_exp_1): Likewise.
3917 (rtx_renumbered_equal_p): Likewise.
3918 * lra-constraints.c (operands_match_p): Likewise.
3919 * print-rtl.c (print_value): Likewise.
3920 * reload.c (find_reloads): Likewise.
3921 * reload1.c (set_label_offsets): Likewise.
3922 * reorg.c (get_branch_condition): Likewise.
3923 * rtl-tests.c (test_uncond_jump): Likewise.
3924 * rtl.c (rtx_equal_p_cb): Likewise.
3925 (rtx_equal_p): Likewise.
3926 * rtlanal.c (reg_mentioned_p): Likewise.
3927 (rtx_referenced_p): Likewise.
3928 (get_condition): Likewise.
3929 * varasm.c (const_hash_1): Likewise.
3930 (compare_constant): Likewise.
3931 (const_rtx_hash_1): Likewise.
3932 (output_constant_pool_1): Likewise.
3934 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3937 * reload.c (find_valid_class_1): Allow regclass if atleast one
3938 regno in regclass is ok. Compute and use rclass size based on
3939 actually available regnos for mode in rclass.
3941 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
3943 * config/sparc/sparc-modes.def (CCV): New.
3945 * config/sparc/predicates.md (v_comparison_operator): New.
3946 (icc_comparison_operator): Add support for CCV/CCXV.
3947 (xcc_comparison_operator): Likewise.
3948 * config/sparc/sparc.c (output_cbranch): Likewise.
3949 (sparc_print_operand): Likewise.
3950 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
3951 (uaddvdi4): New expander.
3952 (addvdi4): Likewise.
3953 (uaddvdi4_sp32): New instruction.
3954 (addvdi4_sp32): Likewise.
3955 (uaddvsi4): New expander.
3956 (addvsi4): Likewise.
3957 (cmp_ccc_plus_sltu_set): New instruction.
3958 (cmp_ccv_plus): Likewise.
3959 (cmp_ccxv_plus): Likewise.
3960 (cmp_ccv_plus_set): Likewise.
3961 (cmp_ccxv_plus_set): Likewise.
3962 (cmp_ccv_plus_sltu_set): Likewise.
3963 (uaddvdi4): New expander.
3964 (subvdi4): Likewise.
3965 (usubdi4_sp32): New instruction.
3966 (subvdi4_sp32): Likewise.
3967 (usubvsi4): New expander.
3968 (subvsi4): Likewise.
3969 (cmpsi_minus_sltu_set): New instruction.
3970 (cmp_ccv_minus): Likewise.
3971 (cmp_ccxv_minus): Likewise.
3972 (cmp_ccv_minus_set): Likewise.
3973 (cmp_ccxv_minus_set): Likewise.
3974 (cmp_ccv_minus_sltu_set): Likewise.
3975 (unegvdi3): New expander.
3976 (negvdi3): Likewise.
3977 (unegdi3_sp32): New instruction.
3978 (negvdi3_sp32): Likewise.
3979 (unegvsi3): New expander.
3980 (negvsi3): Likewise.
3981 (cmp_ccc_neg_sltu_set): New instruction.
3982 (cmp_ccv_neg): Likewise.
3983 (cmp_ccxv_neg): Likewise.
3984 (cmp_ccv_neg_set): Likewise.
3985 (cmp_ccxv_neg_set): Likewise.
3986 (cmp_ccv_neg_sltu_set): Likewise.
3988 * tree-ssa-loop-split.c: Remove trailing spaces.
3989 * match.pd: Likewise.
3991 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3993 PR rtl-optimization/78038
3994 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
3995 be deduced to set REG through the RTL structure.
3996 (make_defs_and_copies_lists): Return false on a failing get_defs call.
3998 2016-10-21 Richard Biener <rguenther@suse.de>
4000 PR tree-optimization/78051
4001 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
4002 and mark replaced if folding did something.
4004 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
4006 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
4007 and "protected" in visibility types.
4008 (rs6000_xcoff_declare_function_name): Fix formatting.
4009 (rs6000_xcoff_declare_object_name): Fix formatting.
4011 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
4013 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
4014 and IX86_BUILTIN_HUGE_VALQ here ...
4015 (ix86_expand_builtin): ... not here.
4017 2016-10-20 Jakub Jelinek <jakub@redhat.com>
4019 * doc/gty.texi (for_user): Use @item next to @findex.
4021 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
4024 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
4025 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
4026 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
4027 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
4028 __builtin_ia32_lzcnt_u16.
4029 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
4030 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
4031 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
4032 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
4033 (bmi_tzcnt_<mode>): New expander.
4034 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
4035 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
4036 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
4037 (lzcnt_<mode>): New expander.
4038 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
4039 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
4040 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
4041 (UINT64_FTYPE_UINT64): New.
4042 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
4043 (__builtin_ia32_lzcnt_u16): New description.
4044 (__builtin_ia32_lzcnt_u32): Ditto.
4045 (__builtin_ia32_lzcnt_u64): Ditto.
4046 (__builtin_ctzs): Remove description.
4047 (__builtin_ia32_tzcnt_u16): New description.
4048 (__builtin_ia32_tzcnt_u32): Ditto.
4049 (__builtin_ia32_tzcnt_u64): Ditto.
4050 * config/i386/i386.c (ix86_expand_args_builtin): Handle
4051 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
4053 2016-10-20 Martin Liska <mliska@suse.cz>
4056 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
4057 comparison with STMT_UID_NOT_IN_RANGE.
4058 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
4061 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
4063 * compare-elim.c (conforming_compare): Accept UNSPECs.
4064 (find_comparison_dom_walker::before_dom_children): Deal with
4065 instructions both using and killing the flags register.
4066 (equivalent_reg_at_start): New function extracted from...
4067 (try_eliminate_compare): ...here. Use it and add support for
4068 registers and UNSPECs as second operand of the compare.
4069 * config/visium/visium-modes.def (CCV): New.
4070 * config/visium/predicates.md (visium_v_comparison_operator): New.
4071 (visium_branch_operator): Deal with CCV mode.
4072 * config/visium/visium.c (visium_select_cc_mode): Likewise.
4073 (output_cbranch): Likewise.
4074 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
4075 (uaddv<mode>4): New expander.
4076 (addv<mode>4): Likewise.
4077 (add<mode>3_insn_set_carry): New instruction.
4078 (add<mode>3_insn_set_overflow): Likewise.
4079 (addsi3_insn_set_overflow): Likewise.
4080 (usubv<mode>4): New expander.
4081 (subv<mode>4): Likewise.
4082 (sub<mode>3_insn_set_carry): New instruction.
4083 (sub<mode>3_insn_set_overflow): Likewise.
4084 (subsi3_insn_set_overflow): Likewise.
4085 (unegv<mode>3): New expander.
4086 (negv<mode>3): Likewise.
4087 (neg<mode>2_insn_set_overflow): New instruction.
4088 (addv_tst<mode>): Likewise.
4089 (subv_tst<mode>): Likewise.
4090 (negv_tst<mode>): Likewise.
4091 (cbranch<mode>4_addv_insn): New splitter and instruction.
4092 (cbranch<mode>4_subv_insn): Likewise.
4093 (cbranch<mode>4_negv_insn): Likewise.
4095 2016-10-20 Richard Biener <rguenther@suse.de>
4097 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
4098 Handle decls possibly not bound.
4099 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
4100 nothing_id for decls that might not be bound if we are interested
4102 (get_constraint_for_component_ref): Deal with that.
4104 2016-10-20 Michael Matz <matz@suse.de>
4107 * common.opt (-fsplit-loops): New flag.
4108 * passes.def (pass_loop_split): Add.
4109 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
4110 (enable_fdo_optimizations): Add loop splitting.
4111 * timevar.def (TV_LOOP_SPLIT): Add.
4112 * tree-pass.h (make_pass_loop_split): Declare.
4113 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
4114 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
4115 * tree-ssa-loop-split.c: New file.
4116 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
4117 * doc/invoke.texi (fsplit-loops): Document.
4118 * doc/passes.texi (Loop optimization): Add paragraph about loop
4121 2016-10-20 Richard Biener <rguenther@suse.de>
4123 * cgraphunit.c (analyze_functions): Set node->definition to
4124 false to signal symbol removal to debug_hooks->late_global_decl.
4125 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
4126 WPA signal symbol removal to the debuginfo machinery.
4127 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
4128 using early_finised to guard the we're called for symbol
4129 removal case look at the symtabs definition flag.
4130 (gen_variable_die): Remove redundant check.
4132 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4134 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
4136 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4138 PR tree-optimization/53979
4139 * match.pd ((a ^ b) | a -> a | b): New pattern.
4141 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
4143 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
4144 config/pa/pa64-hpux-lib.h.
4145 (PA_CRTBEGIN_HACK): Likewise.
4146 (DTOR_LIST_BEGIN): Likewise.
4148 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
4150 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
4151 register only if "in" and "out" are different registers.
4153 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
4155 * omp-low.c (pass_oacc_device_lower::gate): New method.
4156 (execute): Always call execute_oacc_device_lower.
4158 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4160 PR tree-optimization/77916
4161 PR tree-optimization/77937
4162 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
4164 (insert_initializers): Requirement of initializer for -1 should be
4165 based on pointer-typedness of the candidate basis.
4167 2016-10-19 Bin Cheng <bin.cheng@arm.com>
4169 PR tree-optimization/78005
4170 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
4171 upper (included) bound for niters of prolog loop.
4172 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
4173 Compute niters of scalar loop above which vectorized loop is
4174 preferred, as well as the upper (included) bound for the niters.
4175 (vect_do_peeling): Record niter bound for loops accordingly.
4177 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
4180 * tree-core.h (enum tree_index): Put the complex types after their
4182 * tree-streamer.c (verify_common_node_recorded): New function.
4183 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
4185 2016-10-19 Martin Liska <mliska@suse.cz>
4187 * cgraph.h (cgraph_edge::binds_to_current_def_p):
4188 Replace NULL with false as a return value.
4190 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
4192 PR tree-optimization/78024
4193 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
4194 don't clear BB_VISITED after processing.
4196 2016-10-19 Richard Biener <rguenther@suse.de>
4198 * domwalk.c (dom_walker::walk): Use RPO order.
4200 2016-10-19 Richard Biener <rguenther@suse.de>
4202 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
4204 (evrp_dom_walker::~evrp_dom_walker): Free it.
4205 (evrp_dom_walker::stmts_to_remove): Add.
4206 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
4207 whose output we fully propagate for removal. Propagate
4208 into BB destination PHI arguments.
4209 (execute_early_vrp): Remove queued stmts. Dump value ranges
4210 before stmt removal.
4212 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
4214 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
4215 * passes.def: Add two instances of pass_walloca.
4216 * tree-pass.h (make_pass_walloca): New.
4217 * gimple-ssa-warn-alloca.c: New file.
4218 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
4219 -Wvla-larger-than= options.
4221 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
4223 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
4224 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
4226 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
4228 * config/rs6000/altivec.h (vec_xl_len): New macro.
4229 (vec_xst_len): New macro.
4230 (vec_cmpnez): New macro.
4231 (vec_cntlz_lsbb): New macro.
4232 (vec_cnttz_lsbb): New macro.
4233 (vec_xlx): New macro.
4234 (vec_xrx): New macro.
4235 (vec_all_nez): New C++ predicate template.
4236 (vec_any_eqz): New C++ predicate template.
4237 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
4238 conditional compilation.
4239 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
4240 conditional compilation.
4241 (vec_all_nez): New macro.
4242 (vec_any_eqz): New macro.
4243 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
4245 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
4247 * config/rs6000/vector.md (VI): Moved this mode iterator
4248 definition from altivec.md to vector.md.
4249 (UNSPEC_NEZ_P): New value.
4250 (vector_ne_<mode>_p): New expansion for implementation of
4251 vec_all_ne and vec_any_eq built-in functions.
4252 (vector_nez_<mode>_p): New expansion for implementation of
4253 vec_all_nez and vec_any_eqz built-in functions.
4254 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
4255 and vec_any_eq built-in function.
4256 (cr6_test_for_zero): New commentary to explain this expansion.
4257 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
4258 (cr6_test_for_lt): New commentary to explain this expansion.
4259 (cr6_test_for_lt_reverse): New commentary to explain this
4261 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4262 overloaded function prototypes for vec_all_ne, vec_all_nez,
4263 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
4264 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
4266 (altivec_resolve_overloaded_builtin): Modify the handling of
4267 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
4268 the compiler is configured to support TARGET_P9_VECTOR.
4269 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
4270 to explain the special processing that is given to predicate
4271 built-ins introduced using this macro.
4272 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
4273 the special processing given to predicate built-ins introduced
4275 (BU_VSX_P): Likewise.
4276 (BU_P8V_AV_P): Likewise.
4277 (BU_P9V_AV_P): Likewise.
4278 (BU_P9V_AV_X): New macro.
4279 (BU_P9V_64BIT_AV_X): New macro.
4280 (BU_P9V_VSX_3): New macro.
4281 (BU_P9V_OVERLOAD_P): New macro.
4282 (LXVL): New BU_P9V_64BIT_VSX_2.
4283 (VEXTUBLX): New BU_P9V_AV_2.
4284 (VEXTUBRX): Likewise.
4285 (VEXTUHLX): Likewise.
4286 (VEXTUHRX): Likewise.
4287 (VEXTUWLX): Likewise.
4288 (VEXTUWRX): Likewise.
4289 (STXVL): New BU_P9V_64BIT_AV_X.
4290 (VCLZLSBB): New BU_P9V_AV_1.
4291 (VCTZLSBB): Likewise.
4292 (CMPNEB): New BU_P9V_AV_2.
4297 (VCMPNEB_P): New BU_P9V_AV_P.
4298 (VCMPNEH_P): Likewise.
4299 (VCMPNEW_P): Likewise.
4300 (VCMPNED_P): Likewise.
4301 (VCMPNEFP_P): Likewise.
4302 (VCMPNEDP_P): Likewise.
4303 (CMPNEZB): New BU_P9V_AV_2.
4304 (CMPNEZH): Likewise.
4305 (CMPNEZW): Likewise.
4306 (VCMPNEZB_P): New BU_P9V_AV_P.
4307 (VCMPNEZH_P): Likewise.
4308 (VCMPNEZW_P): Likewise.
4309 (LXVL): New BU_P9V_OVERLOAD_2.
4310 (STXVL): New BU_P9V_OVERLOAD_3.
4311 (VEXTULX): New BU_P9V_OVERLOAD_2.
4312 (VEXTURX): Likewise.
4314 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
4315 (VCMPNE_P): Likewise.
4316 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
4317 (VCTZLSBB): Likewise.
4318 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
4319 comment to explain mode used for scratch register.
4320 (altivec_expand_stxvl_builtin): New function.
4321 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
4322 (altivec_init_builtins): Add initialized variable
4323 void_ftype_v16qi_pvoid_long and use this type to define the
4324 built-in function __builtin_altivec_stxvl.
4325 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
4326 (UNSPEC_STXVL): New value.
4327 (UNSPEC_VCLZLSBB): New value.
4328 (UNSPEC_VCTZLSBB): New value.
4329 (UNSPEC_VEXTUBLX): New value.
4330 (UNSPEC_VEXTUHLX): New value.
4331 (UNSPEC_VEXTUWLX): New value.
4332 (UNSPEC_VEXTUBRX): New value.
4333 (UNSPEC_VEXTUHRX): New value.
4334 (UNSPEC_VEXTUWRX): New value.
4335 (UNSPEC_VCMPNEB): New value.
4336 (UNSPEC_VCMPNEZB): New value.
4337 (UNSPEC_VCMPNEH): New value.
4338 (UNSPEC_VCMPNEZH): New value.
4339 (UNSPEC_VCMPNEW): New value.
4340 (UNSPEC_VCMPNEZW): New value.
4341 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
4342 vector of integer modes.
4343 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
4344 vector of float or double modes.
4345 (*vector_nez_<mode>_p): New insn for vector test all not equal or
4347 (lxvl): New expand for load VSX vector with length.
4348 (*lxvl): New insn for load VSX vector with length.
4349 (stxvl): New expand for store VSX vector with length.
4350 (*stxvl): New insn for store VSX vector with length.
4351 (vcmpneb): New insn for vector of byte compare not equal.
4352 (vcmpnezb): New insn for vector of byte compare not equal or zero.
4353 (vcmpneh): New insn for vector of half word compare not equal.
4354 (vcmpnezh): New insn for vector of half word compare not equal or
4356 (vcmpnew): New insn for vector of word compare not equal.
4357 (vcmpne<VSs>): New insn for vector of float or double compare not
4359 (vcmpnezw): New insn for vector of word compare not equal or zero.
4360 (vclzlsbb): New insn for vector count leading zero
4361 least-significant bits byte.
4362 (vctzlsbb): New insn for vector count trailing zero least
4363 signficant bits byte.
4364 (vextublx): New insn for vector extract unsigned byte left
4366 (vextubrx): New insn for vector extract unsigned byte right
4368 (vextuhlx): New insn for vector extract unsigned half word left
4370 (vextuhrx): New insn for vector extract unsigned half word right
4372 (vextuwlx): New insn for vector extract unsigned word left
4374 (vextuwrx): New insn for vector extract unsigned word right
4376 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
4377 clarify intent of this constant.
4378 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
4379 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
4380 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
4381 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
4382 and vec_xrx functions.
4384 2016-10-18 Andrew Pinski <apinski@cavium.com>
4387 * predict.c (is_exit_with_zero_arg): New function.
4388 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
4391 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
4394 * config/i386/i386.c (legitimize_tls_address)
4395 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
4396 convert dest to Pmode if different than Pmode.
4398 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4400 PR tree-optimization/77916
4401 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
4402 stopgap fix, as pointers with -1 increment are still broken.
4404 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
4406 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
4407 mapping class decoration from here...
4408 (rs6000_xcoff_encode_section): ...to here.
4410 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
4411 if shrink-wrapping and optimizing for speed.
4413 2016-10-18 Richard Biener <rguenther@suse.de>
4415 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
4416 not visited but non-executable predecessors. Return taken edge.
4417 Simplify conditions and refactor propagation vs. folding step.
4419 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
4421 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
4422 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
4423 (rs6000_get_separate_components): Assert we do not have those
4424 strategies selected.
4426 2016-10-18 Richard Biener <rguenther@suse.de>
4428 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
4429 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
4431 (substitute_and_fold_dom_walker): Adjust constructor.
4432 (substitute_and_fold_dom_walker::before_dom_children): Remove
4433 do_dce flag and handling (always true).
4434 (substitute_and_fold): Likewise.
4435 * tree-vrp.c (vrp_finalize): Adjust.
4436 (execute_early_vrp): Remove final BB_VISITED clearing.
4437 * tree-ssa-ccp.c (ccp_finalize): Adjust.
4438 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4439 * ira.c (ira): Call clear_bb_flags.
4441 2016-10-18 Richard Biener <rguenther@suse.de>
4443 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
4444 get at the operand to look at with TREE_OPERAND for generic
4447 2016-10-18 David Malcolm <dmalcolm@redhat.com>
4449 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
4451 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
4452 (write_test_expr): Use rtx_reader_ptr for calls to
4454 (write_attr_value): Likewise.
4455 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
4456 call to print_md_ptr_loc.
4457 (write_one_condition): Likewise for calls to print_c_condition.
4458 * genconstants.c: Include "statistics.h" and "vec.h".
4459 (main): Update for conversion to member functions.
4460 * genemit.c (emit_c_code): Use rtx_reader_ptr for
4461 call to print_md_ptr_loc.
4462 * genenums.c: Include "statistics.h" and "vec.h".
4463 (main): Update for conversion of traverse_enum_types to a method.
4464 * genmddeps.c: Include "statistics.h" and "vec.h".
4465 * genoutput.c (process_template): Use rtx_reader_ptr for call to
4467 * genpreds.c (write_predicate_subfunction): Likewise.
4468 (write_predicate_expr): Likewise for calls to print_c_condition.
4469 * genrecog.c (print_test): Likewise.
4470 * gensupport.c (process_rtx): Likewise for calls to
4471 copy_md_ptr_loc and join_c_conditions.
4472 (alter_test_for_insn): Likewise for call to join_c_conditions.
4473 (process_substs_on_one_elem): Likewise.
4474 (gen_mnemonic_setattr): Update for move of string_obstack to a
4475 field of rtx_reader.
4476 (mnemonic_htab_callback): Likewise. Fix formatting.
4477 (gen_mnemonic_attr): Likewise.
4478 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
4479 to print_c_condition.
4480 * read-md.c: Include "statistics.h" and "vec.h".
4481 (string_obstack): Convert this global to field "m_string_obstack"
4482 of class rtx_reader.
4483 (ptr_locs): Likewise, as "m_ptr_locs".
4484 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
4485 (joined_conditions): Likewise, as "m_joined_conditions".
4486 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
4487 (md_constants): Likewise, as "m_md_constants".
4488 (enum_types): Likewise, as "m_enum_types".
4489 (set_md_ptr_loc): Convert to...
4490 (rtx_reader::set_md_ptr_loc): ...member function.
4491 (get_md_ptr_loc): Convert to...
4492 (rtx_reader::get_md_ptr_loc): ...member function.
4493 (copy_md_ptr_loc): Convert to...
4494 (rtx_reader::copy_md_ptr_loc): ...member function.
4495 (fprint_md_ptr_loc): Convert to...
4496 (rtx_reader::fprint_md_ptr_loc): ...member function.
4497 (print_md_ptr_loc): Convert to...
4498 (rtx_reader::print_md_ptr_loc): ...member function.
4499 (join_c_conditions): Convert to...
4500 (rtx_reader::join_c_conditions): ...member function.
4501 (fprint_c_condition): Convert to...
4502 (rtx_reader::fprint_c_condition): ...member function.
4503 (print_c_condition): Convert to...
4504 (rtx_reader::print_c_condition): ...member function.
4505 (read_name): Convert to...
4506 (rtx_reader::read_name): ...member function.
4507 (read_escape): Convert to...
4508 (rtx_reader::read_escape): ...member function.
4509 (read_quoted_string): Convert to...
4510 (rtx_reader::read_quoted_string): ...member function.
4511 (read_braced_string): Convert to...
4512 (rtx_reader::read_braced_string): ...member function.
4513 (read_string): Convert to...
4514 (rtx_reader::read_string): ...member function.
4515 (read_skip_construct): Convert to...
4516 (rtx_reader::read_skip_construct): ...member function.
4517 (handle_constants): Convert to...
4518 (rtx_reader::handle_constants): ...member function.
4519 (traverse_md_constants): Convert to...
4520 (rtx_reader::traverse_md_constants): ...member function.
4521 (handle_enum): Convert to...
4522 (rtx_reader::handle_enum): ...member function.
4523 (lookup_enum_type): Convert to...
4524 (rtx_reader::lookup_enum_type): ...member function.
4525 (traverse_enum_types): Convert to...
4526 (rtx_reader::traverse_enum_types): ...member function.
4527 (rtx_reader::rtx_reader): Move initializations
4528 of various former global data from rtx_reader::read_md_files to
4529 here, as fields, along with the call to unlock_std_streams.
4530 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
4532 (rtx_reader::read_md_files): Move initializations of various
4533 global data from here to the ctor.
4534 * read-md.h (read_name): Convert to...
4535 (rtx_reader::read_name): ...member function.
4536 (rtx_reader::read_escape): New method decl.
4537 (read_quoted_string): Convert to...
4538 (rtx_reader::read_quoted_string): ...member function.
4539 (rtx_reader::read_braced_string): New method decl.
4540 (read_string): Convert to...
4541 (rtx_reader::read_string): ...member function.
4542 (rtx_reader::read_skip_construct): New method decl.
4543 (rtx_reader::set_md_ptr_loc): New method decl.
4544 (rtx_reader::get_md_ptr_loc): New method decl.
4545 (copy_md_ptr_loc): Convert to...
4546 (rtx_reader::copy_md_ptr_loc): ...member function.
4547 (fprint_md_ptr_loc): Convert to...
4548 (rtx_reader::fprint_md_ptr_loc): ...member function.
4549 (print_md_ptr_loc): Convert to...
4550 (rtx_reader::print_md_ptr_loc): ...member function.
4551 (rtx_reader::lookup_enum_type): New method decl.
4552 (rtx_reader::traverse_enum_types): New method decl.
4553 (rtx_reader::handle_constants): New method decl.
4554 (traverse_md_constants): Convert to...
4555 (rtx_reader::traverse_md_constants): ...member function.
4556 (rtx_reader::handle_enum): New method decl.
4557 (rtx_reader::join_c_conditions): New method decl.
4558 (fprint_c_condition): Convert to...
4559 (rtx_reader::fprint_c_condition): ...member function.
4560 (print_c_condition): Convert to...
4561 (rtx_reader::print_c_condition): ...member function.
4562 (rtx_reader::apply_iterator_to_string): New method decl.
4563 (rtx_reader::copy_rtx_for_iterators): New method decl.
4564 (rtx_reader::read_conditions): New method decl.
4565 (rtx_reader::record_potential_iterator_use): New method decl.
4566 (rtx_reader::read_mapping): New method decl.
4567 (rtx_reader::read_rtx): New method decl.
4568 (rtx_reader::read_rtx_code): New method decl.
4569 (rtx_reader::read_rtx_operand): New method decl.
4570 (rtx_reader::read_nested_rtx): New method decl.
4571 (rtx_reader::read_rtx_variadic): New method decl.
4572 (rtx_reader::get_string_obstack): New method.
4573 (rtx_reader::get_md_constants): New method.
4574 (string_obstack): Convert global variable decl to...
4575 (rtx_reader::m_string_obstack): ...this new field.
4576 (rtx_reader::m_ptr_locs): New field.
4577 (rtx_reader::m_ptr_loc_obstack): New field.
4578 (rtx_reader::m_joined_conditions): New field.
4579 (rtx_reader::m_joined_conditions_obstack): New field.
4580 (rtx_reader::m_md_constants): New field.
4581 (rtx_reader::m_enum_types): New field.
4582 * read-rtl.c (apply_iterator_to_string): Convert to...
4583 (rtx_reader::apply_iterator_to_string): ...member function.
4584 (copy_rtx_for_iterators): Convert to...
4585 (rtx_reader::copy_rtx_for_iterators): ...member function.
4586 (add_condition_to_string): Use rtx_reader_ptr for
4587 calls join_c_conditions.
4588 (apply_iterators): Use rtx_reader_ptr for calls to
4589 join_c_conditions and copy_rtx_for_iterators.
4590 (read_conditions): Convert to...
4591 (rtx_reader::read_conditions): ...member function.
4592 (record_potential_iterator_use): Convert to...
4593 (rtx_reader::record_potential_iterator_use): ...member function.
4594 (read_mapping): Convert to...
4595 (rtx_reader::read_mapping): ...member function.
4596 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
4597 (read_rtx): Convert to...
4598 (rtx_reader::read_rtx): ...member function.
4599 (read_rtx_code): Convert to...
4600 (rtx_reader::read_rtx_code): ...member function.
4601 (read_rtx_operand): Convert to...
4602 (rtx_reader::read_rtx_operand): ...member function. Update for move
4603 of string_obstack to a field.
4604 (read_nested_rtx): Convert to..
4605 (rtx_reader::read_nested_rtx): ...member function.
4606 (read_rtx_variadic): Convert to..
4607 (rtx_reader::read_rtx_variadic): ...member function.
4609 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
4611 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
4613 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
4615 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
4616 for pointer type too.
4617 (ipcp_update_vr): set_ptr_nonnull for pointer.
4619 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
4621 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
4622 pt_solution_singleton_p.
4623 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
4624 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
4625 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
4626 pointer nonnull computed by VRP.
4627 Also Conservatively set pt.null to 1.
4628 (pt_solution_reset): Conservatively set pt.null to 1.
4629 (pt_solution_singleton_or_null_p): Renamed from
4630 pt_solution_singleton_p.
4631 * tree-ssanames.h (set_ptr_nonnull): Declare.
4632 (get_ptr_nonnull): Likewise.
4633 * tree-ssanames.c (set_ptr_nonnull): New.
4634 (get_ptr_nonnull): Likewise.
4635 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
4636 (evrp_dom_walker::before_dom_children): Likewise.
4638 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
4640 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
4641 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
4642 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
4643 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
4644 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
4645 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
4646 (rs6000_option_override_internal): Clear it if ABI_AIX.
4647 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
4648 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
4650 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4652 * gimple-ssa-strength-reduction.c (record_increment): Remove
4655 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
4657 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
4658 that the result is non-zero if it is true.
4659 (maybe_expand_shift): New wrapper around expand_shift_1.
4660 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
4662 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4664 PR tree-optimization/77916
4665 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
4666 Don't allow a MINUS_EXPR for pointer arithmetic for either known
4668 (record_increment): Increments of -1 for unknown strides just use
4669 a multiply initializer like other negative values.
4670 (analyze_increments): Remove stopgap solution for -1 increment
4671 applied to pointer arithmetic.
4673 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
4675 * dominance.c (dom_info::dom_info): Add new constructor for region
4676 which is vector of basic blocks.
4677 (dom_init): New method to initialize members common for both
4679 (dom_info::dom_info): Invoke dom_init for partial initialization.
4680 (dom_info::get_idom): Add check to corner cases on basic blocks which
4682 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
4683 to detect unreachable bbs.
4684 (dom_info::calc_idoms): Likewise.
4685 (compute_dom_fast_query_in_region): New function.
4686 (calculate_dominance_info_for_region): Likewise.
4687 (free_dominance_info_for_region): Likewise.
4688 * dominance.h: Add prototypes for introduced region-based functions
4689 tree-if-conv.c: (build_region): New function.
4690 (if_convertible_loop_p_1): Invoke local version of post-dominators
4691 calculation before basic block predication with subsequent freeing
4692 post-dominator info.
4693 (tree_if_conversion): Remove free of post-dominator info
4694 (pass_if_conversion::execute): Delete detection of infinite loops
4695 and fake edges to exit block since post-dominator calculation is
4696 performed per if-converted loop only.
4698 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
4701 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
4702 register explicitly.
4703 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
4704 optimizing for size.
4706 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4708 * config/aarch64/aarch64.c: Delete inclusion of
4709 cortex-a57-fma-steering.h.
4710 (aarch64_override_options): Delete call
4711 to aarch64_register_fma_steering.
4712 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
4713 * config/aarch64/cortex-a57-fma-steering.h: Delete.
4714 * config/aarch64/aarch64-passes.def: New file.
4715 * config/aarch64/cortex-a57-fma-steering.c
4716 (aarch64_register_fma_steering): Delete definition.
4717 (make_pass_fma_steering): Remove static qualifier.
4718 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
4719 (cortex-a57-fma-steering.o): Remove dependency on
4720 cortex-a57-fma-steering.h.
4722 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
4724 * explow.c (validize_mem): Do not modify the argument in-place.
4726 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
4728 * tree-streamer.c (record_common_node): Explicitly list expected
4731 2016-10-17 Richard Biener <rguenther@suse.de>
4733 PR tree-optimization/77988
4734 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
4736 2016-10-17 Marek Polacek <polacek@redhat.com>
4738 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
4740 2016-10-17 Richard Biener <rguenther@suse.de>
4742 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
4745 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4747 PR tree-optimization/71636
4748 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
4750 2016-10-17 Richard Biener <rguenther@suse.de>
4752 * gimplify.c (gimplify_function_tree): Do not move the outer
4755 2016-10-17 Jakub Jelinek <jakub@redhat.com>
4757 * langhooks.h (struct lang_hooks_for_decls): Remove
4758 function_decl_explicit_p, function_decl_deleted_p and
4759 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
4760 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
4761 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
4762 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
4763 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
4764 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
4765 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
4766 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
4767 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
4768 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
4769 * langhooks.c (lhd_decl_dwarf_attribute): New function.
4770 * dwarf2out.c (gen_subprogram_die): Use
4771 lang_hooks.decls.decl_dwarf_attribute instead of
4772 lang_hooks.decls.function_decl_*.
4774 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
4778 * common.opt (-ftrampolines): New option.
4779 * doc/invoke.texi (Code Gen Options): Document it.
4780 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
4781 * doc/tm.texi: Regenerate.
4782 * builtins.def: Add init_descriptor and adjust_descriptor.
4783 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
4784 on platforms with descriptors.
4785 (expand_builtin_init_descriptor): New function.
4786 (expand_builtin_adjust_descriptor): Likewise.
4787 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
4788 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
4789 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
4790 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
4791 Set STATIC_CHAIN_REG_P on the static chain register, if any.
4792 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
4793 (expand_call): Likewise. Move around call to prepare_call_address
4794 and pass all flags to it.
4795 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
4796 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
4797 (gimple_call_set_by_descriptor): New setter.
4798 (gimple_call_by_descriptor_p): New getter.
4799 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
4800 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
4801 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
4802 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4803 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
4804 * rtl.h (STATIC_CHAIN_REG_P): New macro.
4805 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
4806 * target.def (custom_function_descriptors): New POD hook.
4807 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
4808 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
4809 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
4810 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
4811 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
4812 (build_common_builtin_nodes): Initialize init_descriptor and
4814 * tree-nested.c: Include target.h.
4815 (struct nesting_info): Add 'any_descr_created' field.
4816 (get_descriptor_type): New function.
4817 (lookup_element_for_decl): New function extracted from...
4818 (create_field_for_decl): Likewise.
4819 (lookup_tramp_for_decl): ...here. Adjust.
4820 (lookup_descr_for_decl): New function.
4821 (convert_tramp_reference_op): Deal with descriptors.
4822 (build_init_call_stmt): New function extracted from...
4823 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
4824 * defaults.h (FUNCTION_ALIGNMENT): Define.
4825 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
4826 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4827 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
4828 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
4829 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
4831 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
4833 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
4834 constants in CONST_VECTORs.
4836 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
4838 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
4839 register as destination of bmask.
4840 (vector_init_bshuffle): Likewise.
4841 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
4842 (bmaskdi_vis): Enable only in 64-bit mode.
4844 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
4846 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
4847 make LR a separately shrink-wrapped component unless savres_strategy
4848 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
4849 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
4850 wrapping when not both {SAVE,REST}_INLINE_GPRS.
4852 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
4854 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
4855 and keep looping on failure.
4857 2016-10-14 David Malcolm <dmalcolm@redhat.com>
4859 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
4861 (print_rtx_function): Update example in comment for...
4862 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
4863 non-virtual pseudos with a '%' sigil followed by the regno, offset
4864 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
4865 pseudo is dumped as "%0".
4867 2016-10-14 Jakub Jelinek <jakub@redhat.com>
4870 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
4873 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
4875 * config/sparc/sparc-passes.def: New file.
4876 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
4877 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
4878 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
4880 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
4882 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
4883 loop peel to loops with exit test at the beginning.
4885 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
4887 PR rtl-optimization/68212
4888 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
4889 frequency when computing scale factor for peeled copies.
4890 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
4891 values for switch/peel blocks/edges.
4893 2016-10-14 Pedro Alves <palves@redhat.com>
4895 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
4897 2016-10-14 Catherine Moore <clm@codesourcery.com>
4899 * config/mips/mips.c (mips_prepare_pch_save): Initialize
4900 micromips_globals to zero.
4902 2016-10-14 Richard Biener <rguenther@suse.de>
4904 PR tree-optimization/77979
4905 * tree-vrp.c (compare_name_with_value): Handle released SSA names
4906 in the equivalency sets.
4907 (compare_names): Likewise.
4909 2016-10-14 Martin Liska <mliska@suse.cz>
4911 * builtins.h(target_char_cst_p): Declare the function.
4912 * builtins.c (fold_builtin_memchr): Remove.
4913 (target_char_cst_p): Move the function from gimple-fold.c.
4914 (fold_builtin_3): Do not call the function.
4915 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
4916 (gimple_fold_builtin): Call the function.
4917 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
4919 2016-10-14 Martin Liska <mliska@suse.cz>
4921 * builtins.c (fold_builtin_strcmp): Remove function.
4922 (fold_builtin_strncmp): Likewise.
4923 (fold_builtin_2): Remove call of the function.
4924 (fold_builtin_3): Likewise.
4925 * fold-const-call.c (fold_const_call): Add constant folding
4926 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
4927 * fold-const-call.h (build_cmp_result): Declare the function.
4928 * gimple-fold.c (gimple_load_first_char): New function.
4929 (gimple_fold_builtin_string_compare): Likewise.
4930 (gimple_fold_builtin): Call the function.
4932 2016-10-14 Nathan Sidwell <nathan@acm.org>
4934 * gcov-io.c (gcov_open): Deconstify 'mode'.
4936 2016-10-14 Martin Liska <mliska@suse.cz>
4938 * fold-const.c (c_getstr): Support of properly \0-terminated
4939 string constants. New argument is added.
4940 * fold-const.h: New argument is added.
4942 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4944 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
4946 (aarch64_print_hint_for_core): Likewise.
4947 (aarch64_print_hint_for_arch): Likewise.
4948 (aarch64_validate_march): Use it. Fix indentation in type signature.
4949 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
4950 (aarch64_validate_mtune): Likewise.
4951 (aarch64_handle_attr_arch): Likewise.
4952 (aarch64_handle_attr_cpu): Likewise.
4953 (aarch64_handle_attr_tune): Likewise.
4955 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4957 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
4960 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
4962 * config/m68k/m68k.c (m68k_option_override): Check
4963 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
4964 instead of stack_limit_rtx.
4966 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4968 * dwarf2out.c (gen_member_die): Handle inline static data member
4971 2016-10-13 Nathan Sidwell <nathan@acm.org>
4973 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
4974 gcov_var.mode. Remove unnecessary fstat.
4976 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
4979 * function.c (thread_prologue_and_epilogue_insns): Call all
4980 make_*logue_seq in the same order as traditional. Call them
4981 all a second time if shrink_wrapped_separate.
4983 2016-10-13 Marek Polacek <polacek@redhat.com>
4985 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
4986 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
4989 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4991 PR tree-optimization/77937
4992 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
4993 to infinite when we have a pointer with an increment of -1.
4995 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
4997 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
4999 * memmodel.h: This file.
5000 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
5001 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
5002 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
5003 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
5004 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
5005 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
5006 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
5007 compare-elim.c, config/aarch64/aarch64-builtins.c,
5008 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
5009 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
5010 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
5011 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
5012 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
5013 config/darwin.c, config/epiphany/epiphany.c,
5014 config/epiphany/mode-switch-use.c,
5015 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
5016 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
5017 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
5018 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
5019 config/m68k/m68k.c, config/mcore/mcore.c,
5020 config/microblaze/microblaze.c, config/mmix/mmix.c,
5021 config/mn10300/mn10300.c, config/moxie/moxie.c,
5022 config/msp430/msp430.c, config/nds32/nds32-cost.c,
5023 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
5024 config/nds32/nds32-memory-manipulation.c,
5025 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
5026 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
5027 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
5028 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
5029 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
5030 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
5031 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
5032 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
5033 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
5034 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
5035 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
5036 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
5037 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
5038 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
5039 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
5040 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
5041 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
5042 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
5043 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
5044 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
5045 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
5046 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
5047 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
5048 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
5049 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
5050 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
5051 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
5052 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
5053 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
5054 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
5055 var-tracking.c, varasm.c: Include memmodel.h.
5056 * genattrtab.c (write_header): Include memmodel.h in generated file.
5057 * genautomata.c (main): Likewise.
5058 * gengtype.c (open_base_files): Likewise.
5059 * genopinit.c (main): Likewise.
5060 * genconditions.c (write_header): Include memmodel.h earlier in
5062 * genemit.c (main): Likewise.
5063 * genoutput.c (output_prologue): Likewise.
5064 * genpeep.c (main): Likewise.
5065 * genpreds.c (write_insn_preds_c): Likewise.
5066 * genrecog.c (write_header): Likewise.
5067 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
5069 2016-10-13 David Malcolm <dmalcolm@redhat.com>
5071 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
5072 for new "compact" param of print_rtx_function. Check for "cinsn"
5074 * print-rtl-function.c (flag_compact): New decl.
5075 (print_rtx_function): Add param "compact" and use it to set
5076 flag_compact, adding a description of the effect to the leading
5077 comment, and updating the example output.
5078 * print-rtl.c (flag_compact): New variable.
5079 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
5081 (print_rtx_operand_code_i): When printing source locations, wrap
5082 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
5083 (print_rtx_operand_code_r): Don't print regnos for hard regs and
5084 virtuals in compact mode.
5085 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
5086 apart from in LABEL_REFs.
5087 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
5088 Don't print basic block ids in compact mode.
5089 (print_rtx): In compact mode, prefix the code of insns with "c",
5090 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
5091 * print-rtl.h (print_rtx_function): Add "compact" param.
5093 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
5095 * arm.h (TARGET_VFP): Delete.
5096 (TARGET_VFPD32): Remove references to TARGET_VFP.
5097 (TARGET_VFP3, TARGET_VFP5): Likewise.
5098 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
5099 (TARGET_NEON_FP16): Likewise.
5100 (TARGET_FMA): Likewise.
5101 (TARGET_CRYPTO): Likewise.
5102 (TARGET_NEON): Likewise.
5103 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5104 (FUNCTION_ARG_REGNO_P): Likewise.
5105 * arm.c (arm_option_check_internal): Likewise.
5106 (arm_option_override): Likewise.
5107 (use_return_insn): Likewise.
5108 (arm_function_value_regno_p): Likewise.
5109 (arm_apply_result_size): Likewise.
5110 (use_vfp_abi): Likewise.
5111 (arm_legitimate_address_outer_p): Likewise.
5112 (thumb2_legitimate_address_p): Likewise.
5113 (arm_legitimate_index_p): Likewise.
5114 (thumb2_legitimate_index_p): Likewise.
5115 (arm_legitimate_address): Likewise.
5116 (arm_get_vfp_saved_size): Likewise.
5117 (arm_emit_vfp_multi_reg_pop): Likewise.
5118 (arm_get_frame_offsets): Likewise.
5119 (arm_save_coproc_regs): Likewise.
5120 (arm_hard_regno_mode_ok): Likewise.
5121 (arm_expand_epilogue_apcs_frame): Likewise.
5122 (arm_expand_epilogue): Likewise.
5123 (arm_file_start): Likewise.
5124 (arm_conditional_register_usage): Likewise.
5125 (arm_validize_comparison): Use vfp_compare_operand directly.
5126 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
5127 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
5129 (arm_atomic_assign_expand_fenv): Likewise.
5130 * arm.md (divsf3): Likewise.
5131 (arm_negsi2): Likewise.
5133 (arm_movdi): Likewise.
5134 (arm_movt): Likewise.
5135 (cbranchsf4): Change predicate to vfp_compare_operand.
5136 (cbranchdf4): Change predicate to vfp_compare_operand.
5137 (cstorehf4): Change predicate to vfp_compare_operand.
5138 (cstoresf4): Change predicate to vfp_compare_operand.
5139 (cstoredf4): Change predicate to vfp_compare_operand.
5140 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
5141 (movhi_insn_arch4, movhi_bytes): Likewise.
5142 * constraints.md (Dt): Likewise.
5144 * iterators.md (SDF): Likewise.
5145 * predicates.md (arm_float_compare_operand): Delete.
5146 (const_double_vcvt_power_of_two_reciprocal): Remove references to
5148 (const_double_vcvt_power_of_two): Likewise.
5149 * thumb2.md thumb2_movsi_insn): Likewise.
5150 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
5151 (movhf_vfp): Likewise.
5152 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
5153 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
5154 (movsf_vfp, thumb2_movsf_vfp): Likewise.
5155 (movdf_vfp, thumb2_movdf_vfp): Likewise.
5156 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
5157 (subsf3_vfp, divsf3_vfp): Likewise.
5158 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
5159 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
5160 (mulsf3negsfsubsf_vfp): Likewise.
5161 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
5162 (floatunssisf2, sqrtsf2_vfp): Likewise.
5163 (movcc_vfp): Likewise.
5164 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
5165 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
5166 (push_multi_vfp): Likewise.
5167 (set_fpscr, get_fpscr): Likewise.
5168 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
5170 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
5172 * arm.h (TARGET_VFP): Unconditionally define to 1.
5173 (arm_fpu_desc): Remove 'model' field.
5174 (TARGET_FPU_MODEL): Delete.
5175 * arm.c (all_fpus): Don't initialize the model field.
5176 (arm_can_inline_p): Don't check the FPU model.
5177 * arm-fpus.def: Remove redundant model field from all FPU
5180 2016-10-13 Richard Biener <rguenther@suse.de>
5183 * genmatch.c (struct capture): Add value_match member.
5184 (commutate): Preserve value_match.
5185 (lower_opt_convert): Likewise.
5186 (lower_cond): Likewise.
5187 (replace_id): Likewise.
5188 (struct dt_operand): Add value_match member.
5189 (decision_tree::cmp_node): Compare it.
5190 (decision_tree::insert_operand): Honor it when finding and
5191 when appending a DT_MATCH.
5192 (dt_operand::gen_match_op): Generate a type check after
5193 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
5194 (parser::get_internal_capture_id): New helper.
5195 (parser::finish_match_operand): New function lowering @@<id>.
5196 (parser::parse_capture): Parse @@<id> as value-match.
5197 (parser::parse_expr): Use get_internal_capture_id.
5198 (parser::parse_simplify): Call finish_match_operand.
5199 (walk_captures): New helper.
5200 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
5202 ((X /[ex] A) * A -> X): Likewise.
5203 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
5204 convert[12] and value-matching.
5205 ((A | B) & (A | C) -> A | (B & C)): Likewise.
5206 ((X | Y) | Y -> X | Y): Likewise.
5207 ((X ^ Y) ^ Y -> X): Likewise.
5208 (A - (A & B) -> ~B & A): Likewise.
5209 ((T)(P + A) - (T)P -> (T) A): Likewise.
5210 ((T)P - (T)(P + A) -> -(T) A): Likewise.
5211 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
5212 * doc/match-and-simplify.texi: Amend capture section.
5214 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
5216 * config/arc/arc.md (umul_600): Remove predicated variant.
5217 (umul64_600): Likewise.
5219 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
5221 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
5223 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5225 * tree-vect-loop.c (loop_niters_no_overflow): New func.
5226 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
5227 no-overflow information to vect_do_peeling_for_loop_bound and
5228 vect_gen_vector_loop_niters.
5230 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5232 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
5235 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5237 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
5238 adjust_vec automatically.
5239 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
5240 param exit_bb to guard_to.
5241 (slpeel_checking_verify_cfg_after_peeling):
5242 (set_prologue_iterations):
5243 (create_lcssa_for_virtual_phi): New func which is factored out from
5244 slpeel_tree_peel_loop_to_edge.
5245 (slpeel_tree_peel_loop_to_edge):
5246 (iv_phi_p): New func.
5247 (vect_can_advance_ivs_p): Call iv_phi_p.
5248 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
5249 new gimple stmts in basic block.
5250 (vect_gen_niters_for_prolog_loop): Rename to...
5251 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
5252 adjust implementation.
5253 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
5254 sizetype if necessary.
5255 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
5256 it to external function.
5257 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
5258 (vect_gen_vector_loop_niters_mult_vf): New.
5259 (slpeel_update_phi_nodes_for_loops): New.
5260 (slpeel_update_phi_nodes_for_guard1): Reimplement.
5261 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
5262 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
5263 * tree-vect-loop.c (vect_build_loop_niters): Move to file
5264 tree-vect-loop-manip.c
5265 (vect_generate_tmps_on_preheader): Delete.
5266 (vect_transform_loop): Rename vectorization_factor to vf. Call
5267 vect_do_peeling instead of vect_do_peeling-* functions.
5268 * tree-vectorizer.h (vect_do_peeling): New decl.
5269 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
5270 (vect_do_peeling_for_loop_bound): Delete.
5271 (vect_do_peeling_for_alignment): Delete.
5273 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5275 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
5276 duplicated loop after its preheader and after the original loop.
5278 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5280 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
5281 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
5283 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5285 * tree-vect-loop.c (vectorizable_live_operation): Support handling
5286 for live variable outside loop but not in lcssa form.
5288 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5290 * cfg.c (reset_original_copy_tables): New func.
5291 * cfg.h (reset_original_copy_tables): New decl.
5293 2016-10-13 Jakub Jelinek <jakub@redhat.com>
5296 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
5298 * varasm.c (default_binds_local_p_3): Formatting fix.
5300 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5302 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
5304 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
5305 Remove useless code.
5307 2016-10-13 Martin Liska <mliska@suse.cz>
5309 PR tree-optimization/77943
5310 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
5311 a different EH landing pads.
5313 2016-10-13 Jakub Jelinek <jakub@redhat.com>
5316 * hooks.h (hook_tree_void_null): Declare.
5317 * hooks.c (hook_tree_void_null): New function.
5318 * langhooks.c (lhd_return_null_tree_v): Remove.
5319 * langhooks-def.h (lhd_return_null_tree_v): Remove.
5320 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
5321 set y to const0_rtx.
5322 * function.c (stack_protect_epilogue): Likewise.
5323 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
5324 if TARGET_THREAD_SSP_OFFSET is defined.
5325 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5326 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5327 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5328 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5329 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5330 (ix86_stack_protect_guard): New function.
5332 2016-10-13 Richard Biener <rguenther@suse.de>
5334 * dwarf2out.c (tree_add_const_value_attribute): Do not try
5335 rtl_for_decl_init during early phase.
5336 (gen_variable_die): Do not create locations during early phase.
5337 (gen_label_die): Likewise.
5338 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
5341 2016-10-12 Richard Biener <rguenther@suse.de>
5343 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
5344 try_add_new_range and made to eturn new range.
5345 (evrp_dom_walker::before_dom_children): Push op1 value range before
5346 pushing op0 value range.
5348 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5350 PR tree-optimization/77937
5351 * gimple-ssa-strength-reduction.c (analyze_increments): Use
5352 POINTER_TYPE_P on the candidate type to determine whether
5353 candidates in this chain require pointer arithmetic.
5355 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
5357 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
5358 correction if the type is smaller than a word.
5359 (visium_select_cc_mode): Add ... fall through ... comment.
5361 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5363 * config/rs6000/rs6000.c (machine_function): Add new fields
5364 gpr_is_wrapped_separately and lr_is_wrapped_separately.
5365 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
5366 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
5367 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
5368 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
5369 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
5370 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
5371 (rs6000_get_separate_components): New function.
5372 (rs6000_components_for_bb): New function.
5373 (rs6000_disqualify_components): New function.
5374 (rs6000_emit_prologue_components): New function.
5375 (rs6000_emit_epilogue_components): New function.
5376 (rs6000_set_handled_components): New function.
5377 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
5378 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
5379 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
5380 (rs6000_emit_epilogue): Don't emit GPR restores if
5381 gpr_is_wrapped_separately for that register. Don't make a
5382 REG_CFA_RESTORE note for registers we did not restore, either.
5384 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5386 * function.c (thread_prologue_and_epilogue_insns): Call
5387 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
5388 if it has possibly changed. Compute the split_prologue_seq and
5389 epilogue_seq later, too.
5390 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
5391 (dump_components): New function.
5392 (struct sw): New struct.
5394 (init_separate_shrink_wrap): New function.
5395 (fini_separate_shrink_wrap): New function.
5396 (place_prologue_for_one_component): New function.
5397 (spread_components): New function.
5398 (disqualify_problematic_components): New function.
5399 (emit_common_heads_for_components): New function.
5400 (emit_common_tails_for_components): New function.
5401 (insert_prologue_epilogue_for_components): New function.
5402 (try_shrink_wrapping_separate): New function.
5403 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
5405 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5407 * regrename.c (build_def_use): Invalidate chains that have a
5408 REG_CFA_RESTORE on some instruction.
5410 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5412 * dce.c (delete_unmarked_insns): Don't delete instructions with
5413 a REG_CFA_RESTORE note.
5415 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5417 * common.opt (-fshrink-wrap-separate): New flag.
5418 * doc/invoke.texi: Document it.
5419 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
5420 * doc/tm.texi: Regenerate.
5421 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
5422 * target.def (shrink_wrap): New hook vector.
5423 (get_separate_components, components_for_bb, disqualify_components,
5424 emit_prologue_components, emit_epilogue_components,
5425 set_handled_components): New hooks.
5427 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5429 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
5430 vector return by reference only if -Wpsabi.
5431 (rs6000_pass_by_reference): Similarly, for argument passing.
5433 2016-10-12 David Malcolm <dmalcolm@redhat.com>
5435 * function-tests.c: Include "print-rtl.h".
5436 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
5437 function, and verify what is dumped.
5438 * print-rtl-function.c (print_edge): New function.
5439 (begin_any_block): New function.
5440 (end_any_block): New function.
5441 (can_have_basic_block_p): New function.
5442 (print_rtx_function): Track the basic blocks of insns in the
5443 chain, wrapping those that are within blocks within "(block)"
5444 directives. Remove the "(cfg)" directive.
5446 2016-10-12 David Malcolm <dmalcolm@redhat.com>
5448 * selftest.c (selftest::read_file): New function.
5449 (selftest::test_read_file): New function.
5450 (selftest::selftest_c_tests): Call test_read_file.
5451 * selftest.h (selftest::read_file): New decl.
5453 2016-10-12 Richard Biener <rguenther@suse.de>
5456 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
5459 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
5461 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
5463 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
5464 dwarf2out_assembly_start.
5466 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
5468 * Makefile.in (SELFTEST_FLAGS): New variable.
5469 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
5471 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
5474 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
5476 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
5477 dumped in RTL dumps.
5479 2016-10-12 Martin Liska <mliska@suse.cz>
5481 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
5482 (gimple_fold_builtin_memory_op): Use the function.
5483 (gimple_fold_builtin_strchr): Likewise.
5484 (gimple_fold_builtin_strcat): Likewise.
5485 (gimple_build): Likewise.
5487 2016-10-12 Nathan Sidwell <nathan@acm.org>
5489 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
5491 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
5493 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
5494 equivalent 32-bit constant (modulo 2**32) when that yields
5495 smaller instructions.
5496 (size_of_int_loc_descriptor): Update accordingly.
5498 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
5500 * dwarf2out.c (dwarf2out_early_global_decl): For nested
5501 functions, call dwarf2out_decl on the parent function first.
5503 2016-10-12 Richard Biener <rguenther@suse.de>
5505 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
5508 2016-10-12 Richard Biener <rguenther@suse.de>
5510 * tree-ssa-propagate.c
5511 (substitute_and_fold_dom_walker::before_dom_children): Do not
5512 ignore ASSERT_EXPRs but only preserve them.
5513 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
5514 that have been propagated into.
5515 (vrp_finalize): Enable DCE for substitute_and_fold.
5517 2016-10-12 Richard Biener <rguenther@suse.de>
5519 PR tree-optimization/77920
5520 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
5521 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
5522 (simplify_abs_using_ranges): Likewise.
5523 (simplify_conversion_using_ranges): Likewise.
5524 (simplify_stmt_using_ranges): Adjust.
5526 2016-10-12 Jakub Jelinek <jakub@redhat.com>
5528 PR tree-optimization/77929
5529 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
5530 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
5532 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5535 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
5536 needs a base register for arg 1.
5538 2016-10-12 Jakub Jelinek <jakub@redhat.com>
5540 * common.opt (Wimplicit-fallthrough) Turn into alias to
5541 -Wimplicit-fallthrough=3. Remove EnabledBy.
5542 (Wimplicit-fallthrough=): New option.
5543 * gimplify.c (warn_implicit_fallthrough_r): Use
5544 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
5545 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
5546 to -Wimplicit-fallthrough=3.
5547 (-Wimplicit-fallthrough=): Document.
5549 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
5551 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
5552 and GEU in DImode if TARGET_SUBXC.
5553 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
5554 (seqdi<W:mode>_zero_subxc): Delete.
5555 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
5556 (neg_seqdi<W:mode>_zero_vis3): Delete.
5557 (plus_seqdi<W:mode>_zero): Likewise.
5558 (minus_seqdi<W:mode>_zero): Likewise.
5559 (plus_plus_sltu<W:mode>): Accept only register.
5560 (addx<W:mode>): Likewise.
5561 (plus_sltu<W:mode>_vis3): Likewise.
5562 (plus_plus_sltu<W:mode>_vis3): Likewise.
5563 (neg_sgeu<W:mode>_vis3): Delete.
5564 (minus_sgeu<W:mode>_vis3): Likewise.
5565 (addxc<W:mode>): Accept only registers.
5566 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
5567 (minus_neg_sltu<W:mode>_subxc): Accept only register.
5568 (neg_plus_sltu<W:mode>_subxc): Likewise.
5569 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
5570 (minus_minus_sltu<W:mode>_subxc): Accept only register.
5571 (sgeu<W:mode>_insn_subxc): Delete.
5572 (plus_sgeu<W:mode>_subxc): Likewise.
5573 (subxc<W:mode>): Accept only register.
5574 (scc splitter): Split always GEU again.
5576 2016-10-11 Jeff Law <law@redhat.com>
5578 PR tree-optimization/77424
5579 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
5580 dead conditionals. Assert that all e->aux fields are NULL.
5582 2016-10-11 David Malcolm <dmalcolm@redhat.com>
5584 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
5585 operand-printing "switch" statement into...
5586 (print_rtx_operand_code_0): ...this new function, ...
5587 (print_rtx_operand_code_e): ...this new function, ...
5588 (print_rtx_operand_codes_E_and_V): ...this new function, ...
5589 (print_rtx_operand_code_i): ...this new function, ...
5590 (print_rtx_operand_code_r): ...this new function, ...
5591 (print_rtx_operand_code_u): ...this new function, ...
5592 (print_rtx_operand): ...and this new function.
5594 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
5596 * config/alpha/alpha-passes.def: New file.
5597 * config/alpha/t-alpha: New file.
5598 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
5599 (make_pass_handle_trap_shadows): New prototype.
5600 (make_pass_align_insns): Ditto.
5601 * config/alpha/alpha.c (alpha_option_override): Don't register
5603 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
5605 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5608 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
5609 distinct __ibm128 IBM extended double type if long doubles are
5610 128-bits and the default format for long double is IEEE 128-bit.
5612 2016-10-11 Richard Biener <rguenther@suse.de>
5614 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
5615 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
5616 (verify_die): New function.
5617 (dwarf2out_finish): Call it.
5618 (output_line_info): Handle case of -gsplit-dwarf without
5619 DWARF2_ASM_LINE_DEBUG_INFO.
5621 2016-10-11 Richard Biener <rguenther@suse.de>
5624 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
5625 sub-chains of BLOCK_VARS and gimple_bind_vars.
5627 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
5629 * config/i386/znver1.md : Fix imov/imovx load type reservations.
5631 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
5633 * config/sparc/sparc.opt (msubxc): New option.
5634 * doc/invoke.texi (SPARC options): Document it and tidy up.
5635 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
5636 * doc/tm.texi: Regenerate.
5637 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
5639 (CCX_NOOV): Rename into...
5643 * config/sparc/predicates.m (fcc_register_operand): Simplify.
5644 (fcc0_register_operand): Likewise.
5645 (icc_register_operand): New.
5646 (icc_or_fcc_register_operand): Simplify.
5647 (nz_comparison_operator): New.
5648 (c_comparison_operator): Likewise.
5649 (noov_compare_operator): Rename into...
5650 (icc_comparison_operator): ...this. Use above predicates.
5651 (noov_compare64_operator): Rename into...
5652 (v9_comparison_operator): ...this and tidy up.
5653 (fcc_comparison_operator): New.
5654 (icc_or_fcc_comparison_operator): Likewise.
5655 (v9_register_compare_operator): Rename info...
5656 (v9_register_comparison_operator): ...this.
5657 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
5658 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
5660 (sparc_fixed_condition_code_regs): New function.
5661 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
5662 renaming and add support for CCC/CCXC.
5663 (output_cbranch): Likewise.
5664 (sparc_print_operand): Likewise.
5665 (gen_v9_scc): Remove obsolete assertion.
5666 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
5667 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
5668 (output_cbcond): Remove bogus handling of CC modes.
5669 (sparc_register_move_cost): Return 100 for NO_REGS.
5670 * config/sparc/sparc.md (W): New mode iterator.
5671 (length): Adjust for noov_compare64_operator renaming.
5672 (cmpsi_sne): New instruction.
5673 (cmpdi_sne): Likewise.
5674 (seqdi_special): Delete.
5675 (seqdi_special): Likewise.
5676 (snesi<P:mode>_special): Likewise.
5677 (snedi_special): Likewise.
5678 (snedi_special_vis3): Likewise.
5679 (snesi patterns): Use W iterator.
5680 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
5681 (sltu patterns): Likewise.
5682 (sgeu patterns): Likewise.
5683 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
5684 (normal_branch): Use icc_comparison_operator predicate.
5685 (inverted_branch): Likewise.
5686 (cbcond_sp32): Use comparison_operator predicate.
5687 (cbcond_sp64): Likewise.
5688 (normal_int_branch_sp64): Adjust for renaming
5689 (inverted_int_branch_sp64): Likewise.
5690 (mov<I:mode>_cc_reg_sp64): Likewise.
5691 (movsf_cc_reg_sp6): Likewise.
5692 (movdf_cc_reg_sp64): Likewise.
5693 (movtf_cc_reg_hq_sp64): Likewise.
5694 (movtf_cc_reg_sp64): Likewise.
5695 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
5696 (movsf_cc_v9): Likewise.
5697 (movdf_cc_v9): Likewise.
5698 (movtf_cc_hq_v9): Likewise.
5699 (movtf_cc_v9): Likewise.
5700 (adddi3): Call gen_adddi3_sp32.
5701 (adddi3_insn_sp32): Rename to...
5702 (adddi3_sp32): ...this. Accept only register_operand as operand #1
5703 and use CCCmode for the carry.
5704 (addx_extend_sp32): Use CCCmode for the carry.
5705 (addx_extend_sp64): Delete.
5706 (adddi3_extend_sp32): Use CCCmode for the carry.
5707 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
5708 (subdi3): Call gen_subdi3_sp32.
5709 (subdi3_insn_sp32): Rename to...
5710 (subdi3_sp32): ...this and use CCmode for the carry.
5711 (subx_extend_sp32): Use CCCmode for the carry.
5712 (subx_extend_sp64): Delete.
5713 (subdi3_extend_sp32): Use CCmode for the carry.
5714 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
5715 (negdi3): Call gen_negdi3_sp32.
5716 (negdi3_sp32): Use CCCmode for the carry.
5717 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
5718 (cmp_nz_ashift_1): Use CCNZ mode.
5719 (cmp_nz_set_ashift_1): Likewise.
5720 (ctrapsi4): Use comparison_operator predicate.
5721 (ctrapdi4): Likewise.
5722 (trapsi_insn): Use icc_comparison_operator predicate.
5723 (trapdi_insn): Likewise.
5724 (edge8 patterns): Use CCNZmode.
5725 (edge16 patterns): Likewise.
5726 (edge32 patterns): Likewise.
5728 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
5730 * config/visium/visium-modes.def (CC_NOOV): Rename into...
5732 (CC_BTST): Rename into...
5734 * config/visium/predicates.md (real_add_operand): New.
5735 (visium_btst_operator): Rename into...
5736 (visium_equality_comparison_operator): ...this.
5737 (visium_noov_operator): Rename into...
5738 (visium_nz_comparison_operator): ...this.
5739 (visium_c_comparison_operator): New.
5740 (visium_branch_operator): Adjust and deal with all CC modes.
5741 * config/visium/visium.c (visium_adjust_cost): Adjust.
5742 (visium_split_double_add): Use the *_set_carry patterns.
5743 (visium_select_cc_mode): Add support for CCC mode and adjust.
5744 (output_cbranch): Adjust and use the carry-based operators for
5745 floating-point comparisons.
5746 * config/visium/visium.md (flags_subst_arith): Adjust.
5747 (addsi3_insn_set_carry): New instruction.
5748 (subsi3_insn_set_carry): Likewise.
5749 (negsi2_insn_set_carry): Likewise.
5751 (cmp<mode>_sne): Likewise.
5752 (cbranch<mode>4): Use ordered_comparison_operator.
5753 (cbranch<mode>4_insn): Likewise.
5754 (cbranchsi4_btst_insn): Adjust.
5756 2016-10-11 Tom de Vries <tom@codesourcery.com>
5759 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
5762 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
5764 * tree.h (build_complex_type): Add second parameter with default.
5765 * tree.c (build_complex_type): Add NAMED second parameter and adjust
5766 recursive call. Create a TYPE_DECL only if NAMED is true.
5767 (build_common_tree_nodes): Pass true in calls to build_complex_type.
5769 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
5771 New avr-passes.def to register AVR specific passes.
5773 * config/avr/avr-passes.def: New file.
5774 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
5775 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
5776 (make_avr_pass_recompute_note): New proto.
5777 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
5778 (avr_pass_recompute_notes): Use anonymous namespace.
5779 (avr_register_passes): Remove function...
5780 (avr_option_override): ...and its call.
5782 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
5784 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
5785 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
5786 PTF_AVOID_BRANCHLIKELY_SPEED for others.
5787 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
5789 * config/mips/mips.c (mips_option_override): Enable the branch
5790 likely depending on the tune flags and optimization level.
5791 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
5792 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
5793 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
5794 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
5796 2016-10-11 Richard Biener <rguenther@suse.de>
5798 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
5799 (output_function): Properly stream the whole block tree.
5800 * lto-streamer-in.c (input_function): Likewise.
5802 2016-10-11 Marek Polacek <polacek@redhat.com>
5804 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
5806 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
5808 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
5809 (evrp_dom_walker::before_dom_children): Infer and push new value
5810 ranges for x in y < x.
5812 2016-10-10 Joseph Myers <joseph@codesourcery.com>
5815 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
5816 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
5817 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
5818 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
5819 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
5820 (IA64_NO_LIBGCC_TFMODE): Likewise.
5822 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
5824 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
5827 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
5829 * config.gcc: Add aarch64-*-freebsd* support.
5830 * config.host: Likewise.
5831 * config/aarch64/aarch64-freebsd.h: New file.
5832 * config/aarch64/t-aarch64-freebsd: Ditto.
5834 2016-10-10 Jeff Law <law@redhat.com>
5836 PR tree-optimization/71947
5837 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
5838 B with A within a single statement.
5840 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5842 PR tree-optimization/77824
5843 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
5844 zero cost for copies.
5845 (find_candidates_dom_walker::before_dom_children): Replace
5846 MODIFY_EXPR with SSA_NAME.
5847 (replace_mult_candidate): Likewise.
5848 (replace_profitable_candidates): Likewise.
5850 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5852 * config/s390/s390.h: Wrap more macros args in brackets and fix
5854 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
5856 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
5858 2016-10-10 Andreas Schwab <schwab@suse.de>
5861 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
5862 pseudo is not DImode.
5864 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
5866 * common/config/arc/arc-common.c (arc_option_optimization_table):
5867 Remove compact casesi option.
5868 * config/arc/arc.c (arc_override_options): Use compact casesi
5869 option only for pre-ARCv2 cores.
5870 * doc/invoke.texi (mcompact-casesi): Update text.
5872 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5874 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
5875 Add macro to say we can efficiently handle overlapping unaligned
5877 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
5878 poor code for processors older than p8.
5880 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
5882 * gen-pass-instances.awk: Remove GNUism.
5884 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5886 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
5887 NULL of (*ipcp_transformations)][node->uid].
5889 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
5891 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5892 (MALLOC_ABI_ALIGNMENT): Define.
5894 2016-10-09 Jakub Jelinek <jakub@redhat.com>
5896 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
5897 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
5898 VAR_OR_FUNCTION_DECL_P macros.
5899 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
5900 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
5901 chkp_find_bounds_1): Likewise.
5902 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
5903 * hsa-gen.c (get_symbol_for_decl): Likewise.
5904 * cgraphunit.c (check_global_declaration, analyze_functions,
5905 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
5907 * gimple-fold.c (can_refer_decl_in_current_unit_p,
5908 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
5910 * tree.c (set_decl_section_name, copy_node_stat,
5911 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
5912 merge_dllimport_decl_attributes, handle_dll_attribute,
5913 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
5914 verify_type): Likewise.
5915 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
5916 find_explicit_erroneous_behavior): Likewise.
5917 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
5918 * ipa.c (process_references): Likewise.
5919 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
5920 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
5921 notice_global_symbol, assemble_variable, mark_decl_referenced,
5922 build_constant_desc, output_constant_def_contents, do_assemble_alias,
5923 make_decl_one_only, default_section_type_flags,
5924 categorize_decl_for_section, default_encode_section_info): Likewise.
5925 * trans-mem.c (requires_barrier): Likewise.
5926 * gimple-expr.c (mark_addressable): Likewise.
5927 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
5928 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
5929 expand_debug_expr): Likewise.
5930 * tree-dump.c (dequeue_and_dump): Likewise.
5931 * ubsan.c (instrument_bool_enum_load): Likewise.
5932 * tree-pretty-print.c (print_declaration): Likewise.
5933 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5934 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
5935 * asan.c (asan_protect_global, instrument_derefs): Likewise.
5936 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
5937 pass_build_ssa::execute): Likewise.
5938 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
5939 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
5941 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
5943 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
5944 can_be_nonlocal, remap_decls, copy_debug_stmt,
5945 initialize_inlined_parameters, add_local_variables,
5946 reset_debug_binding, replace_locals_op): Likewise.
5947 * dse.c (can_escape): Likewise.
5948 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
5950 * tree-diagnostic.c (default_tree_printer): Likewise.
5951 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
5952 unpack_ts_decl_with_vis_value_fields,
5953 lto_input_ts_decl_common_tree_pointers): Likewise.
5954 * builtins.c (builtin_save_expr, fold_builtin_expect,
5955 readonly_data_expr): Likewise.
5956 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
5957 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
5959 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
5960 * gimplify.c (force_constant_size, gimplify_bind_expr,
5961 gimplify_decl_expr, gimplify_var_or_parm_decl,
5962 gimplify_compound_lval, gimplify_init_constructor,
5963 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
5964 gimplify_type_sizes): Likewise.
5965 * cgraphbuild.c (record_reference, record_type_list, mark_address,
5966 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
5967 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
5968 remove_unused_locals): Likewise.
5969 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
5970 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
5971 * function.c (instantiate_expr, instantiate_decls_1,
5972 setjmp_vars_warning, add_local_decl): Likewise.
5973 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
5975 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
5976 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
5977 optimize_va_list_gpr_fpr_size): Likewise.
5978 * tree-nrv.c (pass_nrv::execute): Likewise.
5979 * tsan.c (instrument_expr): Likewise.
5980 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5981 * vtable-verify.c (verify_bb_vtables): Likewise.
5982 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
5983 get_ref_base_and_extent): Likewise.
5984 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
5986 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
5987 analyze_all_variable_accesses): Likewise.
5988 * tree-nested.c (get_nonlocal_debug_decl,
5989 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
5990 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
5991 get_local_debug_decl, convert_local_omp_clauses,
5992 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
5994 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
5995 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
5996 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
5997 dbxout_symbol, dbxout_common_check): Likewise.
5998 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
5999 string_constant): Likewise.
6000 * hsa.c (hsa_get_declaration_name): Likewise.
6001 * passes.c (rest_of_decl_compilation): Likewise.
6002 * tree-ssanames.c (make_ssa_name_fn): Likewise.
6003 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
6004 pack_ts_decl_with_vis_value_fields,
6005 write_ts_decl_common_tree_pointers): Likewise.
6006 * stor-layout.c (place_field): Likewise.
6007 * symtab.c (symtab_node::maybe_create_reference,
6008 symtab_node::verify_base, symtab_node::make_decl_local,
6009 symtab_node::copy_visibility_from,
6010 symtab_node::can_increase_alignment_p): Likewise.
6011 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
6012 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
6013 fortran_common, add_location_or_const_value_attribute,
6014 add_scalar_info, add_linkage_name, set_block_abstract_flags,
6015 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
6016 optimize_one_addr_into_implicit_ptr,
6017 optimize_location_into_implicit_ptr): Likewise.
6018 * gimple-low.c (record_vars_into): Likewise.
6019 * ipa-visibility.c (update_vtable_references): Likewise.
6020 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
6022 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
6023 DFS::DFS_write_tree_body, write_symbol): Likewise.
6024 * langhooks.c (lhd_warn_unused_global_decl,
6025 lhd_set_decl_assembler_name): Likewise.
6026 * attribs.c (decl_attributes): Likewise.
6027 * except.c (output_ttype): Likewise.
6028 * varpool.c (varpool_node::get_create, ctor_for_folding,
6029 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
6030 * fold-const.c (fold_unary_loc): Likewise.
6031 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
6032 ipa_find_agg_cst_from_init): Likewise.
6033 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
6034 expand_omp_target, lower_omp_regimplify_p,
6035 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
6036 find_link_var_op): Likewise.
6037 * tree-chrec.c (chrec_contains_symbols): Likewise.
6038 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
6039 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
6040 execute_fixup_cfg): Likewise.
6042 PR tree-optimization/77901
6043 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
6044 if ranges[i].exp is SSA_NAME when looking for >= and only when
6045 ranges[i].exp is NULL or SSA_NAME when looking for the other
6048 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6050 * ipa-cp.c (ipcp_alignment_lattice): Remove.
6051 (ipcp_param_lattices): Remove field alignment.
6052 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
6053 (set_all_contains_variable): Remove call to
6054 ipcp_alignment_lattice::set_to_bottom.
6055 (initialize_node_lattices): Likewise.
6056 (propagate_alignment_accross_jump_function): Remove.
6057 (propagate_constants_accross_call): Remove call to
6058 propagate_alignment_accross_jump_function.
6059 (ipcp_store_alignment_results): Remove.
6060 (ipcp_driver): Remove call to ipcp_store_alignment_results.
6061 (propagate_bits_accross_jump_function): Handle ancestor jump function.
6062 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
6063 pretty-printing of alignment jump function.
6064 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
6065 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
6066 alignments and remove computing ipa_alignment jump function.
6067 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
6068 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
6069 (ipa_read_jump_function): Remove reading of ipa_alignment.
6070 (write_ipcp_transformation_info): Remove streaming for alignment
6071 propagation summary.
6072 (read_ipcp_transformation_info): Remove reading of alignment
6073 propagation summary.
6074 (ipcp_update_alignments): Remove.
6075 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
6077 (ipcp_transform_function): Remove call to ipcp_update_alignments()
6078 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
6079 * ipa-prop.h (ipa_alignment): Remove.
6080 (ipa_jump_func): Remove field alignment.
6081 (ipcp_transformation_summary): Remove field alignments.
6082 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
6083 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
6084 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
6086 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
6088 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
6090 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
6092 (visium_expand_fp_cstore): Likewise.
6094 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6096 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
6097 * diagnostic.c (warning_at_rich_loc_n): New function.
6098 (diagnostic_n_impl_richloc): Likewise.
6099 (diagnostic_n_impl): Move most of the function to
6100 diagnostic_n_impl_richloc and call it.
6102 2016-10-08 Jakub Jelinek <jakub@redhat.com>
6104 * gen-pass-instances.awk: Rewritten.
6105 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
6106 $(PASSES_EXTRA) after passes.def to the script.
6107 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
6108 * config/i386/i386-passes.def: New file.
6109 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
6110 make_pass_stv): Declare.
6111 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
6113 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
6115 (pass_stv::clone, pass_stv::set_pass_param): New methods.
6116 (pass_stv::timode_p): New non-static data member.
6117 (ix86_option_override): Don't register passes here.
6119 * doc/invoke.texi: Document accepting Else, fallthrough.
6121 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
6124 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
6125 FALLTHRU comment styles.
6127 2016-10-07 Andrew Pinski <apinski@cavium.com>
6129 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
6130 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
6131 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
6133 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
6135 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
6137 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
6138 (AARCH64_ARCH): Likewise.
6139 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
6141 (AARCH64_CORE): Likewise.
6142 (AARCH64_ARCH): Likewise.
6143 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
6144 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
6145 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
6146 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
6147 (AARCH64_ARCH): Likewise.
6148 (AARCH64_CORE): Likewise.
6149 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
6150 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
6151 (AARCH64_CORE): Likewise.
6152 (AARCH64_ARCH): Likewise.
6154 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6156 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
6157 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
6158 floating point type infrastructre, and -mfloat128 that enables the
6159 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
6160 if -mfloat128-type. Define __ibm128 to be long double by default.
6161 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
6162 the IEEE 128-bit floating point type infrastructure should
6163 automatically be enabled.
6164 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
6165 instead of -mfloat128 to enable KFmode.
6166 (rs6000_option_override_internal): Split the option -mfloat128
6167 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
6168 systems, automatically set -mfloat128-type, but don't enable it on
6169 other operating systems. Move setting the long double size and
6170 IEEE quad support before the IEEE 128-bit floating point changes.
6171 (rs6000_init_builtins): Do not create a unique type for __ibm128
6172 if long double is IBM extended double, instead rely on __ibm128
6173 being defined as 'long double'. If -mfloat128-type and not
6174 -mfloat128, create the KFmode type with an undocumented __ieee128
6176 (rs6000_init_libfuncs): Use -mfloat128-type instead of
6177 -mfloat128 for tests about the types, but keep tests for
6178 -mfloat128 to enable the keyword support.
6179 (rs6000_complex_function_value): Likewise.
6180 (rs6000_scalar_mode_supported_p): Likewise.
6181 (rs6000_floatn_mode): Likewise.
6182 (rs6000_c_mode_for_suffix): Likewise.
6183 (rs6000_opt_masks): Add -mfloat128-type.
6184 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
6185 -mfloat128-type being split from -mfloat128. Add
6186 -mfloat128-hardware, which was missing.
6187 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
6188 -mfloat128 and -mfloat128-type:
6189 (-mfloat128-type): Likewise.
6190 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
6191 that 64-bit Linux systems with enable -mfloat128-type by default
6193 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
6194 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
6195 -mfloat128-type instead of -mfloat128.
6196 (FLOAT128_2REG_P): Likewise.
6197 (MASK_FLOAT128_TYPE): Likewise.
6198 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6199 (RS6000_BTM_FLOAT128): Likewise.
6200 (TARGET_FLOAT128): Poison old identifiers.
6201 (OPTION_MASK_FLOAT128): Likewise.
6202 (MASK_FLOAT128): Likewise.
6203 * config/rs6000/rs6000.md (FP): Likewise.
6204 (FLOAT128): Likewise.
6205 (fix_trunc<mode>di2): Likewise.
6206 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
6207 (floatdi<mode>2): Likewise.
6208 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
6209 (neg<mode>2, FLOAT128 iterator): Likewise.
6210 (abs<mode>2, FLOAT128 iterator): Likewise.
6211 (ieee_128bit_negative_zero): Likewise.
6212 (ieee_128bit_vsx_neg<mode>2): Likewise.
6213 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
6214 (ieee_128bit_vsx_abs<mode>2): Likewise.
6215 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6216 (ieee_128bit_vsx_nabs<mode>2): Likewise.
6217 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6218 (extendiftf2): Likewise.
6219 (extendifkf2): Likewise.
6220 (extendtfkf2): Likewise.
6221 (trunciftf2): Likewise.
6222 (truncifkf2): Likewise.
6223 (trunckftf2): Likewise.
6224 (trunctfif2): Likewise.
6225 (extendkftf2): Likewise.
6226 (trunctfkf2): Likewise.
6228 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6230 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
6231 before merging in bytes to pass down to real_from_target.
6233 2016-10-07 Richard Biener <rguenther@suse.de>
6235 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
6237 (substitute_and_fold_dom_walker::before_dom_children):
6238 Substitute and fold before pass specific folding to avoid
6239 feeding that with SSA names that will be later released.
6240 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
6241 introduced by folding and visited by evaluate_stmt called during
6243 (likely_value): Likewise.
6244 (evaluate_stmt): Likewise.
6245 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
6246 (simplify_div_or_mod_using_ranges): Likewise.
6247 (simplify_min_or_max_using_ranges): Likewise.
6248 (simplify_abs_using_ranges): Likewise.
6249 (simplify_conversion_using_ranges): Likewise.
6250 (simplify_float_conversion_using_ranges): Likewise.
6251 (simplify_stmt_using_ranges): Likewise.
6253 2016-10-07 Marek Polacek <polacek@redhat.com>
6255 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
6256 FALLTHROUGH_LABEL_P here...
6257 (warn_implicit_fallthrough_r): ...not here.
6259 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
6261 PR tree-optimization/77880
6262 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
6265 2016-10-07 Marek Polacek <polacek@redhat.com>
6268 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
6270 2016-10-07 Richard Biener <rguenther@suse.de>
6272 * bitmap.h: Document constraints on bitmap modification while
6275 2016-10-07 Richard Biener <rguenther@suse.de>
6277 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
6278 * bitmap.h (bmp_iter_set): When advancing to the next element
6279 check that we didn't remove the current one.
6280 (bmp_iter_and): Likewise.
6281 (bmp_iter_and_compl): Likewise.
6282 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
6283 we currently iterate on but keep a one-level queue.
6284 * sched-deps.c (remove_from_deps): Do not clear current bit
6285 but keep a one-level queue.
6287 2016-10-07 Jakub Jelinek <jakub@redhat.com>
6289 PR tree-optimization/77664
6290 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
6291 for the other ranges.
6292 (optimize_range_tests_diff): Fix up formatting.
6293 (optimize_range_tests_var_bound): New function.
6294 (optimize_range_tests): Use it.
6296 2016-10-07 Martin Liska <mliska@suse.cz>
6298 * coverage.c (build_gcov_exit_decl): Fix priority what
6299 should be really 99.
6301 2016-10-07 Richard Biener <rguenther@suse.de>
6303 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
6304 vars in gimple_bind_vars but not in BLOCK_VARS.
6306 2016-10-07 Richard Biener <rguenther@suse.de>
6308 PR tree-optimization/77879
6309 * tree-ssa-structalias.c (handle_const_call): Properly handle
6311 (handle_pure_call): Likewise.
6313 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6315 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
6316 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
6319 2016-10-06 Andrew Pinski <apinski@cavium.com>
6321 * config/aarch64/aarch64-cores.def: Add a comment before each
6324 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6326 PR tree-optimization/77862
6327 * tree-vrp.c (add_equivalence): Use get_value_range so that
6328 num_vr_values is checked before accessing vr_values.
6330 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6332 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
6335 2016-10-05 Jeff Law <law@redhat.com>
6337 PR tree-optimization/71661
6338 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
6339 removal of a forwarder exposes a new natural loop.
6341 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
6343 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
6344 Introduce ssesuffix variable.
6345 (<mask_codefor><code><mode>3<mask_name>): Ditto.
6346 (*<code><mode>3): Ditto.
6348 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
6350 * postreload.c (reload_cse_simplify): Skip also USE when detecting
6353 2016-10-06 Richard Biener <rguenther@suse.de>
6355 PR tree-optimization/77855
6356 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
6357 instead of removing the current item while iterating over the set
6360 2016-10-06 James Clarke <jrtc27@jrtc27.com>
6361 Eric Botcazou <ebotcazou@adacore.com>
6364 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
6365 (classify_registers): Don't set it
6366 (function_arg_slotno): Don't initialize and test it. Tidy up.
6368 2016-10-06 Richard Biener <rguenther@suse.de>
6370 PR tree-optimization/77839
6371 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
6374 2016-10-06 Martin Liska <mliska@suse.cz>
6376 * gcc.c: Set -fprofile-update=atomic when profiling is
6377 enabled and -pthread is set. Warn when one combines
6378 -pthread and -fprofile-update=single for an app using
6381 2016-10-06 Martin Liska <mliska@suse.cz>
6384 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
6385 * gimple-ssa-strength-reduction.c (slsr_process_cast):
6386 Initialize a pointer to NULL.
6387 (slsr_process_copy): Likewise.
6388 * input.c (location_get_source_line): Likewise.
6389 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
6391 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
6393 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
6394 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
6395 (ix86_handle_option): Deleted handle of OPT_mpcommit.
6396 * config.gcc: Deleted pcommitintrin.h
6397 * config/i386/pcommitintrin.h: Deleted file.
6398 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
6399 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
6401 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
6403 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
6404 (PTA_PCOMMIT): Deleted define.
6405 (ix86_option_override_internal): Deleted handle of option.
6406 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
6407 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
6408 __builtin_ia32_pcommit): Deleted.
6409 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
6410 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
6411 (pcommit): Deleted instruction.
6412 * config/i386/i386.opt: Mention -mpcommit deprecation.
6413 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
6415 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
6418 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
6419 Remove wrong assert.
6420 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
6421 Use <round_constraint> as operand 1 constraint.
6423 2016-10-05 Jakub Jelinek <jakub@redhat.com>
6426 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
6427 (ubsan_instrument_float_cast): And not here.
6430 * ubsan.c (ubsan_ids): New GTY(()) array.
6431 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
6432 instead of static local counters.
6434 2016-10-05 Martin Sebor <msebor@redhat.com>
6437 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
6438 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
6439 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
6440 (default_printf_pointer_format): Define function.
6441 * targhooks.c (linux_printf_pointer_format): Define new function.
6442 * targhooks.h (linux_printf_pointer_format): Declare.
6443 (gnu_libc_printf_pointer_format): Remove declaration.
6445 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6447 * fold-const.c (native_encode_real): Fix logic for selecting offset
6448 to write to when BYTES_BIG_ENDIAN.
6450 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
6452 * builtins.c (fold_builtin_strchr): Remove function.
6453 (fold_builtin_strrchr): Likewise.
6454 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
6455 * gimple-fold.c (target_char_cst_p): New function.
6456 (gimple_fold_builtin_strchr) Add more foldings.
6457 (gimple_fold_builtin): Add index, strrchr, rindex cases.
6459 2016-10-05 Richard Biener <rguenther@suse.de>
6462 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
6463 capture ids in c-exprs.
6465 2016-10-05 Richard Biener <rguenther@suse.de>
6468 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
6469 with types_match for GIMPLE code gen to handle type mismatched
6471 (dt_operand::gen): Adjust.
6472 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
6475 2016-10-05 Richard Biener <rguenther@suse.de>
6477 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
6479 2016-10-05 Richard Biener <rguenther@suse.de>
6482 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
6484 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
6486 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
6487 version check to protect only DW_TAG_imported_module generation.
6489 2016-10-05 Richard Biener <rguenther@suse.de>
6492 * match.pd (min(a,-a) -> -abs(a)): New pattern.
6494 2016-10-04 Ian Lance Taylor <iant@golang.org>
6496 * explow.c (allocate_dynamic_stack_space): Call
6497 do_pending_stack_adjust before handling flag_split_stack.
6499 2016-10-04 David Malcolm <dmalcolm@redhat.com>
6501 * genattrtab.c (make_internal_attr): Supply dummy column number to
6504 * genoutput.c (init_insn_for_nothing): Likewise.
6505 * gensupport.c (add_define_attr): Likewise.
6506 * read-md.c (message_at_1): Print column number.
6507 (fatal_with_file_and_line): Likewise.
6508 (rtx_reader::read_char): Track column numbers.
6509 (rtx_reader::unread_char): Likewise.
6510 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
6511 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
6512 (rtx_reader::handle_file): Initialize m_read_md_colno.
6513 (rtx_reader::get_current_location): Supply column number to
6515 * read-md.h (struct file_location): Add field "colno".
6516 (file_location::file_location): Likewise.
6517 (rtx_reader::get_colno): New accessor.
6518 (rtx_reader::m_read_md_colno): New field.
6519 (rtx_reader::m_last_line_colno): New field.
6521 2016-10-04 Jakub Jelinek <jakub@redhat.com>
6523 * doc/extend.texi (Java Exceptions): Remove.
6524 (java_interface): Remove.
6526 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
6528 PR tree-optimization/77808
6529 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
6530 and addr are different before copying points-to information.
6532 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
6534 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
6535 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
6536 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
6537 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
6539 2016-10-04 Richard Biener <rguenther@suse.de>
6541 PR tree-optimization/77399
6542 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
6543 verify the target can convert.
6545 2016-10-04 Richard Biener <rguenther@suse.de>
6548 * explow.c (plus_constant): Verify the mode of the constant
6549 pool offset before calling plus_constant.
6551 2016-10-04 Richard Biener <rguenther@suse.de>
6554 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
6555 type support, mark with :C.
6556 (X / -X -> -1): Mark with :C.
6558 2016-10-04 Jakub Jelinek <jakub@redhat.com>
6560 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
6561 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
6562 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
6563 * doc/tm.texi: Regenerated.
6564 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
6565 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
6566 * config/darwin.h (JCR_SECTION_NAME): Remove.
6567 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
6568 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
6569 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
6570 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
6571 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
6572 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
6574 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6576 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
6577 between "because" and "param" in dump message in call to fprintf.
6579 2016-10-03 Jeff Law <law@redhat.com>
6581 PR tree-optimization/71550
6582 PR tree-optimization/71403
6583 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
6584 (profitable_jump_thread_path): Also return boolean indicating if
6585 the realized path will create an irreducible loop.
6586 Remove loop depth tests from 71403.
6587 (fsm_find_control_statement_thread_paths): Remove loop depth tests
6588 from 71403. If threading will create an irreducible loop, then
6589 throw away loop iteration and related information.
6591 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
6593 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
6594 -Woverloaded-virtual checks for warning options.
6595 * configure: Regenerate.
6597 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6599 PR preprocessor/77699
6600 * input.c (maybe_grow): Don't allocate one byte extra headroom.
6601 (get_next_line): Return false on error.
6602 (read_next_line): Removed, use get_next_line instead.
6603 (read_line_num): Don't copy the line.
6604 (location_get_source_line): Don't use static data.
6605 (selftest::test_reading_source_line): Add more test cases.
6607 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6610 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6612 * ifcvt.c (noce_try_avoid_const_materialization): New function.
6613 (noce_process_if_block): Use it.
6615 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6617 * doc/invoke.texi: Update -Wint-in-bool-context.
6619 2016-10-02 Jakub Jelinek <jakub@redhat.com>
6621 * dwarf2out.c (output_fde, output_call_frame_info,
6622 dwarf2out_do_cfi_startproc, set_indirect_string,
6623 gen_internal_sym, output_die, output_line_info): Use
6624 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
6625 ASM_GENERATE_INTERNAL_LABEL output.
6627 2016-10-01 Richard Biener <rguenther@suse.de>
6630 * genmatch.c (get_operand_type): Add operand position arg
6631 and handle COND_EXPR comparison operand with fixed boolean_type_node.
6632 (expr::gen_transform): Adjust.
6633 (dt_simplify::gen_1): Likewise.
6635 2016-10-01 Jakub Jelinek <jakub@redhat.com>
6637 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
6638 comments. Simplify asserts, remove unnecessary conditions.
6640 (*<code><mode>3): Likewise.
6642 2016-09-30 Jakub Jelinek <jakub@redhat.com>
6644 * doc/invoke.texi (-Wregister): Document.
6646 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
6648 * configure.ac: Split CHECKING_P into CHECKING_P and
6649 ENABLE_EXTRA_CHECKING.
6650 * configure: Regenerated.
6651 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
6652 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
6654 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
6657 * gcc.c (process_command): For @filename handling, output
6658 the correct name if the file does not exist.
6660 2016-09-30 Marek Polacek <polacek@redhat.com>
6662 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
6663 * config/alpha/predicates.md: Likewise.
6665 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6667 * ifcvt.c (noce_try_avoid_const_materialization): New function.
6668 (noce_process_if_block): Use it.
6670 2016-09-30 Martin Liska <mliska@suse.cz>
6672 * doc/invoke.texi: Document asan-use-after-return that
6673 it's disabled by default in runtime.
6675 2016-09-30 Richard Biener <rguenther@suse.de>
6677 * tree-vrp.c (intersect_ranges): If we failed to handle
6678 the intersection choose a constant singleton range if available.
6680 2016-09-30 Richard Biener <rguenther@suse.de>
6682 PR tree-optimization/77399
6683 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
6684 float <-> int conversions.
6686 2016-09-30 Alan Modra <amodra@gmail.com>
6688 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
6690 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
6692 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
6693 ext_level before calling CPUID with 0x80000008.
6694 Simplify xgetbv checks.
6696 2016-09-29 David Malcolm <dmalcolm@redhat.com>
6698 * Makefile.in (OBJS): Add print-rtl-function.o.
6699 * print-rtl-function.c: New file.
6700 * print-rtl.h (print_rtx_function): New decl.
6702 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
6705 * config/i386/cpuid.h (__get_cpuid_count): New.
6706 (__get_cpuid): Rename __level to __leaf.
6708 2016-09-29 Marek Polacek <polacek@redhat.com>
6710 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
6712 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
6715 * builtins.c (expand_builtin_memcmp): Don't swap args unless
6716 result is only being compared with zero.
6718 2016-09-29 Marek Polacek <polacek@redhat.com>
6720 * dwarf2out.c (loc_descriptor): Add fall through comment.
6721 (add_const_value_attribute): Likewise.
6723 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
6725 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
6726 with "v6t2". Move "arch" attribute above "pool_range".
6727 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
6729 (*thumb2_movhi_vfp): Likewise.
6730 (*arm_movhi_fp16): Likewise.
6731 (*thumb2_movhi_fp16): Likewise.
6732 (*arm_movsi_vfp): Remove "arch" attribute.
6733 (*thumb2_movsi_vfp): Likewise.
6735 2016-09-29 Martin Liska <mliska@suse.cz>
6737 * doc/extend.texi: Remove limitation of Objective C for
6738 __attribute__((constructor)) and __attribute__((destructor)).
6740 2016-09-29 Richard Biener <rguenther@suse.de>
6742 PR tree-optimization/77768
6743 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6744 Handle stores to readonly memory when removing redundant stores.
6746 2016-09-29 Richard Biener <rguenther@suse.de>
6749 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
6750 X / -X -> -1 simplifications.
6752 2016-09-29 Richard Biener <rguenther@suse.de>
6755 * match.pd: Add max(a,-a) -> abs(a) pattern.
6756 * tree-ssa-phiopt.c (minmax_replacement): Disable for
6757 HONOR_SIGNED_ZEROS types.
6759 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
6761 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
6762 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
6764 2016-09-29 Richard Biener <rguenther@suse.de>
6766 * tree-vrp.c (set_defs_to_varying): New helper avoiding
6767 writing to vr_const_varying.
6768 (vrp_initialize): Call it.
6769 (vrp_visit_stmt): Likewise.
6770 (evrp_dom_walker::before_dom_children): Likewise.
6772 2016-09-29 Richard Biener <rguenther@suse.de>
6774 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
6775 constructors with vector elements.
6777 2016-09-29 Richard Biener <rguenther@suse.de>
6779 PR tree-optimization/77768
6780 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
6781 with stores to a place we know has a constant value.
6783 2016-09-29 Alan Modra <amodra@gmail.com>
6785 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
6786 * doc/invoke.texi: Document it.
6787 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
6788 (rs6000_passes_float): Comment.
6789 (rs6000_passes_long_double): New static var.
6790 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
6791 (init_cumulative_args): Set up to emit fp .gnu_attribute for
6792 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
6793 to include fp values returned in vectors.
6794 Set rs6000_passes_long_double.
6795 (rs6000_function_arg_advance_1): Likewise for function args.
6796 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
6797 and SPE. Emit long double tag value too.
6798 (rs6000_opt_vars): Add gnu-attr.
6799 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
6800 * configure: Regenerate.
6801 * config.in: Regenerate.
6803 2016-09-28 Jakub Jelinek <jakub@redhat.com>
6805 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
6807 (format_floating, format_string, format_directive,
6808 get_destination_size, pass_sprintf_length::handle_gimple_call):
6811 2016-09-28 Jakub Jelinek <jakub@redhat.com>
6813 * gimple-ssa-sprintf.c: Fix comment formatting.
6814 (format_integer): Use is_gimple_assign.
6815 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
6816 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
6817 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
6818 (pass_sprintf_length::execute): Use is_gimple_call.
6820 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
6822 * gimple-fold.c (gimple_fold_builtin): After failing to fold
6823 strchr, also try the generic folding.
6825 2016-09-28 Martin Sebor <msebor@redhat.com>
6828 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
6831 2016-09-28 Martin Sebor <msebor@redhat.com>
6834 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
6835 length modifier is not expected.
6836 (format_floating): Ignore l length modifier and fail gracefuly
6837 when it isn't one of the other expected ones.
6839 2016-09-28 Martin Sebor <msebor@redhat.com>
6842 * varasm.c (assemble_addr_to_section): Increase local buffer size.
6844 2016-09-27 Richard Biener <rguenther@suse.de>
6846 * dwarf2out.c (cu_die_list): New global.
6847 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
6848 main_comp_unit_die to cu_die_list if we created it.
6849 Move break_out_includes ...
6850 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
6853 2016-09-28 Richard Biener <rguenther@suse.de>
6855 * dwarf2out.c (struct die_struct): Add removed flag.
6856 (lookup_type_die): If the DIE is marked as removed, clear
6857 TYPE_SYMTAB_DIE and return NULL.
6858 (lookup_decl_die): If the DIE is marked as removed, remove it
6859 from the hash and return NULL.
6860 (mark_removed): New helper.
6861 (prune_unused_types_prune): Call it for removed DIEs.
6862 (gen_subprogram_die): Move the premark_used_types call to after
6863 DIEs for the functions scopes are generated.
6864 (process_scope_var): Do not re-create pruned types or type decls.
6865 Make sure to also re-parent type decls.
6866 (dwarf2out_finish): Move unused type pruning and debug_types
6868 (dwarf2out_early_finish): ... here.
6870 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
6872 * config/arc/arc-c.c: New file.
6873 * config/arc/arc-c.def: Likewise.
6874 * config/arc/t-arc: Likewise.
6875 * config.gcc: Include arc-c.o as c and cpp object.
6876 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
6877 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
6878 arc_cpu_cpp_builtins.
6880 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
6882 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
6883 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
6885 2016-09-28 Nathan Sidwell <nathan@acm.org>
6887 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
6890 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
6892 PR tree-optimization/61056
6893 * gimple-fold.c (gimple_fold_builtin_strchr):
6894 New function to optimize strchr (s, 0) to strlen.
6895 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
6897 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
6899 PR tree-optimization/77724
6900 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
6901 Add tree_fits_shwi_p check.
6903 2016-09-27 Jakub Jelinek <jakub@redhat.com>
6905 * auto-inc-dec.c (try_merge): Remove break after return.
6906 * cselib.c (autoinc_split): Likewise.
6907 * explow.c (promote_mode): Likewise.
6908 * fixed-value.c (fixed_arithmetic): Likewise.
6909 * hsa.c (hsa_internal_fn::get_arity): Likewise.
6910 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
6911 * trans-mem.c (get_attrs_for): Likewise.
6912 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
6913 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
6914 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
6915 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
6916 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
6917 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
6918 * config/cris/cris.c (cris_op_str): Likewise.
6919 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
6920 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
6922 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
6924 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
6925 IFN_GOACC_REDUCTION_CODES): New.
6926 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
6927 ifn_goacc_reduction_kind): Use them.
6928 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
6929 of internal functions, when applicable.
6931 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
6933 * config/mips/constraints.md (d): Fix documentation.
6934 * doc/md.texi (Machine Constraints): Update accordingly.
6936 2016-09-27 Richard Biener <rguenther@suse.de>
6938 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
6939 cur_line_info_table initialization ...
6940 (dwarf2out_assembly_start): ... here.
6942 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
6944 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
6945 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
6946 (*thumb2_movhi_vfp): Likewise.
6947 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
6948 template. Expand predicable attribute to mark VMOV.F16 as not
6949 predicable. Add "arch" attribute.
6950 (*thumb2_movhi_fp16): Likewise.
6951 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
6952 (*thumb2_movsi_vfp): Add "arch" attribute.
6954 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
6956 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
6959 2016-09-27 Marek Polacek <polacek@redhat.com>
6961 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
6964 * config/c6x/c6x.h: Adjust fall through comment.
6965 * config/sh/sh.c (final_prescan_insn): Likewise.
6966 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
6967 (visium_expand_fp_cstore): Likewise.
6969 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6971 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
6972 expected by -Wimplicit-fallthrough.
6973 (thumb1_size_rtx_costs): Likewise.
6974 (thumb2_reorg): Likewise.
6975 (tls_mentioned_p): Add "Fall through" comment.
6976 (thumb2_reorg): Likewise.
6977 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
6978 comment form expected by -Wimplicit-fallthrough.
6980 2016-09-27 Martin Liska <mliska@suse.cz>
6982 PR gcov-profile/46266
6983 * input.h (RESERVED_LOCATION_P): New macro.
6984 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
6985 instread of comparison with UNKNOWN_LOCATION.
6987 2016-09-27 Richard Biener <rguenther@suse.de>
6989 PR tree-optimization/77745
6990 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6991 When removing redundant stores make sure to check compatibility
6992 of the TBAA state for downstream accesses.
6993 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
6994 value-numbering virtual operands for store matches.
6996 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
6999 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
7000 movrt patterns. Match them before anything else in the SET case.
7002 2016-09-27 Martin Liska <mliska@suse.cz>
7004 PR gcov-profile/7970
7005 PR gcov-profile/16855
7006 PR gcov-profile/44779
7007 * coverage.c (build_gcov_exit_decl): New function.
7008 (coverage_obj_init): Call the function and generate __gcov_exit
7010 * doc/gcov.texi: Document when __gcov_exit function is called.
7012 2016-09-27 Marek Polacek <polacek@redhat.com>
7015 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7016 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
7017 -Wno-error instead of -Wno-implicit-fallthrough.
7019 2016-09-27 Martin Liska <mliska@suse.cz>
7022 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
7024 2016-09-27 Jakub Jelinek <jakub@redhat.com>
7026 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
7027 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
7028 comments. Remove break after return.
7029 (ix86_fp_compare_code_to_integer, has_dispatch,
7030 ix86_simd_clone_usable): Remove break after return.
7032 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7034 PR rlt-optimization/77714
7035 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
7038 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
7041 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
7042 extract_range_from_unary_expr to convert value_range.
7043 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
7044 (extract_range_from_unary_expr): This.
7045 * tree-vrp.h (extract_range_from_unary_expr): Declare.
7047 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
7049 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
7051 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7053 * config/i386/i386.c (ix86_print_operand)
7054 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
7055 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
7056 (epilogue_renumber): Likewise.
7058 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
7061 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
7062 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
7064 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7066 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
7067 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
7068 is_mm_seq_cst, is_mm_sync): Move to ...
7069 * memmodel.h: This. New file.
7070 * builtins.c: Include memmodel.h.
7071 * optabs.c: Likewise.
7073 * config/aarch64/aarch64.c: Likewise.
7074 * config/alpha/alpha.c: Likewise.
7075 * config/arm/arm.c: Likewise.
7076 * config/i386/i386.c: Likewise.
7077 * config/ia64/ia64.c: Likewise.
7078 * config/mips/mips.c: Likewise.
7079 * config/rs6000/rs6000.c: Likewise.
7080 * config/sparc/sparc.c: Likewise.
7081 * genconditions.c: Include memmodel.h in generated file.
7082 * genemit.c: Likewise.
7083 * genoutput.c: Likewise.
7084 * genpeep.c: Likewise.
7085 * genpreds.c: Likewise.
7086 * genrecog.c: Likewise.
7088 2016-09-26 David Malcolm <dmalcolm@redhat.com>
7090 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
7091 "c" instead when parsing characters. Move operand parsing into...
7092 (read_rtx_operand): ...this new function, renaming "i" to "idx",
7093 and tightening the scope of various locals.
7095 2016-09-26 Liu Hao <lh_mouse@126.com>
7097 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
7099 2016-09-26 Marek Polacek <polacek@redhat.com>
7101 * system.h: Use __has_attribute to check whether the fallthrough
7102 attribute is supported.
7104 2016-09-26 Marek Polacek <polacek@redhat.com>
7106 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
7107 gimple_call_internal_p.
7108 * ipa-split.c (find_return_bb): Likewise.
7109 (execute_split_functions): Likewise.
7110 * omp-low.c (dump_oacc_loop_part): Likewise.
7111 (oacc_loop_xform_head_tail): Likewise.
7112 * predict.c (predict_loops): Likewise.
7113 * sanopt.c (pass_sanopt::execute): Likewise.
7114 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
7115 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
7116 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
7117 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
7118 (expand_ifn_va_arg): Likewise.
7119 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
7120 (optimize_mask_stores): Likewise.
7121 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
7122 (vect_transform_stmt): Likewise.
7123 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
7124 * tsan.c (instrument_memory_accesses): Likewise.
7126 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7127 Alexander Monakov <amonakov@ispras.ru>
7129 * regrename.c (rename_chains): Check
7130 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
7131 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
7132 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
7134 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7136 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
7137 (s390_sched_score): Likewise.
7139 2016-09-26 Martin Liska <mliska@suse.cz>
7141 * doc/gcov.texi: Update program output of gcov tool.
7143 2016-09-26 Martin Liska <mliska@suse.cz>
7145 PR gcov-profile/23332
7146 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
7147 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
7148 * value-prof.c (dump_histogram_value): Do not handle
7149 HIST_TYPE_CONST_DELTA.
7150 (stream_in_histogram_value): Likewise.
7151 (gimple_find_values_to_profile): Likewise.
7152 * value-prof.h (enum hist_type): Likewise.
7154 2016-09-26 Martin Liska <mliska@suse.cz>
7156 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
7157 from default sanitize recover values.
7158 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
7159 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
7160 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
7162 * opts.c (finish_options): Do a generic loop over options
7163 that can be recovered.
7164 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
7166 (common_handle_option): Likewise.
7167 * opts.h: Declare can_recover to sanitizer_opts_s.
7169 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
7171 * target.def(elf_flags_numeric): Change documentation to present tense.
7172 * doc/tm.texi: Regenerate.
7174 2016-09-26 Marek Polacek <polacek@redhat.com>
7177 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7178 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
7179 -Wno-switch-fallthrough.
7180 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
7181 (expand_builtin): Likewise.
7182 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
7183 * convert.c (convert_to_real_1): Likewise.
7184 (convert_to_integer_1): Likewise.
7185 * final.c (output_alternate_entry_point): Likewise.
7186 * genattrtab.c (make_canonical): Likewise.
7187 (write_test_expr): Likewise.
7188 * genpreds.c (validate_exp): Likewise.
7189 * gimple-ssa-strength-reduction.c
7190 (find_candidates_dom_walker::before_dom_children): Likewise.
7191 * godump.c (go_format_type): Likewise.
7192 * reload1.c (elimination_effects): Likewise.
7193 * resource.c (mark_referenced_resources): Likewise.
7194 (mark_set_resources): Likewise.
7195 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
7196 * varasm.c (output_addressed_constants): Likewise.
7198 2016-09-26 Marek Polacek <polacek@redhat.com>
7201 * common.opt (Wimplicit-fallthrough): New option.
7202 * doc/extend.texi: Document statement attributes and the fallthrough
7204 * doc/invoke.texi: Document -Wimplicit-fallthrough.
7205 * gimple.h (gimple_call_internal_p): New function.
7206 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
7207 (struct label_entry): New struct.
7208 (find_label_entry): New function.
7209 (case_label_p): New function.
7210 (collect_fallthrough_labels): New function.
7211 (last_stmt_in_scope): New function.
7212 (should_warn_for_implicit_fallthrough): New function.
7213 (warn_implicit_fallthrough_r): New function.
7214 (maybe_warn_implicit_fallthrough): New function.
7215 (expand_FALLTHROUGH_r): New function.
7216 (expand_FALLTHROUGH): New function.
7217 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
7218 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
7219 (gimplify_label_expr): New function.
7220 (gimplify_case_label_expr): Set location.
7221 (gimplify_expr): Call gimplify_label_expr.
7222 * internal-fn.c (expand_FALLTHROUGH): New function.
7223 * internal-fn.def (FALLTHROUGH): New internal function.
7224 * langhooks.c (lang_GNU_OBJC): New function.
7225 * langhooks.h (lang_GNU_OBJC): Declare.
7226 * system.h (gcc_fallthrough): Define.
7227 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
7228 * tree.h (FALLTHROUGH_LABEL_P): Define.
7230 2016-09-26 Richard Biener <rguenther@suse.de>
7232 * dwarf2out.c (stripattributes): Remove unused function.
7233 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
7234 Push dwarf_split_debug_info handling into init_sections_and_labels.
7235 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
7236 (DEBUG_MACRO_SECTION_FLAGS): Remove.
7237 (debug_macinfo_section_name): New global.
7238 (output_macinfo): Use debug_macinfo_section_name.
7239 (init_sections_and_labels): Split out section and label generation
7240 from dwarf2out_init. Set debug_macinfo_section_name.
7241 (dwarf2out_init): Move text section label generation and emission
7243 (dwarf2out_assembly_start): ... here.
7244 (dwarf2out_finish): Call init_sections_and_labels before DWARF
7247 2016-09-26 Richard Biener <rguenther@suse.de>
7250 * cgraphunit.c (analyze_functions): Before early removing
7251 global vars calls the late_global_decl debug handler mark
7252 the variable as readonly.
7254 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
7257 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
7258 (sh_rtx_costs): Handle SET of movt and movrt patterns.
7259 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
7260 declare new overloads.
7261 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
7264 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7266 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
7267 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
7269 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
7271 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
7272 * configure: Regenerate.
7274 2016-09-24 Marek Polacek <polacek@redhat.com>
7277 * doc/invoke.texi: Document -Wbool-operation.
7279 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7281 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
7282 * config/rs6000/rs6000.c (expand_block_compare): New function used by
7283 cmpmemsi pattern to do builtin expansion of memcmp ().
7284 (compute_current_alignment): Add helper function for
7285 expand_block_compare used to compute alignment as the compare proceeds.
7286 (select_block_compare_mode): Used by expand_block_compare to select
7287 the mode used for reading the next chunk of bytes in the compare.
7288 (do_load_for_compare): Used by expand_block_compare to emit the load
7289 insns for the compare.
7290 (rs6000_emit_dot_insn): Moved this function to avoid a forward
7291 reference from expand_block_compare ().
7292 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
7293 prototype for this function.
7294 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
7295 target option for controlling how much code inline expansion of
7296 memcmp() will be allowed to generate.
7298 2016-09-23 Jakub Jelinek <jakub@redhat.com>
7300 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
7301 hook_bool_mode_false, hook_bool_mode_true,
7302 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7303 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7304 hook_bool_const_rtx_insn_const_rtx_insn_true,
7305 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
7306 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
7307 hook_bool_const_tree_hwi_hwi_const_tree_false,
7308 hook_bool_const_tree_hwi_hwi_const_tree_true,
7309 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
7310 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7311 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
7312 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
7313 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
7314 hook_bool_const_tree_true, hook_bool_tree_tree_false,
7315 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
7316 hook_bool_rtx_insn_true, hook_bool_rtx_false,
7317 hook_bool_uintp_uintp_false,
7318 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
7319 hook_rtx_tree_int_null, hook_uint_mode_0,
7320 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
7321 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
7322 hook_constcharptr_const_rtx_insn_null,
7323 hook_constcharptr_const_tree_const_tree_null,
7324 hook_constcharptr_int_const_tree_null,
7325 hook_constcharptr_int_const_tree_const_tree_null,
7326 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
7327 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
7328 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
7330 * vec.h (vNULL): Extend comment to say = vNULL initialization
7331 isn't needed for static vars.
7333 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
7334 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
7335 = vNULL initialization of file scope vec.
7336 * passes.c (pass_tab, enabled_pass_uid_range_tab,
7337 disabled_pass_uid_range_tab): Likewise.
7338 * haifa-sched.c (sched_luids, h_i_d): Likewise.
7339 * tree-chkp-opt.c (check_infos): Likewise.
7340 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
7342 * vec.h (vnull::operator vec): Add constexpr keyword for
7345 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
7347 PR tree-optimization/77654
7348 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
7349 to duplicate_ssa_name_ptr_info.
7351 2016-09-23 David Malcolm <dmalcolm@redhat.com>
7353 PR preprocessor/77672
7354 * input.c (selftest::test_lexer_string_locations_simple): Update
7355 test to expect location information of the terminator character
7356 at the location of the final closing quote.
7357 (selftest::test_lexer_string_locations_hex): Likewise.
7358 (selftest::test_lexer_string_locations_oct): Likewise.
7359 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
7360 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
7361 (selftest::test_lexer_string_locations_ucn4): Likewise.
7362 (selftest::test_lexer_string_locations_ucn8): Likewise.
7363 (selftest::test_lexer_string_locations_u8): Likewise.
7364 (selftest::test_lexer_string_locations_utf8_source): Likewise.
7365 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
7366 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
7367 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
7368 (selftest::test_lexer_string_locations_macro): Likewise.
7369 (selftest::test_lexer_string_locations_long_line): Likewise.
7371 2016-09-23 Richard Biener <rguenther@suse.de>
7373 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
7374 virtual definition to virtual use if the call devirtualizes
7375 to a const or pure function.
7376 (visit_use): Also visit calls we can devirtualize to a
7377 const or pure function.
7379 2016-09-23 Richard Biener <rguenther@suse.de>
7381 PR tree-optimization/77697
7382 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
7383 signal error if we have sth ternary or unhandled.
7385 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7387 * config/arm/arm_neon.h (vabd_f16): New.
7421 (vcvt_f16_s16): New.
7422 (vcvt_f16_u16): New.
7423 (vcvt_s16_f16): New.
7424 (vcvt_u16_f16): New.
7425 (vcvtq_f16_s16): New.
7426 (vcvtq_f16_u16): New.
7427 (vcvtq_s16_f16): New.
7428 (vcvtq_u16_f16): New.
7429 (vcvta_s16_f16): New.
7430 (vcvta_u16_f16): New.
7431 (vcvtaq_s16_f16): New.
7432 (vcvtaq_u16_f16): New.
7433 (vcvtm_s16_f16): New.
7434 (vcvtm_u16_f16): New.
7435 (vcvtmq_s16_f16): New.
7436 (vcvtmq_u16_f16): New.
7437 (vcvtn_s16_f16): New.
7438 (vcvtn_u16_f16): New.
7439 (vcvtnq_s16_f16): New.
7440 (vcvtnq_u16_f16): New.
7441 (vcvtp_s16_f16): New.
7442 (vcvtp_u16_f16): New.
7443 (vcvtpq_s16_f16): New.
7444 (vcvtpq_u16_f16): New.
7445 (vcvt_n_f16_s16): New.
7446 (vcvt_n_f16_u16): New.
7447 (vcvtq_n_f16_s16): New.
7448 (vcvtq_n_f16_u16): New.
7449 (vcvt_n_s16_f16): New.
7450 (vcvt_n_u16_f16): New.
7451 (vcvtq_n_s16_f16): New.
7452 (vcvtq_n_u16_f16): New.
7466 (vmul_lane_f16): New.
7469 (vmulq_lane_f16): New.
7491 (vrsqrteq_f16): New.
7495 (vrsqrtsq_f16): New.
7499 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7501 * config.gcc (extra_headers): Add arm_fp16.h
7502 * config/arm/arm_fp16.h: New.
7503 * config/arm/arm_neon.h: Include "arm_fp16.h".
7505 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7507 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
7509 (vmulf): New (v8hf, v4hf variants).
7510 (vfma): New (v8hf, v4hf variants).
7511 (vfms): New (v8hf, v4hf variants).
7512 (vsub): New (v8hf, v4hf variants).
7513 (vcage): New (v8hf, v4hf variants).
7514 (vcagt): New (v8hf, v4hf variants).
7515 (vcale): New (v8hf, v4hf variants).
7516 (vcalt): New (v8hf, v4hf variants).
7517 (vceq): New (v8hf, v4hf variants).
7518 (vcgt): New (v8hf, v4hf variants).
7519 (vcge): New (v8hf, v4hf variants).
7520 (vcle): New (v8hf, v4hf variants).
7521 (vclt): New (v8hf, v4hf variants).
7522 (vceqz): New (v8hf, v4hf variants).
7523 (vcgez): New (v8hf, v4hf variants).
7524 (vcgtz): New (v8hf, v4hf variants).
7525 (vcltz): New (v8hf, v4hf variants).
7526 (vclez): New (v8hf, v4hf variants).
7527 (vabd): New (v8hf, v4hf variants).
7528 (vmaxf): New (v8hf, v4hf variants).
7529 (vmaxnm): New (v8hf, v4hf variants).
7530 (vminf): New (v8hf, v4hf variants).
7531 (vminnm): New (v8hf, v4hf variants).
7532 (vpmaxf): New (v4hf variant).
7533 (vpminf): New (v4hf variant).
7534 (vpadd): New (v4hf variant).
7535 (vrecps): New (v8hf, v4hf variants).
7536 (vrsqrts): New (v8hf, v4hf variants).
7537 (vabs): New (v8hf, v4hf variants).
7538 (vneg): New (v8hf, v4hf variants).
7539 (vrecpe): New (v8hf, v4hf variants).
7540 (vrnd): New (v8hf, v4hf variants).
7541 (vrnda): New (v8hf, v4hf variants).
7542 (vrndm): New (v8hf, v4hf variants).
7543 (vrndn): New (v8hf, v4hf variants).
7544 (vrndp): New (v8hf, v4hf variants).
7545 (vrndx): New (v8hf, v4hf variants).
7546 (vrsqrte): New (v8hf, v4hf variants).
7547 (vmul_lane): Add v4hf and v8hf variants.
7548 (vmul_n): Add v4hf and v8hf variants.
7549 (vext): New (v8hf, v4hf variants).
7550 (vcvts): New (v8hi, v4hi variants).
7551 (vcvts): New (v8hf, v4hf variants).
7552 (vcvtu): New (v8hi, v4hi variants).
7553 (vcvtu): New (v8hf, v4hf variants).
7554 (vcvts_n): New (v8hf, v4hf variants).
7555 (vcvtu_n): New (v8hi, v4hi variants).
7556 (vcvts_n): New (v8hi, v4hi variants).
7557 (vcvtu_n): New (v8hf, v4hf variants).
7558 (vbsl): New (v8hf, v4hf variants).
7559 (vcvtas): New (v8hf, v4hf variants).
7560 (vcvtau): New (v8hf, v4hf variants).
7561 (vcvtms): New (v8hf, v4hf variants).
7562 (vcvtmu): New (v8hf, v4hf variants).
7563 (vcvtns): New (v8hf, v4hf variants).
7564 (vcvtnu): New (v8hf, v4hf variants).
7565 (vcvtps): New (v8hf, v4hf variants).
7566 (vcvtpu): New (v8hf, v4hf variants).
7568 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7570 * config/arm/arm-builtins.c (hf_UP): New.
7572 (vfp_builtin_data): New. Update comment.
7573 (enum arm_builtins): Include "arm_vfp_builtins.def".
7574 (ARM_BUILTIN_VFP_PATTERN_START): New.
7575 (arm_init_vfp_builtins): New.
7576 (arm_init_builtins): Add arm_init_vfp_builtins.
7577 (arm_expand_vfp_builtin): New.
7578 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
7580 * config/arm/arm_vfp_builtins.def: New file.
7581 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
7582 (arm-builtins.o): Likewise.
7584 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
7587 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
7588 from constant while creating value range.
7590 2016-09-23 Renlin Li <renlin.li@arm.com>
7592 * ira.c (ira): Move ira_use_lra_p initialization code to ...
7593 (ira_init_once): Here.
7595 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
7596 Jakub Jelinek <jakub@redhat.com>
7598 * hooks.h (hook_uint_uintp_false): Rename to...
7599 (hook_bool_uint_uintp_false): ... this.
7600 * hooks.c (hook_uint_uintp_false): Rename to...
7601 (hook_bool_uint_uintp_false): ... this.
7602 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
7603 instead of hook_uint_uintp_false.
7605 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7607 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
7608 (arm_init_builtins): Move body of a loop to the standalone
7609 function arm_init_neon_builtin.
7610 (arm_expand_neon_builtin_1): New. Update comment. Function body
7611 moved from arm_neon_builtin with some white-space fixes.
7612 (arm_expand_neon_builtin): Move code into the standalone function
7613 arm_expand_neon_builtin_1.
7615 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7617 * config/arm/iterators.md (VCVTHI): New.
7618 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
7622 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
7623 (V_HALF): Add V4HF. Fix white-space.
7624 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
7625 (V_s_elem): Likewise.
7626 (V_sz_elem): Fix white-space.
7627 (V_elem_ch): Likewise.
7629 (scalar_mul_constraint): Add V8HF and V4HF.
7630 (Is_float_mode): Fix white-space.
7631 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
7632 (q): Add HF. Fix white-space.
7635 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
7636 (neon_vfm_lane_as): New.
7637 * config/arm/neon.md (add<mode>3_fp16): New.
7638 (sub<mode>3_fp16): New.
7639 (mul<mode>3add<mode>_neon): New.
7640 (fma<VH:mode>4_intrinsic): New.
7641 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
7642 (fmsub<VH:mode>4_intrinsic): New.
7643 (<absneg_str><mode>2): New.
7644 (neon_v<absneg_str><mode>): New.
7645 (neon_v<fp16_rnd_str><mode>): New.
7646 (neon_vrsqrte<mode>): New.
7647 (neon_vpaddv4hf): New.
7648 (neon_vadd<mode>): New.
7649 (neon_vsub<mode>): New.
7650 (neon_vmulf<mode>): New.
7651 (neon_vfma<VH:mode>): New.
7652 (neon_vfms<VH:mode>): New.
7653 (neon_vc<cmp_op><mode>): New.
7654 (neon_vc<cmp_op><mode>_fp16insn): New
7655 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
7656 (neon_vca<cmp_op><mode>): New.
7657 (neon_vca<cmp_op><mode>_fp16insn): New.
7658 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
7659 (neon_vc<cmp_op>z<mode>): New.
7660 (neon_vabd<mode>): New.
7661 (neon_v<maxmin>f<mode>): New.
7662 (neon_vp<maxmin>fv4hf: New.
7663 (neon_<fmaxmin_op><mode>): New.
7664 (neon_vrecps<mode>): New.
7665 (neon_vrsqrts<mode>): New.
7666 (neon_vrecpe<mode>): New (VH variant).
7667 (neon_vdup_lane<mode>_internal): New.
7668 (neon_vdup_lane<mode>): New.
7669 (neon_vcvt<sup><mode>): New (VCVTHI variant).
7670 (neon_vcvt<sup><mode>): New (VH variant).
7671 (neon_vcvt<sup>_n<mode>): New (VH variant).
7672 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
7673 (neon_vcvt<vcvth_op><sup><mode>): New.
7674 (neon_vmul_lane<mode>): New.
7675 (neon_vmul_n<mode>): New.
7676 * config/arm/unspecs.md (UNSPEC_VCALE): New
7677 (UNSPEC_VCALT): New.
7678 (UNSPEC_VFMA_LANE): New.
7679 (UNSPECS_VFMS_LANE): New.
7681 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7683 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
7684 ("*extzv<mode><clobbercc_or_nocc>"):
7685 Correct a typo in a comment.
7687 ("*insv<mode>_zEC12", "*insv<mode>_z10")
7688 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
7689 ("*insv<mode>_zEC12_appendbitsleft")
7690 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
7691 ("*insv<mode>_z10_appendbitsleft"): Ditto.
7692 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
7693 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
7694 Provide pattern with operands switched.
7695 ("*pre_z10_extv<mode>"):
7696 Use new subst patterns.
7697 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
7698 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
7699 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
7700 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
7701 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
7702 ("*<risbg_n>_sidi_ior_and_lshiftrt")
7703 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
7705 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
7706 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
7707 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
7709 ("SINT"): New mode_iterator with SI, HI, QI.
7710 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
7711 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
7714 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7716 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
7717 new interface of s390_contiguous_bitmask_p.
7718 ("contiguous_bitmask_nowrap_operand"): New predicate.
7719 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
7720 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
7721 of s390_contiguous_bitmask_p.
7722 ("NxxDw"): Rename NxxDq constraint to NxxDw.
7723 ("NxxSw"): New constraint.
7724 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
7725 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
7727 (s390_contiguous_bitmask_nowrap_p): Export.
7728 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
7729 former s390_contiguous_bitmask_p.
7730 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
7731 detect contiguous bit ranges with wraparound. Change signature to
7732 return START and END position instead of POS and LENGTH.
7733 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
7734 ranges with wraparound.
7735 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
7736 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
7737 Adapt to new signature of s390_contiguous_bitmask_p.
7739 2016-09-23 Bin Cheng <bin.cheng@arm.com>
7741 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
7742 (create_intersect_range_checks): New.
7743 (vect_create_cond_for_alias_checks): Call above function.
7745 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7747 * config/arm/iterators.md (Code iterators): Fix some white-space
7751 (FCVT): Moved from vfp.md.
7752 (VCVT_HF_US_N): New.
7753 (VCVT_SI_US_N): New.
7758 (FCVTI32typename): Moved from vfp.md.
7759 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
7760 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
7761 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
7762 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
7763 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
7765 (fp16_rnd_str): New.
7766 (fp16_rnd_insn): New.
7767 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
7768 (UNSPEC_VCVT_HF_U_N): New.
7769 (UNSPEC_VCVT_SI_S_N): New.
7770 (UNSPEC_VCVT_SI_U_N): New.
7771 (UNSPEC_VCVTH_S): New.
7772 (UNSPEC_VCVTH_U): New.
7773 (UNSPEC_VCVTA_S): New.
7774 (UNSPEC_VCVTA_U): New.
7775 (UNSPEC_VCVTM_S): New.
7776 (UNSPEC_VCVTM_U): New.
7777 (UNSPEC_VCVTN_S): New.
7778 (UNSPEC_VCVTN_U): New.
7779 (UNSPEC_VCVTP_S): New.
7780 (UNSPEC_VCVTP_U): New.
7781 (UNSPEC_VCVTP_S): New.
7782 (UNSPEC_VCVTP_U): New.
7784 (UNSPEC_VRNDA): New.
7785 (UNSPEC_VRNDI): New.
7786 (UNSPEC_VRNDM): New.
7787 (UNSPEC_VRNDN): New.
7788 (UNSPEC_VRNDP): New.
7789 (UNSPEC_VRNDX): New.
7790 * config/arm/vfp.md (<absneg_str>hf2): New.
7792 (neon_v<fp16_rnd_str>hf): New.
7793 (neon_vrndihf): New.
7798 (*mulsf3neghf_vfp): New.
7799 (*negmulhf3_vfp): New.
7800 (*mulsf3addhf_vfp): New.
7801 (*mulhf3subhf_vfp): New.
7802 (*mulhf3neghfaddhf_vfp): New.
7803 (*mulhf3neghfsubhf_vfp): New.
7806 (fmsubhf4_fp16): New.
7810 (neon_vsqrthf): New.
7811 (neon_vrsqrtshf): New.
7812 (FCVT): Move to iterators.md.
7813 (FCVTI32typename): Likewise.
7814 (neon_vcvth<sup>hf): New.
7815 (neon_vcvth<sup>si): New.
7816 (neon_vcvth<sup>_nhf_unspec): New.
7817 (neon_vcvth<sup>_nhf): New.
7818 (neon_vcvth<sup>_nsi_unspec): New.
7819 (neon_vcvth<sup>_nsi): New.
7820 (neon_vcvt<vcvth_op>h<sup>si): New.
7821 (neon_<fmaxmin_op>hf): New.
7823 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7825 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
7826 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
7827 ("*insv<mode>_zEC12_appendbitsleft")
7828 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
7829 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
7831 2016-09-23 Jakub Jelinek <jakub@redhat.com>
7833 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
7834 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
7835 construct values without normalization.
7836 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
7837 static local lhs_ops to vNULL.
7839 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7840 Jiong Wang <jiong.wang@arm.com>
7842 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
7843 available when FP16 instructions are available.
7844 (output_move_vfp): Add support for 16-bit data moves.
7845 (arm_validize_comparison): Fix some white-space. Support HFmode
7846 by conversion to SFmode.
7847 * config/arm/arm.md (truncdfhf2): Fix a comment.
7848 (extendhfdf2): Likewise.
7850 (movsicc): Fix some white-space.
7852 (movsfcc): Fix some white-space.
7854 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
7855 instructions are available.
7856 (*thumb2_movhi_vfp): Likewise.
7857 (*arm_movhi_fp16): New.
7858 (*thumb2_movhi_fp16): New.
7859 (*movhf_vfp_fp16): New.
7860 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
7861 (*movhf_vfp): Likewise.
7862 (extendhfsf2): Enable when VFP FP16 instructions are available.
7863 (truncsfhf2): Enable when VFP FP16 instructions are available.
7865 2016-09-23 Martin Liska <mliska@suse.cz>
7867 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
7869 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7871 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
7873 (arm_evpc_neon_vtrn): Likewise.
7874 (arm_evpc_neon_vrev): Likewise.
7875 (arm_evpc_neon_vext): Likewise.
7876 * config/arm/arm_neon.h (vbsl_f16): New.
7880 (vdup_lane_f16): New.
7881 (vdupq_lane_f16): New.
7894 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
7895 (vdup_lane): New (v8hf, v4hf variants).
7896 (vext): New (v8hf, v4hf variants).
7897 (vbsl): New (v8hf, v4hf variants).
7898 * config/arm/iterators.md (VDQWH): New.
7900 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
7901 (Scalar_mul_8_16): Fix white-space.
7902 (Is_d_reg): Add V4HF and V8HF.
7903 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
7904 (neon_vdup_lane<mode>): New.
7905 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
7906 (*neon_vtrn<mode>_insn): Likewise.
7907 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
7908 (*neon_vzip<mode>_insn): Likewise
7909 (neon_vuzp<mode>_internal): Likewise.
7910 (*neon_vuzp<mode>_insn): Likewise
7911 * config/arm/vec-common.md (vec_perm_const<mode>): New.
7913 2016-09-23 Jiong Wang <jiong.wang@arm.com>
7914 Matthew Wahab <matthew.wahab@arm.com>
7916 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
7917 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
7918 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
7919 available. Also fix some white-space.
7920 * config/arm/vfp.md (*arm_movhi_vfp): New.
7921 (*thumb2_movhi_vfp): New.
7923 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7925 * config/arm/arm-c.c (arm_cpu_builtins): Define
7926 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
7927 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
7929 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7931 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
7932 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
7933 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
7934 arm_v8_2a_fp16_neon_hw.
7935 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
7938 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7940 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
7941 arm_fp16_alternative_ok and arm_fp16_none_ok.
7943 2016-09-23 Martin Liska <mliska@suse.cz>
7945 * ipa-icf.c (sem_variable::merge): Replace adress with address.
7947 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7949 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
7951 ("armv8.2-a+fp16"): New.
7952 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
7953 (FL2_FP16INST): New.
7954 (FL2_FOR_ARCH8_2A): New.
7955 * config/arm/arm-tables.opt: Regenerate.
7956 * config/arm/arm.c (arm_arch8_2): New.
7957 (arm_fp16_inst): New.
7958 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
7959 for incompatible fp16-format settings.
7960 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
7961 (TARGET_NEON_FP16INST): New.
7962 (arm_arch8_2): Declare.
7963 (arm_fp16_inst): Declare.
7964 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
7965 march=armv8.2-a and march=armv8.2-a+fp16.
7966 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
7968 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
7969 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
7971 2016-09-23 Martin Liska <mliska@suse.cz>
7973 * doc/extend.texi: Remove fused-madd from i386 target options.
7975 2016-09-23 Martin Liska <mliska@suse.cz>
7977 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
7980 2016-09-23 Martin Liska <mliska@suse.cz>
7982 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
7985 2016-09-23 Martin Liska <mliska@suse.cz>
7988 * config/i386/i386.c (ix86_option_override_internal): Change
7989 signature and return false when there's an error related to
7991 (release_options_strings): New function.
7992 (ix86_valid_target_attribute_tree): Call the function.
7994 2016-09-23 Jakub Jelinek <jakub@redhat.com>
7996 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
7997 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
7998 (gen_hsa_ctor_assignment): Likewise.
7999 * print-tree.c (print_node): Likewise.
8000 * tree-dump.c (dequeue_and_dump): Likewise.
8001 * tree-sra.c (sra_modify_constructor_assign): Likewise.
8002 * expr.c (store_constructor): Likewise.
8003 * fold-const.c (operand_equal_p): Likewise.
8004 * tree-pretty-print.c (dump_generic_node): Likewise.
8005 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
8006 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
8008 2016-09-23 Richard Biener <rguenther@suse.de>
8010 * hooks.h (hook_uint_uintp_false): Declare.
8012 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8014 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
8015 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
8017 2016-09-22 Martin Sebor <msebor@redhat.com>
8020 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
8021 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
8022 (target_int_min): Correct computation.
8023 (format_integer): Use long long as the argument for the ll length
8025 (format_floating): Use target_int_max().
8026 (get_string_length): Same.
8027 (format_string): Avoid setting the bounded flag for strings
8029 (try_substitute_return_value): Avoid setting range info when
8030 the result isn't bounded.
8031 * varasm.c (assemble_name): Increase buffer size.
8033 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
8034 Terry Guo <terry.guo@arm.com>
8036 * target.def (elf_flags_numeric): New target hook.
8037 * targhooks.h (default_asm_elf_flags_numeric): New.
8038 * varasm.c (default_asm_elf_flags_numeric): New.
8039 (default_elf_asm_named_section): Use new target hook.
8040 * config/arm/arm.opt (mpure-code): New.
8041 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
8042 * config/arm/arm.c (arm_asm_init_sections): Add section
8043 attribute to default text section if -mpure-code.
8044 (arm_option_check_internal): Diagnose use of option with
8045 non supported targets and/or options.
8046 (arm_asm_elf_flags_numeric): New.
8047 (arm_function_section): New.
8048 (arm_elf_section_type_flags): New.
8049 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
8051 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
8052 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
8054 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
8056 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
8058 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8060 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
8061 * rtl.h: Adjust prototype.
8063 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8065 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
8066 (prev_active_insn): Likewise.
8067 (active_insn_p): Likewise.
8068 * rtl.h: Adjust prototypes.
8069 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
8070 * config/arc/arc.md: Likewise.
8071 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
8072 (branch_needs_nop_p): Likewise.
8073 (use_skip_p): Likewise.
8074 * config/sh/sh.c (gen_block_redirect): Likewise.
8075 (split_branches): Likewise.
8076 * reorg.c (optimize_skip): Likewise.
8077 (fill_simple_delay_slots): Likewise.
8078 (fill_slots_from_thread): Likewise.
8079 (relax_delay_slots): Likewise.
8080 * resource.c (mark_target_live_regs): Likewise.
8082 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8084 * config/cris/cris.c (cris_asm_output_case_end): Change argument
8086 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
8087 (prev_nonnote_nondebug_insn): Likewise.
8088 * config/cris/cris-protos.h: Adjust prototype.
8090 * jump.c (rtx_renumbered_equal_p): Adjust.
8092 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8094 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
8095 * rtl.h: Adjust prototype.
8096 * config/sh/sh.md: Adjust.
8097 * dwarf2out.c (add_var_loc_to_decl): Likewise.
8099 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8101 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
8102 (prev_nondebug_insn): Likewise.
8103 * loop-doloop.c (doloop_condition_get): Likewise.
8104 * rtl.h: Adjust prototype.
8105 * cfgloop.h: Likewise.
8107 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8109 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
8110 (prev_nonnote_insn): Likewise.
8111 * jump.c (reversed_comparison_code_parts): Likewise.
8112 (reversed_comparison): Likewise.
8113 * rtl.h: Adjust prototypes.
8114 * config/arc/arc.md: Adjust.
8115 * cse.c (find_comparison_args): Likewise.
8116 * reorg.c (redundant_insn): Change return type to rtx_insn *.
8117 (fix_reg_dead_note): Change argument type to rtx_insn *.
8118 (delete_prior_computation): Likewise.
8119 (delete_computation): Likewise.
8120 (fill_slots_from_thread): Adjust.
8121 (relax_delay_slots): Likewise.
8122 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
8123 (simplify_relational_operation_1): Likewise.
8124 (simplify_ternary_operation): Likewise.
8126 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8128 * config/arc/arc-protos.h (arc_label_align): Change type of
8129 variables from rtx to rtx_insn *.
8130 * config/arc/arc.c (arc_label_align): Likewise.
8131 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
8132 * config/bfin/bfin.c (workaround_speculation): Likewise.
8133 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
8134 (find_last_same_clock): Likewise.
8135 (reorg_split_calls): Likewise.
8136 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
8137 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
8138 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
8139 (same_cmp_following_p): Likewise.
8140 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
8141 (same_cmp_following_p): Likwise.
8142 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
8143 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
8144 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
8145 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
8146 (rl78_alloc_physical_registers_cmp): Likewise.
8147 (rl78_alloc_physical_registers_umul): Likewise.
8148 (rl78_calculate_death_notes): Likewise.
8149 * config/s390/s390-protos.h (s390_label_align): Likewise.
8150 * config/s390/s390.c (s390_label_align): Likewise.
8151 * config/sh/sh.c (barrier_align): Likewise.
8152 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
8153 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
8154 (emit_cbcond_nop): Likewise.
8156 2016-09-22 Martin Liska <mliska@suse.cz>
8159 * ipa-icf.c (sem_variable::merge): Yield merge operation if
8160 alias address matters, not necessarily address of original.
8162 2016-09-22 Richard Biener <rguenther@suse.de>
8165 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
8168 2016-09-22 Richard Biener <rguenther@suse.de>
8171 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
8172 from constant folding results.
8173 (gimple_resimplify2): Likewise.
8174 (gimple_resimplify3): Likewise.
8176 2016-09-22 Richard Biener <rguenther@suse.de>
8179 * expr.c (expand_expr_real_1): Guard array access against negative
8182 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8184 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
8186 (format_floating): Likewise.
8188 2016-09-22 Jakub Jelinek <jakub@redhat.com>
8191 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
8192 for all IFN_GOMP_SIMD_* internal fns, not just for
8193 IFN_GOMP_SIMD_ORDERED_*.
8195 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8198 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
8199 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
8200 instructions when you want to invert the test.
8201 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
8202 correct order for XXSEL.
8203 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
8204 for using XSCMP{EQ,GT,GE}DP.
8206 2016-09-21 David Malcolm <dmalcolm@redhat.com>
8208 * genconstants.c (main): Introduce noop_reader and convert call
8209 to read_md_files to a method call.
8210 * genenums.c (main): Likewise.
8211 * genmddeps.c (main): Likewise.
8212 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
8213 rtx_reader_ptr->get_top_level_filename ().
8214 (write_tm_preds_h): Likewise.
8215 (write_insn_preds_c): Likewise.
8216 * gensupport.c (class gen_reader): New subclass of rtx_reader.
8217 (rtx_handle_directive): Convert to...
8218 (gen_reader::handle_unknown_directive): ...this.
8219 (init_rtx_reader_args_cb): Convert return type from bool to
8220 rtx_reader *. Create a gen_reader instance, using it for the
8221 call to read_md_files. Return it if no errors occur.
8222 (init_rtx_reader_args): Convert return type from bool to
8224 * gensupport.h (init_rtx_reader_args_cb): Likewise.
8225 (init_rtx_reader_args_cb): Likewise.
8226 * read-md.c (struct file_name_list): Move to class rtx_reader.
8227 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
8228 (read_md_filename): Delete in favor of
8229 rtx_reader::m_read_md_filename.
8230 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
8231 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
8232 (base_dir): Delete in favor of rtx_reader::m_base_dir.
8233 (first_dir_md_include): Delete in favor of
8234 rtx_reader::m_first_dir_md_include.
8235 (last_dir_md_include_ptr): Delete in favor of
8236 rtx_reader::m_last_dir_md_include_ptr.
8237 (max_include_len): Delete.
8238 (rtx_reader_ptr): New.
8239 (fatal_with_file_and_line): Use get_filename and get_lineno
8240 accessors of rtx_reader_ptr.
8241 (require_char_ws): Likewise.
8242 (rtx_reader::read_char): New method, based on ::read_char.
8243 (rtx_reader::unread_char): New method, based on ::unread_char.
8244 (read_escape): Use get_filename and get_lineno accessors of
8246 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
8247 (read_string): Use get_filename and get_lineno accessors of
8249 (rtx_reader::rtx_reader): New ctor.
8250 (rtx_reader::~rtx_reader): New dtor.
8251 (handle_include): Convert from a function to...
8252 (rtx_reader::handle_include): ...this method, converting
8253 handle_directive from a callback to a virtual function.
8254 (handle_file): Likewise, converting to...
8255 (rtx_reader::handle_file): ...this method.
8256 (handle_toplevel_file): Likewise, converting to...
8257 (rtx_reader::handle_toplevel_file): ...this method.
8258 (rtx_reader::get_current_location): New method.
8259 (parse_include): Convert from a function to...
8260 (rtx_reader::add_include_path): ...this method, dropping redundant
8261 update to unused max_include_len.
8262 (read_md_files): Convert from a function to...
8263 (rtx_reader::read_md_files): ...this method, converting
8264 handle_directive from a callback to a virtual function.
8265 (noop_reader::handle_unknown_directive): New method.
8266 * read-md.h (directive_handler_t): Delete this typedef.
8268 (read_md_file): Delete.
8269 (read_md_lineno): Delete.
8270 (read_md_filename): Delete.
8271 (class rtx_reader): New class.
8272 (rtx_reader_ptr): New decl.
8273 (class noop_reader): New subclass of rtx_reader.
8274 (read_char): Reimplement in terms of rtx_reader::read_char.
8275 (unread_char): Reimplement in terms of rtx_reader::unread_char.
8276 (read_md_files): Delete.
8277 * read-rtl.c (read_rtx_code): Update for deletion of globals
8278 read_md_filename and read_md_lineno.
8280 2016-09-21 Jason Merrill <jason@redhat.com>
8282 * input.h (from_macro_definition_at): New.
8284 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
8286 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
8288 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8290 PR tree-optimization/77550
8291 * tree-vect-stmts.c (create_array_ref): Change parameters.
8292 (get_group_alias_ptr_type): New function.
8293 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
8295 2016-09-21 Marek Polacek <polacek@redhat.com>
8297 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
8298 Add falls through comment.
8300 2016-09-21 Richard Biener <rguenther@suse.de>
8302 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
8303 (replace_child): Likewise.
8304 (remove_child_TAG): Adjust.
8305 (move_marked_base_types): Likewise.
8306 (prune_unused_types_prune): Clear die_sib of removed children.
8308 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
8311 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
8312 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
8314 2016-09-21 Richard Biener <rguenther@suse.de>
8316 PR tree-optimization/77648
8317 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
8319 (make_transitive_closure_constraints): Adjust comment.
8320 (make_any_offset_constraints): New function.
8321 (handle_rhs_call): Make sure to first expand a pointer to all
8322 subfields before transitively closing it.
8323 (handle_const_call): Likewise. Properly expand returned
8325 (handle_pure_call): Likewise.
8327 2016-09-21 Richard Biener <rguenther@suse.de>
8328 Jakub Jelinek <jakub@redhat.com>
8330 PR tree-optimization/77621
8331 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
8332 group at non-vectorizable stmts.
8334 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8336 PR tree-optimization/72835
8337 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
8338 (make_new_ssa_for_all_defs): Likewise.
8339 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
8341 2016-09-20 Martin Sebor <msebor@redhat.com>
8344 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
8345 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
8346 * config/linux.c (gnu_libc_printf_pointer_format): New function.
8347 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
8348 * config/sol2.c (solaris_printf_pointer_format): New function.
8349 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
8351 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
8352 * doc/tm.texi: Regenerate.
8353 * gimple-fold.h (get_range_strlen): New function.
8354 (get_maxval_strlen): Declare existing function.
8355 * gimple-fold.c (get_range_strlen): Add arguments and compute both
8356 maximum and minimum.
8357 (get_range_strlen): Define overload.
8358 (get_maxval_strlen): Adjust.
8359 * gimple-ssa-sprintf.c: New file and pass.
8360 * passes.def (pass_sprintf_length): Add new pass.
8361 * targhooks.h (default_printf_pointer_format): Declare new function.
8362 (gnu_libc_printf_pointer_format): Same.
8363 (solaris_libc_printf_pointer_format): Same.
8364 * targhooks.c (default_printf_pointer_format): Define new function.
8365 * tree-pass.h (make_pass_sprintf_length): Declare new function.
8366 * print-tree.c: Increase buffer size.
8368 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8370 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
8372 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8374 * common.opt: New option -fipa-vrp.
8375 * ipa-cp.c (ipa_get_vr_lat): New.
8376 (ipcp_vr_lattice::print): Likewise.
8377 (print_all_lattices): Call ipcp_vr_lattice::print.
8378 (ipcp_vr_lattice::meet_with): New.
8379 (ipcp_vr_lattice::meet_with_1): Likewise.
8380 (ipcp_vr_lattice::top_p): Likewise.
8381 (ipcp_vr_lattice::bottom_p): Likewsie.
8382 (ipcp_vr_lattice::set_to_bottom): Likewise.
8383 (set_all_contains_variable): Call VR set_to_bottom.
8384 (initialize_node_lattices): Init VR lattices.
8385 (propagate_vr_accross_jump_function): New.
8386 (propagate_constants_accross_call): Call
8387 propagate_vr_accross_jump_function.
8388 (ipcp_store_vr_results): New.
8389 (ipcp_driver): Handle VR.
8390 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
8391 (ipa_set_jf_unknown): Likewise.
8392 (ipa_compute_jump_functions_for_edge): Likewise.
8393 (ipa_node_params_t::duplicate): Likewise.
8394 (ipa_write_jump_function): Likewise.
8395 (ipa_read_jump_function): Likewise.
8396 (write_ipcp_transformation_info): Likewise.
8397 (read_ipcp_transformation_info): Likewise.
8398 (ipcp_update_vr): New.
8399 (ipcp_transform_function): Handle VR.
8400 * ipa-prop.h (struct ipa_vr): New.
8401 * cgraph.c: Include tree-vrp.h.
8402 * cgraphunit.c: Likewise.
8403 * ipa-utils.c: Likewise.
8406 * toplev.c: Likewise.
8407 * ipa-devirt.c: Likewise.
8408 * ipa-inline-transform.c: Likewise.
8409 * ipa-inline.c: Likewise.
8410 * ipa-profile.c: Likewise.
8412 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8414 * doc/invoke.texi: Document -fdump-tree-evrp.
8415 * passes.def: Define new pass_early_vrp.
8416 * timevar.def: Define new TV_TREE_EARLY_VRP.
8417 * tree-pass.h (make_pass_early_vrp): New.
8418 * tree-ssa-propagate.c: Make replace_uses_in non static.
8419 * tree-ssa-propagate.h: Export replace_uses_in.
8420 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
8421 (extract_range_from_assert): Factor out
8422 extract_range_for_var_from_comparison_expr.
8423 (vrp_initialize_lattice): New.
8424 (vrp_initialize): Factor out vrp_initialize_lattice.
8425 (vrp_valueize): Fix it to reject complex value ranges.
8426 (vrp_free_lattice): New.
8427 (evrp_dom_walker::before_dom_children): Likewise.
8428 (evrp_dom_walker::after_dom_children): Likewise.
8429 (evrp_dom_walker::push_value_range): Likewise.
8430 (evrp_dom_walker::pop_value_range): Likewise.
8431 (execute_early_vrp): Likewise.
8432 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
8433 (make_pass_early_vrp): New.
8435 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
8437 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
8438 instead of exact_log2.
8440 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
8443 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
8444 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
8445 (ix86_add_stmt_cost): Penalize DFmode vector operations
8446 for !TARGET_VECTORIZE_DOUBLE.
8448 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
8450 * doc/invoke.texi (Warning Options): Simplify language.
8451 (Optimize Options): Complete sentence.
8453 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
8455 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
8458 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
8461 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
8462 inits on power8 and above, use the VMRGEW instruction instead of a
8465 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
8466 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
8469 2016-09-20 Tamar Christina <tamar.christina@arm.com>
8471 * config/aarch64/arm_neon.h
8472 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
8473 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
8474 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
8476 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
8478 * config/var/vax.h (ELIMINABLE_REGS): Define.
8479 (INITIAL_ELIMINATION_OFFSET): Define.
8481 2016-09-20 Jakub Jelinek <jakub@redhat.com>
8484 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
8485 cast to void * if the cast is from some other pointer type.
8487 2016-09-20 Richard Biener <rguenther@suse.de>
8489 PR tree-optimization/77646
8490 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
8493 2016-09-20 Tamar Christina <tamar.christina@arm.com>
8495 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
8496 attributes to all inlined functions and make them extern.
8498 2016-09-20 Richard Biener <rguenther@suse.de>
8500 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
8502 * debug.c (do_nothing_debug_hooks): Adjust.
8503 * dbxout.c (dbx_debug_hooks): Likewise.
8504 * sdbout.c (sdb_debug_hooks): Likewise.
8505 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
8506 (dwarf2out_finish): Move producer, filename and
8508 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
8509 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
8511 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8514 * doc/invoke.texi: Document -Wint-in-bool-context.
8517 * dwarf2out.c (output_loc_operands): Fix an assertion.
8519 2016-09-19 Joseph Myers <joseph@codesourcery.com>
8521 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
8522 (CR_DECIMAL_DIG): New macro.
8524 2016-09-19 Joseph Myers <joseph@codesourcery.com>
8526 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
8529 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
8531 PR rtl-optimization/77416
8532 * lra-remat.c (operand_to_remat): Process hard coded insn
8535 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8537 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
8538 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
8540 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
8542 * target.def (lra_p): Wordsmithing.
8543 * doc/tm.texi: Regenerate.
8545 2016-09-19 Jakub Jelinek <jakub@redhat.com>
8546 Jan Hubicka <jh@suse.cz>
8549 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
8550 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
8551 Call ultimate_alias_target just once, not up to 4 times.
8553 2016-09-19 Richard Biener <rguenther@suse.de>
8555 * dwarf2out.c (early_dwarf_finished): New global.
8556 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
8558 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
8559 if called from LTO exit early.
8560 (dwarf2out_late_global_decl): When being during the early
8561 debug phase do not add locations but only const value attributes.
8562 Adjust the way we generate early DIEs for LTO.
8564 2016-09-19 Richard Biener <rguenther@suse.de>
8567 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
8568 proper niter to bound the loops.
8570 2016-09-19 Richard Biener <rguenther@suse.de>
8572 PR tree-optimization/77514
8573 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
8574 search for folded stmt.
8576 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
8578 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
8579 * tree-pass.h (make_pass_early_thread_jumps): Declare.
8580 * tree-ssa-threadbackward.c (fsm_find_thread_path,
8581 fsm_find_thread_path, profitable_jump_thread_path,
8582 fsm_find_control_statement_thread_paths,
8583 find_jump_threads_backwards): Add speed_p parameter.
8584 (pass_data_early_thread_jumps): New pass.
8585 (make_pass_early_thread_jumps): New function.
8587 2016-09-17 Andreas Schwab <schwab@suse.de>
8589 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
8590 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
8592 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
8594 * recog.c (rest_of_handle_split_after_reload): Delete.
8595 (pass_split_after_reload::gate): New method.
8596 (pass_split_after_reload::execute): Call split_all_insns directly.
8598 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
8600 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
8601 parameters for functions taking long long arguments.
8603 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8606 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
8607 splat with truncate.
8609 2016-09-16 Jason Merrill <jason@redhat.com>
8611 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
8613 * hwint.c (exact_log2): Use pow2p_hwi.
8614 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
8615 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
8616 * builtins.c (get_object_alignment_2, get_object_alignment)
8617 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
8619 * calls.c (compute_argument_addresses, store_one_arg): Use
8621 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
8622 * combine.c (force_to_mode): Use least_bit_hwi.
8623 (contains_muldiv, find_split_point, combine_simplify_rtx)
8624 (simplify_if_then_else, simplify_set, force_to_mode)
8625 (if_then_else_cond, simplify_and_const_int_1)
8626 (simplify_compare_const): Use pow2p_hwi.
8627 * cse.c (fold_rtx): Use pow2p_hwi.
8628 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
8630 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
8631 (init_expmed_one_conv): Use pow2p_hwi.
8632 * expr.c (is_aligning_offset): Use pow2p_hwi.
8633 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
8634 (fold_binary_loc): Use pow2p_hwi.
8635 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
8636 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
8637 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
8638 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
8640 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
8641 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
8642 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
8643 * omp-low.c (oacc_loop_fixed_partitions)
8644 (oacc_loop_auto_partitions): Use least_bit_hwi.
8645 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
8646 * stor-layout.c (place_field): Use least_bit_hwi.
8647 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
8648 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
8649 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
8650 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
8651 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
8652 * tree-vect-data-refs.c (vect_analyze_group_access_1)
8653 (vect_grouped_store_supported, vect_grouped_load_supported)
8654 (vect_permute_load_chain, vect_shift_permute_load_chain)
8655 (vect_transform_grouped_load): Use pow2p_hwi.
8656 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
8657 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
8658 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
8660 * tsan.c (instrument_expr): Use least_bit_hwi.
8661 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
8663 2016-09-16 Andreas Schwab <schwab@suse.de>
8665 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
8667 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
8669 2016-09-16 Jakub Jelinek <jakub@redhat.com>
8672 * combine.c (rest_of_handle_combine): If any edges have been purged,
8673 free dominators if available.
8675 2016-09-16 Jakub Jelinek <jakub@redhat.com>
8676 Eric Botcazou <ebotcazou@adacore.com>
8679 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
8680 through into expand_addsub_overflow after expand_neg_overflow.
8682 2016-09-15 David Malcolm <dmalcolm@redhat.com>
8684 * diagnostic-show-locus.c
8685 (selftest::test_fixit_insert_containing_newline): New function.
8686 (selftest::test_fixit_replace_containing_newline): New function.
8687 (selftest::diagnostic_show_locus_c_tests): Call the above.
8689 2016-09-15 Bin Cheng <bin.cheng@arm.com>
8691 PR tree-optimization/77503
8692 * tree-vect-loop.c (vectorizable_reduction): Record reduction
8693 code for CONST_COND_REDUCTION at analysis stage and use it at
8695 * tree-vectorizer.h (struct _stmt_vec_info): New field.
8696 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
8697 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
8700 2016-09-15 Richard Biener <rguenther@suse.de>
8703 * fold-const.c (split_tree): Do not split constant ~X.
8705 2016-09-15 Jakub Jelinek <jakub@redhat.com>
8707 PR rtl-optimization/77425
8708 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
8712 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
8713 use %qs instead of %s where desirable, use argument instead of arg in
8714 the diagnostic wording, add list of supported strategies and
8716 (ix86_option_override_internal): Emit target("m...") instead of
8717 option("m...") in the diagnostic. Use %qs instead of %s in invalid
8718 -march/-mtune option diagnostic. Add list of supported arches/tunings
8719 and spellcheck hint. Remove prefix, suffix and sw variables, use
8720 main_args_p ? "..." : "..." in diagnostics to make translation
8723 2016-09-15 Richard Biener <rguenther@suse.de>
8725 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
8726 extra offset argument.
8727 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
8728 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
8729 to reflect new offset parameter.
8730 * doc/tm.texi: Regenerate.
8731 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
8732 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
8734 (darwin_asm_output_dwarf_offset): Likewise.
8735 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
8737 (darwin_asm_output_dwarf_offset): Pass offset argument through.
8738 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
8739 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
8741 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
8744 * ipa-icf.c (set_alias_uids): New function.
8745 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
8746 all the merged variable's referring aliases.
8748 2016-09-15 Richard Biener <rguenther@suse.de>
8750 PR tree-optimization/77514
8751 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
8752 only forced_stmts sequence.
8754 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
8756 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
8757 * cfgexpand.c (update_alias_info_with_stack_vars): Use
8758 FOR_EACH_SSA_NAME to iterate over SSA variables.
8759 (pass_expand::execute): Likewise.
8760 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
8761 * tree-cfg.c (dump_function_to_file): Likewise.
8762 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
8763 (update_ssa): Likewise.
8764 * tree-ssa-alias.c (dump_alias_info): Likewise.
8765 * tree-ssa-ccp.c (ccp_finalize): Likewise.
8766 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
8767 (create_outofssa_var_map): Likewise.
8768 (coalesce_ssa_name): Likewise.
8769 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
8770 * tree-ssa-pre.c (compute_avail): Likewise.
8771 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
8772 (scc_vn_restore_ssa_info): Likewise.
8773 (free_scc_vn): Likwise.
8774 (run_scc_vn): Likewise.
8775 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
8776 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
8777 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8778 * tree-ssa.c (verify_ssa): Likewise.
8780 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
8782 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
8783 and mips64r2 as default 32-bit and 64-bit architectures.
8784 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
8785 as default 32-bit and 64-bit architectures.
8787 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
8789 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
8792 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8794 * target.def (lra_p): Change commentary (for the manual) for the
8796 * doc/tm.texi: Regenerate.
8798 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8800 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
8801 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
8802 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
8803 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
8805 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8807 * targhooks.c (default_lra_p): Return true instead of false.
8809 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8811 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
8812 hook_bool_void_false.
8813 * config/avr/avr.c: Ditto.
8814 * config/bfin/bfin.c: Ditto.
8815 * config/c6x/c6x.c: Ditto.
8816 * config/cr16/cr16.c: Ditto.
8817 * config/cris/cris.c: Ditto.
8818 * config/epiphany/epiphany.c: Ditto.
8819 * config/fr30/fr30.c: Ditto.
8820 * config/frv/frv.c: Ditto.
8821 * config/h8300/h8300.c: Ditto.
8822 * config/ia64/ia64.c: Ditto.
8823 * config/iq2000/iq2000.c: Ditto.
8824 * config/lm32/lm32.c: Ditto.
8825 * config/m32c/m32c.c: Ditto.
8826 * config/m32r/m32r.c: Ditto.
8827 * config/m68k/m68k.c: Ditto.
8828 * config/mcore/mcore.c: Ditto.
8829 * config/microblaze/microblaze.c: Ditto.
8830 * config/mmix/mmix.c: Ditto.
8831 * config/mn10300/mn10300.c: Ditto.
8832 * config/moxie/moxie.c: Ditto.
8833 * config/msp430/msp430.c: Ditto.
8834 * config/nios2/nios2.c: Ditto.
8835 * config/nvptx/nvptx.c: Ditto.
8836 * config/pa/pa.c: Ditto.
8837 * config/pdp11/pdp11.c: Ditto.
8838 * config/rl78/rl78.c: Ditto.
8839 * config/sparc/sparc.c: Ditto.
8840 * config/spu/spu.c: Ditto.
8841 * config/stormy16/stormy16.c: Ditto.
8842 * config/tilegx/tilegx.c: Ditto.
8843 * config/tilepro/tilepro.c: Ditto.
8844 * config/v850/v850.c: Ditto.
8845 * config/vax/vax.c: Ditto.
8846 * config/visium/visium.c: Ditto.
8847 * config/xtensa/xtensa.c: Ditto.
8849 2016-09-14 Jakub Jelinek <jakub@redhat.com>
8852 * tsan.c: Include target.h.
8853 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
8854 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
8855 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
8856 BUILT_IN_ATOMIC_TEST_AND_SET entries.
8857 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
8859 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
8860 Martin Liska <mliska@suse.cz>
8863 * predict.c (force_edge_cold): Add braces to a condition.
8865 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
8867 PR rtl-optimization/77289
8868 * lra-constraints.c (get_final_hard_regno): Removed.
8869 (get_hard_regno): Add new parameter final_p.
8870 (get_reg_class): Directly call lra_get_elimination_hard_regno.
8871 (operands_match_p): Adjust call to get_hard_regno.
8872 (uses_hard_regs_p): Likewise.
8873 (process_alt_operands): Likewise.
8875 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
8878 * config/msp430/msp430.c (msp430_start_function): Emit an error
8879 if a function is both weak and specifies an interrupt number.
8881 2016-09-13 Jakub Jelinek <jakub@redhat.com>
8883 PR tree-optimization/77454
8884 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
8885 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
8888 2016-09-13 Tamar Christina <tamar.christina@arm.com>
8890 * config/aarch64/aarch64-builtins.c
8891 (aarch64_init_simd_builtins): Fix builtin type signature printing.
8893 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
8895 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
8896 SFmode and SCmode arguments by reference.
8898 2016-09-13 David Malcolm <dmalcolm@redhat.com>
8900 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
8902 (selftest::test_one_liner_fixit_insert_before): ...this, and update
8903 for renaming of add_fixit_insert to add_fixit_insert_before.
8904 (selftest::test_one_liner_fixit_insert_after): New function.
8905 (selftest::test_one_liner_fixit_validation_adhoc_locations):
8906 Update for renaming of add_fixit_insert to add_fixit_insert_before.
8907 (selftest::test_one_liner_many_fixits): Likewise.
8908 (selftest::test_diagnostic_show_locus_one_liner): Update for
8909 renaming, call new test function.
8910 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
8911 renaming of add_fixit_insert to add_fixit_insert_before.
8912 (selftest::test_fixit_consolidation): Likewise.
8913 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
8915 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
8916 (selftest::test_applying_fixits_insert_before): ...this.
8917 (selftest::test_applying_fixits_insert): Update for renaming of
8918 add_fixit_insert to add_fixit_insert_before.
8919 (selftest::test_applying_fixits_insert_after): New function.
8920 (selftest::test_applying_fixits_insert_after_at_line_end): New
8922 (selftest::test_applying_fixits_insert_after_failure): New function.
8923 (selftest::test_applying_fixits_multiple): Update for renaming of
8924 add_fixit_insert to add_fixit_insert_before.
8925 (selftest::change_line): Likewise.
8926 (selftest::test_applying_fixits_unreadable_file): Likewise.
8927 (selftest::test_applying_fixits_line_out_of_range): Likewise.
8928 (selftest::test_applying_fixits_column_validation): Likewise.
8929 (selftest::test_applying_fixits_column_validation): Likewise.
8930 (selftest::edit_context_c_tests): Update for renamed test function;
8931 call new test functions.
8933 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
8935 PR tree-optimization/77536
8936 PR rtl-optimization/68212
8937 * config/rs6000/rs6000.md (div->recip splitter): Remove
8938 optimize_insn_for_speed_p condition.
8940 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
8942 * optabs.c (prepare_cmp_insn): Update documentation comment.
8944 2016-09-13 Jakub Jelinek <jakub@redhat.com>
8945 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8948 * opts.h (candidates_list_and_hint): Declare.
8949 * opts-common.c (candidates_list_and_hint): New function.
8950 (cmdline_handle_error): Use it.
8952 2016-09-12 David Malcolm <dmalcolm@redhat.com>
8954 * edit-context.c (edited_line::get_len): New accessor.
8955 (edited_file::print_diff): Split out hunk-printing into...
8956 (edited_file::print_diff_hunk): New method.
8957 (edited_file::print_diff_line): New method.
8959 2016-09-12 Andrew Pinski <apinski@cavium.com>
8961 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
8963 * config/aarch64/aarch64.c (thunderx_tunings): Enable
8964 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
8965 (aarch64_operands_ok_for_ldpstp): Return false if
8966 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
8967 was SImode and the alignment is less than 8 byte.
8968 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
8970 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
8973 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
8975 2016-09-12 Marek Polacek <polacek@redhat.com>
8977 * doc/extend.texi: Use lowercase "boolean".
8978 * doc/invoke.texi: Likewise.
8979 * doc/md.texi: Likewise.
8980 * target.def: Likewise.
8981 * doc/tm.texi: Regenerated.
8983 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8986 * expmed.c (synth_mult): Delete duplicate mode check.
8988 2016-09-10 Tom de Vries <tom@codesourcery.com>
8991 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
8993 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
8994 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
8996 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
8998 PR rtl-optimization/77289
8999 * lra-constraints.c (get_final_hard_regno): Add support for non hard
9000 register numbers. Remove support for subregs.
9001 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
9002 (get_reg_class): Delete removed get_final_hard_regno() argument.
9003 (uses_hard_regs_p): Call get_final_hard_regno().
9005 2016-09-09 Martin Sebor <msebor@redhat.com>
9009 * pretty-print.c (pp_quoted_string): New function.
9010 (pp_format): Call it for %c and %s directives.
9012 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9014 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
9015 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
9016 INITIAL_ELIMINATION_OFFSET) : Update documentation.
9017 * target.def (frame_pointer_required, can_eliminate): Likewise.
9018 * doc/tm.texi: Regenerated.
9019 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
9021 * df-scan.c (df_hard_reg_init): Likewise.
9022 * ira.c (ira_setup_eliminable_regset): Likewise.
9023 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
9024 init_elim_table): Likewise.
9025 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
9026 set_initial_elim_offsets, update_eliminables,
9027 init_elim_table): Likewise.
9028 * rtlanal.c (get_initial_register_offset): Likewise.
9029 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
9030 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
9031 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
9032 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
9033 * config/fr30/fr30.h: Fix comment.
9034 * config/frv/frv.c: Likewise.
9035 * config/frv/frv.h: Likewise.
9036 * config/ft32/ft32.h: Likewise.
9037 * config/visium/visium.h: Likewise.
9038 * config/pa/pa64-linux.h: Likewise.
9039 * config/v850/v850.h: Likewise.
9040 * config/cris/cris.c: Likewise.
9041 * config/ia64/ia64.h: Likewise.
9042 * config/moxie/moxie.h: Likewise.
9043 * config/m32r/m32r.h: Likewise.
9045 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
9048 * config.in: Regenerate.
9049 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
9051 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
9052 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
9053 static-libmpxwrappers case.
9054 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
9055 MPX_LD_AS_NEEDED_GUARD_POP.
9056 * configure: Regenerate.
9057 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
9058 defined if linker support "--push-state"/"--pop-state".
9060 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
9062 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
9064 2016-09-09 Joseph Myers <joseph@codesourcery.com>
9066 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
9067 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
9068 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
9069 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
9070 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
9071 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
9072 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
9074 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
9075 width macros from TS 18661-1.
9076 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
9078 2016-09-08 Jakub Jelinek <jakub@redhat.com>
9081 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
9082 OMP_CLAUSE_SAFELEN_EXPR.
9084 2016-09-07 David Malcolm <dmalcolm@redhat.com>
9086 * Makefile.in (OBJS): Add substring-locations.o.
9087 * langhooks-def.h (class substring_loc): New forward decl.
9088 (lhd_get_substring_location): New decl.
9089 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
9090 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
9091 * langhooks.c (lhd_get_substring_location): New function.
9092 * langhooks.h (class substring_loc): New forward decl.
9093 (struct lang_hooks): Add field get_substring_location.
9094 * substring-locations.c: New file, taking definition of
9095 format_warning_va and format_warning_at_substring from
9096 c-family/c-format.c, making them non-static.
9097 * substring-locations.h (class substring_loc): Move class here
9098 from c-family/c-common.h. Add and rewrite comments.
9099 (format_warning_va): New decl.
9100 (format_warning_at_substring): New decl.
9101 (get_source_location_for_substring): Add comment.
9103 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
9105 * config/i386/i386.c: Add 'U' suffix to processor feature bits
9106 to avoid -Wnarrowing warning.
9107 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
9108 * opts.c: Likewise for SANITIZER_OPT bitmasks.
9110 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
9112 * config/aarch64/aarch64.c (aarch64_legitimize_address):
9113 Avoid use of base_offset if offset already in range.
9115 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
9117 * config/sh/sh-protos.h (struct sh_atomic_model,
9118 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
9119 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
9120 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
9121 * config/sh/sh.h (struct sh_atomic_model,
9122 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
9123 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
9124 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
9125 Guard with __cplusplus.
9127 2016-09-06 Jakub Jelinek <jakub@redhat.com>
9130 * config/i386/i386.c (ix86_expand_builtin): For builtin with
9131 unsupported or unknown ISA, use expand_call.
9133 2016-09-06 Martin Liska <mliska@suse.cz>
9135 PR gcov-profile/77378
9136 PR gcov-profile/77466
9137 * tree-profile.c (tree_profiling): Detect whether target can use
9138 -fprofile-update=atomic.
9140 2016-09-06 Richard Biener <rguenther@suse.de>
9142 PR tree-optimization/77479
9143 * tree-vrp.c (update_value_range): Extend overflow handling to
9146 2016-09-05 Jakub Jelinek <jakub@redhat.com>
9149 * config/i386/i386.md (isa): Add x64_avx512bw.
9150 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
9151 (kmov_isa): New mode attr.
9152 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
9153 (*zero_extend<mode>si2): Likewise.
9154 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
9156 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
9158 * doc/invoke.texi (SPU Options): nops -> NOPs.
9159 (x86 Options): Ditto.
9161 2016-09-05 Jakub Jelinek <jakub@redhat.com>
9164 * toplev.c (process_options): Temporarily set input_location
9165 to UNKNOWN_LOCATION around targetm.target_option.override () call.
9167 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
9169 PR rtl-optimization/77452
9170 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
9171 inner-mode reference to a CONST_VECTOR constant in the constant pool.
9173 2016-09-05 Marek Polacek <polacek@redhat.com>
9176 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
9178 2016-09-05 Jakub Jelinek <jakub@redhat.com>
9181 * gensupport.c (alter_output_for_subst_insn): Remove redundant
9182 *insn_out == '*' test. Don't copy unnecessary to yet another
9183 memory buffer, and don't leak it.
9185 PR rtl-optimization/77425
9186 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
9188 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
9190 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
9192 2016-09-02 David Malcolm <dmalcolm@redhat.com>
9194 * common.opt (fdiagnostics-generate-patch): New option.
9195 * diagnostic.c: Include "edit-context.h".
9196 (diagnostic_initialize): Initialize context->edit_context_ptr.
9197 (diagnostic_finish): Delete context->edit_context_ptr.
9198 (diagnostic_report_diagnostic): Add fix-it hints from the
9199 diagnostic to context->edit_context_ptr, if any.
9200 * diagnostic.h (class edit_context): Add forward decl.
9201 (struct diagnostic_context): Add field "edit_context_ptr".
9202 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
9203 -fdiagnostics-generate-patch.
9204 (-fdiagnostics-generate-patch): New item.
9205 * toplev.c: Include "edit-context.h".
9206 (process_options): Set global_dc->edit_context_ptr to a new
9207 edit_context if the options need one.
9208 (toplev::main): Handle -fdiagnostics-generate-patch by using
9209 global_dc->edit_context_ptr.
9211 2016-09-02 Jakub Jelinek <jakub@redhat.com>
9214 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
9215 map and firstprivate clauses on target construct for _Atomic
9217 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
9218 on target construct for _Atomic qualified decls.
9219 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
9221 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
9222 _Atomic qualified arguments not mentioned in uniform clause.
9224 2016-09-02 David Malcolm <dmalcolm@redhat.com>
9226 * Makefile.in (OBJS-libcommon): Add edit-context.o.
9227 * diagnostic-color.c (color_dict): Add "diff-filename",
9228 "diff-hunk", "diff-delete", and "diff-insert".
9229 (parse_gcc_colors): Update default value of GCC_COLORS in comment
9230 to reflect above changes.
9231 * doc/invoke.texi (-fdiagnostics-color): Update description of
9232 default GCC_COLORS, and of the supported capabilities.
9233 * edit-context.c: New file.
9234 * edit-context.h: New file.
9235 * input.c (struct fcache): Add field "missing_trailing_newline".
9236 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
9238 (add_file_to_cache_tab): Likewise.
9239 (fcache::fcache): Likewise.
9240 (get_next_line): Update c->missing_trailing_newline.
9241 (location_missing_trailing_newline): New function.
9242 * input.h (location_missing_trailing_newline): New decl.
9243 * selftest-run-tests.c (selftest::run_tests): Call
9244 edit_context_c_tests.
9245 * selftest.h (edit_context_c_tests): New decl.
9247 2016-09-02 Jakub Jelinek <jakub@redhat.com>
9248 Richard Biener <rguenth@suse.de>
9250 PR tree-optimization/77444
9251 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
9252 as steptype, remove redundant initialization.
9254 2016-09-02 Jakub Jelinek <jakub@redhat.com>
9257 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
9258 (sanopt_optimize_walker): Optimize away
9259 __asan_before_dynamic_init (...) followed by
9260 __asan_after_dynamic_init () without intervening memory loads/stores.
9261 * ipa-pure-const.c (special_builtin_state): Handle
9262 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
9263 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
9265 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9267 * cfg.c (free_original_copy_tables): Replace second assignment of
9268 bb_copy = NULL by bb_original = NULL.
9270 2016-09-02 Jakub Jelinek <jakub@redhat.com>
9273 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
9274 assignment added in r216794.
9276 2016-09-02 David Malcolm <dmalcolm@redhat.com>
9278 * Makefile.in (OBJS): Add typed-splay-tree.o.
9279 * selftest-run-tests.c (selftest::run_tests): Call
9280 typed_splay_tree_c_tests.
9281 * selftest.h (typed_splay_tree_c_tests): New decl.
9282 * typed-splay-tree.c: New file.
9283 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
9284 (typed_splay_tree::max): New method.
9285 (typed_splay_tree::min): New method.
9286 (typed_splay_tree::foreach): New method.
9287 (typed_splay_tree::closure): New struct.
9288 (typed_splay_tree::inner_foreach_fn): New function.
9290 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9292 * ipa-cp.c (ipcp_store_bits_results): Change option name from
9293 -fipa-cp-bit to -fipa-bit-cp.
9295 2016-09-01 Martin Sebor <msebor@redhat.com>
9297 PR tree-optimization/71831
9298 * tree-object-size.h: Return bool instead of the size and add
9299 argument for the size.
9300 * tree-object-size.c (compute_object_offset): Update signature.
9301 (addr_object_size): Same.
9302 (compute_builtin_object_size): Return bool instead of the size
9303 and add argument for the size. Handle POINTER_PLUS_EXPR when
9304 optimization is disabled.
9305 (expr_object_size): Adjust.
9306 (plus_stmt_object_size): Adjust.
9307 (pass_object_sizes::execute): Adjust.
9308 * builtins.c (fold_builtin_object_size): Adjust.
9309 * doc/extend.texi (Object Size Checking): Update.
9310 * ubsan.c (instrument_object_size): Adjust.
9312 2016-09-01 Martin Sebor <msebor@redhat.com>
9314 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
9315 it fits the output of the formatted function regardless of its
9317 * genmodes.c (parser::parse_expr): Same.
9318 * gimplify.c (gimplify_asm_expr): Same.
9319 * passes.c (pass_manager::register_one_dump_file): Same.
9320 * print-tree.c (print_node): Same.
9322 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9324 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
9326 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9328 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
9330 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9332 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
9333 * config/rs6000/vector.md: Ditto.
9334 * config/rs6000/vsx.md: Ditto.
9336 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
9338 * ipa-inline-analysis.c (param_change_prob): Get to the base object
9341 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9343 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
9344 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
9345 *return_and_restore_gpregs_<mode>_r11,
9346 *return_and_restore_gpregs_<mode>_r12,
9347 *return_and_restore_gpregs_<mode>_r1,
9348 *return_and_restore_fpregs_<mode>_r11,
9349 *return_and_restore_fpregs_<mode>_r12,
9350 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
9351 directly instead of via the "l" constraint. Renumber operands.
9354 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9356 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
9357 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
9358 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
9359 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
9360 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
9361 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
9362 *call_value_nonlocal_darwin64, reload_macho_picbase,
9363 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
9364 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
9365 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
9366 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
9367 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
9368 *save_fpregs_<mode>_r1): Ditto.
9369 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
9370 *return_and_restore_gpregs_spe): Ditto.
9372 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9374 * config/rs6000/rs6000.md
9375 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
9376 the use of the link register.
9377 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
9379 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9380 Michael Meissner <meissner@linux.vnet.ibm.com>
9383 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
9384 reg+reg addressing for TImode.
9385 (rs6000_legitimate_address_p): Only allow register indirect
9386 addressing for TImode, even without TARGET_QUAD_MEMORY.
9388 2016-09-01 Richard Biener <rguenther@suse.de>
9391 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
9392 check whether the result fits the desired result type.
9394 2016-09-01 Nathan Sidwell <nathan@acm.org>
9396 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
9398 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
9400 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
9402 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
9404 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9406 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
9407 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
9408 for comparisons of integer ZERO_EXTEND against zero.
9410 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
9412 * config/i386/i386.c (ix86_option_override_internal): Also disable the
9413 STV pass if -mstackrealign is enabled.
9415 2016-08-31 Ilya Verbin <iverbin@gmail.com>
9417 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
9420 2016-08-31 David Malcolm <dmalcolm@redhat.com>
9422 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
9423 (layout_range::intersects_line_p): New method.
9424 (test_range_contains_point_for_single_point): Rename to...
9425 (test_layout_range_for_single_point): ...this, and add testing
9426 for layout_range::intersects_line_p.
9427 (test_range_contains_point_for_single_line): Rename to...
9428 (test_layout_range_for_single_line): ...this, and add testing
9429 for layout_range::intersects_line_p.
9430 (test_range_contains_point_for_multiple_lines): Rename to...
9431 (test_layout_range_for_multiple_lines): ...this, and add testing
9432 for layout_range::intersects_line_p.
9433 (layout::layout): Populate m_fixit_hints.
9434 (layout::get_expanded_location): Handle the case of a line-span
9436 (layout::validate_fixit_hint_p): New method.
9437 (get_line_span_for_fixit_hint): New function.
9438 (layout::calculate_line_spans): Add spans for fixit-hints.
9439 (layout::should_print_annotation_line_p): New method.
9440 (layout::print_any_fixits): Drop param "richloc", instead using
9441 validated fixits in m_fixit_hints. Add "const" to hint pointers.
9442 (diagnostic_show_locus): Avoid printing blank annotation lines.
9443 (selftest::test_diagnostic_context::test_diagnostic_context):
9444 Initialize show_column and start_span.
9445 (selftest::test_diagnostic_context::start_span_cb): New static
9447 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
9448 (selftest::diagnostic_show_locus_c_tests): Update for function
9449 renamings. Call test_diagnostic_show_locus_fixit_lines.
9451 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
9453 PR tree-optimization/73714
9454 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
9456 2016-08-31 David Malcolm <dmalcolm@redhat.com>
9458 * selftest.c: Move "namespace selftest {" to top of file,
9459 removing explicit "selftest::" qualifiers throughout.
9461 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
9463 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
9465 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
9466 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
9467 Replace builtin with vector extension.
9468 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
9470 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
9471 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
9472 Replace builtin with vector extension.
9473 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
9474 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
9475 Replace builtin with vector extension.
9476 * config/i386/xmmintrin.h (__m128_u): New type.
9477 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
9478 (_mm_load_ps, _mm_store_ps): Simplify.
9480 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
9482 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
9484 2016-08-30 David Malcolm <dmalcolm@redhat.com>
9486 * diagnostic-show-locus.c (colorizer::begin_state): Support more
9487 than 3 ranges per diagnostic by alternating between color 1 and
9489 (layout::layout): Replace use of rich_location::MAX_RANGES
9490 with richloc->get_num_locations ().
9491 (layout::calculate_line_spans): Replace use of
9492 rich_location::MAX_RANGES with m_layout_ranges.length ().
9493 (layout::print_annotation_line): Handle arbitrary numbers of
9494 ranges in caret-printing by defaulting to '^'.
9495 (selftest::test_one_liner_many_fixits): New function.
9496 (test_diagnostic_show_locus_one_liner): Call it.
9497 * diagnostic.c (diagnostic_initialize): Update for renaming
9498 of rich_location::MAX_RANGES to
9499 rich_location::STATICALLY_ALLOCATED_RANGES.
9500 * diagnostic.h (struct diagnostic_context): Likewise.
9502 2016-08-30 David Malcolm <dmalcolm@redhat.com>
9504 * selftest.c (selftest::named_temp_file::named_temp_file): New
9506 (selftest::temp_source_file::~temp_source_file): Move to...
9507 (selftest::named_temp_file::~named_temp_file): ...here.
9508 (selftest::test_named_temp_file): New function.
9509 (selftest::selftest_c_tests): Call test_named_temp_file.
9510 * selftest.h (class named_temp_file): New class.
9511 (class temp_source_file): Convert to a subclass of named_temp_file.
9513 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
9515 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
9516 USEs of LR_REGNO in returns and sibcalls.
9517 (rs6000_output_mi_thunk): Similar.
9518 (rs6000_sibcall_aix): Similar.
9519 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
9520 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
9521 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
9522 Remove the USE of LR_REGNO from the patterns as well. Delete an
9524 (return_internal_<mode>): Delete.
9526 2016-08-30 Tamar Christina <tamar.christina@arm.com>
9528 * config/aarch64/aarch64-simd.md
9529 (aarch64_ld2<mode>_dreg_le): New.
9530 (aarch64_ld2<mode>_dreg_be): New.
9531 (aarch64_ld2<mode>_dreg): Removed.
9532 (aarch64_ld3<mode>_dreg_le): New.
9533 (aarch64_ld3<mode>_dreg_be): New.
9534 (aarch64_ld3<mode>_dreg): Removed.
9535 (aarch64_ld4<mode>_dreg_le): New.
9536 (aarch64_ld4<mode>_dreg_be): New.
9537 (aarch64_ld4<mode>_dreg): Removed.
9538 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
9540 2016-08-30 David Malcolm <dmalcolm@redhat.com>
9542 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
9543 redundant location param.
9544 (test_one_liner_fixit_remove): Likewise.
9545 (test_one_liner_fixit_replace): Likewise.
9546 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
9547 * gcc-rich-location.c
9548 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
9549 get_range_from_loc. Drop overload taking a const char *.
9550 * gcc-rich-location.h
9551 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
9554 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
9556 * config/linux.c (linux_libc_has_function): Return true on musl.
9558 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
9560 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
9562 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
9564 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
9565 used for abnormal egdes.
9567 2016-08-30 Jakub Jelinek <jakub@redhat.com>
9569 PR tree-optimization/72866
9570 * tree-vect-patterns.c (search_type_for_mask): Turn into
9571 a small wrapper, move all code to ...
9572 (search_type_for_mask_1): ... this new function. Add caching
9573 and adjust recursive calls.
9576 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
9577 instead of lookup_type_die (type_main_variant (type)) even for array
9581 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
9582 constant pool reference return x instead of c.
9584 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
9586 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
9589 2016-08-29 David Malcolm <dmalcolm@redhat.com>
9592 (selftest::test_make_location_nonpure_range_endpoints): Fix
9595 2016-08-29 David Malcolm <dmalcolm@redhat.com>
9597 * diagnostic-show-locus.c
9598 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
9600 (selftest::test_diagnostic_show_locus_one_liner): Call it.
9601 * input.c (get_pure_location): Move to libcpp/line-map.c.
9602 * input.h (get_pure_location): Convert decl to an inline function
9603 calling implementation in libcpp.
9605 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
9608 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
9609 template for intel asm dialect.
9610 (vec_set_hi_<mode><mask_name>): Ditto.
9612 2016-08-29 David Malcolm <dmalcolm@redhat.com>
9614 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
9615 (selftest::fail_formatted): Likewise.
9617 2016-08-29 David Malcolm <dmalcolm@redhat.com>
9619 * input.c (make_location): Call get_start and get_finish
9620 on the endpoints to avoid storing packed ranges or ad-hoc
9622 (selftest::test_make_location_nonpure_range_endpoints): New function.
9623 (selftest::input_c_tests): Call it.
9624 * input.h (get_start): New inline function.
9626 2016-08-29 Tom de Vries <tom@codesourcery.com>
9629 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
9632 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
9634 * Makefile.in (gcov-iov.h): Add dummy recipe.
9636 2016-08-29 Nathan Sidwell <nathan@acm.org>
9638 * config/nvptx/nvptx.c: #include tree-vrp.h.
9640 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
9643 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
9644 HIGH+LO construct during reload.
9646 2016-08-28 Tom de Vries <tom@codesourcery.com>
9649 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
9650 'sysv_abi va_list' attribute.
9651 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
9652 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
9655 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9657 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
9658 * emit-rtl.c (unshare_all_rtl_1): Adjust.
9659 (unshare_all_rtl_again): Likewise.
9660 * function.c (assign_stack_local_1): Likewise.
9661 (assign_stack_temp_for_type): Likewise.
9663 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9665 * cfgbuild.c (make_edges): Adjust.
9666 * cfgrtl.c (can_delete_label_p): Likewise.
9667 * dwarf2cfi.c (create_trace_edges): Likewise.
9668 * except.c (sjlj_emit_dispatch_table): Likewise.
9669 * function.h (struct expr_status): make x_forced_labels a vector.
9670 * jump.c (rebuild_jump_labels_1): Adjust.
9671 * reload1.c (set_initial_label_offsets): Likewise.
9672 * stmt.c (force_label_rtx): Likewise.
9673 (expand_label): Likewise.
9675 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9677 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
9679 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
9681 PR tree-optimization/71077
9682 PR tree-optimization/68542
9683 * fold-const.c (fold_relational_const): Fix folding of
9684 VECTOR_CST comparisons that have a scalar boolean result type.
9685 (selftest::test_vector_folding): New static function.
9686 (selftest::fold_const_c_tests): Call it.
9688 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9690 * doc/extend.texi (SPU Built-in Functions): Remove stale
9691 references to material formerly at IBM and Sony.
9693 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
9696 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
9698 2016-08-26 David Malcolm <dmalcolm@redhat.com>
9700 * diagnostic-show-locus.c
9701 (selftest::test_fixit_consolidation): New function.
9702 (selftest::diagnostic_show_locus_c_tests): Call it.
9703 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
9704 constructor based on source_range.
9706 2016-08-26 David Malcolm <dmalcolm@redhat.com>
9708 * diagnostic-color.c (color_dict): Add "fixit-insert" and
9710 (parse_gcc_colors): Update description of default GCC_COLORS.
9711 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
9712 (colorizer::set_fixit_insert): New method.
9713 (colorizer::set_fixit_delete): New method.
9714 (colorizer::get_color_by_name): New method.
9715 (colorizer::STATE_FIXIT_INSERT): New constant.
9716 (colorizer::STATE_FIXIT_DELETE): New constant.
9717 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
9718 fields in favor of new field "m_stop_color". Add fields
9719 "m_fixit_insert" and "m_fixit_delete".
9720 (colorizer::colorizer): Update for above changes. Replace
9721 colorize_start calls with calls to get_color_by_name.
9722 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
9723 STATE_FIXIT_DELETE. Update for field renamings.
9724 (colorizer::finish_state): Simplify by using m_stop_color,
9725 rather than multiple identical "*_ce" fields.
9726 (colorizer::get_color_by_name): New method.
9727 (layout::print_any_fixits): Print insertions and replacements
9728 using the "fixit-insert" color, and deletions using the
9729 "fixit-delete" color.
9730 * doc/invoke.texi (-fdiagnostics-color): Update description of
9731 default GCC_COLORS, and of the supported capabilities.
9733 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
9735 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
9736 current_function_static_stack_size variable with the static
9737 stack frame size of the current function when
9738 flag_stack_usage_info is enabled.
9740 2016-08-26 Nathan Sidwell <nathan@acm.org>
9742 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
9743 assignment inside if condition.
9745 2016-08-26 Richard Biener <rguenther@suse.de>
9747 PR tree-optimization/69047
9748 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
9749 extracts similar to what FRE does.
9750 (non_rewritable_mem_ref_base): Likewise.
9752 2016-08-26 Joseph Myers <joseph@codesourcery.com>
9754 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
9755 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9756 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9757 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9758 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
9760 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9761 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9762 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9763 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
9764 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9766 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9769 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
9770 reservation duration to 15 cycles.
9771 (cortex_a8_vfp_macs): Likewise.
9772 (cortex_a8_vfp_macd): Likewise.
9773 (cortex_a8_vfp_divs): Likewise.
9774 (cortex_a8_vfp_divd): Likewise.
9776 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9778 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
9779 (aarch_macro_fusion_pair_p): Use above to avoid early return.
9781 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9782 Martin Jambhor <mjambor@suse.cz>
9784 * common.opt: New option -fipa-bit-cp.
9785 * doc/invoke.texi: Document -fipa-bit-cp.
9786 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
9787 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
9788 * tree-ssa-ccp.h: New header file.
9789 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
9790 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
9791 Replace all occurences of tree parameter by two new params: signop, int.
9792 (bit_value_unop_1): Change to bit_value_unop and export it.
9793 Replace all occurences of tree parameter by two new params: signop,
9795 (bit_value_binop): Change call from bit_value_binop_1 to
9797 (bit_value_assume_aligned): Likewise.
9798 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
9799 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
9801 (ccp_finalize): Skip processing if val->mask == 0.
9802 * ipa-cp.c: Include tree-ssa-ccp.h
9803 (ipcp_bits_lattice): New class.
9804 (ipcp_param_lattice (bits_lattice): New member.
9805 (print_all_lattices): Call ipcp_bits_lattice::print.
9806 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
9807 (initialize_node_lattices): Likewise.
9808 (propagate_bits_accross_jump_function): New function.
9809 (propagate_constants_accross_call): Call
9810 propagate_bits_accross_jump_function.
9811 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
9812 (ipcp_store_bits_results): New function.
9813 (ipcp_driver): Call ipcp_store_bits_results.
9814 * ipa-prop.h (ipa_bits): New struct.
9815 (ipa_jump_func): Add new member bits of type ipa_bits.
9816 (ipa_param_descriptor): Change decl to decl_or_type.
9817 (ipa_get_param): Change decl to decl_or_type and assert on
9819 (ipa_get_type): New function.
9820 (ipcp_transformation_summary): New member bits.
9821 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
9822 (ipa_populate_param_decls): Likewise.
9823 (ipa_dump_param): Likewise.
9824 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
9826 (ipa_set_jf_unknown): Set ipa_bits::known to false.
9827 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
9829 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
9830 (ipa_write_jump_function): Add streaming for ipa_bits.
9831 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
9832 (write_ipcp_transformation_info): Add streaming for ipa_bits
9834 (read_ipcp_transfomration_info): Add support for reading streamed
9836 (ipcp_update_bits): New function.
9837 (ipcp_transform_function): Call ipcp_update_bits.
9839 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
9841 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
9842 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
9844 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
9846 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
9848 2016-08-25 Richard Biener <rguenther@suse.de>
9850 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
9851 Only add locations in late dwarf.
9852 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
9853 (dwarf2out_early_finish): But do it here.
9855 2016-08-24 Michael Collison <michael.collison@linaro.org>
9856 Michael Collison <michael.collison@arm.com>
9858 * config/arm/arm-modes.def: Add new condition code mode CC_V
9859 to represent the overflow bit.
9860 * config/arm/arm.c (maybe_get_arm_condition_code):
9861 Add support for CC_Vmode.
9862 (arm_gen_unlikely_cbranch): New function to generate common
9863 rtl conditional branches for overflow patterns.
9864 * config/arm/arm-protos.h: Add prototype for
9865 arm_gen_unlikely_cbranch.
9866 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
9867 addsi3_compareV_upper): New patterns to support signed
9868 builtin overflow add operations.
9869 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
9870 New patterns to support unsigned builtin add overflow operations.
9871 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
9872 builtin overflow subtract operations,
9873 (usubv<mode>4): New patterns to support unsigned builtin subtract
9874 overflow operations.
9875 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
9876 to support builtin overflow negate operations.
9878 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9881 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9883 * explow.c (get_dynamic_stack_size): Take known alignment of stack
9884 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
9887 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
9889 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
9890 MULTILIB_OPTIONS should be used. Small wording fixes.
9891 * genmultilib: Memorize set of all option combinations in
9892 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
9893 found in MULTILIB_OPTIONS by checking if option set is listed in
9894 combination_space. Output new and existing error message to stderr.
9896 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
9898 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
9899 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
9900 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
9901 (MULTILIB_REUSE): Remove reuse rules for option set including
9902 -mfpu=fp-armv8 and -mfpu=vfpv4
9904 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
9906 * config/arm/t-rtems: Add vfp multilib.
9908 2016-08-23 Ian Lance Taylor <iant@golang.org>
9910 * config/s390/s390.c (s390_asm_file_start): Call
9913 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9915 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
9916 initialization of all 0's to the 0 constant, instead of directly
9917 generating XOR. Add support for V4SImode vector initialization on
9918 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
9919 initialization. Change variables used in V4SFmode vector
9920 intialization. For V4SFmode vector splat on ISA 3.0, make sure
9921 any memory addresses are in index form. Add support for using
9922 VSPLTH/VSPLTB to initialize vector short and vector char vectors
9923 with all of the same element.
9924 (regno_or_subregno): New helper function to return a register
9925 number for either REG or SUBREG.
9926 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
9927 Use regno_or_subregno where possible.
9928 (rs6000_split_v4si_init_di_reg): New helper function to build up a
9929 DImode value from two SImode values in order to generate V4SImode
9930 vector initialization on 64-bit systems with direct move.
9931 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
9933 (rtx_is_swappable_p): V4SImode vector initialization insn is not
9935 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
9937 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
9938 attributes to initialize V8HImode and V16QImode vectors with the
9940 (VSX_SPLAT_COUNT): Likewise.
9941 (VSX_SPLAT_SUFFIX): Likewise.
9942 (UNSPEC_VSX_VEC_INIT): New unspec.
9943 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
9944 Allow SFmode values to come from Altivec registers.
9945 (vsx_init_v4si): New insn/split for V4SImode vector initialization
9946 on 64-bit systems with direct move.
9947 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
9948 vector initializations, to allow V4SImode vector initializations
9949 on 64-bit systems with direct move.
9950 (vsx_splat_v4si): Likewise.
9951 (vsx_splat_v4si_di): Likewise.
9952 (vsx_splat_v4sf): Likewise.
9953 (vsx_splat_v4sf_internal): Likewise.
9954 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
9956 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
9957 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
9958 initializing V8HImode and V16QImode vectors with the same
9960 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
9961 optimization if -maltivec=be.
9963 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
9965 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
9966 attribute for alternatives 3 and 4.
9968 2016-08-23 David Malcolm <dmalcolm@redhat.com>
9970 * selftest.c (selftest::assert_str_contains): New function.
9971 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
9972 * selftest.h (selftest::assert_str_contains): New decl.
9973 (ASSERT_STR_CONTAINS): New macro.
9975 2016-08-23 Richard Biener <rguenther@suse.de>
9977 PR tree-optimization/77286
9978 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
9980 (vect_transform_loop): Split exit edges of loop and scalar
9981 loop if required and at the appropriate time.
9983 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9985 * explow.c (get_dynamic_stack_size): Take known alignment of stack
9986 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
9988 Correct a typo in a comment.
9990 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9992 * config/s390/s390.md ("*andc_split"): New splitter for and with
9995 2016-08-23 Richard Biener <rguenther@suse.de>
9997 PR tree-optimization/27336
9998 * tree-vrp.c (infer_value_range): Handle stmts that can throw
9999 by looking for a non-EH edge.
10000 (process_assert_insertions_for): Likewise.
10002 2016-08-23 Richard Biener <rguenther@suse.de>
10004 PR middle-end/77305
10005 * statistics.c (statistics_counter_event): Robustify against
10008 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10010 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
10011 for targets amdfam10 and barcelona.
10013 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
10015 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
10016 (zero_extend<mode>di2): Ditto.
10017 (*zero_extend<mode>si2): Ditto.
10018 (*zero_extendqihi2): Ditto.
10020 2016-08-22 Joseph Myers <joseph@codesourcery.com>
10022 PR middle-end/77269
10023 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
10024 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
10026 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
10028 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
10029 identical consecutive elements.
10030 [SSA_NAME]: Print the name's def stmt on its own line. When printing
10031 the node's def stmt, avoid printing an unwanted trailing newline by
10032 replacing the call to print_gimple_stmt() with its inlined body and
10033 adjusting it to not set pp_needs_newline and to call pp_flush()
10034 instead of pp_newline_and_flush().
10036 2016-08-22 Joseph Myers <joseph@codesourcery.com>
10038 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
10039 (float32_type_node, float64_type_node, float32x_type_node)
10040 (float128x_type_node): New macros.
10041 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
10042 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
10043 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
10044 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
10045 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
10046 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
10047 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
10048 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
10049 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
10050 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
10051 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
10052 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
10053 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
10054 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
10055 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
10056 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
10057 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
10058 (copysign, fabs, huge_val, inf, nan, nans): Use it.
10059 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
10061 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
10062 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
10063 * doc/extend.texi (Other Builtins): Document these built-in
10065 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
10068 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
10070 * doc/install.texi (Binaries): www.opencsw.org now uses https.
10072 2016-08-22 Richard Biener <rguenther@suse.de>
10074 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
10076 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
10079 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
10080 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
10081 non-SSE2 athlons only, otherwise prefer SSE prefetches.
10083 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10085 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
10086 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
10087 (vrp_visit_switch_stmt): Likewise.
10088 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
10089 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
10090 (vrp_visit_stmt): Use extract_range_from_stmt.
10091 (vrp_visit_phi_node): Use extract_range_from_phi_node.
10093 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10095 * Makefile.in: Add tree-vrp.h to GTFILES.
10096 * gengtype.c (open_base_files): Add tree-vrp.h.
10097 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
10098 * builtins.c: Likewise.
10099 * fold-const.c: Likewise.
10100 * gimple-builder.c: Likewise.
10101 * gimple-laddress.c: Likewise.
10102 * hsa-gen.c: Likewise.
10103 * internal-fn.c: Likewise.
10105 * targhooks.c: Liewise,
10106 * tree-ssa-address.c: Likewise.
10107 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
10108 * tree-vrp.c (struct value_range): Move to tree-vrp.h
10109 * tree-vrp.h: New file.
10111 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10113 PR tree-optimization/61839
10114 * tree-vrp.c (two_valued_val_range_p): New.
10115 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
10116 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
10117 Also Convert VAR BINOP CST where VAR is two-valued to
10118 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
10120 2016-08-19 David Malcolm <dmalcolm@redhat.com>
10122 * diagnostic-show-locus.c
10123 (layout::annotation_line_showed_range_p): New method.
10124 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
10125 Reimplement case fixit_hint::REPLACE to cover removals, and
10126 replacements where the range of the replacement isn't one
10127 of the ranges in the rich_location.
10128 (test_one_liner_fixit_replace): Likewise.
10129 (selftest::test_one_liner_fixit_replace_non_equal_range): New
10131 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
10133 (selftest::test_diagnostic_show_locus_one_liner): Call the new
10135 * diagnostic.c (print_parseable_fixits): Remove case
10136 fixit_hint::REMOVE.
10138 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
10141 * config/i386/i386.c (ix86_option_override_internal): Remove
10142 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
10143 Enable SSE prefetch also for TARGET_PREFETCHWT1.
10144 Do not try to enable TARGET_PRFCHW ISA flag here.
10145 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
10146 Rewrite expander function body.
10147 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
10149 2016-08-19 Joseph Myers <joseph@codesourcery.com>
10152 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
10153 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
10154 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
10155 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
10156 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
10157 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
10158 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
10159 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
10160 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
10162 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
10164 (struct floatn_type_info): New structure type.
10165 (floatn_nx_types): New variable declaration.
10166 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
10167 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
10168 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
10169 * tree.c (floatn_nx_types): New variable.
10170 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
10171 corresponding complex types.
10172 * target.def (floatn_mode): New hook.
10173 * targhooks.c: Include "real.h".
10174 (default_floatn_mode): New function.
10175 * targhooks.h (default_floatn_mode): New prototype.
10176 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
10178 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
10179 effective-target and dg-add-options keywords.
10180 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
10181 Document new effective-target keywords.
10182 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
10183 * doc/tm.texi: Regenerate.
10184 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
10185 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
10186 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
10188 * real.h (struct real_format): Add field ieee_bits.
10189 * real.c (ieee_single_format, mips_single_format)
10190 (motorola_single_format, spu_single_format, ieee_double_format)
10191 (mips_double_format, motorola_double_format)
10192 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
10193 (ieee_extended_intel_128_format)
10194 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
10195 (mips_extended_format, ieee_quad_format, mips_quad_format)
10196 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
10197 (decimal_double_format, decimal_quad_format, ieee_half_format)
10198 (arm_half_format, real_internal_format: Initialize ieee_bits
10200 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
10201 float128_type_node. Set float80_type_node to float64x_type_node
10202 if appropriate and long_double_type_node not appropriate.
10203 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
10204 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
10205 Initialize ieee_bits field.
10206 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
10207 (rs6000_init_builtins): Set ieee128_float_type_node to
10208 float128_type_node.
10209 (rs6000_floatn_mode): New function.
10211 2016-08-19 Jakub Jelinek <jakub@redhat.com>
10213 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
10214 _rdseed64_step): Uglify argument names and/or local variable names
10215 in inline functions.
10216 * config/i386/rtmintrin.h (_xabort): Likewise.
10217 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
10218 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
10219 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
10220 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
10221 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
10222 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
10223 _mm_maskz_ternarylogic_epi32): Likewise.
10224 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
10225 __lwpins32, __lwpins64): Likewise.
10226 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
10227 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
10228 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
10229 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
10230 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
10231 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
10232 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
10233 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
10234 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
10235 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
10236 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
10237 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
10238 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
10239 _mm256_mask_i64gather_epi32): Likewise.
10240 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
10241 * config/i386/ia32intrin.h (__writeeflags): Likewise.
10242 * config/i386/pkuintrin.h (_wrpkru): Likewise.
10243 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
10244 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
10245 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
10246 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
10247 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
10248 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
10249 _mm512_mask_prefetch_i64scatter_ps): Likewise.
10250 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
10251 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
10252 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
10253 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
10254 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
10255 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
10256 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
10257 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
10259 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
10261 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
10262 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
10264 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
10265 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
10267 (_rdpkru_u32): Add space after function name.
10269 * config/i386/t-i386 (i386-c.o): Don't depend on
10270 i386-builtin-types.inc.
10271 (i386.o): Depend on i386-builtin-types.inc.
10273 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
10276 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
10277 Use const_vec_duplicate to check for duplicated elements.
10279 2016-08-19 Richard Biener <rguenther@suse.de>
10281 PR tree-optimization/77290
10282 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10283 Fix flag_tree_parallelize_loops check.
10285 2016-08-19 Richard Biener <rguenther@suse.de>
10287 * match.pd (x | 0 -> x): Add.
10289 2016-08-19 Richard Biener <rguenther@suse.de>
10291 PR tree-optimization/77286
10292 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10293 Deal with virtual PHIs being out-of-order.
10295 2016-08-18 David Malcolm <dmalcolm@redhat.com>
10297 * doc/invoke.texi (fverbose-asm): Note that source code lines
10298 are emitted, and provide an example.
10299 * final.c (asm_show_source): New function.
10300 (final_scan_insn): Call asm_show_source.
10302 2016-08-18 David Malcolm <dmalcolm@redhat.com>
10304 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
10305 param with diagnostic_kind.
10306 (class colorizer): Similarly replace field m_diagnostic with
10308 (colorizer::colorizer): Replace diagnostic
10309 param with diagnostic_kind.
10310 (colorizer::begin_state): Update for above field change.
10311 (layout::layout): Replace diagnostic param with rich_location *
10312 and diagnostic_kind.
10313 (diagnostic_show_locus): Replace diagnostic param with richloc
10314 and diagnostic_kind.
10315 (class selftest::test_diagnostic_context): New class.
10316 (selftest::test_diagnostic_show_locus_unknown_location): New
10318 (selftest::test_one_liner_simple_caret): New function.
10319 (selftest::test_one_liner_caret_and_range): New function.
10320 (selftest::test_one_liner_multiple_carets_and_ranges): New
10322 (selftest::test_one_liner_fixit_remove): New function.
10323 (selftest::test_one_liner_fixit_replace): New function.
10324 (selftest::test_diagnostic_show_locus_one_liner): New function.
10325 (selftest::diagnostic_show_locus_c_tests): Call the new test
10327 * diagnostic.c (diagnostic_initialize): Initialize
10328 colorize_source_p, show_ruler_p and parseable_fixits_p.
10329 (default_diagnostic_finalizer): Update for change to
10330 diagnostic_show_locus.
10331 (diagnostic_append_note): Likewise.
10332 * diagnostic.h (diagnostic_show_locus): Replace
10333 const diagnostic_info * param with location * and diagnostic_t.
10335 2016-08-18 David Malcolm <dmalcolm@redhat.com>
10337 * input.c (saved_line_table): New global.
10338 (class selftest::temp_line_table): Rename to line_table_test and
10339 move declaration to selftest.h, and drop field m_old_line_table.
10340 (selftest::temp_line_table::temp_line_table): Rename ctor to...
10341 (selftest::line_table_test::line_table_test): ...this. Add a
10342 default ctor. Store current value of line_table within
10344 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
10345 (selftest::line_table_test::~line_table_test): ...this, and
10346 restore line_table from the saved_line_table, rather than
10348 (selftest::test_accessing_ordinary_linemaps): Update for above
10350 (selftest::test_lexer): Likewise.
10351 (struct selftest::lexer_test): Likewise.
10352 (selftest::lexer_test::lexer_test): Likewise.
10353 (selftest::input_c_tests): Move the looping over test cases from
10355 (selftest::for_each_line_table_case): New function.
10356 * input.h (saved_line_table): New decl.
10357 * selftest.h (struct selftest::line_table_case): New forward decl.
10358 (class selftest::line_table_test): New class, moved here from
10359 selftest::temp_line_table in input.c, and renamed.
10360 (selftest::for_each_line_table_case): New decl.
10362 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
10365 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
10367 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
10369 PR middle-end/70895
10370 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
10371 enclosing parallel construct for reduction variables on OpenACC loop
10374 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
10376 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
10377 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
10379 (function_to_dwarf_procedure): Update comment.
10381 2016-08-18 David Malcolm <dmalcolm@redhat.com>
10383 * input.c (diagnostics_file_cache_forcibly_evict_file): New
10385 * input.h (diagnostics_file_cache_forcibly_evict_file): New
10387 * selftest.c (selftest::temp_source_file::~temp_source_file):
10388 Evict m_filename from the diagnostic file cache.
10390 2016-08-18 Richard Biener <rguenther@suse.de>
10392 * tree-pass.h (make_pass_materialize_all_clones): Declare.
10393 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
10394 make_pass_materialize_all_clones): New simple IPA pass encapsulating
10395 clone materialization.
10396 * passes.def (all_late_ipa_passes): Start with
10397 pass_materialize_all_clones.
10398 * cgraphunit.c (symbol_table::compile): Remove call to
10399 materialize_all_clones.
10400 * tree-into-ssa.c: Include statistics.h.
10401 (update_ssa): Count number of times we do incremental/rewrite
10404 2016-08-18 Richard Biener <rguenther@suse.de>
10406 PR tree-optimization/77282
10407 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10408 When doing auto-parallelizing also prevent use of PHIs that
10409 carry dependences across loop backedges.
10411 2016-08-18 Tamar Christina <tamar.christina@arm.com>
10412 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10414 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
10416 2016-08-18 Richard Biener <rguenther@suse.de>
10418 * ssa-iterators.h (ssa_vuse_operand): New inline.
10419 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
10420 (predicate_all_scalar_phis): Use remove_phi_node to remove
10421 phi nodes predicated. Delay removing virtual PHIs.
10422 (predicate_mem_writes): Update virtual operands.
10423 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
10424 (tree_if_conversion): Do not rewrite virtual SSA form.
10425 * tree-phinodes.c (release_phi_node): Make static.
10426 * tree-phinodes.h (release_phi_node): Remove.
10428 2016-08-18 Jakub Jelinek <jakub@redhat.com>
10430 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
10431 codes that appear in bdesc_* arrays, instead include i386-builtin.def
10432 twice to define those.
10433 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
10434 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
10435 bdesc_multi_arg): Define by including i386-builtin.def the third time.
10436 * config/i386/i386-builtin.def: New file.
10438 2016-08-17 David Malcolm <dmalcolm@redhat.com>
10440 * input.c (get_source_range_for_char): Rename to...
10441 (selftest::get_source_range_for_char): ...this, and move within
10442 the #if CHECKING_P guard.
10443 (get_num_source_ranges_for_substring): Rename to...
10444 (selftest::get_num_source_ranges_for_substring): ...this, move
10445 within the #if CHECKING_P guard, and make static.
10446 (selftest::assert_num_substring_ranges): Initialize
10449 2016-08-18 Alan Modra <amodra@gmail.com>
10451 PR rtl-optimization/72771
10452 * reload.c (find_reloads): Don't assume that a subreg mem is OK
10453 when find_reloads_toplev returns address_reloaded==-1.
10454 (alternative_allows_const_pool_ref): Update comment.
10456 2015-08-17 Alan Hayward <alan.hayward@arm.com>
10458 PR tree-optimization/71752
10459 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
10460 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
10462 2016-08-17 Jakub Jelinek <jakub@redhat.com>
10464 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
10465 instead of testing ECF_NORETURN bit in gimple_call_flags.
10466 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
10467 * predict.c (tree_bb_level_predictions): Likewise.
10468 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
10470 PR middle-end/77259
10471 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
10472 turning a call into __builtin_unreachable-like noreturn call, adjust
10473 gimple_call_set_fntype.
10474 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
10475 gimple_call_fntype has void return type.
10477 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
10479 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
10480 maybe_lookup_decl, to handle nested acc loop directives.
10482 2016-08-17 Richard Biener <rguenther@suse.de>
10484 PR tree-optimization/76490
10485 * tree-vrp.c (update_value_range): Preserve overflow infinities
10486 when intersecting with ranges from get_range_info.
10487 (operand_less_p): Handle overflow infinities correctly.
10488 (value_range_constant_singleton): Use vrp_operand_equal_p
10489 to handle overflow max/min correctly.
10490 (vrp_valueize): Likewise.
10491 (union_ranges): Likewise.
10492 (intersect_ranges): Likewise.
10493 (vrp_visit_phi_node): Improve iteration limitation to only
10494 apply when we'll possibly re-visit the PHI via a changed argument
10497 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
10499 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
10500 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
10501 rather than those that should not be built.
10503 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
10506 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
10508 2016-08-17 Richard Biener <rguenther@suse.de>
10510 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
10511 (verify_vssa): New function verifying virtual SSA form.
10512 (verify_ssa): Call it.
10513 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
10514 Do not apply loop-closed SSA handling to virtuals.
10515 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
10516 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
10517 when rewriting their symbol.
10518 (prepare_def_site_for): Likewise.
10519 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
10520 operands of moved stmts.
10522 2016-08-17 Richard Biener <rguenther@suse.de>
10524 PR tree-optimization/23855
10525 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
10526 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
10527 find guards to hoist. Do not update SSA form but rewrite virtuals
10528 into loop closed SSA.
10529 (find_loop_guard): Adjust to skip already hoisted guards. Do
10530 not mark virtuals for renaming or update SSA form.
10532 2016-08-17 Martin Liska <mliska@suse.cz>
10534 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
10535 a LONG_LONG_TYPE_SIZE comparison.
10536 * gcov-io.h: Remove macro definitions.
10537 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
10538 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
10541 2016-08-16 Jakub Jelinek <jakub@redhat.com>
10543 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
10544 that builtins not mentioned in bdesc_* arrays come first, then
10545 the ones mentioned in bdesc_* arrays in the order they appear in
10546 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
10547 IX86_BUILTIN__BDESC_*_LAST enumerator.
10548 (bdesc_mpx): Fix up a comment typo.
10549 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
10550 __builtin_ia32_vpcomneu[bwdq] builtins.
10551 (BDESC_VERIFY, BDESC_VERIFYS): Define.
10552 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
10553 enum ix86_builtins ordering.
10554 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
10555 for direct bdesc_* array member access instead of searching all the
10556 arrays until an fcode match is found.
10558 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
10560 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
10561 pattern as define_insn_and_split. Split insn before reload to
10563 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
10564 <shift_insn><mode>3_1.
10565 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
10566 <rotate_insn><mode>3_1.
10568 2016-08-16 David Malcolm <dmalcolm@redhat.com>
10571 * input.c (get_source_range_for_substring): Rename to...
10572 (get_source_location_for_substring): ...this, adding param
10573 "caret_idx", and converting output param from source_range * to
10575 (get_source_range_for_char): New function.
10576 (get_num_source_ranges_for_substring): Update comment to reflect
10578 (assert_char_at_range): Update to use get_source_range_for_char
10579 rather than get_source_range_for_substring.
10580 (test_lexer_string_locations_concatenation_2): Likewise.
10581 * substring-locations.h (get_source_range_for_substring): Rename
10583 (get_source_location_for_substring): ...this, and adding param
10584 "caret_idx", and converting output param from source_range * to
10587 2016-08-16 David Malcolm <dmalcolm@redhat.com>
10589 * input.c (class selftest::temp_source_file): Move to
10591 (selftest::temp_source_file::temp_source_file): Move to
10593 (selftest::temp_source_file::~temp_source_file): Likewise.
10594 * selftest.c (selftest::temp_source_file::temp_source_file): Move
10596 (selftest::temp_source_file::~temp_source_file): Likewise.
10597 * selftest.h (class selftest::temp_source_file): Move here from
10600 2016-08-16 Jakub Jelinek <jakub@redhat.com>
10603 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
10604 inlining, add cgraph edge for the added __builtin_unreachable call.
10606 PR middle-end/67485
10607 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
10608 only cast it to SHWI for the final comparison.
10610 2016-08-16 Martin Liska <mliska@suse.cz>
10612 PR gcov-profile/36412
10613 * doc/gcov.texi: Document --hash-filenames(-x).
10614 * gcov.c (print_usage): Add the option.
10615 (process_args): Process the option, sort options alphabetically.
10616 (md5sum_to_hex): New function.
10617 (make_gcov_file_name): Do the md5sum and append it to a
10620 2016-08-16 Bin Cheng <bin.cheng@arm.com>
10622 PR tree-optimization/69848
10623 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
10624 and swtich operands to avoid additional NOT instruction.
10625 (vcond<v_cmp_mixed><mode>): Ditto.
10626 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
10628 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
10630 * doc/install.texi (*-*-solaris2*): Adjust latest change.
10632 2016-08-16 Richard Biener <rguenther@suse.de>
10634 PR tree-optimization/76783
10635 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
10636 BB visited flags at start.
10638 2016-08-16 Bin Cheng <bin.cheng@arm.com>
10640 PR tree-optimization/72817
10641 PR tree-optimization/73450
10642 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
10643 multiple_of_p for adjusted IV.base.
10645 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
10648 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
10649 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
10650 for !flag_finite_math_only or flag_signed_zeros.
10651 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
10652 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
10653 depend on flag_finite_math_only.
10654 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
10656 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
10657 (*ieee_smin<mode>3): Ditto.
10658 (*ieee_smax<mode>3): Ditto.
10659 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
10660 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
10662 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
10663 depend on flag_finite_math_only.
10664 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
10665 (*mmx_<code>v2sf3): Remove.
10666 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
10667 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
10668 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
10670 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
10672 PR rtl-optimization/73650
10673 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
10674 it is not a simple move.
10676 2016-08-15 Martin Liska <mliska@suse.cz>
10679 * gcc.c (do_spec_1): Call save_string with the right size.
10680 (save_string): Do an assert about string we copy.
10682 2016-08-15 Richard Biener <rguenther@suse.de>
10684 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
10685 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
10687 (pass_data_stv): Likewise.
10689 2016-08-15 Richard Biener <rguenther@suse.de>
10691 PR tree-optimization/73434
10692 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
10693 TBAA info on the base when forwarding a non-invariant address.
10695 2016-08-15 Jakub Jelinek <jakub@redhat.com>
10697 * dwarf2out.c (struct checksum_attributes): Add
10698 at_string_length_bit_size and at_string_length_byte_size fields.
10699 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
10700 and DW_AT_string_length_byte_size.
10701 (die_checksum_ordered): Handle at_string_length_bit_size and
10702 at_string_length_byte_size.
10703 (gen_array_type_die): For dwarf_version >= 5 emit
10704 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
10705 (adjust_string_types): For dwarf_version >= 5 remove
10706 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
10707 (resolve_addr): Likewise.
10710 * dwarf2out.c (string_types): New variable.
10711 (gen_array_type_die): Change early_dwarf handling of
10712 DW_AT_string_length, create DW_OP_call4 referencing the
10713 length var temporarily. Handle parameters that are pointers
10715 (adjust_string_types): New function.
10716 (gen_subprogram_die): Temporarily set string_types to local var,
10717 call adjust_string_types if needed.
10718 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
10720 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
10722 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
10724 * doc/install.texi (*-*-solaris2*): Fix version number and document
10725 requirement on GNU make for building libjava with the Solaris linker.
10727 2016-08-15 Martin Liska <mliska@suse.cz>
10728 Jakub Jelinek <jakub@redhat.com>
10730 PR tree-optimization/72824
10731 * tree-loop-distribution.c (const_with_all_bytes_same)
10732 <case VECTOR_CST>: Fix a typo.
10734 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
10737 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
10738 Renamed from _mm512_undefined_si512.
10739 (_mm_undefined_si512): New definition.
10741 2016-08-13 Richard Biener <rguenther@suse.de>
10743 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
10744 into PHIs and update the lattice for its def.
10746 2016-08-12 Jakub Jelinek <jakub@redhat.com>
10749 * ubsan.c (instrument_si_overflow): Pass true instead of false
10751 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
10752 of bbs. Return TODO_cleanup_cfg if any returned true.
10754 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10756 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
10757 ISA 3.0 MTVSRDD instruction.
10758 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
10761 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
10763 PR tree-optimization/71083
10764 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
10765 bitfield access when possible.
10767 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
10769 PR middle-end/71654
10770 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
10771 sign-changing cast from a shorter unsigned type to a wider
10774 2016-08-12 Jakub Jelinek <jakub@redhat.com>
10776 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
10777 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
10778 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
10780 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10782 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
10783 Correct costs for vec_construct.
10785 2016-08-12 Bin Cheng <bin.cheng@arm.com>
10787 PR tree-optimization/69848
10788 * tree-vectorizer.h (enum vect_def_type): New condition reduction
10789 type CONST_COND_REDUCTION.
10790 * tree-vect-loop.c (vectorizable_reduction): Support new condition
10791 reudction type CONST_COND_REDUCTION.
10793 2016-08-12 Richard Biener <rguenther@suse.de>
10795 PR tree-optimization/57326
10796 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
10797 returning an SSA name.
10798 (phi_translate_1): When fully_constant_expression returns a NAME
10799 make sure we have a leader for it.
10801 2016-08-12 Martin Liska <mliska@suse.cz>
10802 Adam Fineman <afineman@afineman.com>
10804 * gcov.c (process_file): Create .gcov file when .gcda
10807 2016-08-12 Marek Polacek <polacek@redhat.com>
10810 * alias.c (find_base_value): Adjust fall through comment.
10811 * cfgexpand.c (expand_debug_expr): Likewise.
10812 * combine.c (find_split_point): Likewise.
10813 (expand_compound_operation): Likewise. Add FALLTHRU.
10814 (make_compound_operation): Adjust fall through comment.
10815 (canon_reg_for_combine): Add FALLTHRU.
10816 (force_to_mode): Adjust fall through comment.
10817 (simplify_shift_const_1): Likewise.
10818 (simplify_comparison): Likewise.
10819 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
10821 * config/aarch64/predicates.md: Likewise.
10822 * config/i386/i386.c (function_arg_advance_32): Likewise.
10823 (ix86_gimplify_va_arg): Likewise.
10824 (print_reg): Likewise.
10825 (ix86_print_operand): Likewise.
10826 (ix86_build_const_vector): Likewise.
10827 (ix86_expand_branch): Likewise.
10828 (ix86_sched_init_global): Adjust fall through comment.
10829 (ix86_expand_args_builtin): Add FALLTHRU.
10830 (ix86_expand_builtin): Likewise.
10831 (ix86_expand_vector_init_one_var): Likewise.
10832 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
10833 (rs6000_adjust_cost): Likewise.
10834 (insn_must_be_first_in_group): Likewise.
10835 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
10836 * dbxout.c (dbxout_symbol): Adjust fall through comment.
10837 * df-scan.c (df_uses_record): Likewise.
10838 * dojump.c (do_jump): Add FALLTHRU.
10839 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
10841 (resolve_args_picking_1): Adjust fall through comment.
10842 (loc_list_from_tree_1): Likewise.
10843 * expmed.c (make_tree): Likewise.
10844 * expr.c (expand_expr_real_2): Add FALLTHRU.
10845 (expand_expr_real_1): Likewise. Adjust fall through comment.
10846 * fold-const.c (const_binop): Adjust fall through comment.
10847 (fold_truth_not_expr): Likewise.
10848 (fold_cond_expr_with_comparison): Add FALLTHRU.
10849 (fold_binary_loc): Likewise.
10850 (contains_label_1): Adjust fall through comment.
10851 (multiple_of_p): Likewise.
10852 * gcov-tool.c (process_args): Add FALLTHRU.
10853 * genattrtab.c (check_attr_test): Likewise.
10854 (write_test_expr): Likewise.
10855 * genconfig.c (walk_insn_part): Likewise.
10856 * genpreds.c (validate_exp): Adjust fall through comment.
10857 (needs_variable): Likewise.
10858 * gensupport.c (get_alternatives_number): Add FALLTHRU.
10859 (subst_dup): Likewise.
10860 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
10861 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
10862 (gimplify_scan_omp_clauses): Add FALLTHRU.
10863 (goa_stabilize_expr): Likewise.
10864 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
10866 * hsa-gen.c (get_address_from_value): Likewise.
10867 * ipa-icf.c (sem_function::hash_stmt): Likewise.
10868 * ira.c (ira_setup_alts): Add FALLTHRU.
10869 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
10871 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
10872 * opts.c (common_handle_option): Likewise.
10873 * read-rtl.c (read_rtx_code): Likewise.
10874 * real.c (round_for_format): Likewise.
10875 * recog.c (asm_operand_ok): Likewise.
10876 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
10877 * reload1.c (set_label_offsets): Likewise.
10878 (eliminate_regs_1): Likewise.
10879 (reload_reg_reaches_end_p): Likewise.
10880 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
10881 (rtx_cost): Likewise.
10882 * sched-rgn.c (is_exception_free): Likewise.
10883 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
10884 * stor-layout.c (int_mode_for_mode): Likewise.
10885 * toplev.c (print_to_asm_out_file): Likewise.
10886 (print_to_stderr): Likewise.
10887 * tree-cfg.c (gimple_verify_flow_info): Likewise.
10888 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
10889 (chrec_fold_multiply): Likewise.
10890 (evolution_function_is_invariant_rec_p): Likewise.
10891 (for_each_scev_op): Likewise.
10892 * tree-data-ref.c (siv_subscript_p): Likewise.
10893 (get_references_in_stmt): Likewise.
10894 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
10895 (substitute_in_expr): Likewise.
10896 (type_cache_hasher::equal): Likewise.
10897 (walk_type_fields): Likewise.
10898 * var-tracking.c (adjust_mems): Add FALLTHRU.
10899 (set_dv_changed): Adjust fall through comment.
10900 * varasm.c (default_function_section): Add FALLTHRU.
10902 2016-08-12 Marek Polacek <polacek@redhat.com>
10905 * tree-complex.c (expand_complex_division): Add missing break.
10907 2016-08-12 Richard Biener <rguenther@suse.de>
10909 * passes.c (execute_todo): Do not push/pop TV_TODO.
10910 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
10911 (execute_one_pass): Likewise.
10912 * common.opt (ftime-report-details): New switch.
10913 * doc/invoke.texi (ftime-report-details): Document.
10914 * timevar.h (timer::print_row): Adjust signature.
10915 (timer::all_zero): New static helper.
10916 (timer::child_map_t): New typedef.
10917 (timer::time_var_def): Add children field.
10918 * timevar.c (timer::named_items::print): Adjust.
10919 (timer::~timer): Free timevar recorded children.
10920 (timer::pop_internal): When -ftime-report-details record
10921 time spent in sub-timevars.
10922 (timer::print_row): Adjust.
10923 (timer::print): Print sub-timevar stats, use all_zero.
10924 * timevar.def (TV_TODO): Remove.
10926 2016-08-12 Richard Biener <rguenther@suse.de>
10928 PR tree-optimization/72851
10929 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
10930 worklists to use bitmaps indexed in execution order.
10931 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
10932 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
10933 (cfg_blocks): Make a bitmap.
10934 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
10936 (cfg_blocks_empty_p): Adjust.
10937 (cfg_blocks_add): Likewise.
10938 (cfg_blocks_get): Likewise.
10939 (add_ssa_edge): Likewise.
10940 (add_control_edge): Likewise.
10941 (simulate_stmt): Likewise.
10942 (process_ssa_edge_worklist): Likewise.
10943 (simulate_block): Likewise.
10944 (ssa_prop_init): Compute PRE order and stmt UIDs.
10945 (ssa_prop_fini): Adjust.
10946 (ssa_propagate): Adjust.
10948 2016-08-12 Richard Biener <rguenther@suse.de>
10950 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
10951 the currently executable edges have fixed ranges. Always
10952 go through update_value_range.
10954 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
10958 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
10959 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
10960 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
10961 (LANG_HOOKS_DECLS): Add it.
10962 * langhooks.h (struct lang_hooks_for_decls): Add
10963 function_decl_defaulted. Const_tree-ify
10964 function_decl_explicit_p and function_decl_deleted_p.
10965 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
10966 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
10967 also at strict DWARF v5.
10970 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
10971 TYPE_QUAL_CONST in reference-typed decls.
10974 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
10975 in DW_OP_pieces, just enough to handle pointers to member
10977 (gen_remaining_tmpl_value_param_die_attribute): Use a location
10978 expression on DWARFv5 if a constant value doesn't work.
10980 2016-08-11 David Malcolm <dmalcolm@redhat.com>
10982 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
10983 * selftest.c (selftest::test_assertions): New function.
10984 (selftest::selftest_c_tests): New function.
10985 * selftest.h (selftest::selftest_c_tests): New declaration.
10987 2016-08-11 Richard Biener <rguenther@suse.de>
10988 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10990 PR rtl-optimization/72855
10991 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
10993 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10996 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
10997 (vsx_store_<mode>): Likewise.
10999 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
11001 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
11002 TImode CONST_WIDE_INT store.
11003 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
11005 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
11007 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
11008 mode if unaligned SSE load and store are optimal.
11010 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
11012 PR tree-optimization/71083
11013 * tree-predcom.c (ref_at_iteration): Correctly align the
11016 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11018 * config/s390/s390-builtin-types.def: Add INT128 types.
11019 * config/s390/s390-builtins.def: Add INT128 variants for the add
11020 sub low-level builtins dealing with TImode.
11021 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
11022 via subreg when expanding a builtin.
11023 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
11024 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
11026 * config/s390/vecintrin.h: Adjust builtin names accordingly.
11027 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
11028 ("vec_addc<mode>", "vec_addc_u128"): Merge to
11029 "vacc<bhfgq>_<mode>".
11030 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
11031 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
11032 ("vec_subc<mode>", "vec_subc_u128"): Merge to
11033 "vscbi<bhfgq>_<mode>".
11034 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
11035 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
11037 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11039 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
11041 2016-08-11 Bin Cheng <bin.cheng@arm.com>
11043 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
11044 unused declaration.
11045 (vcond<v_cmp_mixed><mode>): Ditto.
11046 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
11048 2016-08-11 Bin Cheng <bin.cheng@arm.com>
11050 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
11051 variable explicitly, also assert on it before use.
11053 2016-08-11 Richard Biener <rguenther@suse.de>
11055 PR tree-optimization/72772
11056 * cfgloopmanip.c (create_preheader): Use split_edge if there
11057 is a single loop entry, avoiding degenerate PHIs.
11059 2016-08-11 Richard Biener <rguenther@suse.de>
11061 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
11062 unconditional TODO_cleanup_cfg.
11063 (pass_thread_jumps::execute): Initialize loops, perform a CFG
11064 cleanup only if we threaded a jump.
11066 2016-08-11 Alan Modra <amodra@gmail.com>
11069 * lra-constraints.c (simplify_operand_subreg): Allow subreg
11070 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
11071 slow. Emit two reloads for slow mem case, first loading in
11072 fast innermode, then converting to required mode.
11074 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
11076 * config/rs6000/altivec.h (vec_extract_exp): New macro.
11077 (vec_extract_sig): New macro.
11078 (vec_insert_exp): New macro.
11079 (vec_test_data_class): New macro.
11080 (scalar_extract_exp): New macro.
11081 (scalar_extract_sig): New macro.
11082 (scalar_insert_exp): New macro.
11083 (scalar_test_data_class): New macro.
11084 (scalar_test_neg): New macro.
11085 (scalar_cmp_exp_gt): New macro.
11086 (scalar_cmp_exp_lt): New macro.
11087 (scalar_cmp_exp_eq): New macro.
11088 (scalar_cmp_exp_unordered): New macro.
11089 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
11090 to enforce constraint that operand is a 7-bit unsigned literal.
11091 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
11092 for power9 built-ins.
11093 (BU_P9V_VSX_2): Likewise.
11094 (BU_P9V_64BIT_VSX_2): Likewise.
11095 (VSEEDP): Add scalar extract exponent support.
11096 (VSEESP): Add scalar extract signature support.
11097 (VSTDCNDP): Add scalar test negative support.
11098 (VSTDCNSP): Likewise.
11099 (VSIEDP): Add scalar insert exponent support.
11100 (VSCEDPGT): Add scalar compare exponent greater than support.
11101 (VSCEDPLT): Add scalar compare exponent less than support.
11102 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
11103 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
11104 (VSTDCDP): Add scalar test data class support.
11105 (VSTDCSP): Likewise.
11106 (VSEEDP): Add overload support for scalar extract exponent
11108 (VSESDP): Add overload support for scalar extract signature
11110 (VSTDCN): Add overload support for scalar test negative
11112 (VSTDCNDP): Add overload support for scalar test negative
11114 (VSTDCNSP): Add overload support for scalar test negative
11116 (VSIEDP): Add overload support for scalar insert exponent
11118 (VSTDC): Add overload support for scalar test data class
11120 (VSTDCDP): Add overload support for scalar test data class
11122 (VSTDCSP): Add overload support for scalar test data class
11124 (VSCEDPGT): Add overload support for scalar compare exponent
11125 greater than operation.
11126 (VSCEDPLT): Add overload support for scalar compare exponent
11127 less than operation.
11128 (VSCEDPEQ): Add overload support for scalar compare exponent
11129 test-for-equality operation.
11130 (VSCEDPUO): Add overload support for scalar compare exponent
11131 test-for-unordered operation.
11132 (VEEDP): Add vector extract exponent support.
11134 (VESDP): Add vector extract significand support.
11136 (VIEDP): Add vector insert exponent support.
11138 (VTDCDP): Add vector test data class support.
11139 (VTDCSP): Likewise.
11140 (VES): Add overload support for vector extract significand operation.
11143 (VEE): Add overload support for vector extract exponent operation.
11146 (VTDC): Add overload support for vector test data class operation.
11147 (VTDCDP): Likewise.
11148 (VTDCSP): Likewise.
11149 (VIE): Add overload support for vector insert exponent operation.
11152 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11153 overloaded binary floating point functions.
11154 (altivec_resolve_overloaded_builtin): Improve error messages to
11155 distinguish between functions not supported in the current
11156 compiler configuration and functions that were invoked with an
11157 invalid parameter combination, and include the built-in function
11158 name in both error messages.
11159 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
11161 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
11163 (rs6000_expand_binop_builtin): Add check to enforce that argument
11164 2 of the test data class operations is a 7-bit unsigned literal.
11165 (rs6000_invalid_builtin): Add code to issue an error message if a
11166 built-in function that requires the power9_vector and -m32
11167 command-line options is compiled without these options.
11168 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
11169 (UNSPEC_VSX_SXSIGDP): New value.
11170 (UNSPEC_VSX_SXSIGPDP): New value.
11171 (UNSPEC_VSX_SIEXPDP): New value.
11172 (UNSPEC_VSX_SCMPEXPDP): New value.
11173 (UNSPEC_VSX_STSTDC): New value.
11174 (UNSPEC_VSX_VXEXP): New value.
11175 (UNSPEC_VSX_VXSIG): New value.
11176 (UNSPEC_VSX_VIEXP): New value.
11177 (UNSPEC_VSX_VTSTDC): New value.
11178 (xsxexpdp): New insn for scalar extract exponent.
11179 (xsxsigdp): New insn for scalar extract significand.
11180 (xsiexpdp): New insn for scalar insert exponent.
11181 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
11182 (*xscmpexpdp): New insn for scalar compare exponents.
11183 (xststdc<Fvsx): New expansion for both single- and
11184 double-precision scalar test data class operations.
11185 (xststdcneg<Fvsx>): New expansion for both single- and
11186 double-precision scalar test for negative value operations.
11187 (*xststdc<Fvsx>): New insn for scalar test data class
11189 (xvxexp<VSs>): New insn for single- and double-precision
11190 vector extract exponent operation.
11191 (xvxsig<VSs>): New insn for single- and double-precision
11192 vector extract significand operation.
11193 (xviexp<VSs>): New insn for single- and double-precision
11194 vector insert exponent operation.
11195 (xvtstdc<VSs>): New insn for single- and double-precision
11196 vector test data class operation.
11197 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11198 built-in functions to represent the Power9 binary floating-point
11199 support instructions.
11201 2016-08-10 bin cheng <bin.cheng@arm.com>
11203 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
11205 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
11206 Renlin Li <renlin.li@arm.com>
11207 Bin Cheng <bin.cheng@arm.com>
11209 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
11210 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
11211 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
11212 (aarch64_vcond_internal<mode><mode>): Delete pattern.
11213 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
11214 (vcond<v_cmp_result><mode>): Ditto.
11215 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
11216 (vcondu<mode><mode>): Ditto.
11217 (vcond<v_cmp_mixed><mode>): New pattern.
11218 (vcondu<mode><v_cmp_mixed>): New pattern.
11219 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
11220 of aarch64_vcond_internal.
11222 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
11223 Renlin Li <renlin.li@arm.com>
11224 Bin Cheng <bin.cheng@arm.com>
11226 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
11227 (vec_cmp<mode><v_cmp_result>): New pattern.
11228 (vec_cmpu<mode><mode>): New pattern.
11229 (vcond_mask_<mode><v_cmp_result>): New pattern.
11231 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
11233 PR tree-optimization/71734
11234 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
11235 REF_LOOP, invoke ref_indep_loop_p_1.
11236 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
11237 to ref_indep_loop_p.
11238 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
11239 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
11240 is inside LOOP, do not cache dpendence value for loops with
11242 (ref_indep_loop_p_2): Delete function.
11243 (can_sm_ref_p): Pass LOOP as additional argument to
11246 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
11249 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
11250 being an offsettable address.
11252 2016-08-10 Martin Liska <mliska@suse.cz>
11254 PR gcov-profile/58306
11255 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
11256 atomic variants of profile update functions.
11258 2016-08-10 Martin Liska <mliska@suse.cz>
11260 Cherry picked (and modified) from google-4_7 branch
11261 2012-12-26 Rong Xu <xur@google.com>
11262 * common.opt (fprofile-update): Add new flag.
11263 * coretypes.h: Define enum profile_update.
11264 * doc/invoke.texi: Document -fprofile-update.
11265 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
11266 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
11267 * tree-profile.c (gimple_init_edge_profiler): Generate
11268 also atomic profiler update.
11269 (gimple_gen_edge_profiler): Likewise.
11271 2016-08-10 David Malcolm <dmalcolm@redhat.com>
11273 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
11274 stack_usage_file to NULL after fclose calls.
11276 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11279 * reload.c (push_reload): Compute subreg_in_class for
11280 subregs of constants and plus expressions. Remove special
11281 handling of SYMBOL_REFs.
11283 2016-08-10 Alan Modra <amodra@gmail.com>
11286 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
11287 SImode for TARGET_E500_DOUBLE when given SImode.
11289 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
11291 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
11292 unused variable __O.
11294 2016-08-09 Martin Liska <mliska@suse.cz>
11296 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
11297 _gcov_reset to __gcov_reset.
11298 * doc/gcov-tool.texi: Fix typo.
11300 2016-08-09 Martin Liska <mliska@suse.cz>
11302 * value-prof.c (gimple_divmod_values_to_profile): Do not
11303 instrument MOD histogram if a value is not a SSA name.
11305 2016-08-09 Martin Liska <mliska@suse.cz>
11307 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
11310 2016-08-09 Renlin Li <renlin.li@arm.com>
11312 PR middle-end/64971
11313 * calls.c (prepare_call_address): Convert funexp to Pmode when
11315 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
11316 (sibcall_value): Likewise.
11318 2016-08-09 Marek Polacek <polacek@redhat.com>
11321 * cselib.c (cselib_expand_value_rtx_1): Add return.
11322 * gengtype.c (dbgprint_count_type_at): Likewise.
11323 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
11324 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
11326 2016-08-09 Martin Jambor <mjambor@suse.cz>
11329 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
11330 if instance is a MEM_REF.
11332 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
11335 * config/i386/i386.md (*movtf_internal): Use
11336 lra_in_progress || reload_completed instead of !can_create_pseudo_p
11337 in the insn constraint.
11338 (*movxf_internal): Ditto.
11339 (*movdf_internal): Ditto.
11340 (*movsf_internal): Ditto.
11342 2016-08-09 Bin Cheng <bin.cheng@arm.com>
11344 PR tree-optimization/72772
11345 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
11348 2016-08-09 Bin Cheng <bin.cheng@arm.com>
11350 PR tree-optimization/72772
11351 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
11353 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
11354 parameter STOP and update calls. Move expand_simple_operations
11355 function call from here...
11356 (simplify_using_initial_conditions): ...to here. Delete parameter
11358 (tree_simplify_using_condition): Delete parameter STOP.
11359 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
11360 simplify_using_initial_conditions.
11362 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
11365 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
11366 Use create_tmp_var_raw instead of create_tmp_var.
11368 2016-08-09 Richard Biener <rguenther@suse.de>
11370 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
11371 Treat same SSA names related.
11373 2016-08-09 Jakub Jelinek <jakub@redhat.com>
11375 PR tree-optimization/72824
11376 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
11377 real_zerop is not negative.
11379 2016-08-09 Richard Biener <rguenther@suse.de>
11381 PR tree-optimization/71802
11382 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
11383 all merge opportunities with the predecessor.
11385 2016-08-09 Richard Biener <rguenther@suse.de>
11388 * ipa-prop.c (ipa_modify_formal_parameters): Build
11389 parameter types with natural alignment also for the
11392 2016-08-08 Andi Kleen <ak@linux.intel.com>
11394 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
11396 2016-08-08 David Malcolm <dmalcolm@redhat.com>
11399 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
11400 do-nothing langhook.
11401 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
11402 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
11403 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
11404 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
11406 2016-08-08 David Malcolm <dmalcolm@redhat.com>
11409 * input.c: Ensure that HAVE_ICONV is defined.
11411 2016-08-08 Jakub Jelinek <jakub@redhat.com>
11413 PR middle-end/72781
11414 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
11415 private vars for lastprivate and for linear iterator.
11417 PR middle-end/68762
11418 * omp-simd-clone.c: Include varasm.h.
11419 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
11420 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
11421 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
11422 update function name.
11424 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11426 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
11427 (avr_diagnose_devicespecs_error): Remove.
11428 (avr_devicespecs_file): Remove composing absolute path for specfile
11429 and its verbose info. Remove conditions to check specs-file,
11431 2016-08-08 Jakub Jelinek <jakub@redhat.com>
11433 PR rtl-optimization/72821
11434 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
11435 just return false for them.
11437 2016-08-08 Alan Modra <amodra@gmail.com>
11440 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
11441 toc refs created during reload. Update function comment.
11443 2016-08-08 Alan Modra <amodra@gmail.com>
11446 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
11447 alternatives. Put loads first, then stores, and reg/reg moves
11448 within same class later. Delete attr length.
11450 2016-08-08 Alan Modra <amodra@gmail.com>
11453 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
11454 (mem_operand_ds_form): New predicate.
11455 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
11456 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
11457 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
11458 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
11459 (extendsfdf2_fpr): Replace o constraint with wY.
11461 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
11463 * tree-ssa-threadbackward.c: Include tree-inline.h
11464 (profitable_jump_thread_path): Use estimate_num_insns to estimate
11465 size of copied block; for cold paths reduce duplication.
11466 (find_jump_threads_backwards): Remove redundant tests.
11467 (pass_thread_jumps::gate): Enable for -Os.
11469 2016-08-07 Jakub Jelinek <jakub@redhat.com>
11472 * stor-layout.c (layout_decl): Fix up formatting.
11473 (relayout_decl): Allow DECL to be FIELD_DECL.
11475 2016-08-07 Alan Modra <amodra@gmail.com>
11477 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
11479 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11481 * data-streamer-in.c (streamer_read_wide_int): New.
11482 (streamer_read_widest_int): Renamed function.
11483 * data-streamer-out.c (streamer_write_wide_int): New
11484 (streamer_write_widest_int): Renamed function.
11485 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
11487 (input_cfg): Call renamed function.
11488 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
11490 (output_cfg): Call renamed function.
11491 * data-streamer.h: Add declarations.
11493 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11495 * tree-ssa-ccp.c (extend_mask): New param sgn.
11496 Remove ORing with wi::mask.
11497 (get_default_value): Adjust call to extend_mask to pass sign.
11498 (evaluate_stmt): Likewise.
11500 2016-08-06 Jakub Jelinek <jakub@redhat.com>
11502 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
11505 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11507 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
11508 transform if operand's type is pointer to function or method.
11510 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
11512 PR tree-optimization/18046
11513 * tree-ssa-threadedge.c: Include cfganal.h.
11514 (simplify_control_statement_condition): If simplifying a
11515 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
11516 with the dominating ASSERT_EXPR before handing it off to VRP.
11517 Mention that a CASE_LABEL_EXPR may be returned.
11518 (thread_around_empty_blocks): Adjust to handle
11519 simplify_control_statement_condition() returning a
11521 (thread_through_normal_block): Likewise.
11522 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
11523 a switch statement by trying to determine which case label
11526 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
11528 PR rtl-optimization/69847
11529 * lra-constraints.c (process_invariant_for_inheritance): Save
11530 pattern instead of src.
11531 (remove_inheritance_pseudos): Use the pattern. Add assert.
11533 2016-08-05 David Malcolm <dmalcolm@redhat.com>
11535 * input.c (string_concat::string_concat): New constructor.
11536 (string_concat_db::string_concat_db): New constructor.
11537 (string_concat_db::record_string_concatenation): New method.
11538 (string_concat_db::get_string_concatenation): New method.
11539 (string_concat_db::get_key_loc): New method.
11540 (class auto_cpp_string_vec): New class.
11541 (get_substring_ranges_for_loc): New function.
11542 (get_source_range_for_substring): New function.
11543 (get_num_source_ranges_for_substring): New function.
11544 (class selftest::lexer_test_options): New class.
11545 (struct selftest::lexer_test): New struct.
11546 (class selftest::ebcdic_execution_charset): New class.
11547 (selftest::ebcdic_execution_charset::s_singleton): New variable.
11548 (selftest::lexer_test::lexer_test): New constructor.
11549 (selftest::lexer_test::~lexer_test): New destructor.
11550 (selftest::lexer_test::get_token): New method.
11551 (selftest::assert_char_at_range): New function.
11552 (ASSERT_CHAR_AT_RANGE): New macro.
11553 (selftest::assert_num_substring_ranges): New function.
11554 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
11555 (selftest::assert_has_no_substring_ranges): New function.
11556 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
11557 (selftest::test_lexer_string_locations_simple): New function.
11558 (selftest::test_lexer_string_locations_ebcdic): New function.
11559 (selftest::test_lexer_string_locations_hex): New function.
11560 (selftest::test_lexer_string_locations_oct): New function.
11561 (selftest::test_lexer_string_locations_letter_escape_1): New function.
11562 (selftest::test_lexer_string_locations_letter_escape_2): New function.
11563 (selftest::test_lexer_string_locations_ucn4): New function.
11564 (selftest::test_lexer_string_locations_ucn8): New function.
11565 (selftest::uint32_from_big_endian): New function.
11566 (selftest::test_lexer_string_locations_wide_string): New function.
11567 (selftest::uint16_from_big_endian): New function.
11568 (selftest::test_lexer_string_locations_string16): New function.
11569 (selftest::test_lexer_string_locations_string32): New function.
11570 (selftest::test_lexer_string_locations_u8): New function.
11571 (selftest::test_lexer_string_locations_utf8_source): New function.
11572 (selftest::test_lexer_string_locations_concatenation_1): New
11574 (selftest::test_lexer_string_locations_concatenation_2): New
11576 (selftest::test_lexer_string_locations_concatenation_3): New
11578 (selftest::test_lexer_string_locations_macro): New function.
11579 (selftest::test_lexer_string_locations_stringified_macro_argument):
11581 (selftest::test_lexer_string_locations_non_string): New function.
11582 (selftest::test_lexer_string_locations_long_line): New function.
11583 (selftest::test_lexer_char_constants): New function.
11584 (selftest::input_c_tests): Call the new test functions once per
11585 case within the line_table test matrix.
11586 * input.h (struct string_concat): New struct.
11587 (struct location_hash): New struct.
11588 (class string_concat_db): New class.
11589 * substring-locations.h: New header.
11591 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
11593 PR tree-optimization/72810
11594 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
11595 the type of the case labels when truncating.
11597 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
11600 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
11601 (aarch64_fp16_ptr_type_node): Likewise.
11602 * config/aarch64/aarch64-simd-builtins.c
11603 (aarch64_fp16_ptr_type_node): Define.
11604 (aarch64_init_fp16_types): New, refactored out of...
11605 (aarch64_init_builtins): ...here, update to call
11606 aarch64_init_fp16_types.
11607 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
11609 (aapcs_vfp_sub_candidate): Likewise.
11611 2016-08-05 Martin Liska <mliska@suse.cz>
11612 Joshua Cranmer <Pidgeot18@gmail.com>
11614 * gcov.c (line_t::has_block): New function.
11615 (enum loop_type): New enum.
11616 (handle_cycle): New function.
11617 (unblock): Likewise.
11618 (circuit): Likewise.
11619 (get_cycles_count): Likewise.
11620 (accumulate_line_counts): Use new loop detection algorithm.
11622 2016-08-05 Martin Liska <mliska@suse.cz>
11624 * gcov.c (output_intermediate_file): Rename
11625 function_info::line_next to next_file_fn.
11626 (process_file): Likewise.
11627 (read_graph_file): Likewise.
11628 (accumulate_line_counts): Likewise.
11629 (output_lines): Likewise.
11631 2016-08-05 Richard Biener <rguenther@suse.de>
11633 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
11634 restriction on threading to a loop header.
11636 2016-08-05 Richard Biener <rguenther@suse.de>
11638 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
11639 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
11640 adjust loop info accordingly.
11642 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
11644 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
11645 before folding call to __builtin_constant_p with parameters to false.
11647 2016-08-05 Alan Modra <amodra@gmail.com>
11649 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
11650 code accidentally committed 2016-05-02 providing class when given
11653 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
11655 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
11656 the case label ranges that partially overlap with OP's value
11659 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
11662 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
11663 Cast builtin function result to __mmask16 instead of __mmask8.
11664 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
11665 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
11666 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
11668 2016-08-04 David Malcolm <dmalcolm@redhat.com>
11670 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
11671 (ASSERT_TRUE_AT): New macro.
11672 (ASSERT_FALSE): Reimplement in terms of...
11673 (ASSERT_FALSE_AT): New macro.
11674 (ASSERT_STREQ_AT): Fix typo in comment.
11676 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
11678 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
11679 labels are exhaustive, designate the label with the widest
11680 range to be the default label.
11682 2016-08-04 Andrew Pinski <apinski@cavium.com>
11684 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
11685 (thunderx_tunings): Use thunderx_vector_cost instead of
11686 generic_vector_cost.
11688 2016-08-04 Martin Liska <mliska@suse.cz>
11690 * gcov.c (main): Fix GNU coding style.
11691 (output_intermediate_file): Likewise.
11692 (process_file): Likewise.
11693 (generate_results): Likewise.
11694 (release_structures): Likewise.
11695 (create_file_names): Likewise.
11696 (find_source): Likewise.
11697 (read_graph_file): Likewise.
11698 (find_exception_blocks): Likewise.
11699 (canonicalize_name): Likewise.
11700 (make_gcov_file_name): Likewise.
11701 (mangle_name): Likewise.
11702 (accumulate_line_counts): Likewise.
11703 (output_branch_count): Likewise.
11704 (read_line): Likewise.
11706 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
11708 PR rtl-optimization/71779
11709 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
11710 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
11711 or if it was truncated.
11713 PR rtl-optimization/70903
11714 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
11716 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
11718 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
11719 accessing SSA_NAME_PTR_INFO.
11721 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
11724 * common/config/avr/avr-common.c (avr_option_optimization_table)
11725 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
11727 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
11730 * config/avr/avr.md: New pattern to work around do_store_flag
11731 generating shift instructions for bit extractions.
11733 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
11735 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
11737 (add_equivalence): Likewise.
11738 (get_value_range): Allocate value range with vrp_value_range_pool.
11739 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
11740 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
11742 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
11744 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
11745 the default for the rs6000 port.
11747 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11749 PR middle-end/71876
11750 * calls.c (special_function_p): Remove special handling of
11751 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
11752 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
11753 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
11755 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
11757 PR middle-end/72778
11758 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
11759 Don't stop on regular insns.
11761 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
11763 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
11764 size to DImode boundary.
11765 (nvptx_propagate): Likewise.
11767 2016-08-03 Alan Modra <amodra@gmail.com>
11769 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
11770 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
11771 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
11772 from -mefficient-unaligned-vector. Note that this affects fp too.
11774 2016-08-03 Alan Modra <amodra@gmail.com>
11776 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
11779 2016-08-03 Alan Modra <amodra@gmail.com>
11781 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
11782 to a reg. Localize vars.
11784 2016-08-03 Alan Modra <amodra@gmail.com>
11786 * config/rs6000/rs6000.opt: Remove negatives from help strings
11789 2016-08-03 Alan Modra <amodra@gmail.com>
11791 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
11792 Delete duplicated code.
11794 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
11796 PR middle-end/72778
11797 * lra-spills.c (regno_in_use_p): New.
11798 (lra_final_code_change): Use it.
11800 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
11802 PR rtl-optimization/69847
11803 * lra-int.h (struct lra-reg): Use restore_rtx instead of
11805 (lra_rtx_hash): New.
11806 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
11808 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
11809 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
11810 * lra-spills.c (lra_final_code_change): Don't delete insn when the
11811 next insn is USE with the same reg as the current insn source.
11812 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
11814 (lra_constraints_init): Call initiate_invariants.
11815 (lra_constraints_finish): Call finish_invariants.
11816 (struct invariant, invariant_t, invariant_ptr_t): New.
11817 (const_invariant_ptr_t, invariants, invariants_pool): New.
11818 (invariant_table, invariant_hash, invariant_eq_p): New.
11819 (insert_invariant, initiate_invariants, finish_invariants): New.
11820 (clear_invariants, invalid_invariant_regs): New.
11821 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
11822 instead of restore_regno.
11823 (invariant_p, process_invariant_for_inheritance): New.
11824 (inherit_in_ebb): Implement invariant inheritance.
11825 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
11826 (remove_inheritance_pseudos): Implement undoing invariant
11828 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
11829 instead of restore_regno.
11830 * lra-assigns.c (regno_live_length): New.
11831 (reload_pseudo_compare_func): Use regno_live_length.
11832 (assign_by_spills): Use restore_rtx instead of restore_regno.
11833 (lra_assign): Ditto. Initiate regno_live_length.
11835 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
11837 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
11838 __builtin_aarch64_fmindf.
11840 2016-08-02 Bin Cheng <bin.cheng@arm.com>
11842 PR tree-optimization/34114
11843 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
11844 information for more control IVs.
11846 2016-08-02 Bin Cheng <bin.cheng@arm.com>
11848 PR tree-optimization/34114
11849 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
11850 PLUS_EXPR case. Handle SSA_NAME case.
11852 2016-08-02 Tamar Christina <tamar.christina@arm.com>
11854 * config/aarch64/aarch64-simd-builtins.def
11855 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
11856 (__builtin_aarch64_fmaxdf): Likewise.
11857 (__builtin_aarch64_smin_nandf): Likewise.
11858 (__builtin_aarch64_smax_nandf): Likewise.
11859 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
11860 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
11861 (<fmaxmin><mode>3): ...this.
11862 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
11863 (vminnm_f64): Likewise.
11864 (vmin_f64): Likewise.
11865 (vmax_f64): Likewise.
11866 * config/aarch64/iterators.md (FMAXMIN): Merge with...
11867 (FMAXMIN_UNS): ...this.
11868 (fmaxmin): Merged with
11869 (fmaxmin_op): ...this...
11870 (maxmin_uns_op): ...in to this.
11872 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11874 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11875 Add support for vec_extract on vector float, vector int, vector
11876 short, and vector char vector types.
11877 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
11878 vector float, vector int, vector short, and vector char
11879 optimizations on 64-bit ISA 2.07 systems for both constant and
11880 variable element numbers.
11881 (rs6000_split_vec_extract_var): Likewise.
11882 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
11883 Altivec registers on ISA 2.07 and above.
11884 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
11885 which never was matched due to the split occuring before register
11886 allocation (and the code would not have worked on little endian
11887 systems if it did match). Allow extracts to go to the Altivec
11888 registers if ISA 2.07 (power8). Change from using "" around the
11889 C++ code to using {}'s.
11890 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
11891 vec_extracts when the vector is in memory.
11892 (vsx_extract_v4sf_var): New insn to optimize vector float
11893 vec_extracts when the element number is variable on 64-bit ISA
11895 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
11896 for 64-bit ISA 2.07 as well as ISA 3.0.
11897 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
11898 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
11899 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
11900 optimize vector int, vector short, and vector char vec_extracts
11901 when the vector is in memory.
11902 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
11903 optimize vector int, vector short, and vector char vec_extracts
11904 when the element number is variable.
11906 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
11909 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
11910 does not overlap with other symbol flags.
11912 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
11914 * config/aarch64/aarch64.h (aarch64_frame):
11915 Remove padding0 and hardfp_offset. Add locals_offset,
11916 initial_adjust, callee_adjust, callee_offset and final_adjust.
11917 * config/aarch64/aarch64.c (aarch64_layout_frame):
11918 Remove unused padding0 and hardfp_offset initializations.
11919 Choose frame layout and set frame variables accordingly.
11920 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
11921 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
11922 (aarch64_pop_regs): Likewise.
11923 (aarch64_expand_prologue): Remove all decision code, just emit
11924 prolog according to frame variables.
11925 (aarch64_expand_epilogue): Remove all decision code, just emit
11926 epilog according to frame variables.
11927 (aarch64_initial_elimination_offset): Use offset to local/arg area.
11929 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
11932 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
11933 fix_debug_reg_uses after changing source register mode to
11934 V1TImode if source register is undefined.
11936 2015-08-01 Alan Hayward <alan.hayward@arm.com>
11938 PR tree-optimization/71818
11939 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
11940 with non invariant evolutions
11942 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
11945 * config/avr/avr.md (length) [branch]: Correct insn length
11946 attribute for forward branches.
11948 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
11950 * doc/extend.texi (AVR Built-in Functions): Document
11951 __builtin_avr_nops.
11952 * config/avr/builtins.def (NOPS): New.
11953 * config/avr/avr.c (avr_expand_nops): New static function.
11954 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
11956 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11958 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
11959 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
11962 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
11964 * config/aarch64/aarch64.c (vulcan_tunings): Update
11965 vulcan L1 cache_line_size.
11967 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11969 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
11970 function that takes a vector memory address, a hard register, an
11971 element number and a temporary base register, and recreates an
11972 address that points to the appropriate element within the vector.
11973 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
11974 (rs6000_split_vec_extract_var): Add support for the target of a
11975 vec_extract with variable element number being a scalar memory
11977 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
11979 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
11980 vsx_extract_<mode>_load insn with a new insn that optimizes
11981 storing either element to a memory location, using scratch
11982 registers to pick apart the vector and reconstruct the address.
11983 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
11984 (vsx_extract_<mode>_store): Rework alternatives to more correctly
11985 support Altivec registers. Add support for ISA 3.0 Altivec d-form
11987 (vsx_extract_<mode>_var): Add support for extracting a variable
11988 element number from memory.
11990 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
11992 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
11993 when testing for compares against constants of the form 0xabab.
11995 2016-07-29 Bin Cheng <bin.cheng@arm.com>
11997 PR tree-optimization/57558
11998 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
12000 (vect_loop_versioning): Support versioning with niter assumptions.
12001 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
12002 (vect_get_loop_niters): New parameter. Reimplement to support
12003 assumptions in loop niter info.
12004 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
12005 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
12006 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
12007 Support loop versioning for niters.
12008 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
12009 (vect_free_loop_info_assumptions): New function.
12010 (vectorize_loops): Free loop niter info for loops with flag
12011 LOOP_F_ASSUMPTIONS set if vectorization failed.
12012 * tree-vectorizer.h (struct _loop_vec_info): New field
12013 num_iters_assumptions.
12014 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
12015 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
12016 (LOOP_REQUIRES_VERSIONING): New macro.
12017 (vect_free_loop_info_assumptions): New decl.
12019 2016-07-29 Bin Cheng <bin.cheng@arm.com>
12021 * cfgloop.h (struct loop): New field constraints.
12022 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
12023 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
12025 * cfgloop.c (alloc_loop): Initialize new field.
12026 * cfgloopmanip.c (copy_loop_info): Copy constraints.
12027 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
12028 Adjust niter analysis wrto loop constraints.
12029 * doc/loop.texi (@node Number of iterations): Add description for loop
12032 2016-07-29 Marek Polacek <polacek@redhat.com>
12035 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
12036 (ix86_expand_round_builtin): Likewise.
12038 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
12039 Georg-Johann Lay <avr@gjlay.de>
12041 PR rtl-optimization/71976
12042 * combine.c (get_last_value): Return 0 if the argument for which
12043 the function is called has a wider mode than the recorded value.
12045 2016-07-29 Marek Polacek <polacek@redhat.com>
12048 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
12049 (altivec_expand_st_builtin): Likewise.
12051 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
12053 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
12054 introduced in r238381.
12056 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
12058 PR middle-end/68217
12059 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
12060 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
12062 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
12064 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
12066 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12067 Add support for vec_extract of vector double or vector long having
12068 a variable element number on 64-bit ISA 2.07 systems or newer.
12069 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
12071 (rs6000_split_vec_extract_var): New function to split a
12072 vec_extract built-in function with variable element number.
12073 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
12075 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
12076 (UNSPEC_VSX_EXTRACT): Likewise.
12077 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
12078 direct move instructions to be generated on 64-bit ISA 2.07
12079 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
12081 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
12082 arguments for vec_extract variable element.
12083 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
12084 vec_extract with variable element on V2DFmode and V2DImode
12086 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
12087 -mupper-regs-df requirement, since it isn't needed.
12088 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
12089 do direct moves on 64-bit systems, which allows optimization of
12090 vec_extract on 64-bit ISA 2.07 systems and newer.
12092 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
12093 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
12095 * config/aarch64/aarch64.md
12096 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
12097 statement and type.
12098 (<optab>qihi2_aarch64): Likewise, and split into two.
12099 (extendqihi2_aarch64): New.
12100 (zero_extendqihi2_aarch64): New.
12101 * config/aarch64/iterators.md (ldrxt): Remove.
12102 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
12105 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
12107 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
12109 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
12111 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
12112 (aarch64_push_reg): New function to push 1 or 2 registers.
12113 (aarch64_pop_reg): New function to pop 1 or 2 registers.
12114 (aarch64_expand_prologue): Use aarch64_push_regs.
12115 (aarch64_expand_epilogue): Use aarch64_pop_regs.
12117 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
12119 PR tree-optimization/71734
12120 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
12121 attribute instead of REF_LOOP and use it.
12122 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
12123 set it for Loops having non-zero safelen attribute.
12124 (ref_indep_loop_p): Pass zero as initial value for safelen.
12126 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
12128 PR middle-end/72657
12130 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
12131 call using chkp_gimple_call_builtin_p.
12132 (chkp_copy_bounds_for_assign): Likewise.
12134 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12136 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
12137 * config/arm/arm-protos.h (struct tune_params): Likewise.
12138 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
12139 (cortex_a9_sched_adjust_cost): Likewise.
12140 (fa726te_sched_adjust_cost): Likewise.
12141 (arm_adjust_cost): Likewise.
12142 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
12143 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
12144 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
12145 * config/i386/i386.c (ix86_adjust_cost): Likewise.
12146 * config/ia64/ia64.c: Likewise.
12147 * config/m68k/m68k.c: Likewise.
12148 * config/mep/mep.c (mep_adjust_cost): Likewise.
12149 * config/microblaze/microblaze.c (microblaze_adjust_cost):
12151 * config/mips/mips.c (mips_adjust_cost): Likewise.
12152 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
12154 * config/pa/pa.c (pa_adjust_cost): Likewise.
12155 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
12156 (rs6000_debug_adjust_cost): Likewise.
12157 * config/sh/sh.c (sh_adjust_cost): Likewise.
12158 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
12159 (hypersparc_adjust_cost): Likewise.
12160 (sparc_adjust_cost): Likewise.
12161 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
12162 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
12163 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
12165 * config/visium/visium.c (visium_adjust_cost): Likewise.
12166 * doc/tm.texi: Regenerate.
12167 * haifa-sched.c (dep_cost_1): Adjust.
12168 * target.def: Merge adjust_cost and adjust_cost_2.
12170 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12172 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
12174 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12176 * store-motion.c (struct st_expr): Make pattern_regs a vector.
12177 (extract_mentioned_regs): Append to a vector instead of
12178 returning a rtx_expr_list.
12179 (st_expr_entry): Adjust.
12180 (free_st_expr_entry): Likewise.
12181 (store_ops_ok): Likewise.
12182 (store_killed_in_insn): Likewise.
12183 (find_moveable_store): Likewise.
12185 2016-07-28 Martin Liska <mliska@suse.cz>
12187 PR gcov-profile/68025
12188 * tree-profile.c (tree_profiling): Respect
12189 no_profile_instrument_function attribute.
12190 * doc/extend.texi: Document no_profile_instrument_function
12193 2016-07-28 Martin Liska <mliska@suse.cz>
12195 PR rtl-optimization/70944
12196 * combine.c (make_compound_operation):
12197 Do not allow make_compound_operation for vector mode
12199 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
12201 PR middle-end/71994
12202 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
12203 before calling get_ops.
12205 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
12207 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
12208 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
12209 (BITS_PER_UNIT_LOG): Remove.
12210 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
12211 * expr.c (expand_assignment): Likewise.
12212 * stor-layout.c (initialize_sizetypes): Likewise.
12214 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
12216 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
12217 signature of rs6000_expand_vector_extract so that the element
12218 number is a RTX instead of a constant integer.
12219 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
12221 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
12222 (altivec_expand_vec_ext_builtin): Likewise.
12223 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
12224 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
12225 MFVSRLD instruction.
12227 2016-07-27 David Malcolm <dmalcolm@redhat.com>
12229 * input.c (get_pure_location): Move here from tree.c.
12230 (make_location): Likewise. Add header comment.
12231 (selftest::test_accessing_ordinary_linemaps): Verify
12232 pure_location_p, make_location, get_location_from_adhoc_loc and
12233 get_range_from_loc.
12234 * input.h (get_pure_location): Move declaration here from tree.h.
12235 (get_finish): Likewise for inline function.
12236 (make_location): Likewise for declaration.
12237 * tree.c (get_pure_location): Move to input.c.
12238 (make_location): Likewise.
12239 * tree.h (get_pure_location): Move declaration to tree.h.
12240 (get_finish): Likewise for inline function.
12241 (make_location): Likewise for declaration.
12243 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12245 PR middle-end/71078
12246 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
12248 2016-07-27 David Malcolm <dmalcolm@redhat.com>
12250 * system.h (STATIC_ASSERT): Use static_assert if building
12251 with C++11 onwards.
12253 2016-07-27 Richard Biener <rguenther@suse.de>
12255 PR tree-optimization/72517
12256 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
12257 Revert change to not compute read-read dependences.
12259 2016-07-27 Richard Biener <rguenther@suse.de>
12261 * predict.c (set_even_probabilities): Make nedges unsigned.
12263 2016-07-27 Martin Liska <mliska@suse.cz>
12265 * predict.c (set_even_probabilities): Handle unlikely edges.
12266 (combine_predictions_for_bb): Likewise.
12268 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
12271 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
12272 __float128 support when we don't have hardware support, so that
12273 the IEEE built-in functions like isgreater, first call __unordkf3
12274 to make sure neither operand is a NaN, and if both operands are
12275 ordered, do the normal comparison.
12277 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
12279 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
12281 (extract_code_and_val_from_cond_with_ops): Verify that name is
12282 either cond_op0 or cond_op1.
12284 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
12286 PR tree-optimization/18046
12287 * genmodes.c (emit_mode_size_inline): Emit an assert that
12288 verifies that mode is a valid array index.
12289 (emit_mode_nuinits_inline): Likewise.
12290 (emit_mode_inner_inline): Likewise.
12291 (emit_mode_unit_size_inline): Likewise.
12292 (emit_mode_unit_precision_inline): Likewise.
12293 * tree-vrp.c: Include params.h.
12294 (find_switch_asserts): Register edge assertions for the default
12295 label which correspond to the anti-ranges of each case label.
12296 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
12297 * doc/invoke.texi: Document it.
12299 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12301 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
12302 and unnecessary call to gimple_bb.
12304 2016-07-26 Richard Biener <rguenther@suse.de>
12306 PR rtl-optimization/71984
12307 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
12310 2016-07-26 Richard Biener <rguenther@suse.de>
12312 PR middle-end/72517
12313 * expmed.c (extract_bit_field_1): Constrain the vector mode
12314 with element size matching the extraction mode size when
12315 choosing a better vector mode to do the extraction from.
12317 2016-07-26 Richard Biener <rguenther@suse.de>
12318 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12320 PR middle-end/70920
12321 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
12324 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12326 * tree-ssa-structalias.c (struct scc_info): Change types of
12327 members to auto_sbitmap and auto_vec.
12328 (scc_info::scc_info): New constructor.
12329 (scc_info::~scc_info): New destructor.
12330 (init_scc_info): Remove.
12331 (free_scc_info): Remove.
12332 (find_indirect_cycles): Adjust.
12333 (perform_var_substitution): Likewise.
12334 (free_var_substitution_info): Likewise.
12336 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12338 * tree-outof-ssa.c (struct elim_graph): Change type of members
12339 to auto_vec and auto_sbitmap.
12340 (elim_graph::elim_graph): New constructor.
12341 (delete_elim_graph): Remove.
12342 (expand_phi_nodes): Adjust.
12344 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12346 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
12347 (new_elim_graph): Adjust.
12348 (clear_elim_graph): Likewise.
12349 (delete_elim_graph): Likewise.
12350 (elim_graph_size): Likewise.
12351 (elim_graph_add_node): Likewise.
12352 (elim_graph_add_edge): Likewise.
12353 (elim_graph_remove_succ_edge): Likewise.
12354 (eliminate_name): Likewise.
12355 (eliminate_build): Likewise.
12356 (elim_forward): Likewise.
12357 (elim_unvisited_predecessor): Likewise.
12358 (elim_backward): Likewise.
12359 (elim_create): Likewise.
12360 (eliminate_phi): Likewise.
12361 (expand_phi_nodes): Likewise.
12363 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12365 * bt-load.c (compute_out): Use auto_sbitmap class.
12366 (link_btr_uses): Likewise.
12367 * cfganal.c (mark_dfs_back_edges): Likewise.
12368 (post_order_compute): Likewise.
12369 (inverted_post_order_compute): Likewise.
12370 (pre_and_rev_post_order_compute_fn): Likewise.
12371 (single_pred_before_succ_order): Likewise.
12372 * cfgexpand.c (pass_expand::execute): Likewise.
12373 * cfgloop.c (verify_loop_structure): Likewise.
12374 * cfgloopmanip.c (fix_bb_placements): Likewise.
12375 (remove_path): Likewise.
12376 (update_dominators_in_loop): Likewise.
12377 * cfgrtl.c (break_superblocks): Likewise.
12378 * ddg.c (check_sccs): Likewise.
12379 (create_ddg_all_sccs): Likewise.
12380 * df-core.c (df_worklist_dataflow): Likewise.
12381 * dse.c (dse_step3): Likewise.
12382 * except.c (eh_region_outermost): Likewise.
12383 * function.c (thread_prologue_and_epilogue_insns): Likewise.
12384 * gcse.c (prune_expressions): Likewise.
12385 (prune_insertions_deletions): Likewise.
12386 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
12387 * graph.c (draw_cfg_nodes_no_loops): Likewise.
12388 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
12389 * lcm.c (compute_earliest): Likewise.
12390 (compute_farthest): Likewise.
12391 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
12392 (unroll_loop_runtime_iterations): Likewise.
12393 (unroll_loop_stupid): Likewise.
12394 * lower-subreg.c (decompose_multiword_subregs): Likewise.
12395 * lra-lives.c: Likewise.
12396 * lra.c (lra): Likewise.
12397 * modulo-sched.c (schedule_reg_moves): Likewise.
12398 (optimize_sc): Likewise.
12399 (get_sched_window): Likewise.
12400 (sms_schedule_by_order): Likewise.
12401 (check_nodes_order): Likewise.
12402 (order_nodes_of_sccs): Likewise.
12403 (order_nodes_in_scc): Likewise.
12404 * recog.c (split_all_insns): Likewise.
12405 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
12406 * reload1.c (reload): Likewise.
12407 * sched-rgn.c (haifa_find_rgns): Likewise.
12408 (split_edges): Likewise.
12409 (compute_trg_info): Likewise.
12410 * sel-sched.c (init_seqno): Likewise.
12411 * store-motion.c (remove_reachable_equiv_notes): Likewise.
12412 * tree-into-ssa.c (update_ssa): Likewise.
12413 * tree-ssa-live.c (live_worklist): Likewise.
12414 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
12415 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12417 (try_peel_loop): Likewise.
12418 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12420 * tree-ssa-pre.c (compute_antic): Likewise.
12421 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
12422 * tree-stdarg.c (reachable_at_most_once): Likewise.
12423 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
12424 * var-tracking.c (vt_find_locations): Likewise.
12426 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12428 * sbitmap.h (auto_sbitmap): New class.
12430 2016-07-26 Alan Modra <amodra@gmail.com>
12433 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
12436 2016-07-25 David Malcolm <dmalcolm@redhat.com>
12438 * input.c (selftest::temp_source_file::temp_source_file): Fix
12439 missing "%s" in fprintf.
12441 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
12443 PR middle-end/71732
12444 * cselib.c (cselib_process_insn): Invalidate argument slots for
12447 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12449 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
12450 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
12451 vmulxh_lane_f16, vmulxh_laneq_f16): New.
12453 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12455 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12456 * config/aarch64/aarch64.md (fma, fnma): Support HF.
12457 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
12459 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12461 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12462 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
12464 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
12465 (add<mode>3): Likewise.
12466 (sub<mode>3): Likewise.
12467 (mul<mode>3): Likewise.
12468 (div<mode>3): Likewise.
12469 (*div<mode>3): Likewise.
12470 (<fmaxmin><mode>3): Extend to HF.
12471 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
12472 (fabd<mode>3): Likewise.
12473 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
12474 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
12475 (aarch64_fmulx<mode>): Likewise.
12476 (aarch64_fac<optab><mode>): Likewise.
12477 (aarch64_frecps<mode>): Likewise.
12478 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
12479 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
12480 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
12481 (VSDQ_HSDI): Support HI.
12482 (fcvt_target, FCVT_TARGET): Likewise.
12483 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
12484 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
12485 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
12486 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
12487 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
12488 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
12489 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
12490 vrsqrtsh_f16): New.
12492 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12494 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
12495 * config/aarch64/aarch64-builtins.c (hi_UP): New.
12496 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12497 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
12499 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
12500 (aarch64_cm<optab><mode>): Likewise.
12501 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
12502 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
12503 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
12504 (sqrt<mode>2): Likewise.
12505 (*sqrt<mode>2): Likewise.
12506 (abs<mode>2): Likewise.
12507 (<optab><mode>hf2): New pattern for HF mode.
12508 (<optab>hihf2): Likewise.
12509 * config/aarch64/arm_neon.h: Include arm_fp16.h.
12510 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
12511 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
12513 * config/aarch64/arm_fp16.h: New file.
12514 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
12515 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
12516 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
12517 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
12518 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
12519 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
12520 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
12521 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
12522 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
12523 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
12524 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
12525 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
12528 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12530 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
12531 reduc_smin_scal_): Use VDQIF_F16.
12532 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
12533 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
12535 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
12536 * config/aarch64/iterators.md (VDQIF_F16): New.
12537 (vp): Support HF modes.
12538 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
12539 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
12541 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12543 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
12544 "*aarch64_mulx_elt_from_dup<mode>".
12545 (*aarch64_mul3_elt<mode>): Update schedule type.
12546 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
12547 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
12548 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
12549 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
12550 (f, fp): Support HF modes.
12551 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
12552 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
12553 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
12554 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
12555 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
12556 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
12558 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12560 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12561 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
12563 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
12566 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12568 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12569 * config/aarch64/aarch64-simd.md
12570 (aarch64_rsqrts<mode>): Extend to HF modes.
12571 (fabd<mode>3): Likewise.
12572 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
12573 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
12574 (aarch64_<maxmin_uns>p<mode>): Likewise.
12575 (<su><maxmin><mode>3): Likewise.
12576 (<maxmin_uns><mode>3): Likewise.
12577 (<fmaxmin><mode>3): Likewise.
12578 (aarch64_faddp<mode>): Likewise.
12579 (aarch64_fmulx<mode>): Likewise.
12580 (aarch64_frecps<mode>): Likewise.
12581 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
12582 (add<mode>3): Extend to HF modes.
12583 (sub<mode>3): Likewise.
12584 (mul<mode>3): Likewise.
12585 (div<mode>3): Likewise.
12586 (*div<mode>3): Likewise.
12587 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
12589 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
12590 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
12591 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
12592 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
12593 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
12594 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
12595 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
12596 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
12597 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
12598 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
12599 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
12600 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
12601 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
12602 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
12604 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12606 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
12607 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12608 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
12609 (neg<mode>2): Likewise.
12610 (abs<mode>2): Likewise.
12611 (<frint_pattern><mode>2): Likewise.
12612 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
12613 (<optab><VDQF:mode><fcvt_target>2): Likewise.
12614 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
12615 (ftrunc<VDQF:mode>2): Likewise.
12616 (<optab><fcvt_target><VDQF:mode>2): Likewise.
12617 (sqrt<mode>2): Likewise.
12618 (*sqrt<mode>2): Likewise.
12619 (aarch64_frecpe<mode>): Likewise.
12620 (aarch64_cm<optab><mode>): Likewise.
12621 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
12623 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
12624 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
12626 * config/aarch64/arm_neon.h (vdup_n_f16): New.
12627 (vdupq_n_f16): Likewise.
12628 (vld1_dup_f16): Use vdup_n_f16.
12629 (vld1q_dup_f16): Use vdupq_n_f16.
12630 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
12631 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
12632 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
12633 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
12634 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
12635 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
12636 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
12637 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
12638 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
12639 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
12640 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
12641 vsqrt_f16, vsqrtq_f16): New.
12643 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12645 * config/aarch64/aarch64-simd.md
12646 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
12647 (aarch64_ext<mode>): Likewise.
12648 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
12649 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
12650 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
12652 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
12654 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
12655 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
12656 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
12657 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
12658 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
12659 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
12660 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
12662 (vmov_n_f16): Reimplement using vdup_n_f16.
12663 (vmovq_n_f16): Reimplement using vdupq_n_f16..
12665 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12667 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
12668 "frame_related_p". Generate CFA annotation when it's necessary.
12669 (aarch64_expand_prologue): Use aarch64_add_constant.
12670 (aarch64_expand_epilogue): Likewise.
12671 (aarch64_output_mi_thunk): Pass "false" when calling
12672 aarch64_add_constant.
12674 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12676 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
12679 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12681 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
12682 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
12683 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
12684 (aarch64_build_constant): Delete.
12686 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
12689 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
12691 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
12692 flag_toplevel_reorder.
12694 2016-07-25 Richard Biener <rguenther@suse.de>
12696 * cgraph.c (cgraph_node::verify_node): Compare against builtin
12697 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
12698 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
12699 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
12700 (streamer_get_builtin_tree): Likewise.
12701 (streamer_write_builtin): Likewise.
12702 * lto-streamer.h (LTO_builtin_decl): Remove.
12703 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
12704 (lto_input_scc): Remove LTO_builtin_decl handling.
12705 (lto_input_tree_1): Liekwise.
12706 * lto-streamer-out.c (lto_output_tree_1): Remove special
12707 handling of builtins.
12708 (DFS::DFS): Likewise.
12709 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
12710 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
12712 (streamer_write_builtin): Remove.
12714 2016-07-25 Martin Liska <mliska@suse.cz>
12716 * lto-cgraph.c (input_symtab): Don't call get_working_sets
12717 if flag_auto_profile is set to true.
12719 2016-07-25 Martin Liska <mliska@suse.cz>
12721 PR gcov-profile/71868
12722 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
12723 have a function with multiple latches, count them all.
12725 2016-07-25 Martin Liska <mliska@suse.cz>
12727 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
12729 2016-07-25 Martin Liska <mliska@suse.cz>
12731 PR tree-optimization/71987
12732 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
12733 just for SSA_NAMEs. Fix GNU coding style.
12735 2016-07-25 Martin Liska <mliska@suse.cz>
12737 PR gcov-profile/64874
12738 * gcov-io.h: Update command about file format.
12739 * gcov-iov.c (main): Adapt the numbering scheme.
12741 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12743 PR middle-end/66726
12744 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
12745 whose result is used in PHI.
12746 (final_range_test_p): Likewise.
12747 (maybe_optimize_range_tests): Likewise.
12749 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12751 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12752 Reformat two multi-line strings.
12754 2016-07-22 Martin Sebor <msebor@redhat.com>
12756 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
12758 2016-07-22 Martin Sebor <msebor@redhat.com>
12761 * doc/extend.texi (Compound Literals): Correct and clarify.
12762 (Cast to Union): Same.
12764 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
12766 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
12767 comments to explain why certain error messages make mention of
12768 undocumented options.
12769 (rs6000_invalid_builtin): Change error messages to replace mention
12770 of undocumented options with mention of the -mcpu=power9 option
12771 that enables those undocumented options.
12772 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
12773 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
12774 definition of this macro to correct an existing error.
12775 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
12776 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
12777 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
12778 descriptions of built-in functions so that they depend on
12779 -mcpu=power9 instead of on the corresponding undocumented flags.
12780 * doc/invoke.texi (Option Summary): Remove all mention of newly
12781 undocumented flags.
12782 (IBM RS/6000 and PowerPC Options): Likewise.
12783 * doc/md.texi (Constraints for Particuliar Machines): Remove all
12784 mention of newly undocumented flags.
12786 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
12788 * ipa-cp.c (determine_versionability): Do not create constprop clones,
12789 when target_clones attribute is set.
12791 2016-07-22 Bin Cheng <bin.cheng@arm.com>
12793 * common.opt (funsafe-loop-optimizations): Mark ignore.
12794 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
12795 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
12797 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
12798 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
12800 2016-07-22 Bin Cheng <bin.cheng@arm.com>
12802 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
12804 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
12806 (number_of_iterations_exit): Warn missed loop optimization for
12807 possible infinite loops.
12809 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
12812 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
12813 when to emit a ".machine" pseudo-op.
12815 2016-07-22 Martin Liska <mliska@suse.cz>
12817 PR gcov-profile/69028
12818 PR gcov-profile/62047
12819 * coverage.c (coverage_compute_lineno_checksum): Do not
12820 calculate checksum for fns w/o xloc.file.
12821 (coverage_compute_profile_id): Likewise.
12823 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
12825 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
12826 (avr_secondary_reload): ...and implementation.
12827 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
12828 * config/avr/avr.md (reload_in<mode>): Remove insns.
12829 (adjust_len) [lpm]: Remove insn attribute value.
12830 * config/avr/predicates.md (flash_operand): Remove insn predicate.
12832 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12834 PR middle-end/71876
12835 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
12837 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
12838 * calls.c (special_function_p): Remove the special handling of the
12839 "__builtin_" prefix.
12841 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12843 PR middle-end/71876
12844 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
12845 if STMT may be an alloca call.
12846 (gimple_alloca_call_p, alloca_call_p): Return only true for the
12847 builtin alloca call.
12848 * calls.h (gimple_maybe_alloca_call_p): New function.
12849 * tree-inline.c (inline_forbidden_p_stmt): Use
12850 gimple_maybe_alloca_call_p here.
12852 2016-07-21 David Malcolm <dmalcolm@redhat.com>
12854 * spellcheck-tree.c (best_macro_match::best_macro_match):
12855 Explictly specify the template arguments when invoking the base
12856 class constructor, to help older C++ compilers.
12858 2016-07-21 Jakub Jelinek <jakub@redhat.com>
12861 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
12862 before builtin_decl_implicit.
12864 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
12866 * optabs.c (emit_condiitonal_move): Short circuit for identical
12869 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
12871 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
12872 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
12873 (noce_conversion_profitable_p): New.
12874 (noce_try_store_flag_constants): Use it.
12875 (noce_try_addcc): Likewise.
12876 (noce_try_store_flag_mask): Likewise.
12877 (noce_try_cmove): Likewise.
12878 (noce_try_cmove_arith): Likewise.
12879 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
12881 (noce_convert_multiple_sets): Move cost model to here, from...
12882 (bb_ok_for_noce_convert_multiple_sets) ...here.
12883 (noce_process_if_block): Update calls for above changes.
12884 (noce_find_if_block): Record new noce_if_info parameters.
12886 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
12888 * target.def (max_noce_ifcvt_seq_cost): New.
12889 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
12890 * doc/tm.texi: Regenerate.
12891 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
12892 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
12893 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
12894 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
12895 * doc/invoke.texi: Document new params.
12897 2016-07-21 Richard Biener <rguenther@suse.de>
12899 PR tree-optimization/71947
12900 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
12901 ranges have useful limit_vr information.
12903 2016-07-21 Richard Biener <rguenther@suse.de>
12905 * function-tests.c (build_trivial_generic_function): Set
12906 BLOCK_SUPERCONTEXT of DECL_INITIAL.
12907 * omp-low.c (create_omp_child_function): Likewise.
12908 (grid_expand_target_grid_body): Likewise.
12909 * cgraphunit.c (init_lowered_empty_function): Likewise.
12910 (cgraph_node::expand_thunk): Likewise.
12911 * tree-parloops.c (create_loop_fn): Likewise.
12912 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
12914 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12916 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
12919 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
12921 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
12922 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
12923 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
12924 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
12925 values for insn attribute.
12926 * config/avr/avr.c (avr_out_insert_notbit): New function.
12927 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
12928 ADJUST_LEN_INSV_NOTBIT_0/_7.
12929 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
12931 2016-07-21 Bin Cheng <bin.cheng@arm.com>
12933 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
12934 (chrec_convert_1, chrec_convert): Ditto.
12935 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
12936 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
12937 * tree-vrp.c (adjust_range_with_scev): Ditto.
12938 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
12939 (scev_var_range_cant_overflow): New function.
12940 (scev_probably_wraps_p): New parameter. Call above function.
12941 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
12943 2016-07-21 Bin Cheng <bin.cheng@arm.com>
12945 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
12946 by removing computation of may_be_zero.
12948 2016-07-21 Jakub Jelinek <jakub@redhat.com>
12950 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
12952 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
12954 Improving concepts performance and diagnostics.
12955 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
12956 for constraint satisfaction and subsumption.
12957 * timevar.h (auto_timevar): New constructor that matches the push/pop
12958 pattern of usage in pt.c.
12960 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
12962 * hwint.h (HOST_WIDE_INT_0): New define.
12963 (HOST_WIDE_INT_0U): Ditto.
12964 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
12965 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
12966 * simplify-rtx.c: Ditto.
12967 * tree-object-size.c: Ditto.
12969 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12971 * config/s390/s390.c (s390_encode_section_info): Remove mode size
12974 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
12976 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
12977 * combine.c: Use HOST_WIDE_INT_M1U instead of
12978 ~(unsigned HOST_WIDE_INT) 0.
12979 * double-int.h: Ditto.
12981 * dwarf2asm.c:Ditto.
12983 * genmodes.c: Ditto.
12985 * read-rtl.c: Ditto.
12986 * tree-ssa-loop-ivopts.c: Ditto.
12987 * tree-ssa-loop-prefetch.c: Ditto.
12988 * tree-vect-generic.c: Ditto.
12989 * tree-vect-patterns.c: Ditto.
12992 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12994 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
12995 constant addresses outside [0,0xc0] into a register.
12996 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
12997 cases where the base address register is unused after.
12998 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
12999 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
13000 (avr_out_store_psi_reg_disp_tiny): Same.
13002 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
13004 Implement attribute progmem on reduced Tiny cores by adding
13005 flash offset 0x4000 to respective symbols.
13008 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
13009 documentation how it works on reduced Tiny cores.
13010 (AVR Named Address Spaces): No support for reduced Tiny.
13011 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
13012 (avr_address_tiny_pm_p): New static function.
13013 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
13014 if the address is in progmem.
13015 (avr_assemble_integer): Same.
13016 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
13017 for symbol_ref in progmem.
13018 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
13019 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
13020 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
13022 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
13024 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
13025 * configure: Regenerate.
13026 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
13027 (USE_THIN_ARCHIVES): New variable.
13028 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
13029 this archive as a thin archive.
13031 2016-07-20 David Malcolm <dmalcolm@redhat.com>
13033 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
13034 same location as last time, don't skip if we have fix-it hints.
13035 Clarify the skipping logic by converting it from one "if" clause
13036 to repeated "if" clauses.
13037 * spellcheck-tree.c: Include "cpplib.h".
13038 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
13039 (best_macro_match::best_macro_match): New constructor.
13040 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
13041 Move here from c/c-decl.c.
13042 (class best_macro_match): Move here from c/c-decl.c, converting
13043 from a typedef to a subclass, gaining a ctor.
13045 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
13047 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
13048 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
13050 (avr_addr_space_diagnose_usage): ...and implementation.
13051 (avr_addr_space_supported_p): New function.
13052 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
13053 report bad address space usage if that space is supported.
13054 (avr_insert_attributes): Same. No more complain about unsupported
13056 * config/avr/avr-c.c (tm_p.h): Include it.
13057 (avr_cpu_cpp_builtins): Only define addr-space related built-in
13058 macro if avr_addr_space_supported_p.
13060 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
13062 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
13063 flag_toplevel_reorder.
13065 2016-07-20 David Malcolm <dmalcolm@redhat.com>
13067 * gcc-rich-location.c
13068 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
13070 * gcc-rich-location.h
13071 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
13073 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
13075 * target.def (addr_space): Add new diagnose_usage to hook vector.
13076 * targhooks.c (default_addr_space_diagnose_usage): Add default
13077 implementation and...
13078 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
13079 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
13080 is some address space, call targetm.addr_space.diagnose_usage.
13081 * doc/tm.texi.in (Named Address Spaces): Add anchor for
13082 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
13083 * doc/tm.texi: Regenerate.
13085 2016-07-20 Martin Liska <mliska@suse.cz>
13087 PR middle-end/71898
13088 * graphite-isl-ast-to-gimple.c (later_of_the_two):
13089 Properly handly PHI stmts.
13091 2016-07-20 Bin Cheng <bin.cheng@arm.com>
13093 PR tree-optimization/71503
13094 PR tree-optimization/71683
13095 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
13098 2016-07-20 Martin Liska <mliska@suse.cz>
13100 * doc/invoke.texi (-fipa-ra): Document when the option is
13101 disabled. Fix a typo.
13103 2016-07-20 Martin Liska <mliska@suse.cz>
13105 * Makefile.in: Include fibonacci_heap.c
13106 * fibonacci_heap.c: New file.
13107 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
13108 (fibonacci_heap::union_with): Fix deletion of the second heap.
13109 * selftest-run-tests.c (selftest::run_tests): Incorporate
13110 fibonacci heap tests.
13111 * selftest.h: Declare fibonacci_heap_c_tests.
13113 2016-07-20 Martin Liska <mliska@suse.cz>
13115 * selftest-run-tests.c (selftest::run_tests): New function.
13116 * selftest.h (sreal_c_tests): Declare.
13117 * sreal.c (sreal_verify_basics): New function.
13118 (verify_aritmetics): Likewise.
13119 (sreal_verify_arithmetics): Likewise.
13120 (verify_shifting): Likewise.
13121 (sreal_verify_shifting): Likewise.
13122 (void sreal_c_tests): Likewise.
13124 2016-07-19 Jakub Jelinek <jakub@redhat.com>
13126 PR rtl-optimization/71916
13127 * cfgrtl.c (contains_no_active_insn_p): Return false also for
13128 bb which have a single succ fake edge.
13130 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
13133 * dwarf2out.c (gen_subprogram_die): Only call
13134 gen_unspecified_parameters_die while dumping early dwarf.
13136 2016-07-19 Jakub Jelinek <jakub@redhat.com>
13138 PR middle-end/71874
13139 * gimple-fold.c (fold_builtin_memory_op): Use
13140 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
13142 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
13144 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
13145 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
13146 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
13147 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
13148 * combine.c: Ditto.
13151 * double-int.c: Ditto.
13153 * dwarf2out.c: Ditto.
13156 * fold-const.c: Ditto.
13157 * function.c: Ditto.
13159 * genmodes.c: Ditto.
13163 * loop-doloop.c: Ditto.
13164 * loop-invariant.c: Ditto.
13165 * loop-iv.c: Ditto.
13170 * rtlanal.c: Ditto.
13171 * simplify-rtx.c: Ditto.
13172 * stor-layout.c: Ditto.
13174 * tree-ssa-loop-ivopts.c: Ditto.
13175 * tree-vect-generic.c: Ditto.
13176 * tree-vect-patterns.c: Ditto.
13181 * wide-int-print.cc: Ditto.
13182 * wide-int.cc: Ditto.
13183 * wide-int.h: Ditto.
13185 2016-07-19 David Malcolm <dmalcolm@redhat.com>
13187 * selftest.c (selftest::assert_streq): Handle NULL values of
13188 val_actual and val_expected.
13190 2016-07-19 Martin Jambor <mjambor@suse.cz>
13193 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
13194 rather than cgraph_create_node to get a call graph node.
13196 2016-07-19 Richard Biener <rguenther@suse.de>
13198 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
13199 handle all tcc_constant bases and valueize SSA names.
13200 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
13201 tcc_constant bases.
13203 2016-07-19 David Malcolm <dmalcolm@redhat.com>
13205 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
13206 the flags of the exit block and bb2, not just the entry block.
13208 2016-07-19 Richard Biener <rguenther@suse.de>
13210 PR tree-optimization/71901
13211 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
13212 align member, group stuff with the bitfield.
13213 (vn_ref_op_align_unit): New inline.
13214 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
13215 record element alignment and operand 3 unchanged.
13216 (ao_ref_init_from_vn_reference): Adjust.
13217 (valueize_refs_1): Likewise.
13218 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
13220 2016-07-19 Richard Biener <rguenther@suse.de>
13222 PR tree-optimization/71908
13223 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
13224 symbolic constants in a more reliable way.
13226 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
13228 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
13230 (vect_update_inits_of_drs): Likewise.
13231 (vect_create_cond_for_alias_checks): Likewise.
13232 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
13234 2016-07-19 Richard Biener <rguenther@suse.de>
13237 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
13238 with an abstract origin that is not an inlined function outer
13239 scope add a self-reference as abstract origin.
13240 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
13242 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13245 * config/rs6000/rs6000.c (rs6000_function_value): Fix
13246 unintentional System V.4 structure return breakage for structures
13247 with a single floating point element.
13249 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
13251 PR tree-optimization/71734
13252 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
13253 contains REF, use it to check safelen, assume that safelen value
13254 must be greater 1, fix style.
13255 (ref_indep_loop_p_2): Add REF_LOOP argument.
13256 (ref_indep_loop_p): Pass LOOP as additional argument to
13257 ref_indep_loop_p_2.
13259 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
13261 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
13262 allocation in the prologue.
13263 * explow.c (get_dynamic_stack_base): New function to return an address
13264 expression for the dynamic stack base.
13265 (get_dynamic_stack_size): New function to do the required dynamic stack
13266 space size calculations.
13267 (allocate_dynamic_stack_space): Use new functions.
13268 (align_dynamic_address): Move some code from
13269 allocate_dynamic_stack_space to new function.
13270 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
13272 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13274 * config/s390/s390.c (s390_encode_section_info): Always set
13275 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
13278 2016-07-18 Richard Biener <rguenther@suse.de>
13280 PR tree-optimization/71893
13281 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
13282 for sizetype cast added by array_ref_element_size.
13283 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13285 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
13287 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
13288 register parameters. Remove code to initialize argument pointer
13289 on TARGET_64BIT. Optimize call to _mcount when it can be reached
13290 using a pc-relative branch. Cleanup conditional code.
13291 * config/pa/pa.md (call_mcount): New expander.
13292 (call_mcount_nonpic): New insn.
13293 (call_mcount_pic): New insn and split.
13294 (call_mcount_pic_post_reload): New insn.
13295 (call_mcount_64bit): New insn and split.
13296 (call_mcount_64bit_post_reload): New insn.
13298 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
13300 * config/avr/predicates.md (const_m255_to_m1_operand): New.
13301 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
13302 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
13303 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
13304 (*usum_widenqihi3, *udiff_widenqihi3)
13305 (*addhi3_zero_extend.const): New combiner insns.
13306 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
13307 just 1 bit is affected.
13308 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
13309 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
13311 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
13313 * omp-low.c (lower_omp_target): Mark data clauses with
13314 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
13315 zero-length subarrays.
13317 2016-07-15 Richard Biener <rguenther@suse.de>
13319 PR tree-optimization/71881
13320 * tree-loop-distribution.c (destroy_loop): Remove blocks in
13321 reverse DOM order to make debug temp generation happy.
13323 2016-07-15 Richard Biener <rguenther@suse.de>
13325 PR tree-optimization/71887
13326 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
13327 verify it is not zero for division / modulo handling.
13328 (value_replacement): Adjust.
13330 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
13331 Julian Brown <julian@codesourcery.com>
13333 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
13334 * config/aarch64/aarch64-cost-tables.h
13335 (vulcan_extra_costs): New variable.
13336 * config/aarch64/aarch64.c
13337 (vulcan_addrcost_table): Likewise.
13338 (vulcan_regmove_cost): Likewise.
13339 (vulcan_vector_cost): Likewise.
13340 (vulcan_branch_cost): Likewise.
13341 (vulcan_tunings): Likewise.
13343 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
13345 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
13346 (output_in_order): Loop over undefined variables too. Output them
13347 via assemble_undefined_decl. Skip variables that correspond to hard
13348 registers or have value-exprs.
13349 * varpool.c (symbol_table::output_variables): Handle undefined
13350 variables together with defined ones.
13352 2016-07-15 Richard Biener <rguenther@suse.de>
13354 * tree-ssa-pre.c (get_representative_for): Make sure to return
13355 the value number of SSA names.
13356 (phi_translate_1): get_representative_for cannot return NULL.
13357 (do_pre_regular_insertion): Remove redundant call to
13358 fully_constant_expression.
13359 (do_pre_partial_partial_insertion): Likewise.
13361 2016-07-15 Bin Cheng <bin.cheng@arm.com>
13363 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
13364 (derive_simple_iv_with_niters): New function.
13365 (simple_iv): Rewrite using simple_iv_with_niters.
13366 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
13367 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
13369 (number_of_iterations_exit): Rewrite using above function.
13370 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
13373 2016-07-15 Richard Biener <rguenther@suse.de>
13375 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
13376 vec_construct cost.
13378 2016-07-14 Jakub Jelinek <jakub@redhat.com>
13380 PR tree-optimization/71872
13381 * tree-data-ref.c (get_references_in_stmt): Ignore references
13382 with is_gimple_constant get_base_address.
13384 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
13386 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
13387 (TARGET_HAVE_LDACQD): New macro.
13388 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
13389 than TARGET_HAVE_LDACQ.
13390 (arm_load_acquire_exclusivedi): Likewise.
13391 (arm_store_release_exclusivedi): Likewise.
13393 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
13395 PR rtl-optimization/71878
13396 * lra-constraints.c (match_reload): Pass information about other
13397 output operands. Create new unique register value if matching input
13398 operand shares same register value as output operand being considered.
13399 (curr_insn_transform): Record output operands already processed.
13401 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13404 PR tree-optimization/70923
13405 * tree-vect-patterns.c: Include mult-synthesis.h.
13406 (target_supports_mult_synth_alg): New function.
13407 (synth_lshift_by_additions): Likewise.
13408 (apply_binop_and_append_stmt): Likewise.
13409 (vect_synth_mult_by_constant): Likewise.
13410 (target_has_vecop_for_code): Likewise.
13411 (vect_recog_mult_pattern): Use above functions to synthesize vector
13412 multiplication by integer constants.
13414 2016-07-14 Alan Modra <amodra@gmail.com>
13416 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
13417 gpr alternatives. Correct '*' placement on Y,r alternative.
13418 Add '*' on operand 1 of r,r alternative.
13420 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13422 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
13423 * expmed.h: ... Here.
13425 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
13427 * gimple.h (stmt_can_terminate_bb_p): New function.
13428 * tree-cfg.c (need_fake_edge_p): Rename to ...
13429 (stmt_can_terminate_bb_p): ... this; return true if stmt can
13430 throw external; handle const and pure calls.
13431 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
13433 2016-07-14 Richard Biener <rguenther@suse.de>
13435 PR tree-optimization/71866
13436 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
13437 (do_hoist_insertion): Avoid endless recursion when we
13438 didn't insert anything because we managed to simplify
13439 things down to a constant or SSA name.
13440 (fully_constant_expression): Re-write in terms of ...
13441 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
13442 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
13443 vn_nary_build_or_lookup_1.
13444 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
13445 (vn_nary_build_or_lookup): ... this which now wraps it.
13447 2016-07-14 Alan Modra <amodra@gmail.com>
13450 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
13451 with p9_vector override before power9-dform override.
13453 2016-07-13 Andi Kleen <ak@linux.intel.com>
13455 * value-prof.c (gimple_value_profile_transformations): Don't run
13456 when auto_profile is on.
13458 2016-07-13 Andi Kleen <ak@linux.intel.com>
13460 * auto-profile.c (update_inlined_ind_target,
13461 afdo_indirect_call): Print information to dump file.
13463 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
13465 * genrecog.c (special_predicate_operand_p): New function.
13466 (predicate_name): Move function.
13467 (validate_pattern): Don't warn about missing mode for all
13468 define_special_predicate predicates.
13470 2016-07-13 Bin Cheng <bin.cheng@arm.com>
13472 * tree-vect-data-refs.c (vect_no_alias_p): New function.
13473 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
13474 resolve alias checks which are known at compilation time.
13475 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
13476 alias checks are resolved. Move dump info for too many runtime
13477 alias checks to here...
13478 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
13480 2016-07-13 Richard Biener <rguenther@suse.de>
13482 PR tree-optimization/24574
13483 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
13484 position and add shift, rotate, divison and modulo support
13486 (value_replacement): Pass in argument position to absorbing_element_p.
13488 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
13491 * ipa-inline-transform.c (inline_call): Support
13492 instrumented thunks.
13494 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
13496 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
13497 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
13499 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
13500 Baseline. Make initial alternative TARGET_32BIT only.
13501 (udivsi3): Likewise.
13502 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
13503 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
13506 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
13508 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
13509 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
13510 availability with TARGET_HAVE_MOVT.
13511 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
13512 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
13513 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
13515 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
13516 extra instruction if MOVW is available. Use a cost variable
13517 incremented by COSTS_N_INSNS (1) when the condition match rather than
13518 returning an arithmetic expression based on COSTS_N_INSNS. Make
13519 constant with bottom half word zero cost 2 instruction if MOVW is
13521 * config/arm/arm.md (define_attr "arch"): Add v8mb.
13522 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
13523 target is ARMv8-M Baseline.
13524 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
13525 (arm_movtas_ze): Likewise.
13526 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
13527 alternative for constants satisfying j constraint.
13528 (thumb1_movsi_insn): Likewise.
13529 (movsi splitter for K alternative): Tighten condition to not trigger
13530 if movt is available and j constraint is satisfied.
13531 (Pe immediate splitter): Likewise.
13532 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
13533 constant fitting in an halfword to use MOVW.
13534 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
13537 2016-07-13 Richard Biener <rguenther@suse.de>
13539 PR middle-end/71104
13540 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
13541 gimplifying the LHS. Make sure to gimplify a returning twice
13542 call LHS without using SSA names.
13544 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13546 * tree-data-ref.c (find_data_references_in_stmt): Remove
13547 unnecessary call to vec::release.
13548 (graphite_find_data_references_in_stmt): Likewise.
13549 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
13550 * tree-vect-stmts.c (vectorizable_condition): Likewise.
13552 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13554 * cfgexpand.c (expand_used_vars): Make the type of a local
13556 * genmatch.c (lower_for): Likewise.
13557 * haifa-sched.c (haifa_sched_init): Likewise.
13558 (add_to_speculative_block): Likewise.
13559 (create_check_block_twin): Likewise.
13560 * predict.c (handle_missing_profiles): Likewise.
13561 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
13562 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
13563 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
13565 (maybe_lower_iteration_bound): Likewise.
13566 * tree-ssa-sccvn.c (DFS): Likewise.
13567 * tree-stdarg.c (reachable_at_most_once): Likewise.
13568 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
13569 (vectorizable_store): Likewise.
13571 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13573 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
13574 (sccvn_dom_walker): make cond_stack an auto_vec.
13576 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13578 * ree.c (struct ext_state): Make type of members auto_vec.
13579 (find_and_remove_re): Adjust.
13581 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13583 * cfgexpand.c (struct stack_vars_data): Make type of fields
13585 (expand_used_vars): Adjust.
13587 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13589 * ipa.c (record_cdtor_fn): Adjust.
13590 (build_cdtor_fns): Likewise.
13591 (ipa_cdtor_merge): Make static_ctors and static_dtors local
13594 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13596 * genextract.c (struct accum_extract): Add constructor and make
13598 (gen_insn): Adjust.
13600 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13602 * tree.c (struct free_lang_data_d): Add constructor and change
13603 types of members to ones that automatically manage resources.
13604 (fld_worklist_push): Adjust.
13605 (find_decls_types): Likewise.
13606 (find_decls_types_in_eh_region): Likewise.
13607 (free_lang_data_in_cgraph): Stop manually creating and
13608 destroying members of free_lang_data_d.
13610 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
13612 PR rtl-optimization/68961
13613 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
13614 peephole variant. Use sse_reg_operand predicates.
13616 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
13618 * config/i386/predicates.md (x86_64_immediate_operand)
13619 <case CONST_INT>: Remove unneeded truncation to DImode.
13620 <case CONST>: Ditto.
13621 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
13623 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13626 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
13627 The xxperm and xxpermr instructions require that the 2nd input
13628 operand overlap with the output operand, and not the 1st.
13629 (altivec_vperm_v8hiv16qi): Likewise.
13630 (altivec_vperm_<mode>_uns_internal): Likewise.
13631 (altivec_vpermr_<mode>_internal): Likewise.
13632 (vperm_v8hiv4si): Likewise.
13633 (vperm_v16qiv8hi): Likewise.
13635 2016-07-12 Nathan Sidwell <nathan@acm.org>
13637 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
13638 when -mno-pic-data-is-text-relative is in effect, by default.
13639 * doc/invoke.texi (mpic-data-is-text-relative): Document new
13640 behavior and clarify.
13642 2016-07-12 Martin Liska <mliska@suse.cz>
13644 * params.def: Add avg-loop niter.
13645 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
13646 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
13647 * doc/invoke.texi: Document the new parameter.
13649 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13651 PR middle-end/71700
13652 * expr.c (store_constructor): Mask sign-extended bits when widening
13653 sub-word constructor element at the start of a word.
13655 2016-07-12 Martin Liska <mliska@suse.cz>
13657 * Makefile.in: Append rule for params-options.h.
13658 * params-options.h: New file.
13660 2016-07-12 Martin Liska <mliska@suse.cz>
13662 * ira-build.c (mark_loops_for_removal): Properly iterate
13665 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
13666 Richard Biener <rguenther@suse.de>
13668 PR tree-optimization/23286
13669 PR tree-optimization/70159
13670 * doc/invoke.texi: Document -fcode-hoisting.
13671 * common.opt (fcode-hoisting): New flag.
13672 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
13673 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
13674 (do_regular_insertion): Rename to ...
13675 (do_pre_regular_insertion): ... this and amend general comments
13676 on insertion strathegy.
13677 (do_partial_partial_insertion): Rename to ...
13678 (do_pre_partial_partial_insertion): ... this.
13679 (do_hoist_insertion): New function.
13680 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
13681 and call do_hoist_insertion properly.
13683 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
13684 (pass_pre::execute): Register hoist_insert stats.
13686 2016-07-12 Jakub Jelinek <jakub@redhat.com>
13688 PR middle-end/71716
13689 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
13690 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
13691 is different from mode's bitsize. Small cleanup.
13693 2016-07-12 Richard Biener <rguenther@suse.de>
13695 PR rtl-optimization/68961
13696 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
13697 to simplify to a non-constant.
13699 2016-07-11 Jakub Jelinek <jakub@redhat.com>
13701 PR middle-end/71758
13702 * omp-low.c (expand_omp_target): Gimplify device.
13704 PR tree-optimization/71823
13705 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
13706 to get vec_oprnds2 from op2.
13708 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
13710 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
13711 Hoist common subexpressions.
13712 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
13714 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
13717 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
13718 prevent generation of 'stxsiwx' on pre Power8 hardware.
13720 2016-07-11 David Malcolm <dmalcolm@redhat.com>
13722 * input.c: Include cpplib.h.
13723 (selftest::temp_source_file): New class.
13724 (selftest::temp_source_file::temp_source_file): New ctor.
13725 (selftest::temp_source_file::~temp_source_file): New dtor.
13726 (selftest::should_have_column_data_p): New function.
13727 (selftest::test_should_have_column_data_p): New function.
13728 (selftest::temp_line_table): New class.
13729 (selftest::temp_line_table::temp_line_table): New ctor.
13730 (selftest::temp_line_table::~temp_line_table): New dtor.
13731 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
13732 it to create a temp_line_table.
13733 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
13734 locations that are known to have column data.
13735 (selftest::line_table_case): New struct.
13736 (selftest::test_reading_source_line): Move tempfile handling
13737 to class temp_source_file.
13738 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
13739 (selftest::assert_token_loc_eq): New function.
13740 (ASSERT_TOKEN_LOC_EQ): New macro.
13741 (selftest::test_lexer): New function.
13742 (selftest::boundary_locations): New array.
13743 (selftest::input_c_tests): Call test_should_have_column_data_p.
13744 Loop over a test matrix of interesting values of location and
13745 default_range_bits, calling test_lexer on each case in the matrix.
13746 Move call to test_accessing_ordinary_linemaps into the matrix.
13747 * selftest.h (ASSERT_EQ): Reimplement in terms of...
13748 (ASSERT_EQ_AT): New macro.
13750 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
13753 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
13754 Don't convert TImode in debug insn.
13756 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13758 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
13759 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
13760 (tree_type_common::lang_flag_7): New.
13761 (tree_type_common::spare): Reduce size.
13762 * tree.h (TYPE_ALIGN_OK): Remove.
13763 (TYPE_LANG_FLAG_7): New.
13764 (get_inner_reference): Adjust header.
13765 * print-tree.c (print_node): Adjust.
13766 * expr.c (get_inner_reference): Remove parameter keep_aligning.
13767 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
13768 calls to get_inner_reference.
13769 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
13770 handling of TYPE_ALIGN_OK.
13771 * builtins.c (get_object_alignment_2): Adjust call to
13772 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
13773 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
13775 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
13776 * cfgexpand.c (expand_debug_expr): Likewise.
13777 * dbxout.c (dbxout_expand_expr): Likewise.
13778 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
13779 loc_list_from_tree, fortran_common): Likewise.
13780 * fold-const.c (optimize_bit_field_compare,
13781 decode_field_reference, fold_unary_loc, fold_comparison,
13782 split_address_to_core_and_offset): Likewise.
13783 * gimple-laddress.c (execute): Likewise.
13784 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
13785 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
13786 * hsa-gen.c (gen_hsa_addr): Likewise.
13787 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
13788 * tsan.c (instrument_expr): Likewise.
13789 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
13790 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
13791 * tree-affine.c (tree_to_aff_combination,
13792 get_inner_reference_aff): Adjust calls to get_inner_reference.
13793 * tree-data-ref.c (split_constant_offset_1,
13794 dr_analyze_innermost): Likewise.
13795 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
13796 * tree-sra.c (ipa_sra_check_caller): Likewise.
13797 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
13798 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
13799 bswap_replace): Likewise.
13800 * tree-vect-data-refs.c (vect_check_gather,
13801 vect_analyze_data_refs): Likewise.
13802 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
13803 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
13806 2016-07-11 David Malcolm <dmalcolm@redhat.com>
13808 * Makefile.in (selftest-valgrind): New phony target.
13809 * function-tests.c (selftest::build_cfg): Delete pass instances
13810 created by the test.
13811 (selftest::convert_to_ssa): Likewise.
13812 (selftest::test_expansion_to_rtl): Likewise.
13813 * tree-cfg.c (selftest::test_linear_chain): Release dominator
13815 (selftest::test_diamond): Likewise.
13817 2016-07-11 Richard Biener <rguenther@suse.de>
13819 PR tree-optimization/71816
13820 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
13821 than replacing all of its operands.
13823 2016-07-11 Alan Modra <amodra@gmail.com>
13825 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
13826 (ctr<mode>): Add unspec.
13827 (ctr<mode>_internal*): Likewise.
13829 2016-07-08 James Bowman <james.bowman@ftdichip.com>
13831 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
13832 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
13834 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
13836 PR rtl-optimization/71621
13837 * lra-constraints.c (process_alt_operands): Check combination of
13838 reg class and mode.
13840 2016-07-08 Jason Merrill <jason@redhat.com>
13841 Richard Biener <rguenther@suse.de>
13843 P0145: Refining Expression Order for C++.
13844 * gimplify.c (initial_rhs_predicate_for): New.
13845 (gimplfy_modify_expr): Gimplify RHS before LHS.
13847 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13850 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13851 Allow standard error handling to take over when a wrong number
13852 of arguments is presented to __builtin_vec_ld () or
13853 __builtin_vec_st ().
13855 2016-07-08 Jiong Wang <jiong.wang@arm.com>
13857 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
13862 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
13863 __builtin_aarch64_fmaxv2sf.
13864 (vmaxnmq_f32): Likewise.
13865 (vmaxnmq_f64): Likewise.
13866 (vminnm_f32): Likewise.
13867 (vminnmq_f32): Likewise.
13868 (vminnmq_f64): Likewise.
13870 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
13873 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
13874 enable -mfloat128-hardware by default.
13875 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
13876 that IEEE 128-bit hardware support needs.
13877 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
13878 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
13879 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
13880 floating point requires.
13881 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
13882 -mfloat128 and -mfloat128-hardware changes.
13884 2016-07-08 Alan Hayward <alan.hayward@arm.com>
13886 PR tree-optimization/71667
13887 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
13889 2016-07-08 Martin Liska <mliska@suse.cz>
13891 PR middle-end/71606
13892 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
13893 folding produces SAVE_EXPRs, thus return false for the type.
13895 2016-07-07 Martin Liska <mliska@suse.cz>
13897 * file-find.c (remove_prefix): New function.
13898 * file-find.h (remove_prefix): Declare the function.
13899 * gcc-ar.c (main): Skip a folder of the wrapper if
13900 a wrapped binary would point to the same file.
13902 2016-07-07 Jan Hubicka <jh@suse.cz>
13904 * tree-scalar-evolution.c (iv_can_overflow_p): export.
13905 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
13906 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
13908 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
13911 * ipa-inline-analysis.c (compute_inline_parameters): Set
13912 local.can_change_signature to false for intrumentation
13915 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13917 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
13918 with TARGET_HAVE_MOVT.
13919 (TARGET_HAVE_MOVT): Define.
13920 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
13921 availability with TARGET_HAVE_MOVT.
13922 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
13924 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
13926 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
13927 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
13928 * config/arm/constraints.md (define_constraint "j"): Use
13929 TARGET_HAVE_MOVT to check MOVT availability.
13931 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13933 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
13935 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13937 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
13938 (armv8-m.main): Likewise.
13939 (armv8-m.main+dsp): Likewise.
13940 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
13941 (FL_FOR_ARCH8M_MAIN): Likewise.
13942 * config/arm/arm-tables.opt: Regenerate.
13943 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
13944 armv8-m.main+dsp to BE8_LINK_SPEC.
13945 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
13946 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
13947 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
13948 Baseline and Mainline.
13949 (arm_option_override_internal): Also disable arm_restrict_it when
13950 !arm_arch_notm. Update comment for -munaligned-access to also cover
13952 (arm_file_start): Increase buffer size for printing architecture name.
13953 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
13954 and armv8-m.main+dsp.
13955 (mno-unaligned-access): Clarify that this is disabled by default for
13956 ARMv8-M Baseline architectures as well.
13958 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13960 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
13961 decide whether to prevent some libgcc routines being included for some
13962 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
13963 link between this condition and the one in
13964 libgcc/config/arm/lib1func.S.
13966 2016-07-07 Richard Biener <rguenther@suse.de>
13968 * tree-ssa-pre.c: Include alias.h.
13969 (compute_avail): If we have multiple VN_REFERENCEs with the
13970 same hashtable entry adjust that to make it a valid replacement
13971 for all of them with respect to alignment and aliasing
13972 when doing insertion.
13973 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
13974 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
13976 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
13980 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
13981 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
13984 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13986 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
13987 (adjust_mems): Adjust.
13988 (adjust_insn): Likewise.
13989 (prepare_call_arguments): Likewise.
13991 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13993 * gcse.c (struct ls_expr): Make stores field a vector.
13994 (ldst_entry): Adjust.
13995 (free_ldst_entry): Likewise.
13996 (print_ldst_list): Likewise.
13997 (compute_ld_motion_mems): Likewise.
13998 (update_ld_motion_stores): Likewise.
14000 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14002 * gcse.c (struct ls_expr): Remove loads field.
14003 (ldst_entry): Adjust.
14004 (free_ldst_entry): Likewise.
14005 (print_ldst_list): Likewise.
14006 (compute_ld_motion_mems): Likewise.
14008 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14010 * store-motion.c (struct st_expr): Make antic_stores a vector.
14011 (st_expr_entry): Adjust.
14012 (free_st_expr_entry): Likewise.
14013 (print_store_motion_mems): Likewise.
14014 (find_moveable_store): Likewise.
14015 (compute_store_table): Likewise.
14016 (remove_reachable_equiv_notes): Likewise.
14017 (replace_store_insn): Likewise.
14018 (build_store_vectors): Likewise.
14020 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14022 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
14023 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
14025 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
14027 PR tree-optimization/71518
14028 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
14029 misalign also for outer loops with negative step.
14031 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
14033 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
14034 (cortex_a53_shift): Add mov_shift.
14035 (cortex_a53_shift_reg): Add new reservation for register shifts.
14036 (cortex_a53_alu): Remove bfm.
14037 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
14038 (cortex_a53_alu_extr): Add new reservation for EXTR.
14039 (bypasses): Improve bypass modelling.
14041 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14044 * config/avr/avr.c (avr_asm_select_section): Strip off
14045 SECTION_DECLARED from flags when calling get_section.
14047 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
14049 * tree-vectorizer.h (vect_memory_access_type): Add
14050 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
14051 * tree-vect-stmts.c (compare_step_with_zero): New function.
14052 (perm_mask_for_reverse): Move further up file.
14053 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
14055 (get_negative_load_store_type): New function.
14056 (get_load_store_type): Call it. Add an ncopies argument.
14057 (vectorizable_mask_load_store): Update call accordingly and
14058 remove tests for negative steps.
14059 (vectorizable_store, vectorizable_load): Likewise. Handle new
14060 memory_access_types.
14062 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
14064 * tree-vectorizer.h (vect_memory_access_type): New enum.
14065 (_stmt_vec_info): Add a memory_access_type field.
14066 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
14067 (vect_model_store_cost): Take an access type instead of a boolean.
14068 (vect_model_load_cost): Likewise.
14069 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
14070 vect_model_store_cost and vect_model_load_cost.
14071 * tree-vect-stmts.c (vec_load_store_type): New enum.
14072 (vect_model_store_cost): Take an access type instead of a
14073 store_lanes_p boolean. Simplify tests.
14074 (vect_model_load_cost): Likewise, but for load_lanes_p.
14075 (get_group_load_store_type, get_load_store_type): New functions.
14076 (vectorizable_store): Use get_load_store_type. Record the access
14077 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
14078 (vectorizable_load): Likewise.
14079 (vectorizable_mask_load_store): Likewise. Replace is_store
14080 variable with vls_type.
14082 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
14084 * tree-vectorizer.h (vect_grouped_load_supported): Add a
14085 single_element_p parameter.
14086 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
14087 Check the PR65518 case here rather than in vectorizable_load.
14088 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
14089 * tree-vect-stmts.c (vectorizable_load): Likewise.
14091 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
14093 * tree-vectorizer.h (gather_scatter_info): New structure.
14094 (vect_check_gather_scatter): Return a bool rather than a decl.
14095 Replace return-by-pointer arguments with a single
14096 gather_scatter_info *.
14097 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
14098 (vect_analyze_data_refs): Update call accordingly.
14099 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
14100 (vectorizable_mask_load_store): Likewise. Also record the
14101 offset dt and vectype in the gather_scatter_info.
14102 (vectorizable_store): Likewise.
14103 (vectorizable_load): Likewise.
14105 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
14107 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
14108 strided groups, use the cost of N scalar accesses instead
14109 of ncopies vector accesses.
14110 (vect_model_load_cost): Likewise.
14112 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
14114 * tree-vect-stmts.c (vect_cost_group_size): Delete.
14115 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
14116 variable to indicate when once-per-group costs are being used.
14117 (vect_model_load_cost): Likewise. Fix comment and misindented code.
14119 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
14121 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
14122 peeling-for-gaps condition.
14124 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14126 * config/s390/s390.c (s390_expand_vec_init): Force initializer
14127 element to register if it doesn't match general_operand.
14129 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
14130 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14132 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
14134 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
14135 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
14136 (SIGNBIT): New mode iterator.
14137 (Fsignbit): New mode attribute.
14138 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
14139 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
14140 when direct moves are available.
14141 (signbit<mode>2_dm): New define_insn_and_split).
14142 (signbit<mode>2_dm2): New define_insn.
14144 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14146 PR rtl-optimization/71594
14147 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
14148 into subregs of appropriate mode before trying to emit a conditional
14151 2016-07-05 Jan Hubicka <jh@suse.cz>
14153 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
14154 (simple_iv): Use it.
14156 2016-07-05 Jan Hubicka <jh@suse.cz>
14158 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
14160 2016-07-05 Jiong Wang <jiong.wang@arm.com>
14162 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
14165 2016-07-05 Jan Hubicka <jh@suse.cz>
14167 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
14170 2016-07-05 Richard Biener <rguenther@suse.de>
14172 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
14173 Handle empty else block.
14174 (is_feasible_trace): Likewise.
14175 (split_paths): Likewise.
14177 2016-07-05 Richard Biener <rguenther@suse.de>
14179 * tree-loop-distribution.c (distribute_loop): Fix issue with
14180 the cost model loop.
14182 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
14184 * config/arm/neon-testgen.ml: Delete.
14185 * config/arm/neon.ml: Delete.
14187 2016-07-04 Jakub Jelinek <jakub@redhat.com>
14190 * tree.c (attribute_value_equal): Use get_attribute_name instead of
14191 directly using TREE_PURPOSE.
14193 2016-07-04 Jiong Wang <jiong.wang@arm.com>
14195 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
14196 * config/aarch64/aarch64_neon.h: Likewise.
14197 * config/aarch64/arm_neon.h: Likewise.
14198 * config/aarch64/atomics.md: Likewise.
14199 * config/aarch64/aarch64-simd-builtins.def: Likewise.
14200 * doc/invoke.texi: Likewise.
14202 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
14204 * config/s390/s390.md: Add "z13" cpu_facility.
14205 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
14206 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
14207 condition" type instructions.
14209 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
14210 Jeff Law <law@redhat.com>
14212 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
14213 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
14215 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
14217 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
14218 permutation for TARGET_AVX512F.
14219 (ix86_expand_vec_one_operand_perm_avx512): New function.
14220 (expand_vec_perm_1): Invoke introduced function.
14221 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
14222 it may be not valid after vectorization.
14224 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14227 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
14228 typo in comment. Only force to memory if it is a weak
14229 external reference.
14231 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
14232 Jiong Wang <jiong.wang@arm.com>
14234 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
14235 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
14236 (AARCH64_FL_F16): New.
14237 (AARCH64_FL_FOR_ARCH8_2): New.
14238 (AARCH64_ISA_8_2): New.
14239 (AARCH64_ISA_F16): New.
14240 (TARGET_FP_F16INST): New.
14241 (TARGET_SIMD_F16INST): New.
14242 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
14243 ("fp"): Disabling "fp" also disables "fp16".
14244 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
14245 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
14246 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
14247 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
14249 2016-07-04 Jan Beulich <jbeulich@suse.com>
14251 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
14253 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14256 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
14257 the insns, use an insn form that does not adjust the offset on
14258 little endian systems.
14260 2016-07-01 Jan Beulich <jbeulich@suse.com>
14262 * varasm.c (get_variable_section): Validate initializer in
14263 named .bss-like sections.
14265 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
14267 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
14268 Exchange the order of the second and third operands in the vpermr
14269 instruction tmeplate.
14271 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
14274 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
14275 Disallow TDmode values.
14277 2016-07-01 Alan Modra <amodra@gmail.com>
14279 PR rtl-optimization/71709
14280 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
14281 being set, not referenced.
14283 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
14285 PR tree-optimization/70729
14286 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
14287 of loop since it can be not valid after transformation.
14289 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14291 * config/arm/arm.c (thumb_reload_in_hi): Delete.
14292 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
14294 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
14296 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
14299 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14302 * config/rs6000/constraints.md (wY constraint): New constraint to
14303 match the requirements for the LXSD and STXSD instructions.
14304 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
14305 predicate to match the requirements for the LXSD and STXSD
14307 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
14308 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
14309 to make sure that the bottom 2 bits of offset are 0, the address
14310 form is offsettable, and no updating is done in the address mode.
14311 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
14312 (movdi_internal32): Likewise
14313 (movdi_internal64): Likewise.
14315 2016-06-30 Jakub Jelinek <jakub@redhat.com>
14317 PR tree-optimization/71707
14318 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
14319 strinfo even for ADDR_EXPR ptr.
14321 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
14323 * config/rs6000/altivec.md (darn_32): Change the condition to
14324 TARGET_P9_MISC instead of TARGET_MODULO.
14325 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
14326 condition expression.
14327 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
14328 condition expression.
14329 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
14330 (DFP_TEST): New code iterator.
14331 (dfptstsfi_<code>_mode>): New define_expand.
14332 (*dfp_sgnfcnc_<mode>): New define_insn.
14333 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
14334 definition next to BU_P9_MISC_1 definition and change the MASK
14335 value to RS6000_BTM_P9_MISC.
14336 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
14337 (BU_P9_64BIT_MISC_0): Likewise.
14338 (BU_P9_DFP_MISC_0): New macro definition.
14339 (BU_P9_DFP_MISC_1): New macro definition.
14340 (BU_P9_DFP_MISC_2): New macro definition.
14341 (BU_P9_DFP_OVERLOAD_1): New macro definition.
14342 (BU_P9_DFP_OVERLOAD_2): New macro definition.
14343 (BU_P9_DFP_OVERLOAD_3): New macro definition.
14344 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
14345 (TSTSFI_LT_TD): Likewise.
14346 (TSTSFI_EQ_DD): Likewise.
14347 (TSTSFI_EQ_TD): Likewise.
14348 (TSTSFI_GT_DD): Likewise.
14349 (TSTSFI_GT_TD): Likewise.
14350 (TSTSFI_OV_DD): Likewise.
14351 (TSTSFI_OV_TD): Likewise.
14352 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
14353 (TSTSFI_LT_DD): Likewise.
14354 (TSTSFI_LT_TD): Likewise.
14355 (TSTSFI_EQ): Likewise.
14356 (TSTSFI_EQ_DD): Likewise.
14357 (TSTSFI_EQ_TD): Likewise.
14358 (TSTSFI_GT): Likewise.
14359 (TSTSFI_GT_DD): Likewise.
14360 (TSTSFI_GT_TD): Likewise.
14361 (TSTSFI_OV): Likewise.
14362 (TSTSFI_OV_DD): Likewise.
14363 (TSTSFI_OV_TD): Likewise.
14364 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14365 overloaded test significance functions.
14366 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14367 OPTION_MASK_P9_MISC into the representation of this mask.
14368 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
14370 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
14371 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
14373 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
14374 argument is a 6-bit unsigned literal value if the icode argument
14375 represents a DFP test significance built-in call.
14376 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
14377 flag used independently and in combination with the
14378 RS6000_BTM_64BIT flag.
14379 (rs6000_opt_masks): Add entry for power9-misc command-line option.
14380 (rs6000_builtin_mask_names): Add entry for power9-misc
14381 command-line option.
14382 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
14383 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
14384 RS6000_BTM_P9_MISC macros.
14385 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
14386 option and change the description of the -mpower9-vector option to
14387 enable only vector instructions, removing its erroneously claimed
14388 support for scalar instructions.
14389 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14390 the ISA 3.0 digital floating point test significance built-in
14393 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
14395 * config/aarch64/aarch64.c (cortexa35_tunings):
14396 Enable AES fusion. Use cortexa57_branch_cost.
14397 (cortexa53_tunings): Use cortexa57_branch_cost.
14398 (cortexa72_tunings): Use cortexa57_branch_cost.
14399 Use AUTOPREFETCHER_WEAK.
14400 (cortexa73_tunings): Use cortexa57_branch_cost.
14402 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14403 James Greenhalgh <james.greenhalgh@arm.com>
14405 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
14406 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
14407 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
14408 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
14409 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
14410 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
14411 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
14412 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
14413 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
14414 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
14415 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
14416 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
14417 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
14420 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
14421 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14423 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
14425 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
14427 2016-06-30 David Malcolm <dmalcolm@redhat.com>
14430 * gcc.c (driver::build_option_suggestions): Pass "option" to
14431 add_misspelling_candidates.
14432 * opts-common.c (add_misspelling_candidates): Add "option" param;
14433 use it to avoid adding negated forms for options marked with
14435 * opts.h (add_misspelling_candidates): Add "option" param.
14437 2016-06-30 Jakub Jelinek <jakub@redhat.com>
14439 PR middle-end/71693
14440 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
14441 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
14442 first when permuting bitwise operation with rotate. Cast
14443 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
14445 2016-06-29 David Malcolm <dmalcolm@redhat.com>
14447 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
14448 for misspelled param names.
14449 * params.c: Include spellcheck.h.
14450 (find_param_fuzzy): New function.
14451 * params.h (find_param_fuzzy): New prototype.
14452 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
14453 * spellcheck.h (struct edit_distance_traits<const char *>):
14456 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
14458 * config/rs6000/predicates.md (const_0_to_7_operand): New
14459 predicate, recognize 0..7.
14460 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
14461 support for doing extracts from V16QImode, V8HImode, V4SImode
14463 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
14464 vector extract support.
14465 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
14466 for ISA 3.0 vector extract.
14467 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
14468 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
14469 extracts of a constant element number from small integer vectors
14470 on 64-bit ISA 3.0 systems.
14471 (vsx_extract_<mode>_di): Likewise.
14472 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
14473 say when we can do ISA 3.0 vector extracts.
14474 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
14475 registers, using the stxsiwx instruction.
14477 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
14479 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
14480 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
14481 qdf24xx_regmove_cost, qdf24xx_tunings): New.
14482 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
14483 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
14484 * config/arm/arm.c (arm_qdf24xx_tune): New.
14486 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
14488 * config/aarch64/aarch64.c (cortexa53_tunings):
14489 Increase loop alignment to 8. Set function alignment to 16.
14490 (cortexa35_tunings): Likewise.
14491 (cortexa57_tunings): Increase loop alignment to 8.
14492 (cortexa72_tunings): Likewise.
14493 (cortexa73_tunings): Likewise.
14495 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
14497 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
14498 for arm_fp16_ok and arm_fp16_hw.
14499 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
14500 arm_fp16_alternative.
14502 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
14504 PR tree-optimization/71655
14505 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
14506 types when swapping operands.
14508 2016-06-29 Martin Liska <mliska@suse.cz>
14510 PR middle-end/71585
14511 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
14512 * ipa-inline-transform.c (inline_call): Remove unnecessary call
14513 of build_optimization_node.
14515 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
14517 PR tree-optimization/70729
14518 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
14519 independent in loops having positive safelen value.
14520 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
14521 it may be not valid after vectorization.
14523 2016-06-29 Jakub Jelinek <jakub@redhat.com>
14525 PR tree-optimization/71625
14526 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
14527 is sorted by ascending list->offset. If PTR is non-NULL and there is
14528 previous strinfo, call get_stridx_plus_constant.
14529 (get_stridx): Pass exp as second argument to get_addr_stridx.
14530 (addr_stridxptr): Add missing list = list->next, so that there can be
14531 more than one entries in the list. Bump limit from 16 to 32. Ensure
14532 the list is sorted by ascending list->offset.
14533 (get_stridx_plus_constant): Adjust so that it can be also called with
14534 ADDR_EXPR instead of SSA_NAME as PTR.
14535 (handle_char_store): Pass NULL_TREE as second argument to
14538 2016-06-29 Richard Biener <rguenther@suse.de>
14540 PR rtl-optimization/68961
14541 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
14543 2016-06-29 Richard Biener <rguenther@suse.de>
14545 PR middle-end/71002
14546 * alias.c (component_uses_parent_alias_set_from): Handle
14547 type punning through union accesses by using the union alias set.
14548 * gimple.c (gimple_get_alias_set): Remove union type punning case.
14550 2016-07-29 Richard Biener <rguenther@suse.de>
14552 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
14553 precision not matching mode precision.
14555 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
14557 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
14558 pa_output_arg_descriptor.
14559 (call_val_symref_64bit_post_reload): Likewise.
14560 (call_val_powf_64bit_post_reload): Likewise.
14561 (sibcall_internal_symref_64bit): Likewise.
14562 (sibcall_value_internal_symref_64bit): Likewise.
14564 2016-06-28 Jakub Jelinek <jakub@redhat.com>
14566 PR middle-end/71626
14567 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
14568 a constant, force its SUBREG_REG into memory or register instead
14571 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14574 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
14575 * doc/invoke.texi (AVR Options): Document it.
14577 2016-06-28 Walter Lee <walt@tilera.com>
14579 * config/tilegx/linux.h: Do not include arch/icache.h
14580 (CLEAR_INSN_CACHE): Provide inlined definition directly.
14581 * config/tilepro/linux.h: Do not include arch/icache.h
14582 (CLEAR_INSN_CACHE): Provide inlined definition directly.
14584 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
14586 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
14587 for big-endian BIT_FIELD_REF.
14589 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
14591 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
14592 ('size' attribute): Add '128'.
14594 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
14595 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
14596 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
14597 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
14598 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
14599 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
14600 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
14601 *trunc<mode>df2_odd): Set size attribute to '128'.
14602 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
14603 * config/rs6000/power6.md (power6-fp): Include dfp type.
14604 * config/rs6000/power7.md (power7-fp): Likewise.
14605 * config/rs6000/power8.md (power8-fp): Likewise.
14606 * config/rs6000/power9.md: New file.
14607 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
14608 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
14609 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
14611 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
14612 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
14613 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
14614 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
14615 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
14616 dfp_dscri_<mode>): Change type attribute to dfp.
14617 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
14618 attribute to vecsimple.
14619 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
14620 and prefetch streams.
14621 (rs6000_option_override_internal): Remove temporary code setting
14622 tuning to power8. Don't set rs6000_sched_groups for power9.
14623 (last_scheduled_insn): Change to rtx_insn *.
14624 (divide_cnt, vec_load_pendulum): New variables.
14625 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
14626 (rs6000_issue_rate): Set issue rate for Power9.
14627 (is_power9_pairable_vec_type): New.
14628 (power9_sched_reorder2): New.
14629 (rs6000_sched_reorder2): Call new function for Power9 specific
14631 (insn_must_be_first_in_group): Remove Power9.
14632 (insn_must_be_last_in_group): Likewise.
14633 (force_new_group): Likewise.
14634 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
14635 Initialize divide_cnt/vec_load_pendulum.
14636 (_rs6000_sched_context, rs6000_init_sched_context,
14637 rs6000_set_sched_context): Handle context save/restore of new
14640 2016-06-28 Richard Biener <rguenther@suse.de>
14642 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
14643 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
14644 COMPONENT_REF operand.
14645 (nonoverlapping_component_refs_p): Likewise.
14646 * stor-layout.c (start_bitfield_representative): Mark
14647 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
14649 2016-06-28 Jakub Jelinek <jakub@redhat.com>
14651 * Makefile.in: Don't cat ../stage_current if it does not exist.
14653 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
14654 last argument is a bit-field.
14656 PR rtl-optimization/71673
14657 * internal-fn.c (expand_arith_overflow_result_store): Use
14658 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
14659 expand_simple_binop.
14661 PR middle-end/66867
14662 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
14663 expand_ifn_atomic_compare_exchange): New functions.
14664 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
14665 * tree.h (build_call_expr_internal_loc): Rename to ...
14666 (build_call_expr_internal_loc_array): ... this. Fix up type of
14668 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
14669 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
14670 ATOMIC_COMPARE_EXCHANGE result.
14671 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
14672 * gimple-fold.h (optimize_atomic_compare_exchange_p,
14673 fold_builtin_atomic_compare_exchange): New prototypes.
14674 * gimple-fold.c (optimize_atomic_compare_exchange_p,
14675 fold_builtin_atomic_compare_exchange): New functions..
14676 * tree-ssa.c (execute_update_addresses_taken): If
14677 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
14678 of call when finding addressable vars, and if such var becomes
14679 non-addressable, call fold_builtin_atomic_compare_exchange.
14681 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
14684 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
14685 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
14687 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
14689 * config/rs6000/rs6000.md ('type' attribute): Add
14690 veclogical,veccmpfx,vecexts,vecmove insn types.
14691 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
14692 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
14693 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
14694 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
14695 *nabs<mode>2_hw): Change type to vecmove.
14696 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
14697 *boolcc<mode>3_internal, *eqv<mode>3_internal,
14698 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
14699 *ieee_128bit_vsx_abs<mode>2_internal,
14700 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
14701 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
14702 *ieee128_mtvsrd_32bit): Change type to veclogical.
14703 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
14704 *movdi_internal32, *movdi_internal64): Update insn types.
14705 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
14706 vsx_extract_<mode>): Change type to veclogical.
14707 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
14708 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
14709 *vsx_sign_extend_si_v2di): Change type to vecexts.
14710 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
14711 type to veclogical.
14712 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
14713 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
14714 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
14715 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
14716 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
14717 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
14718 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
14719 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
14720 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
14721 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
14722 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
14723 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
14724 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
14725 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
14726 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
14727 (ppc7450-vecsimple): Add veclogical, vecmove.
14728 (ppc7450-veccmp): Add veccmpfx.
14729 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
14731 (ppc8540_vector_compare): Add veccmpfx.
14732 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
14733 * config/rs6000/cell.md (cell-fp): Add fpsimple.
14734 (cell-vecsimple): Add veclogical, vecmove.
14735 (cell-veccmp): Add veccmpfx.
14736 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
14737 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
14739 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
14740 * config/rs6000/power4.md (power4-fp): Add fpsimple.
14741 (power4-vecsimple): Add veclogical, vecmove.
14742 (power4-veccmp): Add veccmpfx.
14743 * config/rs6000/power5.md (power5-fp): Add fpsimple.
14744 * config/rs6000/power6.md (power6-fp): Add fpsimple.
14745 (power6-vecsimple): Add veclogical, vecmove.
14746 (power6-veccmp): Add veccmpfx.
14747 * config/rs6000/power7.md (power7-fp): Add fpsimple.
14748 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
14749 * config/rs6000/power8.md (power8-fp): Add fpsimple.
14750 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
14751 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
14752 * config/rs6000/titan.md (titan_fp): Add fpsimple.
14753 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
14755 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
14757 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
14760 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14761 OPTION_MASK_P9_DFORM_VECTOR.
14762 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
14763 disable -mpower9-dform-vector when using reload.
14764 (quad_address_p): Remove 'gpr_p' argument and all associated code.
14765 New 'strict' argument. Update all callers. Add strict addressing
14767 (rs6000_legitimate_offset_address_p): Remove call to
14768 virtual_stack_registers_memory_p.
14769 (rs6000_legitimize_reload_address): Add quad address support.
14770 (rs6000_legitimate_address_p): Move call to quad_address_p above
14771 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
14772 to account for new strict usage.
14773 (rs6000_output_move_128bit): Adjust quad_address_p args to account
14774 for new strict usage.
14775 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
14777 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
14784 * config/i386/i386.c (ix86_spill_class): Disable condition to
14785 always return NO_REGS.
14787 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
14789 * predict.c: Include gimple-pretty-print.h
14790 (predicted_by_loop_heuristics_p): Check also
14791 PRED_LOOP_EXIT_WITH_RECURSION
14792 (predict_loops): Find self recursive calls and use special purpose
14793 predictors for them; dump log about decisions.
14794 (pass_profile::execute): Dump info about #of iterations.
14795 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
14796 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
14798 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
14800 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
14801 output_asm_insn calls and shorten long lines. Output .CALL
14802 argument descriptor using pa_output_arg_descriptor. Add various
14803 inline $$dyncall and other optimizations.
14804 (pa_attr_length_indirect_call): Adjust ordering and lengths.
14806 2016-06-25 Jakub Jelinek <jakub@redhat.com>
14808 PR tree-optimization/71643
14809 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
14812 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
14813 leak a bitmap if dep_bb is NULL.
14815 PR tree-optimization/71631
14816 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
14817 to rewrite_expr_tree even if negate_result, move new_lhs var
14818 declaration and initialization earlier, for powi_result set afterwards
14819 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
14820 if new_lhs != lhs, and don't shadow gsi var.
14822 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
14824 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
14825 Add in_loop parameter.
14826 (predict_loops): Add loop guard heuristics.
14827 * predict.def (PRED_LOOP_GUARD): New heuristics.
14829 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
14831 * predict.c: Include ipa-utils.h
14832 (tree_bb_level_prediction): Predict recursive calls.
14833 (tree_estimate_probability_bb): Skip inexpensive calls for call
14835 * predict.def (PRED_RECURSIVE_CALL): New.
14837 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14839 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
14840 (BU_FLOAT128_1): Likewise.
14842 (COPYSIGNQ): Likewise.
14843 (RS6000_BUILTIN_NANQ): Likewise.
14844 (RS6000_BUILTIN_NANSQ): Likewise.
14845 (RS6000_BUILTIN_INFQ): Likewise.
14846 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
14847 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
14848 (TARGET_FOLD_BUILTIN): New #define.
14849 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
14850 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
14851 (rs6000_fold_builtin): New target hook implementation, handling
14852 folding of 128-bit NaNs and infinities.
14853 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
14854 entries are filled in to avoid problems during bootstrap
14855 self-test; define builtins for 128-bit NaNs and infinities.
14856 (rs6000_opt_mask): Add entry for float128.
14857 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
14858 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
14859 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
14860 (const_str_type_node): New #define.
14861 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
14862 to a define_expand that dispatches to either copysign<mode>3_soft
14863 or copysign<mode>3_hard.
14864 (copysign<mode>3_hard): Rename from copysign<mode>3.
14865 (copysign<mode>3_soft): New define_insn.
14866 * doc/extend.texi: Document new builtins.
14868 2016-06-24 Jakub Jelinek <jakub@redhat.com>
14870 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
14871 PRIu64 instead of lu.
14873 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
14876 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
14877 copy the type name.
14879 2016-06-24 Jakub Jelinek <jakub@redhat.com>
14881 PR tree-optimization/71647
14882 * omp-low.c (lower_rec_input_clauses): Convert
14883 omp_clause_aligned_alignment (c) to size_type_node for the
14884 last argument of __builtin_assume_aligned.
14886 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
14888 * configure.ac (calling ___tls_get_addr via GOT): New
14889 assembler/linker check.
14890 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
14891 assembler and linker supports calling ___tls_get_addr via GOT.
14892 Otherise, defined to 0.
14893 * config.in: Regenerated.
14894 * configure: Likewise.
14895 * config/i386/constraints.md (Yb): New constraint.
14896 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
14897 (REG_CLASS_NAMES): Likewise.
14898 (REG_CLASS_CONTENTS): Likewise.
14899 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
14900 the b constraint with the Yb constraint. Call ___tls_get_addr
14901 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
14903 (*tls_local_dynamic_base_32_gnu): Likewise.
14904 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
14905 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
14906 (*tls_local_dynamic_base_64_<mode>): Likewise.
14908 2016-06-24 Martin Liska <mliska@suse.cz>
14910 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
14911 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
14913 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
14914 argument to true if the expected number of iterations is
14917 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
14919 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
14920 assemble for 32bit target.
14921 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
14922 and $ld_ix86_gld_32_opt to link for 32bit target.
14923 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
14924 * configure: Regenerate.
14926 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14928 * config/arm/arm.c (int_log2): Delete definition and prototype.
14929 (shift_op): Use exact_log2 instead of int_log2.
14930 (vfp3_const_double_for_fract_bits): Likewise.
14932 2016-06-24 Jakub Jelinek <jakub@redhat.com>
14934 * internal-fn.c (expand_arith_set_overflow): New function.
14935 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
14937 (expand_arith_overflow_result_store): Likewise. Handle precision
14938 smaller than mode precision.
14939 * tree-vrp.c (extract_range_basic): For imag part, handle
14940 properly signed 1-bit precision result.
14941 * doc/extend.texi (__builtin_add_overflow): Document that last
14942 argument can't be pointer to enumerated or boolean type.
14943 (__builtin_add_overflow_p): Document that last argument can't
14944 have enumerated or boolean type.
14946 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14947 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14949 * config/rs6000/predicates.md (splat_input_operand): Rework.
14950 Don't allow constants, since the insns that use this predicate
14951 don't support constants. Constants are handled by other insns
14952 that are created via combine. During and after register
14953 allocation, only allow indexed or indirect addresses, and not
14954 general addresses. Only allow modes supported by the hardware.
14955 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
14956 comment. Move check for using VSPLTIS<x> to a common location,
14957 instead of doing it in two different places.
14959 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
14961 * config/i386/driver-i386.c (host_detect_local_cpu): Set
14962 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
14963 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
14964 signature_CENTAUR_ebx.
14966 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
14970 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
14971 (as_ix86_gas_32_opt): This.
14972 (ld_ix86_tls_ldm_opt): Renamed to ...
14973 (ld_ix86_gld_32_opt): This.
14974 (R_386_TLS_LDM reloc): Updated.
14975 (R_386_GOT32X reloc): New assembler/linker check.
14976 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
14977 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
14979 * config.in: Regenerated.
14980 * configure: Likewise.
14981 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
14982 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
14983 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
14984 if ix86_force_load_from_GOT_p returns true.
14985 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
14986 ix86_force_load_from_GOT_p returns true.
14987 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
14988 the external function address via the GOT slot.
14989 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
14990 HAVE_AS_IX86_GOT32X before returning false.
14991 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
14992 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
14994 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
14996 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
14998 2016-06-23 Andi Kleen <ak@linux.intel.com>
15000 * Makefile.in: Regenerate.
15001 * doc/install.texi: Document autoprofiledbootstrap.
15003 2016-06-23 Andi Kleen <ak@linux.intel.com>
15005 * config/i386/gcc-auto-profile: New file.
15007 2016-06-23 Martin Liska <mliska@suse.cz>
15009 PR middle-end/71619
15010 * predict.c (predict_loops): Revert the hunk that was removed
15013 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
15015 * config.gcc: Add support for arm*-*-phoenix* targets.
15016 * config/arm/t-phoenix: New.
15017 * config/phoenix.h: New.
15019 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
15020 H.J. Lu <hongjiu.lu@intel.com>
15023 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
15024 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
15025 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
15026 ix86_force_load_from_GOT_p returns true.
15027 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
15028 ix86_force_load_from_GOT_p returns true.
15029 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
15030 ix86_force_load_from_GOT_p returns true.
15031 (ix86_expand_move): Load the external function address via the
15032 GOT slot if ix86_force_load_from_GOT_p returns true.
15033 * config/i386/predicates.md (x86_64_immediate_operand): Return
15034 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
15035 (x86_64_zext_immediate_operand): Ditto.
15037 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
15039 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
15041 2016-06-22 David Malcolm <dmalcolm@redhat.com>
15044 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
15045 * diagnostic.c (pedwarn_at_rich_loc): New function.
15046 * spellcheck.h (best_match::best_match): Add a
15047 "best_distance_so_far" optional parameter.
15048 (best_match::set_best_so_far): New method.
15049 (best_match::get_best_distance): New accessor.
15050 (best_match::get_best_candidate_length): New accessor.
15052 2016-06-22 Nick Clifton <nickc@redhat.com>
15054 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
15055 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
15056 modes are accepted as well.
15057 (ucompare_loc_descriptor): Likewise.
15058 (minmax_loc_descriptor): Likewise.
15059 (clz_loc_descriptor): Likewise.
15060 (popcount_loc_descriptor): Likewise.
15061 (bswap_loc_descriptor): Likewise.
15062 (rotate_loc_descriptor): Likewise.
15063 (mem_loc_descriptor): Likewise.
15064 (loc_descriptor): Likewise.
15066 2016-06-22 David Malcolm <dmalcolm@redhat.com>
15068 * common.opt (fdiagnostics-parseable-fixits): New option.
15069 * diagnostic.c: Include "selftest.h".
15070 (print_escaped_string): New function.
15071 (print_parseable_fixits): New function.
15072 (diagnostic_report_diagnostic): Call print_parseable_fixits.
15073 (selftest::assert_print_escaped_string): New function.
15074 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
15075 (selftest::test_print_escaped_string): New function.
15076 (selftest::test_print_parseable_fixits_none): New function.
15077 (selftest::test_print_parseable_fixits_insert): New function.
15078 (selftest::test_print_parseable_fixits_remove): New function.
15079 (selftest::test_print_parseable_fixits_replace): New function.
15080 (selftest::diagnostic_c_tests): New function.
15081 * diagnostic.h (struct diagnostic_context): Add field
15082 "parseable_fixits_p".
15083 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
15084 -fdiagnostics-parseable-fixits.
15085 (-fdiagnostics-parseable-fixits): New option.
15086 * opts.c (common_handle_option): Handle
15087 -fdiagnostics-parseable-fixits.
15088 * selftest-run-tests.c (selftest::run_tests): Call
15089 selftest::diagnostic_c_tests.
15090 * selftest.h (selftest::diagnostic_c_tests): New prototype.
15092 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
15094 PR tree-optimization/71488
15095 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
15096 comparison of boolean vectors.
15097 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
15098 of boolean vectors using bitwise operations.
15100 2016-06-22 Andreas Schwab <schwab@suse.de>
15102 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
15103 Remove declaration.
15105 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
15107 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
15109 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
15111 * config/i386/i386.c (print_reg): Emit an error message on attempt to
15114 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15116 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
15117 * config/arm/arm-cores.def (cortex-a73): New entry.
15118 (cortex-a73.cortex-a35): Likewise.
15119 (cortex-a73.cortex-a53): Likewise.
15120 * config/arm/arm-tables.opt: Regenerate.
15121 * config/arm/arm-tune.md: Likewise.
15122 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
15123 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
15124 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
15125 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
15126 * doc/invoke.texi (ARM Options): Document cortex-a73,
15127 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
15129 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15131 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
15132 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
15133 (cortex-a73.cortex-a35): Likewise.
15134 (cortex-a73.cortex-a53): Likewise.
15135 * config/aarch64/aarch64-tune.md: Regenerate.
15136 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
15137 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
15140 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15142 * configure.ac (gcc_cv_as_compress_debug): Remove
15143 --compress-debug-sections as extra as switch.
15144 Handle gas --compress-debug-sections=type.
15145 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
15146 Handle gld --compress-debug-sections=type.
15147 * configure: Regenerate.
15149 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
15151 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
15153 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
15155 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
15156 (do_rewrite): likewise.
15158 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15160 * common/config/mep/mep-common.c: Remove.
15161 * config.gcc: Remove mep-* support.
15162 * config/mep/constraints.md: Remove.
15163 * config/mep/default.h: Remove.
15164 * config/mep/intrinsics.h: Remove.
15165 * config/mep/intrinsics.md: Remove.
15166 * config/mep/ivc2-template.h: Remove.
15167 * config/mep/mep-c5.cpu: Remove.
15168 * config/mep/mep-core.cpu: Remove.
15169 * config/mep/mep-default.cpu: Remove.
15170 * config/mep/mep-ext-cop.cpu: Remove.
15171 * config/mep/mep-intrin.h: Remove.
15172 * config/mep/mep-ivc2.cpu: Remove.
15173 * config/mep/mep-pragma.c: Remove.
15174 * config/mep/mep-protos.h: Remove.
15175 * config/mep/mep.c: Remove.
15176 * config/mep/mep.cpu: Remove.
15177 * config/mep/mep.h: Remove.
15178 * config/mep/mep.md: Remove.
15179 * config/mep/mep.opt: Remove.
15180 * config/mep/predicates.md: Remove.
15181 * config/mep/t-mep: Remove.
15182 * doc/install.texi: Remove mep-* documentation.
15183 * doc/md.texi: Likewise.
15185 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15187 * config.gcc: Remove support for avr-rtems.
15188 * config/avr/gen-avr-mmcu-specs.c: Likewise.
15189 * config/avr/rtems.h: Remove.
15190 * config/avr/t-rtems: Remove.
15192 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15194 * config.gcc: Remove m32r-rtems support.
15195 * config/m32r/rtems.h: Remove.
15197 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15199 * config.gcc: Remove h8300-rtems support.
15200 * config/h8300/rtems.h: Remove.
15201 * config/h8300/t-rtems: Remove.
15203 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15205 * config.gcc: Remove support for knetbsd.
15206 * configure.ac: Likewise.
15207 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
15208 * config/knetbsd-gnu.h: Remove.
15209 * configure: Regenerate.
15211 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15213 * config.gcc: Remove support for openbsd 2 and 3.
15214 * config/openbsd-oldgas.h: Remove.
15216 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15218 * config.gcc: Remove interix support.
15219 * config/i386/i386-interix.h: Remove.
15220 * config/i386/interix.opt: Remove.
15221 * config/i386/t-interix: Remove.
15222 * configure: Regenerate.
15223 * configure.ac: Remove interix support.
15224 * doc/install.texi: Remove interix documentation.
15226 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
15228 * config/rs6000/rs6000.h: Add conditional preprocessing directives
15229 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
15232 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
15234 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
15235 they are both PLACEHOLDER_EXPRs.
15237 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15239 * stor-layout.c (layout_type): Move setting complex MODE to
15240 layout_type, instead of setting it ahead of time by the caller.
15241 * tree.c (build_complex_type): Likewise.
15243 2016-06-21 Martin Liska <mliska@suse.cz>
15245 * predict.c (force_edge_cold): Replace imposisble with
15248 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
15250 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
15251 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
15253 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
15255 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
15257 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
15258 Ilya Enkovich <ilya.enkovich@intel.com>
15261 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
15262 New member function to convert V1TImode register to SUBREG
15263 TImode in debug insn.
15264 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
15265 after changing register mode to V1TImode.
15267 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
15269 * config/aarch64/aarch64-cores.def (vulcan): New core.
15270 * config/aarch64/aarch64-tune.md: Regenerate.
15271 * doc/invoke.texi: Document vulcan as an available option.
15273 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
15275 * cse.c (canon_asm_operands): New function extracted from...
15276 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
15277 either standalone or member of a PARALLEL.
15279 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
15282 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
15283 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
15284 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
15286 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
15289 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
15290 constant addresses if can_create_pseudo_p.
15292 2016-06-21 Jakub Jelinek <jakub@redhat.com>
15294 PR tree-optimization/71588
15295 * tree-ssa-strlen.c (valid_builtin_call): New function.
15296 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
15299 2016-06-20 Jakub Jelinek <jakub@redhat.com>
15301 PR middle-end/71581
15302 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
15303 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
15304 for conversion of scalar user var to complex type and use the
15305 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
15308 PR rtl-optimization/71591
15309 * toplev.c (toplev::run_self_tests): If no_backend, complain and
15310 don't run any tests.
15312 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
15315 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
15316 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
15317 space for PIC with non-v32 and the common non-PIC "jump".
15319 2016-06-20 Jakub Jelinek <jakub@redhat.com>
15322 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
15323 returned values and add UN*/LTGT/*ORDERED cases with values matching
15324 D operand modifier on vcmp for AVX.
15326 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
15328 * config/aarch64/aarch64.opt
15329 (mpc-relative-literal-loads): Rename internal option name.
15330 * config/aarch64/aarch64.c
15331 (aarch64_nopcrelative_literal_loads): Rename to
15332 aarch64_pcrelative_literal_loads.
15333 (aarch64_expand_mov_immediate): Likewise.
15334 (aarch64_secondary_reload): Likewise.
15335 (aarch64_can_use_per_function_literal_pools_p): Likewise.
15336 (aarch64_override_options_after_change_1): Rename and simplify logic.
15337 (aarch64_classify_symbol): Merge large model checks into switch,
15338 remove pc-relative load check.
15340 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15342 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
15343 costs relative to the cost of a register move.
15345 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15347 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
15348 (vcvt_n_f64_u64): Likewise.
15349 (vcvt_n_s64_f64): Likewise.
15350 (vcvt_n_u64_f64): Likewise.
15351 (vcvt_f64_s64): Likewise.
15352 (vrecpe_f64): Likewise.
15353 (vcvt_f64_u64): Likewise.
15354 (vrecps_f64): Likewise.
15356 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15358 * config/aarch64/aarch64.md
15359 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
15361 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
15363 * config/aarch64/aarch64-builtins.c
15364 (aarch64_types_binop_uss_qualifiers): Delete.
15365 (TYPES_BINOP_USS): Likewise.
15366 (aarch64_types_binop_sus_qualifiers): Likewise.
15367 (TYPES_BINOP_SUS): Likewise.
15368 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
15369 (TYPES_FCVTIMM_SUS): Likewise.
15370 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
15372 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
15373 (fcvtzs): Use SHIFTIMM rather than BINOP.
15374 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
15376 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15378 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
15379 costs relative to the cost of a register move.
15381 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
15383 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
15384 Allow scalar/single vector modes to be tieable.
15386 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
15388 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
15390 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15392 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
15394 * tree.h (TYPE_ALIGN): Likewise.
15396 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
15399 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
15401 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
15403 * config/avr/avr.c (avr_print_operand): Fix "format not a string
15404 literal" build warnings.
15405 (avr_print_operand_address): Dito.
15407 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
15410 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
15411 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
15413 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
15415 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
15417 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
15420 * reload1.c (reload): Pass 0 to finish_spills when called because
15421 update_eliminables_and_spill returns true and remove did_spill.
15422 (finish_spills): Adjust comment and document GLOBAL parameter.
15424 2016-06-17 DJ Delorie <dj@redhat.com>
15427 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
15428 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
15429 (umulqihi3_virt): Likewise.
15430 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
15431 (umulqihi3_real): Likewise.
15433 2016-06-17 Martin Liska <mliska@suse.cz>
15435 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
15437 2016-06-17 Martin Liska <mliska@suse.cz>
15439 * predict.def: PRED_LOOP_EXIT from 92 to 85.
15441 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
15443 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
15445 (vaddq_f32): Likewise.
15446 (vmul_f32): Likewise.
15447 (vmulq_f32): Likewise.
15448 (vsub_f32): Likewise.
15449 (vsubq_f32): Likewise.
15451 2016-06-17 Bin Cheng <bin.cheng@arm.com>
15453 PR tree-optimization/71347
15454 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
15455 cost for all uses in group.
15457 2016-06-17 Bin Cheng <bin.cheng@arm.com>
15459 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
15460 insert gimple seq if it's not empty.
15462 2016-06-17 Bin Cheng <bin.cheng@arm.com>
15464 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
15466 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
15467 rather than OFFSET.
15468 (comp_dr_with_seg_len_pair): Ditto.
15469 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
15470 struct dr_with_seg_len_pair against DR_OFFSET.
15471 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
15472 DR_OFFSET directly.
15474 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
15476 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
15478 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
15480 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
15481 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
15482 (pa_output_millicode_call): Likewise.
15483 (pa_output_call): Likewise.
15484 (pa_output_indirect_call): Likewise.
15485 (pa_asm_output_mi_thunk): Likewise.
15487 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15489 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
15491 2016-06-16 Martin Liska <mliska@suse.cz>
15493 * predict.c (combine_predictions_for_insn): When we find a first
15494 match predictor, we should consider just predictors with
15495 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
15496 DS theory predictor.
15497 (combine_predictions_for_bb): Likewise.
15499 2016-06-16 Jakub Jelinek <jakub@redhat.com>
15501 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
15502 with base of reference to struct.
15504 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
15506 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
15508 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15511 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
15512 progmem_swtable_section.
15513 (progmem_swtable_section): Remove.
15514 (avr_asm_function_rodata_section): Remove.
15515 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
15516 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
15518 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
15520 * config/i386/driver-i386.c (host_detect_local_cpu): Set
15521 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
15522 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
15523 signature_CENTAUR_ebx.
15524 * config/i386/i386.c (ix86_option_override_internal): Add
15525 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
15526 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
15527 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
15529 2016-06-16 Martin Liska <mliska@suse.cz>
15531 * predict.def: Add fortran loop preheader predictor.
15532 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
15533 fold IFN_BUILTIN_EXPECT with a known constant argument.
15535 2016-06-16 Martin Liska <mliska@suse.cz>
15537 * predict.def: Add 'Fortran' to display text of all
15538 PRED_FORTRAN_* predictors.
15540 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
15543 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
15544 [IA64_BUILTIN_NANSQ]: Ditto.
15545 (ia64_fold_builtin): New function.
15546 (TARGET_FOLD_BUILTIN): New define.
15547 (ia64_init_builtins) Declare const_string_type node.
15548 Add __builtin_nanq and __builtin_nansq builtin functions.
15549 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
15551 2016-06-16 Nick Clifton <nickc@redhat.com>
15553 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
15554 MSP430_HWMULT_ prefix to enum values.
15555 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
15556 * config/msp430/msp430.c: Update use of enum values.
15557 * config/msp430/msp430.md: Likewise.
15558 * config/msp430/msp430.opt: Likewise.
15560 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
15562 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
15563 of comparsions in the last iteration.
15565 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
15566 Joern Rennecke <joern.rennecke@embecosm.com>
15568 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
15570 (arc_needs_pcl_p): Add GOTOFFPC.
15571 (arc_legitimate_pic_addr_p): Likewise.
15572 (arc_output_pic_addr_const): Likewise.
15573 (arc_legitimize_pic_address): Generate a pc-relative address using
15575 (arc_output_libcall): Use @pcl syntax.
15576 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
15577 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
15578 (*movsi_insn): Use @pcl syntax.
15579 (doloop_begin_i): Likewise.
15581 2016-06-16 Martin Liska <mliska@suse.cz>
15583 * predict.def: Define a new predictor.
15585 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
15587 * config/arc/arc.opt (mtp-regno): Update text.
15589 2016-06-16 Renlin Li <renlin.li@arm.com>
15591 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
15593 2016-06-16 Jakub Jelinek <jakub@redhat.com>
15596 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
15597 (setcc + and peephole2): Likewise.
15599 PR rtl-optimization/71532
15600 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
15603 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
15605 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
15606 DImode constants with XXSPLTIB in vector registers.
15607 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
15608 vsx_extract_<mode>_internal{1,2} into a single insn that handles
15609 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
15610 extraction of the element at the top of the register as a scalar
15612 (vsx_extract_<mode>_internal1): Likewise.
15613 (vsx_extract_<mode>_internal2): Likewise.
15614 * config/rs6000/constraints.md (wi constraint): Remove a comment
15615 about DImode not being allowed in Altivec registers.
15616 (wB constraint): New constraint for constants that can be
15617 generated in Altivec registers with VSPLTISW/VUPKHSW.
15618 * config/rs6000/predicates.md (xxspltib_constant_split): Update
15620 (xxspltib_constant_nosplit): Likewise.
15621 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
15622 support for -mupper-regs-di to enable DImode to go into Altivec
15624 (POWERPC_MASKS): Likewise.
15625 (power7 cpu): Likewise.
15626 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
15627 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
15628 for DImode being allowed in Altivec registers. Update wi/wj
15629 constraints. Set scalar_in_vmx_p flag.
15630 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
15631 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
15632 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
15633 (rs6000_opt_masks): Add -mupper-regs-di.
15634 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
15635 direct move to use wi and not wj.
15636 (lfiwzx): Likewise.
15637 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
15639 (floatunssi<mode>2_lfiwzx_mem): Likewise.
15640 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
15641 any VSX register, instead of just Altivec registers, to allow
15642 either operand to be an Altivec register or both.
15643 (fixuns_trunc<mode>di2_fctiduz): Likewise.
15644 (movdi_internal32): Add support for -mupper-regs-di. Add support
15645 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
15646 the alternatives and attributes to be lined up to be easier to
15648 (movdi_internal64): Likewise.
15649 (64-bit DImode splitters): Change predicates to only split loading
15650 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
15651 load constants in ISA 3.0 or ISA 2.07 respectively.
15652 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
15653 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
15654 mention -mcpu=power9 sets these options.
15655 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
15658 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15661 * config/avr/avr.c (avr_set_current_function): Warn misspelled
15662 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
15663 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
15664 by default to warn misspelled interrupt/ signal handler.
15665 * doc/invoke.texi (AVR Options): Document it. Update description
15666 for -nodevicelib option.
15668 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15670 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
15671 up parentheses. Use GET_MODE_UNIT_BITSIZE.
15672 (aarch64_<sur>shll2_n<mode>): Likewise.
15674 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
15676 PR middle-end/71529
15677 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
15678 DECL_CONTEXT for copied arguments.
15680 2016-06-15 Alan Hayward <alan.hayward@arm.com>
15682 PR tree-optimization/71483
15683 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
15686 2016-06-15 Martin Liska <mliska@suse.cz>
15688 * predict.c (tree_predict_by_opcode): Call predict_edge_def
15689 instead of predict_edge w/o a probability.
15691 2016-06-15 Alan Hayward <alan.hayward@arm.com>
15693 PR tree-optimization/71439
15694 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
15697 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15699 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
15700 register subregs in SET_SRC.
15702 2016-06-15 Richard Biener <rguenther@suse.de>
15704 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
15705 store restrictions.
15707 2016-06-15 Richard Biener <rguenther@suse.de>
15709 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
15710 not consider dependences between accesses that belong to the
15712 (vect_analyze_data_ref_dependences): Do not analyze read-read
15713 or self-dependences.
15715 2016-06-14 David Malcolm <dmalcolm@redhat.com>
15717 * spellcheck-tree.c: Include spellcheck-tree.h rather than
15719 (find_closest_identifier): Reimplement in terms of
15720 best_match<tree,tree>.
15721 * spellcheck-tree.h: New file.
15722 * spellcheck.c (struct edit_distance_traits<const char *>): New
15724 (find_closest_string): Reimplement in terms of
15725 best_match<const char *, const char *>.
15726 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
15727 overload to spellcheck-tree.h.
15728 (find_closest_identifier): Likewise.
15729 (struct edit_distance_traits<T>): New template.
15730 (class best_match): New class.
15732 2016-06-14 David Malcolm <dmalcolm@redhat.com>
15734 * selftest-run-tests.c (selftest::run_tests): Call
15735 selftest::spellcheck_tree_c_tests.
15736 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
15737 * spellcheck-tree.c: Include selftest.h and stringpool.h.
15738 (selftest::test_find_closest_identifier): New function.
15739 (selftest::spellcheck_tree_c_tests): New function.
15740 * spellcheck.c (selftest::test_find_closest_string): Verify that
15741 the order of the vec does not affect the results for this case.
15742 (selftest::test_data): New array.
15743 (selftest::test_metric_conditions): New function.
15744 (selftest::spellcheck_c_tests): Add a test of case-comparison.
15745 Call selftest::test_metric_conditions.
15747 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15749 * config/rs6000/rs6000-builtin.def (commentary): Typo.
15750 (BU_P9_MISC_1): Likewise.
15751 (BU_P9_64BIT_MISC_0): Likewise.
15752 (BU_P9_MISC_0): Likewise.
15754 2016-06-14 David Malcolm <dmalcolm@redhat.com>
15756 * gcc-rich-location.c
15757 (gcc_rich_location::add_fixit_misspelled_id): New method.
15758 * gcc-rich-location.h
15759 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
15761 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
15763 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
15764 FreeBSD 11 and above.
15766 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
15768 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
15770 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15772 * expmed.h: Close parenthesis in "at your option" in copyright
15774 * lower-subreg.h: Likewise.
15776 2016-06-14 Richard Biener <rguenther@suse.de>
15778 PR middle-end/71526
15779 * genmatch.c (expr::gen_transform): Use in_type for comparisons
15782 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15784 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
15786 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
15787 mask+shift version.
15788 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
15790 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
15791 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
15793 2016-06-14 Richard Biener <rguenther@suse.de>
15795 PR tree-optimization/71522
15796 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
15797 copying into float copying.
15799 2016-06-14 Jakub Jelinek <jakub@redhat.com>
15801 PR tree-optimization/71520
15802 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
15803 (replace_block_by): Move user labels from bb1 to bb2.
15805 2016-06-14 Richard Biener <rguenther@suse.de>
15807 PR middle-end/71310
15809 * expr.h (get_bit_range): Declare.
15810 * expr.c (get_bit_range): Export.
15811 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
15812 word_mode again to constrain the bitfield access.
15814 2016-06-14 Richard Biener <rguenther@suse.de>
15816 PR tree-optimization/71521
15817 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
15818 division int_const_binop against zero divisor.
15820 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
15822 * config/i386/i386.md (signbittf2): New expander.
15823 * config/i386/sse.md (ptesttf2): New insn pattern.
15825 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15828 * input.c (selftest::test_reading_source_line): Avoid reading from
15829 __FILE__ by creating a tempfile with known content and reading
15832 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15834 * pretty-print.c (assert_pp_format_colored): Skip the test if
15836 (test_pp_format): Remove comment about GCC_COLORS.
15838 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15840 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
15841 * pretty-print.c (assert_pp_format_va): Add location param and use
15842 it with ASSERT_STREQ_AT.
15843 (assert_pp_format): Add location param and pass it to
15844 assert_pp_format_va.
15845 (assert_pp_format_colored): Likewise.
15846 (ASSERT_PP_FORMAT_1): New.
15847 (ASSERT_PP_FORMAT_2): New.
15848 (ASSERT_PP_FORMAT_3): New.
15849 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
15850 explicitly, or implicitly via the above macros.
15851 * selftest.c (selftest::pass): Use a selftest::location rather
15852 than file and line.
15853 (selftest::fail): Likewise. Print the function name.
15854 (selftest::fail_formatted): Likewise.
15855 (selftest::assert_streq): Use a selftest::location rather than
15857 * selftest.h (selftest::location): New struct.
15858 (SELFTEST_LOCATION): New macro.
15859 (selftest::pass): Accept a const location & rather than file
15861 (selftest::fail): Likewise.
15862 (selftest::fail_formatted): Likewise.
15863 (selftest::assert_streq): Likewise.
15864 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
15865 (ASSERT_FALSE): Likewise.
15866 (ASSERT_EQ): Likewise.
15867 (ASSERT_NE): Likewise.
15868 (ASSERT_STREQ): Likewise.
15869 (ASSERT_PRED1): Likewise.
15870 (ASSERT_STREQ_AT): New macro.
15872 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15874 * selftest.c (selftest::fail_formatted): New function.
15875 (selftest::assert_streq): New function.
15876 * selftest.h (selftests::fail_formatted): New decl.
15877 (selftest::assert_streq): New decl.
15878 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
15880 2016-06-13 Jeff Law <law@redhat.com>
15882 PR tree-optimization/71403
15883 * tree-ssa-threadbackward.c
15884 (convert_and_register_jump_thread_path): No longer accept reference
15885 to path. Do not pop items off the path anymore.
15886 (fsm_find_control_statement_thread_paths): Do not allow threading
15887 to a deeper loop nest. Pop the last item off the path here rather
15888 than in convert_and_register_jump_thread_path.
15890 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
15891 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
15893 [AArch64] Emit division using the Newton series
15895 * config/aarch64/aarch64-protos.h
15896 (cpu_approx_modes): Add new member "division".
15897 (aarch64_emit_approx_div): Declare new function.
15898 * config/aarch64/aarch64.c
15899 (generic_approx_modes): New member "division".
15900 (exynosm1_approx_modes): Likewise.
15901 (xgene1_approx_modes): Likewise.
15902 (aarch64_emit_approx_div): Define new function.
15903 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
15904 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
15905 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
15906 * doc/invoke.texi (-mlow-precision-div): Describe new option.
15908 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
15909 Wilco Dijkstra <wilco.dijkstra@arm.com>
15911 [AArch64] Emit square root using the Newton series
15913 * config/aarch64/aarch64-protos.h
15914 (aarch64_emit_approx_rsqrt): Replace with new function
15915 "aarch64_emit_approx_sqrt".
15916 (cpu_approx_modes): New member "sqrt".
15917 * config/aarch64/aarch64.c
15918 (generic_approx_modes): New member "sqrt".
15919 (exynosm1_approx_modes): Likewise.
15920 (xgene1_approx_modes): Likewise.
15921 (aarch64_emit_approx_rsqrt): Replace with new function
15922 "aarch64_emit_approx_sqrt".
15923 (aarch64_override_options_after_change_1): Handle new option.
15924 * config/aarch64/aarch64-simd.md
15925 (rsqrt<mode>2): Use new function instead.
15926 (sqrt<mode>2): New expansion and insn definitions.
15927 * config/aarch64/aarch64.md: Likewise.
15928 * config/aarch64/aarch64.opt
15929 (mlow-precision-sqrt): Add new option description.
15930 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
15932 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
15934 [AArch64] Add more choices for the reciprocal square root approximation
15936 Allow a target to prefer such operation depending on the operation mode.
15938 * config/aarch64/aarch64-protos.h
15939 (AARCH64_APPROX_MODE): New macro.
15940 (AARCH64_APPROX_{NONE,ALL}): Likewise.
15941 (cpu_approx_modes): New structure.
15942 (tune_params): New member "approx_modes".
15943 * config/aarch64/aarch64-tuning-flags.def
15944 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
15945 * config/aarch64/aarch64.c
15946 (generic_approx_modes): New core "cpu_approx_modes" structure.
15947 (exynosm1_approx_modes): Likewise.
15948 (xgene1_approx_modes): Likewise.
15949 (generic_tunings): New member "approx_modes".
15950 (cortexa35_tunings): Likewise.
15951 (cortexa53_tunings): Likewise.
15952 (cortexa57_tunings): Likewise.
15953 (cortexa72_tunings): Likewise.
15954 (exynosm1_tunings): Likewise.
15955 (thunderx_tunings): Likewise.
15956 (xgene1_tunings): Likewise.
15957 (use_rsqrt_p): New argument for the mode and use new member from
15959 (aarch64_builtin_reciprocal): Devise mode from builtin.
15960 (aarch64_optab_supported_p): New argument for the mode.
15961 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
15963 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
15965 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
15966 RS6000_BTM_MODULO flag into the set of flags that are considered
15967 to be part of the common configuration.
15969 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
15971 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
15972 difference unsigned.
15973 (vec_absdb): New macro for vector absolute difference unsigned
15975 (vec_absdh): New macro for vector absolute difference unsigned
15977 (vec_absdw): New macro for vector absolute difference unsigned word.
15978 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
15979 (vadu<mode>3): New insn.
15980 (*p9_vadu<mode>3): New insn.
15981 * config/rs6000/rs6000-builtin.def (vadub): New built-in
15983 (vaduh): New built-in definition.
15984 (vaduw): New built-in definition.
15985 (vadu): New overloaded built-in definition.
15986 (vadub): New overloaded built-in definition.
15987 (vaduh): New overloaded built-in definition.
15988 (vaduw): New overloaded built-in definition.
15989 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15990 overloaded vector absolute difference unsigned functions.
15991 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15992 the ISA 3.0 vector absolute difference unsigned built-in functions.
15994 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
15996 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
15997 update shared_lookup_references only once after changing operands.
15999 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
16001 PR middle-end/71373
16002 * tree-nested.c (convert_nonlocal_omp_clauses)
16003 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
16005 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
16006 * tree.def (CASE_LABEL_EXPR): Likewise.
16008 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
16011 * input.c (test_builtins): Fix an assertion.
16013 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
16015 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
16016 (paritysi2): Ditto.
16018 (isinf<mode>2): Ditto.
16020 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
16022 * ggc-tests.c (test_finalization): Only test need_finalization_p
16023 for GCC_VERSION >= 4003.
16025 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16027 * config/s390/vecintrin.h: Fix file description in comment.
16029 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16031 * config/s390/s390-builtin-types.def: Change builtin type naming
16032 scheme to match builtin-types.def.
16034 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
16036 * fold-const.c (optimize_minmax_comparison): Remove.
16037 (fold_comparison): Remove call to the above.
16038 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
16039 New transformations.
16041 2016-06-13 Alan Hayward <alan.hayward@arm.com>
16043 PR tree-optimization/71416
16044 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
16047 2016-06-13 Martin Liska <mliska@suse.cz>
16049 * predict.c (enum predictor_reason): Prefix enum with REASON_.
16050 (combine_predictions_for_insn): Likewise.
16051 (prune_predictions_for_bb): Likewise.
16052 (combine_predictions_for_bb): Likewise.
16054 2016-06-13 Richard Biener <rguenther@suse.de>
16056 PR tree-optimization/71505
16057 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
16058 assert match comment.
16060 2016-06-13 Marek Polacek <polacek@redhat.com>
16062 PR middle-end/71476
16063 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
16064 gimplify_switch_expr.
16065 (warn_switch_unreachable_r): New function.
16067 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16070 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
16073 2016-06-13 Richard Biener <rguenther@suse.de>
16075 PR middle-end/64516
16076 * fold-const.c (fold_unary_loc): Preserve alignment when
16077 folding a VIEW_CONVERT_EXPR into a MEM_REF.
16079 2016-06-13 Martin Liska <mliska@suse.cz>
16082 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
16083 w/ -fsanitize=bounds.
16085 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
16087 * config/i386/i386.c (ix86_init_builtins): Calculate
16088 FLOAT128_FTYPE_CONST_STRING function type only once.
16089 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
16090 built-in functions are available for x86-32 and x86-64 targets.
16092 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
16095 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
16096 New primitive type.
16097 (FLOAT128_FTYPE_CONST_STRING): New function type.
16098 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
16099 [IX86_BUILTIN_NANSQ]: Ditto.
16100 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
16101 (ix86_init_builtin_types): Declare const_string_type_node.
16102 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
16104 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
16105 * doc/extend.texi (x86 Built-in Functions): Document
16106 __builtin_nanq and __builtin_nansq.
16108 2016-06-11 Jiong Wang <jiong.wang@arm.com>
16111 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
16112 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
16113 length for pop patterns.
16114 (arm_attr_length_push_multi): Update comments.
16115 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
16117 (*pop_multiple_with_writeback_and_return): Likewise.
16118 (*pop_multiple_with_return): Likewise.
16120 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
16122 PR middle-end/71310
16123 * fold-const.c (optimize_bit_field_compare): Don't try to use
16124 word_mode unconditionally for reading the bit field, look at
16125 DECL_BIT_FIELD_REPRESENTATIVE instead.
16127 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
16129 PR middle-end/71478
16130 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
16131 vector integer type.
16133 2016-06-10 Jakub Jelinek <jakub@redhat.com>
16135 PR middle-end/71494
16136 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
16137 without LABEL_DECL, set *handled_ops_p to false instead of true.
16139 2016-06-10 Martin Sebor <msebor@redhat.com>
16142 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
16143 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
16144 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
16146 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
16147 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
16148 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
16149 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
16150 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
16151 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
16152 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
16153 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
16155 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
16157 * config/arm/arm.h (pool_vector_label,
16158 return_used_this_function): Remove.
16160 2016-06-10 Jeff Law <law@redhat.com>
16162 PR tree-optimization/71335
16163 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
16164 zero length paths here.
16165 (convert_and_register_jump_thread_path): Remove hacks related to
16166 duplicated blocks in the jump thread path.
16167 (fsm_find_control_statement_thread_paths): Avoid putting the same
16168 block on the thread path twice, but ensure the thread path is
16169 unchanged from the caller's point of view.
16171 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
16173 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
16174 * predict.def (PRED_LOOP_BRANCH): Remove.
16176 2016-06-10 David Malcolm <dmalcolm@redhat.com>
16178 * Makefile.in (OBJS): Add ggc-tests.o.
16179 (GTFILES): Add ggc-tests.c.
16180 * ggc-tests.c: New file.
16181 * selftest-run-tests.c (selftest::run_tests): Call
16182 selftest::ggc_tests_c_tests.
16183 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
16185 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
16187 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
16189 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
16192 * varasm.c (place_block_symbol): Adjust alignment for asan protected
16193 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
16195 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
16197 * profile.c: Include cfgloop.h.
16198 (branch_prob): Compute estimated number of iterations.
16199 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
16200 recompute estimate number of iterations from profile.
16202 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
16204 PR inline-asm/68843
16205 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
16206 must be grouped on top of stack. Don't force early clobber
16207 on ordinary reg outputs.
16209 2016-06-10 Richard Biener <rguenther@suse.de>
16211 * targhooks.c (default_builtin_vectorization_cost): Adjust
16212 vec_construct cost.
16214 2016-06-10 Richard Biener <rguenther@suse.de>
16216 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
16217 to fold the RHS to a constant if possible.
16219 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
16221 PR middle-end/71373
16222 * tree-nested.c (convert_nonlocal_omp_clauses)
16223 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
16224 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
16225 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
16227 * gimplify.c (gimplify_adjust_omp_clauses): Discard
16229 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
16231 * omp-low.c (scan_sharing_clauses): Don't expect
16232 OMP_CLAUSE__CACHE_.
16234 2016-06-10 Alan Hayward <alan.hayward@arm.com>
16236 PR tree-optimization/71407
16237 PR tree-optimization/71416
16238 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
16239 BIT_FIELD_REF type.
16241 2016-06-10 Richard Biener <rguenther@suse.de>
16243 PR middle-end/71477
16244 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
16246 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
16248 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
16250 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
16251 Jiong Wang <jiong.wang@arm.com>
16253 PR rtl-optimization/70751
16254 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
16255 spilled into memory.
16257 2016-06-09 Jonathan Yong <10walls@gmail.com>
16260 2015-09-21 Jonathan Yong <10walls@gmail.com>
16262 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
16263 sysroot/usr/lib/32api for additional win32 libraries,
16264 fixes failing Cygwin bootstrapping.
16266 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
16268 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
16271 2016-06-09 David Malcolm <dmalcolm@redhat.com>
16274 * pretty-print.c (pp_indent): Specify that %p is printed in a
16275 host-dependent manner.
16276 (test_pp_format): Remove the test for %p.
16278 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
16280 * config/mips/mips.c (mips_output_jump): Fix formatting.
16282 2016-06-09 Richard Biener <rguenther@suse.de>
16284 PR tree-optimization/71462
16285 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
16288 2016-06-09 Martin Liska <mliska@suse.cz>
16290 * predict.c (dump_prediction): Add new argument.
16291 (enum predictor_reason): New enum.
16292 (struct predictor_hash): New struct.
16293 (predictor_hash::hash): New function.
16294 (predictor_hash::equal): Likewise.
16295 (not_removed_prediction_p): New function.
16296 (prune_predictions_for_bb): Likewise.
16297 (combine_predictions_for_bb): Prune predictions.
16299 2016-06-09 Martin Liska <mliska@suse.cz>
16301 * predict.c (filter_predictions): New function.
16302 (remove_predictions_associated_with_edge): Use the filter
16304 (equal_edge_p): New function.
16306 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
16308 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
16309 Correct usage of @samp vs @option, add @samp where appropriate.
16310 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
16311 Add armv6s-m and document it, as it is no official ARM name.
16313 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16315 * ifcvt.c (struct noce_if_info): Add transform_name field.
16316 (noce_try_move): Set if_info->transform_name to the function name.
16317 (noce_try_ifelse_collapse): Likewise.
16318 (noce_try_store_flag): Likewise.
16319 (noce_try_inverse_constants): Likewise.
16320 (noce_try_store_flag_constants): Likewise.
16321 (noce_try_addcc): Likewise.
16322 (noce_try_store_flag_mask): Likewise.
16323 (noce_try_cmove): Likewise.
16324 (noce_try_cmove_arith): Likewise.
16325 (noce_try_minmax): Likewise.
16326 (noce_try_abs): Likewise.
16327 (noce_try_sign_mask): Likewise.
16328 (noce_try_bitop): Likewise.
16329 (noce_convert_multiple_sets): Likewise.
16330 (noce_process_if_block): Print if_info->transform_name to
16331 dump_file if transformation succeeded.
16333 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16335 * config/arm/cortex-a57.md (cortex_a57_alu):
16338 2016-06-08 Martin Sebor <msebor@redhat.com>
16339 Jakub Jelinek <jakub@redhat.com>
16343 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
16344 BUILT_IN_MUL_OVERFLOW_P): New builtins.
16345 * builtins.c: Include gimple-fold.h.
16346 (fold_builtin_arith_overflow): Handle
16347 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
16348 (fold_builtin_3): Likewise.
16349 * doc/extend.texi (Integer Overflow Builtins): Document
16350 __builtin_{add,sub,mul}_overflow_p.
16352 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
16354 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
16355 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
16357 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
16359 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
16360 Rewrite, looking one level down for records and arrays.
16362 2016-06-08 David Malcolm <dmalcolm@redhat.com>
16364 * pretty-print.c: Include "selftest.h".
16365 (pp_format): Fix comment.
16366 (identifier_to_locale): Likewise.
16367 (selftest::test_basic_printing): New function.
16368 (selftest::assert_pp_format): New function.
16369 (selftest::test_pp_format): New function.
16370 (selftest::pretty_print_c_tests): New function.
16371 * selftest-run-tests.c (selftest::run_tests): Call
16372 selftest::pretty_print_c_tests.
16373 * selftest.h (pretty_print_c_tests): New declaration.
16375 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
16377 * invoke.texi (max-loop-headers-insns): Document.
16378 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
16379 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
16380 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
16382 2016-06-08 Richard Biener <rguenther@suse.de>
16384 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
16385 on strided SLP loads and fall back to scalar loads in case
16386 we can't chunk them.
16388 2016-06-08 Richard Biener <rguenther@suse.de>
16390 PR tree-optimization/71452
16391 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
16392 type used for the SSA rewrite has enough precision to cover
16393 the dynamic type of the location.
16395 2016-06-08 Jakub Jelinek <jakub@redhat.com>
16396 Richard Biener <rguenther@suse.de>
16399 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
16400 the same as DECL_P (base0) for indirect_base0. Use equality_code
16401 in one further place.
16403 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
16405 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
16406 to one word if the field is known to overlap other words.
16407 (extract_bit_field_1): Likewise.
16408 (store_split_bit_field): Remove compensating code.
16409 (extract_split_bit_field): Likewise.
16411 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
16415 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
16417 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16419 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
16421 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
16422 (arch64_addpv4sf): Delete.
16423 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
16424 "gen_aarch64_addpv4sf".
16425 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
16427 (vpadds_f32): Likewise.
16428 (vpaddq_f32): Likewise.
16429 (vpaddq_f64): Likewise.
16431 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16433 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
16435 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
16436 to VALLF. Rename to "fabd<mode>3".
16437 "*fabd_scalar<mode>3): Delete.
16438 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
16440 (vabdd_f64): Likewise.
16441 (vabd_f32): Likewise.
16442 (vabd_f64): Likewise.
16443 (vabdq_f32): Likewise.
16444 (vabdq_f64): Likewise.
16446 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16448 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
16450 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
16451 "aarch64_rsqrts<mode>".
16452 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
16453 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
16455 (vrsqrtsd_f64): Likewise.
16456 (vrsqrts_f32): Likewise.
16457 (vrsqrts_f64): Likewise.
16458 (vrsqrtsq_f32): Likewise.
16459 (vrsqrtsq_f64): Likewise.
16461 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16463 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
16465 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
16466 "aarch64_rsqrte<mode>".
16467 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
16468 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
16470 (vrsqrted_f64): Likewise.
16471 (vrsqrte_f32): Likewise.
16472 (vrsqrte_f64): Likewise.
16473 (vrsqrteq_f32): Likewise.
16474 (vrsqrteq_f64): Likewise.
16476 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16478 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
16480 (fcvtzs): Likewise.
16481 (fcvtzu): Likewise.
16482 * config/aarch64/aarch64-simd.md
16483 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
16484 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
16485 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
16487 (vcvt_n_f32_u32): Likewise.
16488 (vcvt_n_s32_f32): Likewise.
16489 (vcvt_n_u32_f32): Likewise.
16490 (vcvtq_n_f32_s32): Likewise.
16491 (vcvtq_n_f32_u32): Likewise.
16492 (vcvtq_n_f64_s64): Likewise.
16493 (vcvtq_n_f64_u64): Likewise.
16494 (vcvtq_n_s32_f32): Likewise.
16495 (vcvtq_n_s64_f64): Likewise.
16496 (vcvtq_n_u32_f32): Likewise.
16497 (vcvtq_n_u64_f64): Likewise.
16498 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
16499 (VSDQ_SDI): Likewise.
16500 (fcvt_target): Support V4DI, V4SI and V2SI.
16501 (FCVT_TARGET): Likewise.
16503 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16505 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
16506 (TYPES_BINOP_SUS): Likewise.
16507 (aarch64_simd_builtin_data): Update include file name.
16508 (aarch64_builtins): Likewise.
16509 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
16510 for conversion between scalar float-point and fixed-point.
16512 (fcvtzs): Likewise.
16513 (fcvtzu): Likewise.
16514 * config/aarch64/aarch64.md
16515 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
16516 pattern for conversion between scalar float to fixed-pointer.
16517 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
16518 (UNSPEC_FCVTZS): New UNSPEC enumeration.
16519 (UNSPEC_FCVTZU): Likewise.
16520 (UNSPEC_SCVTF): Likewise.
16521 (UNSPEC_UCVTF): Likewise.
16522 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
16524 (vcvtd_n_f64_u64): Likewise.
16525 (vcvtd_n_s64_f64): Likewise.
16526 (vcvtd_n_u64_f64): Likewise.
16527 (vcvtd_n_f32_s32): Likewise.
16528 (vcvts_n_f32_u32): Likewise.
16529 (vcvtd_n_s32_f32): Likewise.
16530 (vcvts_n_u32_f32): Likewise.
16531 * config/aarch64/iterators.md (fcvt_target): Support integer to float
16533 (FCVT_TARGET): Likewise.
16534 (FCVT_FIXED2F): New iterator.
16535 (FCVT_F2FIXED): Likewise.
16536 (fcvt_fixed_insn): New define_int_attr.
16538 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
16540 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
16541 some statements was removed.
16543 2016-06-08 Alan Hayward <alan.hayward@arm.com>
16545 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
16546 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
16547 (vect_can_advance_ivs_p): likewise.
16548 (vect_update_ivs_after_vectorizer): likewise.
16549 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
16550 (vect_analyze_scalar_cycles_1): likewise.
16551 (vect_analyze_loop_operations): likewise.
16552 (report_vect_op): likewise.
16553 (vect_is_slp_reduction): likewise.
16554 (vect_is_simple_reduction): likewise.
16555 (get_initial_def_for_induction): likewise.
16556 (vect_transform_loop): likewise.
16557 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
16558 (vect_recog_sad_pattern): likewise.
16559 (vect_recog_widen_sum_pattern): likewise.
16560 (vect_recog_widening_pattern): likewise.
16561 (vect_recog_divmod_pattern): likewise.
16562 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
16563 (vect_analyze_slp_instance): likewise.
16564 (vect_transform_slp_perm_load): likewise.
16565 (vect_schedule_slp_instance): likewise.
16567 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
16569 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
16570 (return_prediction): PRED_CONST_RETURN predict return as not taken.
16571 * predict.def (PRED_CONTINUE): Change hitrate 50->67
16572 (PRED_LOOP_BRANCH): Document predictor as broken.
16573 (PRED_LOOP_EXIT): Change hitrate 91->92.
16574 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
16575 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
16576 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
16577 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
16578 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
16579 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
16580 (PRED_CALL): Chane hitrate 71->67.
16581 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
16582 (PRED_GOTO): Document as unused right now.
16583 (PRED_CONST_RETURN): Change hitrate 67->69
16584 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
16585 (PRED_NULL_RETURN): Change hitrate 91->90.
16586 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
16587 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
16588 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
16590 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
16592 * config/rs6000/altivec.h: Add __builtin_vec_mul.
16593 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
16594 special case Altivec builtin.
16595 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
16596 VSX_BUILTIN_VEC_MUL (replaced with special case code).
16597 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
16598 code for ALTIVEC_BUILTIN_VEC_MUL.
16599 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
16600 for __builtin_vec_mul.
16602 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
16604 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
16607 2016-06-07 David Malcolm <dmalcolm@redhat.com>
16609 * spellcheck.c (selftest::test_find_closest_string): New function.
16610 (spellcheck_c_tests): Call the above.
16612 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16614 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
16616 2016-06-07 Jakub Jelinek <jakub@redhat.com>
16618 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
16619 Yv=Yv,C alternatives.
16621 2016-06-07 Richard Biener <rguenther@suse.de>
16624 * common.opt (ffast-math): Make Optimization.
16626 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
16627 Prachi Godbole <prachi.godbole@imgtec.com>
16629 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
16630 `fabs' and `fneg' type attributes.
16631 (p5600_fpu_fabs): Add `fmove' to the comment.
16633 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
16635 * gimple.c: Include builtins.h
16636 (gimple_inexpensive_call_p): New function.
16637 * gimple.h (gimple_inexpensive_call_p): Declare.
16638 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
16639 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
16642 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
16644 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
16645 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
16646 warning_at_rich_loc, warning_n, pedwarn, permerror,
16647 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
16648 sorry, fatal_error, internal_error, internal_error_no_backtrace):
16651 2016-06-07 Richard Biener <rguenther@suse.de>
16653 PR tree-optimization/71428
16654 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
16655 BIT_FIELD_REF op vs. load.
16657 2016-06-07 Richard Biener <rguenther@suse.de>
16659 PR middle-end/71423
16660 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
16663 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
16665 * config/pa/pa.md (call): Generate indirect long calls to non-local
16666 functions on TARGET_64BIT.
16667 (call_value): Likewise.
16669 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
16671 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
16672 pattern and subsequent splitters.
16673 (call_val_reg_64bit_post_reload): Likewise.
16675 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
16677 PR middle-end/71408
16678 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
16679 propagate_op_to_single_use.
16681 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
16683 PR middle-end/71281
16684 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
16686 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
16688 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
16689 (enum x86_dirflag_state): New enum.
16690 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
16691 (machine_function): Remove needs_cld.
16692 (ix86_current_function_needs_cld): Remove.
16693 * config/i386/i386.c (ix86_set_func_type): Set
16694 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
16695 (ix86_expand_prologue): Do not emit CLD here.
16696 (ix86_dirflag_mode_needed): New function.
16697 (ix86_dirflag_mode_entry): Ditto.
16698 (ix86_mode_needed): Handle X86_DIRFLAG entity.
16699 (ix86_mode_after): Ditto.
16700 (ix86_mode_entry): Ditto.
16701 (ix86_mode_exit): Ditto.
16702 (ix86_emit_mode_set): Ditto.
16703 * config/i386/i386.md (strmov_singleop): Set
16704 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
16705 Do not set ix86_current_function_needs_cld.
16707 (strset_singleop): Ditto.
16709 (cmpstrnqi_nz_1): Ditto.
16710 (cmpstrnqi_1): Ditto.
16711 (strlenqi_1): Ditto.
16713 2016-06-06 Jakub Jelinek <jakub@redhat.com>
16715 PR tree-optimization/71259
16716 * tree-vect-slp.c (vect_get_constant_vectors): For
16717 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
16718 one for constant op, and use COND_EXPR for non-constant.
16720 2016-06-06 David Malcolm <dmalcolm@redhat.com>
16722 * Makefile.in (OBJS): Add function-tests.o,
16723 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
16724 selftest-run-tests.o.
16725 (OBJS-libcommon): Add selftest.o.
16726 (OBJS-libcommon-target): Add selftest.o.
16727 (all.internal): Add "selftest".
16728 (all.cross): Likewise.
16729 (selftest): New phony target.
16730 (s-selftest): New target.
16731 (selftest-gdb): New phony target.
16732 (COLLECT2_OBJS): Add selftest.o.
16733 * bitmap.c: Include "selftest.h".
16734 (selftest::test_gc_alloc): New function.
16735 (selftest::test_set_range): New function.
16736 (selftest::test_clear_bit_in_middle): New function.
16737 (selftest::test_copying): New function.
16738 (selftest::test_bitmap_single_bit_set_p): New function.
16739 (selftest::bitmap_c_tests): New function.
16740 * common.opt (fself-test): New.
16741 * diagnostic-show-locus.c: Include "selftest.h".
16742 (make_range): New function.
16743 (test_range_contains_point_for_single_point): New function.
16744 (test_range_contains_point_for_single_line): New function.
16745 (test_range_contains_point_for_multiple_lines): New function.
16746 (assert_eq): New function.
16747 (test_get_line_width_without_trailing_whitespace): New function.
16748 (selftest::diagnostic_show_locus_c_tests): New function.
16749 * et-forest.c: Include "selftest.h".
16750 (selftest::test_single_node): New function.
16751 (selftest::test_simple_tree): New function.
16752 (selftest::test_disconnected_nodes): New function.
16753 (selftest::et_forest_c_tests): New function.
16754 * fold-const.c: Include "selftest.h".
16755 (selftest::assert_binop_folds_to_const): New function.
16756 (selftest::assert_binop_folds_to_nonlvalue): New function.
16757 (selftest::test_arithmetic_folding): New function.
16758 (selftest::fold_const_c_tests): New function.
16759 * function-tests.c: New file.
16760 * gimple.c: Include "selftest.h".
16761 Include "gimple-pretty-print.h".
16762 (selftest::verify_gimple_pp): New function.
16763 (selftest::test_assign_single): New function.
16764 (selftest::test_assign_binop): New function.
16765 (selftest::test_nop_stmt): New function.
16766 (selftest::test_return_stmt): New function.
16767 (selftest::test_return_without_value): New function.
16768 (selftest::gimple_c_tests): New function.
16769 * hash-map-tests.c: New file.
16770 * hash-set-tests.c: New file.
16771 * input.c: Include "selftest.h".
16772 (selftest::assert_loceq): New function.
16773 (selftest::test_accessing_ordinary_linemaps): New function.
16774 (selftest::test_unknown_location): New function.
16775 (selftest::test_builtins): New function.
16776 (selftest::test_reading_source_line): New function.
16777 (selftest::input_c_tests): New function.
16778 * rtl-tests.c: New file.
16779 * selftest-run-tests.c: New file.
16780 * selftest.c: New file.
16781 * selftest.h: New file.
16782 * spellcheck.c: Include "selftest.h".
16783 (selftest::levenshtein_distance_unit_test_oneway): New function,
16784 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
16785 (selftest::levenshtein_distance_unit_test): Likewise.
16786 (selftest::spellcheck_c_tests): Likewise.
16787 * toplev.c: Include selftest.h.
16788 (toplev::run_self_tests): New.
16789 (toplev::main): Handle -fself-test.
16790 * toplev.h (toplev::run_self_tests): New.
16791 * tree.c: Include "selftest.h".
16792 (selftest::test_integer_constants): New function.
16793 (selftest::test_identifiers): New function.
16794 (selftest::test_labels): New function.
16795 (selftest::tree_c_tests): New function.
16796 * tree-cfg.c: Include "selftest.h".
16797 (selftest::push_fndecl): New function.
16798 (selftest::test_linear_chain): New function.
16799 (selftest::test_diamond): New function.
16800 (selftest::test_fully_connected): New function.
16801 (selftest::tree_cfg_c_tests): New function.
16802 * vec.c: Include "selftest.h".
16803 (selftest::safe_push_range): New function.
16804 (selftest::test_quick_push): New function.
16805 (selftest::test_safe_push): New function.
16806 (selftest::test_truncate): New function.
16807 (selftest::test_safe_grow_cleared): New function.
16808 (selftest::test_pop): New function.
16809 (selftest::test_safe_insert): New function.
16810 (selftest::test_ordered_remove): New function.
16811 (selftest::test_unordered_remove): New function.
16812 (selftest::test_block_remove): New function.
16813 (selftest::reverse_cmp): New function.
16814 (selftest::test_qsort): New function.
16815 (selftest::vec_c_tests): New function.c.
16816 * wide-int.cc: Include selftest.h and wide-int-print.h.
16817 (selftest::from_int <wide_int>): New function.
16818 (selftest::from_int <offset_int>): New function.
16819 (selftest::from_int <widest_int>): New function.
16820 (selftest::assert_deceq): New function.
16821 (selftest::assert_hexeq): New function.
16822 (selftest::test_printing <VALUE_TYPE>): New function template.
16823 (selftest::test_ops <VALUE_TYPE>): New function template.
16824 (selftest::test_comparisons <VALUE_TYPE>): New function template.
16825 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
16827 (selftest::wide_int_cc_tests): New function.
16829 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16831 PR middle-end/37780
16832 * ifcvt.c (noce_try_ifelse_collapse): New function.
16834 (noce_process_if_block): Call noce_try_ifelse_collapse.
16835 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
16836 (simplify_ternary_operation): Use the above to simplify
16837 conditional CLZ/CTZ expressions.
16839 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16841 PR middle-end/37780
16842 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
16843 define_insn_and_split.
16845 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16847 PR middle-end/37780
16848 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
16850 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
16853 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
16854 Implicitly clobber memory for basic asm with non-empty assembler
16855 string. Use targetm.md_asm_adjust also here.
16856 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
16857 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
16858 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
16859 non-empty assembler string.
16860 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
16861 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
16862 (decode_asm_operands): Handle basic asm in PARALLEL block.
16863 (extract_insn): Handle basic asm in PARALLEL block.
16864 * doc/extend.texi: Mention new behavior of basic asm.
16865 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
16866 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
16867 branch_needs_nop_p): Use asm_noperands.
16869 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
16871 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
16872 Include the M7 SPARC DFA scheduler.
16873 New attribute v3pipe.
16874 Annotate insns with v3pipe where appropriate.
16875 Define cpu_feature vis4.
16876 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
16877 Add (V8QI "8") to vbits.
16878 Add insns {add,sub}v8qi3
16879 Add insns ss{add,sub}v8qi3
16880 Add insns us{add,sub}{v8qi,v4hi}3
16881 Add insns {min,max}{v8qi,v4hi,v2si}3
16882 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
16883 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
16884 * config/sparc/niagara4.md: Add a comment explaining the
16885 discrepancy between the documented latenty numbers and the
16887 * config/sparc/niagara7.md: New file.
16888 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
16889 supports SPARC5 and VIS 4.0 instructions.
16890 * configure: Regenerate.
16891 * config.in: Likewise.
16892 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
16893 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
16894 TARGET_CPU_niagara7.
16895 (ASM_CPU64_DEFAULT_SPEC): Likewise.
16896 (CPP_CPU_SPEC): Handle niagara7.
16897 (ASM_CPU_SPEC): Likewise.
16898 * config/sparc/sparc-opts.h (processor_type): Add
16899 PROCESSOR_NIAGARA7.
16900 (mvis4): New option.
16901 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
16902 (AS_NIAGARA7_FLAG): Define.
16903 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
16904 (CPP_CPU64_DEFAULT_SPEC): Likewise.
16905 (CPP_CPU_SPEC): Handle niagara7.
16906 (ASM_CPU_SPEC): Likewise.
16907 * config/sparc/sparc.c (niagara7_costs): Define.
16908 (sparc_option_override): Handle niagara7 and adjust cache-related
16909 parameters with better values for niagara cpus. Also support VIS4.
16910 (sparc32_initialize_trampoline): Likewise.
16911 (sparc_use_sched_lookahead): Likewise.
16912 (sparc_issue_rate): Likewise.
16913 (sparc_register_move_cost): Likewise.
16914 (dump_target_flag_bits): Support VIS4.
16915 (sparc_vis_init_builtins): Likewise.
16916 (sparc_builtins): Likewise.
16917 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
16919 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
16921 * config/sparc/sparc.opt (sparc_processor_type): New value
16923 * config/sparc/visintrin.h (__attribute__): Prototypes for the
16925 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
16927 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
16930 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
16932 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
16934 2016-06-06 Richard Biener <rguenther@suse.de>
16936 PR tree-optimization/71398
16937 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
16940 2016-06-05 James Bowman <james.bowman@ftdichip.com>
16942 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
16943 ft32_expand_prolog, ft32_expand_epilogue):
16944 Handle pretend_args.
16945 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
16946 * config/ft32/ft32.md: Add pretend_returner.
16948 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
16951 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
16952 Copy op1 RTX to avoid invalid sharing.
16953 (ix86_expand_vector_move_misalign): Ditto.
16955 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
16957 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
16960 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
16962 * predict.c (predicted_by_loop_heuristics_p): New function.
16963 (predict_iv_comparison): Use it.
16964 (predict_loops): Walk from innermost loops; do not predict edges
16965 leaving multiple loops multiple times; implement
16966 PRED_LOOP_ITERATIONS_MAX heuristics.
16967 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
16969 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
16971 * cfg.c (check_bb_profile): Do not report mismatched profiles when
16972 only edges out of BB are EH edges.
16974 2016-06-04 Martin Sebor <msebor@redhat.com>
16975 Marcin Baczyński <marbacz@gmail.com>
16978 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
16979 a void expression in a void function.
16981 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
16983 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
16984 aux; dump reasons of decisions.
16985 (should_duplicate_loop_header_p): Likewise.
16986 (do_while_loop_p): Likewise.
16987 (ch_base::copy_headers): Dump asi num insns duplicated.
16989 2016-06-04 Jakub Jelinek <jakub@redhat.com>
16991 PR tree-optimization/71405
16992 * tree-ssa.c (execute_update_addresses_taken): For clobber with
16993 incompatible type, build a new clobber with the right type instead
16994 of building a VIEW_CONVERT_EXPR around it.
16996 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
16998 PR tree-optimization/52171
16999 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
17000 by_pieces_ninsns instead of move_by_pieces_ninsns.
17002 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
17004 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
17005 for reg+reg addressing mode.
17007 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17009 * rs6000-c.c (c/c-tree.h): Add #include.
17010 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
17011 in C++ when found in the base position of vec_ld or vec_st.
17013 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
17015 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
17016 use of profile unless profile status is PROFILE_READ.
17017 * profile.c (compute_branch_probabilities): Set profile status
17018 only after reporting predictor hitrates.
17020 2016-06-03 Joseph Myers <joseph@codesourcery.com>
17024 * common.opt (ffp-int-builtin-inexact): New option.
17025 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
17026 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
17027 (ceil@var{m}2): Document dependence on this option.
17028 * ipa-inline-transform.c (inline_call): Handle
17029 flag_fp_int_builtin_inexact.
17030 * ipa-inline.c (can_inline_edge_p): Likewise.
17031 * config/i386/i386.md (rintxf2): Do not test
17032 flag_unsafe_math_optimizations.
17033 (rint<mode>2_frndint): New define_insn.
17034 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
17035 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
17036 for 387 instead of extending and truncating.
17037 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
17038 !flag_trapping_math instead of flag_unsafe_math_optimizations.
17039 Change to frndint<mode>2_<rounding>.
17040 (frndintxf2_<rounding>_i387): Likewise. Change to
17041 frndint<mode>2_<rounding>_i387.
17042 (<rounding_insn>xf2): Likewise.
17043 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
17044 !flag_trapping_math instead of flag_unsafe_math_optimizations for
17045 x87. Test TARGET_ROUND || !flag_trapping_math ||
17046 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
17047 SSE. Use ROUND_NO_EXC in constant operand of
17048 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
17049 for 387 instead of extending and truncating.
17051 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
17052 Julia Koval <julia.koval@intel.com>
17064 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
17065 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
17066 all registers, except for function return registers if there are
17067 no caller-saved registers.
17068 (ix86_set_func_type): New function.
17069 (ix86_set_current_function): Call ix86_set_func_type to set
17070 no_caller_saved_registers and func_type. Call reinit_regs if
17071 caller-saved registers are changed. Don't allow MPX, SSE, MMX
17072 nor x87 instructions in interrupt handler nor function with
17073 no_caller_saved_registers attribute.
17074 (ix86_function_ok_for_sibcall): Return false if there are no
17075 caller-saved registers.
17076 (type_natural_mode): Don't warn ABI change for MMX in interrupt
17078 (ix86_function_arg_advance): Skip for callee in interrupt handler.
17079 (ix86_function_arg): Return special arguments in interrupt handler.
17080 (ix86_promote_function_mode): Promote pointer to word_mode only
17081 for normal functions.
17082 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
17084 (ix86_epilogue_uses): New function.
17085 (ix86_hard_regno_scratch_ok): Likewise.
17086 (ix86_save_reg): Preserve all registers in interrupt handler
17087 after reload. Preserve all registers, except for function return
17088 registers, if there are no caller-saved registers after reload.
17089 (find_drap_reg): Always use callee-saved register if there are
17090 no caller-saved registers.
17091 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
17092 for interrupt handler.
17093 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
17094 Emit cld instruction if stringops are used in interrupt handler
17095 or interrupt handler isn't a leaf function.
17096 (ix86_expand_epilogue): Generate interrupt return for interrupt
17097 handler and pop the 'ERROR_CODE' off the stack before interrupt
17098 return in exception handler.
17099 (ix86_expand_call): Disallow calling interrupt handler directly.
17100 If there are no caller-saved registers, mark all registers that
17101 are clobbered by the call which returns as clobbered.
17102 (ix86_handle_no_caller_saved_registers_attribute): New function.
17103 (ix86_handle_interrupt_attribute): Likewise.
17104 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
17106 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
17107 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
17108 accumulation in interrupt function if stack may be realigned to
17110 (EPILOGUE_USES): New.
17111 (function_type): New enum.
17112 (machine_function): Add func_type and no_caller_saved_registers.
17113 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
17114 (interrupt_return): New pattern.
17115 * doc/extend.texi: Document x86 interrupt and
17116 no_caller_saved_registers attributes.
17118 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
17120 PR tree-optimization/52171
17121 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
17122 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
17123 Look for constant strings. Move some code to emit_block_cmp_hints
17125 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
17126 * defaults.h (COMPARE_MAX_PIECES): New macro.
17127 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
17128 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
17129 (clear_by_pieces_1): Don't declare. Move definition before use.
17130 (can_do_by_pieces): New static function.
17131 (can_move_by_pieces): Use it. Return bool.
17132 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
17133 OP. All callers changed. Handle COMPARE_BY_PIECES.
17134 (class pieces_addr); New.
17135 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
17136 pieces_addr::adjust, pieces_addr::increment_address,
17137 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
17139 (class op_by_pieces_d): New.
17140 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
17142 (class move_by_pieces_d, class compare_by_pieces_d,
17143 class store_by_pieces_d): New subclasses of op_by_pieces_d.
17144 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
17145 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
17146 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
17147 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
17148 compare_by_pieces_d::finish_mode): New member functions.
17149 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
17151 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
17152 (emit_block_cmp_hints): New function.
17153 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
17154 use the newly defined classes.
17155 * expr.h (by_pieces_constfn): New typedef.
17156 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
17157 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
17158 (move_by_pieces_ninsns): Don't declare.
17159 (can_move_by_pieces): Change return value to bool.
17160 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
17161 (compare_by_pieces_branch_ratio): New hook.
17162 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
17163 (by_pieces_ninsns): Declare.
17164 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
17166 (default_compare_by_pieces_branch_ratio): New function.
17167 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
17168 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
17169 * doc/tm.texi: Regenerate.
17170 * tree-ssa-strlen.c: Include "builtins.h".
17171 (handle_builtin_memcmp): New static function.
17172 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
17173 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
17175 2016-06-03 Alan Hayward <alan.hayward@arm.com>
17177 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
17178 relevant stmts which are simple and invariant.
17179 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
17180 instead of simple and invariant
17182 2016-06-03 Alan Hayward <alan.hayward@arm.com>
17184 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
17185 (vectorizable_reduction): Check for new relevant state.
17186 (vectorizable_live_operation): vectorize live stmts using
17187 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
17188 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
17189 (vect_stmt_relevant_p): Check for stmts which are only used live.
17190 (process_use): Use of a stmt does not inherit it's live value.
17191 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
17192 (vect_analyze_stmt): Check for new relevant state.
17193 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
17194 outside the loop, but not inside it.
17196 2016-06-03 Alan Hayward <alan.hayward@arm.com>
17198 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
17199 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
17200 (vect_get_vec_def_for_operand): Split out code.
17202 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
17204 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
17206 2016-06-03 Alan Hayward <alan.hayward@arm.com>
17208 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
17210 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17212 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
17214 2016-06-03 Jakub Jelinek <jakub@redhat.com>
17216 PR middle-end/71387
17217 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
17218 to noreturn e->callee->decl that has void return type and void
17219 arguments, adjust gimple_call_fntype and remove lhs even if it had
17220 previously addressable type.
17222 2016-06-02 Jeff Law <law@redhat.com>
17224 PR tree-optimization/71328
17225 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
17226 error when checking for a jump back onto the copied path.
17228 2016-06-02 David Malcolm <dmalcolm@redhat.com>
17230 * config/microblaze/microblaze.c (get_branch_target): Add return
17231 NULL_RTX for the non-CALL_P case.
17232 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
17233 (insert_wic): Remove unused local "j".
17235 2016-06-02 Martin Liska <mliska@suse.cz>
17237 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
17239 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
17240 Julia Koval <julia.koval@intel.com>
17242 * function.c (assign_parm_setup_stack): Force source into a
17243 register if needed.
17244 * target.def (function_incoming_arg): Update documentation to
17245 allow arbitrary address computation based on hard register.
17246 * doc/tm.texi: Regenerated.
17248 2016-06-02 Martin Liska <mliska@suse.cz>
17250 * predict.c (combine_predictions_for_bb): Fix first match in
17251 cases where a first predictor contains more than one occurence
17252 in list of predictors. Take the best value in such case.
17254 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17256 PR rtl-optimization/71295
17257 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
17258 offset would go over the size of the inner mode reject it.
17260 2016-06-02 Jakub Jelinek <jakub@redhat.com>
17262 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
17263 x=x,x and v=v,m instead of x=x,m.
17265 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
17266 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
17267 alternative to v=rm,C.
17269 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
17270 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
17271 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
17272 instead of vex for the last two above mentioned alternatives.
17274 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17277 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
17279 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
17281 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
17283 2016-06-01 David Malcolm <dmalcolm@redhat.com>
17285 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
17286 from int to unsigned.
17288 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
17290 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
17291 alternatives, eliminating preferred register class. Add support
17292 for the MTVSRDD instruction in ISA 3.0.
17293 (vsx_splat_v4si_internal): Use splat_input_operand instead of
17294 reg_or_indexed_operand.
17295 (vsx_splat_v4sf_internal): Likewise.
17297 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
17300 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
17301 for loading up all 0's or all 1's.
17303 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
17305 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
17307 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
17309 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
17311 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
17312 * gcc.c (set_source_date_epoch_envvar): New function, sets
17313 the SOURCE_DATE_EPOCH environment variable to the current time.
17315 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
17317 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
17318 the factor for live Phi nodes.
17320 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
17322 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
17323 * tree-parloops.c (parallelize_loops): likewise.
17324 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
17325 tree_unswitch_outer_loop): likewise.
17327 2016-06-01 Jakub Jelinek <jakub@redhat.com>
17329 PR middle-end/71371
17330 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
17331 around creation of the temporary.
17333 2016-06-01 Richard Biener <rguenther@suse.de>
17335 PR tree-optimization/71366
17336 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
17337 (unloop_loops): Move removing edges here ...
17338 (try_unroll_loop_completely): ... from here.
17339 (try_peel_loop): ... and here.
17340 (tree_unroll_loops_completely_1): Track parent loops via
17341 bitmap of header BBs.
17342 (tree_unroll_loops_completely): Adjust for that.
17344 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
17346 * config/rs6000/altivec.h (vec_slv): New macro.
17347 (vec_srv): New macro.
17348 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
17349 (UNSPEC_VSRV): New value.
17352 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
17353 (vsrv): New builtin definition.
17354 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
17355 define argument types for new builtin.
17356 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
17358 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
17361 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
17362 Jocelyn Mayer <l_indien@magic.fr>
17365 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
17366 detect processor family for signature_CENTAUR_ebx.
17367 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
17368 signature_CENTAUR_ebx.
17369 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
17370 <default>: Pass x86-64 for has_longmode.
17372 2016-06-01 Nathan Sidwell <nathan@acm.org>
17374 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
17377 2016-06-01 Richard Biener <rguenther@suse.de>
17379 PR tree-optimization/71261
17380 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
17381 of stmts successfully put in the bool pattern. Remove
17382 single-use restriction.
17383 (adjust_bool_pattern_cast): Add cast at the use site via the
17384 pattern def sequence.
17385 (adjust_bool_pattern): Remove recursion, maintain a hash-map
17386 of patterned defs. Use the pattern def seqence instead of
17387 multiple independent patterns.
17388 (sort_after_uid): New qsort compare function.
17389 (adjust_bool_stmts): New function to process stmts in the bool
17390 pattern in IL order.
17391 (vect_recog_bool_pattern): Adjust.
17392 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
17393 (ifcvt_walk_pattern_tree): Likewise.
17394 (stmt_is_root_of_bool_pattern): Likewise.
17395 (ifcvt_repair_bool_pattern): Likewise.
17396 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
17398 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
17400 * loop-unroll.c (decide_unroll_constant_iterations,
17401 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
17402 likely upper bounds.
17403 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
17405 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
17407 * tree-core.h (enum omp_clause_code): Remove
17408 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
17410 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17412 * config/arm/sync.md (arm_store_exclusive<mode>):
17413 Use 'H' output modifier on operands[2] rather than creating a new
17414 entry in out-of-bounds memory of the operands array.
17415 (arm_store_release_exclusivedi): Likewise.
17417 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17419 * config/arm/arm.c (arm_fusion_enabled_p): New function.
17420 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
17421 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
17422 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
17424 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
17426 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
17427 into account live statements for mask producers.
17429 2016-06-01 Richard Biener <rguenther@suse.de>
17431 PR tree-optimization/71311
17432 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
17433 restrict to non-INTEGER_CST @0.
17435 2016-06-01 Richard Biener <rguenther@suse.de>
17437 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
17438 (relational patterns): Use :c to avoid pattern duplications.
17440 2016-06-01 Richard Biener <rguenther@suse.de>
17442 * genmatch.c (comparison_code_p): New predicate.
17443 (swap_tree_comparison): New function.
17444 (commutate): Add for_vec parameter to append new for entries.
17445 Support commutating relational operators by swapping it alongside
17447 (lower_commutative): Adjust.
17448 (dt_simplify::gen): Do not pass artificial operators to gen
17450 (decision_tree::gen): Do not add artificial operators as parameters.
17451 (parser::parse_expr): Verify operator commutativity when :c is
17452 applied. Allow :C to override this.
17453 * match.pd: Adjust patterns to use :C instead of :c where required.
17455 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
17457 PR tree-optimization/71077
17458 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
17459 the combining step, use boolean_false_node and boolean_true_node
17460 as the designated false/true return values.
17462 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
17464 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
17465 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
17466 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
17469 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
17471 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
17472 of flags impliying the register renaming.
17473 * toplev.c (process_options): Do not imply flag_rename_registers with
17476 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
17478 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
17479 default implementation.
17481 2016-05-31 Nathan Sidwell <nathan@acm.org>
17483 * dwarf2out.c (cur_line_info_table): Add GTY marker.
17485 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
17487 * config/sh/constraints.md (b): Remove constraint.
17488 * config/sh/predicates.md (arith_reg_operand): Remove
17490 * config/sh/sh-modes.def (PDI): Remove.
17491 * config/sh/sh.c (sh_target_reg_class,
17492 sh_optimize_target_register_callee_saved): Remove functions.
17493 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
17494 (sh_expand_epilogue): Update comment.
17495 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
17496 sh_secondary_reload): Remove TARGET_REGS related code.
17497 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
17498 TARGET_REGISTER_P): Remove macros.
17499 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
17500 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
17501 TR1_REG, TR2_REG): Remove constants.
17502 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
17504 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
17506 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
17507 define_expand patterns.
17508 (adddi3_compact): Rename to adddi3.
17509 (subdi3_compact): Rename to subdi3.
17510 (*negdi2): Rename to negdi2.
17511 (*abs<mode>2): Rename to abs<mode>2.
17513 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
17515 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
17516 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
17517 (atomic_sub_fetchsi): ... this new pattern.
17518 (mvtc): Add CC_REG clobber.
17520 2016-05-31 Marek Polacek <polacek@redhat.com>
17522 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
17524 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17526 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
17527 aarch64_fusion_enabled_p to check for fusion capabilities.
17529 2016-05-31 Richard Biener <rguenther@suse.de>
17531 PR tree-optimization/71352
17532 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
17533 minus one and a negate.
17535 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17537 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
17538 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
17540 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
17541 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
17542 Remove use of aarch64_simd_attr_length_move, set length attribute
17544 (*aarch64_be_movoi): Likewise.
17545 (*aarch64_be_movci): Likewise.
17546 (*aarch64_be_movxi): Likewise.
17548 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
17550 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
17551 It no longer does that.
17552 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
17554 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
17556 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
17557 attribute __unused__.
17559 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
17561 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
17562 * config/arm/arm.c (arm_arch_thumb1): Define.
17563 (arm_option_override): Initialize arm_arch_thumb1.
17564 * config/arm/arm.h (arm_arch_thumb1): Declare.
17565 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
17566 support Thumb-1 ISA.
17568 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
17571 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
17572 `Yv' for scalar operand.
17574 2016-05-31 Tom de Vries <tom@codesourcery.com>
17576 PR tree-optimization/69068
17577 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
17578 phis with more than two args.
17580 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
17582 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
17583 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
17586 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
17588 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
17590 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17592 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
17593 cpu_32, cpu_64, tune_32 and tune_64.
17594 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
17596 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
17598 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
17600 2016-05-30 Andi Kleen <ak@linux.intel.com>
17602 * auto-profile.c (read_profile): Replace asserts with errors
17603 when file does not exist.
17604 * gcov-io.c (gcov_read_words): Dito.
17606 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17608 * tree-cfg.c (print_loop): Print likely upper bounds.
17610 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17612 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
17613 * opts.c (default_options): Enable peel loops at -O3.
17614 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
17615 (try_peel_loop): Do not re-peel already peeled loops;
17616 use likely upper bounds; fix profile updating.
17617 (pass_complete_unroll::execute): Initialize peeled_loops.
17619 2016-05-30 Martin Liska <mliska@suse.cz>
17621 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
17622 computed costs by frequency of BB they belong to.
17623 (get_scaled_computation_cost_at): New function.
17625 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
17626 Marc Glisse <marc.glisse@inria.fr>
17628 PR tree-optimization/71289
17629 * match.pd (-1 / B < A, A > -1 / B): New transformations.
17631 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17633 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
17635 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17637 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
17638 for peeled copies; avoid underflow when updating estimates; correctly
17639 scale loop profile.
17641 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
17643 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
17644 r236875. Corrected oe3 to oe2 as obvious.
17646 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
17648 PR middle-end/71269
17649 PR middle-end/71252
17650 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
17651 that inserted stmt will not dominate stmts that defines its operand.
17652 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
17653 (rewrite_expr_tree_parallel): Likewise.
17655 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
17657 PR middle-end/71252
17658 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
17659 all fields including stmt_to_insert are swapped.
17661 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17663 * predict.h (force_edge_cold): Declare.
17664 * predict.c (force_edge_cold): New function.
17665 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
17667 (canonicalize_loop_induction_variables): Fix formating.
17669 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
17671 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
17672 (visium_expand_copysign): Use gen_int_mode directly.
17673 (visium_compute_frame_size): Minor tweaks.
17675 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17677 * tree-vect-loop.c (vect_analyze_loop_2): Use
17678 likely_max_stmt_executions_int.
17680 2016-05-30 Tom de Vries <tom@codesourcery.com>
17682 PR tree-optimization/69067
17683 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
17685 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
17688 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
17689 New peepholes to remove unneeded fild/fistp pairs.
17690 (define_peephole2 atomic_loaddi_fpu): Ditto.
17692 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17694 * predict.c (maybe_hot_frequency_p): Avoid division.
17696 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17698 * doc/install.texi: Use https for shop.fsf.org.
17700 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17702 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
17703 likely_max_stmt_executions_int.
17705 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17707 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
17708 likely_max_stmt_executions_int.
17710 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17712 * profile.c (compute_branch_probabilities): Do not report hitrates
17714 (branch_prob): Report hitrates here.
17715 * predict.c (gimple_predict_edge): Do not assert profile status;
17716 fix formatting issues.
17718 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17720 * predict.c (edge_predicted_by_p): New function.
17721 (predict_paths_for_bb): Do not put multiple predictions of the same type
17724 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17726 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
17729 2016-05-28 Alan Modra <amodra@gmail.com>
17731 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
17733 2016-05-28 Alan Modra <amodra@gmail.com>
17735 PR rtl-optimization/71275
17736 * ira.c (ira): Free dominance info.
17738 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
17740 * doc/sourcebuild.texi: New address for upstream Go repository.
17742 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
17744 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
17745 (TARGET_ARM_V7M): Likewise.
17747 2016-05-26 Jeff Law <law@redhat.com>
17749 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
17750 (thread_across_edge): Remove calls to find_jump_threads_backwards.
17751 * passes.def: Add jump threading passes before DOM/VRP.
17752 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
17753 argument to a basic block from an edge. Remove tests which are
17755 (pass_data_thread_jumps, class pass_thread_jumps): New.
17756 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
17757 (make_pass_thread_jumps): Likewise.
17758 * tree-pass.h (make_pass_thread_jumps): Declare.
17760 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
17762 * config/visium/visium-protos.h (split_double_move): Rename into...
17763 (visium_split_double_move): ...this.
17764 (visium_split_double_add): Declare.
17765 * config/visium/visium.c (split_double_move): Rename into...
17766 (visium_split_double_move): ...this.
17767 (visium_split_double_add): New function.
17768 (visium_expand_copysign): Renumber operands for consistency.
17769 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
17770 (DFmode move splitter): Likewise.
17771 (*addi3_insn): Split by means of visium_split_double_add.
17772 (*adddi3_insn_flags): Delete.
17773 (*plus_plus_sltu<subst_arith>): New insn.
17774 (*subdi3_insn): Split by means of visium_split_double_add.
17775 (subdi3_insn_flags): Delete.
17776 (*minus_minus_sltu<subst_arith>): New insn.
17777 (*negdi2_insn): Split by means of visium_split_double_add.
17778 (*negdi2_insn_flags): Delete.
17780 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
17782 * configure.ac: Treat a --with-headers option without argument
17783 the same as the default (i.e. consult sys-include directory).
17784 * configure: Regenerate.
17786 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17788 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
17789 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
17791 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
17792 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
17794 2016-05-27 Jiong Wang <jiong.wang@arm.com>
17797 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
17798 tree-stdarg analysis results.
17799 (aarch64_setup_incoming_varargs): Likewise.
17801 2016-05-27 Jiong Wang <jiong.wang@arm.com>
17803 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
17804 va_list_gpr_counter_field and va_list_fpr_counter_field.
17806 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
17809 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
17810 * config/aarch64/aarch64.c
17811 (aarch64_cannot_change_mode_class): Remove function.
17812 * config/aarch64/aarch64-protos.h
17813 (aarch64_cannot_change_mode_class): Remove.
17815 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17817 * cfgloop.c (record_niter_bound): Record likely upper bounds.
17818 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
17819 get_likely_max_loop_iterations_int): New.
17820 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
17821 any_likely_upper_bound.
17822 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
17824 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
17825 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
17827 (unroll_loop_constant_iterations): Likewise.
17828 (unroll_loop_runtime_iterations): Likewise.
17829 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
17830 * lto-streamer-out.c (output_cfg): Likewise.
17831 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
17833 (canonicalize_loop_induction_variables): Dump likely upper bounds.
17834 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
17835 (likely_max_loop_iterations): New.
17836 (likely_max_loop_iterations_int): New.
17837 (likely_max_stmt_executions): New.
17838 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
17839 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
17840 likely_max_stmt_executions): Declare.
17842 2016-05-27 Marek Polacek <polacek@redhat.com>
17844 PR middle-end/71308
17845 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
17847 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17849 * config/s390/s390.md (2x risbg splitters): Use
17850 reg_overlap_mentioned_p instead of rtx_equal_p.
17852 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
17854 * combine.c (make_compound_operation): Take known zero bits into
17855 account when checking for possible zero_extend.
17857 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17859 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
17860 Use const_int_operand for operand 2 predicate. Simplify expand code
17863 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
17865 PR middle-end/71279
17866 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
17869 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17871 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
17872 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
17873 that returns CC_SESWPmode and CC_ZESWPmode.
17874 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
17876 (aarch64_rtx_costs): Likewise.
17878 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
17880 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
17881 for ISA 3.0 min/max support.
17882 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
17883 conditional move support.
17884 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
17885 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
17887 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
17888 conditional moves where the comparison type is different from move
17890 (fp_minmax): New code iterator for smin/smax.
17891 (minmax): New code attributes for min/max.
17892 (SMINMAX): Likewise.
17893 (smax<mode>3): Combine min, max insns into one insn using the
17894 fp_minmax code iterator. Add support for ISA 3.0 min/max
17895 instructions that don't need -ffast-math.
17896 (s<minmax><mode>3): Likewise.
17897 (smax<mode>3_vsx): Likewise.
17898 (smin<mode>3): Likewise.
17899 (s<minmax><mode>3_vsx): Likewise.
17900 (smin<mode>3_vsx): Likewise.
17901 (pre-VSX min/max splitters): Likewise.
17902 (s<minmax><mode>3_fpr): Likewise.
17903 (movsfcc): Rewrite floating point conditional moves to combine
17904 SFmode/DFmode into a single insn.
17905 (mov<mode>cc): Likewise.
17906 (movdfcc): Likewise.
17907 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
17908 SFDF2 iterators to handle all combinations.
17909 (fseldfsf4): Likewise.
17910 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
17911 (fseldfdf4): Likewise.
17912 (fselsfdf4): Likewise.
17913 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
17914 comparison instructions that set a 0/-1 mask, and use it for
17915 floating point conditional move via XXSEL.
17916 (fpmask<mode>): Likewise.
17917 (xxsel<mode>): Likewise.
17918 * config/rs6000/predicates.md (min_max_operator): Delete, no
17920 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
17921 instructions that generate a 0/-1 mask for use with XXSEL.
17922 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
17923 say whether floating point min/max is available, either through
17924 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
17925 (TARGET_MINMAX_DF): Likewise.
17927 2016-05-27 Alan Modra <amodra@gmail.com>
17929 PR rtl-optimization/71275
17930 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
17931 for update_equiv_regs and combine_and_move_insns.
17933 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
17935 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
17936 if_then_else or cond RTXes to calculate attribute value.
17937 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
17938 <attr "length_immediate>: Ditto.
17939 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
17940 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
17941 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
17942 <attr "type">: Ditto.
17943 <attr "prefix_data16">: Ditto.
17944 <attr "prefix_extra">: Ditto.
17945 <attr "length_immediate">: Ditto.
17946 <attr "prefix">: Ditto.
17947 (vec_set<mode>_0) <attr "isa">: Ditto.
17948 <attr "prefix_extra">: Ditto.
17949 <attr "length_immediate">: Ditto.
17950 <attr "prefix">: Ditto.
17951 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
17952 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
17953 (sse2_storelpd) <attr "prefix_data16">: Ditto.
17954 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
17955 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
17956 <attr "length_immediate">: Ditto.
17957 <attr "prefix">: Ditto.
17958 (sse2_movsd) <attr "length_immediate">: Ditto.
17959 <attr "prefix">: Ditto.
17960 (vec_concatv2df) <attr "isa">: Ditto.
17961 <attr "prefix">: Ditto.
17962 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
17963 (*vec_extractv2di_1) <attr "isa">: Ditto.
17964 <attr "type">: Ditto.
17965 <attr "length_immediate">: Ditto.
17966 <attr "prefix_rex">: Ditto.
17967 <attr "prefix_extra">: Ditto.
17968 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
17969 <attr "prefix_extra">: Ditto.
17970 <attr "length_immediate">: Ditto.
17971 (vec_concatv2di) <attr "isa">: Ditto.
17972 <attr "prefix_extra">: Ditto.
17973 <attr "length_immediate">: Ditto.
17974 <attr "prefix">: Ditto.
17976 2016-05-26 Martin Liska <mliska@suse.cz>
17978 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
17980 (operator+): Likewise.
17981 (operator-): Likewise.
17982 (comp_cost::operator+=): Likewise.
17983 (comp_cost::operator-=): Likewise.
17984 (comp_cost::operator/=): Likewise.
17985 (comp_cost::operator*=): Likewise.
17986 (operator<): Likewise.
17987 (operator==): Likewise.
17988 (operator<=): Likewise.
17989 (new_cost): Remove.
17990 (infinite_cost_p): Likewise.
17991 (add_costs): Likewise.
17992 (sub_costs): Likewise.
17993 (compare_costs): Likewise.
17994 (set_group_iv_cost): Use the newly introduced functions.
17995 (get_address_cost): Likewise.
17996 (get_shiftadd_cost): Likewise.
17997 (force_expr_to_var_cost): Likewise.
17998 (split_address_cost): Likewise.
17999 (ptr_difference_cost): Likewise.
18000 (difference_cost): Likewise.
18001 (get_computation_cost_at): Likewise.
18002 (determine_group_iv_cost_generic): Likewise.
18003 (determine_group_iv_cost_address): Likewise.
18004 (determine_group_iv_cost_cond): Likewise.
18005 (autoinc_possible_for_pair): Likewise.
18006 (determine_group_iv_costs): Likewise.
18007 (cheaper_cost_pair): Likewise.
18008 (iv_ca_recount_cost): Likewise.
18009 (iv_ca_set_no_cp): Likewise.
18010 (iv_ca_set_cp): Likewise.
18011 (iv_ca_cost): Likewise.
18012 (iv_ca_new): Likewise.
18013 (iv_ca_dump): Likewise.
18014 (iv_ca_narrow): Likewise.
18015 (iv_ca_prune): Likewise.
18016 (iv_ca_replace): Likewise.
18017 (try_add_cand_for): Likewise.
18018 (try_improve_iv_set): Likewise.
18019 (find_optimal_iv_set): Likewise.
18021 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
18023 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
18024 that internal functions will clobber all caller-saved registers.
18026 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
18028 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
18029 Return a better case_values_threshold when optimizing.
18031 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
18033 * config/aarch64/aarch64-simd.md (aarch64_combinez):
18034 Add ? to integer variant.
18035 (aarch64_combinez_be): Likewise.
18037 2016-05-26 Jakub Jelinek <jakub@redhat.com>
18039 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
18040 instead of x constraint.
18041 (vcvtps2ph256<mask_name>): Likewise.
18043 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
18044 alternative. Formatting fix.
18046 * config/i386/sse.md
18047 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
18049 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
18050 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
18051 maybe_evex prefix instead of vex.
18052 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
18053 EXT_REX_SSE_REG_P (op0) case in the splitter.
18055 2016-05-25 Jeff Law <law@redhat.com>
18057 PR tree-optimization/71272
18058 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
18059 Update comments. Add test for empty path.
18061 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
18063 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
18064 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
18065 special case builtin.
18066 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18067 code for ALTIVEC_BUILTIN_VEC_CMPNE.
18068 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18069 for __builtin_vec_cmpne.
18071 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
18073 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
18074 redundant test and bail out if the type of the new operand is not
18075 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
18077 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
18079 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
18080 (x_ix86_target_flags_explicit): Remove.
18081 * config/i386/i386.c (ix86_function_specific_save): Do not copy
18082 x_ix86_target_flags_explicit.
18083 (ix86_function_specific_restore): Ditto.
18085 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
18086 H.J. Lu <hongjiu.lu@intel.com>
18089 * common/config/i386/i386-common.c
18090 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
18091 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
18092 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
18093 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
18094 (-mgeneral-regs-only): Add new option.
18095 * config/i386/i386.c (ix86_option_override_internal): Don't enable
18096 x87 instructions if only general registers are allowed.
18097 (ix86_target_string): Add ix86_flags argument. Handle additional
18098 flags options through ix86_flags argument. Update all callers.
18099 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
18101 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18103 PR rtl-optimization/66940
18104 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
18105 decrementing desired_val will not overflow before performing these
18108 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
18110 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
18111 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
18112 * config/i386/i386.c (enum ix86_builtins): Add
18113 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
18114 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
18115 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
18116 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
18117 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
18118 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
18119 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
18120 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
18121 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
18122 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
18123 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
18124 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
18125 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
18126 __builtin_ia32_cvtps2dq512_mask.
18127 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
18128 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
18129 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
18130 * config/i386/sse.md
18131 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
18133 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
18134 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
18136 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
18137 (avx512f_vec_pack_sfix_v8df): New define_expand.
18138 (avx512f_roundpd512): Rename to ...
18139 (avx512f_round<castmode>512): ... this. Change iterator.
18140 (avx512f_roundps512_sfix): New define_expand.
18141 (round<mode>2_sfix): Change iterator.
18143 2016-05-25 Nick Clifton <nickc@redhat.com>
18145 * config/msp430/msp430.c (msp430_attr): Produce an error if a
18146 static interrupt handler is detected.
18147 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
18148 default linker script.
18149 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
18150 the low part of a symbolic pointer.
18152 2016-05-25 Richard Biener <rguenther@suse.de>
18154 PR tree-optimization/71261
18155 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
18156 interesting stmt instead of immediate uses when looking
18157 for the use operand to replace.
18159 2016-05-25 Martin Liska <mliska@suse.cz>
18161 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
18163 2016-05-25 Richard Biener <rguenther@suse.de>
18165 PR tree-optimization/71264
18166 * tree-vect-stmts.c (vect_init_vector): Properly deal with
18169 2016-05-25 Martin Liska <mliska@suse.cz>
18171 PR tree-optimization/71239
18172 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
18173 if DECL_SIZE is NULL.
18175 2016-05-25 Richard Biener <rguenther@suse.de>
18177 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
18178 * tree-if-conv.c (pass_data_if_conversion): Use it.
18180 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
18182 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
18183 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
18184 * varpool.c (varpool_node::get_availability): Likewise.
18186 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
18188 * config/rs6000/altivec.md (VNEG iterator): New iterator for
18189 VNEGW/VNEGD instructions.
18190 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
18191 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
18192 support for ISA 3.0 VNEGW/VNEGD instructions.
18194 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
18196 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
18197 pointers inside OACC_DATA regions.
18198 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
18199 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
18200 (gimplify_adjust_omp_clauses): Fix typo in comment.
18202 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
18204 * config/rs6000/altivec.md (VParity): New mode iterator for vector
18205 parity built-in functions.
18206 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
18208 (p9v_parity<mode>2): Likewise.
18209 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
18211 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
18212 (parity<mode>2): ISA 3.0 expander for vector parity.
18213 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
18215 (BU_P9_64BIT_MISC_0): Likewise.
18216 (BU_P9_MISC_0): Likewise.
18217 (BU_P9V_AV_1): Likewise.
18218 (BU_P9V_AV_2): Likewise.
18219 (BU_P9V_AV_3): Likewise.
18220 (BU_P9V_AV_P): Likewise.
18221 (BU_P9V_VSX_1): Likewise.
18222 (BU_P9V_OVERLOAD_1): Likewise.
18223 (BU_P9V_OVERLOAD_2): Likewise.
18224 (BU_P9V_OVERLOAD_3): Likewise.
18225 (VCTZB): Add vector count trailing zeros support.
18229 (VPRTYBD): Add vector parity support.
18230 (VPRTYBQ): Likewise.
18231 (VPRTYBW): Likewise.
18232 (VCTZ): Add overloaded vector count trailing zeros support.
18233 (VPRTYB): Add overloaded vector parity support.
18234 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18235 overloaded vector count trailing zeros and parity instructions.
18236 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
18237 vector parity support.
18238 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
18239 trailing zeros support.
18240 (vec_cntlz): Likewise.
18241 (vec_vctzb): Likewise.
18242 (vec_vctzd): Likewise.
18243 (vec_vctzh): Likewise.
18244 (vec_vctzw): Likewise.
18245 (vec_vprtyb): Add ISA 3.0 vector parity support.
18246 (vec_vprtybd): Likewise.
18247 (vec_vprtybw): Likewise.
18248 (vec_vprtybq): Likewise.
18249 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18250 the ISA 3.0 vector count trailing zeros and vector parity built-in
18253 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
18255 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
18256 when there is stmt_to_insert.
18258 2016-05-24 Martin Sebor <msebor@redhat.com>
18261 * tree.h (complete_or_array_type_p): New inline function.
18263 2016-05-24 Jakub Jelinek <jakub@redhat.com>
18265 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
18266 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
18267 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
18269 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
18270 Limit 1st alternative to noavx isa, split 2nd alternative into one
18271 noavx and one avx alternative, use *x and Bm in the former and
18272 x and m in the latter.
18274 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
18275 of sse4 for the first alternative, drop %v from the template
18276 and d operand modifier. Split second alternative into one sse4_noavx
18277 and one avx alternative, use *x instead of *v in the former and v
18278 instead of *v in the latter.
18279 (*sse4_1_extractps): Use noavx isa instead of * for the first
18280 alternative, drop %v from the template. Split second alternative into
18281 one noavx and one avx alternative, use *x instead of *v in the
18282 former and v instead of *v in the latter.
18283 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
18284 with noavx and the last one with avx.
18285 (sse4_1_phminposuw): Guard first alternative with noavx isa,
18286 split the second one into one noavx and one avx alternative,
18287 use *x and Bm in the former and x and m in the latter one.
18288 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
18291 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
18292 first two alternatives to noavx, use *x instead of *v in the second
18293 one, add avx alternative without *.
18294 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
18295 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
18296 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
18298 2016-05-24 Jeff Law <law@redhat.com>
18300 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
18301 New function, extracted from...
18302 (fsm_find_control_statement_thread_paths): Here. Use the new function.
18303 Allow simple copies and constant initializations in the SSA chain.
18305 2016-05-24 Marek Polacek <polacek@redhat.com>
18308 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
18311 2016-05-24 Jakub Jelinek <jakub@redhat.com>
18314 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
18315 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
18316 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
18317 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
18318 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
18320 2016-05-24 Richard Biener <rguenther@suse.de>
18322 PR tree-optimization/71240
18323 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
18326 2016-05-24 Richard Biener <rguenther@suse.de>
18328 PR tree-optimization/71230
18329 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
18331 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
18333 * tree-vectorizer.h (vectorizable_comparison): Delete.
18334 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
18335 PURE_SLP_STMT check.
18336 * tree-vect-stmts.c (vectorizable_call): Likewise.
18337 (vectorizable_simd_clone_call): Likewise.
18338 (vectorizable_conversion): Likewise.
18339 (vectorizable_assignment): Likewise.
18340 (vectorizable_shift): Likewise.
18341 (vectorizable_operation): Likewise.
18342 (vectorizable_load): Likewise.
18343 (vectorizable_condition): Likewise.
18344 (vectorizable_store): Likewise. Assert that we don't have
18346 (vectorizable_comparison): Make static. Remove redundant
18347 PURE_SLP_STMT check.
18348 (vect_transform_stmt): Assert that we always have an slp_node
18351 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18353 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
18354 operands[2] against 1 with comparison against CONST1_RTX.
18355 (<shift>di3_neon): Likewise.
18356 * config/arm/predicates.md (const0_operand): Replace with comparison
18357 against CONST0_RTX.
18359 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18361 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
18362 operands[2] against 1 with comparison against CONST1_RTX.
18363 (ashrdi3): Likewise.
18364 (lshrdi3): Likewise.
18365 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
18367 (ashrsi3): Likewise.
18368 (lshrsi3): Likewise.
18369 (rotrsi3): Likewise.
18370 (define_split above *compareqi_eq0): Likewise.
18371 (define_split above "prologue"): Likewise.
18372 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
18373 * config/arm/predicates.md (shift_operator): Likewise.
18374 (shift_nomul_operator): Likewise.
18375 (sat_shift_operator): Likewise.
18376 (thumb1_cmp_operand): Likewise.
18377 (const_neon_scalar_shift_amount_operand): Replace manual range
18378 check with IN_RANGE.
18379 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
18380 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
18382 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18384 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
18385 with HOST_WIDE_INT_1.
18387 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
18388 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
18389 (arm_canonicalize_comparison): Likewise.
18390 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
18392 (thumb1_size_rtx_costs): Likewise.
18393 (vfp_const_double_index): Replace cast of 1 to unsigned
18394 HOST_WIDE_INT with HOST_WIDE_INT_1U.
18395 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
18397 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
18398 HOST_WIDE_INT with HOST_WIDE_INT_1U.
18399 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
18400 HOST_WIDE_INT with HOST_WIDE_INT_1.
18402 2016-05-24 Marek Polacek <polacek@redhat.com>
18404 * tree-cfg.h (should_remove_lhs_p): New predicate.
18405 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
18406 * gimplify.c (gimplify_modify_expr): Likewise.
18407 * tree-cfg.c (verify_gimple_call): Likewise.
18408 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
18409 * gimple-fold.c: Include "tree-cfg.h".
18410 (gimple_fold_call): Use should_remove_lhs_p.
18412 2016-05-24 Richard Biener <rguenther@suse.de>
18414 PR tree-optimization/71253
18415 * cfganal.h (control_dependences): Make robust against edge
18417 (control_dependences::control_dependences): Remove edge_list argument.
18418 (control_dependences::get_edge): Remove.
18419 (control_dependences::get_edge_src): Add.
18420 (control_dependences::get_edge_dest): Likewise.
18421 (control_dependences::m_el): Make a vector of edge src/dest index.
18422 * cfganal.c (control_dependences::find_control_dependence): Adjust.
18423 (control_dependences::control_dependences): Likewise.
18424 (control_dependences::~control_dependence): Likewise.
18425 (control_dependences::get_edge): Remove.
18426 (control_dependences::get_edge_src): Add.
18427 (control_dependences::get_edge_dest): Likewise.
18428 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
18430 (perform_tree_ssa_dce): Adjust.
18431 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
18433 (pass_loop_distribution::execute): Adjust. Do loop destroying
18434 conditional on changed.
18436 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18439 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
18440 return. Reindent transformation comment and mention the ARM state
18443 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
18445 PR middle-end/71252
18446 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
18447 after build_and_add_sum creates new use stmt.
18449 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
18451 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
18452 load_lanes/grouped_load classification comes first. Don't check
18453 whether the vectorization factor is a multiple of the group size
18456 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
18458 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
18459 GROUP_GAP for single-element interleaving.
18460 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
18463 2016-05-24 Richard Biener <rguenther@suse.de>
18465 PR middle-end/70434
18467 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
18468 bases which are accessed with non-invariant indices.
18469 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
18470 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
18472 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
18474 PR middle-end/71170
18475 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
18476 (add_to_ops_vec): Add stmt_to_insert.
18477 (add_repeat_to_ops_vec): Init stmt_to_insert.
18478 (insert_stmt_before_use): New.
18479 (transform_add_to_multiply): Remove mult_stmt insertion and add it
18481 (get_ops): Init stmt_to_insert.
18482 (maybe_optimize_range_tests): Likewise.
18483 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
18484 (rewrite_expr_tree_parallel): Likewise.
18485 (reassociate_bb): Likewise.
18487 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18490 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
18491 ISA 3.0 xxperm fusion alternative.
18492 (altivec_vperm_v8hiv16qi): Likewise.
18493 (altivec_vperm_<mode>_uns_internal): Likewise.
18494 (vperm_v8hiv4si): Likewise.
18495 (vperm_v16qiv8hi): Likewise.
18497 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18498 Kelvin Nilsen <kelvin@gcc.gnu.org>
18500 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
18501 vpermr/xxpermr on ISA 3.0.
18502 (altivec_expand_vec_perm_le): Likewise.
18503 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
18504 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
18507 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
18509 * config/i386/i386.h (IS_STACK_MODE): Enable for
18510 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
18511 SSE_FLOAT_MODE_P macros.
18512 * config/i386/i386.c (ix86_preferred_reload_class): Use
18513 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
18514 Cleanup regclass processing for CONST_DOUBLE_P.
18515 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
18516 (ix86_rtx_costs): Remove redundant TARGET_80387 check
18517 with IS_STACK_MODE macro.
18518 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
18520 (*movdf_internal): Use IS_STACK_MODE macro.
18521 (*movsf_internal): Ditto.
18523 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
18525 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
18526 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
18528 2016-05-23 Jeff Law <law@redhat.com>
18530 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
18532 (fsm_find_control_statement_thread_paths): Call it.
18534 2016-05-23 Martin Jambor <mjambor@suse.cz>
18537 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
18538 from_global_constant if t is not NULL.
18540 2016-05-23 Marek Polacek <polacek@redhat.com>
18543 * common.opt (Wswitch-unreachable): New option.
18544 * doc/invoke.texi: Document -Wswitch-unreachable.
18545 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
18548 2016-05-23 Bin Cheng <bin.cheng@arm.com>
18550 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
18551 TMR_INDEX is non-NULL.
18553 2016-05-23 Richard Biener <rguenther@suse.de>
18555 PR tree-optimization/71230
18556 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
18557 (try_special_add_to_ops): ... here. Always test for single-use.
18559 2016-05-23 Martin Jambor <mjambor@suse.cz>
18561 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
18562 default block if a PHI node in the original one would be resized.
18564 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18566 PR tree-optimization/58135
18567 * tree-vect-slp.c: When group size is not multiple
18568 of vector size, allow splitting of store group at
18571 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
18573 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
18575 2016-05-22 Jakub Jelinek <jakub@redhat.com>
18577 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
18578 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
18579 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
18582 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
18583 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
18584 v constraint instead of x and vinserti32x4 insn.
18586 * config/i386/sse.md (i128vldq): New mode iterator.
18587 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
18588 avx512dq and avx512vl alternatives.
18590 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
18591 constraint, use maybe_evex prefix instead of vex.
18592 (vec_dupv4sf): Use v constraint instead of x for output
18593 operand except for noavx alternative, use Yv constraint
18594 instead of x for input. Use maybe_evex prefix instead of vex.
18595 (*vec_dupv4si): Likewise.
18596 (*vec_dupv2di): Likewise.
18598 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
18600 PR middle-end/40921
18601 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
18602 (linearize_expr_tree): Call try_special_add_to_ops.
18603 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
18605 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18607 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
18608 to computed stack_usage.
18610 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18613 * config/avr/avr.md (define_expand "mov<mode>"): If the source
18614 operand is subreg (symbol_ref) then move the symbol ref to register.
18616 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
18618 * tree.c (array_at_struct_end_p): Look through MEM_REF.
18620 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
18622 PR middle-end/71179
18623 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
18626 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
18628 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
18629 ranges by calling get_single_symbol and tidy up. Look more closely
18630 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
18632 2016-05-20 Jeff Law <law@redhat.com>
18634 * bitmap.c (bitmap_find_bit): Remove useless test.
18636 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
18638 * function.c (thread_prologue_and_epilogue_insns): Commit the
18639 insertion of the epilogue.
18641 2016-05-20 Martin Jambor <mjambor@suse.cz>
18643 PR tree-optimization/70884
18644 * tree-sra.c (initialize_constant_pool_replacements): Do not check
18645 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
18646 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
18647 of constant pool data as a reason for scalarization.
18649 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
18651 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
18652 for naked functions.
18653 (thumb1_expand_prologue): Likewise.
18655 2016-05-20 Nathan Sidwell <nathan@acm.org>
18657 * config/nvptx/nptx.c (nvptx_option_override): Only set
18658 flag_toplevel_reorder, if not explicitly specified. Set
18659 flag_no_common, unless explicitly specified.
18661 2016-05-20 David Malcolm <dmalcolm@redhat.com>
18663 * calls.c (can_implement_as_sibling_call_p): Mark param
18664 reg_parm_stack_space with ATTRIBUTE_UNUSED.
18666 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
18668 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
18669 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
18670 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
18672 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
18673 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
18674 and CASE_CONST_ANY.
18676 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
18678 * config/nvptx/nvptx.md (sincossf3): New pattern.
18680 2016-05-20 David Malcolm <dmalcolm@redhat.com>
18682 * calls.c (maybe_complain_about_tail_call): New function.
18683 (initialize_argument_information): Call
18684 maybe_complain_about_tail_call when clearing *may_tailcall.
18685 (can_implement_as_sibling_call_p): Call
18686 maybe_complain_about_tail_call when returning false.
18687 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
18688 ensure try_tail_call is set. Call maybe_complain_about_tail_call
18689 if tail-call optimization fails.
18690 * cfgexpand.c (expand_call_stmt): Initialize
18691 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
18692 * gimple-pretty-print.c (dump_gimple_call): Dump
18693 gimple_call_must_tail_p.
18694 * gimple.c (gimple_build_call_from_tree): Call
18695 gimple_call_set_must_tail with the value of
18696 CALL_EXPR_MUST_TAIL_CALL.
18697 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
18698 (gimple_call_set_must_tail): New function.
18699 (gimple_call_must_tail_p): New function.
18700 * print-tree.c (print_node): Update printing of TREE_STATIC
18701 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
18702 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
18703 trailing comment listing applicable flags.
18704 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
18706 2016-05-20 David Malcolm <dmalcolm@redhat.com>
18708 * calls.c (expand_call): Move "Rest of purposes for tail call
18709 optimizations to fail" to...
18710 (can_implement_as_sibling_call_p): ...this new function, and
18711 split into multiple "if" statements.
18713 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
18715 * cfgloop.h (expected_loop_iterations_unbounded,
18716 expected_loop_iterations): Unconstify.
18717 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
18718 profile with known upper bound; return 3 when profile is absent.
18719 (expected_loop_iterations): Update.
18721 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
18723 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
18724 and get_max_loop_iterations_int.
18726 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
18728 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
18729 realistic upper bounds here.
18731 2016-05-20 Jakub Jelinek <jakub@redhat.com>
18734 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
18735 calls if the LHS is variable length or has addressable type.
18736 If targets[0]->decl is a noreturn call with void return type and
18737 zero arguments, adjust fntype and remove lhs in that case.
18739 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
18741 PR tree-optimization/71079
18742 PR tree-optimization/71206
18743 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
18745 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18747 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
18748 (get_vec_alignment_for_array_decl): Likewise.
18749 (get_vec_alignment_for_record_decl): Likewise.
18750 (increase_alignment::execute): Move code to find alignment to
18751 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
18752 (type_align_map): New hash_map.
18754 2016-05-20 Richard Guenther <rguenther@suse.de>
18756 PR tree-optimization/29756
18757 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
18758 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
18759 * fold-const.c (operand_equal_p): Likewise.
18760 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
18761 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
18762 * tree-inline.c (estimate_operator_cost): Likewise.
18763 * tree-pretty-print.c (dump_generic_node): Likewise.
18764 * tree-ssa-operands.c (get_expr_operands): Likewise.
18765 * cfgexpand.c (expand_debug_expr): Likewise.
18766 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
18767 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
18768 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
18769 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
18770 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
18771 (execute_update_addresses_taken): Do it.
18773 2016-05-20 Richard Biener <rguenther@suse.de>
18775 PR tree-optimization/71185
18776 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
18777 register operations.
18779 2016-05-20 Richard Biener <rguenther@suse.de>
18781 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
18782 gimple_seq_add_seq_without_update.
18783 (release_bb_predicate): Assert we have no operands to free.
18784 (if_convertible_loop_p_1): Calculate post dominators later.
18785 Do not free BB predicates here.
18786 (combine_blocks): Do not recompute BB predicates.
18787 (version_loop_for_if_conversion): Save BB predicates around
18790 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18792 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
18793 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
18794 code. Ignore sibcalls on EDGE_IGNORE edges.
18795 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
18796 on edges for sibcalls that run without prologue. The rest of the
18797 function is combined from...
18798 (fix_fake_fallthrough_edge): ... this, and ...
18799 (try_shrink_wrapping): ... a part of this. Remove the bb_with
18800 function argument, make it a local variable.
18802 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
18804 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
18805 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
18806 for 32-bit mode and SEH for 64-bit.
18807 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
18808 TARGET_64BIT_DEFAULT.
18810 2016-05-19 Ryan Burn <contact@rnburn.com>
18812 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
18813 * gengtype.c (open_base_files): Add cilk.h to ifiles.
18815 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
18817 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
18818 force pending loads from memory.
18820 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
18822 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
18823 (UNSPEC_DARN_32): New unspec constant.
18824 (UNSPEC_DARN_RAW): New unspec constant.
18825 (darn_32): New instruction.
18826 (darn_raw): New instruction.
18827 (darn): New instruction.
18828 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
18829 support and documentation for this macro.
18830 (BU_P9_MISC_1): New macro definition.
18831 (BU_P9_64BIT_MISC_0): New macro definition.
18832 (BU_P9_MISC_0): New macro definition.
18833 (darn_32): New builtin definition.
18834 (darn_raw): New builtin definition.
18835 (darn): New builtin definition.
18836 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
18837 RS6000_BUILTIN_0 directives to surround each occurrence of
18838 #include "rs6000-builtin.def".
18839 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
18840 RS6000_BTM_64BIT flags to the returned mask, depending on
18842 (def_builtin): Correct an error in the assignments made to the
18843 debugging variable attr_string.
18844 (rs6000_expand_builtin): Add support for no-operand built-in
18846 (builtin_function_type): Remove fatal_error assertion that is no
18848 (rs6000_common_init_builtins): Add support for no-operand built-in
18850 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
18852 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
18854 (RS6000_BTM_64BIT): New macro definition.
18855 * doc/extend.texi: Document __builtin_darn (void),
18856 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
18859 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
18861 * tree-vect-loop.c (vect_analyze_loop_2): Use also
18862 max_loop_iterations_int.
18864 2016-05-19 Marek Polacek <polacek@redhat.com>
18866 PR tree-optimization/71031
18867 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
18868 condition and adjust the code a bit.
18870 2016-05-19 Martin Liska <mliska@suse.cz>
18872 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
18873 auto_vec instead of vec.
18875 2016-05-19 Martin Liska <mliska@suse.cz>
18877 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
18879 2016-05-19 Martin Liska <mliska@suse.cz>
18881 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
18883 2016-05-19 Martin Liska <mliska@suse.cz>
18885 * ipa-pure-const.c (set_function_state): Remove an existing
18887 (remove_node_data): Do not free it as it's released
18888 in set_function_state.
18890 2016-05-19 Martin Liska <mliska@suse.cz>
18892 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
18895 2016-05-19 Martin Liska <mliska@suse.cz>
18897 * omp-simd-clone.c (simd_clone_adjust): Release vector.
18899 2016-05-19 Martin Liska <mliska@suse.cz>
18901 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
18902 an auto_vec instead of re-creating it.
18904 2016-05-19 Martin Liska <mliska@suse.cz>
18906 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
18907 auto_vec instead of vec.
18909 2016-05-19 Martin Liska <mliska@suse.cz>
18911 * lto-section-in.c (lto_get_section_data): Call
18912 lto_check_version with additional argument.
18913 * lto-streamer.c (lto_check_version): Add new argument.
18914 * lto-streamer.h (lto_check_version): Likewise.
18916 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18918 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
18919 Don't add cost of inner memory when handling sign-extended loads.
18921 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
18923 PR rtl-optimization/71148
18924 * cse.c (cse_main): Free dominance info.
18925 (rest_of_handle_cse): Don't free dominance info.
18926 (rest_of_handle_cse2): Likewise.
18927 (rest_of_handle_cse_after_global_opts): Likewise.
18929 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18932 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
18933 NULL_TREE early if NEON is not available. Remove now redundant check
18934 in ARM_CHECK_BUILTIN_MODE.
18936 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
18939 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
18940 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
18941 * doc/cpp.texi: Document new macros.
18943 2016-05-19 Bin Cheng <bin.cheng@arm.com>
18945 PR tree-optimization/69848
18946 * tree-vect-loop.c (vectorizable_reduction): Don't factor
18947 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
18949 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18951 * function.c (thread_prologue_and_epilogue_insn): Move the
18952 "goto epilogue_done" one block later.
18954 2016-05-19 Richard Biener <rguenther@suse.de>
18956 PR tree-optimization/70729
18957 * passes.def: Move LIM pass before PRE. Remove no longer
18958 required copyprop and move first DCE out of the loop pipeline.
18960 2016-05-18 David Malcolm <dmalcolm@redhat.com>
18963 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
18964 (OBJS-libcommon-target): ...here.
18965 * opts-common.c: Include spellcheck.h.
18966 (cmdline_handle_error): Build a vec of valid options and use it
18967 to suggest provide hints for misspelled arguments.
18969 2016-05-18 Jakub Jelinek <jakub@redhat.com>
18972 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
18973 lhs if it has TREE_ADDRESSABLE type.
18975 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
18978 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
18979 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
18981 2016-05-18 Martin Jambor <mjambor@suse.cz>
18984 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
18985 input for NOP_EXPR pass-through functions.
18986 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
18987 aggregate global constant VAR_DECLs in constant jump functions.
18989 2016-05-18 Martin Jambor <mjambor@suse.cz>
18992 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
18993 from TREE_READONLY parameters.
18995 2016-05-18 Martin Jambor <mjambor@suse.cz>
18998 * cgraph.h (cgraph_indirect_call_info): New field
18999 guaranteed_unmodified.
19000 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
19001 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
19003 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
19004 pass the parameter value to ipa_find_agg_cst_for_param.
19005 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
19006 guaranteed_unmodified, store AA results there instead of bailing out
19008 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
19009 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
19010 (find_constructor_constant_at_offset): New function.
19011 (ipa_find_agg_cst_from_init): Likewise.
19012 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
19013 static initializers of contants, report back through a new paameter
19014 from_global_constant if that was the case.
19015 (try_make_edge_direct_simple_call): Also pass parameter value to
19016 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
19018 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
19019 (ipa_read_indirect_edge_info): Likewise.
19020 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
19021 (ipa_load_from_parm_agg): Likewise.
19023 2016-05-18 Jiong Wang <jiong.wang@arm.com>
19025 PR rtl-optimization/71150
19026 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
19029 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
19032 * config/rs6000/constraints.md (wE constraint): New constraint
19033 for a vector constant that can be loaded with XXSPLTIB.
19034 (wM constraint): New constraint for a vector constant of a 1's.
19035 (wS constraint): New constraint for a vector constant that can be
19036 loaded with XXSPLTIB and a vector sign extend instruction.
19037 * config/rs6000/predicates.md (xxspltib_constant_split): New
19038 predicates for wE/wS constraints.
19039 (xxspltib_constant_nosplit): Likewise.
19040 (easy_vector_constant): Add support for constants that can be
19041 loaded via XXSPLTIB.
19042 (all_ones_constant): New predicate for vector constant with all
19044 (splat_input_operand): Add support for ISA 3.0 word splat operations.
19045 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
19046 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
19047 instruction and possibly with a sign extension.
19048 (output_vec_const_move): Add support for XXSPLTIB. If we are
19049 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
19050 instead of XXLXOR/XXLORC.
19051 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
19053 (rs6000_legitimize_reload_address): Likewise.
19054 (rs6000_output_move_128bit): Use output_vec_const_move to emit
19056 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
19057 combine VSX_M and VSX_M2 into one iterator.
19058 (VSX_M2): Likewise.
19059 (VSINT_84): New iterators for loading constants with XXSPLTIB.
19060 (VSINT_842): Likewise.
19061 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
19062 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
19063 XXSPLTIB instruction.
19064 (xxspltib_<mode>_nosplit): Likewise.
19065 (xxspltib_<mode>_split): New insn to load up constants with
19066 XXSPLTIB and a sign extend instruction.
19067 (vsx_mov<mode>): Replace single move that handled all vector types
19068 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
19069 moves (when -mvsx-timode is in effect) into the main vector
19070 moves. Eliminate separate moves for <VSr> <VSa>, where the
19071 preferred register class (<VSr>) is listed first, and the
19072 secondary register class (<VSa>) is listed second with a '?' to
19073 discourage use. Prefer loading 0/-1 in any VSX register for ISA
19074 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
19075 that if the register was involved in a slow operation, the
19076 clear/set operation does not wait for the slow operation to
19077 finish. Adjust the length attributes for 32-bit mode. Use
19078 rs6000_output_move_128bit and drop the use of the string
19079 instructions for 32-bit movti when -mvsx-timode is in effect. Use
19080 spacing so that the alternatives and attributes don't generate
19081 long lines, and put things in columns, so that it is easier to
19082 match up the operands and attributes with the insn alternatives.
19083 (vsx_mov<mode>_64bit): Likewise.
19084 (vsx_mov<mode>_32bit): Likewise.
19085 (vsx_movti_64bit): Fold movti into normal vector moves.
19086 (vsx_movti_32bit): Likewise.
19087 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
19088 splat instructions.
19089 (vsx_splat_v4si_internal): Likewise.
19090 (vsx_splat_v4sf_internal): Likewise.
19091 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
19092 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
19093 extend vector elements.
19094 (vsx_sign_extend_hi_<mode>): Likewise.
19095 (vsx_sign_extend_si_v2di): Likewise.
19096 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
19098 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
19099 constraints. Add trailing period to wL documentation.
19101 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
19103 PR middle-end/71020
19104 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
19105 * tree-dfa.c (replace_abnormal_ssa_names): New function.
19106 * tree-call-cdce.c: Include tree-dfa.h.
19107 (can_guard_call_p): New function, extracted from...
19108 (can_use_internal_fn): ...here.
19109 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
19111 (shrink_wrap_one_built_in_call): Likewise.
19112 (use_internal_fn): Likewise.
19113 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
19114 and return void. Call replace_abnormal_ssa_names.
19115 (pass_call_cdce::execute): Check can_guard_call_p during the
19116 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
19117 will always change something.
19119 2016-05-18 Martin Jambor <mjambor@suse.cz>
19122 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
19123 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
19125 2016-05-18 Martin Jambor <mjambor@suse.cz>
19128 * ipa-inline.h (condition): New field size.
19129 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
19130 for comaprison and store it into the new condition.
19131 (evaluate_conditions_for_known_args): Use condition size to check
19132 access sizes for all but CHANGED conditions.
19133 (unmodified_parm_1): New parameter size_p, store access size into it.
19134 (unmodified_parm): Likewise.
19135 (unmodified_parm_or_parm_agg_item): Likewise.
19136 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
19137 (set_cond_stmt_execution_predicate): Extract access sizes and store
19138 them to conditions.
19139 (set_switch_stmt_execution_predicate): Likewise.
19140 (will_be_nonconstant_expr_predicate): Likewise.
19141 (will_be_nonconstant_predicate): Likewise.
19142 (inline_read_section): Stream condition size.
19143 (inline_write_summary): Likewise.
19145 2016-05-18 Richard Biener <rguenther@suse.de>
19147 * tree-ssa-loop-im.c (determine_max_movement): Properly add
19148 condition cost to PHI cost instead of total_cost.
19150 2016-05-18 Martin Liska <mliska@suse.cz>
19153 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
19156 2016-05-18 Richard Biener <rguenther@suse.de>
19158 * lto-streamer.h (LTO_major_version): Bump to 6.
19160 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
19162 * function.c (make_split_prologue_seq, make_prologue_seq,
19163 make_epilogue_seq): New functions, factored out from...
19164 (thread_prologue_and_epilogue_insns): Here.
19166 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
19168 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
19169 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
19170 of before. Add a comment.
19172 2016-05-18 Bin Cheng <bin.cheng@arm.com>
19174 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
19175 expression pointer, not pointer to the pointer.
19177 2016-05-18 Jakub Jelinek <jakub@redhat.com>
19179 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
19180 (avx2_pbroadcast<mode>): Add another alternative with v instead
19181 of x constraints in it, using <pbroadcast_evex_isa> isa.
19182 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
19184 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
19185 constraint x instead of v in second alternative, add avx512bw
19188 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
19189 constraint x instead of v in second alternative, add avx512bw
19192 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
19193 constraint x instead of v in second alternative, add avx512bw
19196 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
19197 avx512bw alternative.
19199 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
19201 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
19202 array to 128 chars.
19203 (define_insn "*andnottf3"): Ditto.
19204 (define_insn "*<code><mode>3"/any_logic): Ditto.
19205 (define_insn "*<code>tf3"/any_logic): Ditto.
19206 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
19207 operand to block AVX-512VL insn variant emit when it is not enabled.
19209 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
19211 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
19212 constraint fot SF mode.
19214 2016-05-18 Petr Murzin <petr.murzin@intel.com>
19215 Kirill Yukhin <kirill.yukhin@intel.com>
19217 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
19219 (define_insn "rsqrt14<mode>"): Ditto.
19220 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
19221 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
19222 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
19223 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
19224 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
19226 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
19227 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
19228 * config/i386/i386.c (ix86_print_operand): Expand check for size
19229 override codes for Intel syntax.
19231 2016-05-18 Richard Biener <rguenther@suse.de>
19233 PR tree-optimization/71168
19234 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
19235 initialization earlier.
19237 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
19239 * config/aarch64/aarch64-simd.md
19240 (aarch64_reduc_plus_internal<mode>): Rename to...
19241 (reduc_plus_scal): ...This, and remove previous implementation.
19243 2016-05-18 Richard Biener <rguenther@suse.de>
19245 * passes.def: Put late dse and cd_dce in canonical order.
19247 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
19249 * ipa-inline-transform.c (preserve_function_body_p): Look for
19250 first non-thunk clone.
19251 (save_function_body): Save into first non-thunk.
19252 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
19254 (lto_output_node): Inline thunks don't need body in every
19256 * lto-streamer-in.c: Do not fixup thunk clones.
19257 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
19259 * tree-inline.c (copy_bb): Be prepared for target node to be new after
19262 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
19264 PR middle-end/63586
19265 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
19266 (reassociate_bb): Call transform_add_to_multiply.
19268 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
19270 * config/aarch64/aarch64.c (all_extensions): Removed unused
19273 2016-05-17 Nathan Sidwell <nathan@acm.org>
19275 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
19276 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
19278 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
19280 PR tree-optimization/54579
19281 PR middle-end/55299
19282 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
19284 2016-05-17 Marek Polacek <polacek@redhat.com>
19287 * tree-inline.c (expand_call_inline): Call
19288 maybe_remove_unused_call_args.
19290 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
19292 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
19293 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
19294 * doc/md.texi (fmin@var{m}3): Likewise.
19296 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
19298 * match.pd (X & C): New transformation.
19300 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
19302 * match.pd (~X & Y): New transformation.
19304 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
19306 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
19307 information for new SSA_NAME.
19308 (simplify_conversion_using_ranges): Get range through get_range_info
19309 instead of get_value_range.
19311 2016-05-17 Jiong Wang <jiong.wang@arm.com>
19313 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
19314 Remove inline assembly.
19315 (vmvn_s16): Likewise.
19316 (vmvn_s32): Likewise.
19317 (vmvn_u8): Likewise.
19318 (vmvn_u16): Likewise.
19319 (vmvn_u32): Likewise.
19320 (vmvnq_s8): Likewise.
19321 (vmvnq_s16): Likewise.
19322 (vmvnq_s32): Likewise.
19323 (vmvnq_u8): Likewise.
19324 (vmvnq_u16): Likewise.
19325 (vmvnq_u32): Likewise.
19326 (vmvn_p8): Likewise.
19327 (vmvnq_p16): Likewise.
19329 2016-05-17 Jiong Wang <jiong.wang@arm.com>
19331 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
19333 (vmul_n_s16): Likewise.
19334 (vmul_n_s32): Likewise.
19335 (vmul_n_u16): Likewise.
19336 (vmul_n_u32): Likewise.
19337 (vmulq_n_f32): Likewise.
19338 (vmulq_n_f64): Likewise.
19339 (vmulq_n_s16): Likewise.
19340 (vmulq_n_s32): Likewise.
19341 (vmulq_n_u16): Likewise.
19342 (vmulq_n_u32): Likewise.
19344 2016-05-17 Jiong Wang <jiong.wang@arm.com>
19346 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
19347 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
19349 2016-05-17 Jiong Wang <jiong.wang@arm.com>
19351 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
19352 to *aarch64_fma4_elt_from_dup<mode>.
19353 (*aarch64_fnma4_elt_to_128df): Rename to
19354 *aarch64_fnma4_elt_from_dup<mode>.
19355 * config/aarch64/arm_neon.h (vfma_n_f64): New.
19356 (vfms_n_f32): Likewise.
19357 (vfms_n_f64): Likewise.
19358 (vfmsq_n_f32): Likewise.
19359 (vfmsq_n_f64): Likewise.
19361 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
19363 * wide-int.h: Change fixed_wide_int_storage from class to struct.
19365 2016-05-17 Richard Biener <rguenther@suse.de>
19367 PR tree-optimization/71132
19368 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
19369 Only add control dependences for blocks in the loop.
19370 (build_rdg): Adjust.
19371 (generate_code_for_partition): Return whether loop should
19372 be destroyed and delay that.
19373 (distribute_loop): Likewise.
19374 (pass_loop_distribution::execute): Record loops to be destroyed
19375 and perform delayed destroying of loops.
19377 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19380 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
19382 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
19384 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
19386 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
19389 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
19390 insertion point for instructions generated by validize_mem.
19392 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
19394 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
19397 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
19399 * config/aarch64/aarch64.c
19400 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
19401 rather than a macro.
19403 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
19405 * doc/invoke.texi (AArch64 Options): Various updates.
19407 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19409 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
19410 into instrumentation thunks.
19411 * cif-code.def (CIF_CHKP): New.
19413 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
19415 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
19417 2016-05-16 Martin Jambor <mjambor@suse.cz>
19419 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
19420 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
19422 2016-05-16 Marek Polacek <polacek@redhat.com>
19424 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
19427 2016-05-16 Martin Jambor <mjambor@suse.cz>
19430 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
19431 the outlined kernel function.
19433 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
19435 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
19436 (ISA_HAS_DLSA): Ditto.
19438 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
19440 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
19442 2016-05-16 Nathan Sidwell <nathan@acm.org>
19444 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
19445 (nvptx_name_replacement): Restore. Add comment.
19446 (write_fn_proto, write_fn_proto_from_insn,
19447 nvptx_output_call_insn): Restore
19448 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
19450 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
19452 * config/aarch64/aarch64.md
19453 (add<mode>3_compareC_cconly_imm): Remove use of %w.
19454 (add<mode>3_compareC_imm): Likewise.
19455 (<optab>si3_uxtw): Split into register and immediate variants.
19456 (andsi3_compare0_uxtw): Likewise.
19457 (and<mode>3_compare0): Likewise.
19458 (and<mode>3nr_compare0): Likewise.
19459 (stack_protect_test_<mode>): Don't use %x for memory operands.
19461 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
19463 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
19465 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
19467 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
19468 Split integer shifts into shift_reg and bfm.
19469 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
19470 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
19471 (ror<mode>3_insn): Likewise.
19472 (<optab>si3_insn_uxtw): Likewise.
19473 (<optab><mode>3_insn): Change to rotate_imm.
19474 (extr<mode>5_insn_alt): Likewise.
19475 (extrsi5_insn_uxtw): Likewise.
19476 (extrsi5_insn_uxtw_alt): Likewise.
19478 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
19480 * doc/tm.texi: Regenerate.
19481 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
19482 (TARGET_INVALID_RETURN_TYPE): Remove.
19483 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
19484 TARGET_INVALID_RETURN_TYPE.
19485 * target.def (invalid_parameter_type): Remove.
19486 (invalid_return_type): Remove.
19488 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19490 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
19491 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
19493 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
19495 (preserve_function_body_p): No need to preserve function body
19496 * cif-codes.def (CIF_THUNK): Remove.
19497 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
19499 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19501 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
19503 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19505 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
19508 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19510 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
19511 (inline_small_functions): Do not look for function symbol when
19514 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19516 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
19519 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
19520 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19521 Jiong Wang <jiong.wang@arm.com>
19523 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
19524 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
19525 Define __ARM_FP16_ARGS when appropriate.
19526 * config/arm/arm.c (arm_invalid_parameter_type): Remove
19528 (arm_invalid_return_type): Likewise.
19529 (TARGET_INVALID_PARAMETER_TYPE): Remove.
19530 (TARGET_INVALID_RETURN_TYPE): Remove.
19531 (aapcs_vfp_sub_candidate): Allow HFmode.
19532 (aapcs_vfp_allocate): Add comment. Support HFmode.
19533 (aapcs_vfp_allocate_return_reg): Likewise.
19534 (struct aapcs_cp_arg_layout): Slightly reword comments for
19535 is_return_candidate and allocate_return_reg.
19536 (output_mov_vfp): Update assert.
19537 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
19539 (arm_invalid_parameter_type): Remove.
19540 (amr_invalid_return_type): Remove.
19541 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
19542 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
19543 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
19545 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
19547 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
19548 * config/aarch64/arch64-protos.h
19549 (aarch64_legitimize_reload_address): Remove.
19550 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
19553 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
19555 * configure.ac: Add ACX_NONCANONICAL_HOST.
19556 * configure: Regenerate.
19557 * Makefile.in: Set host_noncanonical.
19559 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
19562 * config/i386/i386.md (*movtf_internal): Before register allocation,
19563 do not allow FP constants for CM_MEDIUM memory model, allow only
19564 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
19565 (*movxf_internal): Ditto.
19566 (*movdf_internal): Ditto.
19567 (*movsf_internal): Ditto.
19569 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
19571 PR rtl-optimization/67483
19572 * combine.c (make_compound_operation): Don't call extract_left_shift
19573 with negative shift amounts.
19575 2016-05-13 Jakub Jelinek <jakub@redhat.com>
19578 * fold-const.c (fold_checksum_tree): Allow modification
19579 of TYPE_ALIAS_SET during folding.
19581 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
19582 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
19583 (ix86_split_to_parts): Likewise. Fix up formatting.
19585 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
19587 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
19588 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
19591 2016-05-13 Nathan Sidwell <nathan@acm.org>
19593 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
19594 (nvptx_name_replacement): Delete.
19595 (write_fn_proto, write_fn_proto_from_insn,
19596 nvptx_output_call_insn): Remove nvptx_name_replacement call.
19597 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
19598 * langhooks.c (add_builtin_funcction_common): Call
19599 targetm.mangle_decl_assembler_name.
19601 * config/nvptx/nvptx.c (write_fn_proto): Handle
19602 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
19604 2016-05-13 Martin Liska <mliska@suse.cz>
19606 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
19607 and PRIu64 in printf format.
19609 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19611 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
19614 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19616 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
19617 Change --param max-completely-peeled-times to
19618 --param max-completely-peel-times in dump file printing.
19620 2016-05-13 Richard Biener <rguenther@suse.de>
19622 PR tree-optimization/42587
19623 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
19624 (find_bswap_or_nop_1): Likewise.
19625 (bswap_replace): Likewise.
19627 2016-05-13 Martin Liska <mliska@suse.cz>
19629 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
19630 Initialize a variable with default value.
19632 2016-05-13 Martin Liska <mliska@suse.cz>
19634 * doc/invoke.texi: Enhance explanation of error recovery
19637 2016-05-13 Martin Liska <mliska@suse.cz>
19639 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
19640 (struct cost_pair): Change inv_expr_id (int) to inv_expr
19641 (iv_inv_expr_ent *).
19642 (struct iv_inv_expr_ent): Comment struct fields.
19643 (sort_iv_inv_expr_ent): New function.
19644 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
19645 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
19646 a hash_map between iv_inv_expr_ent and number of usages.
19647 (niter_for_exit): Fix coding style.
19648 (tree_ssa_iv_optimize_init): Use renamed variable.
19649 (determine_base_object): Fix coding style.
19650 (alloc_iv): Likewise.
19651 (find_interesting_uses_outside): Likewise.
19652 (add_candidate_1): Likewise.
19653 (add_standard_iv_candidates): Likewise.
19654 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
19655 (prepare_decl_rtl): Fix coding style.
19656 (get_address_cost): Likewise.
19657 (get_shiftadd_cost): Likewise.
19658 (force_expr_to_var_cost): Likewise.
19659 (compare_aff_trees): Likewise.
19660 (get_expr_id): Restructure the function.
19661 (get_loop_invariant_expr_id): Renamed to
19662 get_loop_invariant_expr.
19663 (get_computation_cost_at): Replace usage of inv_expr_id with
19665 (get_computation_cost): Likewise.
19666 (determine_group_iv_cost_generic): Likewise.
19667 (determine_group_iv_cost_address): Likewise.
19668 (iv_period): Fix coding style.
19669 (iv_elimination_compare_lt): Likewise.
19670 (may_eliminate_iv): Likewise.
19671 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
19673 (determine_group_iv_costs): Dump invariant expressions.
19674 (iv_ca_recount_cost): Use the newly added hash_map.
19675 (iv_ca_set_remove_invariants): Fix coding style.
19676 (iv_ca_set_add_invariants): Fix coding style.
19677 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
19679 (iv_ca_set_cp): Likewise.
19680 (iv_ca_new): Initialize the newly added hash_map and remove
19681 initialization of fields.
19682 (iv_ca_free): Delete the hash_map.
19683 (iv_ca_dump): Dump invariant expressions.
19684 (iv_ca_extend): Fix coding style.
19685 (try_add_cand_for): Likewise.
19686 (create_new_ivs): Dump information about # of avg iterations and
19687 # of used invariant expressions.
19688 (rewrite_use_compare): Fix coding style.
19689 (free_loop_data): Set default value for max_inv_expr_id.
19691 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
19693 * cse.c (rest_of_handle_cse): Use cleanup_cfg
19694 returned value cse_cfg_altered computation.
19695 (rest_of_handle_cse2): Likewise.
19696 (rest_of_handle_cse_after_global_opts): Likewise.
19698 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19701 * config/arm/arm.c (arm32_output_mi_thunk): New.
19702 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
19703 to split Thumb1 vs TARGET_32BIT functionality.
19704 (arm_thumb1_mi_thunk): New.
19706 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19708 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
19711 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19714 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
19716 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
19718 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
19719 (expand_builtin_trap): Emit a regular call.
19720 (set_builtin_user_assembler_name): Remove obsolete cases.
19721 * dse.c (scan_insn): Adjust.
19722 * except.c: Include calls.h.
19723 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
19724 emit a regular call to setjmp.
19725 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
19726 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
19727 (emit_block_move_via_libcall): Delete.
19728 (block_move_fn): Delete.
19729 (init_block_move_fn): Likewise.
19730 (emit_block_move_libcall_fn): Likewise.
19731 (emit_block_op_via_libcall): New function.
19732 (set_storage_via_libcall): Tidy up and use memset builtin.
19733 (block_clear_fn): Delete.
19734 (init_block_clear_fn): Likewise.
19735 (clear_storage_libcall_fn): Likewise.
19736 (expand_assignment): Call emit_block_move_via_libcall.
19737 Do not include gt-expr.h.
19738 * expr.h (emit_block_op_via_libcall): Declare.
19739 (emit_block_copy_via_libcall): New inline function.
19740 (emit_block_move_via_libcall): Likewise.
19741 (emit_block_comp_via_libcall): Likewise.
19742 (block_clear_fn): Delete.
19743 (init_block_move_fn): Likewise.
19744 (init_block_clear_fn): Likewise.
19745 (emit_block_move_via_libcall): Likewise.
19746 (set_storage_via_libcall): Add default parameter value.
19747 * libfuncs.h (enum libfunc_index): Remove obsolete values.
19748 (abort_libfunc): Delete.
19749 (memcpy_libfunc): Likewise.
19750 (memmove_libfunc): Likewise.
19751 (memcmp_libfunc): Likewise.
19752 (memset_libfunc): Likewise.
19753 (setbits_libfunc): Likewise.
19754 (setjmp_libfunc): Likewise.
19755 (longjmp_libfunc): Likewise.
19756 (profile_function_entry_libfunc): Likewise.
19757 (profile_function_exit_libfunc): Likewise.
19758 (gcov_flush_libfunc): Likewise.
19759 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
19760 and DECL_VISIBILITY on the declaration.
19761 (init_optabs): Do not initialize obsolete libfuncs.
19762 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
19763 * tree-core.h (ECF_RET1): Define.
19764 (ECF_TM_PURE): Adjust.
19765 (ECF_TM_BUILTIN): Likewise.
19766 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
19767 (build_common_builtin_nodes): Initialize abort builtin.
19768 Add ECF_RET1 on memcpy, memmove and memset builtins.
19769 Pass final flags for alloca and alloca_with_align builtins.
19770 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
19772 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
19773 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
19774 set_storage_via_libcall and call emit_block_copy_via_libcall.
19776 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
19778 * config/i386/i386.md (*call_got_x32): Change operand 0 to
19779 DImode before it is passed to ix86_output_call_operand.
19780 (*call_value_got_x32): Ditto for operand 1.
19782 2016-05-12 Jiong Wang <jiong.wang@arm.com>
19784 PR rtl-optimization/70904
19785 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
19786 reload for wide mode.
19788 2016-05-12 Marek Polacek <polacek@redhat.com>
19791 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
19792 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
19793 * langhooks.h (incomplete_type_error): Likewise.
19794 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
19795 parameter, pass it down to incomplete_type_error.
19796 * tree.h (size_in_bytes): New inline overload.
19797 (size_in_bytes_loc): Renamed from size_in_bytes.
19799 2016-05-12 Richard Biener <rguenther@suse.de>
19801 PR tree-optimization/71059
19802 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
19803 nary before looking up or entering the expression into the VN
19805 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
19806 Make sure to re-use NARYs without result as inserted by
19809 2016-05-12 Richard Biener <rguenther@suse.de>
19811 PR tree-optimization/71062
19812 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
19814 * tree-ssa-structalias.c (set_uids_in_ptset): Set
19815 vars_contains_restrict if the var is a restrict tag.
19816 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
19817 do not disambiguate pointers against it.
19818 (dump_points_to_solution): Re-structure and adjust for new
19819 vars_contains_restrict flag.
19820 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
19822 2016-05-12 Martin Liska <mliska@suse.cz>
19824 * doc/invoke.texi: Explain connection between
19825 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
19827 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
19829 PR tree-optimization/71006
19830 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
19831 consider COND_EXPR as a mask producer.
19833 2016-05-12 Marek Polacek <polacek@redhat.com>
19836 * opts.c (common_handle_option): Detect missing argument for --help^.
19838 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19841 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
19842 when popping the PC and within an interrupt handler routine.
19843 Add missing tab to output of "ldmfd".
19844 (output_return_instruction): Output LDMFD with SP update rather
19845 than POP when returning from interrupt handler.
19847 2016-05-12 Jakub Jelinek <jakub@redhat.com>
19849 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
19850 TARGET_64BIT && TARGET_AVX512DQ.
19851 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
19852 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
19853 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
19854 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
19855 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
19856 (*vec_extractv4si_zext): Add avx512dq alternative.
19857 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
19858 use v instead of x constraint in other alternatives where possible.
19860 * config/i386/sse.md (sse2_loadld): Use v instead of x
19861 constraint in alternatives 0,1,4.
19863 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
19864 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
19865 v constraints instead of x and <pinsr_evex_isa> isa attribute.
19868 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
19869 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
19870 is not emitted unless TARGET_AVX512BW.
19871 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
19872 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
19873 for the result operand.
19875 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
19876 constraint instead of x in avx alternatives. Use maybe_evex instead
19879 * config/i386/constraints.md (Yv): New constraint.
19880 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
19881 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
19882 * config/i386/i386.md (avx512fvecmode): New mode attr.
19883 (*pushtf): Use v constraint instead of x.
19884 (*movtf_internal): Likewise. For TARGET_AVX512VL and
19885 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
19886 (*absneg<mode>2): Use Yv constraint instead of x constraint.
19887 (*absnegtf2_sse): Likewise.
19888 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
19889 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
19890 avx512f alternatives.
19891 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
19893 2016-05-12 Richard Biener <rguenther@suse.de>
19895 PR tree-optimization/71060
19896 * tree-data-ref.c (initialize_data_dependence_relation): Do not
19897 require exact match of DR_BASE_OBJECT but only matching address and
19900 2016-05-12 Richard Biener <rguenther@suse.de>
19902 PR tree-optimization/70986
19903 * cfganal.c: Include cfgloop.h.
19904 (dfs_find_deadend): Prefer to take edges exiting loops.
19906 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19908 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
19909 compile and run time.
19911 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
19914 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
19916 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
19918 * config/i386/i386.c (legitimize_pic_address): Use
19919 copy_to_suggested_reg instead of gen_movsi.
19921 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19923 * config/rs6000/predicates.md (quad_memory_operand): Move most of
19924 the code into quad_address_p and call it to share code with
19925 vsx_quad_dform_memory_operand.
19926 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
19928 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
19929 bit instead of being a separate word. Split -mpower9-dform into
19930 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
19931 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
19932 for the register class supporting 128-bit quad word memory offsets.
19933 (mode_supports_vsx_dform_quad): Helper function to return if the
19934 register class uses quad word memory offsets.
19935 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
19936 (rs6000_debug_reg_global): Always print if we are using LRA or not.
19937 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
19938 instructions are enabled, set up the appropriate addr_masks for
19940 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
19941 -mpower9-dform-scalar, instead of -mpower9-dform.
19942 (rs6000_option_override_internal): Split -mpower9-dform into two
19943 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
19944 -mpower9-dform switch sets or clears both. If we are not using
19945 the LRA register allocator, do not enable -mpower9-dform-vector by
19946 default. If we are using LRA, enable -mpower9-dform-vector and
19947 -mvsx-timode if it is appropriate. Issue a warning if either
19948 -mpower9-dform-vector or -mvsx-timode are explicitly used without
19950 (quad_address_offset_p): New helper function to return if the
19951 offset is legal for quad word memory instructions.
19952 (quad_address_p): New function to determin if GPR or vector
19953 register quad word memory addresses are legal.
19954 (mem_operand_gpr): Validate quad word address offsets.
19955 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
19956 d-form (register + offset) instructions.
19957 (offsettable_ok_by_alignment): Likewise.
19958 (rs6000_legitimate_offset_address_p): Likewise.
19959 (legitimate_lo_sum_address_p): Likewise.
19960 (rs6000_legitimize_address): Likewise.
19961 (rs6000_legitimize_reload_address): Add more debug statements for
19963 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
19964 d-form instructions.
19965 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
19966 d-form instructions. Distinguish different cases in debug
19967 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
19968 d-form instructions.
19969 (rs6000_preferred_reload_class): Likewise.
19970 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
19971 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
19972 of the ISA 2.06 indexed memory instructions.
19973 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
19974 use them to save/restore the saved vector registers instead of
19975 using Altivec instructions.
19976 (rs6000_emit_epilogue): Likewise.
19977 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
19978 (rs6000_opt_masks): Split -mpower9-dform into
19979 -mpower9-dform-scalar and -mpower9-dform-vector.
19980 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
19982 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
19983 ISA 3.0 vector indexed memory instructions, and fold the code into
19984 the normal mov<mode> patterns.
19985 (p9_vecstore_<mode>): Likewise.
19986 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
19988 (vsx_movti_64bit): Likewise.
19989 (vsx_movti_32bit): Likewise.
19990 * config/rs6000/constraints.md (wO constraint): New constraint for
19991 ISA 3.0 vector d-form support.
19992 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
19993 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
19994 include -mpower9-dform-vector until we switch over to LRA.
19995 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
19996 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
19997 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
19998 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
19999 for -mpower9-dform and -mlra.
20000 * doc/md.texi (wO constraint): Document wO constraint.
20002 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
20004 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
20005 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
20006 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
20007 Move handling of non-insn arguments inline into the sole user:
20008 (output_trans_func): ...here.
20009 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
20010 in emitted function prototype.
20011 (output_internal_insn_latency_func): Ditto. Simplify.
20012 (output_internal_maximal_insn_latency_func): Ditto. Delete
20013 always-unused argument.
20014 (output_insn_latency_func): Ditto.
20015 (output_maximal_insn_latency_func): Ditto.
20017 2016-05-11 Richard Biener <rguenther@suse.de>
20019 PR tree-optimization/71055
20020 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
20021 sth with precision not equal to access size verify we don't chop
20024 2016-05-11 Richard Biener <rguenther@suse.de>
20027 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
20028 (dwarf2out_finish): Move retry_incomplete_types call ...
20029 (dwarf2out_early_finish): ... here.
20031 2016-05-11 Richard Biener <rguenther@suse.de>
20033 PR middle-end/71002
20034 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
20035 if the langhook insists on it.
20036 * fold-const.c (make_bit_field_ref): Add arg for the original
20037 reference and preserve its alias-set.
20038 (decode_field_reference): Take exp by reference and adjust it
20039 to the original memory reference.
20040 (optimize_bit_field_compare): Adjust callers.
20041 (fold_truth_andor_1): Likewise.
20042 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
20044 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
20046 PR middle-end/70807
20047 * cfgrtl.h (delete_insn_and_edges): Now return bool.
20048 * cfgrtl.c (delete_insn_and_edges): Likewise.
20049 * config/i386/i386.c (convert_scalars_to_vector): Remove
20051 * cse.c (cse_insn): Compute cse_cfg_altered.
20052 (delete_trivially_dead_insns): Likewise.
20053 (cse_cc_succs): Likewise.
20054 (rest_of_handle_cse): Free dominance info if required.
20055 (rest_of_handle_cse2): Likewise.
20056 (rest_of_handle_cse_after_global_opts): Likewise.
20058 2016-05-11 Alan Modra <amodra@gmail.com>
20060 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
20061 abi_v4_pass_in_fpr): New functions.
20062 (rs6000_function_arg_boundary): Exclude complex IBM long double
20063 from 64-bit alignment when ABI_V4.
20064 (rs6000_function_arg, rs6000_function_arg_advance_1,
20065 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
20067 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
20069 PR rtl-optimization/71028
20070 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
20071 jump with just a return in the fallthrough block if the branch
20072 block contains just a return as well.
20074 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
20076 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
20077 * match.pd ((X & Y) ^ Y): ... this.
20078 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
20079 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
20081 2016-05-10 David Malcolm <dmalcolm@redhat.com>
20083 * read-md.c (require_char_ws): New function.
20084 (read_string): Simplify using require_char_ws.
20085 (handle_constants): Likewise.
20086 (handle_enum): Likewise.
20087 (handle_file): Likewise.
20088 * read-md.h (require_char_ws): New declaration.
20089 * read-rtl.c (read_conditions): Simplify using require_char_ws.
20090 (read_mapping): Likewise.
20091 (read_rtx_code): Likewise.
20092 (read_nested_rtx): Likewise.
20094 2016-05-10 James Norris <jnorris@codesourcery.com>
20096 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
20097 if offloading is enabled and -fopenacc or -fopenmp is specified.
20098 (CRTOFFLOADEND): Likewise.
20099 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
20100 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
20102 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
20104 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
20105 gotoff_operand code paths. Use copy_to_suggested_regs and
20106 expand_simple_binop where appropriate. Cleanup.
20108 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
20111 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
20113 (dimode_scalar_chain::vector_const_cost): New.
20114 (dimode_scalar_chain::compute_convert_gain): Handle constants.
20115 (dimode_scalar_chain::convert_op): Likewise.
20116 (dimode_scalar_chain::convert_insn): Likewise.
20118 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
20120 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
20121 unary operation, not a binary one.
20123 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
20125 PR middle-end/70877
20126 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
20127 calls with type casted fndecl.
20129 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
20131 PR tree-optimization/70786
20132 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
20133 * calls.c (initialize_argument_information): Bind bounds
20134 with corresponding args passed by reference.
20136 2016-05-10 Jakub Jelinek <jakub@redhat.com>
20139 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
20140 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
20141 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
20144 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20147 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
20148 code for a zero scale factor.
20149 (vsx_xvcvdpuxds_scale): Likewise.
20151 2016-05-10 David Malcolm <dmalcolm@redhat.com>
20153 * diagnostic-show-locus.c (layout::layout): Call show_ruler
20154 if show_ruler_p was set on the context.
20155 (layout::show_ruler): New method.
20156 * diagnostic.h (struct diagnostic_context): Add field
20159 2016-05-10 Richard Biener <rguenther@suse.de>
20161 PR tree-optimization/71039
20162 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
20163 (chk_uses): New function.
20164 (propagate_with_phi): Verify we can safely replicate the lhs of an
20165 aggregate assignment on all incoming edges.
20167 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
20169 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
20171 (rx_atomic_sequence): New class.
20172 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
20173 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
20175 (rx_atomic_sequence::rx_atomic_sequence,
20176 rx_atomic_sequence::~rx_atomic_sequence): New functions.
20177 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
20178 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
20179 CTRLREG_INTB): New constants.
20180 (FETCHOP): New code iterator.
20181 (fethcop_name, fetchop_name2): New iterator code attributes.
20182 (QIHI): New mode iterator.
20183 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
20184 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
20185 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
20187 2016-05-10 Martin Liska <mliska@suse.cz>
20189 * tree-inline.c (remap_dependence_clique): Do not remap
20190 debugging statements.
20192 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20194 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
20195 ("*fixuns_truncdfdi2_z13")
20196 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
20197 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
20198 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
20200 2016-05-10 Richard Biener <rguenther@suse.de>
20202 PR tree-optimization/70497
20203 PR tree-optimization/28367
20204 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
20206 (visit_reference_op_load): ... here.
20207 (vn_reference_lookup_3): Use it to handle subreg-like accesses
20208 with simplified BIT_FIELD_REFs.
20209 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
20210 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
20213 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
20215 * dwarf2out.c (add_abstract_origin_attribute): Adjust
20216 documentation comment. For BLOCK nodes, add a
20217 DW_AT_abstract_origin attribute that points to the DIE generated
20218 for the origin BLOCK.
20219 (gen_lexical_block_die): Call add_abstract_origin_attribute for
20220 blocks from inlined functions.
20222 2016-05-10 Alan Modra <amodra@gmail.com>
20225 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
20226 regrename modifying insns saving lr before __morestack call.
20227 * config/rs6000/rs6000.md (split_stack_return): Similarly for
20228 insns restoring lr after __morestack call.
20230 2016-05-09 Jakub Jelinek <jakub@redhat.com>
20232 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
20233 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
20235 * config/i386/sse.md (vec_interleave_high<mode>,
20236 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
20237 <avx512>_vpermt2var<mode>3_maskz): Likewise.
20239 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
20241 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
20242 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
20243 parallel reassociation for power8 and forward.
20245 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
20247 * config/i386/i386.md (absneg splitters with general regs): Use
20248 general_reg_operand predicate.
20249 (btsq peephole2): Use x86_64_immediate_operand to check if new
20250 value is suitable for immediate operand. Generate emitted insn
20251 using RTL expressions.
20252 (btcq peephole2): Ditto.
20253 (btrq peephole2): Ditto. Generate correct immediate operand
20256 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
20258 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
20261 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
20263 * tree-affine.c (wide_int_constant_multiple_p): Add missing
20264 pointer dereference.
20266 2016-05-09 Richard Biener <rguenther@suse.de>
20268 PR tree-optimization/70985
20269 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
20270 op0 isn't a gimple register.
20272 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
20274 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
20275 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
20276 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
20277 (i6400_fpu_mult): New cpu units.
20278 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
20279 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
20280 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
20281 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
20282 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
20283 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
20284 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
20285 (i6400_msa_long_float4, i6400_msa_long_float5)
20286 (i6400_msa_long_float8, i6400_msa_fdiv_df)
20287 (i6400_msa_fdiv_sf): New reservations.
20288 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
20289 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
20290 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
20291 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
20292 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
20293 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
20294 (msa_short_cmp, msa_short_float2, msa_short_logic3)
20295 (msa_short_store4, msa_long_load, msa_short_store)
20296 (msa_long_logic, msa_long_float2, msa_long_float4)
20297 (msa_long_float5, msa_long_float8, msa_long_mult)
20298 (msa_long_fdiv, msa_long_div): New reservations.
20300 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
20301 Sameera Deshpande <sameera.deshpande@imgtec.com>
20302 Matthew Fortune <matthew.fortune@imgtec.com>
20303 Graham Stott <graham.stott@imgtec.com>
20304 Chao-ying Fu <chao-ying.fu@imgtec.com>
20306 * config.gcc: Add MSA header file for mips*-*-* target.
20307 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
20308 (Ubv8i, Urv8): New constraints.
20309 * config/mips/mips-ftypes.def: Add function types for MSA
20311 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
20312 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
20313 * config/mips/mips-msa.md: New file.
20314 * config/mips/mips-protos.h
20315 (mips_split_128bit_const_insns): New prototype.
20316 (mips_msa_idiv_insns): Likewise.
20317 (mips_split_128bit_move): Likewise.
20318 (mips_split_128bit_move_p): Likewise.
20319 (mips_split_msa_copy_d): Likewise.
20320 (mips_split_msa_insert_d): Likewise.
20321 (mips_split_msa_fill_d): Likewise.
20322 (mips_expand_msa_branch): Likewise.
20323 (mips_const_vector_same_val_p): Likewise.
20324 (mips_const_vector_same_bytes_p): Likewise.
20325 (mips_const_vector_same_int_p): Likewise.
20326 (mips_const_vector_shuffle_set_p): Likewise.
20327 (mips_const_vector_bitimm_set_p): Likewise.
20328 (mips_const_vector_bitimm_clr_p): Likewise.
20329 (mips_msa_vec_parallel_const_half): Likewise.
20330 (mips_msa_output_division): Likewise.
20331 (mips_ldst_scaled_shift): Likewise.
20332 (mips_expand_vec_cond_expr): Likewise.
20333 * config/mips/mips.c (enum mips_builtin_type): Add
20334 MIPS_BUILTIN_MSA_TEST_BRANCH.
20335 (mips_gen_const_int_vector_shuffle): New prototype.
20336 (mips_const_vector_bitimm_set_p): New function.
20337 (mips_const_vector_bitimm_clr_p): Likewise.
20338 (mips_const_vector_same_val_p): Likewise.
20339 (mips_const_vector_same_bytes_p): Likewise.
20340 (mips_const_vector_same_int_p): Likewise.
20341 (mips_const_vector_shuffle_set_p): Likewise.
20342 (mips_symbol_insns): Forbid loading symbols via immediate for
20344 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
20346 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
20348 (mips_lx_address_p): Add support load indexed address for MSA.
20349 (mips_address_insns): Add calculation of instructions needed for
20350 stores and loads for MSA.
20351 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
20352 CONST_VECTOR for MSA and let it fall through.
20353 (mips_ldst_scaled_shift): New function.
20354 (mips_subword_at_byte): Likewise.
20355 (mips_msa_idiv_insns): Likewise.
20356 (mips_legitimize_move): Validate MSA moves.
20357 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
20358 calculation of costs for MSA division.
20359 (mips_split_move_p): Check if MSA moves need splitting.
20360 (mips_split_move): Split MSA moves if necessary.
20361 (mips_split_128bit_move_p): New function.
20362 (mips_split_128bit_move): Likewise.
20363 (mips_split_msa_copy_d): Likewise.
20364 (mips_split_msa_insert_d): Likewise.
20365 (mips_split_msa_fill_d): Likewise.
20366 (mips_output_move): Handle MSA moves.
20367 (mips_expand_msa_branch): New function.
20368 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
20369 Reinstate 'y' modifier.
20370 (mips_file_start): Add MSA .gnu_attribute.
20371 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
20373 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
20374 (mips_class_max_nregs): Add register size for MSA supported mode.
20375 (mips_cannot_change_mode_class): Allow conversion between MSA
20376 vector modes and TImode.
20377 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
20379 (mips_secondary_reload_class): Force MSA loads/stores via memory.
20380 (mips_preferred_simd_mode): Add preffered modes for MSA.
20381 (mips_vector_mode_supported_p): Add MSA supported modes.
20382 (mips_autovectorize_vector_sizes): New function.
20383 (mips_msa_output_division): Likewise.
20384 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
20385 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
20386 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
20387 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
20388 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
20389 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
20390 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
20391 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
20392 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
20393 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
20394 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
20395 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
20396 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
20397 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
20398 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
20399 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
20400 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
20401 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
20402 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
20403 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
20404 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
20405 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
20406 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
20407 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
20408 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
20409 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
20410 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
20411 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
20412 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
20413 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
20414 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
20415 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
20416 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
20417 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
20418 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
20419 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
20420 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
20421 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
20422 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
20423 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
20424 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
20425 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
20426 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
20427 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
20428 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
20429 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
20430 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
20431 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
20432 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
20433 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
20434 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
20435 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
20436 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
20437 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
20438 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
20439 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
20440 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
20441 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
20442 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
20443 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
20444 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
20445 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
20446 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
20447 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
20448 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
20449 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
20450 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
20451 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
20452 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
20453 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
20454 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
20455 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
20456 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
20457 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
20458 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
20459 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
20460 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
20461 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
20462 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
20463 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
20464 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
20465 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
20466 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
20467 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
20468 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
20469 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
20470 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
20471 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
20472 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
20473 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
20474 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
20475 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
20476 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
20477 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
20478 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
20479 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
20480 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
20481 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
20482 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
20483 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
20484 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
20485 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
20486 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
20487 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
20488 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
20489 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
20490 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
20491 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
20492 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
20493 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
20494 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
20495 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
20496 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
20497 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
20498 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
20499 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
20500 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
20501 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
20502 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
20503 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
20504 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
20505 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
20506 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
20507 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
20508 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
20509 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
20510 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
20511 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
20512 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
20513 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
20514 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
20515 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
20516 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
20517 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
20518 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
20519 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
20520 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
20521 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
20522 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
20523 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
20524 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
20525 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
20526 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
20527 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
20528 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
20529 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
20530 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
20531 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
20532 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
20533 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
20534 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
20536 (mips_get_builtin_decl_index): New array.
20537 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
20538 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
20539 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
20540 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
20541 (mips_init_builtins): Initialize mips_get_builtin_decl_index
20543 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
20545 (mips_expand_builtin_insn): Prepare operands for
20546 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
20547 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
20548 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
20549 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
20550 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
20551 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
20552 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
20553 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
20554 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
20555 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
20556 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
20557 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
20558 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
20559 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
20560 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
20561 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
20562 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
20563 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
20564 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
20565 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
20566 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
20567 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
20568 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
20569 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
20570 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
20571 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
20572 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
20573 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
20574 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
20575 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
20576 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
20577 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
20578 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
20579 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
20580 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
20581 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
20582 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
20583 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
20584 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
20585 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
20586 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
20587 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
20588 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
20589 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
20590 These are set implicitly and an error is reported if overridden.
20591 (mips_expand_builtin_msa_test_branch): New function.
20592 (mips_expand_msa_shuffle): Likewise.
20593 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
20594 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
20595 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
20596 (mips_expand_vec_unpack): Add support for MSA.
20597 (mips_expand_vector_init): Likewise.
20598 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
20599 instead of const0_rtx.
20600 (mips_msa_vec_parallel_const_half): New function.
20601 (mips_gen_const_int_vector): Likewise.
20602 (mips_gen_const_int_vector_shuffle): Likewise.
20603 (mips_expand_msa_cmp): Likewise.
20604 (mips_expand_vec_cond_expr): Likewise.
20605 * config/mips/mips.h
20606 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
20607 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
20609 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
20610 (ISA_HAS_MSA): New macro.
20611 (UNITS_PER_MSA_REG): Likewise.
20612 (BITS_PER_MSA_REG): Likewise.
20613 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
20614 (MSA_REG_FIRST): New macro.
20615 (MSA_REG_LAST): Likewise.
20616 (MSA_REG_NUM): Likewise.
20617 (MSA_REG_P): Likewise.
20618 (MSA_REG_RTX_P): Likewise.
20619 (MSA_SUPPORTED_MODE_P): Likewise.
20620 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
20621 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
20622 * config/mips/mips.md: Include mips-msa.md.
20623 (alu_type): Add simd_add.
20624 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
20625 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
20626 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
20627 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
20628 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
20629 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
20630 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
20631 simd_move, simd_load, simd_store. Choose "multi" for moves
20633 (qword_mode): New attribute.
20634 (insn_count): Add instruction count for quad moves.
20635 Increase the count for MIPS SIMD division.
20636 (UNITMODE): Add UNITMODEs for vector types.
20637 (addsub): New code iterator.
20638 * config/mips/mips.opt (mmsa): New option.
20639 * config/mips/msa.h: New file.
20640 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
20642 * config/mips/mti-linux.h: Likewise.
20643 * config/mips/predicates.md
20644 (const_msa_branch_operand): New constraint.
20645 (const_uimm3_operand): Likewise.
20646 (const_uimm4_operand): Likewise.
20647 (const_uimm5_operand): Likewise.
20648 (const_uimm8_operand): Likewise.
20649 (const_imm5_operand): Likewise.
20650 (aq10b_operand): Likewise.
20651 (aq10h_operand): Likewise.
20652 (aq10w_operand): Likewise.
20653 (aq10d_operand): Likewise.
20654 (const_m1_operand): Likewise.
20655 (reg_or_m1_operand): Likewise.
20656 (const_exp_2_operand): Likewise.
20657 (const_exp_4_operand): Likewise.
20658 (const_exp_8_operand): Likewise.
20659 (const_exp_16_operand): Likewise.
20660 (const_vector_same_val_operand): Likewise.
20661 (const_vector_same_simm5_operand): Likewise.
20662 (const_vector_same_uimm5_operand): Likewise.
20663 (const_vector_same_uimm6_operand): Likewise.
20664 (const_vector_same_uimm8_operand): Likewise.
20665 (par_const_vector_shf_set_operand): Likewise.
20666 (reg_or_vector_same_val_operand): Likewise.
20667 (reg_or_vector_same_simm5_operand): Likewise.
20668 (reg_or_vector_same_uimm6_operand): Likewise.
20669 * doc/extend.texi (MIPS SIMD Architecture Functions): New
20671 * doc/invoke.texi (-mmsa): Document new option.
20673 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20675 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
20676 * configure: Regenerate.
20677 * config.in: Regenerate.
20678 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
20679 on -fvtable-verify.
20680 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
20681 (ENDFILE_VTV_SPEC): Define.
20683 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
20685 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
20686 registers in all interrupt handlers if necessary.
20687 (rl78_option_override): Add warning.
20688 (MUST_SAVE_MDUC_REGISTERS): New macro.
20689 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
20690 * config/rl78/rl78.c (check_mduc_usage): New function.
20691 (mduc_regs): New structure to hold MDUC register data.
20692 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
20693 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
20694 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
20695 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
20696 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
20697 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
20699 2016-05-09 Bin Cheng <bin.cheng@arm.com>
20701 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
20702 (tree-ssa-loop-niter.h): Ditto.
20703 (idx_within_array_bound, ref_within_array_bound): New functions.
20704 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
20705 Factor out check on writable base object to ...
20706 (base_object_writable): ... here.
20708 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20710 * config/arm/arm.md (probe_stack): Add modes to set source
20713 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
20715 * regrename.c (base_reg_class_for_rename): New static function.
20716 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
20718 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
20720 * cgraph.c (thunk_adjust): Export.
20721 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
20722 * cgraphunit.c (thunk_adjust): Export.
20723 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
20725 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
20727 * tree-inline.c (expand_call_inline): Expand thunks inline.
20729 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
20732 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
20733 (*sse2_vd_cvtss2sd): Ditto.
20734 * config/i386/i386.md
20735 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
20736 Generate *sse2_vd_cvtsd2ss pattern.
20737 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
20738 Generate *sse2_vd_cvtss2sd pattern.
20740 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
20742 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
20743 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
20746 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
20748 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
20749 * config/sh/sh.c: Define and declare variables on first use throughout
20751 (current_function_interrupt): Change to bool type.
20752 (frame_insn): Rename to emit_frame_insn and update users.
20753 (push_regs): Use bool for 'interrupt_handler' argument.
20754 (save_schedule_s): Remove.
20755 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
20756 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
20757 targetm.asm_out.unaligned_op.di.
20758 (gen_far_branch): Remove redundant forward declaration.
20759 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
20760 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
20761 (sh_set_return_address, sh_function_ok_for_sibcall,
20762 scavenge_reg): Update comments.
20763 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
20764 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
20765 (sh_attr_renesas_p): Remove unnecessary parentheses.
20766 (branch_dest): Simplify.
20767 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
20768 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
20769 (CUMULATIVE_ARGS): Change macro to typedef.
20770 (current_function_interrupt): Change to bool type.
20771 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
20772 Surround with __cplusplus ifdef.
20773 (sh_compare_op0, sh_compare_op1): Remove.
20774 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
20776 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
20778 * config/arm/arm.md: (arch): Add neon.
20779 (arch_enabled): Return yes for arch neon when TARGET_NEON.
20780 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
20781 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
20782 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
20783 attributes for alt renumbering. Mark alt 3 as non-predicable.
20784 (thumb2_movdf_vfp): Likewise.
20786 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
20788 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
20789 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
20790 (*andqi_1): Add preferred_for_speed attribute to disparage
20791 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
20792 (*<code>qi_1): Ditto.
20793 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
20794 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
20795 (*ashlqi3_1): Ditto.
20796 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
20797 Add preferred_for_size attribute to disparage alternative 0 and
20798 preferred_for_speed attribute to disparage alternative 1 for
20799 TARGET_PARTIAL_REG_STALL targets.
20801 2016-05-07 Tom de Vries <tom@codesourcery.com>
20803 PR tree-optimization/70956
20804 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
20807 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
20809 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
20810 * config/sh/sh.c (sh_cbranch_distance): Implement it.
20811 * config/sh/sh.md (branch_zero): Remove define_attr.
20812 (define_delay): Disable delay slot if branch distance is one insn.
20814 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
20816 * config/i386/i386.md (LEAMODE): New mode attribute.
20817 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
20818 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
20819 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
20820 operand 2 predicate.
20821 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
20822 (*lea<mode>_general_3): Ditto.
20823 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
20825 2016-05-06 Jakub Jelinek <jakub@redhat.com>
20827 * genmddump.c (main): Convert argv from char ** to const char **.
20829 2016-05-06 David Malcolm <dmalcolm@redhat.com>
20831 * coretypes.h (OVERRIDE): New macro.
20832 (FINAL): New macro.
20834 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
20836 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
20837 allow coalescing if the types are compatible.
20839 2016-05-06 David Malcolm <dmalcolm@redhat.com>
20841 * pass_manager.h (pass_manager::register_pass_name): New method.
20842 (pass_manager::get_pass_by_name): New method.
20843 (pass_manager::create_pass_tab): New method.
20844 (pass_manager::m_name_to_pass_map): New field.
20845 * passes.c (name_to_pass_map): Delete global in favor of field
20846 "m_name_to_pass_map" of pass_manager.
20847 (register_pass_name): Rename from a function to...
20848 (pass_manager::register_pass_name): ...this method, updating
20849 for renaming of global "name_to_pass_map" to field
20850 "m_name_to_pass_map".
20851 (create_pass_tab): Rename from a function to...
20852 (pass_manager::create_pass_tab): ...this method, updating
20853 for renaming of global "name_to_pass_map" to field.
20854 (get_pass_by_name): Rename from a function to...
20855 (pass_manager::get_pass_by_name): ...this method.
20856 (enable_disable_pass): Convert use of get_pass_by_name to
20857 a method call, locating the pass_manager singleton.
20859 2016-05-06 David Malcolm <dmalcolm@redhat.com>
20861 * genattr-common.c (main): Convert argv from char ** to const char **.
20862 * genattr.c (main): Likewise.
20863 * genattrtab.c (main): Likewise.
20864 * genautomata.c (initiate_automaton_gen): Likewise.
20866 * gencodes.c (main): Likewise.
20867 * genconditions.c (main): Likewise.
20868 * genconfig.c (main): Likewise.
20869 * genconstants.c (main): Likewise.
20870 * genemit.c (main): Likewise.
20871 * genenums.c (main): Likewise.
20872 * genextract.c (main): Likewise.
20873 * genflags.c (main): Likewise.
20874 * genmddeps.c (main): Likewise.
20875 * genopinit.c (main): Likewise.
20876 * genoutput.c (main): Likewise.
20877 * genpeep.c (main): Likewise.
20878 * genpreds.c (main): Likewise.
20879 * genrecog.c (main): Likewise.
20880 * gensupport.c (init_rtx_reader_args_cb): Likewise.
20881 (init_rtx_reader_args): Likewise.
20882 * gensupport.h (init_rtx_reader_args_cb): Likewise.
20883 (init_rtx_reader_args): Likewise.
20884 * gentarget-def.c (main): Likewise.
20885 * read-md.c (read_md_files): Likewise.
20886 * read-md.h (read_md_files): Likewise.
20888 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
20890 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
20891 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
20892 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
20893 Remove unused predicate.
20894 (register_and_not_fp_reg_operand): Ditto.
20896 2016-05-06 Martin Liska <mliska@suse.cz>
20898 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
20899 instead of vec as the vector is local to the function.
20901 2016-05-06 Jakub Jelinek <jakub@redhat.com>
20903 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
20904 avx512bw alternative.
20906 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
20907 before the ashr<mode>3 pattern.
20909 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
20910 v instead of x in vex or maybe_vex alternatives, use
20911 maybe_evex instead of vex in prefix.
20913 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
20914 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
20915 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
20916 in vex or maybe_vex alternatives, use maybe_evex instead of vex
20919 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
20920 v instead of x in vex or maybe_vex alternatives, use
20921 maybe_evex instead of vex in prefix.
20923 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
20924 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
20925 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
20926 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
20927 alternatives, use maybe_evex instead of vex in prefix.
20929 * config/i386/sse.md (vec_interleave_lowv4sf,
20930 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
20931 v instead of x in vex or maybe_vex alternatives, use
20932 maybe_evex instead of vex in prefix.
20934 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
20935 v instead of x in vex or maybe_vex alternatives, use
20936 maybe_evex instead of vex in prefix.
20938 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
20939 v constraint instead of x.
20941 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
20943 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
20944 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
20947 2016-05-06 Richard Biener <rguenther@suse.de>
20949 PR tree-optimization/70948
20950 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
20951 Properly clobber all fields of va_list for __builtin_va_start.
20953 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
20956 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
20957 loop latch destination.
20959 2016-05-06 Martin Liska <mliska@suse.cz>
20961 * tree-ssa-uninit.c: Apply manual changes
20962 to the GNU coding style.
20963 (prune_uninit_phi_opnds): Rename from
20964 prune_uninit_phi_opnds_in_unrealizable_paths.
20966 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20968 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
20969 mspace): Remove deprecated options.
20970 * doc/invoke.texi (SH options): Remove -mspace.
20972 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20974 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
20976 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20978 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
20979 corresponding combine split pattern.
20981 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20984 * config/sh/predicates.md (long_displacement_mem_operand): New.
20985 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
20986 Add movi20, movi20s alternatives. Adjust length attribute for
20988 (movsi_ie): Allow for any FPU. Adjust length attribute for
20990 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
20991 attribute for alternatives.
20992 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
20993 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
20994 length attribute for alternatives.
20996 2016-05-06 Richard Biener <rguenther@suse.de>
20998 PR tree-optimization/70960
20999 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
21001 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
21004 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
21005 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
21007 2016-05-06 Marek Polacek <polacek@redhat.com>
21010 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
21012 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
21015 * config/sh/sh.md (*rotcr): Add another variant.
21017 2016-05-06 Richard Biener <rguenther@suse.de>
21019 PR middle-end/70931
21020 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
21022 2016-05-06 Richard Biener <rguenther@suse.de>
21024 PR middle-end/70941
21025 * fold-const.c (split_tree): Always convert to the original type
21028 2016-05-06 Richard Biener <rguenther@suse.de>
21030 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
21031 (fwprop_addr): Likewise.
21033 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
21036 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
21038 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
21039 * config/i386/i386.md (push mem splitter): Use find_constant_src in
21040 the splitter condition.
21041 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
21042 the splitter condition.
21043 (FP float_extend load splitter): Ditto.
21045 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
21047 * config/i386/i386.md (peehole2 patterns): Change true_regnum
21048 to REGNO in all peephole2 patterns.
21049 (post-reload splitters): Change true_regnum to REGNO in
21050 post-reload splitters.
21051 (zero_extend splitters): Use general_reg_operand and
21052 nonimmediate_gr_operand predicates.
21054 2016-05-05 Jakub Jelinek <jakub@redhat.com>
21056 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
21057 v constraint instead of x.
21059 2016-05-05 Alan Modra <amodra@gmail.com>
21062 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
21063 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
21064 TARGET_NO_FP_IN_TOC for -mrelocatable.
21065 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
21066 TARGET_RELOCATABLE test.
21067 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
21068 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21069 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
21070 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
21071 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21072 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
21073 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
21074 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21075 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
21076 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
21078 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
21079 (rs6000_stack_info): Likewise.
21080 (rs6000_elf_asm_out_constructor): Likewise.
21081 (rs6000_elf_asm_out_destructor): Likewise.
21082 (rs6000_elf_declare_function_name): Likewise.
21083 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
21084 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
21087 2016-05-05 Alan Modra <amodra@gmail.com>
21089 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
21091 2016-05-05 Alan Modra <amodra@gmail.com>
21093 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
21094 out-of-line gpr restore for one or two regs if that would add
21097 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
21100 * config/i386/i386.md
21101 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
21102 Change to post-epilogue_completed late splitter. Use sse_reg_operand
21103 as operand 0 predicate.
21104 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
21106 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
21107 Ditto. Emit the pattern using RTX.
21109 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
21110 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
21111 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
21112 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
21114 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
21115 sse_reg_operand as operand 0 predicate.
21117 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
21118 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
21119 instead of gen_rtx_REG.
21120 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
21123 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
21125 * function.c (emit_use_return_register_into_block): Delete.
21126 (gen_return_pattern): Delete.
21127 (emit_return_into_block): Delete.
21128 (active_insn_between): Delete.
21129 (convert_jumps_to_returns): Delete.
21130 (emit_return_for_exit): Delete.
21131 (thread_prologue_and_epilogue_insns): Delete all code dealing with
21132 simple_return for shrink-wrapped blocks.
21133 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
21134 end of blocks that need one.
21135 (get_unconverted_simple_return): Delete.
21136 (convert_to_simple_return): Delete.
21137 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
21138 (convert_to_simple_return): Ditto.
21140 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
21142 * cfgcleanup.c (bb_is_just_return): New function.
21143 (try_optimize_cfg): Simplify jumps to return, branches to return,
21144 and branches around return.
21146 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
21148 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
21149 branch to a return.
21151 2016-05-04 Jakub Jelinek <jakub@redhat.com>
21155 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
21156 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
21157 assert flags & OEP_HASH_CHECK, instead of asserting it
21158 never happens. Handle TARGET_EXPR.
21159 * fold-const.c (operand_equal_p): For hash verification,
21160 or in OEP_HASH_CHECK into flags.
21162 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
21164 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
21166 (compute_samebase_partition_bases): Fix typo.
21168 2016-05-04 Jakub Jelinek <jakub@redhat.com>
21170 * config/i386/sse.md (vec_interleave_highv8sf,
21171 vec_interleave_lowv8sf, vec_interleave_highv4df,
21172 vec_interleave_lowv4df): Remove constraints from expanders.
21174 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
21176 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
21178 * tree-inline.c (expand_call_inline): Fix path dealing with
21179 making lhs of call statement undefined.
21181 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
21183 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
21184 Check availability on NODE, too.
21185 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
21186 (cgraph_node::call_for_symbol_and_aliases): Likewise.
21187 (varpool_node::call_for_symbol_and_aliase): Likewise.
21188 * ipa-pure-const.c (add_new_function): Analyze all bodies.
21189 (propagate_pure_const): Propagate across interposable functions, too.
21190 (skip_function_for_local_pure_const): Do not skip interposable bodies
21192 (pass_local_pure_const::execute): Update.
21194 2016-05-04 Marek Polacek <polacek@redhat.com>
21196 * doc/invoke.texi: Document -Wdangling-else.
21198 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
21200 * config.gcc: Error out when conflicting multilib is detected. Do not
21201 loop over multilibs since no combination is legal.
21203 2016-05-04 Alan Modra <amodra@gmail.com>
21205 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
21206 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
21207 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
21210 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
21212 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
21213 Clean up p5600 comments.
21215 2016-05-04 Richard Biener <rguenther@suse.de>
21217 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
21218 constructor simplifications.
21219 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
21221 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
21223 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
21224 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
21225 result.set_rtx is null instead of aborting.
21226 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
21228 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
21229 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
21230 *mov<mode>_store_postinc): New patterns.
21232 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
21234 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
21235 as commutative. Check both conversions are NOP.
21236 ((A & B) OP (C & B)): Remove.
21238 2016-05-04 Alan Modra <amodra@gmail.com>
21240 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
21242 2016-05-04 Alan Modra <amodra@gmail.com>
21245 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
21246 when cr2,3,4 are all fixed regs.
21248 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
21250 PR rtl-optimization/57193
21251 * opts.c (default_options_table): Revert OPT_frename_registers change.
21252 * doc/invoke.texi (-frename-registers, -O2): Likewise.
21254 2016-05-03 Martin Sebor <msebor@redhat.com>
21257 * builtins.c (fold_builtin_FILE): New function.
21258 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
21259 (fold_builtin_0): Call them.
21260 * gimplify.c (gimplify_call_expr): Remove the handling of
21261 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
21264 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
21265 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
21269 * doc/extend.texi (Function Names as Strings): Update __func__,
21270 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
21273 2016-05-03 Jakub Jelinek <jakub@redhat.com>
21274 Richard Biener <rguenther@suse.de>
21276 PR tree-optimization/70916
21277 * tree-if-conv.c: Include cfganal.h.
21278 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
21279 and remove_fake_exit_edges around the optimization pass.
21281 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
21283 * cgraph.c (symbol_table::create_edge): Set inline_failed.
21284 (cgraph_edge::make_direct): Likewise.
21285 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
21286 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
21287 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
21288 (CIF_THUNK): New code.
21289 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
21290 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
21291 (compute_inline_parameters): Set inline_failed for thunks.
21292 (inline_analyze_function): Cleanup.
21293 * ipa-inline.c (can_inline_edge_p): Do not deal with
21294 call_stmt_cannot_inline_p.
21295 (can_early_inline_edge_p): Likewise.
21296 (early_inliner): Initialize inline_failed.
21297 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
21299 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
21301 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
21302 from nonimm_ssenomem_operand.
21303 (nonimm_ssenomem_operand): New predicate.
21304 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
21305 as operand 0 predicate.
21306 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
21307 Disable unsupported alternatives using "enabled" attribute.
21308 Use register_ssemem_operand as operand 0 predicate.
21309 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
21311 2016-05-03 Marek Polacek <polacek@redhat.com>
21314 * input.c (expansion_point_location): New function.
21315 * input.h (expansion_point_location): Declare.
21317 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
21319 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
21320 occurence with frame_offset_ ones.
21322 2016-05-03 Alan Modra <amodra@gmail.com>
21324 PR rtl-optimization/70890
21325 * ira.c (combine_and_move_insns): When moving def_insn, remove
21326 equivs on use_insn.
21328 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
21330 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
21331 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
21332 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
21333 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
21335 2016-05-03 Alan Modra <amodra@gmail.com>
21337 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
21338 for SAVE_MULTIPLE/STORE_MULTIPLE.
21340 2016-05-03 Jakub Jelinek <jakub@redhat.com>
21342 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
21343 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
21345 2016-05-03 Richard Biener <rguenther@suse.de>
21347 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
21349 (gimplify_arg): Likewise.
21350 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
21351 re-writing the result to a decl if required.
21352 (internal_get_tmp_var): Add allow_ssa parameter
21353 and override into_ssa with it.
21354 (get_formal_tmp_var): Adjust.
21355 (get_initialized_tmp_var): Add allow_ssa parameter.
21356 (gimplify_arg): Add allow_ssa parameter and avoid generating
21357 SSA names for the result false.
21358 (gimplify_call_expr): If the call may return twice do not
21359 gimplify parameters into SSA.
21360 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
21361 (gimplify_modify_expr): Adjust assert. For noreturn calls
21362 with a SSA name LHS adjust its def.
21363 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
21364 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
21365 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
21366 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
21367 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
21368 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
21369 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
21370 (optimize_target_teams): Do not allow SSA names for clause operands.
21371 (gimplify_expr): Likewise for where we mark the result addressable.
21372 * passes.def (pass_init_datastructures): Remove.
21373 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
21374 (rewrite_stmt): Likewise.
21375 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
21376 (replace_locals_op): Replace SSA names.
21377 (copy_gimple_seq_and_replace_locals): Init src_cfun.
21378 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
21379 * cgraph.c (release_function_body): Free CFG annotations only
21380 when we have a CFG. Simplify.
21381 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
21382 force_gimple_operand instead of get_initialized_tmp_var.
21383 * tree-pass.h (make_pass_init_datastructures): Remove.
21384 * tree-ssa.c (execute_init_datastructures): Remove.
21385 (pass_data_init_datastructures): Likewise.
21386 (class pass_init_datastructures): Likewise.
21387 (make_pass_init_datastructures): Likewise.
21388 * omp-low.c (create_omp_child_function): Init SSA data structures.
21389 (grid_expand_target_grid_body): Likewise.
21390 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
21391 name before adding it to names_to_release.
21392 (remove_bb): Always release SSA defs.
21393 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
21394 before dereferencing it.
21395 * cgraphunit.c (init_lowered_empty_function): Always
21396 int SSA data structures.
21397 * tree-ssanames.c (release_defs): Remove assert that we are in
21399 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
21401 2016-05-03 Jakub Jelinek <jakub@redhat.com>
21402 Uros Bizjak <ubizjak@gmail.com>
21404 PR rtl-optimization/70467
21405 * config/i386/predicates.md (x86_64_hilo_int_operand,
21406 x86_64_hilo_general_operand): New predicates.
21407 * config/i386/constraints.md (Wd): New constraint.
21408 * config/i386/i386.md (mode attr di): Use Wd instead of e.
21409 (general_hilo_operand): New mode attr.
21410 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
21411 instead of <general_operand>.
21412 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
21413 x86_64_hilo_general_operand instead of <general_operand>.
21415 2016-05-03 Jakub Jelinek <jakub@redhat.com>
21417 PR tree-optimization/70916
21418 * tree-if-conv.c (constant_or_ssa_name): Removed.
21419 (fold_build_cond_expr): Use is_gimple_val instead of
21420 constant_or_ssa_name.
21422 PR tree-optimization/70916
21423 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
21424 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
21427 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
21428 (optimize_atomic_bit_test_and): New function.
21429 (pass_fold_builtins::execute): Use it.
21430 * optabs.def (atomic_bit_test_and_set_optab,
21431 atomic_bit_test_and_complement_optab,
21432 atomic_bit_test_and_reset_optab): New optabs.
21433 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
21434 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
21435 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
21436 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
21437 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
21438 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
21439 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
21440 * doc/md.texi (atomic_bit_test_and_set@var{mode},
21441 atomic_bit_test_and_complement@var{mode},
21442 atomic_bit_test_and_reset@var{mode}): Document.
21443 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
21444 atomic_bit_test_and_complement<mode>,
21445 atomic_bit_test_and_reset<mode>): New expanders.
21446 (atomic_bit_test_and_set<mode>_1,
21447 atomic_bit_test_and_complement<mode>_1,
21448 atomic_bit_test_and_reset<mode>_1): New insns.
21450 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
21452 PR rtl-optimization/70687
21453 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
21454 instead of unsigned HOST_WIDE_INT.
21456 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
21458 PR rtl-optimization/44281
21459 * hard-reg-set.h (struct target_hard_regs): New field
21460 x_fixed_nonglobal_reg_set.
21461 (fixed_nonglobal_reg_set): New macro.
21462 * reginfo.c (init_reg_sets_1): Initialize it.
21463 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
21465 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
21467 2016-05-03 Bin Cheng <bin.cheng@arm.com>
21469 PR tree-optimization/56541
21470 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
21471 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
21472 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
21473 (any_complicated_phi): new static variable.
21474 (aggressive_if_conv): delete.
21475 (if_convertible_phi_p): support phis with more than two arguments.
21476 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
21477 critical pred edges.
21478 (ifcvt_split_critical_edges): support phis with more than two
21479 arguments by checking new parameter. only split critical edges
21481 (tree_if_conversion): handle simd pragma marked loop using new
21482 local variable aggressive_if_conv. check any_complicated_phi.
21484 2016-05-03 Bin Cheng <bin.cheng@arm.com>
21486 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
21489 2016-05-03 Bin Cheng <bin.cheng@arm.com>
21491 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
21494 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
21496 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
21497 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
21498 define_insn_and_split.
21499 (mulsi3_i): New define_insn_and_split.
21500 (mulsi3_call): Convert to define_insn.
21501 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
21502 Remove constraints.
21504 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21506 * machmode.h (mode_complex): Add support to give the complex mode
21508 (GET_MODE_COMPLEX_MODE): Likewise.
21509 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
21510 stored by build_complex_type and gfc_build_complex_type instead of
21511 trying to figure out the appropriate mode based on the size. Raise
21512 an assertion error, if the type was not set.
21513 * genmodes.c (struct mode_data): Add field for the complex type of
21515 (blank_mode): Likewise.
21516 (make_complex_modes): Remember the complex mode created in the
21518 (emit_mode_complex): Write out the mode_complex array to map a
21519 type mode to the complex version.
21520 (emit_insn_modes_c): Likewise.
21521 * tree.c (build_complex_type): Set the complex type to use before
21522 calling layout_type.
21523 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
21524 support for __float128 complex datatypes.
21525 (rs6000_hard_regno_mode_ok): Likewise.
21526 (rs6000_setup_reg_addr_masks): Likewise.
21527 (rs6000_complex_function_value): Likewise.
21528 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
21529 __float128 and __ibm128 complex.
21530 (FLOAT128_IBM_P): Likewise.
21531 (ALTIVEC_ARG_MAX_RETURN): Likewise.
21532 * doc/extend.texi (Additional Floating Types): Document that
21533 -mfloat128 must be used to enable __float128. Document complex
21534 __float128 and __ibm128 support.
21536 2016-05-02 Jakub Jelinek <jakub@redhat.com>
21539 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
21540 char/short arguments promoted to int because of promote_prototypes.
21542 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
21544 * config/i386/predicates.md (register_ssemem_operand): New predicate.
21545 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
21546 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
21547 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
21548 alternatives using "enabled" attribute. Use register_ssemem_operand
21549 as operand 1 predicate.
21550 (*cmpi<unord>xf_i387): Split XFmode pattern from
21551 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
21552 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
21553 *absneg<mode>2_i387. Disable unsupported alternatives using
21554 "enabled" attribute.
21555 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
21557 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
21559 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
21561 (oacc_loop_process): Check mask for loop termination.
21563 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
21565 * cif-code.def (CIF_THUNK): Add.
21566 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
21569 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
21571 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
21572 (dump_inline_summary): Dump it.
21573 (fp_expression_p): New predicate.
21574 (estimate_function_body_sizes): Use it.
21575 (inline_merge_summary): Merge fp_expressions.
21576 (inline_read_section): Read fp_expressions.
21577 (inline_write_summary): Write fp_expressions.
21578 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
21579 codegen boundary if either caller or callee is !fp_expressions.
21580 * ipa-inline.h (inline_summary): Add fp_expressions.
21581 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
21582 to fp_expressions be sure the fp generation flags are updated.
21584 2016-05-02 Jakub Jelinek <jakub@redhat.com>
21586 PR rtl-optimization/70467
21587 * cse.c (cse_insn): Handle no-op MEM moves after folding.
21589 PR rtl-optimization/70467
21590 * ipa-pure-const.c (check_call): Handle internal calls even in
21591 ipa mode like in local mode.
21593 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
21595 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
21597 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
21599 * match.pd (X u< X, X u> X): New transformations.
21601 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
21603 * flag-types.h (enum warn_strict_overflow_code): Move ...
21604 * coretypes.h: ... here.
21605 * fold-const.h (fold_overflow_warning): Declare.
21606 * fold-const.c (fold_overflow_warning): Make non-static.
21607 (fold_comparison): Move the transformation of X +- C1 CMP C2
21608 into X CMP C2 -+ C1 ...
21609 * match.pd: ... here.
21610 * gimple-fold.c (fold_stmt_1): Protect with
21611 fold_defer_overflow_warnings.
21613 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
21615 * omp-low.c (struct oacc_loop): Add 'inner' field.
21616 (new_oacc_loop_raw): Initialize it to zero.
21617 (oacc_loop_fixed_partitions): Initialize it.
21618 (oacc_loop_auto_partitions): Partition outermost loop to outermost
21619 available partitioning.
21621 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
21623 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
21625 (umulsidi3): Likewise.
21626 (indirect_jump): Fix jump instruction assembly patterns.
21628 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
21631 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
21632 (nvptx_function_value): Assert non-NULL cfun.
21634 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
21636 PR rtl-optimization/70886
21637 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
21639 * cselib.h (rtx_equal_for_cselib_1): Declare.
21640 (rtx_equal_for_cselib_p: New inline function.
21641 * cselib.c (rtx_equal_for_cselib_p): Delete.
21642 (rtx_equal_for_cselib_1): Make public.
21644 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
21646 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
21647 (register_mixssei387nonimm_operand): Remove predicate.
21648 * config/i386/i386.md (*fop_<mode>_comm): Merge from
21649 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
21650 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
21651 for TARGET_MIX_SSE_I387 alternatives.
21652 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
21653 Disable unsupported alternatives using "enabled" attribute. Use
21654 nonimm_ssenomem_operand as operand 1 predicate. Also check
21655 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
21657 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21659 * tree.c (cst_and_fits_in_hwi): Simplify.
21661 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21663 * tree.h (wi::to_wide): New function.
21664 * expr.c (expand_expr_real_1): Use wi::to_wide.
21665 * fold-const.c (int_const_binop_1): Likewise.
21666 (extract_muldiv_1): Likewise.
21668 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21670 * wide-int.h: Update offset_int and widest_int documentation.
21671 (WI_SIGNED_SHIFT_RESULT): New macro.
21672 (wi::binary_shift): Define signed_shift_result_type for
21673 shifts on offset_int- and widest_int-like types.
21674 (generic_wide_int): Support <<= and >>= if << and >> are supported.
21675 * tree.h (int_bit_position): Use shift operators instead of wi::
21677 * alias.c (adjust_offset_for_component_ref): Likewise.
21678 * expr.c (get_inner_reference): Likewise.
21679 * fold-const.c (fold_comparison): Likewise.
21680 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
21681 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
21682 * tree-dfa.c (get_ref_base_and_extent): Likewise.
21683 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
21684 (stmt_kills_ref_p): Likewise.
21685 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
21686 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
21687 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21688 (ao_ref_init_from_vn_reference): Likewise.
21690 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21692 * wide-int.h: Update offset_int and widest_int documentation.
21693 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
21694 (wi::binary_traits): Allow ordered comparisons between offset_int and
21695 offset_int, between widest_int and widest_int, and between either
21696 of these types and basic C types.
21697 (operator <, <=, >, >=): Define for the same combinations.
21698 * tree.h (tree_int_cst_lt): Use comparison operators instead
21699 of wi:: comparisons.
21700 (tree_int_cst_le): Likewise.
21701 * gimple-fold.c (fold_array_ctor_reference): Likewise.
21702 (fold_nonarray_ctor_reference): Likewise.
21703 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
21704 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
21705 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
21706 * tree-sra.c (completely_scalarize): Likewise.
21707 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
21708 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
21709 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
21710 (check_for_binary_op_overflow): Likewise.
21711 (search_for_addr_array): Likewise.
21712 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
21714 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
21716 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
21717 (arc_save_restore): Likewise.
21718 (arc_dwarf_register_span): Likewise.
21719 (arc_output_pic_addr_const): Initialize suffix variable.
21721 2016-05-02 Martin Liska <mliska@suse.cz>
21723 * symbol-summary.h (function_summary::function_summary):
21724 Remove checking assert for all cgraph nodes.
21725 (function_summary::get): Check summary_uid.
21726 (symtab_insertion): Check summary_uid.
21728 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
21730 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
21731 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
21732 bmaskn instruction.
21733 (arc_dwarf_register_span): Remove enum keyword.
21734 (compact_memory_operand_p): New function.
21735 * config/arc/arc.h (reg_class): Add code density register classes.
21736 (REG_CLASS_NAMES): Likewise.
21737 (REG_CLASS_CONTENTS): Likewise.
21738 * config/arc/arc.md (*movqi_insn): Add code density instructions.
21739 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
21740 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
21741 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
21742 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
21744 (h, Rcd, Rsd, Rzd): New register constraints.
21745 (T): Use compact_memory_operand_p function.
21746 * config/arc/predicates.md (compact_load_memory_operand): Remove.
21748 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
21750 * config/sh/sh.md (*negnegt, *movtt): Remove.
21752 2016-05-02 Marek Polacek <polacek@redhat.com>
21753 Tom de Vries <tom@codesourcery.com>
21755 PR tree-optimization/70700
21756 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
21757 bigger than FIRST_REF_NODE.
21759 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
21762 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
21764 (prepare_cbranch_operands): Don't use scratch register. Assume that
21765 function is used when pseudos can be created.
21766 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
21767 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
21768 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
21769 define_expand. Allow it only when pseudos can be created.
21770 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
21772 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
21774 * config/i386/constraints.md (BC): Only allow -1 operands.
21775 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
21776 Add "enabled" attribute. Update XI mode attribute calculation.
21777 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
21778 (*movoi_internal_avx): Update XI mode attribute calculation.
21779 (*movti_internal): Ditto.
21781 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
21783 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
21784 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
21786 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
21788 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
21789 statement on instruction code. Remove trailing spaces.
21790 (altivec_expand_stv_builtin): Likewise.
21792 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
21794 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
21795 (TARGET_FPU_DOUBLE): Simplify.
21796 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
21797 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
21798 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
21799 with 'TARGET_FPU_DOUBLE'.
21800 * config/sh/sh.md: Likewise.
21802 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
21804 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
21805 SH_DIV_STR_FOR_SIZE): Remove.
21806 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
21807 SH_DIV_STR_FOR_SIZE): Remove.
21809 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
21811 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
21812 logical_reg_operand): Delete.
21813 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
21814 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
21815 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
21816 match_operand and match_test.
21817 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
21818 variables on their first use. Return bool values.
21819 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
21820 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
21821 arith_reg_operand for input operand. Remove empty constraints.
21823 (*xorsi3_compact): Rename to xorsi3.
21824 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
21825 (*zero_extend<mode>si2_disp_mem): Update comment.
21828 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
21830 * config/sh/t-sh: Remove SH5 support.
21831 * config.gcc: Likewise.
21832 * configure: Likewise.
21834 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21836 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
21838 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
21840 * config/sh/sh.c (register_sh_passes, sh_option_override,
21841 sh_print_operand, prepare_move_operands,
21842 sh_can_follow_jump): Remove TARGET_SH1 checks.
21843 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
21844 PROMOTE_MODE): Likewise.
21845 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
21848 2016-04-30 Alan Modra <amodra@gmail.com>
21850 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
21851 restoring when fixed_reg_p, but allow out-of-line or stmw save.
21852 Check for user regs later to avoid unnecessary looping over regs.
21853 Merge user reg check with non-saved reg check. Don't force
21854 inline VR restore when static chain used.
21855 (rs6000_frame_related): Omit eh_frame info for user regs when
21857 (fixed_regs_p): Delete.
21859 2016-04-30 Alan Modra <amodra@gmail.com>
21861 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
21862 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
21865 2016-04-30 Alan Modra <amodra@gmail.com>
21868 * config/rs6000/rs6000.c (fixed_reg_p): New function.
21869 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
21872 2016-04-30 Alan Modra <amodra@gmail.com>
21874 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
21875 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
21876 flag_pic test for Darwin.
21878 2016-04-30 Alan Modra <amodra@gmail.com>
21880 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
21881 throw_calls_crossed.
21882 (REG_FREQ_CALLS_CROSSED): Delete.
21883 (REG_N_THROWING_CALLS_CROSSED): Delete.
21884 * regstat.c (regstat_bb_compute_ri): Don't calculate
21885 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
21886 (dump_reg_info): Don't print call cross frequency.
21887 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
21888 and REG_N_THROWING_CALLS_CROSSED.
21890 2016-04-30 Alan Modra <amodra@gmail.com>
21892 * regs.h (struct reg_info_t): Delete live_length.
21893 (REG_LIVE_LENGTH): Delete macro.
21894 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
21895 local_live, local_processed and local_live_last_luid params.
21896 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
21898 (regstat_compute_ri): Adjust for above. Don't set
21900 (dump_reg_info): Don't print live length.
21901 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
21902 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
21903 Localize loop_depth var.
21905 2016-04-30 Alan Modra <amodra@gmail.com>
21907 * ira.c (enum valid_equiv): New.
21908 (validate_equiv_mem): Return enum.
21909 (update_equiv_mem): Create replacement in more cases.
21910 (add_store_equivs): Update validate_equiv_mem call.
21912 2016-04-30 Alan Modra <amodra@gmail.com>
21914 * ira.c (combine_and_move_insns): Rather than scanning insns,
21915 use DF infrastucture to find use and def insns.
21917 2016-04-30 Alan Modra <amodra@gmail.com>
21919 ira.c (combine_and_move_insns): Move invariant conditions..
21920 (ira.c): ..to here. Call combine_and_move_insns before
21921 add_store_equivs. Call grow_reg_equivs later. Allocate
21922 req_equiv later using max_reg_num() rather than global max_regno.
21923 (contains_replace_regs): Delete.
21924 (add_store_equivs): Remove contains_replace_regs test.
21926 2016-04-30 Alan Modra <amodra@gmail.com>
21928 * ira.c (struct equiv_mem_data): New.
21929 (equiv_mem, equiv_mem_modified): Delete static vars.
21930 (validate_equiv_mem_from_store): Use "data" param to communicate..
21931 (validate_equiv_mem): ..from here.
21933 2016-04-30 Alan Modra <amodra@gmail.com>
21935 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
21937 (update_reg_equivs): ..here. Move allocation and freeing of
21938 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
21939 end_alias_analysis to..
21942 2016-04-30 Alan Modra <amodra@gmail.com>
21944 * ira.c (pdx_subregs): Delete.
21945 (struct equivalence): Add pdx_subregs field.
21946 (set_paradoxical_subreg): Remove pdx_subregs param. Update
21947 pdx_subregs access.
21948 (update_equiv_regs): Don't create or free pdx_subregs. Update
21949 pdx_subregs access.
21951 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21953 * config/rs6000/altivec.h: Change definitions of vec_xl and
21955 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
21956 (LD_ELEMREV_V2DI): New.
21957 (LD_ELEMREV_V4SF): New.
21958 (LD_ELEMREV_V4SI): New.
21959 (LD_ELEMREV_V8HI): New.
21960 (LD_ELEMREV_V16QI): New.
21961 (ST_ELEMREV_V2DF): New.
21962 (ST_ELEMREV_V2DI): New.
21963 (ST_ELEMREV_V4SF): New.
21964 (ST_ELEMREV_V4SI): New.
21965 (ST_ELEMREV_V8HI): New.
21966 (ST_ELEMREV_V16QI): New.
21969 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21970 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
21971 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
21972 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
21973 (altivec_expand_builtin): Add handling for
21974 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
21975 (rs6000_invalid_builtin): Add error-checking for
21976 RS6000_BTM_P9_VECTOR.
21977 (altivec_init_builtins): Define builtins used to implement vec_xl
21979 (rs6000_builtin_mask_names): Define power9-vector.
21980 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
21981 (RS6000_BTM_P9_VECTOR): Define.
21982 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
21983 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
21984 (vsx_ld_elemrev_v2df): Likewise.
21985 (vsx_ld_elemrev_v4sf): Likewise.
21986 (vsx_ld_elemrev_v4si): Likewise.
21987 (vsx_ld_elemrev_v8hi): Likewise.
21988 (vsx_ld_elemrev_v16qi): Likewise.
21989 (vsx_st_elemrev_v2df): Likewise.
21990 (vsx_st_elemrev_v2di): Likewise.
21991 (vsx_st_elemrev_v4sf): Likewise.
21992 (vsx_st_elemrev_v4si): Likewise.
21993 (vsx_st_elemrev_v8hi): Likewise.
21994 (vsx_st_elemrev_v16qi): Likewise.
21995 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
21998 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
22000 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
22002 (simplify_control_stmt_condition_1): ... here. Recurse into
22003 BIT_AND_EXPRs and BIT_IOR_EXPRs.
22005 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
22008 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
22009 (zero_extendqi<mode>2_dot): Revert earlier conversion from
22010 define_insn_and_split to define_insn.
22011 (zero_extendqi<mode>2_dot2): Same.
22012 (extendqi<mode>2_dot): Same.
22013 (extendqi<mode>2_dot2): Same.
22015 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
22017 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
22018 (probe_stack): New expander.
22019 (probe_stack_<mode>): New insn pattern.
22021 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
22023 * config/i386/i386.md
22024 (operations with memory inputs setting flags peephole2):
22025 Remove uneeded REG_P checks. Cleanup pattern generation.
22027 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
22029 * tree-vect-loop.c (vect_transform_loop): Fix
22030 nb_iterations_upper_bound computation for vectorized loop.
22032 2016-04-29 Marek Polacek <polacek@redhat.com>
22033 Jakub Jelinek <jakub@redhat.com>
22036 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
22037 TARGET_EXPR_SLOT as a base.
22039 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
22041 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
22042 with 'rCm2' constraints to limit possible immediate size.
22043 (*load_zeroextendqisi_update): Likewise.
22044 (*load_signextendqisi_update): Likewise.
22045 (*loadhi_update): Likewise.
22046 (*load_zeroextendhisi_update): Likewise.
22047 (*load_signextendhisi_update): Likewise.
22048 (*loadsi_update): Likewise.
22049 (*loadsf_update): Likewise.
22051 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
22053 * config/i386/predicates.md (constm1_operand): Fix comparison.
22055 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
22057 * testsuite/gcc.target/arc/ieee_eq.c: New test.
22059 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
22061 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
22062 remaining SH5 related settings.
22063 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
22064 shmedia_prepare_call_address): Delete.
22065 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
22066 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
22067 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
22068 UNSUPPORTED_SH2A): Remove m5 checks.
22069 (sh_divide_strategy_e): Remove SH5 division strategies.
22070 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
22071 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
22073 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22075 * config/s390/s390.c (s390_rtx_costs): Update documentation.
22077 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22079 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
22080 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
22081 Change lder to ldr.
22082 * config/s390/vector.md ("mov<mode>"): Likewise.
22084 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
22086 * config/s390/constraints.md ("U", "W"): Invoke
22087 s390_mem_constraint with "ZR" and "ZT".
22088 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
22089 addresses when using LRA. Accept also short displacements for S
22090 and T constraints. Do not check for long displacement target for
22091 S and T constraints.
22092 (s390_mem_constraint): Remove handling of U and W constraints.
22093 * config/s390/s390.md (various patterns): Remove the short
22094 displacement constraints (Q and R) if a long displacement
22095 constraint is present. Add longdisp as required CPU capability.
22096 * config/s390/vector.md: Likewise.
22097 * config/s390/vx-builtins.md: Likewise.
22099 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22102 * reload1.c (reload): Call finish_spills before
22103 restarting reload loop. Skip select_reload_regs
22104 if update_eliminables_and_spill returns true.
22106 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
22108 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
22109 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
22110 (umulhisi3_imm): Update predicates and constraint letters.
22111 (umulhisi3_reg): Declare instruction as commutative.
22112 * config/arc/constraints.md (J12, J16): New constraints.
22113 * config/arc/predicates.md (short_unsigned_const_operand): New
22115 (arc_short_operand): Likewise.
22116 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
22118 2016-04-29 Richard Biener <rguenther@suse.de>
22120 PR tree-optimization/13962
22121 PR tree-optimization/65686
22122 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
22123 * tree-ssa-alias.c (ptrs_compare_unequal): New function
22124 using PTA to compare pointers.
22125 * match.pd: Add pattern for pointer equality compare simplification
22126 using ptrs_compare_unequal.
22128 2016-04-29 Richard Biener <rguenther@suse.de>
22130 * stor-layout.c (layout_type): Do not build a pointer-to-element
22133 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
22135 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
22136 Use SWI mode iterator. Use general_reg_operand predicate.
22137 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
22138 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
22141 2016-04-29 Jakub Jelinek <jakub@redhat.com>
22143 PR middle-end/70843
22144 * fold-const.c (operand_equal_p): Don't verify hash value equality
22146 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
22149 2016-04-28 Jakub Jelinek <jakub@redhat.com>
22152 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
22153 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
22154 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
22155 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
22156 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
22158 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
22160 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
22161 to info. Don't initialize separate fields to 0. Clean up
22164 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
22166 * config/i386/i386.md (peephole2s for operations with memory inputs):
22167 Use SWI mode iterator.
22168 (peephole2s for operations with memory outputs): Ditto.
22169 Do not check for stack checking probe.
22171 (probe_stack): Remove expander.
22173 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
22174 Andrew Burgess <andrew.burgess@embecosm.com>
22176 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
22177 operands as 32-bits.
22179 2016-04-28 Jason Merrill <jason@redhat.com>
22181 * gdbinit.in: Skip line-map.h.
22183 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
22184 Andrew Burgess <andrew.burgess@embecosm.com>
22186 * config/arc/arc.c (arc_conditional_register_usage): Take
22187 TARGET_RRQ_CLASS into account.
22188 (arc_print_operand): Support printing 'p' and 's' operands.
22189 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
22191 (TARGET_RRQ_CLASS): Define.
22192 (IS_POWEROF2_OR_0_P): Define.
22193 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
22195 (*tst_movb): New define_insn.
22196 (*tst): Avoid recognition if it could prevent '*tst_movb'
22197 combination; replace c/CnL with c/Chs alternative.
22198 (*tst_bitfield_tst): New define_insn.
22199 (*tst_bitfield_asr): New define_insn.
22200 (*tst_bitfield): New define_insn.
22201 (andsi3_i): Add Rrq variant.
22202 (extzv): New define_expand.
22203 (insv): New define_expand.
22204 (*insv_i): New define_insn.
22205 (*movb): New define_insn.
22206 (*movb_signed): New define_insn.
22207 (*movb_high): New define_insn.
22208 (*movb_high_signed): New define_insn.
22209 (*movb_high_signed + 1): New define_split pattern.
22210 (*mrgb): New define_insn.
22211 (*mrgb + 1): New define_peephole2 pattern.
22212 (*mrgb + 2): New define_peephole2 pattern.
22213 * config/arc/arc.opt (mbitops): New option for nps400, uses
22214 TARGET_NPS_BITOPS_DEFAULT.
22215 * config/arc/constraints.md (q): Make register class conditional.
22216 (Rrq): New register constraint.
22217 (Chs): New constraint.
22218 (Clo): New constraint.
22219 (Chi): New constraint.
22220 (Cbf): New constraint.
22221 (Cbn): New constraint.
22222 (C18): New constraint.
22223 (Cbi): New constraint.
22225 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
22227 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
22229 (bitmap_intersection_of_preds): Ditto.
22230 (bitmap_union_of_succs): Ditto.
22231 (bitmap_union_of_preds): Ditto.
22232 * sbitmap.c (do_popcount): Delete.
22233 (BITMAP_DEBUGGING): Delete.
22234 (sbitmap_verify_popcount): Delete.
22235 (sbitmap_alloc): Don't initialize the popcount field.
22236 (sbitmap_alloc_with_popcount): Delete.
22237 (sbitmap_resize): Don't resize the popcount array.
22238 (sbitmap_vector_alloc): Don't initialize the popcount field.
22239 (bitmap_copy): Don't copy the popcount array.
22240 (bitmap_clear): Don't clear the popcount array.
22241 (bitmap_clear): Delete the popcount array handling.
22242 (bitmap_ior_and_compl): Delete the popcount assert.
22243 (bitmap_not): Ditto.
22244 (bitmap_and_compl): Ditto.
22245 (bitmap_and): Delete the popcount array handling.
22246 (bitmap_xor): Ditto.
22247 (bitmap_ior): Ditto.
22248 (bitmap_or_and): Delete the popcount assert.
22249 (bitmap_and_or): Ditto.
22250 (popcount_table): Delete.
22251 (sbitmap_elt_popcount): Delete.
22252 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
22253 (bitmap_set_bit): Delete the popcount assert.
22254 (bitmap_clear_bit): Ditto.
22255 (sbitmap_free): Don't free the popcount array.
22256 (sbitmap_alloc_with_popcount): Delete declaration.
22257 (sbitmap_popcount): Ditto.
22259 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
22260 Andrew Burgess <andrew.burgess@embecosm.com>
22262 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
22263 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
22264 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
22265 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
22266 * config/arc/arc.opt (mcmem): New option.
22267 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
22268 supply length for r/m alternative.
22269 (*extendqisi2_ac): Likewise.
22270 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
22272 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
22273 (movhi_insn): Likewise.
22274 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
22275 (*zero_extendqihi2_i): Add r/Ucm alternative.
22276 (*zero_extendqisi2_ac): Likewise.
22277 (*zero_extendhisi2_i): Likewise.
22278 * config/arc/constraints.md (Uex): New memory constraint.
22279 (Ucm): New define_constraint.
22280 * config/arc/predicates.md (long_immediate_loadstore_operand):
22281 Return 0 for MEM with cmem_address address.
22282 (cmem_address_0): New predicates.
22283 (cmem_address_1): Likewise.
22284 (cmem_address_2): Likewise.
22285 (cmem_address): Likewise.
22287 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
22289 * config/rs6000/rs6000.c (machine_function): Rename
22290 insn_chain_scanned_p to spe_insn_chain_scanned_p.
22291 (rs6000_stack_info): Adjust.
22293 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
22294 Andrew Burgess <andrew.burgess@embecosm.com>
22296 * config/arc/constraints.md (Usd): Convert to define_constraint.
22300 2016-04-28 Jakub Jelinek <jakub@redhat.com>
22303 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
22304 Add new peephole2 where the first insn is *mov<mode>_or instead of
22305 *mov<mode>_internal.
22307 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
22309 * tracer.c (bb_seen): Make static.
22311 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
22313 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
22314 support, setup defaults.
22315 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
22316 * config/arc/arc.c (arc_init): Add NPS400 support.
22317 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
22318 (TARGET_ARC700): NPS400 is also an ARC700.
22319 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
22321 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
22324 * config/nds32/nds32.md (casesi): Don't access the operands array
22327 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
22329 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
22330 (or $-1,reg peephole2): Ditto.
22331 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
22333 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
22335 * doc/extend.texi (Common Function Attributes) [optimize]:
22336 Discourage use of the optimize attribute.
22338 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
22340 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
22341 special case builtin.
22342 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
22343 ALTIVEC_BUILTIN_VEC_ADDE.
22344 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22345 support for ALTIVEC_BUILTIN_VEC_ADDE.
22346 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22347 for __builtin_vec_adde.
22349 2016-04-28 Jakub Jelinek <jakub@redhat.com>
22351 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
22352 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
22354 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22357 * doc/sourcebuild.texi (Effective-Target Keywords, Other
22358 attributes): Document cilkplus_runtime.
22360 2016-04-28 Martin Jambor <mjambor@suse.cz>
22362 * tree-cfg.c (verify_expr): Verify that local declarations belong to
22363 this function. Call verify_expr on MEM_REFs and bases of other
22364 handled_components.
22366 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22368 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
22369 for WORD_REGISTER_OPERATIONS to runtime check.
22371 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22373 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
22375 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22377 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
22378 big-endian compilation.
22379 * config/arc/arc.md (addf3): Likewise.
22380 (subdf3): Likewise.
22381 (muldf3): Likewise.
22383 2016-04-28 Richard Biener <rguenther@suse.de>
22385 PR tree-optimization/70840
22386 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
22387 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
22388 Mark x * pow(x,c) -> pow(x,c+1) commutative.
22389 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
22391 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22393 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
22394 and explain why in a comment.
22396 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22398 * config/arc/arc.md (cpu_facility): Add fpx variant.
22399 (subdf3): Prohibit use reverse sub when assist operations option
22401 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
22402 instructions only when FPX is enabled.
22403 * testsuite/gcc.target/arc/trsub.c: New test.
22405 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
22407 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
22408 mult_operator when calculating "type" attribute.
22409 (*fop_<mode>_1_i387): Ditto.
22410 (*fop_xf_1_i387): Ditto.
22411 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
22412 Use std::swap to swap operands. Use RTL expressions to generate
22415 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22416 Joern Rennecke <joern.rennecke@embecosm.com>
22418 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
22420 (emit_pic_move): Remove.
22421 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
22422 * config/arc/arc.c (emit_pic_move): Removed.
22423 (TARGET_HAVE_TLS): Define.
22424 (arc_conditional_register_usage): Test for arc_tp_regno.
22425 (arc_print_operand, arc_print_operand_address): Handle TLS
22427 (arc_needs_pcl_p): New function.
22428 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
22429 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
22430 (arc_raw_symbolic_reference_mentioned_p): Likewise.
22431 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
22432 (arc_legitimize_tls_address): Likewise.
22433 (DTPOFF_ZERO_SYM): Define.
22434 (arc_legitimize_pic_address): Make it static, handle TLS cases.
22435 (arc_output_pic_addr_const): Print TLS unspecs.
22436 (prepare_pic_move): New function, replaces emit_pic_move.
22437 (arc_legitimate_constant_p): Handle TLS unspecs.
22438 (arc_legitimate_address_p): Likewise.
22439 (arc_rewrite_small_data_p): Use assert for TLS constants.
22440 (prepare_move_operands): Use prepare_pic_move.
22441 (arc_legitimize_address): Legitimize tls addresses.
22442 (arc_epilogue_uses): Check for arc_tp_regno.
22443 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
22444 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
22446 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
22448 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
22449 %(arc_tls_extra_start_spec).
22450 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
22451 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
22453 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
22454 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
22455 (UNSPEC_TLS_OFF): Add.
22457 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
22458 (get_thread_pointersi): New patterns.
22459 * config/arc/arc.opt (mtp-regno): New option.
22460 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
22461 (move_dest_operand): Likewise.
22462 * configure: Regenerate.
22463 * configure.ac: Add arc*-*-* case to test for tls.
22464 * doc/invoke.texi (ARC options): Document mtp-regno.
22466 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22468 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
22469 the new ARC HS SIMD instructions.
22470 (arc_preferred_simd_mode): New function.
22471 (arc_autovectorize_vector_sizes): Likewise.
22472 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
22473 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
22474 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
22475 (arc_init_builtins): Add new SIMD builtin types.
22476 (arc_split_move): Handle 64 bit vector moves.
22477 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
22478 (TARGET_PLUS_QMACW): Define.
22479 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
22480 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
22481 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
22482 (VSUBADD4H): New builtins.
22483 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
22484 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
22486 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
22487 Matthias Klose <doko@debian.org>
22489 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
22491 2016-04-28 Richard Biener <rguenther@suse.de>
22493 PR middle-end/70777
22494 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
22497 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
22499 * common/config/sh/sh-common.c: Remove SH5 support.
22500 * config/sh/constraints.md: Likewise.
22501 * config/sh/config/sh/elf.h: Likewise.
22502 * config/sh/linux.h: Likewise.
22503 * config/sh/netbsd-elf.h: Likewise.
22504 * config/sh/predicates.md: Likewise.
22505 * config/sh/sh-c.c: Likewise.
22506 * config/sh/sh-protos.h: Likewise.
22507 * config/sh/sh.c: Likewise.
22508 * config/sh/sh.h: Likewise.
22509 * config/sh/sh.md: Likewise.
22510 * config/sh/sh.opt: Likewise.
22511 * config/sh/sync.md: Likewise.
22512 * config/sh/sh64.h: Delete.
22513 * config/sh/shmedia.h: Likewise.
22514 * config/sh/shmedia.md: Likewise.
22515 * config/sh/sshmedia.h: Likewise.
22516 * config/sh/t-netbsd-sh5-64: Likewise.
22517 * config/sh/t-sh64: Likewise.
22518 * config/sh/ushmedia.h: Likewise.
22520 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
22522 * config/i386/i386.md (sign_extend to memory peephole2s): Use
22523 general_reg_operand instead of register_operand predicate.
22525 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22527 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
22529 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
22531 * match.pd (A - B > A, A + B < A): New transformations.
22533 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
22535 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
22536 which defaults to true. Emit an outer pair of parentheses only if
22537 EMIT_PARENS. When continuing a chain of && or || (or & or |),
22538 don't emit parentheses for the right-hand operand.
22540 2016-04-27 Jeff Law <law@redhat.com>
22542 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
22544 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22546 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
22547 (altivec_lvx_<mode>_internal): Document.
22548 (altivec_lvx_<mode>_2op): New define_insn.
22549 (altivec_lvx_<mode>_1op): Likewise.
22550 (altivec_lvx_<mode>_2op_si): Likewise.
22551 (altivec_lvx_<mode>_1op_si): Likewise.
22552 (altivec_stvx_<mode>): Remove.
22553 (altivec_stvx_<mode>_internal): Document.
22554 (altivec_stvx_<mode>_2op): New define_insn.
22555 (altivec_stvx_<mode>_1op): Likewise.
22556 (altivec_stvx_<mode>_2op_si): Likewise.
22557 (altivec_stvx_<mode>_1op_si): Likewise.
22558 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22559 Expand vec_ld and vec_st during parsing.
22560 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
22562 (altivec_expand_stvx_be): Likewise.
22563 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
22564 address-masking behavior in RTL.
22565 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
22566 address-masking behavior in RTL.
22567 (altivec_expand_builtin): Change builtin code arguments for calls
22568 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
22569 (insn_is_swappable_p): Avoid incorrect swap optimization in the
22570 presence of lvx/stvx patterns.
22571 (alignment_with_canonical_addr): New function.
22572 (alignment_mask): Likewise.
22573 (find_alignment_op): Likewise.
22574 (recombine_lvx_pattern): Likewise.
22575 (recombine_stvx_pattern): Likewise.
22576 (recombine_lvx_stvx_patterns): Likewise.
22577 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
22578 stvx patterns from expand.
22579 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
22581 (vector_altivec_store_<mode>): Likewise.
22583 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
22585 * config/aarch64/aarch64.md
22586 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
22587 remove the "fp" attributes.
22588 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
22589 add the "simd" attributes.
22590 (*movdf_aarch64): Likewise.
22591 (*movtf_aarch64): Remove the "fp" attributes.
22592 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
22593 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
22595 2016-04-27 David Malcolm <dmalcolm@redhat.com>
22597 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
22598 rtx to rtx_code_label *.
22599 * rtl.h (maybe_set_first_label_num): Likewise.
22601 2016-04-27 David Malcolm <dmalcolm@redhat.com>
22603 * df-core.c (df_add_problem): Make the problem param be const.
22604 (df_remove_problem): Make local "problem" be const.
22605 * df-problems.c (problem_RD): Make const.
22606 (problem_LR): Likewise.
22607 (problem_LIVE): Likewise.
22608 (problem_MIR): Likewise.
22609 (problem_CHAIN): Likewise.
22610 (problem_WORD_LR): Likewise.
22611 (problem_NOTE): Likewise.
22612 (problem_MD): Likewise.
22613 * df-scan.c (problem_SCAN): Likewise.
22614 * df.h (struct df_problem): Make field "dependent_problem" be
22616 (struct dataflow): Likewise for field "problem".
22617 (df_add_problem): Make param const.
22619 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
22621 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
22622 inter-unit moves to/from vector registers are enabled. Do not disable
22625 2016-04-27 David Malcolm <dmalcolm@redhat.com>
22627 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
22628 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
22630 (enum df_problem_id): ...this new enum.
22631 (struct df_problem): Convert field "id" from "int" to
22632 enum df_problem_id.
22634 2016-04-27 David Malcolm <dmalcolm@redhat.com>
22636 * rtl.def: Update comment for "things in the instruction chain" to
22637 reflect the removal of the leading "i" field for INSN_UID in
22638 r210360. Fix bogus apostrophe.
22640 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
22642 * config/i386/i386.md
22643 (lea arith with mem operand + setcc peephole2): Set operator mode.
22645 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
22648 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
22649 (dimode_scalar_to_vector_candidate_p): This.
22650 (timode_scalar_to_vector_candidate_p): New function.
22651 (scalar_to_vector_candidate_p): Likewise.
22652 (timode_check_non_convertible_regs): Likewise.
22653 (timode_remove_non_convertible_regs): Likewise.
22654 (remove_non_convertible_regs): Likewise.
22655 (remove_non_convertible_regs): Renamed to ...
22656 (dimode_remove_non_convertible_regs): This.
22657 (scalar_chain::~scalar_chain): Make it virtual.
22658 (scalar_chain::compute_convert_gain): Make it pure virtual.
22659 (scalar_chain::mark_dual_mode_def): Likewise.
22660 (scalar_chain::convert_insn): Likewise.
22661 (scalar_chain::convert_registers): Likewise.
22662 (scalar_chain::add_to_queue): Make it protected.
22663 (scalar_chain::emit_conversion_insns): Likewise.
22664 (scalar_chain::replace_with_subreg): Likewise.
22665 (scalar_chain::replace_with_subreg_in_insn): Likewise.
22666 (scalar_chain::convert_op): Likewise.
22667 (scalar_chain::convert_reg): Likewise.
22668 (scalar_chain::make_vector_copies): Likewise.
22669 (scalar_chain::convert_registers): New pure virtual function.
22670 (class dimode_scalar_chain): New class.
22671 (class timode_scalar_chain): Likewise.
22672 (scalar_chain::mark_dual_mode_def): Renamed to ...
22673 (dimode_scalar_chain::mark_dual_mode_def): This.
22674 (timode_scalar_chain::mark_dual_mode_def): New function.
22675 (timode_scalar_chain::convert_insn): Likewise.
22676 (dimode_scalar_chain::convert_registers): Likewise.
22677 (scalar_chain::compute_convert_gain): Renamed to ...
22678 (dimode_scalar_chain::compute_convert_gain): This.
22679 (scalar_chain::replace_with_subreg): Renamed to ...
22680 (dimode_scalar_chain::replace_with_subreg): This.
22681 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
22682 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
22683 (scalar_chain::make_vector_copies): Renamed to ...
22684 (dimode_scalar_chain::make_vector_copies): This.
22685 (scalar_chain::convert_reg): Renamed to ...
22686 (dimode_scalar_chain::convert_reg ): This.
22687 (scalar_chain::convert_op): Renamed to ...
22688 (dimode_scalar_chain::convert_op): This.
22689 (scalar_chain::convert_insn): Renamed to ...
22690 (dimode_scalar_chain::convert_insn): This.
22691 (scalar_chain::convert): Call convert_registers.
22692 (convert_scalars_to_vector): Change to scalar_chain pointer to
22693 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
22694 in 32-bit mode. Delete scalar_chain pointer. Call
22695 free_dominance_info in 64-bit mode.
22696 (pass_stv::gate): Remove TARGET_64BIT check.
22697 (ix86_option_override): Put the 64-bit STV pass before the CSE
22700 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
22702 * dwarf2out.h (struct dw_loc_descr_node): Remove the
22703 dw_loc_frame_offset field.
22704 * dwarf2out.c (new_loc_descr): Likewise.
22705 (resolve_args_picking_1): Turn the VISITED hash set into a
22706 FRAME_OFFSET hash map. Use it to associate a frame offset to
22707 visited nodes. Remove uses of the CHECKING_P macro.
22708 (resolve_args_picking): Update call to resolve_args_picking_1.
22710 2016-04-27 Martin Liska <mliska@suse.cz>
22712 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
22713 (free_loop_data): Release vuses of groups.
22715 2016-04-27 Bin Cheng <bin.cheng@arm.com>
22717 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
22718 instead of redundant use_id and boolean have_use_for.
22719 (struct iv_use): Change sub_id into group_id. Remove field next.
22720 Move fields: related_cands, n_map_members, cost_map and selected
22722 (struct iv_group): ... here. New structure.
22723 (struct iv_common_cand): Use structure declaration directly.
22724 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
22725 (MAX_CONSIDERED_USES): Rename macro to ...
22726 (MAX_CONSIDERED_GROUPS): ... here.
22727 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
22728 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
22729 (dump_uses): Rename to ...
22730 (dump_groups): ... here. Update all uses.
22731 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
22732 (find_induction_variables): Refactor format of dump information.
22733 (record_sub_use): Delete.
22734 (record_use): Update all uses.
22735 (record_group): New function.
22736 (record_group_use, find_interesting_uses_op): Call above functions.
22738 (find_interesting_uses_cond): Ditto.
22739 (group_compare_offset): New function.
22740 (split_all_small_groups): Rename to ...
22741 (split_small_address_groups_p): ... here. Update all uses.
22742 (split_address_groups): Update all uses.
22743 (find_interesting_uses): Refactor format of dump information.
22744 (add_candidate_1): Update all uses. Remove redundant check on iv,
22746 (add_candidate, record_common_cand): Remove redundant assert.
22747 (add_iv_candidate_for_biv): Update use.
22748 (add_iv_candidate_derived_from_uses): Update all uses.
22749 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
22750 (alloc_use_cost_map): Ditto.
22751 (set_use_iv_cost, get_use_iv_cost): Rename to ...
22752 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
22753 (determine_use_iv_cost_generic): Ditto.
22754 (determine_group_iv_cost_generic): Ditto.
22755 (determine_use_iv_cost_address): Ditto.
22756 (determine_group_iv_cost_address): Ditto.
22757 (determine_use_iv_cost_condition): Ditto.
22758 (determine_group_iv_cost_cond): Ditto.
22759 (determine_use_iv_cost): Ditto.
22760 (determine_group_iv_cost): Ditto.
22761 (set_autoinc_for_original_candidates): Update all uses.
22762 (find_iv_candidates): Update all uses. Refactor dump information.
22763 (determine_use_iv_costs): Ditto.
22764 (determine_iv_costs): Ditto.
22765 (iv_ca_cand_for_use): Rename to ...
22766 (iv_ca_cand_for_group): ... here. Update all uses.
22767 (iv_ca_add_use, iv_ca_add_group): Ditto.
22768 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
22769 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
22770 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
22771 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
22772 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
22773 (create_new_iv, adjust_iv_update_pos): Ditto.
22774 (rewrite_use_address): Delete.
22775 (rewrite_use_address_1): Rename to ...
22776 (rewrite_use_address): ... here.
22777 (rewrite_use_compare): Update all uses.
22778 (rewrite_use): Delete.
22779 (rewrite_uses): Rename to ...
22780 (rewrite_groups): ... here. Update all uses.
22781 (remove_unused_ivs, free_loop_data): Update all uses.
22782 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
22784 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22786 * rtlanal.c (nonzero_bits1): Convert preprocessor check
22787 for WORD_REGISTER_OPERATIONS to runtime check.
22789 2016-04-27 Richard Biener <rguenther@suse.de>
22792 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
22793 aggregate_value_p to determine if a function result is
22794 returned by reference.
22795 (ipa_pta_execute): Functions having their address taken are
22796 not automatically nonlocal.
22798 2016-04-27 Jakub Jelinek <jakub@redhat.com>
22801 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
22802 * fold-const.c (operand_equal_p): If flag_checking and
22803 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
22804 and if it returns non-zero, assert iterative_hash_expr on both
22807 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
22809 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
22811 2016-04-27 Nick Clifton <nickc@redhat.com>
22813 PR middle-end/49889
22814 * varasm.c (merge_weak): Generate an error if an attempt is made
22815 to convert a non-weak static function into a weak, public function.
22817 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22819 * params.def (MAX_PARTITION_SIZE): New param.
22820 * doc/invoke.texi: Document lto-max-partition.
22822 2016-04-27 Richard Biener <rguenther@suse.de>
22825 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
22826 function cummulating used_from_other_partition, externally_visible
22827 and force_output from aliases.
22828 (refered_from_nonlocal_var): Likewise.
22829 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
22830 node flags properly.
22832 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
22834 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
22835 (-Wmemset-elt-size): New item.
22837 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
22840 * stor-layout.h (internal_reference_types): Delete.
22841 * stor-layout.c (reference_types_internal): Likewise.
22842 (internal_reference_types): Likewise.
22843 (layout_type) <REFERENCE_TYPE>: Adjust.
22845 2016-04-27 Jakub Jelinek <jakub@redhat.com>
22848 * tree.h (inchash::add_expr): Add FLAGS argument.
22849 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
22850 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
22851 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
22852 Formatting fix. Adjust recursive calls. For tcc_comparison,
22853 if swap_tree_comparison (code) is smaller than code, hash that
22854 and arguments in the other order. Hash CONVERT_EXPR the same
22855 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
22856 of ADDR_EXPR of decl as the decl itself. Add or remove
22857 OEP_ADDRESS_OF from recursive flags as needed. For
22858 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
22859 operands commutatively and only the third one normally.
22860 For internal CALL_EXPR hash in CALL_EXPR_IFN.
22862 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
22864 * config/rtems.h (LIB_SPEC): Add -latomic.
22866 2016-04-27 Joel Sherrill <joel@rtems.org>
22868 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
22869 xilink.ld and flags not relevant to RTEMS.
22871 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
22873 * toplev.c (backend_init_target): Avoid calling init_reload when using
22876 2016-04-26 Jakub Jelinek <jakub@redhat.com>
22878 * reorg.c (try_merge_delay_insns): Declare i and j inside the
22879 for loops rather than one for the whole function.
22881 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
22883 * match.pd (X + CST CMP X): New transformation.
22885 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
22887 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
22888 * fold-const.c (fold_binary_loc): Remove 2 transformations
22889 superseded by match.pd.
22890 * match.pd (x+x -> x*2): Generalize to integers.
22892 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
22894 * config/i386/i386.md (operation on memory peephole): Duplicate an
22895 existing peephole and adapt it to match lea rather than an operation
22898 PR rtl-optimization/57193
22899 * opts.c (default_options_table): Add OPT_frename_registers at -O2
22901 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
22903 2016-04-26 Bin Cheng <bin.cheng@arm.com>
22905 * tree-if-conv.c (any_pred_load_store): New static variable.
22906 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
22907 any_pred_load_store instead of and_mask_load_store.
22908 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
22909 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
22910 (combine_blocks, tree_if_conversion): Ditto.
22912 2016-04-26 Bin Cheng <bin.cheng@arm.com>
22914 PR tree-optimization/70771
22915 PR tree-optimization/70775
22916 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
22917 virtual PHI nodes. Delete parameter.
22918 (if_convertible_loop_p_1): Delete argument to above function.
22919 (predicate_all_scalar_phis): Delete code handling single-argument
22921 (tree_if_conversion): Mark and update virtual SSA.
22923 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22926 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
22927 (x86_elf_aligned_common): Rename to ...
22928 (x86_elf_aligned_decl_common): ... this.
22929 Add decl arg. Switch to .lbss for largecomm object. Use
22930 LARGECOMM_SECTION_ASM_OP.
22931 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
22933 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
22934 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
22936 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
22937 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
22939 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22942 * config/i386/i386.c (SECTION_LARGE): Define.
22943 (x86_64_elf_select_section): Set it for large data/bss sections.
22944 Only clear SECTION_WRITE for .lrodata.
22945 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
22947 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
22948 * varasm.c (default_elf_asm_named_section): Grow flagchars.
22949 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
22951 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
22952 * doc/tm.texi: Regenerate.
22954 2016-04-26 Jakub Jelinek <jakub@redhat.com>
22957 * configure.ac (--enable-checking): Document extra flag, for
22958 non-release builds default to --enable-checking=yes,extra.
22959 If misc checking and extra checking, define CHECKING_P to 2 instead
22961 * common.opt (fchecking=): Add.
22962 * doc/invoke.texi (-fchecking=): Document.
22963 * doc/install.texi: Document --enable-checking changes.
22964 * configure: Regenerated.
22965 * config.in: Regenerated.
22967 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
22969 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
22970 attribute instead of which_alternative.
22971 * config/i386/sse.md (*mov<mode>_internal): Ditto.
22972 Use EXT_REX_SSE_REG_P where appropriate.
22974 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
22976 * config/i386/predicates.md (const0_operand): Do not match
22977 const_wide_int code.
22978 (const1_operand): Ditto.
22980 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
22982 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
22983 for SSE constm1 operands and TARGET_AVX512VL.
22984 (*movti_internal): Ditto.
22985 (*mov<mode>_or): Use constm1_operand predicate.
22986 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
22987 for SSE vector_all_ones operands and TARGET_AVX512VL.
22988 * config/i386/predicates.md (constm1_operand): New predicate.
22989 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
22990 emission of constant -1 load.
22992 2016-04-25 Jason Merrill <jason@redhat.com>
22994 * gdbinit.in: Skip is-a.h.
22996 * attribs.c (register_scoped_attributes): Fix logic.
22997 * attribs.h: Declare register_scoped_attributes.
22999 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23001 * config/rs6000/rs6000-builtin.def: Correct pasto error for
23002 stxvd2x and stxvw4x built-in functions.
23004 2016-04-25 DJ Delorie <dj@redhat.com>
23006 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
23007 (ashrhi3): Likewise.
23008 (lshrhi3): Likewise.
23010 2016-04-25 Richard Biener <rguenther@suse.de>
23012 PR tree-optimization/70780
23013 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
23014 wasn't visited yet.
23015 (compute_antic): Mark blocks with abnormal preds as visited as
23016 they have a final empty antic-in solution already.
23018 2016-04-25 Michael Collison <michael.collison@linaro.org>
23020 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
23022 2016-04-25 Michael Collison <michael.collison@linaro.org>
23024 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
23025 mode is VQI to improve mixed mode vectorization.
23026 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
23027 define_insn to match low half of signed vaddw.
23028 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
23029 define_insn to match high half of signed vaddw.
23030 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
23031 define_insn to match low half of unsigned vaddw.
23032 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
23033 define_insn to match high half of unsigned vaddw.
23034 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
23035 (arm_simd_check_vect_par_cnst_half_p): Likewise.
23036 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
23038 (arm_simd_check_vect_par_cnst_half_p): Likewise.
23039 * config/arm/predicates.md (vect_par_constant_high): Support
23040 big endian and simplify by calling
23041 arm_simd_check_vect_par_cnst_half
23042 (vect_par_constant_low): Likewise.
23044 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
23046 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
23047 predicate for operand 2.
23049 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
23050 H.J. Lu <hongjiu.lu@intel.com>
23052 * config/i386/i386-protos.h (standard_sse_constant_p): Add
23053 machine_mode argument.
23054 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
23055 constm1_rtx operands. For VOIDmode constants, get mode from
23056 pred_mode. Check mode size if the mode is supported by ABI.
23057 (standard_sse_constant_opcode): Do not use standard_constant_p.
23058 Strictly check ABI support for all-ones operands.
23059 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
23060 immediates. Update calls to standard_sse_constant_p.
23061 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
23062 (ix86_rtx_costs): Ditto.
23063 * config/i386/i386.md (*movxi_internal_avx512f): Use
23064 nonimmediate_or_sse_const_operand instead of vector_move_operand.
23065 Use (v,BC) alternative instead of (v,C). Use register_operand
23066 checks instead of MEM_P.
23067 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
23068 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
23069 isa attribute. Use register_operand checks instead of MEM_P.
23070 (*movti_internal): Use nonimmediate_or_sse_const_operand for
23071 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
23072 alternative and corresponding sse2 isa attribute.
23073 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
23074 to standard_sse_constant_p.
23075 (FP constant splitters): Ditto.
23076 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
23078 * config/i386/predicates.md (constm1_operand): Remove.
23079 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
23080 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
23081 vector_all_ones_operand instead of constm1_operand.
23083 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23085 * print-rtl.c (print_rtx_insn_vec): New function.
23086 * print-rtl.h: New prototype.
23087 * store-motion.c (struct st_expr): Make avail_stores a vector.
23088 (st_expr_entry): Adjust.
23089 (free_st_expr_entry): Likewise.
23090 (print_store_motion_mems): Likewise.
23091 (find_moveable_store): Likewise.
23092 (compute_store_table): Likewise.
23093 (delete_store): Likewise.
23094 (build_store_vectors): Likewise.
23096 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23098 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
23100 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23102 * vec.h (vec_safe_contains): New function.
23103 (vec::contains): Likewise.
23104 (vec::begin): Likewise.
23105 (vec::end): Likewise.
23107 2016-04-23 Jakub Jelinek <jakub@redhat.com>
23110 * cfgexpand.c (expand_stack_vars): Fix typo.
23112 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
23114 * system.h (list, map, set, vector): Include conditionally.
23115 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
23116 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
23117 * ipa-icf.c (INCLUDE_LIST): Define.
23118 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
23119 * config/sh/sh.c (INCLUDE_VECTOR): Define.
23120 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
23121 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
23122 * cp/logic.cc (INCLUDE_LIST): Define.
23123 * fortran/trans-common.c (INCLUDE_MAP): Define.
23125 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
23127 * auto-profile.c: Remove <string.h> include.
23128 * ipa-icf-gimple.c: Remove <list> include.
23129 * diagnostic.c: Remove <new> include.
23130 * genmatch.c: Likewise.
23131 * pretty-print.c: Likewise.
23132 * toplev.c: Likewise
23133 * c/c-objc-common.c: Likewise.
23134 * cp/error.c: Likewise.
23135 * fortran/error.c: Likewise.
23137 2016-04-22 Richard Biener <rguenther@suse.de>
23139 * lto-streamer-in.c (input_ssa_names): Do not allocate
23140 GIMPLE_NOP for all SSA names.
23141 * lto-streamer-out.c (output_ssa_names): Do not output
23142 SSA names that should have been released.
23144 2016-04-22 Richard Biener <rguenther@suse.de>
23146 PR tree-optimization/70740
23147 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
23150 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
23153 * config/i386/predicates.md (call_insn_operand): Replace
23154 sibcall_memory_operand with memory_operand.
23156 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
23158 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
23159 has_single_use() tests.
23160 (register_edge_assert_for_1): Likewise.
23161 (find_assert_locations_1): Check the liveness bitmap instead of
23162 checking has_single_use().
23164 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
23167 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
23168 Extract AVX-512BW constraint from AVX.
23170 2016-04-21 Richard Biener <rguenther@suse.de>
23172 PR tree-optimization/70725
23173 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
23174 for phi_convertible_by_degenerating_args.
23175 (predicate_all_scalar_phis): Handle single-argument PHIs.
23177 2016-04-21 Richard Biener <rguenther@suse.de>
23179 PR middle-end/70747
23180 * fold-const.c (fold_comparison): Return properly typed
23183 2016-04-21 Bin Cheng <bin.cheng@arm.com>
23185 PR tree-optimization/70715
23186 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
23187 after expanding BASE using expand_simple_operations.
23189 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
23191 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
23192 New transformations.
23194 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
23196 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
23198 2016-04-20 Jan Hubicka <jh@suse.cz>
23200 * ipa-inline.c (can_inline_edge_p): Pass caller info to
23201 ultiimate_alias_target.
23202 (update_callee_keys): Likewise.
23203 (lookup_recursive_calls): Likewise.
23204 (speculation_useful_p): Likewise.
23206 2016-04-20 Jan Hubicka <jh@suse.cz>
23209 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
23210 (set_nothrow_flag_1): ... this; handle interposition correctly;
23211 recurse on aliases and thunks.
23212 (cgraph_node::set_nothrow_flag): New.
23213 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
23214 functions compiled with non-call exceptions that binds to current
23216 (propagate_nothrow): Be safe WRT interposition.
23217 * cgraph.h (set_nothrow_flag): Update prototype.
23219 2016-04-18 Jan Hubicka <jh@suse.cz>
23221 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
23222 max_loop_iterations_int.
23223 (tree_unswitch_outer_loop): Likewise.
23225 2016-04-20 Bin Cheng <bin.cheng@arm.com>
23227 PR tree-optimization/69489
23228 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
23229 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
23230 Revise dump message.
23231 (if_convertible_bb_p): Remove check on edge count of basic block's
23234 2016-04-20 Bin Cheng <bin.cheng@arm.com>
23236 PR tree-optimization/56625
23237 PR tree-optimization/69489
23238 * tree-data-ref.h (DR_INNERMOST): New macro.
23239 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
23240 hashing struct innermost_loop_behavior.
23241 (ref_DR_map): Remove.
23242 (innermost_DR_map): New map.
23243 (baseref_DR_map): Revise comment.
23244 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
23245 to innermost_DR_map accroding to its innermost loop behavior.
23246 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
23247 to its innermost loop behavior.
23248 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
23249 Add initialization for innermost_DR_map. Record memory reference
23250 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
23251 have innermost loop behavior.
23252 (if_convertible_loop_p): Remove release for ref_DR_map. Release
23255 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
23257 * config/i386/i386.md (*lea<mode>_general_1): Rename from
23258 *lea_general_1. Use explicit SWI12 mode interator.
23259 (*lea<mode>_general_2): Rename from *lea_general_2.
23260 Use explicit SWI12 mode interator.
23261 (*lea<mode>_general_3): Rename from *lea_general_3.
23262 Use explicit SWI12 mode interator.
23263 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
23264 Use explicit SWI12 mode interator.
23265 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
23266 Use explicit SWI48 mode interator.
23268 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
23270 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
23271 Short-cut unaligned load and store cases. Handle all integer
23273 (ix86_expand_vector_move_misalign): Short-cut unaligned load
23274 and store cases. Call ix86_avx256_split_vector_move_misalign
23275 directly without checking mode class.
23277 2016-04-20 Andrew Pinski <apinski@cavium.com>
23278 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23281 * config/aarch64/aarch64.md (sibcall): Force call
23282 address to be DImode for ILP32.
23283 (sibcall_value): Likewise.
23285 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
23287 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
23289 2016-04-20 Richard Biener <rguenther@suse.de>
23291 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
23292 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
23293 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
23294 (maybe_push_res_to_seq): Adjust.
23295 * gimple-fold.c (maybe_build_generic_op): Likewise.
23297 2016-04-20 Marek Polacek <polacek@redhat.com>
23299 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
23302 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
23304 * config/i386/sse.md (vec_unpacks_lo_hi): Always
23305 use kmovw to support AVX512F target.
23307 2016-04-20 Bin Cheng <bin.cheng@arm.com>
23309 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
23311 2016-04-20 Marek Polacek <polacek@redhat.com>
23313 PR tree-optimization/70725
23314 * tree-if-conv.c (is_false_predicate): New function.
23315 (predicate_mem_writes): Use it.
23317 2016-04-20 Richard Biener <rguenther@suse.de>
23319 PR tree-optimization/70726
23320 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
23321 shift amounts from a pattern stmt operand.
23323 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23326 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
23327 stack_restore_from_fpr pattern when restoring r15.
23328 (s390_optimize_prologue): Strip away the memory barrier in the
23329 parallel when trying to get rid of restore insns.
23330 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
23331 definition for loading the stack pointer from an FPR. Compared to
23332 the normal move insn this pattern includes a full memory barrier.
23334 2016-04-19 Jakub Jelinek <jakub@redhat.com>
23336 PR middle-end/70680
23337 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
23338 implicitly linear or lastprivate iterator on the outer context.
23340 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
23342 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
23344 * config/i386/i386.md (ssememalign): Removed.
23345 * config/i386/sse.md: Remove ssememalign attribute from patterns.
23347 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
23350 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
23351 const short * to __builtin_ia32_loaddquhi512_mask.
23352 (_mm512_maskz_loadu_epi16): Likewise.
23353 (_mm512_mask_storeu_epi16): Pass short * to
23354 __builtin_ia32_storedquhi512_mask.
23355 (_mm512_mask_loadu_epi8): Pass const char * to
23356 __builtin_ia32_loaddquqi512_mask.
23357 (_mm512_maskz_loadu_epi8): Likewise.
23358 (_mm512_mask_storeu_epi8): Pass char * to
23359 __builtin_ia32_storedquqi512_mask.
23360 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
23361 const double * to __builtin_ia32_loadupd512_mask.
23362 (_mm512_mask_loadu_pd): Likewise.
23363 (_mm512_maskz_loadu_pd): Likewise.
23364 (_mm512_storeu_pd): Pass double * to
23365 __builtin_ia32_storeupd512_mask.
23366 (_mm512_mask_storeu_pd): Likewise.
23367 (_mm512_loadu_ps): Pass const float * to
23368 __builtin_ia32_loadups512_mask.
23369 (_mm512_mask_loadu_ps): Likewise.
23370 (_mm512_maskz_loadu_ps): Likewise.
23371 (_mm512_storeu_ps): Pass float * to
23372 __builtin_ia32_storeups512_mask.
23373 (_mm512_mask_storeu_ps): Likewise.
23374 (_mm512_mask_loadu_epi64): Pass const long long * to
23375 __builtin_ia32_loaddqudi512_mask.
23376 (_mm512_maskz_loadu_epi64): Likewise.
23377 (_mm512_mask_storeu_epi64): Pass long long *
23378 to __builtin_ia32_storedqudi512_mask.
23379 (_mm512_loadu_si512): Pass const int * to
23380 __builtin_ia32_loaddqusi512_mask.
23381 (_mm512_mask_loadu_epi32): Likewise.
23382 (_mm512_maskz_loadu_epi32): Likewise.
23383 (_mm512_storeu_si512): Pass int * to
23384 __builtin_ia32_storedqusi512_mask.
23385 (_mm512_mask_storeu_epi32): Likewise.
23386 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
23387 char * to __builtin_ia32_storedquqi256_mask.
23388 (_mm_mask_storeu_epi8): Likewise.
23389 (_mm256_mask_loadu_epi16): Pass const short * to
23390 __builtin_ia32_loaddquhi256_mask.
23391 (_mm256_maskz_loadu_epi16): Likewise.
23392 (_mm_mask_loadu_epi16): Pass const short * to
23393 __builtin_ia32_loaddquhi128_mask.
23394 (_mm_maskz_loadu_epi16): Likewise.
23395 (_mm256_mask_loadu_epi8): Pass const char * to
23396 __builtin_ia32_loaddquqi256_mask.
23397 (_mm256_maskz_loadu_epi8): Likewise.
23398 (_mm_mask_loadu_epi8): Pass const char * to
23399 __builtin_ia32_loaddquqi128_mask.
23400 (_mm_maskz_loadu_epi8): Likewise.
23401 (_mm256_mask_storeu_epi16): Pass short * to.
23402 __builtin_ia32_storedquhi256_mask.
23403 (_mm_mask_storeu_epi16): Pass short * to.
23404 __builtin_ia32_storedquhi128_mask.
23405 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
23406 const double * to __builtin_ia32_loadupd256_mask.
23407 (_mm256_maskz_loadu_pd): Likewise.
23408 (_mm_mask_loadu_pd): Pass onst double * to
23409 __builtin_ia32_loadupd128_mask.
23410 (_mm_maskz_loadu_pd): Likewise.
23411 (_mm256_mask_storeu_pd): Pass double * to
23412 __builtin_ia32_storeupd256_mask.
23413 (_mm_mask_storeu_pd): Pass double * to
23414 __builtin_ia32_storeupd128_mask.
23415 (_mm256_mask_loadu_ps): Pass const float * to
23416 __builtin_ia32_loadups256_mask.
23417 (_mm256_maskz_loadu_ps): Likewise.
23418 (_mm_mask_loadu_ps): Pass const float * to
23419 __builtin_ia32_loadups128_mask.
23420 (_mm_maskz_loadu_ps): Likewise.
23421 (_mm256_mask_storeu_ps): Pass float * to
23422 __builtin_ia32_storeups256_mask.
23423 (_mm_mask_storeu_ps): ass float * to
23424 __builtin_ia32_storeups128_mask.
23425 (_mm256_mask_loadu_epi64): Pass const long long * to
23426 __builtin_ia32_loaddqudi256_mask.
23427 (_mm256_maskz_loadu_epi64): Likewise.
23428 (_mm_mask_loadu_epi64): Pass const long long * to
23429 __builtin_ia32_loaddqudi128_mask.
23430 (_mm_maskz_loadu_epi64): Likewise.
23431 (_mm256_mask_storeu_epi64): Pass long long * to
23432 __builtin_ia32_storedqudi256_mask.
23433 (_mm_mask_storeu_epi64): Pass long long * to
23434 __builtin_ia32_storedqudi128_mask.
23435 (_mm256_mask_loadu_epi32): Pass const int * to
23436 __builtin_ia32_loaddqusi256_mask.
23437 (_mm256_maskz_loadu_epi32): Likewise.
23438 (_mm_mask_loadu_epi32): Pass const int * to
23439 __builtin_ia32_loaddqusi128_mask.
23440 (_mm_maskz_loadu_epi32): Likewise.
23441 (_mm256_mask_storeu_epi32): Pass int * to
23442 __builtin_ia32_storedqusi256_mask.
23443 (_mm_mask_storeu_epi32): Pass int * to
23444 __builtin_ia32_storedqusi128_mask.
23445 * config/i386/i386-builtin-types.def (PCSHORT): New.
23446 (PINT64): Likewise.
23447 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
23448 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
23449 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
23450 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
23451 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
23452 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
23453 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
23454 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
23455 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
23456 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
23457 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
23458 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
23459 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
23460 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
23461 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
23462 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
23463 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
23464 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
23465 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
23466 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
23467 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
23468 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
23469 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
23470 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
23471 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
23472 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
23473 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
23474 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
23475 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
23476 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
23477 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
23478 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
23479 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
23480 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
23481 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
23482 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
23483 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
23484 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
23485 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
23486 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
23487 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
23488 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
23489 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
23490 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
23491 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
23492 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
23493 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
23494 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
23495 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
23497 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
23498 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
23500 (ix86_expand_vector_move_misalign): Likewise.
23501 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
23502 to scalar function prototype for unaligned load/store builtins.
23503 (ix86_expand_special_args_builtin): Updated.
23504 * config/i386/sse.md (UNSPEC_LOADU): Removed.
23505 (UNSPEC_STOREU): Likewise.
23506 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
23507 (VI_ULOADSTORE_F_AVX512VL): Likewise.
23508 (ssescalarsize): Handle V4TI, V2TI and V1TI.
23509 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
23510 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
23511 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
23512 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
23513 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
23514 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
23515 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
23516 (<avx512>_storedqu<mode>_mask): Likewise.
23517 (*sse4_2_pcmpestr_unaligned): Likewise.
23518 (*sse4_2_pcmpistr_unaligned): Likewise.
23519 (*mov<mode>_internal): Renamed to ...
23520 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
23521 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
23522 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
23523 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
23525 2016-04-19 Richard Biener <rguenther@suse.de>
23527 PR tree-optimization/70171
23528 * tree-ssa-phiprop.c: Include stor-layout.h.
23529 (phiprop_insert_phi): Handle the aggregate copy case.
23530 (propagate_with_phi): Likewise.
23532 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
23534 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
23535 instead of simplify_gen_subreg (... , 0).
23536 (ix86_delegitimize_address): Ditto.
23537 (ix86_split_divmod): Ditto.
23538 (ix86_split_copysign_const): Ditto.
23539 (ix86_split_copysign_var): Ditto.
23540 (ix86_expand_args_builtin): Ditto.
23541 (ix86_expand_round_builtin): Ditto.
23542 (ix86_expand_special_args_builtin): Ditto.
23543 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
23544 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
23545 (udivmodqi4): Ditto.
23546 (absneg splitters): Ditto.
23547 (*jcc_bt<mode>_1): Ditto.
23549 2016-04-19 Richard Biener <rguenther@suse.de>
23551 PR tree-optimization/70724
23552 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
23553 restoring out from ...
23554 (free_scc_vn): ... here.
23555 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
23556 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
23558 (pass_fre::execute): Restore SSA info.
23560 2016-04-19 Richard Biener <rguenther@suse.de>
23562 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
23563 * gimple-walk.c (walk_gimple_op): Initialize it.
23564 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
23565 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
23566 remapping SSA names of defs.
23567 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
23570 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
23572 PR middle-end/70689
23573 * lra-constraints.c (equiv_substition_p): New.
23574 (process_alt_operands): Use it.
23575 (swap_operands): Swap it.
23576 (curr_insn_transform): Update it.
23578 2016-04-18 Michael Matz <matz@suse.de>
23580 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
23581 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
23582 * tree-core.h (tree_type_common.align): Use bit-field.
23583 (tree_type_common.spare): New.
23584 (tree_decl_common.off_align): Make smaller.
23585 (tree_decl_common.align): Use bit-field.
23587 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
23588 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
23589 (scan_sharing_clauses): Ditto.
23590 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
23591 (omp_finish_file): Ditto.
23592 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
23593 (layout_decl): Ditto.
23594 (relayout_decl): Ditto.
23595 (finalize_record_size): Use SET_TYPE_ALIGN.
23596 (finalize_type_size): Ditto.
23597 (finish_builtin_struct): Ditto.
23598 (layout_type): Ditto.
23599 (initialize_sizetypes): Ditto.
23600 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
23601 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
23602 (lookup_field_for_decl): Use SET_DECL_ALIGN.
23603 (get_chain_field): Ditto.
23604 (get_trampoline_type): Ditto.
23605 (get_nl_goto_field): Ditto.
23606 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
23608 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
23609 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
23610 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
23611 (build_qualified_type): Use SET_TYPE_ALIGN.
23612 (build_aligned_type, build_range_type_1): Ditto.
23613 (build_atomic_base): Ditto.
23614 (build_common_tree_nodes): Ditto.
23615 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
23616 (expand_one_stack_var_at): Ditto.
23617 * coverage.c (build_var): Use SET_DECL_ALIGN.
23618 * except.c (init_eh): Ditto.
23619 * function.c (assign_parm_setup_block): Ditto.
23620 * symtab.c (increase_alignment_1): Ditto.
23621 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
23622 * tree-vect-stmts.c (ensure_base_align): Ditto.
23623 * varasm.c (align_variable): Ditto.
23624 (assemble_variable): Ditto.
23625 (build_constant_desc): Ditto.
23626 (output_constant_def_contents): Ditto.
23628 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
23629 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
23630 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
23631 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
23632 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
23634 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
23637 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
23638 replace %vmovsd with "%vmovq".
23639 (vec_concatv2df): Likewise.
23641 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
23643 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
23644 (*vec_extractv2si_0): Ditto.
23645 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
23646 (zero_extended_scalar_load_operand splitters): Ditto.
23647 (vec_extract splitters): Ditto.
23648 (*vec_extractv4si_0_zext): Ditto.
23649 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
23650 and lowpart_subreg.
23651 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
23652 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
23653 (*sse4_1_extractps): Use lowpart_subreg.
23654 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
23656 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23658 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
23660 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
23661 Mention Solaris 11 packaging changes.
23662 Update gas and gld requirements.
23663 Remove reference to pre-Solaris 10 bug.
23664 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
23666 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
23669 2016-04-17 Jan Hubicka <jh@suse.cz>
23671 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
23672 max_loop_iterations_int.
23674 2016-04-18 Richard Biener <rguenther@suse.de>
23676 PR tree-optimization/43434
23677 * tree-ssa-structalias.c (struct vls_data): New.
23678 (visit_loadstore): Handle all pointer-based accesses.
23679 (compute_dependence_clique): Compute a bitmap of restrict tags
23680 assigned bases and pass it to visit_loadstore.
23682 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
23685 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
23686 armv8.1-a and armv8.1-a+crc.
23688 2016-04-18 Richard Biener <rguenther@suse.de>
23690 PR tree-optimization/70701
23691 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
23692 references after translating through a memcpy.
23694 2016-04-18 Richard Biener <rguenther@suse.de>
23696 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
23697 (compute_antic): ... here. For partial antic use regular
23698 postorder and scrap iteration.
23699 (compute_partial_antic_aux): Remove unused return value.
23700 (init_pre): Do not allocate postorder.
23701 (fini_pre): Do not free postorder.
23703 2016-04-18 Richard Biener <rguenther@suse.de>
23705 PR middle-end/37870
23706 * expmed.c (extract_bit_field_1): Remove broken case
23707 using a wider MODE_INT mode.
23709 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
23711 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
23712 unless compiling with at least GCC-4.8.
23714 2016-04-17 Jan Hubicka <jh@suse.cz>
23717 * graphite.c (graphite_finalize): Update call to
23718 tree_estimate_probability.
23719 * predict.h (tree_estimate_probability): Update prototype.
23721 2016-04-17 Jan Hubicka <jh@suse.cz>
23723 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
23724 (tree_estimate_probability): Likewise.
23725 (pass_profile::execute): Update.
23726 (report_predictor_hitrates): New function.
23727 * profile.c (compute_branch_probabilities): Use it.
23728 * predict.h (report_predictor_hitrates): Declare.
23730 2016-04-17 Jan Hubicka <jh@suse.cz>
23733 * cgraph.h (cgraph_node::set_const_flag,
23734 cgraph_node::set_pure_flag): Update prototype to return bool;
23736 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
23737 of interposable symbol are interposable, too.
23738 (cgraph_set_const_flag_1): Rename to ...
23739 (set_const_flag_1): ... this one; change to self recursive function
23740 instead of call_for_symbol_thunks_and_aliases. Handle correctly
23741 clearnig the flag in all variants and also virtual thunks of const
23742 functions are pure; track if any change was done.
23743 (cgraph_node::set_const_flag): Update.
23744 (struct set_pure_flag_info): New struct.
23745 (cgraph_set_pure_flag_1): Rename to ...
23746 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
23747 rather than pointer encoded flags; track if any changes was done;
23748 handle correctly clearning flag and setting flag of aliases already
23750 (cgraph_node::set_pure_flag): Update.
23751 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
23753 2016-04-17 Tom de Vries <tom@codesourcery.com>
23756 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
23757 backslash in label.
23759 2016-04-17 Tom de Vries <tom@codesourcery.com>
23761 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
23762 '{}<> ' as escape-for-record.
23764 2016-04-17 Tom de Vries <tom@codesourcery.com>
23766 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
23769 2016-04-17 Tom de Vries <tom@codesourcery.com>
23772 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
23773 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
23774 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
23775 * passes.c (finish_optimization_passes): Only call
23776 finish_graph_dump_file if dfi->graph_dump_initialized.
23777 (execute_function_dump, pass_init_dump_file): Use
23778 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
23780 2016-04-17 Tom de Vries <tom@codesourcery.com>
23782 PR tree-optimization/70256
23783 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
23784 (debug_varmap): New function.
23786 2016-04-17 Tom de Vries <tom@codesourcery.com>
23789 * passes.c (pass_manager::register_pass): Propagate pflags.
23791 2016-04-17 Tom de Vries <tom@codesourcery.com>
23794 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
23795 * passes.c (pass_manager::pass_manager): Declare and init p_start in
23796 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
23797 check if it's equal to p_start.
23798 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
23800 2016-04-15 Jan Hubicka <jh@suse.cz>
23803 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
23804 function does not bind to current def.
23805 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
23806 handle conservatively calls to functions that does not need to bind
23808 (check_call): Update call of worse_state.
23809 (ignore_edge_for_nothrow): Update.
23810 (ignore_edge_for_pure_const): Likewise.
23811 (propagate_pure_const): Update calls to worse_state.
23812 (skip_function_for_local_pure_const): Reformat comments.
23814 2016-04-15 Jan Hubicka <jh@suse.cz>
23817 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
23818 (cgraph_node::function_symbol): Likewise.
23819 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
23820 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
23821 (symtab_node::ultimate_alias_target): Add REF parameter.
23822 (symtab_node::binds_to_current_def_p): Declare.
23823 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
23824 (cgraph_node::function_symbol): Likewise.
23825 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
23826 (cgraph_node::get_availability): Likewise.
23827 (cgraph_edge::binds_to_current_def_p): New inline function.
23828 (varpool_node::get_availability): Add REF parameter.
23829 (varpool_node::ultimate_alias_target): Likewise.
23830 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
23831 (symtab_node::binds_to_current_def_p): Likewise.
23832 * varpool.c (varpool_node::get_availability): Likewise.
23834 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
23837 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
23838 Fix mode size check.
23840 2016-04-15 Jakub Jelinek <jakub@redhat.com>
23842 * BASE-VER: Set to 7.0.0.
23844 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
23846 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
23848 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23850 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
23851 architecture revisions.
23853 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
23855 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
23856 * config/i386/i386.c (ix86_using_red_zone): No longer static.
23857 * config/i386/i386.md (stack decrement to push peepholes): Guard
23858 with !x86_using_red_zone ().
23860 2016-04-15 Jakub Jelinek <jakub@redhat.com>
23863 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
23864 to dump_generic_node.
23865 (NIY): Pass also flags to do_niy.
23867 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
23869 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
23870 (simd_clone_vector_of_formal_parm_types)
23871 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
23872 (simd_clone_mangle, simd_clone_create)
23873 (simd_clone_adjust_return_type, create_tmp_simd_array)
23874 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
23875 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
23876 (ipa_simd_modify_function_body, simd_clone_linear_addend)
23877 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
23878 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
23879 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
23880 * omp-simd-clone.c: ... this new file.
23881 (simd_clone_vector_of_formal_parm_types): Make it static.
23882 * Makefile.in (OBJS): Add omp-simd-clone.o.
23884 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
23887 * config/i386/sse.md: Use proper memory operand modifiers.
23890 2016-04-15 Richard Biener <rguenther@suse.de>
23891 Alan Modra <amodra@gmail.com>
23893 PR tree-optimization/70130
23894 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
23895 when alignment stays not the same and no not use the realign
23898 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
23901 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23902 direct move handlers for KFmode. Change TFmode handlers test from
23903 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
23905 2016-04-14 Jakub Jelinek <jakub@redhat.com>
23908 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
23909 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
23910 (inlined_polymorphic_ctor_dtor_block_p): Use it.
23911 * tree-ssa-live.c (remove_unused_scope_block_p): When
23912 in_ctor_dtor_block, avoid discarding not just BLOCKs with
23913 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
23914 block_ultimate_origin is FUNCTION_DECL.
23915 (remove_unused_locals): If current_function_decl is
23916 polymorphic_ctor_dtor_p, pass initial true to
23917 remove_unused_scope_block_p' is_ctor_dtor_block.
23919 2016-04-14 Martin Sebor <msebor@redhat.com>
23924 * doc/extend.texi (Variable Length): Revert.
23926 2016-04-14 Marek Polacek <polacek@redhat.com>
23927 Jan Hubicka <hubicka@ucw.cz>
23930 * tree.c (verify_type): Disable the canonical type of main variant
23933 2016-04-14 Jason Merrill <jason@redhat.com>
23935 * cfgexpand.c, expr.c: Revert previous change.
23937 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
23939 PR middle-end/70643
23940 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
23941 when building a mem ref for the incoming reduction variable.
23943 2016-04-14 Richard Biener <rguenther@suse.de>
23945 PR tree-optimization/70614
23946 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
23947 loop if the evolution dropped to chrec_dont_know.
23948 (interpret_condition_phi): Likewise.
23950 2016-04-14 Richard Biener <rguenther@suse.de>
23952 PR tree-optimization/70623
23953 * tree-ssa-pre.c (changed_blocks): Make global ...
23954 (compute_antic): ... local here. Move and fix worklist
23955 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
23956 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
23957 worklist handling, dump when ANTIC_IN changed.
23958 (compute_partial_antic_aux): Remove worklist handling.
23959 (init_pre): Do not compute post dominators. Add a comment about
23960 the CFG order chosen.
23961 (fini_pre): Do not free post dominators.
23963 2016-04-13 Martin Sebor <msebor@redhat.com>
23968 * doc/extend.texi (Variable Length): Document C++ specifics.
23970 2016-04-13 Jakub Jelinek <jakub@redhat.com>
23973 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
23974 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
23975 eh edges have been purged.
23978 * tree-sra.c (create_access_replacement,
23979 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
23981 * tree-pretty-print.c (dump_fancy_name): New function.
23982 (dump_decl_name, dump_generic_node): Use it.
23984 2016-04-13 Jason Merrill <jason@redhat.com>
23986 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
23987 * expr.c (expand_expr_real_1): Likewise.
23989 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
23991 * config/i386/i386.md (kunpckhi): Swap operands.
23992 (kunpcksi): Likewise.
23993 (kunpckdi): Likewise.
23994 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
23995 (vec_pack_trunc_<mode>): Likewise.
23997 2016-04-13 Jakub Jelinek <jakub@redhat.com>
24000 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
24002 PR middle-end/70633
24003 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
24004 gimplification turns some element into non-constant.
24007 * rtl.h (convert_memory_address_addr_space_1): New prototype.
24008 * explow.c (convert_memory_address_addr_space_1): No longer static,
24009 add NO_EMIT argument and don't call convert_modes if true, pass
24010 it down recursively, remove break after return.
24011 (convert_memory_address_addr_space): Adjust caller.
24012 * simplify-rtx.c (simplify_unary_operation_1): Call
24013 convert_memory_address_addr_space_1 instead of convert_memory_address,
24014 if it returns NULL, don't simplify.
24016 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
24019 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
24021 2016-04-12 Jakub Jelinek <jakub@redhat.com>
24023 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
24024 Bump the upper SIMDLEN limits, so that if the return type or
24025 characteristic type if the return type is void can be passed in
24026 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
24029 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
24032 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
24033 Do not use "=" constraint on an input constraint.
24034 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
24035 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
24036 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
24037 generates (neg (abs ...)) instead of (abs ...).
24039 2016-04-12 Jakub Jelinek <jakub@redhat.com>
24041 PR rtl-optimization/70596
24042 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
24043 just invalidate LRA data and reset them. Adjust dump wording.
24045 2016-04-12 Martin Liska <mliska@suse.cz>
24048 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
24050 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
24052 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
24053 max_loop_iterations_int.
24054 (tree_unswitch_outer_loop): Likewise.
24055 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
24056 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
24058 2016-04-12 Tom de Vries <tom@codesourcery.com>
24060 PR tree-optimization/68756
24061 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
24062 instead of new_name.
24064 2016-04-12 Jakub Jelinek <jakub@redhat.com>
24066 PR tree-optimization/70602
24067 * tree-sra.c (generate_subtree_copies): Don't write anything into
24068 constant pool decls.
24070 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
24071 regardless whether there are depend clauses or not.
24073 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24076 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
24077 target attribute and pragma from changing the -mfloat128
24078 and -mfloat128-hardware options.
24080 * doc/extend.texi (Additional Floating Types): Document PowerPC
24081 __float128 restrictions.
24083 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
24086 * config/aarch64/driver-aarch64.c
24087 (aarch64_get_extension_string_for_isa_flags): New.
24088 (arch_extension): Rename to...
24089 (aarch64_arch_extension): ...This.
24090 (ext_to_feat_string): Rename to...
24091 (aarch64_extensions): ...This.
24092 (aarch64_core_data): Keep track of architecture extension flags.
24093 (cpu_data): Rename to...
24094 (aarch64_cpu_data): ...This.
24095 (aarch64_arch_driver_info): Keep track of architecture extension
24097 (get_arch_name_from_id): Rename to...
24098 (get_arch_from_id): ...This, change return type.
24099 (host_detect_local_cpu): Update and reformat for renames, handle
24100 extensions through common infrastructure.
24102 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
24105 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
24106 track of a canonical flag name.
24107 (all_extensions): Likewise.
24108 (arch_to_arch_name): Also track extension flags enabled by the arch.
24109 (all_architectures): Likewise.
24110 (aarch64_parse_extension): Move to here.
24111 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
24113 (aarch64_rewrite_selected_cpu): Update for above change.
24114 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
24115 are handled, such that the single explicit value enabled by an
24116 extension is kept seperate from the implicit values it also enables.
24117 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
24119 (aarch64_parse_extension): New.
24120 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
24121 here to config/aarch64/aarch64-protos.h.
24122 (aarch64_parse_extension): Move from here to
24123 common/config/aarch64/aarch64-common.c.
24124 (aarch64_option_print): Update.
24125 (aarch64_declare_function_name): Likewise.
24126 (aarch64_start_file): Likewise.
24127 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
24128 the canonical flag for extensions.
24129 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
24132 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
24134 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
24137 2016-04-09 Tom de Vries <tom@codesourcery.com>
24139 PR tree-optimization/68953
24140 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
24141 first to last subscript.
24143 2016-04-09 Jakub Jelinek <jakub@redhat.com>
24145 PR tree-optimization/70586
24146 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
24149 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
24153 PR tree-optimization/70373
24154 PR middle-end/70533
24155 PR middle-end/70534
24156 PR middle-end/70535
24157 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
24158 clauses for acc parallel reductions as necessary. Error on those
24160 * omp-low.c (scan_sharing_clauses): Don't install variables which
24161 are used in acc parallel reductions.
24162 (lower_rec_input_clauses): Remove dead code.
24163 (lower_oacc_reductions): Add support for reference reductions.
24164 (lower_reduction_clauses): Remove dead code.
24165 (lower_omp_target): Don't remap variables appearing in acc parallel
24167 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
24169 2016-04-08 Jakub Jelinek <jakub@redhat.com>
24171 PR middle-end/70593
24172 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
24173 with multiple SSA_NAME defs, force the outputs other than first
24174 to be live before calling live_track_process_def on each output.
24176 PR rtl-optimization/70574
24177 * fwprop.c (forward_propagate_and_simplify): Don't add
24178 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
24179 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
24180 paradoxical subregs within *loc.
24182 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
24184 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
24185 -ftree-parallelize-loops={0,1}.
24186 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
24187 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
24188 * config/ia64/hpux.h (LIB_SPEC): Likewise.
24189 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
24190 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
24192 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
24195 * asan.c (instrument_derefs): If we get unknown location, extract it
24196 with EXPR_LOCATION.
24197 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
24199 2016-04-08 Tom de Vries <tom@codesourcery.com>
24201 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
24202 implicit firstprivate clause.
24204 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24207 * config/arm/thumb2.md (tst + branch-> lsls + branch
24208 peephole below *orsi_not_shiftsi_si): Require that condition
24209 register is dead after the peephole.
24210 (second peephole after the above): Likewise.
24212 2016-04-08 Alan Modra <amodra@gmail.com>
24215 * builtins.c (fold_builtin_classify): For IBM extended precision,
24216 look at just the high-order double to test for NaN.
24217 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
24218 test just the high double for Inf but both doubles for subnormal
24221 2016-04-07 Jakub Jelinek <jakub@redhat.com>
24223 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
24224 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
24225 node->simdclone->mask_mode != VOIDmode masks.
24226 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
24227 earlier, use it instead of node->simdclone.
24228 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
24229 Set clonei->mask_mode.
24231 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
24234 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
24235 Pass it through to cp_parser_already_scoped_statement.
24236 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
24237 it through to cp_parser_statement.
24238 (cp_parser_statement): Pass IF_P through to
24239 cp_parser_iteration_statement.
24240 (cp_parser_pragma): Adjust call to
24241 cp_parser_iteration_statement.
24243 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
24246 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
24247 resolve a future -Wparentheses warning.
24248 * omp-low.c (scan_sharing_clauses): Likewise.
24249 * tree-parloops.c (eliminate_local_variables): Likewise.
24251 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
24253 PR rtl-optimization/70398
24254 * lra-constraints.c (process_address_1): Check zero scale and code
24255 for reloading with zero scale.
24257 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
24259 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
24260 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
24262 2016-04-06 Jakub Jelinek <jakub@redhat.com>
24264 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
24265 Add support for AVX512F clones, include them by default for
24266 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
24267 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
24270 PR middle-end/70550
24271 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
24272 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
24273 firstprivate clauses.
24274 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
24275 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
24276 (lower_omp_target): Set TREE_NO_WARNING for
24277 non-addressable possibly uninitialized vars which are copied into
24278 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
24280 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
24282 * config/pa/predicates.md (integer_store_memory_operand): Accept
24283 REG+D operands with a large offset when reload_in_progress is true.
24284 (floating_point_store_memory_operand): Likewise.
24286 2016-04-05 Jakub Jelinek <jakub@redhat.com>
24289 * match.pd (nested int casts): Limit to GIMPLE.
24291 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
24294 * ipa-devirt.c (maybe_record_node): Fix comment; use
24295 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
24297 2016-04-05 Jakub Jelinek <jakub@redhat.com>
24299 PR rtl-optimization/70542
24300 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
24301 if there are any uses other than insn or debug insns.
24303 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
24304 Jakub Jelinek <jakub@redhat.com>
24306 PR tree-optimization/70509
24307 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
24308 Shift HOST_WIDE_INT_1U instead of 1.
24310 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
24312 PR tree-optimization/70509
24313 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
24314 of the vector base type for index.
24316 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
24319 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
24321 2016-04-05 Richard Biener <rguenther@suse.de>
24323 PR tree-optimization/70526
24324 * tree-sra.c (build_ref_for_offset): Use prev_base to
24325 extract the alias pointer type.
24327 2016-04-05 Richard Biener <rguenther@suse.de>
24329 * dse.c (struct store_info): Remove alias_set member.
24330 (struct read_info_type): Likewise.
24331 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
24332 spill_deleted, clear_alias_set_lookup): Remove.
24333 (get_group_info): Remove dead base == NULL_RTX case.
24334 (dse_step0): Remove initialization of removed variables.
24335 (delete_dead_store_insn): Reomve alias set dumping.
24336 (free_read_records): Remove alias_set handling.
24337 (canon_address): Remove alias_set_out parameter.
24338 (record_store): Remove spill_alias_set, it's always zero.
24339 (check_mem_read_rtx): Likewise.
24340 (dse_step2): Rename from ...
24341 (dse_step2_nospill): ... this. Adjust.
24342 (scan_stores): Rename from ...
24343 (scan_stores_nospill): ... this.
24344 (scan_reads): Rename from ...
24345 (scan_reads_nospill): ... this.
24346 (scan_stores_spill, scan_reads_spill): Remove.
24347 (dse_step3_scan): Remove for_spills argument which is always false.
24348 (dse_step3): Likewise.
24349 (dse_step5): Rename from ...
24350 (dse_step5_nospill): ... this. Remove alias_set handling.
24351 (rest_of_handle_dse): Adjust.
24353 2016-04-05 Jakub Jelinek <jakub@redhat.com>
24356 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
24357 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
24358 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
24359 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
24361 2016-04-05 Richard Biener <rguenther@suse.de>
24363 PR middle-end/70499
24364 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
24365 non-register type temporaries into SSA.
24367 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
24370 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
24371 calls when sanitizing.
24372 (possible_polymorphic_call_target_p): Fix formatting.
24374 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24375 Jakub Jelinek <jakub@redhat.com>
24377 PR middle-end/70457
24378 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
24379 to ensure a call statement is compatible with a built-in's
24381 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
24384 2016-04-04 Richard Biener <rguenther@suse.de>
24386 PR rtl-optimization/70484
24387 * rtl.h (canon_output_dependence): Declare.
24388 * alias.c (canon_output_dependence): New function.
24389 * dse.c (record_store): Use canon_output_dependence rather
24390 than canon_true_dependence.
24392 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
24395 * cgraph.h (symtab_node::copy_visibility_from): New function.
24396 * symtab.c (symtab_node::copy_visibility_from): New function.
24397 * ipa-visibility.c (optimize_weakref): New function.
24398 (function_and_variable_visibility): Use it.
24400 2016-04-04 Martin Liska <mliska@suse.cz>
24403 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
24404 value that is really in range handled by SBR instruction.
24405 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
24406 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
24407 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
24409 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
24413 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
24414 set, but not for SP_REG operands.
24416 2016-04-02 Martin Sebor <msebor@redhat.com>
24419 * fold-const.c (maybe_nonzero_address): New function.
24420 (fold_comparison): Call it. Fold equality and relational
24421 expressions involving null pointers.
24422 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
24424 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
24426 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
24427 the "Y" constraint (scalar FP 0.0 immediate).
24429 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
24430 Add the "const_double" to the list of operand constraints.
24432 2016-04-01 Jakub Jelinek <jakub@redhat.com>
24434 PR rtl-optimization/70467
24435 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
24436 If low word of the last operand is 0, just emit addition/subtraction
24439 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24442 * config/s390/s390.c (s390_expand_insv): Check for everything
24443 constant instead of just VOIDmode stuff.
24445 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24448 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
24450 2016-04-01 Nathan Sidwell <nathan@acm.org>
24452 * tree.def (TRY_CATCH_EXPR): Correct documentation.
24454 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
24456 PR rtl-optimization/70461
24457 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
24460 2016-03-31 Martin Liska <mliska@suse.cz>
24463 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
24464 a tree value or an immediate integer value to a buffer
24465 that is eventually copied to a BRIG section.
24466 (emit_immediate_operand): Call the function here.
24467 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
24468 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
24469 of class' fields that are removed.
24470 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
24471 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
24472 m_brig_repr_size fields.
24474 2016-03-31 Martin Liska <mliska@suse.cz>
24477 * hsa-gen.c (hsa_function_representation::update_dominance): New
24479 (convert_addr_to_flat_segment): Likewise.
24480 (gen_hsa_memory_set): New alignment argument.
24481 (gen_hsa_ctor_assignment): Likewise.
24482 (gen_hsa_insns_for_single_assignment): Provide alignment
24483 to gen_hsa_ctor_assignment.
24484 (gen_hsa_insns_for_direct_call): Add new argument.
24485 (expand_lhs_of_string_op): New function.
24486 (expand_string_operation_builtin): Likewise.
24487 (expand_memory_copy): New function.
24488 (expand_memory_set): New function.
24489 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
24490 (convert_switch_statements): Change signature.
24491 (generate_hsa): Use a return value of the function.
24492 (pass_gen_hsail::execute): Do not call
24493 convert_switch_statements here.
24494 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
24495 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
24496 (hsa_function_representation::update_dominance): New function.
24498 2016-03-31 Martin Liska <mliska@suse.cz>
24501 * hsa-brig.c (emit_directive_variable): Emit alignment
24502 according to hsa_symbol::m_align.
24503 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
24504 (dump_hsa_symbol): Dump alignment of HSA symbols.
24505 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
24506 (gen_hsa_addr_with_align): New function.
24507 (hsa_bitmemref_alignment): Use newly added function.
24508 (gen_hsa_insns_for_load): Likewise.
24509 (gen_hsa_insns_for_store): Likewise.
24510 (gen_hsa_memory_copy): New argument added.
24511 (gen_hsa_insns_for_single_assignment): Respect
24512 alignment for assignments processed via gen_hsa_memory_copy.
24513 (gen_hsa_insns_for_direct_call): Likewise.
24514 (gen_hsa_insns_for_return): Likewise.
24515 (gen_function_def_parameters): Set default alignment.
24516 * hsa.c (hsa_object_alignment): New function.
24517 (hsa_byte_alignment): Pasted function.
24518 * hsa.h (hsa_symbol::m_align): New field.
24520 2016-03-31 Bin Cheng <bin.cheng@arm.com>
24522 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
24523 scratch field for goto case.
24525 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
24527 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
24529 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
24532 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
24533 (scalar_chain::convert_insn): Call convert_op for reg
24534 moves to handle undefined registers.
24536 2016-03-31 Nathan Sidwell <nathan@acm.org>
24539 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
24540 Assert we don't want to move backwards.
24542 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
24545 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
24547 2016-03-31 Jakub Jelinek <jakub@redhat.com>
24549 PR rtl-optimization/70460
24550 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
24551 with operand from REG_LABEL_OPERAND, instead substitute
24552 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
24553 Don't do anything for REG_NON_LOCAL_GOTO jumps.
24555 2016-03-31 Martin Liska <mliska@suse.cz>
24557 * passes.c (execute_one_pass): Do not call
24558 todo_after for a discarded function.
24560 2016-03-31 Bin Cheng <bin.cheng@arm.com>
24562 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
24563 (no_cost, infinite_cost): Initialize the new field.
24564 (get_computation_cost_at): Record setup cost.
24565 (determine_use_iv_cost_address): Skip cost computation for sub
24566 uses if we can estimate it without losing accuracy.
24568 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
24570 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
24572 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
24573 max_loop_iterations_int.
24574 (tree_unswitch_outer_loop): Likewise.
24575 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
24576 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
24578 2016-03-30 Richard Biener <rguenther@suse.de>
24580 PR middle-end/70450
24581 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
24583 2016-03-30 Jakub Jelinek <jakub@redhat.com>
24586 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
24587 in gen_blendm expander.
24589 2016-03-30 Nick Clifton <nickc@redhat.com>
24592 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
24593 case where we are already provided with an SImode SUBREG.
24595 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
24598 * config/i386/i386.c (ix86_expand_epilogue): Properly check
24599 conflict between DRAP register and __builtin_eh_return.
24601 2016-03-30 Michael Matz <matz@suse.de>
24602 Richard Biener <rguenther@suse.de>
24605 * ipa-polymorphic-call.c (struct type_change_info): Change
24606 speculative to an unsigned allowing to limit the work we do.
24607 (csftc_abort_walking_p): New inline function..
24608 (check_stmt_for_type_change): Limit the number of may-defs
24609 skipped for speculative devirtualization to
24610 max-speculative-devirt-maydefs.
24611 * params.def (max-speculative-devirt-maydefs): New param.
24612 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
24614 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
24617 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
24620 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
24622 PR tree-optimization/59124
24623 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
24624 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
24626 2016-03-29 Jeff Law <law@redhat.com>
24628 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
24630 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24632 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
24635 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
24637 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
24638 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
24639 gcrt0.o if linking dynamically.
24641 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24644 * ipa-devirt.c (methods_equal_p): New function.
24645 (compare_virtual_tables): Use it.
24646 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
24647 * cgraphclones.c (clone_function_name_1): Use
24648 symbol_table::symbol_suffix_separator.
24649 * coverage.c (build_var): Likewise.
24650 * symtab.c (symbol_table::symbol_suffix_separator): New.
24652 2016-03-29 Jakub Jelinek <jakub@redhat.com>
24654 PR rtl-optimization/70429
24655 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
24656 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
24657 mode != result_mode.
24660 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
24662 PR tree-optimization/70405
24663 * ssa-iterators.h (num_imm_uses): Add missing braces.
24665 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
24667 PR rtl-optimization/68695
24668 * ira-color.c (allocno_copy_cost_saving): New.
24669 (improve_allocation): Use it.
24671 2016-03-29 Richard Henderson <rth@redhat.com>
24673 PR middle-end/70355
24674 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
24676 2016-03-29 Richard Biener <rguenther@suse.de>
24678 PR middle-end/70424
24679 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
24680 use alignment returned by get_pointer_alignment_1 if it is
24681 bigger than BITS_PER_UNIT.
24682 * builtins.c (get_pointer_alignment_1): Do not return true
24683 for alignment extracted from SSA info.
24685 2016-03-28 James Bowman <james.bowman@ftdichip.com>
24687 * config/ft32/ft32.opt (mnodiv): New.
24688 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
24689 * doc/invoke.texi (FT32 Options -mnodiv): New.
24691 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
24694 * config/i386/i386.md (define_split, andn): Fix modes.
24696 2016-03-26 Richard Biener <rguenther@suse.de>
24697 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24700 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
24702 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
24703 as 2nd argument to cl_optimization_restore().
24705 2016-03-25 Richard Henderson <rth@redhat.com>
24708 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
24709 * config/aarch64/aarch64-protos.h: Declare it.
24710 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
24712 2016-03-25 Alan Modra <amodra@gmail.com>
24715 * config/rs6000/constraints.md (j): Simplify.
24716 * config/rs6000/predicates.md (easy_fp_constant): Exclude
24718 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
24719 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
24720 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
24721 in all constraint alternatives.
24722 (movtd_64bit_nodm): Delete "j" constraint alternative.
24724 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
24726 * tree-ssa-propagate.c: Enhance docs for
24727 SSA_PROP_NOT_INTERESTING.
24729 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
24731 * doc/extend.texi: Fix typo in documentation to pure attribute.
24733 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
24736 * config/pa/pa.md (bswapdi2): Use a scratch register.
24738 2016-03-24 Richard Henderson <rth@redhat.com>
24740 PR middle-end/69845
24741 * fold-const.c (extract_muldiv_1): Correct test for multiplication
24744 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
24746 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
24747 using ix86_expand_binary_operator instead of gen_andsi3.
24749 2016-03-24 Richard Biener <rguenther@suse.de>
24751 PR tree-optimization/70396
24752 * tree-vect-stmts.c (vectorizable_comparison): Use
24753 get_vectype_for_scalar_type.
24755 2016-03-24 Richard Biener <rguenther@suse.de>
24757 PR middle-end/70370
24758 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
24759 with register bases.
24761 2016-03-24 Richard Biener <rguenther@suse.de>
24763 PR tree-optimization/70372
24764 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
24765 build_all_ones_cst to also handle vector types correctly.
24767 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
24770 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
24773 2016-03-23 Marek Polacek <polacek@redhat.com>
24776 * doc/invoke.texi: Document -Wignored-attributes.
24778 2016-03-23 Bin Cheng <bin.cheng@arm.com>
24780 PR tree-optimization/69042
24781 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
24782 parameter from 30 to 40.
24784 2016-03-23 Bin Cheng <bin.cheng@arm.com>
24786 PR tree-optimization/69042
24787 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
24788 for use with constant offset stripped in base.
24790 2016-03-23 Richard Biener <rguenther@suse.de>
24792 PR middle-end/70251
24793 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
24794 mode compatibility check.
24795 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
24797 2016-03-23 Jeff Law <law@redhat.com>
24799 PR tree-optimization/64058
24800 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
24802 (struct ssa_conflicts): Move up earlier in the file.
24803 (conflicts_, var_map_): New static variables.
24804 (initialize_conflict_count): New function to initialize the
24805 CONFLICT_COUNT field for each conflict pair.
24806 (compare_pairs): Lazily initialize the conflict count and use it
24807 as the first tie-breaker.
24808 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
24809 and wipe conflicts_ and map_ around the call to qsort. Remove
24810 special case for 2 coalesce pairs.
24811 * bitmap.c (bitmap_count_unique_bits): New function.
24812 (bitmap_count_bits_in_word): New function, extracted from
24814 (bitmap_count_bits): Use bitmap_count_bits_in_word.
24815 * bitmap.h (bitmap_count_unique_bits): Declare it.
24817 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
24820 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
24821 transparent alias chain for decl assembler name.
24822 * config/sol2.c (solaris_assemble_visibility): Likewise.
24824 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24826 * config/arm/arm1020e.md (1020call_op): Reduce reservation
24828 (v10_fdivs): Likewise.
24829 (v10_fdivd): Likewise.
24831 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24834 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
24835 to not call fclose twice on file.
24837 2016-03-23 Jakub Jelinek <jakub@redhat.com>
24839 PR tree-optimization/70354
24840 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
24841 oprnd0 is wider than oprnd1 and there is a cast from the wider
24842 type to oprnd1, mask it with the mask of the narrower type.
24845 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
24846 Optimize TARGET_STV splitters, if high or low word of last argument
24849 2016-03-22 Jeff Law <law@redhat.com>
24852 tree-ssa-threadbackward.c
24853 (fsm_find_control_statement_thread_paths): Correctly distinguish
24854 between old style jump threads vs FSM jump threads.
24856 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
24859 * config/i386/i386.c (scalar_chain::convert_op): Support
24860 uninitialized register usage case.
24862 2016-03-22 Richard Biener <rguenther@suse.de>
24864 PR middle-end/70251
24865 * genmatch.c (gen_transform): Adjust last parameter to a three-state
24867 (capture::gen_transform): ... to change behavior when substituting
24868 a condition into cond or not-cond expr context.
24869 (dt_simplify::gen_1): Adjust.
24870 * gimple-match-head.c: Include gimplify.h for unshare_expr.
24871 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
24872 last change and instead change to
24873 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
24874 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
24876 2016-03-22 Anthony Green <green@moxielogic.com>
24878 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
24879 issue for moxiebox targets.
24880 (CC1PLUS_SPEC): Ditto.
24882 2016-03-22 Richard Biener <rguenther@suse.de>
24884 PR middle-end/70333
24885 * fold-const.c (extract_muldiv_1): Properly perform multiplication
24888 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
24890 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
24892 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
24895 * config/i386/i386.c (def_builtin): Handle
24896 OPTION_MASK_ISA_AVX512VL to be and-ed with other
24898 (const struct builtin_description bdesc_special_args[]):
24899 Remove duplicate ISA bits.
24901 2016-03-22 Jakub Jelinek <jakub@redhat.com>
24904 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
24905 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
24906 in a way that works also for AVX512BW.
24909 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
24910 instead of source if operands[1] is xmm16 and above and
24911 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
24912 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
24915 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
24916 on assign if (*from_p) is a comparison, set it to
24917 TREE_NO_WARNING (*from_p).
24919 2016-03-21 Jakub Jelinek <jakub@redhat.com>
24921 PR middle-end/70326
24922 * lra.c (restore_scratches): Ignore deleted insns.
24924 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
24925 Jakub Jelinek <jakub@redhat.com>
24927 PR tree-optimization/70317
24928 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
24931 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
24934 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
24935 of ix86_expand_move.
24937 (movti): Use general_operand for operand 1 predicate.
24939 2016-03-21 Martin Liska <mliska@suse.cz>
24941 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
24943 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
24945 2016-03-21 Martin Liska <mliska@suse.cz>
24948 * ipa-icf.c (sem_function::parse): Skip static
24949 constructors and destructors.
24951 2016-03-21 Jakub Jelinek <jakub@redhat.com>
24954 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
24955 function-like macro, peek following token(s) if it is followed
24956 by CPP_OPEN_PAREN token with optional padding in between, and
24957 if not, don't treat it like a macro.
24959 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
24960 Alexander Monakov <amonakov@ispras.ru>
24962 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
24963 for the stabs debug format.
24965 2016-03-21 Richard Biener <rguenther@suse.de>
24967 PR tree-optimization/70310
24968 * tree-vect-generic.c (expand_vector_condition): Fold the built
24971 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
24974 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
24975 Block third alternative for AVX-512VL target,
24977 2016-03-21 Martin Liska <mliska@suse.cz>
24980 * hsa-brig.c (emit_function_directives): Mark unemitted
24981 global variables for emission.
24982 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
24983 (get_symbol_for_decl): Likewise.
24984 * hsa.h (struct hsa_symbol): New flag.
24986 2016-03-21 Richard Biener <rguenther@suse.de>
24988 PR tree-optimization/70288
24989 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
24990 we do not estimate unsimplified all-constant conditionals or
24991 switches as optimized away.
24993 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
24995 PR rtl-optimization/69102
24996 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
24997 when we have a readonly dependency context.
24999 2016-03-18 Jeff Law <law@redhat.com>
25001 PR rtl-optimization/70263
25002 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
25003 (update_equiv_regs): When trying to move a store to after the insn
25004 that sets the source of the store, make sure the store occurs after
25005 the insn that sets the source of the store. When successful note
25006 the REG_EQUIV note created in the dump file.
25008 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
25009 Bernd Schmidt <bschmidt@redhat.com>
25011 * doc/extend.texi: Document more potential problems with basic asms.
25013 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
25015 PR rtl-optimization/70278
25016 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
25019 2016-03-18 Jason Merrill <jason@redhat.com>
25021 * calls.c (load_register_parameters): Fix zero size sibcall logic.
25023 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
25025 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
25026 values to 128b regs.
25028 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25030 PR tree-optimization/70252
25031 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
25032 boolean vector has a proper number of elements.
25033 (supportable_narrowing_operation): Likewise.
25035 2016-03-18 Tom de Vries <tom@codesourcery.com>
25038 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
25040 2016-03-18 Jakub Jelinek <jakub@redhat.com>
25042 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
25043 instead of replace_rtx for DEBUG_INSNs.
25045 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
25047 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
25048 load type reservations.
25050 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
25053 * config/pa/constraints.md: Revert 2015-02-13 change. Use
25054 define_constraint for "Q" and "T" constraints.
25056 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
25058 Tweak the pipeline model for Exynos M1
25060 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
25063 2016-03-17 David Malcolm <dmalcolm@redhat.com>
25066 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
25067 where one or both locations aren't within a line_map.
25069 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
25072 * opts.c (finish_options): Don't set flag_pie to the default if
25073 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
25076 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
25078 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
25079 true as ALL_REGS argument to replace_rtx.
25081 2016-03-17 Richard Biener <rguenther@suse.de>
25084 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
25087 2016-03-17 Jakub Jelinek <jakub@redhat.com>
25090 * rtl.h (replace_rtx): Add ALL_REGS argument.
25091 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
25092 equality and assert mode is the same, instead of just rtx pointer
25094 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
25095 true as ALL_REGS argument to replace_rtx.
25097 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
25099 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
25100 for boolean vector with vector mode only.
25101 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
25103 2016-03-17 Nick Clifton <nickc@redhat.com>
25106 * config/rx/rx.c (rx_print_integer): Print negative constants in
25109 2016-03-17 Jakub Jelinek <jakub@redhat.com>
25112 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
25114 2016-03-16 Richard Henderson <rth@redhat.com>
25115 Richard Biener <rguenth@suse.de>
25117 PR middle-end/70240
25118 PR middle-end/68215
25120 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
25121 first operand as is_gimple_condexpr.
25123 PR middle-end/70240
25124 PR middle-end/68215
25126 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
25127 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
25128 Do not gimplify the result.
25129 (do_unop): Adjust call to tree_vec_extract.
25130 (do_binop): Likewise.
25131 (do_compare): Likewise.
25132 (do_plus_minus): Likewise.
25133 (do_negate): Likewise.
25134 (expand_vector_condition): Likewise.
25135 (do_cond): Likewise.
25137 2016-03-16 Richard Henderson <rth@redhat.com>
25140 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
25141 (aarch64_classify_address): Use it.
25142 (aarch64_legitimize_address): Force all subexpressions of PLUS
25143 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
25145 2016-03-16 Jakub Jelinek <jakub@redhat.com>
25146 Richard Biener <rguenth@suse.de>
25149 * rtlanal.c (replace_rtx): For REG, if from is a REG,
25150 return to even if only REGNO is equal, and assert
25153 2016-03-11 Jeff Law <law@redhat.com>
25155 PR rtl-optimization/70224
25156 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
25158 2016-03-16 Richard Henderson <rth@redhat.com>
25160 PR middle-end/70199
25161 * function.h (struct function): Add has_forced_label_in_static.
25162 * gimplify.c (force_labels_r): Set it.
25163 * lto-streamer-in.c (input_struct_function_base): Read it.
25164 * lto-streamer-out.c (output_struct_function_base): Write it.
25165 * tree-inline.c (has_label_address_in_static_1): Remove.
25166 (copy_forbidden): Remove fndecl parameter; test
25167 has_forced_label_in_static.
25168 (inline_forbidden_p): Update call to copy_forbidden.
25169 (tree_versionable_function_p): Likewise.
25170 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
25171 (chkp_versioning): Likewise.
25172 * tree-inline.h (copy_forbidden): Update decl.
25174 2016-03-16 Marek Polacek <polacek@redhat.com>
25177 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
25178 function being thunked if the result type doesn't have fixed size.
25179 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
25180 doesn't have fixed size.
25182 2016-03-16 Bin Cheng <bin.cheng@arm.com>
25184 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
25185 reporting malformed loop nest.
25187 2016-03-16 Tom de Vries <tom@codesourcery.com>
25190 * ipa-devirt.c (possible_polymorphic_call_targets): Move
25191 nodes.length () == 1 test to before first nodes[0] access.
25193 2016-03-16 Tom de Vries <tom@codesourcery.com>
25195 PR tree-optimization/68715
25196 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
25197 single_pred_p test.
25199 2016-03-16 Tom de Vries <tom@codesourcery.com>
25201 PR tree-optimization/68809
25202 * graphite-scop-detection.c (same_close_phi_node): Test if result types
25205 2016-03-16 Carlos O'Donell <carlos@redhat.com>
25206 Sandra Loosemore <sandra@codesourcery.com>
25208 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
25209 on leaf attribute. Mention ELF interposition problems.
25211 2016-03-16 Alan Modra <amodra@gmail.com>
25213 PR rtl-optimization/69195
25214 PR rtl-optimization/47992
25215 * ira.c (indirect_jump_optimize): Ignore artificial defs.
25218 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
25221 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
25223 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25225 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
25227 2016-03-15 Jakub Jelinek <jakub@redhat.com>
25229 PR rtl-optimization/70222
25230 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
25231 optimization if mode is different from result_mode, queue up masking
25232 of the result in outer_op. Formatting fix.
25234 PR middle-end/70239
25235 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
25238 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
25240 PR rtl-optimization/69032
25241 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
25242 looping backwards over basic block insns.
25244 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
25247 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
25248 to non-speculative when propagating trap bits.
25250 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
25252 PR rtl-optimization/63384
25253 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
25254 DEBUG_INSN_P insns.
25256 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
25259 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
25260 factored out from ...
25261 (sched_analyze_insn): ... here.
25262 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
25263 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
25264 get_implicit_reg_pending_clobbers in it.
25265 (setup_id_reg_sets): Use setup_id_implicit_regs.
25266 (deps_init_id): Ditto.
25268 2016-03-15 Tom de Vries <tom@codesourcery.com>
25271 * cgraph.c (cgraph_node::get_body): Save, reset and restore
25273 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
25274 execute_function_dump.
25275 (execute_one_pass): Don't dump function if it will be dumped after ipa
25278 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
25280 * genrecog.c (match_pattern_2): If pred is NULL don't call
25281 safe_predicate_mode on it.
25283 2016-03-14 Jakub Jelinek <jakub@redhat.com>
25285 PR middle-end/70219
25286 * lra-constraints.c (delete_move_and_clobber): Change assertion
25287 to also allow dregno == 0.
25289 2016-03-14 Richard Henderson <rth@redhat.com>
25292 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
25293 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
25294 (reassociate_bb): Use optimize_vec_cond_expr; avoid
25295 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
25298 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
25301 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
25303 (lra_create_live_ranges_1): initialize hard register biggest_mode to
25305 * lra-constraints.c (split_reg): For hard regs, try to find the
25306 biggest single-register mode used in the function.
25308 2016-03-14 Richard Biener <rguenther@suse.de>
25310 PR tree-optimization/56365
25311 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
25312 constants to compare against.
25314 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
25317 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
25318 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
25319 (define_split for the GPR case): Use int_reg_operand instead of
25320 gpc_reg_operand for the output.
25322 2016-03-14 Tom de Vries <tom@codesourcery.com>
25324 PR tree-optimization/70045
25325 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
25326 create_empty_if_region_on_edge argument.
25328 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
25330 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
25331 (STACK_CHECK_PROTECT): Likewise.
25332 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
25333 (STACK_CHECK_PROTECT): Likewise.
25334 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
25335 (STACK_CHECK_PROTECT): Likewise.
25336 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
25337 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
25338 (STACK_CHECK_PROTECT): Likewise.
25340 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
25342 PR rtl-optimization/69307
25343 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
25344 registers in modes that span more than one register.
25346 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
25349 * lra-constraints.c (delete_move_and_clobber): New.
25350 (remove_inheritance_pseudos): Use it.
25352 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
25355 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
25356 the libcall is LCT_THROW.
25357 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
25358 for the checking routine.
25360 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
25363 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
25364 optimization if we have direct move.
25365 (roundu32<mode>2_fprs): Likewise.
25367 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
25370 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
25372 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
25373 Arguments swapped. All callers changed. Take reg_renumber into
25374 account, and Calculate and compare register ranges for hard regs.
25376 2016-03-11 Jeff Law <law@redhat.com>
25378 PR tree-optimization/70190
25379 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25380 Handle cases where we can not extract the taken edge, even though we
25381 found a constant value.
25383 PR tree-optimization/64058
25384 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
25385 (num_coalesce_pairs): Move up earlier in file.
25386 (find_coalesce_pair): Initialize the INDEX field for each pair
25388 (compare_pairs): No longer sort on the elements in each pair.
25389 Instead break ties with the index of the coalesce pair.
25391 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25394 * config/aarch64/aarch64-protos.h
25395 (aarch64_save_restore_target_globals): New prototype.
25396 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
25397 Call the above when popping pragma.
25398 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
25400 (aarch64_set_current_function): Rewrite using the above.
25402 2016-03-11 Jakub Jelinek <jakub@redhat.com>
25404 PR tree-optimization/70177
25405 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
25406 (extract_ops_from_tree): ... this. In the 2 argument
25407 overload remove _1 suffix.
25408 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
25409 (extract_ops_from_tree): ... this.
25410 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
25412 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
25413 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
25414 extract_ops_from_tree instead of 2 operand one.
25416 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
25418 PR tree-optimization/70013
25419 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
25420 for constant-pool entries.
25422 2016-03-11 Jakub Jelinek <jakub@redhat.com>
25424 PR rtl-optimization/70174
25425 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
25426 followed by gen_lowpart on force_reg instead of just gen_lowpart.
25428 PR tree-optimization/70169
25429 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
25430 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
25433 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
25434 Jakub Jelinek <jakub@redhat.com>
25437 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
25438 of uninitialized values.
25440 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25442 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
25444 ("*trunctddd2"): New pattern definition.
25445 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
25448 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25450 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
25451 definitions for BFP and DFP rounding modes.
25452 ("fixuns_truncdddi2", "fixuns_trunctddi2")
25453 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
25454 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
25455 ("fix_trunctf<mode>2"): Use the new constants instead of magic
25458 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25460 * config/s390/constraints.md: Adjust comment.
25461 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
25462 s390_decompose_addrstyle_without_index.
25463 * config/s390/predicates.md (shift_count_or_setmem_operand):
25464 Rename to setmem_operand.
25465 * config/s390/s390-protos.h
25466 (s390_decompose_shift_count): Rename to
25467 s390_decompose_addrstyle_without_index.
25468 * config/s390/s390.c (s390_decompose_shift_count)
25469 (s390_mem_constraint, print_shift_count_operand)
25470 (print_operand_address, print_operand): Rename
25471 s390_decompose_shift_count to
25472 s390_decompose_addrstyle_without_index and rename
25473 print_shift_count_operand to print_addrstyle_operand troughout the
25475 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
25476 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
25477 Rename shift_count_or_setmem_operand to setmem_operand.
25478 * config/s390/vx-builtins.md ("vec_insert<mode>")
25479 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
25482 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25485 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
25486 Handle overlapping retval and newval.
25488 2016-03-10 Nick Clifton <nickc@redhat.com>
25491 * config/aarch64/aarch64.c
25492 (aarch64_override_options_after_change_1): When forcing
25493 flag_omit_frame_pointer to be true, use a special value that can
25494 be detected if this function is called again, thus preventing
25495 flag_omit_leaf_frame_pointer from being forced to be false.
25497 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25499 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
25500 Set x_flag_omit_leaf_frame_pointer when handling
25501 -momit-leaf-frame-pointer.
25503 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25506 * cgraph.c (cgraph_node::dump): Dump split_part and
25507 indirect_call_target.
25508 * cgraph.h (cgraph_node): Add indirect_call_target flag.
25509 * ipa.c (has_addr_references_p): Cleanup.
25510 (is_indirect_call_target_p): New.
25511 (walk_polymorphic_call_targets): Do not mark virtuals that may be
25512 called indirectly as local.
25513 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
25515 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25518 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
25519 on cxa_pure_virtual.
25521 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25524 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
25526 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25529 * tree.c (need_assembler_name_p): Only record main variant type names.
25531 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
25534 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
25535 Always define to 0 or 1.
25536 (TARGET_FIX_ERR_A53_843419): New macro.
25537 * config/aarch64/aarch64-elf-raw.h
25538 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
25539 * config/aarch64/aarch64-linux.h: Likewise.
25540 * config/aarch64/aarch64.c
25541 (aarch64_override_options_after_change_1): Do not default
25542 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
25544 (aarch64_attributes): Handle fix-cortex-a53-843419.
25545 (aarch64_can_inline_p): Likewise.
25546 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
25548 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
25549 Jakub Jelinek <jakub@redhat.com>
25551 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
25552 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
25553 DECL_COMMONS if flag_unconstrained_commons is set.
25554 * tree-dfa.c (get_ref_base_and_extent): Likewise.
25555 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
25556 (funconstrained-commons): Document.
25558 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
25560 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
25561 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
25563 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
25565 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
25566 has a proper number of elements.
25568 2016-03-10 Alan Modra <amodra@gmail.com>
25570 PR rtl-optimization/69195
25571 PR rtl-optimization/47992
25572 * ira.c (recorded_label_ref): Delete.
25573 (update_equiv_regs): Return void.
25574 (indirect_jump_optimize): New function.
25575 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
25576 before regstat_compute_ri. Don't rebuild_jump_labels here.
25577 Delete update_regstat.
25579 2016-03-10 Richard Biener <rguenther@suse.de>
25581 PR tree-optimization/70128
25582 * tree-ssa-structalias.c (set_uids_in_ptset): Set
25583 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
25585 2016-03-09 Jakub Jelinek <jakub@redhat.com>
25587 PR tree-optimization/70152
25588 * tree-sra.c (replace_removed_params_ssa_names): Copy over
25589 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
25592 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
25593 instead of gen_sse2_loadlpd.
25594 * config/i386/sse.md (*vec_concatv2df): Rename to...
25595 (vec_concatv2df): ... this.
25597 PR tree-optimization/70127
25598 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
25600 2016-03-09 David Malcolm <dmalcolm@redhat.com>
25604 * diagnostic-show-locus.c (compatible_locations_p): New function.
25605 (layout::layout): Sanitize ranges using compatible_locations_p.
25607 2016-03-09 David Malcolm <dmalcolm@redhat.com>
25611 * diagnostic-show-locus.c (layout_range::layout_range): Replace
25612 location_range param with three const expanded_locations * and a
25614 (layout::layout): Replace call to
25615 rich_location::lazily_expand_location with get_expanded_location.
25616 Extract the range and perform location expansion here, passing
25617 the results to the layout_range ctor.
25618 * diagnostic.c (source_range::debug): Delete.
25619 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
25620 of rich_location::get_expanded_location.
25621 * gcc-rich-location.c (get_range_for_expr): Delete.
25622 (gcc_rich_location::add_expr): Reimplement to avoid the
25623 rich_location::add_range overload that took a location_range,
25624 passing a location_t instead.
25626 2016-03-09 Richard Biener <rguenther@suse.de>
25627 Jakub Jelinek <jakub@redhat.com>
25629 PR tree-optimization/70138
25630 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25631 Also skip vect_double_reduction_def.
25633 2016-03-09 Jakub Jelinek <jakub@redhat.com>
25636 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
25637 if the operand is "m".
25639 2016-03-09 Nathan Sidwell <nathan@acm.org>
25641 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
25643 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
25645 * config/i386/i386.c (processor_target_table): Fix cost table
25646 intialization order for znver1.
25648 2016-03-08 Jakub Jelinek <jakub@redhat.com>
25650 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
25651 - becuase -> because.
25652 * ipa-reference.c (ignore_module_statics): Likewise.
25653 * cgraph.c (cgraph_node::get_body): Likewise.
25654 * ipa-inline.c (early_inliner): Likewise.
25655 * ipa-devirt.c (types_same_for_odr): Likewise.
25656 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
25657 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
25659 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25661 * tree-ssa-math-opts.c: Fix typo in comment.
25663 2016-03-08 Jakub Jelinek <jakub@redhat.com>
25666 * config/i386/i386.c (scalar_chain::make_vector_copies,
25667 scalar_chain::convert_reg): Call end_sequence in between
25668 get_insns and emit_conversion_insns rather than after both
25671 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
25674 * config/i386/i386.h (machine_function): Add
25675 pc_thunk_call_expanded flag.
25676 (ix86_pc_thunk_call_expanded): New define.
25677 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
25678 (*set_got): Rename insn pattern from set_got.
25679 (*set_got_labelled): Rename inst pattern from set_got_labelled.
25680 * config/i386/i386.c (ix86_compute_frame_layout): Use
25681 ix86_pc_thunk_call_expanded to prevent red-zone.
25683 2016-03-07 Martin Jambor <mjambor@suse.cz>
25685 * hsa.h (hsa_get_ctor_statements): Declare.
25686 (hsa_get_dtor_statements): Likewise.
25687 (hsa_get_kernel_dispatch_type): Likewise.
25688 * hsa.c (hsa_get_ctor_statements): New function.
25689 (hsa_get_dtor_statements): Likewise.
25690 (hsa_get_kernel_dispatch_type): Likewise.
25691 * hsa-brig.c (hsa_cdtor_statements): Removed.
25692 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
25693 hsa_get_dtor_statements.
25694 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
25695 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
25697 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
25699 * config/arm/arm-cores.def (cortex-r8): New.
25700 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
25701 * config/arm/arm-tune.md: Likewise.
25702 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
25704 2016-03-07 Martin Sebor <msebor@redhat.com>
25706 PR rtl-optimization/19705
25707 * doc/invoke.texi (Options That Control Optimization): Clarify
25708 -fno-branch-count-reg.
25710 2016-02-26 Richard Biener <rguenther@suse.de>
25711 Jeff Law <law@redhat.com>
25713 PR tree-optimization/69740
25714 * cfghooks.c (remove_edge): Request loop fixups if we delete
25715 an edge that might turn an irreducible loop into a natural
25717 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
25718 Move after definition of loops_state_clear.
25720 2016-03-07 Bin Cheng <bin.cheng@arm.com>
25722 PR rtl-optimization/69052
25723 * rtlanal.c (commutative_operand_precedence): Set higher precedence
25726 2016-03-07 Tom de Vries <tom@codesourcery.com>
25728 PR tree-optimization/70116
25729 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
25730 is_tm_ending stmts and ubsan/asan internal functions.
25731 (find_duplicate): Use it. Don't test is_tm_ending here.
25733 2016-03-07 Richard Biener <rguenther@suse.de>
25735 PR tree-optimization/70115
25736 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
25737 (propagate_constants_for_unrolling): Use replace_uses_by.
25739 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
25741 PR middle-end/69916
25742 * omp-low.c (struct oacc_loop): Add ifns.
25743 (new_oacc_loop_raw): Initialize it.
25744 (finish_oacc_loop): Clear mask & flags if no ifns.
25745 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
25746 (oacc_loop_xform_loop): Add ifns arg & adjust.
25747 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
25749 2016-03-07 Richard Henderson <rth@redhat.com>
25752 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
25753 (insert_value_copy_on_edge): Likewise.
25755 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25757 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
25759 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25762 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
25764 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
25766 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
25768 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
25770 Fix sseimul type attribute.
25771 * config/i386/znver1.md
25772 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
25773 znver1_sseimul_avx256_load) : Fix the type attribute.
25774 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
25775 pipe usage and latency.
25777 2016-03-05 Jakub Jelinek <jakub@redhat.com>
25780 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
25781 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
25784 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
25787 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
25789 PR rtl-optimization/69941
25790 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
25791 the reg share its mode.
25793 2016-03-04 Jeff Law <law@redhat.com>
25795 PR tree-optimization/69196
25796 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25797 If the both SSA_NAMEs are anonymous, then consider them unassociated
25798 and include the PHI in the statement count.
25800 2016-03-05 Tom de Vries <tom@codesourcery.com>
25802 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
25803 construct in oacc routine. Check for oacc region in oacc routine.
25805 2016-03-04 Jakub Jelinek <jakub@redhat.com>
25808 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
25809 2016-02-22 changes, instead don't recurse if RECUR is already true.
25810 Don't change *dynamic_check if RECUR. Adjust recursive caller
25811 to pass true to the new argument.
25812 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
25815 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
25816 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
25818 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
25820 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
25822 PR rtl-optimization/57676
25823 * lra-assigns.c (lra_assign): Guard test for maximum iterations
25824 with flag_checking.
25826 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
25828 * tree-vect-patterns.c (search_type_for_mask): Handle
25829 comparison of booleans.
25831 2016-03-04 Jakub Jelinek <jakub@redhat.com>
25833 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
25837 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
25838 all other ops that have dw_val_class_die_ref operands,
25839 and DW_OP_GNU_entry_value.
25841 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25843 PR rtl-optimization/69904
25844 * config/arm/arm.c (arm_cannot_copy_insn_p):
25845 Return true for load-exclusive instructions.
25847 2016-03-03 Jakub Jelinek <jakub@redhat.com>
25850 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
25851 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
25852 the pattern no matter if it is used just by non-pattern, pattern
25854 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
25855 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
25856 oprnd1 def_stmt is in pattern, don't look through it.
25858 2016-03-03 Marek Polacek <polacek@redhat.com>
25860 PR middle-end/70050
25861 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
25863 2016-03-03 Martin Liska <mliska@suse.cz>
25865 PR tree-optimization/70043
25866 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
25867 previous statement if we see a debug statement.
25869 2016-03-03 Richard Biener <rguenther@suse.de>
25871 PR tree-optimization/55936
25872 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
25873 parameter and guard unsafe equivalence use.
25874 (vrp_evaluate_conditional_warnv_with_ops): Always use
25875 safe equivalences but not via the quadratic compare_names
25878 2016-03-03 Michael Collison <michael.collison@linaro.org>
25881 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
25882 for operand 1 to s_register_operand. Change predicate for operand
25883 2 to arm_not_immediate_operand.
25885 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
25887 * doc/tm.texi: Regenerated.
25889 2016-03-02 Richard Henderson <rth@redhat.com>
25892 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
25893 simplification when all args are positive non-fixed registers.
25895 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25897 * target.def (lra_p): Specify that new ports should use LRA.
25899 2016-03-02 Jakub Jelinek <jakub@redhat.com>
25902 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
25903 gimplify_type_sizes the type they refer to.
25904 (omp_notice_variable): Handle reference vars to VLAs.
25905 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
25906 reference to VLA decls in the second pass instead of first pass.
25908 2016-03-02 Tom de Vries <tom@codesourcery.com>
25910 PR tree-optimization/68659
25911 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
25912 new_expr == NULL_TREE.
25913 (get_new_name): Handle ADDR_EXPR.
25915 2016-03-02 Bin Cheng <bin.cheng@arm.com>
25917 PR rtl-optimization/69052
25918 * loop-invariant.c (canonicalize_address): New function.
25919 (inv_can_prop_to_addr_use): Check validity of address expression
25920 which is canonicalized by above function.
25922 2016-03-02 Alan Modra <amodra@gmail.com>
25925 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
25928 2016-03-02 Jakub Jelinek <jakub@redhat.com>
25931 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
25932 (*movhi_internal): Put mask moves from and to memory separately
25933 from moves from/to GPRs.
25935 2016-03-02 Richard Biener <rguenther@suse.de>
25937 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
25938 GENERIC expressions in GIMPLE.
25940 2016-03-02 Richard Biener <rguenther@suse.de>
25942 * config/i386/i386.c (type_natural_mode): Fix typo.
25944 2016-03-02 Nick Clifton <nickc@redhat.com>
25946 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
25948 2016-03-02 Richard Biener <rguenther@suse.de>
25949 Uros Bizjak <ubizjak@gmail.com>
25952 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
25954 2016-03-02 Richard Biener <rguenther@suse.de>
25956 PR middle-end/67278
25957 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
25959 2016-03-02 Marek Polacek <polacek@redhat.com>
25962 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
25963 "is promoted to" warning.
25965 2016-03-01 DJ Delorie <dj@redhat.com>
25967 * config.gcc: Deprecate mep-*.
25969 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
25971 PR middle-end/70025
25972 * lra-constraints.c (regno_val_use_in): New.
25973 (match_reload): Use it instead of regno_use_in.
25975 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
25977 PR rtl-optimization/70007
25978 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
25979 references present in REG_EQUAL notes attached to non-SET patterns.
25981 2016-03-01 Jeff Law <law@redhat.com>
25983 PR tree-optimization/69196
25984 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25985 Appropriately clamp the number of statements to copy when the
25986 thread path does not traverse a loop backedge.
25988 PR tree-optimization/69196
25989 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25990 Do count some PHIs in the thread path against the insn count. Decrease
25991 final statement count by one as the control statement in the last
25992 block will get removed. Remove special cased code for handling PHIs
25995 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
25998 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
25999 asm dialect alternatives to explicit GOTPCREL calls.
26001 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
26004 * ira.c (do_reload): Issue warning for generic stack checking here...
26005 * reload1.c (reload): ...instead of here and streamline it.
26007 2016-03-01 Nick Clifton <nickc@redhat.com>
26009 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
26011 2016-03-01 Richard Biener <rguenther@suse.de>
26013 PR tree-optimization/69983
26014 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
26015 types and fall back to operand_equal_p.
26017 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26020 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26022 * config/s390/constraints.md ("jm8"): New constraint.
26023 * config/s390/predicates.md ("const_int_8bitset_operand"): New
26025 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
26027 ("*setmem_long<setmem_and>"): New pattern.
26028 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
26030 ("*setmem_long_31z<setmem_and>"): New pattern.
26031 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
26032 New substitution rules with the required attributes.
26035 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26038 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26040 * gensupport.c (process_substs_on_one_elem): Split loop to
26041 complete mark_operands_used_in_match_dup on all expressions in the
26043 (adjust_operands_numbers): Inline into process_substs_on_one_elem
26044 and remove function.
26046 2016-03-01 Richard Biener <rguenther@suse.de>
26048 PR middle-end/70022
26049 * fold-const.c (fold_indirect_ref_1): Fix range checking for
26050 vector BIT_FIELD_REF extract.
26052 2016-03-01 Richard Biener <rguenther@suse.de>
26054 PR tree-optimization/69994
26055 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
26057 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
26059 PR tree-optimization/69956
26060 * tree-vect-stmts.c (supportable_widening_operation): Support
26061 multi-step conversion of boolean vectors.
26062 (supportable_narrowing_operation): Likewise.
26064 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26066 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
26069 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26071 * config/s390/subst.md (DSI_VI): New mode iterator.
26072 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
26073 * config/s390/vector.md ("vec_set<mode>"): Move expander before
26074 the insn definition.
26075 ("*vec_set<mode>"): Change predicate and add alternative to
26076 support only either register or const_int operands as element
26078 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
26080 ("vec_extract<mode>"): New expander.
26081 ("*vec_extract<mode>"): New insn definition supporting reg and
26082 const_int element selectors.
26083 ("*vec_extract<mode>_plus"): New insn definition supporting
26084 reg+const_int element selectors.
26085 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
26086 following expander+insn definition.
26087 ("<vec_shifts_name><mode>3"): New expander.
26088 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
26090 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26092 * config/s390/s390.md ("*tabort_1"): Change predicate to
26093 nonmemory_operand. Add a second alternative to cover
26094 register as well as const int operands.
26095 ("*tabort_1_plus"): New pattern definition.
26097 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26099 * config/s390/s390.md ("*ashrdi3_cc_31")
26100 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
26101 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
26102 Merge insn definitions into ...
26103 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
26104 New pattern definition.
26105 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
26106 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
26107 ("*ashr<mode>3_and"): Merge insn definitions into ...
26108 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
26109 New pattern definition.
26110 * config/s390/subst.md ("addr_style_op_cc_subst")
26111 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
26112 substitutions patterns plus attributes.
26113 Add ashiftrt to SUBST iterator.
26115 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26117 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
26118 op2 to nonmemory_operand.
26119 ("*<shift>di3_31", "*<shift>di3_31_and"):
26120 Merge into single pattern definition ...
26121 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
26122 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
26123 pattern definition ...
26124 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
26125 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
26128 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26130 * config/s390/predicates.md (const_int_6bitset_operand): New
26132 * config/s390/s390.md: Include subst.md.
26133 ("rotl<mode>3"): New expander.
26134 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
26136 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
26137 * config/s390/subst.md: New file.
26139 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26141 * config/s390/s390.md ("op_type", "atype", "length" attributes):
26142 Remove RRR type. It doesn't really exist.
26143 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
26145 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
26146 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
26147 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
26148 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
26149 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
26150 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
26151 `enabled' attribute.
26153 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26155 * gensupport.c (process_substs_on_one_elem): Split loop to
26156 complete mark_operands_used_in_match_dup on all expressions in the
26158 (adjust_operands_numbers): Inline into process_substs_on_one_elem
26159 and remove function.
26161 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
26164 * config/sparc/sparc.c (NWORDS_UP): Rename to...
26165 (CEIL_NWORDS): ...this. Use CEIL macro.
26166 (compute_fp_layout): Adjust to above renaming.
26167 (function_arg_union_value): Likewise.
26168 (sparc_arg_partial_bytes): Likewise.
26169 (sparc_function_arg_advance): Likewise.
26171 2016-02-29 Jeff Law <law@redhat.com>
26173 PR tree-optimization/70005
26174 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
26175 where an object with a boolean range is compared against a value
26178 PR tree-optimization/69999
26179 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
26180 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
26183 2016-02-29 Richard Biener <rguenther@suse.de>
26185 PR tree-optimization/69994
26186 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
26187 (get_unary_op): Look through nop conversions.
26188 (ops_equal_values_p): New function, look for equality diregarding
26190 (eliminate_plus_minus_pair): Use ops_equal_values_p
26191 (repropagate_negates): Do not use get_unary_op here.
26193 2016-02-29 Martin Liska <mliska@suse.cz>
26195 * system.h: Poison ENABLE_CHECKING macro.
26197 2016-02-29 Martin Liska <mliska@suse.cz>
26199 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
26200 is presented in dump flags.
26201 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
26202 (hsa_regalloc): Likewise.
26204 2016-02-19 Richard Biener <rguenther@suse.de>
26206 PR tree-optimization/69980
26207 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
26208 permutation of those we need to keep.
26210 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
26213 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
26214 (NWORDS_UP): ...this
26215 (init_cumulative_args): Minor tweaks.
26216 (sparc_promote_function_mode): Likewise.
26217 (scan_record_type): Delete.
26218 (traverse_record_type): New function template.
26219 (classify_data_t): New structure type.
26220 (classify_registers): New inline function.
26221 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
26222 exhausted. Instantiate traverse_record_type on classify_registers and
26223 deal with the case of a structure passed in slot #15 with no FP field
26225 (assign_data_t): New structure type.
26226 (compute_int_layout): New static function.
26227 (compute_fp_layout): Likewise.
26228 (count_registers): New inline function.
26229 (assign_int_registers): New static function.
26230 (assign_fp_registers): Likewise.
26231 (assign_registers): New inline function.
26232 (function_arg_record_value_1): Delete.
26233 (function_arg_record_value_2): Likewise.
26234 (function_arg_record_value_3): Likewise.
26235 (function_arg_record_value): Adjust to above changes. Instantiate
26236 traverse_record_type on count_registers to first count the number of
26237 registers to be used and then on assign_registers to assign them.
26238 (function_arg_union_value): Adjust to above renaming.
26239 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
26240 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
26241 case of a structure passed in slot #15
26242 (sparc_function_arg_advance): Likewise.
26243 (function_arg_padding): Minor tweak.
26245 2016-02-29 Richard Biener <rguenther@suse.de>
26247 PR tree-optimization/69720
26248 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
26249 the adjustment_def path for possibly vectorized defs.
26250 (vect_create_epilog_for_reduction): Handle vectorized initial
26253 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
26255 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
26257 2016-02-27 Jeff Law <law@redhat.com>
26260 2016-02-26 Richard Biener <rguenther@suse.de>
26261 Jeff Law <law@redhat.com>
26263 PR tree-optimization/69740
26264 * cfghooks.c (remove_edge): Request loop fixups if we delete
26265 an edge that might turn an irreducible loop into a natural
26268 2016-02-27 Jakub Jelinek <jakub@redhat.com>
26270 PR rtl-optimization/69896
26271 * tree-vect-generic.c (get_compute_type): Avoid single element
26274 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
26276 Rename the AArch64 tuning option and related functions to enable the
26277 Newton series for the reciprocal square root to reflect its
26278 approximative characteristic.
26280 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
26281 function to "aarch64_emit_approx_rsqrt".
26282 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
26283 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
26284 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
26285 (xgene1_tunings): Likewise.
26286 (use_rsqrt_p): Likewise.
26287 (aarch64_emit_swrsqrt): Use new function name.
26288 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
26289 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
26290 text explaining this option.
26291 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
26293 2016-02-26 Jakub Jelinek <jakub@redhat.com>
26296 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
26297 complain about -mallow-movmisalign without -mvsx if
26298 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
26300 2016-02-26 Joel Sherrill <joel@rtems.org>
26302 * config.gcc: Add x86_64-*-rtems*.
26303 * config/i386/rtems-64.h: New file.
26305 2016-02-26 Joel Sherrill <joel@rtems.org>
26307 * config.gcc: Add aarch64-*-rtems*.
26308 * config/aarch64/rtems.h: New file.
26310 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
26313 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
26314 shift amount using %h. Add comment.
26316 2016-02-26 Richard Biener <rguenther@suse.de>
26317 Jeff Law <law@redhat.com>
26319 PR tree-optimization/69740
26320 * cfghooks.c (remove_edge): Request loop fixups if we delete
26321 an edge that might turn an irreducible loop into a natural
26324 2016-02-26 Martin Jambor <mjambor@suse.cz>
26326 PR middle-end/69920
26327 * tree-sra.c (sra_modify_assign): Do not remove loads of
26328 uninitialized aggregates to SSA_NAMEs.
26330 2016-02-26 Richard Henderson <rth@redhat.com>
26333 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
26334 pseudo in case the target rtx matches the source of the left
26337 2016-02-26 Martin Jambor <mjambor@suse.cz>
26340 * hsa.h (hsa_type_packed_p): Declare.
26341 * hsa.c (hsa_type_packed_p): New function.
26342 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
26344 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
26345 * hsa-brig.c (emit_basic_insn): Likewise.
26347 2016-02-26 Martin Jambor <mjambor@suse.cz>
26350 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
26352 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
26354 2016-02-26 Martin Jambor <mjambor@suse.cz>
26356 * hsa.h (is_a_helper): New overload for hsa_op_immed for
26357 hsa_op_with_type operands.
26358 (hsa_unsigned_type_for_type): Declare.
26359 * hsa.c (hsa_unsigned_type_for_type): New function.
26360 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
26361 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
26362 the finalizer. Do not emit extra move.
26364 2016-02-26 Martin Jambor <mjambor@suse.cz>
26366 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
26367 atomic operations in private segment.
26369 2016-02-26 Martin Jambor <mjambor@suse.cz>
26371 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
26372 statements to wi->info. Also disallow omp simd constructs.
26373 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
26374 for not gridifying. Dump special string for omp_for.
26376 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26379 * config/aarch64/aarch64.c (aarch64_set_current_function):
26380 Save/restore target globals when switching to
26381 target_option_default_node.
26383 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26386 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
26387 Return 0 if !SHIFT_COUNT_TRUNCATED.
26389 2016-02-26 Jakub Jelinek <jakub@redhat.com>
26390 Eric Botcazou <ebotcazou@adacore.com>
26392 PR rtl-optimization/69891
26393 * dse.c (scan_insn): If we can't figure out memset arguments
26394 or they are non-constant, call clear_rhs_from_active_local_stores.
26396 2016-02-26 Martin Liska <mliska@suse.cz>
26398 * doc/extend.texi: Mention clog10, clog10f an clog10l
26399 in Builtins section.
26401 2016-02-26 Martin Liska <mliska@suse.cz>
26403 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
26405 (resolve_args_picking_1): Likewise.
26406 * dwarf2out.h (struct GTY): Likewise.
26408 2016-02-26 Martin Liska <mliska@suse.cz>
26410 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
26411 with flag_checking.
26412 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
26414 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
26415 Martin Liska <mliska@suse.cz>
26417 * doc/install.texi: Mention --enable-valgrind-annotations.
26419 2016-02-26 Richard Biener <rguenther@suse.de>
26421 PR tree-optimization/69551
26422 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
26423 looking through aliases adjust DECL_PT_UID to refer to the
26424 ultimate alias target.
26426 2016-02-25 Martin Liska <mliska@suse.cz>
26428 PR middle-end/69919
26429 * alloc-pool.c (after_memory_report): New variable.
26430 * alloc-pool.h (base_pool_allocator ::release): Do not use
26431 the infrastructure if after_memory_report.
26432 * toplev.c (toplev::main): Mark after memory report.
26434 2016-02-25 Richard Biener <rguenther@suse.de>
26436 PR tree-optimization/48795
26437 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
26439 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
26442 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
26443 offloading is enabled and -fopenacc or -fopenmp is specified.
26444 (CRTOFFLOADEND): Likewise.
26445 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
26446 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
26447 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
26448 (offload_objects_file_name): New static var.
26449 (tool_cleanup): Remove offload_objects_file_name file.
26450 (find_offloadbeginend): Replace with ...
26451 (find_crtoffloadtable): ... this.
26452 (run_gcc): Remove offload_argc and offload_argv.
26453 Get offload_objects_file_name from -foffload-objects=... option.
26454 Read names of object files with offload from this file, pass them to
26455 compile_images_for_offload_targets. Don't call find_offloadbeginend and
26456 don't pass offloadbegin and offloadend to the linker. Don't pass
26457 offload non-LTO files to the linker, because now they're not claimed.
26459 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
26462 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
26463 on builtin_unreachable.
26465 2016-02-25 Jakub Jelinek <jakub@redhat.com>
26467 PR rtl-optimization/69896
26468 * regcprop.c: Include cfgrtl.h.
26469 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
26470 than remembered mode, either delete it (if noop_move_p), or
26471 treat like copy_p but not noop_p instruction.
26473 2016-02-24 Jakub Jelinek <jakub@redhat.com>
26476 * dwarf2out.c (gen_variable_die): Work around buggy LTO
26477 - allow NULL decl for Fortran DW_TAG_common_block variables.
26479 2016-02-24 Jason Merrill <jason@redhat.com>
26481 * common.opt (flifetime-dse): Add -flifetime-dse=1.
26483 2016-02-24 Richard Biener <rguenther@suse.de>
26484 Jakub Jelinek <jakub@redhat.com>
26486 PR middle-end/69760
26487 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
26488 conditionally executed ops to well-defined overflow behavior.
26490 2016-02-24 Jakub Jelinek <jakub@redhat.com>
26492 PR middle-end/69915
26493 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
26496 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26498 PR rtl-optimization/69886
26499 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
26500 argument. Use it when checking validity of set instructions.
26501 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
26502 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
26504 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
26505 * store-motion.c (find_moveable_store): Update
26506 can_assign_to_reg_without_clobbers_p callsite.
26508 2016-02-24 Richard Biener <rguenther@suse.de>
26510 PR middle-end/68963
26511 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
26513 (record_nonwrapping_iv): Do not fall back to the low/high bound
26514 for non-constant IV bases if the stmt is not always executed.
26516 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26518 * config/arm/arm-cores.def (cortex-a32): New entry.
26519 * config/arm/arm-tables.opt: Regenerate.
26520 * config/arm/arm-tune.md: Regenerate.
26521 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
26522 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
26523 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
26524 for -mcpu and -mtune.
26526 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26529 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
26530 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
26531 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
26532 (atomic_loaddi_1): Delete.
26533 (atomic_loaddi): Rewrite expander using the above changes.
26535 2016-02-24 Jakub Jelinek <jakub@redhat.com>
26538 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
26541 2016-02-24 Jakub Jelinek <jakub@redhat.com>
26542 Richard Biener <rguenth@suse.de>
26544 PR middle-end/69909
26545 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
26546 set_mem_attributes if tem is SSA_NAME which got expanded
26549 2016-02-24 Richard Biener <rguenther@suse.de>
26551 PR tree-optimization/69907
26552 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
26553 end of permutations for BB vectorization.
26555 2016-02-24 Christian Bruel <christian.bruel@st.com>
26557 * config/arm/arm-c.c (arm_option_override): Initialize
26558 target_option_current_node.
26559 * config/arm/arm.c (arm_pragma_target_parse): Replace
26560 build_target_option_node call by target_option_current_node.
26561 Set target_option_current_node.
26564 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
26567 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
26568 define_insn_and_split to define_insn.
26569 (zero_extendqi<mode>2_dot2): Same.
26570 (extendqi<mode>2_dot): Same.
26571 (extendqi<mode>2_dot2): Same.
26573 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
26575 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
26576 and add bypass for AES{D,E} and AESMC pairs.
26577 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
26580 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
26582 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
26583 series for reciprocal square root in Exynos M1.
26585 2016-02-23 Martin Sebor <msebor@redhat.com>
26588 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
26589 __builtin_alloca_with_align.
26591 2016-02-23 Richard Henderson <rth@redhat.com>
26593 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
26594 (ix86_register_pragmas): Remove __seg_tls.
26595 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
26596 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
26597 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
26598 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
26599 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
26600 * doc/extend.texi (__seg_tls): Remove item.
26602 2016-02-23 Richard Biener <rguenther@suse.de>
26604 * alloc-pool.h (struct allocation_object): Make id member
26605 conditional on CHECKING_P again.
26606 (get_instance): Adjust.
26607 (base_pool_allocator): Likewise.
26609 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
26611 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
26612 (parallelize_loops): In OpenACC kernels mode, set n_threads to
26614 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
26616 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
26618 2016-02-23 Richard Biener <rguenther@suse.de>
26620 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
26621 * bitmap.h (struct bitmap_usage): Likewise.
26622 (bitmap_move): Declare.
26623 * bitmap.c (register_overhead): Take size_t argument.
26624 (bitmap_move): New function.
26625 * df-problems.c (df_rd_transfer_function): Use bitmap_move
26626 to properly account overhead.
26627 * tree.c (free_node): Use tree_size.
26629 2016-02-23 Jakub Jelinek <jakub@redhat.com>
26632 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
26633 when inverting comparison.
26636 * common.opt (Wunreachable-code): Add Warning flag.
26638 2016-02-23 Mark Wielaard <mjw@redhat.com>
26639 Jakub Jelinek <jakub@redhat.com>
26642 * cgraphunit.c (check_global_declaration): Check main_input_filename
26643 and DECL_SOURCE_FILE are not NULL.
26645 2016-02-23 Martin Jambor <mjambor@suse.cz>
26647 PR tree-optimization/69666
26648 * tree-sra.c (sra_modify_assign): Do not attempt to create
26649 default_def replacements for unscalarizable regions.
26651 2016-02-20 Mark Wielaard <mjw@redhat.com>
26654 * cgraphunit.c (check_global_declaration): Check level of
26655 warn_unused_const_variable and main_input_filename.
26656 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
26657 (-Wunused-variable): For C implies -Wunused-const-variable=1.
26658 (-Wunused-const-variable): Explain levels 1 and 2.
26660 2016-02-22 Jakub Jelinek <jakub@redhat.com>
26663 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
26664 identical arguments. Formatting and spelling fixes.
26667 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
26672 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
26673 and m68k-devices.def.
26674 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
26675 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
26677 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
26679 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
26680 and HImode registers.
26682 2016-02-22 Richard Biener <rguenther@suse.de>
26684 PR tree-optimization/69882
26685 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
26686 preserve permutations present because of gaps.
26687 (vect_supported_load_permutation_p): Always continue checking
26688 permutations after vect_attempt_slp_rearrange_stmts.
26690 2016-02-22 Bin Cheng <bin.cheng@arm.com>
26692 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
26693 min_profitable_estimate, rather than min_profitable_iters.
26695 2016-02-22 Jakub Jelinek <jakub@redhat.com>
26698 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
26699 SImode for last match_operand.
26701 2016-02-22 Martin Liska <mliska@suse.cz>
26703 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
26704 return bitsize - 1 as the return value.
26706 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
26710 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
26711 Handle negative shift counts.
26712 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
26713 force_reg on the shift constant.
26714 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
26715 (lshrsi3_d): Handle negative shift counts.
26717 2016-02-22 Richard Biener <rguenther@suse.de>
26718 Tom de Vries <tom@codesourcery.com>
26720 * graph.c: Include dumpfile.h.
26721 (print_graph_cfg): Split into three overloads.
26722 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
26724 2016-02-22 Tom de Vries <tom@codesourcery.com>
26726 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
26729 2016-02-22 Richard Biener <rguenther@suse.de>
26732 * ipa-inline-transform.c (inline_call): When not updating
26733 overall summaries adjust self size by the growth estimate.
26734 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
26735 hash-set, do not update overall summaries here. Renamed from ...
26736 (inline_to_all_callers): ... this which is now wrapping the
26737 above and performing delayed overall summary update.
26738 (early_inline_small_functions): Delay updating of the overall
26741 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
26743 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
26746 2016-02-19 Jakub Jelinek <jakub@redhat.com>
26749 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
26750 :%* in %:gt() argument.
26751 (greater_than_spec_func): Adjust for expecting only numbers,
26752 if there are more than two numbers, compare the last two.
26754 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
26756 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
26757 -Wnarrowing with -std.
26759 2016-02-19 Jakub Jelinek <jakub@redhat.com>
26762 * expr.c (store_field): Don't use bit-field path if exp is
26763 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
26764 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
26765 and the assignment can be performed by bitwise copy. Formatting
26768 PR middle-end/69838
26769 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
26770 call copy_reg_eh_region_note_forward on before and/or after sequences
26771 and remove note from insn if it no longer can throw.
26774 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
26775 if TARGET_AVX512BW.
26777 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26779 * config/s390/vector.md: Add missing commutative operand markers
26780 to the patterns which qualify for one.
26781 * config/s390/vx-builtins.md: Likewise.
26783 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26785 * config/s390/vector.md (VI, VI_QHS): Add single element vector
26786 types to mode iterators.
26787 (vec_double): ... and mode attribute.
26788 * config/s390/vx-builtins.md (non_vec_int): Likewise.
26790 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26792 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
26793 Change the predicate of op2 from nonimmediate to general and let
26794 reload fix it if necessary.
26796 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26798 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
26800 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26802 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
26805 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26807 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
26808 * config/s390/s390.c (s390_expand_vec_movstr): New function.
26809 * config/s390/s390.md ("movstr<P:mode>"): Call
26810 s390_expand_vec_movstr.
26812 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26814 * config/s390/s390.md: Add missing output modifier for operand 1
26815 to print it as address properly.
26817 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26819 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
26820 * config/s390/2964.md: New file.
26821 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
26822 of insn grouping attributes depending on the CPU level.
26823 (s390_get_unit_mask): New function.
26824 (s390_sched_score): Remove the OOO from the scheduling macros.
26825 Add loop to calculate a score for the instruction mix.
26826 (s390_sched_reorder): Likewise plus improve debug output.
26827 (s390_sched_variable_issue): Rename macros as above. Calculate
26828 the unit distances after actually scheduling an insn. Improve
26830 (s390_sched_init): Clear last_scheduled_unit_distance array.
26831 * config/s390/s390.md: Include 2964.md.
26833 2016-02-18 Jakub Jelinek <jakub@redhat.com>
26836 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
26837 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
26838 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
26839 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
26840 *avx512f_<code>v8div16qi2_mask_1): New insns.
26842 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
26845 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
26848 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
26849 earlyclobber from target. Use wF constraint for fused memory
26851 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
26853 2016-02-18 Jakub Jelinek <jakub@redhat.com>
26854 Martin Liska <mliska@suse.cz>
26857 * cfgexpand.c (asan_sanitize_stack_p): New function.
26858 (partition_stack_vars): Use the function.
26859 (expand_stack_vars): Likewise.
26860 (defer_stack_allocation): Likewise.
26861 (expand_used_vars): Likewise.
26863 2016-02-18 Richard Biener <rguenther@suse.de>
26865 PR middle-end/69553
26866 * fold-const.c (operand_equal_p): Properly compare offsets for
26867 IMAGPART_EXPR and ARRAY_REF.
26869 2016-02-18 Nick Clifton <nickc@redhat.com>
26873 * config/arm/arm.c (arm_option_override_internal): Disable
26874 interworking if the target does not support thumb instructions.
26875 (arm_reload_in_hi): Handle the case where a register to register
26876 move needs reloading because there is no simple pattern to handle
26878 (arm_reload_out_hi): Likewise.
26880 2016-02-18 Richard Biener <rguenther@suse.de>
26882 PR middle-end/69854
26883 * match.pd: Don't use fold_binary or fold_unary for folding
26886 2016-02-17 Jakub Jelinek <jakub@redhat.com>
26889 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
26890 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
26891 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
26892 warn on gimple_no_warning_p statements.
26894 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
26896 * doc/extend.texi (C++ Attributes): Correct description of
26897 warn_unused type attribute.
26899 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26901 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
26902 correct instruction.
26904 2016-02-17 Richard Biener <rguenther@suse.de>
26906 PR rtl-optimization/69609
26907 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
26908 (find_traces_1_round): When ending a trace update cached priority
26910 (bb_to_key): Use cached priority when available.
26911 (copy_bb): Initialize cached priority.
26912 (reorder_basic_blocks_software_trace_cache): Likewise.
26914 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26917 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
26919 (aarch64_comparison_operator): Break overly long line into two.
26920 (aarch64_comparison_operation): Likewise.
26921 * config/aarch64/aarch64.md (cstorecc4): Use
26922 aarch64_comparison_operator_mode instead of
26923 aarch64_comparison_operator.
26924 (cstore<mode>4): Likewise.
26925 (aarch64_cstore<mode>): Likewise.
26926 (*cstoresi_insn_uxtw): Likewise.
26927 (cstore<mode>_neg): Likewise.
26928 (*cstoresi_neg_uxtw): Likewise.
26930 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26933 * config/arm/predicates.md (arm_comparison_operator_mode):
26935 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
26936 instead of arm_comparison_operator.
26937 (*mov_negscc): Likewise.
26938 (*mov_notscc): Likewise.
26939 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
26940 (*thumb2_mov_negscc): Likewise.
26941 (*thumb2_mov_negscc_strict_it): Likewise.
26942 (*thumb2_mov_notscc): Likewise.
26943 (*thumb2_mov_notscc_strict_it): Likewise.
26945 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
26947 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
26948 Add missing return.
26950 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
26952 * config/visium/visium.c (machine_libfunc_index): New enum.
26953 (machine_libfuncs): New structure.
26954 (visium_libfuncs): New static variable.
26955 (TARGET_INIT_LIBFUNCS): Define to...
26956 (visium_init_libfuncs): ...this. New function.
26957 (expand_block_move_4): Use the appropriate libfunc.
26958 (expand_block_move_2): Likewise.
26959 (expand_block_move_1): Likewise.
26960 (expand_block_set_4): Likewise.
26961 (expand_block_set_2): Likewise.
26962 (expand_block_set_1): Likewise.
26963 (visium_trampoline_init): Likewise.
26965 2016-02-17 Nick Clifton <nickc@redhat.com>
26967 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
26968 TI's devices.csv file as of March 2016.
26970 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
26973 * opts-global.c (handle_common_deferred_options): Introduce and
26974 initialize two global variables to remember command-line options
26975 specifying a stack-limiting register.
26976 * opts.h: Add extern declarations of the two new global variables.
26977 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
26978 variable based on the values of the two new global variables.
26980 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26983 * common.opt (Wnonnull-compare): New warning.
26984 * doc/invoke.texi (-Wnonnull): Remove text about comparison
26985 of arguments against NULL.
26986 (-Wnonnull-compare): Document.
26987 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
26988 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
26989 * passes.def (pass_warn_nonnull_compare): Add.
26990 * gimple-ssa-nonnull-compare.c: New file.
26992 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26994 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
26995 AARCH64_EXTRA_TUNE_RECIP_SQRT.
26997 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26999 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
27000 reciprocal sqrt for -mlow-precision-recip-sqrt.
27002 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
27003 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27005 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
27006 always use lane loads to construct non-constant vectors.
27008 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
27010 * config/aarch64/aarch64.md
27011 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
27012 constraints for operand 3.
27013 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
27015 2016-02-16 Jakub Jelinek <jakub@redhat.com>
27016 Richard Biener <rguenther@suse.de>
27018 PR tree-optimization/69820
27019 * tree-vect-patterns.c (type_conversion_p): Return false if
27020 *orig_type is unsigned single precision or boolean.
27021 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
27024 2016-02-16 Jakub Jelinek <jakub@redhat.com>
27026 PR rtl-optimization/69764
27027 PR rtl-optimization/69771
27028 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
27029 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
27031 2016-02-16 Richard Biener <rguenther@suse.de>
27033 PR tree-optimization/69776
27034 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
27036 (indirect_refs_may_alias_p): Likewise.
27037 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
27038 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
27039 according to tbaa_p.
27040 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
27041 (optimize_stmt): For redundant store discovery do not allow tbaa.
27043 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
27045 PR tree-optimization/69714
27046 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
27047 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
27049 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
27051 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
27052 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
27053 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
27054 * config/arc/arc.c (arc_init): Check FPU options.
27055 (get_arc_condition_code): Handle new CC_FPU* modes.
27056 (arc_select_cc_mode): Likewise.
27057 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
27058 register pair only. Allow access for ARCv2 accumulator.
27059 (gen_compare_reg): Whenever we have FPU support use FPU compare
27061 (arc_reorg): Don't generate brcc insns when FPU compare
27062 instructions are involved.
27063 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
27064 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
27065 floating point emulation.
27066 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
27067 (REVERSE_CONDITION): Add new CC_FPU* modes.
27068 (TARGET_FP_SP_BASE): Define.
27069 (TARGET_FP_DP_BASE): Likewise.
27070 (TARGET_FP_SP_FUSED): Likewise.
27071 (TARGET_FP_DP_FUSED): Likewise.
27072 (TARGET_FP_SP_CONV): Likewise.
27073 (TARGET_FP_DP_CONV): Likewise.
27074 (TARGET_FP_SP_SQRT): Likewise.
27075 (TARGET_FP_DP_SQRT): Likewise.
27076 (TARGET_FP_DP_AX): Likewise.
27077 * config/arc/arc.md (ARCV2_ACC): New constant.
27078 (type): New fpu type attribute.
27079 (SDF): Conditional iterator.
27080 (cstore<mode>, cbranch<mode>): Change expand condition.
27081 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
27082 handles FPU/FPX cases as well.
27083 * config/arc/arc.opt (mfpu): New option.
27084 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
27086 (adddf3, muldf3, subdf3): Removed.
27087 * config/arc/predicates.md (proper_comparison_operator): Recognize
27089 * config/arc/fpu.md: New file.
27090 * doc/invoke.texi (ARC Options): Document mfpu option.
27092 2016-02-16 Richard Biener <rguenther@suse.de>
27094 PR rtl-optimization/69291
27095 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
27096 noce_operand_ok check.
27098 2016-02-16 Tom de Vries <tom@codesourcery.com>
27101 * omp-low.c (simd_clone_create): Remove call to
27102 symtab->call_cgraph_insertion_hooks.
27104 2016-02-16 Jakub Jelinek <jakub@redhat.com>
27106 PR tree-optimization/69802
27107 * tree-ssa-reassoc.c (update_range_test): If op is
27108 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
27109 op == 1 test of precision 1 integral op, otherwise handle
27110 that case as op itself. Fix up formatting.
27111 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
27114 2016-02-16 Richard Biener <rguenther@suse.de>
27116 PR tree-optimization/69586
27117 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
27118 types for conversion sources.
27120 2016-02-16 Richard Biener <rguenther@suse.de>
27122 PR middle-end/69801
27123 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
27124 mask OEP_ADDRESS_OF.
27126 2016-02-16 Alan Modra <amodra@gmail.com>
27129 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
27130 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
27131 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
27133 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
27134 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
27135 (p8_fmrgow_<mode>): Likewise.
27136 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
27138 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
27139 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
27140 to use movdi_internal64. Remove op0_di.
27141 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
27143 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
27145 Add support for the FCCMP insn types
27147 * config/aarch64/aarch64.md (fccmp): Change insn type.
27148 (fccmpe): Likewise.
27149 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
27150 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
27151 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
27152 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
27153 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
27154 * config/arm/types.md (fccmps): Add new insn type.
27155 (fccmpd): Likewise.
27157 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
27159 * alias.c (get_alias_set): Fix a typo in comment.
27161 2016-02-15 Richard Biener <rguenther@suse.de>
27163 PR tree-optimization/69595
27164 * match.pd: Complete range test simplification to true.
27166 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
27168 PR rtl-optimization/69648
27169 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
27170 pic_offset_table_rtx.
27172 PR rtl-optimization/69752
27173 * ira.c (update_equiv_regs): When looking for more than a single SET,
27174 also take other side effects into account.
27176 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
27178 * config/s390/s390.c (s390_function_profiler): Add a new sequence
27179 for z900+ CPUs in 31-bit mode.
27181 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
27183 * common/config/s390/s390-common.c (s390_supports_split_stack):
27185 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
27186 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
27187 * config/s390/s390.c (struct machine_function): New field
27188 split_stack_varargs_pointer.
27189 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
27190 in s390_emit_prologue.
27191 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
27193 (morestack_ref): New global.
27194 (SPLIT_STACK_AVAILABLE): New macro.
27195 (s390_expand_split_stack_prologue): New function.
27196 (s390_live_on_entry): New function.
27197 (s390_va_start): Use split-stack vararg pointer if appropriate.
27198 (s390_asm_file_end): Emit the split-stack note sections.
27199 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
27200 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
27201 (UNSPECV_SPLIT_STACK_CALL): New unspec.
27202 (UNSPECV_SPLIT_STACK_DATA): New unspec.
27203 (split_stack_prologue): New expand.
27204 (split_stack_space_check): New expand.
27205 (split_stack_data): New insn.
27206 (split_stack_call): New expand.
27207 (split_stack_call_*): New insn.
27208 (split_stack_cond_call): New expand.
27209 (split_stack_cond_call_*): New insn.
27211 2016-02-15 Richard Biener <rguenther@suse.de>
27213 PR tree-optimization/69783
27214 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
27215 Add trivially correct cases.
27217 2016-02-15 Tom de Vries <tom@codesourcery.com>
27220 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
27222 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
27224 2016-02-15 Richard Biener <rguenther@suse.de>
27226 PR tree-optimization/69776
27227 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
27228 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
27229 indicate whether we can use TBAA to disambiguate against stores.
27230 Use alias-set zero if not.
27231 (visit_reference_op_store): Do not use TBAA when looking up
27233 * tree-ssa-pre.c (compute_avail): Use TBAA here.
27234 (eliminate_dom_walker::before_dom_children): But not when looking
27235 up redundant stores.
27237 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
27239 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
27241 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27243 * config/i386/znver1.md
27244 (znver1_pop, znver1_pop_mem,
27245 znver1_load_imov_double_store,
27246 znver1_load_imov_direct_store,
27247 znver1_load_imov_direct_load,
27248 znver1_load_imov_double_load): Add new.
27249 (znver1_insn, znver1_insn_load): Add icmov type.
27250 (znver1_sseavx_fma,
27251 znver1_sseavx_fma_load,
27253 znver1_avx256_fma_load): Fix pipe usage.
27255 2016-02-14 Alan Modra <amodra@gmail.com>
27258 * reload.c (find_reloads_address_1): For pre/post-inc/dec
27259 with an invalid hard reg, reload just the reg not the entire
27260 pre/post-inc/dec address expression.
27262 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
27265 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
27266 fixed R1_REG scratch reg.
27267 (sibcall_value_pcrel_fdpic): Likewise.
27269 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
27273 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
27275 2016-02-12 Walter Lee <walt@tilera.com>
27277 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
27278 * config/tilegx/t-tilegx: Likewise.
27280 2016-02-12 David Malcolm <dmalcolm@redhat.com>
27283 * diagnostic-show-locus.c (struct line_span): New struct.
27284 (layout::get_first_line): Delete.
27285 (layout::get_last_line): Delete.
27286 (layout::get_num_line_spans): New member function.
27287 (layout::get_line_span): Likewise.
27288 (layout::print_heading_for_line_span_index_p): Likewise.
27289 (layout::get_expanded_location): Likewise.
27290 (layout::calculate_line_spans): Likewise.
27291 (layout::m_first_line): Delete.
27292 (layout::m_last_line): Delete.
27293 (layout::m_line_spans): New field.
27294 (layout::layout): Update comment. Replace m_first_line and
27295 m_last_line with m_line_spans, replacing their initialization
27296 with a call to calculate_line_spans.
27297 (diagnostic_show_locus): When printing source lines and
27298 annotations, rather than looping over a single span
27299 of lines, instead loop over each line_span within
27300 the layout, with an inner loop over the lines within them.
27301 Call the context's start_span callback when changing line spans.
27302 * diagnostic.c (diagnostic_initialize): Initialize start_span.
27303 (diagnostic_build_prefix): Break out the building of the location
27304 part of the string into...
27305 (diagnostic_get_location_text): ...this new function, rewriting
27306 it from nested ternary expressions to a sequence of "if"
27308 (default_diagnostic_start_span_fn): New function.
27309 * diagnostic.h (diagnostic_start_span_fn): New typedef.
27310 (diagnostic_context::start_span): New field.
27311 (default_diagnostic_start_span_fn): New prototype.
27313 2016-02-12 David Malcolm <dmalcolm@redhat.com>
27316 * gcc.c (driver::finalize): Fix cleanup of "specs".
27318 2016-02-12 David Malcolm <dmalcolm@redhat.com>
27322 * gcc.c (driver::driver): Initialize m_option_suggestions.
27323 (driver::~driver): Clean up m_option_suggestions.
27324 (suggest_option): Convert to...
27325 (driver::suggest_option): ...this, and split out into
27326 driver::build_option_suggestions and find_closest_string.
27327 (driver::build_option_suggestions): New function, from
27328 first half of suggest_option. Special-case
27329 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
27330 the sanitizer_opts array. For options of enum types, add the
27331 various enum values to the candidate strings.
27332 (driver::handle_unrecognized_options): Remove "const".
27333 * gcc.h (driver::handle_unrecognized_options): Likewise.
27334 (driver::build_option_suggestions): New decl.
27335 (driver::suggest_option): New decl.
27336 (driver::m_option_suggestions): New field.
27337 * opts-common.c (add_misspelling_candidates): New function.
27338 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
27339 and make non-static.
27340 * opts.h (sanitizer_opts): New array decl.
27341 (add_misspelling_candidates): New function decl.
27342 * spellcheck.c (find_closest_string): New function.
27343 * spellcheck.h (find_closest_string): New function decl.
27345 2016-02-12 Jakub Jelinek <jakub@redhat.com>
27347 PR rtl-optimization/69764
27348 PR rtl-optimization/69771
27349 * optabs.c (expand_binop_directly): For shift_optab_p, force
27350 convert_modes with VOIDmode if xop1 has VOIDmode.
27352 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
27355 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
27356 to correctly determine instrumentation thunks.
27358 2016-02-12 Jakub Jelinek <jakub@redhat.com>
27361 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
27362 type by reference, force lhs on the call.
27365 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
27366 Compute retval and retbnd early in all cases if split_part_return_p
27367 and return_bb is not EXIT. Remove all clobber stmts and reset
27368 all debug stmts that refer to SSA_NAMEs defined in split part,
27369 except if it is retval, in that case replace the old retval with the
27370 lhs of the call to the split part.
27372 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27375 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27377 PR middle-end/66726
27378 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
27379 whose result is used in PHI.
27380 (maybe_optimize_range_tests): Likewise.
27381 (final_range_test_p): Likweise.
27383 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27385 PR middle-end/66726
27386 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
27387 whose result is used in PHI.
27388 (maybe_optimize_range_tests): Likewise.
27389 (final_range_test_p): Likweise.
27391 2016-02-12 Jakub Jelinek <jakub@redhat.com>
27393 * cgraph.c: Spelling fixes - behaviour -> behavior and
27394 neighbour -> neighbor.
27395 * target.def: Likewise.
27396 * sel-sched.c: Likewise.
27397 * config/mips/mips.c: Likewise.
27398 * config/arc/arc.md: Likewise.
27399 * config/arm/cortex-a57.md: Likewise.
27400 * config/arm/arm.c: Likewise.
27401 * config/arm/neon.md: Likewise.
27402 * config/arm/arm-c.c: Likewise.
27403 * config/vms/vms-c.c: Likewise.
27404 * config/s390/s390.c: Likewise.
27405 * config/i386/znver1.md: Likewise.
27406 * config/i386/i386.c: Likewise.
27407 * config/ia64/hpux-unix2003.h: Likewise.
27408 * config/msp430/msp430.md: Likewise.
27409 * config/rx/rx.c: Likewise.
27410 * config/rx/rx.md: Likewise.
27411 * config/aarch64/aarch64-simd.md: Likewise.
27412 * config/aarch64/aarch64.c: Likewise.
27413 * config/nvptx/nvptx.c: Likewise.
27414 * config/bfin/bfin.c: Likewise.
27415 * config/cris/cris.opt: Likewise.
27416 * config/rs6000/rs6000.c: Likewise.
27417 * target.h: Likewise.
27418 * spellcheck.c: Likewise.
27419 * ira-build.c: Likewise.
27420 * tree-inline.c: Likewise.
27421 * builtins.c: Likewise.
27422 * lra-constraints.c: Likewise.
27423 * explow.c: Likewise.
27424 * hwint.h: Likewise.
27425 * targhooks.c: Likewise.
27426 * tree-vect-data-refs.c: Likewise.
27427 * expr.c: Likewise.
27428 * doc/tm.texi: Likewise.
27429 * doc/extend.texi: Likewise.
27430 * doc/install.texi: Likewise.
27431 * doc/md.texi: Likewise.
27432 * tree-ssa-tail-merge.c: Likewise.
27433 * sched-int.h: Likewise.
27434 * match.pd: Likewise.
27435 * sched-ebb.c: Likewise.
27436 * target.def (omit_struct_return_reg): Likewise.
27437 * gimple-ssa-isolate-paths.c: Likewise.
27438 (find_implicit_erroneous_behaviour): Renamed to...
27439 (find_implicit_erroneous_behavior): ... this.
27440 (find_explicit_erroneous_behaviour): Renamed to...
27441 (find_explicit_erroneous_behavior): ... this.
27442 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
27444 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
27446 PR rtl-optimization/64682
27447 PR rtl-optimization/69567
27448 PR rtl-optimization/69737
27449 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
27450 in I2 as well, just lose it.
27452 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27454 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
27456 (aarch64_last_printed_tune_string): Likewise.
27457 (aarch64_declare_function_name): Only output .arch assembler
27458 directive if it will be different from the previously output
27459 directive. Same for .tune comment but only if -dA is set.
27460 (aarch64_start_file): New function.
27461 (TARGET_ASM_FILE_START): Define.
27463 2016-02-11 David Malcolm <dmalcolm@redhat.com>
27466 * Makefile.in (PLUGIN_HEADERS): Add params.list.
27468 2016-02-11 Jakub Jelinek <jakub@redhat.com>
27471 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
27472 -Wmaybe-uninitialized warning.
27474 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
27477 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
27479 2016-02-11 Richard Biener <rguenther@suse.de>
27481 PR rtl-optimization/69291
27482 * ifcvt.c (noce_try_store_flag_constants): Do not allow
27483 subexpressions affected by changing the result.
27485 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
27488 * lra-constraints.c (curr_insn_transform): Find in/out operands
27489 for secondary memory moves. Update dups.
27491 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
27493 PR tree-optimization/69652
27494 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
27495 to nested loop, did source re-formatting, skip debug statements,
27496 add check on statement with volatile operand, remove dead scalar
27499 2016-02-10 Jakub Jelinek <jakub@redhat.com>
27500 Patrick Palka <ppalka@gcc.gnu.org>
27504 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
27505 calls if the return type is TREE_ADDRESSABLE.
27506 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
27507 * ipa-split.c (split_function): Fix doubled "we" in comment.
27508 Use void return type for the split part even if
27509 !split_point->split_part_set_retval.
27511 2016-02-10 Bin Cheng <bin.cheng@arm.com>
27513 PR tree-optimization/68021
27514 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
27515 when computing the value of biv cand by itself.
27517 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
27519 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
27520 (cortexa57_tunings): Likewise.
27521 (cortexa72_tunings): Likewise.
27522 (arch_macro_fusion_pair_p): Add support for AES fusion.
27523 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
27524 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
27525 Allow virtual registers before reload so early scheduling works.
27526 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
27527 correct latency and pipeline.
27528 (cortex_a57_crypto_complex): Likewise.
27529 (cortex_a57_crypto_xor): Likewise.
27530 (define_bypass): Add AES bypass.
27532 2016-02-10 Richard Biener <rguenther@suse.de>
27534 PR tree-optimization/69726
27535 * passes.def: Add DCE pass before late uninit.
27536 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
27537 really fixup if-conversions job.
27539 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
27541 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
27542 (arm_cortex_a57_tune): Likewise.
27543 (aarch_macro_fusion_pair_p): Add support for AES fusion.
27544 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
27546 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
27548 * timevar.def (TV_PHASE_DBGINFO): Delete.
27549 (TV_PHASE_CHECK_DBGINFO): Likewise.
27550 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
27552 2016-02-10 Richard Biener <rguenther@suse.de>
27554 PR tree-optimization/69719
27555 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
27556 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
27558 2016-02-09 Andrew Pinski <apinski@cavium.com>
27561 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
27562 get_vcond_mask_icode returns false.
27564 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
27567 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
27568 an ADDIS that adds a pointer to a large constant that sets the
27569 upper16 bits with a load operation.
27571 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
27574 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
27576 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
27578 (vzipq_s16): Likewise.
27579 (vzipq_s32): Likewise.
27580 (vzipq_f32): Likewise.
27581 (vzipq_u8): Likewise.
27582 (vzipq_u16): Likewise.
27583 (vzipq_u32): Likewise.
27584 (vzipq_p8): Likewise.
27585 (vzipq_p16): Likewise.
27587 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
27590 * config/arm/arm.c (neon_endian_lane_map): New function.
27591 (neon_vector_pair_endian_lane_map): New function.
27592 (arm_evpc_neon_vuzp): Allow for big endian lane order.
27593 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
27595 (vuzpq_s16): Likewise.
27596 (vuzpq_s32): Likewise.
27597 (vuzpq_f32): Likewise.
27598 (vuzpq_u8): Likewise.
27599 (vuzpq_u16): Likewise.
27600 (vuzpq_u32): Likewise.
27601 (vuzpq_p8): Likewise.
27602 (vuzpq_p16): Likewise.
27604 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
27607 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
27610 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
27612 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
27613 truncate const_int operand 1 to QImode.
27615 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
27617 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
27618 corresponding to an abnormal edge.
27620 2016-02-09 Tom de Vries <tom@codesourcery.com>
27622 PR tree-optimization/69599
27623 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
27625 (find_func_aliases_for_builtin_call, find_func_clobbers)
27626 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
27629 2016-02-09 Richard Biener <rguenther@suse.de>
27631 PR tree-optimization/69715
27632 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
27633 LHS on calls as non-rewritable.
27635 2016-02-09 Tom de Vries <tom@codesourcery.com>
27638 * lto-wrapper.c (append_diag_options): New function.
27639 (compile_offload_image): Call append_diag_options.
27641 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
27644 * doc/extend.texi (Flag Output Operands): Correct sectioning.
27645 Minor copy-edit to fix verb tenses.
27647 2016-02-08 Jakub Jelinek <jakub@redhat.com>
27649 PR tree-optimization/69209
27650 * ipa-split.c (split_function): If split part is not
27651 returning retval, retval has gimple type but is not
27652 gimple value, force it into a SSA_NAME first.
27654 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
27656 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
27659 2016-02-08 Jason Merrill <jason@redhat.com>
27662 * convert.c (convert_to_integer_1): Check dofold on truncation
27664 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
27665 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
27666 Rename from *_nofold.
27667 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
27668 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
27670 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
27673 * tree.c (build_common_tree_nodes): Remove short_double argument.
27674 All callers changed.
27675 * tree.h (build_common_tree_nodes): Adjust declaration.
27676 * doc/invoke.texi (-fshort-double): Remove documentation.
27677 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27678 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
27679 * lto-wrapper.c (merge_and_complain, append_compiler_options)
27680 (append_linker_options): Don't handle OPT_fshort_double.
27682 PR rtl-optimization/68730
27683 * lra-remat.c (insn_to_cand_activation): New static variable.
27684 (lra_remat): Allocate and free it.
27685 (create_cand): New arg activation. Initialize a field in
27686 insn_to_cand_activation if it is nonnull.
27687 (create_cands): Pass the activation insn to create_cand when making
27688 a candidate involving an output reload. Reorganize code a little.
27689 (do_remat): Keep track of active status of candidates in a separate
27692 2016-02-08 Richard Biener <rguenther@suse.de>
27694 PR tree-optimization/69719
27695 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
27696 Properly use absolute of the difference of the two offsets to
27697 compare or adjust the segment length.
27699 2016-02-08 Richard Biener <rguenther@suse.de>
27700 Jeff Law <law@redhat.com>
27703 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
27704 types for anonymous SSA names.
27706 2016-02-08 Richard Biener <rguenther@suse.de>
27708 PR rtl-optimization/69274
27709 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
27711 2016-02-08 Jeff Law <law@redhat.com>
27713 PR tree-optimization/65917
27714 * tree-ssa-dom.c (record_temporary_equivalences): Record both
27715 equivalences from if (x == y) style conditionals.
27716 (loop_depth_of_name): Remove.
27717 (record_equality): Remove loop depth check.
27718 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
27719 (const_and_copies::record_const_or_copy_raw): New member function.
27720 * tree-ssa-scopedtables.c
27721 (const_and_copies::record_const_or_copy_raw): New, factored out of
27722 (const_and_copies::record_const_or_copy): Call new member function.
27724 2016-02-05 Jeff Law <law@redhat.com>
27726 PR tree-optimization/68541
27727 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
27728 (count_stmts_in_block): New function.
27729 (poor_ifcvt_candidate_code): Likewise.
27730 (is_feasible_trace): Add some heuristics to determine when path
27731 splitting is profitable.
27732 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
27733 is a diamond with a single exit.
27735 2016-02-05 Martin Sebor <msebor@redhat.com>
27738 * doc/invoke.texi: Update -Wplacement-new to take an optional
27741 2016-02-06 Richard Henderson <rth@redhat.com>
27744 * tree.c (tree_nop_conversion_p): Do not strip casts into or
27745 out of non-standard address spaces.
27747 2016-02-05 Jakub Jelinek <jakub@redhat.com>
27749 PR rtl-optimization/69691
27750 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
27752 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
27754 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
27755 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
27756 (*ieee128_mfvsrd_64bit): Likewise.
27757 (*ieee128_mfvsrd_32bit): Likewise.
27759 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
27763 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27765 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
27766 instrumented_version.
27768 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
27770 * doc/invoke.texi (Optimize Options): In table of --param options
27771 rename second occurrence of tracer-min-branch-ratio to
27772 tracer-min-branch-probability, rename
27773 tracer-min-branch-ratio-feedback to
27774 tracer-min-branch-probability-feedback and clarify description,
27775 rename sched-spec-state-edge-prob-cutoff to
27776 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
27777 to selsched-insns-to-rename, rename lto-minpartition to
27778 lto-min-partition, delete reorder-blocks-duplicate and
27779 reorder-blocks-duplicate-feedback.
27781 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27783 * config/s390/s390.c (s390_register_info_set_ranges): Remove
27786 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
27788 * doc/extend.texi: S/390: Correct some typos.
27790 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27792 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
27794 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27797 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
27798 (s390_register_info_gprtofpr): Use new macros above.
27799 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
27801 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
27802 its name. Adjust restore and save gpr ranges.
27803 (s390_register_info_set_ranges): New function.
27804 (s390_register_info): Use new macros above. Call
27805 s390_register_info_set_ranges.
27806 (s390_optimize_register_info): Likewise.
27807 (s390_hard_regno_rename_ok): Use new macros.
27808 (s390_hard_regno_scratch_ok): Likewise.
27809 (s390_emit_epilogue): Likewise.
27810 (s390_can_use_return_insn): Likewise.
27811 (s390_optimize_prologue): Likewise.
27812 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
27814 2016-02-05 Jakub Jelinek <jakub@redhat.com>
27817 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
27819 (ix86_option_override_internal): Disable TARGET_STV even for
27820 -m{incoming,preferred}-stack-boundary=3.
27822 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27824 * config.gcc: Mark deprecated rtems targets as obsolete.
27826 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
27828 PR rtl-optimization/64682
27829 PR rtl-optimization/69567
27830 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
27831 before I2 only if the register is both used and set in I2.
27833 2016-02-04 DJ Delorie <dj@redhat.com>
27835 * config/msp430/msp430.c (msp430_start_function): Add function type.
27837 2016-02-04 Jakub Jelinek <jakub@redhat.com>
27840 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
27842 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
27844 PR rtl-optimization/69577
27846 2015-10-29 Richard Henderson <rth@redhat.com>
27850 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
27851 sse check to the exact conditions of PR 67609.
27853 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
27856 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
27857 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
27858 not allowed into the traditional Altivec registers.
27859 (movtd_64bit_nodm): Likewise.
27860 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
27862 2016-02-04 David Malcolm <dmalcolm@redhat.com>
27864 * config/aarch64/cortex-a57-fma-steering.c
27865 (aarch64_register_fma_steering): Remove "static" from arguments
27868 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
27871 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
27872 twice when complex.
27874 2016-02-04 Mike Frysinger <vapier@gentoo.org>
27876 * doc/invoke.texi: Delete -mno-fma4.
27878 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
27880 PR rtl-optimization/69577
27881 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
27882 (find_subregs_of_mode): Update accordingly. Iterate over partial
27885 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
27887 * config/arm/arm-protos.h (neon_reinterpret): Remove.
27888 * config/arm/arm.c (neon_reinterpret): Remove.
27889 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
27890 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
27891 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
27892 vreinterpretti): Remove.
27893 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
27894 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
27895 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
27896 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
27897 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
27898 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
27899 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
27900 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
27901 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
27902 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
27903 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
27904 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
27905 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
27906 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
27907 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
27908 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
27909 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
27910 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
27911 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
27912 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
27913 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
27914 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
27915 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
27916 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
27917 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
27918 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
27919 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
27920 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
27921 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
27922 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
27923 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
27924 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
27925 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
27926 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
27927 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
27928 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
27929 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
27930 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
27931 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
27932 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
27933 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
27934 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
27935 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
27936 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
27937 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
27938 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
27939 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
27940 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
27941 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
27942 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
27943 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
27944 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
27945 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
27946 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
27947 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
27948 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
27949 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
27950 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
27951 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
27952 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
27953 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
27954 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
27955 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
27956 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
27957 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
27958 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
27959 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
27960 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
27961 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
27962 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
27963 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
27964 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
27965 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
27966 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
27967 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
27968 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
27969 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
27970 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
27971 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
27972 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
27973 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
27974 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
27975 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
27976 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
27977 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
27978 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
27979 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
27980 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
27981 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
27982 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
27983 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
27984 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
27985 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
27986 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
27987 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
27988 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
27989 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
27990 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
27991 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
27992 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
27993 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
27994 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
27995 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
27997 2016-02-04 Martin Liska <mliska@suse.cz>
28000 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
28001 that are gimple_store_p.
28002 (maybe_instrument_call): Likewise.
28004 2016-02-04 Bin Cheng <bin.cheng@arm.com>
28006 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
28007 register scaling out of memory reference and comment why.
28009 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28013 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
28014 folding the source of a SET.
28016 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28020 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
28021 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
28023 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
28027 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
28030 2016-02-04 Christian Bruel <christian.bruel@st.com>
28032 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
28033 * config/arm/arm.c (arm_set_current_function): Likewise.
28035 2016-02-04 Jakub Jelinek <jakub@redhat.com>
28036 Ilya Enkovich <enkovich.gnu@gmail.com>
28037 H.J. Lu <hongjiu.lu@intel.com>
28040 * config/i386/i386.c (convert_scalars_to_vector): Remove
28041 stack alignment fixes.
28042 (ix86_option_override_internal): Disable TARGET_STV if stack
28043 might not be aligned enough.
28044 (ix86_minimum_alignment): Assert that TARGET_STV is false.
28046 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
28048 * config/i386/x86-tune.def: Disable default prefetching
28051 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
28052 Vladimir Makarov <vmakarov@redhat.com>
28055 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
28056 in validating fused toc addresses.
28058 2016-02-03 Jakub Jelinek <jakub@redhat.com>
28061 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
28062 range->m_caret fields if range->m_show_caret_p is false.
28065 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28066 Force oldval into register if it does not satisfy reg_or_short_operand
28067 predicate. Fix up formatting.
28069 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
28070 Alexandre Oliva <aoliva@redhat.com>
28073 * lra-constraints.c (simplify_operand_subreg): Check additionally
28074 address validity after potential reloading.
28075 (process_address_1): Check insns validity. In case of failure do
28078 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
28081 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
28084 2016-02-02 Jakub Jelinek <jakub@redhat.com>
28086 * wide-int.cc (canonize_uhwi): New function.
28087 (wi::divmod_internal): Use it.
28089 2016-02-02 James Norris <jnorris@codesourcery.com>
28091 * gimplify.c (omp_notice_variable): Add usage check.
28093 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
28095 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
28096 like LE, GE, LT, GT when emitting relational operator.
28098 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
28100 * ira-costs.c (find_costs_and_classes): Add extra argument.
28101 * target.def (ira_change_pseudo_allocno_class): Add parameter.
28102 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
28103 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
28104 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
28105 Add best_class parameter, and return it if not ALL_REGS.
28106 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
28108 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
28109 Update target hook.
28111 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
28113 * config/aarch64/aarch64.c
28114 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
28115 (aarch64_ira_change_pseudo_allocno_class): New function.
28117 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
28120 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
28122 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
28124 * config/avr/avr.c (avr_option_override): Set
28125 PARAM_ALLOW_STORE_DATA_RACES to 1.
28127 2016-02-02 Richard Biener <rguenther@suse.de>
28129 PR tree-optimization/69595
28130 * match.pd: Add range test simplifications to true/false.
28132 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
28134 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
28135 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
28138 2016-02-02 Richard Biener <rguenther@suse.de>
28140 PR tree-optimization/69606
28141 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
28142 info on the result before moving a stmt.
28144 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
28146 PR middle-end/68542
28147 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
28148 branch with vector comparison.
28149 * config/i386/sse.md (VI48_AVX): New mode iterator.
28150 (define_expand "cbranch<mode>4): Add support for conditional branch
28151 with vector comparison.
28152 * tree-vect-loop.c (optimize_mask_stores): New function.
28153 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
28154 has_mask_store field of vect_info.
28155 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
28156 vectorized loops having masked stores after vec_info destroy.
28157 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
28158 correspondent macros.
28159 (optimize_mask_stores): Add prototype.
28161 2016-02-02 Alan Modra <amodra@gmail.com>
28164 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
28167 2016-02-02 Alan Modra <amodra@gmail.com>
28170 * config/rs6000/rs6000.c (need_toc_init): New var, set it
28171 whenever toc_label_name used.
28172 (rs6000_file_start): Don't set up toc section here,
28173 (rs6000_output_function_epilogue): do so here instead,
28174 (rs6000_xcoff_file_start): and here.
28175 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
28176 (load_toc_aix_di): Likewise.
28178 2016-02-01 Jakub Jelinek <jakub@redhat.com>
28180 PR rtl-optimization/69592
28181 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
28182 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
28183 (num_sign_bit_copies_binary_arith_p): New inline function.
28184 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
28186 2016-02-01 Jeff Law <law@redhat.com>
28188 PR tree-optimization/69580
28189 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
28190 * tree-ssa-threadbackward.c
28191 (fsm_find_control_statement_thread_paths): Do not try to walk
28192 through large PHI nodes.
28194 2016-02-01 Jakub Jelinek <jakub@redhat.com>
28196 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
28197 when count is incremented above limit, don't analyze further
28200 * omp-low.c (oacc_parse_default_dims): Avoid
28201 -Wsign-compare warning, make sure value fits into int
28202 rather than just unsigned int.
28204 2016-02-01 Bin Cheng <bin.cheng@arm.com>
28206 PR tree-optimization/67921
28207 * fold-const.c (split_tree): New parameters. Convert pointer
28208 type variable part to proper type before negating.
28209 (fold_binary_loc): Pass new arguments to split_tree.
28211 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
28213 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
28214 (nvptx_goacc_validate_dims): Extend to handle global defaults.
28215 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
28216 * doc/tm.texti: Rebuilt.
28217 * doc/invoke.texi (fopenacc-dim): Document.
28218 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
28219 (append_compiler_options): Likewise.
28220 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
28221 (oacc_parse_default_dims): New.
28222 (oacc_validate_dims): Add USED arg. Select non-unity default when
28224 (oacc_loop_fixed_partitions): Return mask of used partitions.
28225 (oacc_loop_auto_partitions): Emit dump info.
28226 (oacc_loop_partition): Return mask of used partitions.
28227 (execute_oacc_device_lower): Parse default dimension arg. Adjust
28228 loop partitioning and validation calls.
28230 2016-02-01 Richard Biener <rguenther@suse.de>
28232 PR middle-end/69556
28233 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
28235 2016-02-01 Richard Biener <rguenther@suse.de>
28237 PR tree-optimization/69574
28238 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
28239 of asserting return chrec_dont_know.
28241 2016-02-01 Martin Liska <mliska@suse.cz>
28243 * mem-stats-traits.h: Add copyright header.
28244 * mem-stats.h: Likewise.
28246 2016-02-01 Richard Biener <rguenther@suse.de>
28248 PR tree-optimization/69579
28249 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
28250 Do not propagate through abnormal PHI results.
28252 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
28254 * postreload.c (reload_cse_simplify): Remove dead code.
28256 2016-02-01 Jakub Jelinek <jakub@redhat.com>
28258 PR rtl-optimization/69570
28259 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
28260 if there is more than one set, not if there is a single set.
28262 2016-02-01 Richard Henderson <rth@redhat.com>
28265 * combine.c (make_compound_operation): When looking through a
28266 subreg, make sure to re-extend to the width of the outer mode.
28268 2016-01-30 Jakub Jelinek <jakub@redhat.com>
28270 PR tree-optimization/69546
28271 * wide-int.cc (wi::divmod_internal): For unsigned division
28272 where both operands fit into uhwi, if o1 is 1 and o0 has
28273 msb set, if divident_prec is larger than bits per hwi,
28274 clear another quotient word and return 2 instead of 1.
28275 Similarly for remainder with msb in HWI set, if dividend_prec
28276 is larger than bits per hwi.
28278 2016-01-29 Martin Jambor <mjambor@suse.cz>
28280 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
28281 Use short lowercase names.
28282 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
28283 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
28284 acq_rel one. Protect warning agains segfaults if
28285 get_memory_order_name returns NULL.
28286 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
28287 with release semantics. Do not warn if get_memory_order already did.
28288 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
28289 semantics. Fix check for relaxed or acquire semantics. Do not warn
28290 if get_memory_order already did.
28292 2016-01-29 Sebastian Pop <s.pop@samsung.com>
28294 * doc/install.texi: Document that isl-0.16 is supported.
28296 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
28299 * config/i386/constraints.md (Bm): Describe as special memory
28301 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
28302 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
28303 * genpreds.c (struct constraint_data): Add is_special_memory.
28304 (have_special_memory_constraints, special_memory_start): New
28306 (special_memory_end): Ditto.
28307 (add_constraint): Add new arg is_special_memory. Add code to
28308 process its true value. Update have_special_memory_constraints.
28309 (process_define_constraint): Pass the new arg.
28310 (process_define_register_constraint): Ditto.
28311 (choose_enum_order): Process special memory.
28312 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
28313 function insn_extra_special_memory_constraint.
28314 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
28315 * gensupport.c (process_rtx): Process
28316 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
28317 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
28318 * ira-lives.c (single_reg_class): Use
28319 insn_extra_special_memory_constraint.
28320 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
28321 * lra-constraints.c (process_alt_operands): Ditto.
28322 (curr_insn_transform): Use insn_extra_special_memory_constraint.
28323 * recog.c (asm_operand_ok, preprocess_constraints): Process
28325 * reload.c (find_reloads): Ditto.
28326 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
28327 * stmt.c (parse_input_constraint): Use
28328 insn_extra_special_memory_constraint.
28330 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
28333 * lra-splill.c (lra_final_code_change): Revert r229087 by
28334 removing all sub-registers.
28336 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
28339 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
28341 2016-01-29 Jakub Jelinek <jakub@redhat.com>
28344 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
28345 SSE1, copy target into the temporary reg first before recursing
28348 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
28350 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
28353 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
28355 * ginclude/stdarg.h: Test __cplusplus instead of
28356 __GXX_EXPERIMENTAL_CXX0X__.
28358 2016-01-29 Richard Biener <rguenther@suse.de>
28360 PR tree-optimization/69547
28361 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
28362 Do not mark clobbers necessary.
28363 (mark_all_reaching_defs_necessary_1): Likewise.
28365 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
28367 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
28368 declaration name with %qs and print it in both error messages.
28369 Also fix indentation.
28371 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
28374 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
28375 trailing blank line from error message.
28377 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
28380 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
28383 2016-01-29 Richard Biener <rguenther@suse.de>
28385 PR middle-end/69537
28386 * match.pd: Allow all integral types when simplifying a
28387 widening or sign-changing conversion.
28389 2016-01-28 Sebastian Pop <s.pop@samsung.com>
28391 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
28392 back to setting codegen_error to fail codegen.
28394 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
28397 * config/i386/constraints.md (C): Only accept constant zero operand.
28398 (BC): New constraint.
28399 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
28400 instead of C constraint.
28401 * doc/md.texi (Machine Constraints): Update description
28404 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
28407 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
28409 2016-01-28 Jakub Jelinek <jakub@redhat.com>
28411 PR middle-end/69542
28412 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
28415 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
28417 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
28418 branches if using guessed profile.
28420 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
28422 * graphite-optimize-isl.c (optimize_isl): Fix dump.
28424 2016-01-28 Richard Henderson <rth@redhat.com>
28427 * config/aarch64/aarch64-modes.def (CC_Cmode): New
28428 * config/aarch64/aarch64-protos.h: Update.
28429 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
28430 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
28431 (aarch64_get_condition_code_1): Handle CC_Cmode.
28432 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
28433 (*add<mode>3_compareC_cconly_imm): New.
28434 (*add<mode>3_compareC_cconly): New.
28435 (*add<mode>3_compareC_imm): New.
28436 (add<mode>3_compareC): New.
28437 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
28438 to be first. Use aarch64_carry_operation.
28439 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
28440 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
28441 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
28442 (subti3): Use subdi3_compare1.
28443 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
28444 (sub<mode>3_compare1): New.
28445 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
28446 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
28447 (*subsi3_carryin_uxtw): Likewise.
28448 (*ngc<mode>, *ngcsi_uxtw): Likewise.
28449 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
28450 * config/aarch64/iterators.md (DWI): New.
28451 * config/aarch64/predicates.md (aarch64_carry_operation): New.
28452 (aarch64_borrow_operation): New.
28454 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
28456 * graphite-optimize-isl.c (optimize_isl): Print a different debug
28457 message when isl does not return a valid schedule.
28459 2016-01-28 Sebastian Pop <s.pop@samsung.com>
28461 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
28462 Remove comments from class declarations: they are already in the code
28465 2016-01-28 Sebastian Pop <s.pop@samsung.com>
28467 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
28469 (ternary_op_to_tree): Same.
28470 (unary_op_to_tree): Same.
28471 (nary_op_to_tree): Same.
28472 (gcc_expression_from_isl_expr_op): Same.
28473 (gcc_expression_from_isl_expression): Same.
28474 (graphite_create_new_loop): Same.
28475 (graphite_create_new_loop_guard): Same.
28476 (build_iv_mapping): Same.
28477 (graphite_create_new_guard): Same.
28478 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
28479 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
28481 2016-01-28 Sebastian Pop <s.pop@samsung.com>
28483 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
28484 instead of setting codegen_error to fail codegen.
28486 2016-01-28 Jason Merrill <jason@redhat.com>
28488 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
28490 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
28492 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
28493 Remove CONST_INT_P check in CCMP cost calculation.
28495 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
28497 * config/aarch64/aarch64.c (generic_vector_cost):
28498 Set vec_permute_cost.
28499 (cortexa57_vector_cost): Likewise.
28500 (exynosm1_vector_cost): Likewise.
28501 (xgene1_vector_cost): Likewise.
28502 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
28503 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
28504 Add vec_permute_cost entry.
28506 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
28508 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
28510 (add<mode>3_compare0): Likewise.
28511 (addsi3_compare0_uxtw): Likewise.
28512 (add<mode>3nr_compare0): Likewise.
28513 (compare_neg<mode>): Likewise.
28514 (<optab><mode>3): Likewise.
28516 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
28518 * tree-vect-stmts.c (vectorizable_comparison): Add
28519 NULL check for vectype.
28521 2016-01-28 Richard Biener <rguenther@suse.de>
28523 PR tree-optimization/69466
28524 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
28525 Account for PHIs we couldn't duplicate.
28527 2016-01-28 Martin Liska <mliska@suse.cz>
28530 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
28531 instead of ENABLE_VALGRIND_CHECKING.
28533 2016-01-27 Richard Henderson <rth@redhat.com>
28536 * lra-remat.c (subreg_regs): New.
28537 (dump_candidates_and_remat_bb_data): Dump it.
28538 (operand_to_remat): Reject if operand in subreg_regs.
28539 (set_bb_regs): Collect subreg_regs.
28540 (lra_remat): Init and free subreg_regs. Compute
28541 calculate_local_reg_remat_bb_data before create_cands.
28543 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
28546 * config/i386/i386.c (ix86_update_stack_boundary): Don't
28547 change stack_alignment_needed for __tls_get_addr call.
28549 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
28551 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
28553 2016-01-27 Jeff Law <law@redhat.com>
28555 PR tree-optimization/68398
28556 PR tree-optimization/69196
28557 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
28558 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
28559 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28560 Only count PHIs in the last block in the path. The others will
28561 const/copy propagate away. Add heuristic to allow more irreducible
28562 subloops to be created when it is likely profitable to do so.
28564 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28565 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
28566 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
28568 2016-01-27 Jakub Jelinek <jakub@redhat.com>
28571 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
28572 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
28573 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
28574 * tree-streamer-in.c: Include asan.h.
28575 (streamer_get_builtin_tree): For builtins in sanitizer
28576 range call initialize_sanitizer_builtins and retry.
28578 2016-01-27 Ian Lance Taylor <iant@google.com>
28580 * common.opt (fkeep-gc-roots-live): New undocumented option.
28581 * tree-ssa-loop-ivopts.c (add_candidate_1): If
28582 -fkeep-gc-roots-live, skip pointers.
28583 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
28586 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
28589 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
28590 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
28592 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
28595 * configure.ac: NetBSD provides SSP in its C library.
28596 * configure: Updated.
28598 2016-01-27 Richard Biener <rguenther@suse.de>
28600 PR tree-optimization/69166
28601 * tree-vect-loop.c (vect_is_simple_reduction): Always check
28602 reduction code for commutativity / associativity.
28604 2016-01-27 Martin Jambor <mjambor@suse.cz>
28606 PR tree-optimization/69355
28607 * tree-sra.c (analyze_access_subtree): Correct hole detection when
28608 total_scalarization fails.
28610 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
28612 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
28615 2016-01-27 Christian Bruel <christian.bruel@st.com>
28618 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
28619 Move arm_reset_previous_fndecl and set_target_option_current_node in
28620 the conditional part. Call save_restore_target_globals.
28621 * config/arm/arm.c (arm_set_current_function):
28622 Refactor to better support #pragma target and attribute mix.
28623 Call save_restore_target_globals.
28624 * config/arm/arm-protos.h (save_restore_target_globals): New function.
28626 2016-01-27 Martin Liska <mliska@suse.cz>
28628 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
28629 reference for an HSA kernel and its host function.
28631 2016-01-27 Jakub Jelinek <jakub@redhat.com>
28633 PR tree-optimization/69399
28634 * wide-int.h (wi::lrshift): For larger precisions, only
28635 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
28637 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
28639 * config/arc/predicates.md (proper_comparison_operator): Reject
28640 constant-constant comparison.
28642 2016-01-26 Tom de Vries <tom@codesourcery.com>
28644 PR tree-optimization/69110
28645 * tree-data-ref.c (initialize_data_dependence_relation): Handle
28646 DR_NUM_DIMENSIONS == 0.
28648 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
28649 Sebastian Pop <s.pop@samsung.com>
28651 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
28652 isl_ast_op_cond and isl_ast_op_select.
28653 (gcc_expression_from_isl_expr_op): Same.
28655 2016-01-26 Jason Merrill <jason@redhat.com>
28658 * tree.c (recompute_constructor_flags): Split out from
28660 (verify_constructor_flags): New.
28661 * tree.h: Declare them.
28663 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
28665 PR rtl-optimization/69217
28666 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
28667 are no TYPE_FIELDS set for the record type.
28669 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28672 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
28673 toc_label_name unconditionally.
28674 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
28675 SYMBOL_REF string. Use toc_label_name instead of constructing
28677 (rs6000_elf_declare_function_name): Use toc_label_name instead of
28678 constructing LCTOC1.
28680 2016-01-26 Martin Sebor <msebor@redhat.com>
28683 * doc/extend.texi (Common Type Attributes): Move text that talks about
28684 attribute packed from attribute aligned to the section discussing
28685 the former attribute for clarity.
28687 2016-01-26 Richard Henderson <rth@redhat.com>
28689 PR middle-end/60908
28690 * trans-mem.c (tm_region_init): Mark entry block as visited.
28692 2016-01-26 David Malcolm <dmalcolm@redhat.com>
28695 * diagnostic-show-locus.c (layout::print_source_line): Replace
28696 call to pp_newline with call to layout::print_newline.
28697 (layout::print_annotation_line): Likewise.
28698 (layout::move_to_column): Likewise.
28699 (layout::print_any_fixits): After printing any fixits, print a
28700 trailing newline, if necessary.
28701 (layout::print_newline): New method, resetting any colorization
28703 (diagnostic_show_locus): Move the pp_newline to before the
28704 early bailout. Remove dummy block enclosing the layout instance.
28705 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
28706 of pp_newline_and_flush with pp_flush.
28707 (diagnostic_append_note): Delete use of pp_newline.
28708 (diagnostic_append_note_at_rich_loc): Delete.
28709 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
28710 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
28711 when newline characters are added to the buffer.
28713 2016-01-26 Michael Matz <matz@suse.de>
28715 * configure.ac (ac_cv_std_swap_in_utility): New test.
28716 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
28717 * configure: Regenerate.
28718 * config.in: Regenerate.
28720 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
28722 * config/arc/arc.md (cstoresi4): Force operand into register.
28723 (arcset<code>): Fix predicate.
28724 (arcsetltu): Likewise.
28725 (arcsetgeu): Likewise.
28726 (arcsethi): Likewise.
28727 (arcsetls): Likewise.
28729 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28731 PR tree-optimization/69483
28732 * gimple-fold.c (canonicalize_constructor_val): Return NULL
28733 if base has error_mark_node type.
28735 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
28738 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
28739 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
28741 (vget_lane_f16): Handle big-endian.
28742 (vgetq_lane_f16): Likewise.
28743 (vset_lane_f16): Likewise.
28744 (vsetq_lane_f16): Likewise.
28745 * config/arm/iterators.md (VQXMOV): Add V8HF.
28746 (VDQ): Add V4HF and V8HF.
28747 (V_reg): Handle V4HF and V8HF.
28748 (Is_float_mode): Likewise.
28749 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
28750 neon_vdup_nv8hf): New patterns.
28751 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
28752 Use VD_LANE iterator.
28753 (neon_vld1_dup<mode>): Use VQ2 iterator.
28755 2016-01-26 Nathan Sidwell <nathan@acm.org>
28757 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
28758 (set_oacc_fn_attrib): Add IS_KERNEL arg.
28759 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
28760 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
28761 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
28762 (oacc_validate_dims): Add LEVEL arg, don't return level.
28763 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
28764 oacc_validate_dims.
28765 (execute_oacc_device_lower): Adjust, add more dump output.
28766 * tree-ssa-loop.c (gate_oacc_kernels): Use
28767 oacc_fn_attrib_kernels_p.
28768 * tree-parloops.c (create_parallel_loop): Adjust
28769 set_oacc_fn_attrib call.
28771 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28774 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
28775 (append_compiler_options): Handle -fcilkplus.
28776 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
28778 2016-01-26 Nick Clifton <nickc@redhat.com>
28781 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
28782 been marked as DECL_ONE_ONLY but we do not the means to make it
28783 so, then do not allow it to bind locally.
28785 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28788 * opts.h (parse_sanitizer_options): New prototype.
28789 * opts.c (sanitizer_opts): New array.
28790 (parse_sanitizer_options): New function.
28791 (common_handle_option): Use parse_sanitizer_options.
28793 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
28796 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
28797 alignment adjustment to ...
28798 (ix86_update_stack_boundary): Here. Don't over-align stack for
28800 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
28801 if __tls_get_addr is called.
28803 2016-01-26 Christian Bruel <christian.bruel@st.com>
28805 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
28807 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
28809 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
28811 2016-01-26 Richard Biener <rguenther@suse.de>
28813 PR middle-end/69467
28814 * match.pd: Guard X * CST CMP 0 pattern with single_use.
28816 2016-01-26 Richard Biener <rguenther@suse.de>
28818 PR tree-optimization/69452
28819 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
28820 (move_computations_dom_walker::before_dom_children): Rename
28822 (move_computations_worker): This.
28823 (move_computations): Perform an RPO rather than a DOM walk.
28825 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28828 * combine.c (combine_instructions): For REG_EQUAL note with
28829 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
28830 to the underlying register.
28831 * doc/rtl.texi (REG_EQUAL): Document the behavior of
28832 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
28834 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
28837 * config/aarch64/aarch64-builtins.c
28838 (aarch64_init_simd_builtin_types): Do not set structural
28839 equality to __Poly{8,16,64,128}_t types.
28841 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
28843 PR tree-optimization/69400
28844 * wide-int.cc (wi_pack): Take the precision as argument and
28845 perform canonicalization here rather than in the callers.
28846 Use the main loop to handle all full-width HWIs. Add a
28847 zero HWI if in_len isn't a full result.
28848 (wi::divmod_internal): Update accordingly.
28849 (wi::mul_internal): Likewise. Simplify.
28851 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
28852 Sebastian Pop <s.pop@samsung.com>
28854 * graphite-poly.c (apply_poly_transforms): Simplify.
28855 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
28856 (print_isl_map): Same.
28857 (print_isl_union_map): Same.
28858 (print_isl_schedule): New.
28859 (debug_isl_schedule): New.
28860 * graphite-dependences.c (scop_get_reads): Do not call
28861 isl_union_map_add_map that is undocumented isl functionality.
28862 (scop_get_must_writes): Same.
28863 (scop_get_may_writes): Same.
28864 (scop_get_original_schedule): Remove.
28865 (scop_get_dependences): Do not call isl_union_map_compute_flow that
28866 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
28867 (compute_deps): Remove.
28868 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
28869 (debug_schedule_ast): New.
28870 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
28871 set_separate_option.
28872 (graphite_regenerate_ast_isl): Add dump.
28873 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
28874 from scop->transformed_schedule.
28875 (graphite_regenerate_ast_isl): Add more dump.
28876 * graphite-optimize-isl.c (optimize_isl): Set
28877 scop->transformed_schedule. Check whether schedules are equal.
28878 (apply_poly_transforms): Move here.
28879 * graphite-poly.c (apply_poly_transforms): ... from here.
28880 (free_poly_bb): Static.
28881 (free_scop): Static.
28882 (pbb_number_of_iterations_at_time): Remove.
28883 (print_isl_ast): New.
28884 (debug_isl_ast): New.
28885 (debug_scop_pbb): New.
28886 * graphite-scop-detection.c (print_edge): Move.
28887 (print_sese): Move.
28888 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
28889 (build_scop_scattering): Remove.
28890 (create_pw_aff_from_tree): Assert instead of bailing out.
28891 (add_condition_to_pbb): Remove unused code, do not fail.
28892 (add_conditions_to_domain): Same.
28893 (add_conditions_to_constraints): Remove.
28894 (build_scop_context): New.
28895 (add_iter_domain_dimension): New.
28896 (build_iteration_domains): Initialize pbb->iterators.
28897 Call add_conditions_to_domain.
28900 (index_outermost_in_loop): New.
28901 (index_pbb_in_loop): New.
28902 (outermost_pbb_in): New.
28903 (add_in_sequence): New.
28904 (add_outer_projection): New.
28905 (outer_projection_mupa): New.
28906 (add_loop_schedule): New.
28907 (build_schedule_pbb): New.
28908 (build_schedule_loop): New.
28909 (embed_in_surrounding_loops): New.
28910 (build_schedule_loop_nest): New.
28911 (build_original_schedule): New.
28912 (build_poly_scop): Call build_original_schedule.
28913 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
28914 (free_poly_dr): Remove.
28915 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
28916 (free_poly_bb): Remove.
28917 (debug_loop_vec): Remove.
28918 (print_isl_ast): Declare.
28919 (debug_isl_ast): Declare.
28920 (scop_do_interchange): Remove.
28921 (scop_do_strip_mine): Remove.
28922 (scop_do_block): Remove.
28923 (flatten_all_loops): Remove.
28924 (optimize_isl): Remove.
28925 (pbb_number_of_iterations_at_time): Remove.
28926 (debug_scop_pbb): Declare.
28927 (print_schedule_ast): Declare.
28928 (debug_schedule_ast): Declare.
28929 (struct scop): Remove schedule. Add original_schedule,
28930 transformed_schedule.
28931 (free_gimple_poly_bb): Remove.
28932 (print_generated_program): Remove.
28933 (debug_generated_program): Remove.
28934 (unify_scattering_dimensions): Remove.
28935 * sese.c (print_edge): ... here.
28936 (print_sese): ... here.
28937 (debug_edge): ... here.
28938 (debug_sese): ... here.
28939 * sese.h (print_edge): Declare.
28940 (print_sese): Declare.
28941 (dump_edge): Declare.
28942 (dump_sese): Declare.
28944 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
28945 Sebastian Pop <s.pop@samsung.com>
28947 * Makefile.in: Set ISLVER in site.exp.
28949 2016-01-25 Jakub Jelinek <jakub@redhat.com>
28951 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
28952 DECL_VALUE_EXPR of new_var even for the non-array case. Look
28953 through DECL_VALUE_EXPR for expansion.
28955 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
28957 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
28958 the frame info after reload completed.
28960 2016-01-25 Jeff Law <law@redhat.com>
28962 PR tree-optimization/69196
28963 PR tree-optimization/68398
28964 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
28965 tree-ssa-threadupdate.c.
28966 (determine_bb_domination_status): Prototype
28967 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
28968 (determine_bb_domination_status): No longer static.
28969 (valid_jump_thread_path): Remove code to detect characteristics
28970 of the jump thread path not associated with correctness.
28971 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
28972 Correct test for thread path length. Count PHIs for real operands as
28973 statements that need to be copied. Do not count ASSERT_EXPRs.
28974 Look at all the blocks in the thread path. Compute and selectively
28975 filter thread paths based on threading through the latch, threading
28976 a multiway branch or crossing a multiway branch.
28978 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28980 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
28981 decl with __attribute__ ((unused)) annotation.
28983 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
28986 * tree-vect-stmts.c (vectorizable_condition): Check vectype
28987 of operands is compatible with a statement vectype.
28989 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
28991 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
28992 improve wording for mixed storage order support.
28994 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
28996 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
28997 (vcvt_u64_f64): Likewise.
28998 (vcvta_s64_f64): Likewise.
28999 (vcvta_u64_f64): Likewise.
29000 (vcvtm_s64_f64): Likewise.
29001 (vcvtm_u64_f64): Likewise.
29002 (vcvtn_s64_f64): Likewise.
29003 (vcvtn_u64_f64): Likewise.
29004 (vcvtp_s64_f64): Likewise.
29005 (vcvtp_u64_f64): Likewise.
29007 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
29009 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
29010 (arc_init): Check validity mll64 option.
29011 (arc_save_restore): Use double load/store instruction.
29012 (arc_expand_movmem): Likewise.
29013 (arc_split_move): Don't split if we have double load/store
29014 instructions. Returns a boolean.
29015 (arc_process_double_reg_moves): Change function to return boolean
29016 instead of a sequence of instructions.
29017 (arc_dwarf_register_span): New function.
29018 * config/arc/arc-protos.h (arc_split_move): Change prototype.
29019 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
29020 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
29021 (*movdf_insn): Likewise.
29022 * config/arc/arc.opt (mll64): New option.
29023 * config/arc/predicates.md (even_register_operand): New predicate.
29024 * doc/invoke.texi (ARC Options): Add mll64 documentation.
29026 2016-01-25 Richard Biener <rguenther@suse.de>
29029 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
29030 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
29032 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
29034 2016-01-25 Richard Biener <rguenther@suse.de>
29036 PR tree-optimization/69376
29037 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
29039 (VN_INFO_ANTI_RANGE_P): New inline.
29040 (VN_INFO_RANGE_TYPE): Likewise.
29041 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
29042 SSA_NAME_ANTI_RANGE_P.
29043 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
29044 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
29045 Properly query VN_INFO_RANGE_TYPE.
29047 2016-01-25 Nick Clifton <nickc@redhat.com>
29050 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
29052 2016-01-23 Tom de Vries <tom@codesourcery.com>
29054 PR tree-optimization/69426
29055 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
29058 2016-01-23 Jakub Jelinek <jakub@redhat.com>
29060 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
29061 "the the" with "the" in the comments.
29062 * ipa-devirt.c (build_type_inheritance_graph,
29063 update_type_inheritance_graph): Likewise.
29064 * tree.c (build_function_type_list_1): Likewise.
29065 * cfgloopmanip.c (scale_loop_profile): Likewise.
29066 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
29067 * gimple-ssa-split-paths.c
29068 (find_block_to_duplicate_for_splitting_paths): Likewise.
29069 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
29070 * expr.c (convert_move): Likewise.
29071 * var-tracking.c (vt_stack_adjustments): Likewise.
29072 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
29073 * tree-vrp.c (test_for_singularity): Likewise.
29075 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
29076 directly instead of building a temporary tree.
29079 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
29080 remove <algorithm> include.
29082 2016-01-22 Jakub Jelinek <jakub@redhat.com>
29085 * config/i386/i386.c: Include dojump.h.
29086 (expand_small_movmem_or_setmem,
29087 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
29089 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
29090 if dynamic_check != -1.
29092 2016-01-21 Jeff Law <law@redhat.com>
29094 PR middle-end/69347
29095 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
29096 record_temporary_equivalences. Rewritten to avoid unnecessary calls
29097 into dominated_by_p.
29098 (cprop_into_successor_phis): Avoid unnecessary tests.
29100 2016-01-22 Richard Henderson <rth@redhat.com>
29103 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
29104 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
29106 2016-01-22 Michael Matz <matz@suse.de>
29108 * system.h (string, algorithm): Include only conditionally.
29109 (new): Include always under C++.
29110 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
29111 * final.c (toplevel): Ditto.
29112 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
29113 * genconditions.c (write_header): Make gencondmd.c define
29115 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
29117 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
29118 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
29120 2016-01-22 Christian Bruel <christian.bruel@st.com>
29123 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
29125 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29128 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
29129 define_insn_and_split. Ensure operands[1] and operands[0] do not
29130 get assigned the same register.
29132 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
29134 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
29136 2016-01-22 Christian Bruel <christian.bruel@st.com>
29138 * config/arm/arm-c.c (arm_pragma_target_parse):
29139 Remove warn_builtin_macro_redefined overwrite.
29141 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
29143 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
29144 flag_non_call_exceptions compatibility.
29146 2016-01-22 Jakub Jelinek <jakub@redhat.com>
29149 * dwarf2out.c (add_child_die_after): New function.
29150 (dwarf_qual_info_t): New type.
29151 (dwarf_qual_info): New variable.
29152 (qualified_die_p): New function.
29153 (modified_type_die): For -fdebug-types-section, ensure
29154 canonical order of qualifiers. Put qualified DIEs adjacent
29155 to the corresponding non-qualified type DIE and search there
29156 for existing qualified DIEs.
29158 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
29160 * doc/extend.texi (scalar_storage_order type attribute): Document
29161 restriction on type punning and aliasing, and remove future tense.
29163 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
29166 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
29169 2016-01-21 Jeff Law <law@redhat.com>
29171 PR middle-end/69347
29172 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
29173 useless call to record_temporary_equivalences.
29174 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
29175 allocate 10 slots in the bb_path vector and let it grow as needed.
29176 (fsm_find_control_statement_thread_paths): Similarly for the next_path
29179 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
29181 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
29183 * configure: Regenerate.
29185 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
29187 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
29188 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
29190 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
29192 PR middle-end/66178
29193 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
29194 drop EXPAND_INITIALIZER.
29195 * rtl.h (contains_symbolic_reference_p): Declare.
29196 * rtlanal.c (contains_symbolic_reference_p): New function.
29197 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
29198 a subtraction into a NOT if symbolic constants are involved.
29200 2016-01-21 Anton Blanchard <anton@samba.org>
29201 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29204 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
29206 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
29209 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
29211 * config/microblaze/microblaze.c
29212 (get_branch_target): New.
29213 (insert_wic_for_ilb_runout): New.
29215 (microblaze_machine_dependent_reorg): New.
29216 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
29217 * config/microblaze/microblaze.md
29218 (UNSPEC_IPREFETCH): Define.
29219 (iprefetch): New pattern
29220 * config/microblaze/microblaze.opt
29221 (mxl-prefetch): New flag.
29223 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
29225 * config/microblaze/microblaze.h
29226 (FIXED_REGISTERS): Update in macro.
29227 (CALL_USED_REGISTERS): Update in macro.
29229 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
29231 PR rtl-optimization/68920
29232 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
29235 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
29237 PR rtl-optimization/68990
29238 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
29239 pseudo instead of inheritance ones.
29241 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
29242 Nick Clifton <nickc@redhat.com>
29246 * config/mips/mips.c (mips_compute_frame_info): Initialise
29247 args_size and hard_frame_pointer_offset fields of the frame
29248 structure before calling mips_global_pointer.
29250 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
29252 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
29254 * configure: Regenerate.
29256 2016-01-21 Richard Biener <rguenther@suse.de>
29258 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
29260 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
29262 * config/s390/s390.c (s390_asm_declare_function_size): Add code
29263 to actually emit the .size directive.
29265 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
29266 Jakub Jelinek <jakub@redhat.com>
29270 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
29271 args array size by one to avoid buffer overflow.
29273 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
29275 * config/s390/s390.md (pool_section_start): Use switch_to_section
29276 to select proper read-only data section instead of hardcoding
29278 (pool_section_end): Use switch_to_section to match the above.
29280 2016-01-21 Richard Biener <rguenther@suse.de>
29282 PR tree-optimization/69378
29283 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
29284 (set_ssa_val_to): Use it for dominance checks taking into
29285 account not executable edges.
29287 2016-01-21 Jakub Jelinek <jakub@redhat.com>
29290 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
29291 for bitsize instead of GET_MODE_PRECISION (mode).
29293 2016-01-20 Martin Sebor <msebor@redhat.com>
29296 * extend.texi (__sync Builtins): Clarify the semantics of
29297 __sync_fetch_and_OP built-ins on pointers.
29298 (__atomic Builtins): Same.
29300 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29301 Sebastian Pop <s.pop@samsung.com>
29303 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
29304 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
29305 (is_valid_rename): Same.
29306 (translate_isl_ast_to_gimple::get_rename): Same.
29307 (translate_isl_ast_to_gimple::rename_all_uses): Same.
29308 (translate_isl_ast_to_gimple::rename_uses): Same.
29309 (get_new_name): Check for close_phi nodes.
29310 (copy_loop_phi_args): Use phi_node_kind.
29311 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
29312 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
29314 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29315 Sebastian Pop <s.pop@samsung.com>
29317 Revert commit r229783.
29318 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
29319 Remove use of parameter_rename_map.
29320 (copy_def): Remove.
29321 (copy_internal_parameters): Remove.
29322 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
29323 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
29324 (free_sese_info): Do not free parameter_rename_map.
29325 (set_rename): Do not use parameter_rename_map.
29326 (rename_uses): Update call to set_rename.
29327 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
29328 * sese.h (parameter_rename_map_t): Remove.
29329 (struct sese_info_t): Remove field parameter_rename_map.
29331 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29332 Sebastian Pop <s.pop@samsung.com>
29334 * graphite-isl-ast-to-gimple.c: Fix comment.
29335 * graphite-scop-detection.c (defined_in_loop_p): New.
29336 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
29337 names defined in loop.
29339 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29340 Sebastian Pop <s.pop@samsung.com>
29342 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
29343 Discard unstructured if-then-else regions.
29345 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29346 Sebastian Pop <s.pop@samsung.com>
29348 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
29349 (cleanup_loop_iter_dom): Remove.
29350 (build_loop_iteration_domains): Remove.
29351 (build_scop_context): Remove.
29352 (build_scop_iteration_domain): Remove.
29353 (add_loop_constraints): New.
29354 (build_iteration_domains): New.
29355 (build_poly_scop): Call build_iteration_domains.
29357 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29358 Sebastian Pop <s.pop@samsung.com>
29360 * graphite-scop-detection.c
29361 (scop_detection::harmful_loop_in_region): Free dom and loops.
29362 (scop_detection::loop_body_is_valid_scop): Free bbs.
29364 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29365 Sebastian Pop <s.pop@samsung.com>
29367 * graphite-scop-detection.c (record_loop_in_sese): New.
29368 (gather_bbs::before_dom_children): Call record_loop_in_sese.
29369 (build_scops): Remove call to build_sese_loop_nests.
29370 * sese.c (sese_record_loop): Remove.
29371 (build_sese_loop_nests): Remove.
29372 (new_sese_info): Remove region->loops.
29373 (free_sese_info): Same.
29374 * sese.h (sese_contains_loop): Same.
29375 (build_sese_loop_nests): Remove.
29376 (sese_contains_loop): Remove.
29378 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29379 Sebastian Pop <s.pop@samsung.com>
29381 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
29382 loop_is_valid_in_scop.
29383 (scop_detection::harmful_stmt_in_region): Renamed
29384 harmful_loop_in_region.
29385 Call loop_is_valid_in_scop.
29387 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29388 Sebastian Pop <s.pop@samsung.com>
29390 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
29393 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29394 Sebastian Pop <s.pop@samsung.com>
29396 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
29397 * graphite.h (struct poly_bb): Remove field is_reduction.
29398 (PBB_IS_REDUCTION): Remove.
29400 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29401 Sebastian Pop <s.pop@samsung.com>
29403 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
29404 (add_pdr_constraints): Same.
29405 (scop_get_reads): Same.
29406 (scop_get_must_writes): Same.
29407 (scop_get_may_writes): Same.
29408 (scop_get_original_schedule): Same.
29409 (extend_schedule): Same.
29410 (apply_schedule_on_deps): Same.
29411 (carries_deps): Same.
29412 (compute_deps): Same.
29413 (scop_get_dependences): Same.
29414 * graphite-isl-ast-to-gimple.c
29415 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
29416 * graphite-optimize-isl.c (get_schedule_for_band): Same.
29417 (get_schedule_for_band_list): Same.
29418 (get_schedule_map): Same.
29419 (apply_schedule_map_to_scop): Same.
29420 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
29421 (build_loop_iteration_domains): Same.
29422 (add_condition_to_pbb): Same.
29423 (add_param_constraints): Same.
29424 (pdr_add_memory_accesses): Same.
29425 (pdr_add_data_dimensions): Same.
29427 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
29429 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
29432 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
29434 * common.opt (feliminate-dwarf2-dups): Replace references to
29435 "DWARF 2" with just "DWARF".
29436 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
29437 * doc/extend.texi: Likewise.
29438 * doc/cpp.texi: Likewise.
29439 * doc/invoke.texi: Likewise.
29440 (Option Summary): Add -gdwarf to list of Debugging Options.
29441 (Debugging Options): Document -gdwarf.
29442 * doc/contrib.texi: Spell "DWARF" like that.
29444 2016-01-21 Jakub Jelinek <jakub@redhat.com>
29446 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
29447 warning. Fix up formatting.
29449 PR middle-end/67653
29450 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
29451 attempt to mark memory input operand addressable and
29452 call prepare_gimple_addressable in that case. Don't adjust
29453 input_location for diagnostics, use error_at instead.
29455 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
29457 * config/rs6000/ppc-auxv.h: New file.
29458 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
29459 (cpu_is): Likewise.
29460 (cpu_supports): Likewise.
29461 * config/rs6000/rs6000.c: include "ppc-auxv.h".
29462 (cpu_is_info): New variable.
29463 (cpu_supports_info): Likewise.
29464 (tcb_verification_symbol): Likewise.
29465 (cpu_builtin_p): Likewise.
29466 (cpu_expand_builtin): New function.
29467 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
29468 (rs6000_init_builtins): Likewise.
29469 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
29470 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
29471 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
29472 * configure: Regenerate.
29473 * config.in: Likewise.
29474 * doc/extend.texi (PowerPC Built-in Functions): Document
29475 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
29477 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
29480 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
29482 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
29485 2016-01-20 Richard Henderson <rth@redhat.com>
29491 * tree.c (tm_define_builtin): New.
29492 (find_tm_vector_type): New.
29493 (build_tm_vector_builtins): New.
29494 (build_common_builtin_nodes): Call it.
29496 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
29498 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
29499 (arm_fp_ok): Likewise.
29500 (arm_fp): Likewise.
29501 (arm_crypto): Likewise.
29503 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
29504 Richard Biener <rguenther@suse.de>
29506 PR tree-optimization/69328
29507 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
29508 vectors have same number of elements.
29509 (vectorizable_condition): Fix masked version recognition.
29511 2016-01-20 Richard Biener <rguenther@suse.de>
29513 PR tree-optimization/69345
29514 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
29515 (VN_INFO_PTR_INFO): Likewise.
29516 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
29517 info when it is equal between non-dominating SSA names.
29518 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
29519 Make sure to look at original SSA infos.
29521 2016-01-20 Jeff Law <law@redhat.com>
29524 * config/m68k/predicates.md (pow2_m1_operand): New predicate
29526 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
29527 (pc_or_label_operand): New predicate.
29528 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
29529 tests for small integers that are 2^n - 1.
29531 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
29533 * doc/invoke.texi (Options Summary): Add '.' after @xref.
29535 2016-01-19 Jeff Law <law@redhat.com>
29537 PR middle-end/69347
29538 * tree-ssa-threadbackwards.c
29539 (fsm_find_control_statement_thread_paths): Do not try to lookup
29540 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
29542 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
29544 * doc/lto.texi: Remove text that says only Gold has linker plugin
29547 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
29549 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
29550 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
29551 the DIE accordingly.
29552 (modified_type_die): Add REVERSE parameter and pass it recursively,
29553 as well as to base_type_die. Adjust presence check accordingly.
29554 (base_type_for_mode): Adjust call to modified_type_die.
29555 (add_type_attribute): Add REVERSE parameter and pass it to
29557 (generic_parameter_die): Adjust call to add_type_attribute.
29558 (add_scalar_info): Likewise.
29559 (add_subscript_info): Likewise.
29560 (gen_array_type_die): Likewise.
29561 (gen_descr_array_type_die): Likewise.
29562 (gen_entry_point_die): Likewise.
29563 (gen_enumeration_type_die): Likewise.
29564 (gen_formal_parameter_die): Likewise.
29565 (gen_subprogram_die): Likewise.
29566 (gen_variable_die ): Likewise.
29567 (gen_const_die): Likewise.
29568 (gen_field_die): Likewise.
29569 (gen_pointer_type_die): Likewise.
29570 (gen_reference_type_die): Likewise.
29571 (gen_ptr_to_mbr_type_die): Likewise.
29572 (gen_inheritance_die): Likewise.
29573 (gen_subroutine_type_die): Likewise.
29574 (gen_typedef_die): Likewise.
29575 (force_type_die): Adjust call to modified_type_die.
29577 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
29579 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
29580 flow throughout the file. Fix broken link to Objective-C 2.0
29582 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
29585 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29587 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
29589 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29592 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
29593 (maybe_record_node): Record cxa_pure_virtual as the only possible
29594 target if there are not ohter candidates.
29595 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
29597 2016-01-19 Richard Biener <rguenther@suse.de>
29599 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
29600 (get_memory_order): Likewise.
29602 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
29604 * tree-vect-stmts.c (vectorizable_store): Check
29607 2016-01-19 David Malcolm <dmalcolm@redhat.com>
29610 * gcc.c (driver::decode_argv): Add call to
29611 init_opts_obstack before init_options_struct.
29612 * opts.c (init_opts_obstack): Remove idempotency.
29613 (init_options_struct): Replace call to init_opts_obstack
29614 with a gcc_assert to verify that it has already been called.
29615 * toplev.c (toplev::main): Add call to init_opts_obstack before
29616 calls to init_options_struct.
29617 (toplev::finalize): Move cleanup of opts_obstack next to
29618 cleanup of save_decoded_options, clearing the latter, and
29619 save_decoded_options_count.
29621 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29624 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
29625 attribute to unconditional. Remove %? from output template.
29627 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29628 Jiong Wang <jiong.wang@arm.com>
29630 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
29631 generated from different expand order.
29633 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29635 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
29636 Add support for CCMP costing.
29638 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29640 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
29641 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
29642 (fccmpe<mode>): Likewise.
29643 (fcmp): Rename to fcmp and globalize pattern.
29645 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
29646 (aarch64_gen_ccmp_next): Add FP support.
29648 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29650 * target.def (gen_ccmp_first): Update documentation.
29651 (gen_ccmp_next): Likewise.
29652 * doc/tm.texi (gen_ccmp_first): Update documentation.
29653 (gen_ccmp_next): Likewise.
29654 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
29655 expand_ccmp_expr_1. Improve comments.
29656 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
29657 (ccmp_ior<mode>): Remove pattern.
29658 (cmp<mode>): Remove expand.
29659 (cmp): Globalize pattern.
29660 (cstorecc4): Use cc_register.
29661 (mov<mode>cc): Remove ccmp_cc_register check.
29662 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
29663 Simplify after removal of CC_DNE/* modes.
29664 (aarch64_ccmp_mode_to_code): Remove.
29665 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
29666 In 'k' case use integer as condition.
29667 (aarch64_nzcv_codes): Remove inverted cases.
29668 (aarch64_code_to_ccmode): Remove.
29669 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
29670 comparison with CC register to be used in folowing CCMP/branch/CSEL.
29671 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
29672 pattern. Return the comparison with CC register. Invert conditions
29673 when bitcode is OR.
29674 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
29675 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
29677 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29679 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
29680 instrumented_version.
29682 2016-01-19 Richard Biener <rguenther@suse.de>
29684 PR tree-optimization/69336
29685 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
29686 handled components with get_ref_base_and_extent.
29687 (equal_mem_array_ref_p): Adjust.
29689 2016-01-19 Jakub Jelinek <jakub@redhat.com>
29692 * shrink-wrap.c: Include valtrack.h.
29693 (move_insn_for_shrink_wrap): Add DEBUG argument. If
29694 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
29695 in between insn and where it will be moved to. Call
29696 dead_debug_insert_temp.
29697 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
29698 first and dead_debug_local_finish at the end.
29699 For uses and defs bitmap, handle all regs in between REGNO and
29700 END_REGNO, not just the first one.
29702 2016-01-19 Richard Biener <rguenther@suse.de>
29704 PR tree-optimization/69352
29705 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
29706 (equal_mem_array_ref_p): Constrain size and max size properly.
29707 Compare the reverse flag.
29709 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
29711 * ira.c (ira): Update regstat data if we deleted insns.
29713 2016-01-19 Jakub Jelinek <jakub@redhat.com>
29715 PR rtl-optimization/68955
29716 PR rtl-optimization/64557
29717 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
29718 here. Fix up formatting.
29719 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
29721 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29724 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
29725 assume that the node has body.
29726 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
29729 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29731 * lto-streamer-out.c (lto_output): Do not stream instrumentation
29734 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29736 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
29737 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
29739 2016-01-19 Martin Jambor <mjambor@suse.cz>
29740 Martin Liska <mliska@suse.cz>
29741 Michael Matz <matz@suse.de>
29743 * Makefile.in (OBJS): Add new source files.
29744 (GTFILES): Add hsa.c.
29745 * common.opt (disable_hsa): New variable.
29746 (-Whsa): New warning.
29747 * config.in (ENABLE_HSA): New.
29748 * configure.ac: Treat hsa differently from other accelerators.
29749 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
29750 $enable_offloading.
29751 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
29752 * doc/install.texi (Configuration): Document --with-hsa-runtime,
29753 --with-hsa-runtime-include, --with-hsa-runtime-lib and
29754 --with-hsa-kmt-lib.
29755 * doc/invoke.texi (-Whsa): Document.
29756 (hsa-gen-debug-stores): Likewise.
29757 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
29758 to invoke offload compiler for hsa acclerator.
29759 * opts.c (common_handle_option): Determine whether HSA offloading
29760 should be performed.
29761 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
29762 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
29763 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
29764 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
29765 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
29766 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
29767 GF_OMP_FOR_KIND_GRID_LOOP.
29768 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
29769 (pp_gimple_stmt_1): Likewise.
29770 * gimple-walk.c (walk_gimple_stmt): Likewise.
29771 * gimple.c (gimple_build_omp_grid_body): New function.
29772 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
29773 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
29774 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
29775 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
29776 GF_OMP_TEAMS_GRID_PHONY.
29777 (gimple_statement_omp_single_layout): Updated comments.
29778 (gimple_build_omp_grid_body): New function.
29779 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
29780 (gimple_omp_for_grid_phony): New function.
29781 (gimple_omp_for_set_grid_phony): Likewise.
29782 (gimple_omp_parallel_grid_phony): Likewise.
29783 (gimple_omp_parallel_set_grid_phony): Likewise.
29784 (gimple_omp_teams_grid_phony): Likewise.
29785 (gimple_omp_teams_set_grid_phony): Likewise.
29786 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
29787 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
29788 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
29789 (BUILT_IN_GOMP_TARGET): Updated type.
29790 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
29791 (adjust_for_condition): New function.
29792 (get_omp_for_step_from_incr): Likewise.
29793 (extract_omp_for_data): Moved parts to adjust_for_condition and
29794 get_omp_for_step_from_incr.
29795 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
29796 (fixup_child_record_type): Bail out if receiver_decl is NULL.
29797 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
29798 (scan_omp_parallel): Do not create child functions for phony
29800 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
29801 (scan_omp_1_op): Checking assert we are not remapping to
29802 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
29803 (parallel_needs_hsa_kernel_p): New function.
29804 (expand_parallel_call): Register apprpriate parallel child
29805 functions as HSA kernels.
29806 (grid_launch_attributes_trees): New type.
29807 (grid_attr_trees): New variable.
29808 (grid_create_kernel_launch_attr_types): New function.
29809 (grid_insert_store_range_dim): Likewise.
29810 (grid_get_kernel_launch_attributes): Likewise.
29811 (get_target_argument_identifier_1): Likewise.
29812 (get_target_argument_identifier): Likewise.
29813 (get_target_argument_value): Likewise.
29814 (push_target_argument_according_to_value): Likewise.
29815 (get_target_arguments): Likewise.
29816 (expand_omp_target): Call get_target_arguments instead of looking
29817 up for teams and thread limit.
29818 (grid_expand_omp_for_loop): New function.
29819 (grid_arg_decl_map): New type.
29820 (grid_remap_kernel_arg_accesses): New function.
29821 (grid_expand_target_kernel_body): New function.
29822 (expand_omp): Call it.
29823 (lower_omp_for): Do not emit phony constructs.
29824 (lower_omp_taskreg): Do not emit phony constructs but create for them
29825 a temporary variable receiver_decl.
29826 (lower_omp_taskreg): Do not emit phony constructs.
29827 (lower_omp_teams): Likewise.
29828 (lower_omp_grid_body): New function.
29829 (lower_omp_1): Call it.
29830 (grid_reg_assignment_to_local_var_p): New function.
29831 (grid_seq_only_contains_local_assignments): Likewise.
29832 (grid_find_single_omp_among_assignments_1): Likewise.
29833 (grid_find_single_omp_among_assignments): Likewise.
29834 (grid_find_ungridifiable_statement): Likewise.
29835 (grid_target_follows_gridifiable_pattern): Likewise.
29836 (grid_remap_prebody_decls): Likewise.
29837 (grid_copy_leading_local_assignments): Likewise.
29838 (grid_process_kernel_body_copy): Likewise.
29839 (grid_attempt_target_gridification): Likewise.
29840 (grid_gridify_all_targets_stmt): Likewise.
29841 (grid_gridify_all_targets): Likewise.
29842 (execute_lower_omp): Call grid_gridify_all_targets.
29843 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
29844 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
29845 (tree_omp_clause): Added union field dimension.
29846 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
29847 * tree.c (omp_clause_num_ops): Added number of arguments of
29848 OMP_CLAUSE__GRIDDIM_.
29849 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
29850 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
29851 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
29852 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
29853 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
29854 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
29855 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
29856 * tree-pass.h (make_pass_gen_hsail): Declare.
29857 (make_pass_ipa_hsa): Likewise.
29858 * ipa-hsa.c: New file.
29859 * lto-section-in.c (lto_section_name): Add hsa section name.
29860 * lto-streamer.h (lto_section_type): Add hsa section.
29861 * timevar.def (TV_IPA_HSA): New.
29862 * hsa-brig-format.h: New file.
29863 * hsa-brig.c: New file.
29864 * hsa-dump.c: Likewise.
29865 * hsa-gen.c: Likewise.
29868 * toplev.c (compile_file): Call hsa_output_brig.
29869 * hsa-regalloc.c: New file.
29871 2016-01-18 Jeff Law <law@redhat.com>
29873 PR tree-optimization/69320
29874 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
29875 ranged object, do nothing if the RHS constant is not [0..1].
29876 (optimize_stmt): Comparing a boolean ranged object against a
29877 constant outside [0..1] results in a compile-time constant.
29879 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
29882 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
29884 * doc/invoke.texi (Invoking GCC): Add new section to menu.
29885 (Option Summary): Update to reflect new section and moved options.
29886 (C++ Dialect Options): Move -fstats to new section.
29887 (Debugging Options): Move all dump, statistics, and other GCC
29888 developer options to new section. Rewrite section introduction
29889 and re-order remaining options to put the more basic ones first.
29890 (Optimization Options): Move -fira-verbose and -flto-report* to
29892 (Developer Options): New section incorporating moved options.
29893 * doc/cppopts.texi (-dM): Update cross-reference.
29895 2016-01-18 Richard Henderson <rth@redhat.com>
29898 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
29899 operands to pseudo only if CSE is expected. Split long immediate
29900 operands only after reload, and for the stack pointer.
29901 (*add<GPI>3_pluslong): Remove.
29902 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
29903 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
29904 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
29905 (*add<GPI>3 peepholes): New.
29906 (*add<GPI>3 splitters): New.
29907 * config/aarch64/constraints.md (Upl): New.
29908 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
29910 2016-01-18 Richard Biener <rguenther@suse.de>
29912 PR tree-optimization/69297
29913 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
29915 (vect_bb_vectorization_profitable_p): Clear visited flag again.
29917 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
29919 PR middle-end/68542
29920 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
29921 of mixind vector and scalar types.
29922 (fold_relational_const): Add handling of vector
29923 comparison with boolean result.
29924 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
29925 comparison of vector operands with boolean result for EQ/NE only.
29926 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
29927 (verify_gimple_cond): Likewise.
29928 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
29931 2016-01-18 Joseph Myers <joseph@codesourcery.com>
29933 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
29936 2016-01-18 Richard Biener <rguenther@suse.de>
29938 PR middle-end/69308
29939 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
29941 2016-01-18 Tom de Vries <tom@codesourcery.com>
29943 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
29945 2016-01-18 Tom de Vries <tom@codesourcery.com>
29947 * omp-low.c (set_oacc_fn_attrib): Make extern.
29948 * omp-low.h (set_oacc_fn_attrib): Declare.
29949 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
29950 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
29951 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
29952 Add and handle function parameter oacc_kernels_p.
29953 (find_reduc_addr, get_omp_data_i_param): New function.
29954 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
29955 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
29956 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
29957 Calculate dominance info. Skip loops that are not in a kernels region
29958 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
29959 (pass_parallelize_loops::execute): Call parallelize_loops with
29960 oacc_kernels_p argument.
29961 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
29962 New member function.
29963 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
29964 * passes.def: Add argument to pass_parallelize_loops instantation.
29966 2016-01-18 Tom de Vries <tom@codesourcery.com>
29968 * tree-parloops.c (pass_parallelize_loops::execute): Allow
29969 pass_parallelize_loops to be run outside the loop pipeline.
29971 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
29973 * tree-scalar-evolution.c (follow_copies_to_constant): New.
29974 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
29976 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
29979 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
29980 using get_ref_base_and_extent.
29981 (equal_mem_array_ref_p): New.
29982 (hashable_expr_equal_p): Add call to previous.
29984 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
29987 * tree-sra.c (disqualified_constants, constant_decl_p): New.
29988 (sra_initialize): Allocate disqualified_constants.
29989 (sra_deinitialize): Free disqualified_constants.
29990 (disqualify_candidate): Update disqualified_constants when appropriate.
29991 (create_access): Scan for constant-pool entries as we go along.
29992 (scalarizable_type_p): Add check against type_contains_placeholder_p.
29993 (maybe_add_sra_candidate): Allow constant-pool entries.
29994 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
29995 (initialize_constant_pool_replacements): New.
29996 (sra_modify_assign): Avoid mangling assignments created by previous,
29997 and don't generate writes into constant pool.
29998 (sra_modify_function_body): Call initialize_constant_pool_replacements.
30000 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
30002 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
30003 andnot instruction.
30004 (scalar_chain::convert_op): Likewise.
30005 * config/i386/i386.md (*andndi3_doubleword): New.
30007 2016-01-18 Richard Biener <rguenther@suse.de>
30009 PR tree-optimization/69170
30010 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
30011 building a vector from scalar results of a pattern stmt.
30013 2016-01-18 Jakub Jelinek <jakub@redhat.com>
30015 * haifa-sched.c (autopref_multipass_init): Work around
30016 -Wmaybe-uninitialized warning.
30018 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
30020 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
30021 against the constant 0.
30023 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30025 PR tree-optimization/68799
30026 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
30027 look up phi candidates in the statement-candidate map.
30028 (phi_add_costs): Likewise.
30029 (record_phi_increments): Likewise.
30030 (phi_incr_cost): Likewise.
30031 (ncd_with_phi): Likewise.
30032 (all_phi_incrs_profitable): Likewise.
30034 2016-01-17 Jakub Jelinek <jakub@redhat.com>
30036 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
30037 -Wmaybe-uninitialized warning.
30039 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
30041 * doc/invoke.texi (Invoking GCC): Add new section to menu.
30042 (Option Summary): Update to reflect new section and moved options.
30043 (C++ Dialect Options): Move -fvtable-verify and related options.
30044 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
30045 and profiling-related options.
30046 (Optimization Options): Move profile generation options and
30047 -fstack-protector and related options.
30048 (Instrumentation Options): New section incorporating moved options.
30049 (Code Generation Options): Move -finstrument-functions and
30050 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
30052 2016-01-16 Tom de Vries <tom@codesourcery.com>
30054 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
30056 2016-01-16 Tom de Vries <tom@codesourcery.com>
30058 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
30060 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
30062 * hash-table.h (hash_table::empty): Turn into an inline wrapper
30063 that checks whether the table is already empty. Rename the
30064 original implementation to...
30065 (hash_table::empty_slot): ...this new private function.
30067 2016-01-15 David Malcolm <dmalcolm@redhat.com>
30069 PR diagnostic/68899
30070 * diagnostic-show-locus.c (layout::print_source_line): Move x
30071 offset of line until after call to
30072 get_line_width_without_trailing_whitespace.
30074 2016-01-15 Jeff Law <law@redhat.com>
30076 PR tree-optimization/69270
30077 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
30078 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
30079 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
30080 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
30081 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
30082 ssa_name_has_boolean_range and constant_boolean_node.
30084 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
30086 PR rtl-optimization/69030
30087 * lra-spills.c (remove_pseudos): Check nrefs and make the function
30089 (spill_pseudos): Delete debug insn for dead pseudo.
30090 (lra_spill): Initiate spill_hard_reg and slots memory separately.
30092 2016-01-15 Jiong Wang <jiong.wang@arm.com>
30094 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
30096 (TYPES_UNOPUS): Likewise.
30097 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
30098 builtin type, from UNOP to UNOPUS.
30099 (lbtruncuv4sf): Likewise.
30100 (lbtruncuv2df): Likewise.
30101 (lrounduv2sf): Likewise.
30102 (lrounduv4sf): Likewise.
30103 (lrounduv2df): Likewise.
30104 (lroundusf): Likewise.
30105 (lroundusf): Likewise.
30106 (lceiluv2sf): Likewise.
30107 (lceiluv4sf): Likewise.
30108 (lceiluv2df): Likewise.
30109 (lceilusf): Likewise.
30110 (lceiludf): Likewise.
30111 (lflooruv2sf): Likewise.
30112 (lflooruv4sf): Likewise.
30113 (lflooruv2df): Likewise.
30114 (lfloorusf): Likewise.
30115 (lfloorudf): Likewise.
30116 (lfrintnuv2sf): Likewise.
30117 (lfrintnuv4sf): Likewise.
30118 (lfrintnuv2df): Likewise.
30119 (lfrintnusf): Likewise.
30120 (lfrintnudf): Likewise.
30121 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
30123 (vcvtq_u32_f32): Likewise.
30124 (vcvtq_u64_f64): Likewise.
30125 (vcvta_u32_f32): Likewise.
30126 (vcvtaq_u32_f32): Likewise.
30127 (vcvtaq_u64_f64): Likewise.
30128 (vcvtm_u32_f32): Likewise.
30129 (vcvtmq_u32_f32): Likewise.
30130 (vcvtmq_u64_f64): Likewise.
30131 (vcvtn_u32_f32): Likwise.
30132 (vcvtnq_u32_f32): Likewise.
30133 (vcvtnq_u64_f64): Likewise.
30134 (vcvtp_u32_f32): Likewise.
30135 (vcvtpq_u32_f32): Likewise.
30136 (vcvtpq_u64_f64): Likewise.
30137 (vcvtmd_u64_f64): Likewise.
30138 (vcvtms_u32_f32): Likewise.
30139 (vcvtad_u64_f64): Likewise.
30140 (vcvtas_u32_f32): Likewise.
30141 (vcvtnd_u64_f64): Likewise.
30142 (vcvtns_u32_f32): Likewise.
30143 (vcvtpd_u64_f64): Likewise.
30144 (vcvtps_u32_f32): Likewise.
30146 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30148 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
30149 CSEL of zero_extended registers.
30151 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30153 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
30154 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
30156 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30158 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
30159 false when argument string is not found in the attributes table
30162 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
30165 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
30166 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
30167 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
30168 precision estimate.
30170 2016-01-15 Richard Biener <rguenther@suse.de>
30172 PR tree-optimization/66856
30173 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
30174 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
30175 (vect_create_new_slp_node): Increment stmt reference count.
30176 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
30177 an SLP tree before swapping operands.
30178 (vect_build_slp_tree): Likewise.
30179 (destroy_bb_vec_info): Free stmt info after SLP instances.
30180 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
30181 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
30182 (STMT_VINFO_NUM_SLP_USES): New macro.
30184 2016-01-15 Richard Biener <rguenther@suse.de>
30187 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
30188 (add_linkage_name): ... here.
30189 (gen_typedef_die): Use add_linkage_name_raw instead of
30190 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
30193 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
30195 * gimplify.c (oacc_default_clause): Decode reference and pointer
30196 types for both kernels and parallel regions.
30198 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
30200 PR middle-end/69246
30201 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
30203 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
30205 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
30206 (convert_scalars_to_vector): Likewise.
30208 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
30210 * doc/extend.texi (Type Traits): Fix grammar.
30212 2016-01-15 Martin Jambor <mjambor@suse.cz>
30214 * tree-inline.c (remap_decl): Use existing dclarations if
30215 remapping a type and prevent_decl_creation_for_types.
30216 (replace_locals_stmt): Do an initial remapping of non-VLA typed
30217 decls first. Do real remapping with
30218 prevent_decl_creation_for_types set.
30219 * tree-inline.h (copy_body_data): New field
30220 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
30223 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
30225 * config/s390/s390.opt (mmvcle): More verbose help text.
30227 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
30229 * config/s390/s390.opt: Add period to -mzvector option text.
30231 2016-01-15 Richard Biener <rguenther@suse.de>
30233 PR tree-optimization/68961
30234 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
30235 of invariants in stores again.
30237 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
30239 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
30241 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
30243 * config/i386/i386.c (ix86_expand_branch): Don't split
30244 DI mode xor instruction to SI mode.
30246 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
30249 * ipa-icf.c (sem_function::merge): Virtual functions may become
30250 reachable even if they address is not taken and there are no
30253 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
30255 * lto-streamer-out.c (subtract_estimated_size): New function.
30256 (get_symbol_initial_value): Use it.
30258 2016-01-15 Christian Bruel <christian.bruel@st.com>
30261 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
30262 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
30263 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
30264 use add_builtin_function_ext_scope instead of add_builtin_function.
30265 (neon_set_p, neon_crypto_set_p): Remove.
30266 (arm_init_builtins): Always call arm_init_neon_builtins and
30267 arm_init_crypto_builtins.
30268 (arm_expand_builtin): Check that builtins are allowed for the arch.
30269 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
30270 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
30271 arm_init_neon_builtins call.
30273 2016-01-15 Richard Biener <rguenther@suse.de>
30275 PR tree-optimization/69117
30276 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
30277 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
30278 of the leader conservatively.
30279 (free_scc_vn): Restore original SSA name infos.
30281 2016-01-14 Jeff Law <law@redhat.com>
30283 PR tree-optimization/69270
30284 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
30285 single bit of precision, verify it's also unsigned.
30286 (record_edge_info): Use constant_boolean_node rather than fold_convert
30287 to convert boolean_true/boolean_false to the right type.
30289 2016-01-14 Richard Henderson <rth@redhat.com>
30292 * loop-doloop.c (record_reg_sets): New.
30293 (doloop_optimize): Reject the transform if the sequence
30294 clobbers registers live at the end of the loop block.
30295 (doloop_optimize_loops): Enable df_live if needed.
30297 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
30299 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
30300 * config/rs6000/rs6000.c: Likewise.
30301 * config/rs6000/rs6000.h: Likewise.
30302 * config/rs6000/rs6000.md: Likewise.
30303 * doc/extend.texi: Likewsie.
30305 2016-01-14 Jeff Law <law@redhat.com>
30307 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
30310 2016-01-14 Richard Henderson <rth@redhat.com>
30314 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
30315 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
30316 instead of builtin_decl_declared_p to test for declaration.
30318 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
30320 * doc/loop.texi (Loop Analysis and Representation): Document
30321 loop_depth function.
30323 2016-01-14 Tom de Vries <tom@codesourcery.com>
30325 PR tree-optimization/68773
30326 * omp-low.c (expand_omp_target): Don't set force_output.
30327 * varpool.c (varpool_node::get_create): Same.
30328 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
30329 offload_funcs with force_output.
30331 2016-01-14 Jakub Jelinek <jakub@redhat.com>
30334 * lra-eliminations.c (move_plus_up): Don't change anything if either
30335 the outer or inner subreg mode is not MODE_INT.
30336 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
30337 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
30339 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
30341 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
30342 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
30343 reduc_uplus_@var{m}): Remove.
30344 * expr.c (expand_expr_real_2): Remove expansion path for
30345 reduc_[us](min|max|plus) optabs.
30346 * optabs-tree.c (scalar_reduc_to_vector): Remove.
30347 * optabs-tree.h (scalar_reduc_to_vector): Remove.
30348 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
30349 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
30350 * tree-vect-loop.c (vectorizable_reduction): Remove test for
30351 reduc_[us](min|max|plus) optabs.
30353 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
30355 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
30356 (reduc_plus_scal_v2sf): New.
30357 (reduc_smax_v2sf): Rename to...
30358 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
30359 (reduc_smin_v2sf): Rename to...
30360 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
30362 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
30364 * alias.c (compare_base_symbol_refs): New function.
30365 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
30368 2016-01-14 Jakub Jelinek <jakub@redhat.com>
30370 PR middle-end/68146
30371 PR tree-optimization/69155
30372 * tree-complex.c: Include cfganal.h.
30373 (phis_to_revisit): New variable.
30374 (extract_component): Add phiarg_p argument. Assert that returned
30375 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
30376 (update_phi_components): Partly rewrite to use loop over real/imag
30377 components instead of code duplication. If extract_component returns
30378 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
30379 create_tmp_reg into the PHI node instead, and mention the phi triplet
30380 in phis_to_revisit.
30381 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
30382 in phis_to_revisit at the end.
30384 2016-01-14 Richard Biener <rguenther@suse.de>
30386 PR tree-optimization/68060
30387 * tree-vect-loop.c (vect_is_simple_reduction): Check the
30388 outer loop reduction is only used in the inner loop before
30389 detecting a double reduction.
30391 2016-01-14 Jakub Jelinek <jakub@redhat.com>
30394 * combine.c (expand_field_assignment): Punt if compute_mode is
30395 unsupported scalar mode.
30397 2016-01-14 Richard Biener <rguenther@suse.de>
30399 PR tree-optimization/66856
30400 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
30401 SLP node only if it built successfully.
30402 (vect_analyze_slp_instance): Adjust.
30404 2016-01-14 Jeff Law <law@redhat.com>
30406 PR tree-optimization/69270
30407 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
30408 (record_edge_info): Use it. Convert boolean_{true,false}_node
30409 to the type of op0.
30411 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
30414 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
30415 use block_ultimate_origin
30416 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
30418 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
30420 * doc/invoke.texi (Submodel Options): Rename section to
30421 "Machine-Dependent Options" to better reflect its content.
30422 Rewrite introductory text to remove archaic CPU names.
30425 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
30427 * doc/invoke.texi (Code Gen Options): Move section up in file,
30428 before target-specific options. Update menu and option summary
30429 to reflect the new section ordering.
30431 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
30433 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
30434 (C++ Dialect Options): Add cross-reference to -std option.
30435 * doc/standards.texi (C++ Language): Document C++14 support.
30437 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
30439 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
30440 for pack/unpack functions for __ibm128.
30441 (PACK_IF): Likewise.
30442 (UNPACK_IF): Likewise.
30444 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
30445 support for __ibm128 pack/unpack functions.
30446 (rs6000_invalid_builtin): Likewise.
30447 (rs6000_init_builtins): Likewise.
30448 (rs6000_opt_masks): Likewise.
30450 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
30451 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
30453 (RS6000_BTM_COMMON): Likewise.
30455 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
30456 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
30457 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
30458 128-bit floating point. Add support for the double values to be
30459 in Altivec registers for TF/IF packing and unpacking, but restrict
30460 TD packing sub-fields to be FPR registers. Don't allow overlapped
30461 register support for packing. Allow pack inputs to be memory
30462 locations. Don't build generator functions for unpack<mode>_dm
30463 and unpack<mode>_nodm.
30464 (unpack<mode>_dm): Likewise.
30465 (unpack<mode>_nodm): Likewise.
30466 (pack<mode>): Likewise.
30468 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
30469 built-in functions to pack/unpack explicit __ibm128 values.
30470 (__builtin_unpack_ibm128): Likewise.
30472 * doc/extend.texi (PowerPC Built-in Functions): Document
30473 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
30475 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
30478 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
30479 Add new arg loc and pass it down as context.
30480 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
30481 to the location to use for the warning.
30482 (check_function_arguments): New arg loc. All callers changed. Pass
30483 it to check_function_nonnull.
30484 * c-common.h (check_function_arguments): Adjust declaration.
30486 2016-01-13 Jakub Jelinek <jakub@redhat.com>
30488 PR tree-optimization/69156
30489 * gimple.c (validate_type): Removed.
30490 (gimple_builtin_call_types_compatible_p): Use
30491 useless_type_conversion_p instead of validate_type.
30492 * value-prof.c (gimple_stringop_fixed_value): Fold
30493 icall_size to correct type.
30495 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
30497 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
30500 2016-01-13 Richard Henderson <rth@redhat.com>
30503 * target.def (builtin_tm_load, builtin_tm_store): Remove.
30504 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
30505 (ix86_builtin_tm_store): Remove.
30506 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
30507 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
30508 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
30509 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
30510 * doc/tm.texi: Rebuild.
30512 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
30513 (BUILT_IN_TM_MEMCPY_RTWN): New.
30514 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
30515 fallback from vector to integer helpers.
30516 (build_tm_load): Handle vector types directly, instead of
30518 (build_tm_store): Likewise.
30519 (expand_assign_tm): Prepare for register types not handled by
30520 the above. Copy them to memory and use memcpy.
30521 * tree.c (tm_define_builtin): New.
30522 (find_tm_vector_type): New.
30523 (build_tm_vector_builtins): New.
30524 (build_common_builtin_nodes): Call it.
30526 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
30528 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
30529 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
30531 2016-01-13 Tom de Vries <tom@codesourcery.com>
30533 PR tree-optimization/69169
30534 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
30535 handled_struct_type param.
30536 (create_variable_info_for, intra_create_variable_infos): Call
30537 create_variable_info_for_1 with extra arg.
30539 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
30541 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
30542 and "armv8.1-a+crc" entries.
30544 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
30547 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
30548 Change first operand predicate from register_or_constm1_operand
30549 to register_operand.
30550 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
30551 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
30552 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
30553 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
30554 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
30555 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
30556 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
30557 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
30558 comparison with constm1_rtx from vec_prefetch_gen part.
30560 2016-01-13 Richard Biener <rguenther@suse.de>
30562 PR tree-optimization/69013
30563 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
30564 Exchange assert for a test.
30566 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30569 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
30571 2016-01-13 Richard Biener <rguenther@suse.de>
30573 PR tree-optimization/69242
30574 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
30575 assert with a check.
30577 2016-01-13 Richard Biener <rguenther@suse.de>
30579 PR tree-optimization/69186
30580 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
30581 Properly guard vect_update_misalignment_for_peel call.
30583 2016-01-12 Jeff Law <law@redhat.com>
30585 PR tree-optimization/pr67755
30586 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
30587 "need_profile_correction".
30588 (thread_block_1): Initialize new field to false by default. If we
30589 have multiple thread paths through a common joiner to different
30590 final targets, then set new field to true.
30591 (compute_path_counts): Only do count adjustment when it's really
30594 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
30596 * doc/invoke.texi (Spec Files): Move section down in file, past
30597 all command-line option descriptions.
30599 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
30601 PR middle-end/54809
30602 * doc/gty.texi: Remove documentation of mark_hook.
30603 * gengtype.c (struct write_types_data): Remove code to support
30604 mark_hook attribute.
30605 (walk_type): Likewise.
30606 (write_func_for_structure): Likewise.
30608 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
30610 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
30611 Directory Options, and -specs= to Overall Options.
30612 (Overall Options): Adjust similarly. Reorder to group related
30613 options together. Make -specs= cross-reference the spec file details.
30614 (Directory Options): Adjust similarly.
30616 2016-01-12 Jeff Law <law@redhat.com>
30618 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
30620 2016-01-12 Olivier Hainque <hainque@adacore.com>
30622 * gcc.c (spec_undefvar_allowed): New global.
30623 (process_command): Set to true when running for --version or --help,
30625 (getenv_spec_function): When the variable is not defined, use the
30626 variable name as the variable value if we're allowed not to issue
30629 2016-01-12 Bin Cheng <bin.cheng@arm.com>
30631 PR tree-optimization/68911
30632 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
30633 information computed for expression "init + nit * step".
30635 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
30637 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
30638 about name of GCC executable. Remove deleted node from menu.
30639 (Directory Options) <-B>: Remove cross-reference to deleted node.
30640 (Target Options): Delete section.
30642 2016-01-12 Christian Bruel <christian.bruel@st.com>
30645 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
30646 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
30648 2016-01-12 Jakub Jelinek <jakub@redhat.com>
30651 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
30652 aligned_mem is properly set for AVX512-VL floating point masked
30656 * ifcvt.c (cond_exec_process_if_block): When removing the last
30657 insn from then_bb, remove also any possible barriers that follow it.
30659 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
30663 * config/i386/iamcu.h (SIZE_TYPE): New macro.
30664 (PTRDIFF_TYPE): Likewise.
30665 (WCHAR_TYPE): Likewise.
30666 (WCHAR_TYPE_SIZE): Likewise.
30667 (STDINT_LONG32): Likewise.
30669 2016-01-12 Richard Biener <rguenther@suse.de>
30671 PR tree-optimization/69053
30672 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
30673 convert initial value for cond reductions.
30675 2016-01-12 Richard Biener <rguenther@suse.de>
30677 PR tree-optimization/69007
30678 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
30679 widen_sum after dot_prod and sad.
30681 2016-01-12 Richard Biener <rguenther@suse.de>
30683 PR tree-optimization/69168
30684 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
30685 pattern stmt SLP type.
30686 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
30687 end up unused so cope with that case.
30689 2016-01-12 Richard Biener <rguenther@suse.de>
30691 PR tree-optimization/69157
30692 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
30693 stmts def type only during analyze phase.
30694 (vectorizable_call): Likewise.
30695 (vectorizable_simd_clone_call): Likewise.
30696 (vectorizable_conversion): Likewise.
30697 (vectorizable_assignment): Likewise.
30698 (vectorizable_shift): Likewise.
30699 (vectorizable_operation): Likewise.
30700 (vectorizable_store): Likewise.
30701 (vectorizable_load): Likewise.
30703 2016-01-12 Richard Biener <rguenther@suse.de>
30705 PR tree-optimization/69174
30706 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
30708 (vectorizable_load): Properly compute the number of loads needed
30709 for permuted strided SLP loads and do not spuriously assign
30710 to SLP_TREE_VEC_STMTS.
30712 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
30714 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
30715 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
30716 (MD_EXEC_PREFIX): Remove.
30717 (MD_STARTFILE_PREFIX) Removee.
30718 (FILE_NAME_ABSOLUTE_P): Remove.
30719 (CPP_SPEC): Do not read macros from sys/version.h.
30720 (LINK_COMMAND_SPEC): Remove.
30721 (LOCAL_INCLUDE_DIR): Remove.
30722 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
30723 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
30724 (POST_LINK_SPEC): Define to invoke stubify after linker
30725 (LIBSTDCXX): Remove define
30726 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
30727 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
30728 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
30729 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
30730 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
30731 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
30732 (i386_djgpp_asm_named_section): Add propotype of new procedure
30734 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
30735 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
30736 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
30737 in config/i386/djgpp.h).
30738 (STANDARD_STARTFILE_PREFIX_2): Define identical to
30739 STANDARD_STARTFILE_PREFIX_1.
30740 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
30741 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
30742 installation errors.
30743 (MAX_OFILE_ALIGNMENT): Define to 128.
30744 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
30746 * config/i386/djgpp.c: New file. Add implementation of
30747 i386_djgpp_asm_named_section.
30749 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
30751 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
30752 Add rule for building djgpp.o.
30754 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30756 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
30757 (rtx_is_swappable_p): Reductions are swappable.
30758 (insn_is_swappable_p): V2DF reductions are swappable.
30760 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
30762 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
30763 reloads for other unsupported memory operands.
30765 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30766 Jim Wilson <jim.wilson@linaro.org>
30769 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
30770 copy_to_mode_reg instead of force_reg.
30772 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
30775 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
30776 TARGET_80387 is true.
30778 2016-01-11 Jakub Jelinek <jakub@redhat.com>
30781 * lra-eliminations.c (move_plus_up): Only move plus up
30782 if subreg of the constant can be simplified into constant
30783 and use the simplified subreg of the constant instead of
30784 the original constant.
30786 * fold-const.c (fold_convertible_p): Don't return true
30787 for conversion of VECTOR_TYPE to same sized integral type.
30788 (fold_convert_loc): Fix up formatting. Fold conversion of
30789 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
30790 instead of NOP_EXPR.
30792 PR tree-optimization/69214
30793 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
30794 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
30797 PR tree-optimization/69207
30798 * tree-vect-slp.c (vect_get_constant_vectors): For
30799 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
30800 fold_convertible_p to vector_type's element type, and always
30801 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
30803 2016-01-11 Richard Biener <rguenther@suse.de>
30805 PR tree-optimization/69173
30806 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
30807 fixup the cycle if all stmts are in a pattern.
30809 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
30811 PR middle-end/68999
30812 * alias.c (base_alias_check): Move check for addresses with
30813 alignment ANDs before the call for compare_base_decls.
30814 (memrefs_conflict_p): Return -1 for different decls
30815 that went through alignment adjustments.
30817 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30819 PR rtl-optimization/68796
30820 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
30821 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
30822 and QImode comparisons against zero with CC_NZmode.
30823 * config/aarch64/iterators.md (short_mask): New mode_attr.
30825 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
30827 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
30828 (<avx512>_store<mode>_mask): Likewise.
30830 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
30831 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30833 PR rtl-optimization/68841
30834 * ifcvt.c (struct noce_if_info): Add orig_x field.
30835 (bbs_ok_for_cmove_arith): Add to_rename parameter.
30836 Don't record conflicts on to_rename if it's present.
30837 Allow memory destinations in sets.
30838 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
30839 blocks, passing orig_x to the checks.
30840 (noce_process_if_block): Set if_info->orig_x appropriately.
30842 2016-01-11 Tom de Vries <tom@codesourcery.com>
30844 PR tree-optimization/69069
30845 * tree-parloops.c (create_parallel_loop): Add missing phi args.
30847 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
30849 PR rtl-optimization/68920
30850 * config/i386/i386.c (ix86_option_override_internal): Restrict number
30851 of conditional moves for RTL if-conversion to 1 for
30852 TARGET_ONE_IF_CONV_INSN.
30853 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
30854 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
30855 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
30856 parameter to restirct number of conditional moves for
30858 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
30859 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
30862 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
30865 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
30866 onepart vars. Fix typo in comment. Fix reversed condition in
30868 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
30871 * var-tracking.c (dump_onepart_variable_differences): New.
30872 (dataflow_set_different): If a detailed dump is requested,
30873 delay early returns and dump differences between onepart
30874 variables present before and after, and added variables.
30876 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
30879 * expr.c (expand_expr_real_1): For boolean vector constants
30880 with a scalar mode use const_scalar_mask_from_tree.
30881 (const_scalar_mask_from_tree): New.
30882 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
30883 assigned to a mask type to handle constants.
30885 2016-01-11 Martin Jambor <mjambor@suse.cz>
30888 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
30889 useless parameters if we cannot change function signature.
30891 2016-01-11 Martin Jambor <mjambor@suse.cz>
30894 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
30897 2016-01-11 Tom de Vries <tom@codesourcery.com>
30899 PR tree-optimization/69109
30900 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
30903 2016-01-11 Tom de Vries <tom@codesourcery.com>
30905 PR tree-optimization/69108
30906 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
30907 res is not used in a phi.
30909 2016-01-11 Yury Gribov <y.gribov@samsung.com>
30912 * common.opt (frandom-seed): Fix parameter name.
30913 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
30915 2016-01-11 Tom de Vries <tom@codesourcery.com>
30917 PR tree-optimization/69058
30918 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
30921 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
30923 * config/arc/arc.opt (mdiv-rem): Add period to the end.
30924 (mcode-density): Likewise.
30926 2016-01-10 Tom de Vries <tom@codesourcery.com>
30928 PR tree-optimization/69062
30929 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
30930 (parallelize_loops): Don't paralelize loop that has phi with address
30933 2016-01-10 Tom de Vries <tom@codesourcery.com>
30935 PR tree-optimization/69039
30936 * tree-parloops.c (try_create_reduction_list): Only allow single exit
30939 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
30941 PR middle-end/68743
30942 * match.pd: Require target has function_c99_misc before doing
30943 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
30945 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
30947 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
30949 * configure: Regenerate.
30951 2016-01-09 Jakub Jelinek <jakub@redhat.com>
30953 PR middle-end/50865
30954 PR tree-optimization/69097
30955 * fold-const.h (expr_not_equal_to): New prototype.
30956 * fold-const.c: Include stringpool.h and tree-ssanames.h.
30957 (expr_not_equal_to): New function.
30958 * match.pd (X % -Y is the same as X % Y): Don't optimize
30959 unless X is known not to be equal to minimum or Y is known
30960 not to be equal to -1.
30961 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
30962 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
30963 (simplify_stmt_using_ranges): Adjust caller.
30964 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
30965 substitute_and_fold.
30967 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
30969 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
30972 2016-01-08 Jakub Jelinek <jakub@redhat.com>
30974 PR tree-optimization/69167
30975 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
30976 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
30978 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
30980 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
30981 Richard Biener <rguenther@suse.de>
30983 PR tree-optimization/68707
30984 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
30985 instances that can be handled via vect_load_lanes.
30987 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
30989 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
30990 if we can't determine address equivalence.
30991 * alias.c (compare_base_decl): Update for changed return value of
30992 symtab_node::equal_address_to.
30994 2016-01-08 Jason Merrill <jason@redhat.com>
30998 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
30999 * expr.c (store_field): Not here.
31000 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
31001 call with TREE_ADDRESSABLE type.
31002 * tree-cfg.c (verify_gimple_call): Adjust.
31004 2016-01-08 Olivier Hainque <hainque@adacore.com>
31006 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
31009 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
31011 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
31012 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
31013 (reduc_smin_v2sf): Rename to...
31014 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
31015 (reduc_splus_v2sf): Rename to...
31016 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
31018 2016-01-08 Jakub Jelinek <jakub@redhat.com>
31020 PR tree-optimization/69162
31021 * gimplify.c (gimplify_va_arg_expr): Encode original type of
31022 valist argument in another argument.
31023 (gimplify_modify_expr): Adjust for the above change. Cleanup.
31024 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
31025 to determine the va_list type, build a MEM_REF instead of
31026 build_fold_indirect_ref.
31028 PR tree-optimization/69172
31029 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
31032 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
31034 PR tree-optimization/67781
31035 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
31036 and cmpnop in two steps: first the ones not accessed in original
31037 gimple expression in a endian independent way and then the ones not
31038 accessed in the final result in an endian-specific way.
31040 2016-01-08 Jakub Jelinek <jakub@redhat.com>
31042 PR tree-optimization/69083
31043 * tree-vect-slp.c (vect_get_constant_vectors): For
31044 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
31045 element type. If op is fold_convertible_p to vector_type's element
31046 type, use NOP_EXPR instead of VCE.
31048 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
31050 PR rtl-optimization/67778
31051 PR rtl-optimization/68634
31052 PR rtl-optimization/68909
31053 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
31054 block from the stack until done with it. Remove a superfluous
31055 bitmap set. Remove a superfluous bitmap test.
31057 2016-01-07 Martin Sebor <msebor@redhat.com>
31060 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
31061 constraint on the type of arguments.
31063 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
31065 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
31066 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
31067 unaligned_access on the gcc_options set.
31068 * config/arm/arm.c (arm_option_override_internal): Use
31069 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
31071 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
31074 * config/i386/i386.c (ix86_frame_pointer_required): Enable
31075 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
31077 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
31080 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
31083 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
31084 depending on frame_pointer_needed before remaining integer and SSE
31085 registers are saved.
31087 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
31090 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
31092 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
31095 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
31096 Use the "xBm" constraint.
31097 (float<sseintvecmodelower><mode>2<mask_name><round_name):
31099 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
31100 (sse_cvtsi2ssq<round_name>): Likewise.
31101 (sse_cvtss2si<round_name>): Likewise.
31102 (sse_cvtss2siq<round_name>): Likewise.
31103 (sse2_cvtsi2sdq<round_name>): Likewise.
31104 (sse2_cvtsd2si<round_name>): Likewise.
31105 (sse2_cvtsd2siq<round_name>): Likewise.
31106 * config/i386/subst.md (round_nimm_scalar_predicate): New
31109 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
31111 PR middle-end/67639
31112 * varasm.c (make_decl_rtl): Mark invalid register vars as
31115 PR rtl-optimization/66206
31116 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
31117 All callers changed.
31119 2016-01-07 Jakub Jelinek <jakub@redhat.com>
31121 PR tree-optimization/69141
31122 * tree-ssa-pre.c: Include langhooks.h.
31123 (eliminate_dom_walker::before_dom_children): Use
31124 lang_hooks.decl_printable_name instead of
31125 cgraph_node::get ()->name ().
31127 PR middle-end/68960
31128 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
31129 it and DECL_ALIGN too.
31131 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
31133 * config/mips/mips-ftypes.def: Sort to lexicographical order.
31135 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
31138 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
31139 depending on frame_pointer_needed before remaining integer and SSE
31140 registers are saved.
31142 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31144 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
31145 mode iterator with VSX_M2.
31146 (*p9_vecstore_<mode>): Likewise.
31147 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
31148 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
31149 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
31150 (define_split for VSX_LE128 stores): Likewise.
31151 (define_peephole2 for TImode LE swaps): Likewise.
31152 (define_split for VSX_LE128 post-reload stores): Likewise.
31154 2016-01-06 Marek Polacek <polacek@redhat.com>
31157 * convert.c (convert_to_integer_1): Adjust call to
31158 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
31159 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
31160 EXPR instead of ARG.
31161 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
31163 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
31166 * doc/extend.texi (RL78 Variable Attributes): New section.
31168 2016-01-05 Marek Polacek <polacek@redhat.com>
31171 * builtins.c (get_memmodel): Use expansion point location rather than
31172 the input location. Call warning_at rather than warning.
31173 (expand_builtin_atomic_compare_exchange): Likewise.
31174 (expand_builtin_atomic_load): Likewise.
31175 (expand_builtin_atomic_store): Likewise.
31176 (expand_builtin_atomic_clear): Likewise.
31178 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
31181 * config/i386/i386.c (ix86_expand_vector_logical_operator):
31182 Replace nonimmediate_operand with vector_operand.
31183 * config/i386/predicates.md (vector_operand): New predicate.
31184 (general_vector_operand): Replace nonimmediate_operand with
31186 * config/i386/sse.md: Replace nonimmediate_operand with
31187 vector_operand and m constraint with Bm constraint on SSE
31188 patterns with 16-byte memory operand.
31189 * config/i386/subst.md (round_nimm_predicate): Replace
31190 nonimmediate_operand with vector_operand.
31191 (round_saeonly_nimm_predicate): Likewise.
31192 (round_saeonly_nimm_scalar_predicate): New.
31194 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
31197 * config/i386/constraints.md (Bm): New constraint.
31198 * config/i386/predicates.md (vector_memory_operand): New
31200 * config/i386/sse.md: Replace xm with xBm in plusminus and
31201 any_logic patterns.
31203 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
31206 * doc/extend.texi (V850 Function Attributes): New section.
31207 (V850 Variable Attributes): New section.
31209 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
31212 * doc/extend.texi (MicroBlaze Function Attributes): Document
31213 interrupt_handler and fast_interrupt attributes.
31215 2016-01-05 Sergei Trofimovich <siarheit@google.com>
31218 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
31219 for local symbolic operands.
31220 * config/ia64/predicates.md (local_symbolic_operand64): New
31223 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31225 PR rtl-optimization/68651
31226 * combine.c (combine_simplify_rtx): Canonicalize x + x into
31229 2016-01-05 Nathan Sidwell <nathan@acm.org>
31231 * alias.c (compare_base_decls): Use symtab_node::get.
31233 2016-01-05 Nick Clifton <nickc@redhat.com>
31236 * ira-costs.c (copy_cost): Initialise the t_icode field of the
31237 secondary_reload_info structure.
31240 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
31241 decls if weak support is available.
31243 2016-01-04 Martin Sebor <msebor@redhat.com>
31245 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
31247 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
31249 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
31250 OPTION_MASK_P9_DFORM.
31252 * config/rs6000/constraints.md (wo constraint): New constraint for
31255 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
31257 (rs6000_init_hard_regno_mode_ok): Likewise.
31259 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
31262 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
31263 expanders not to have constraints. Add support for ISA 3.0 xxperm
31264 instruction. Add support for fusing xxlor with xxperm.
31265 (altivec_vperm_<mode>_internal): Likewise.
31266 (altivec_vperm_v8hiv16qi): Likewise.
31267 (altivec_vperm_<mode>v16q): Likewise.
31268 (altivec_vperm_<mode>_uns): Likewise.
31269 (vperm_v8hiv4si): Likewise.
31270 (vperm_v16qiv8hi): Likewise.
31272 * doc/md.texi (RS/6000 constraints): Document wo constraint.
31274 2016-01-04 Jakub Jelinek <jakub@redhat.com>
31276 Update copyright years.
31278 * gcc.c (process_command): Update copyright notice dates.
31279 * gcov-dump.c (print_version): Ditto.
31280 * gcov.c (print_version): Ditto.
31281 * gcov-tool.c (print_version): Ditto.
31282 * gengtype.c (create_file): Ditto.
31283 * doc/cpp.texi: Bump @copying's copyright year.
31284 * doc/cppinternals.texi: Ditto.
31285 * doc/gcc.texi: Ditto.
31286 * doc/gccint.texi: Ditto.
31287 * doc/gcov.texi: Ditto.
31288 * doc/install.texi: Ditto.
31289 * doc/invoke.texi: Ditto.
31291 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
31293 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
31294 modes larger than TImode as TImode if NEON is not enabled.
31296 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
31299 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
31300 mode for %f0-%f31 only if TARGET_FPU.
31302 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
31305 * config/sparc/sparc.c (scan_record_type): Take into account subfields
31306 to compute the PACKED_P predicate.
31307 (function_arg_record_value): Minor tweaks.
31309 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
31311 * doc/install.texi (--with-multilib-list): Describe the meaning of the
31312 option for arm*-*-* targets.
31314 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
31316 * doc/extend.texi (Common Function Attributes): Move docs for
31317 MSP430-specific attributes to....
31318 (MSP430 Function Attributes): ...here. Delete the redundant
31319 entries and copy-edit the remaining text.
31320 (MSP430 Variable Attributes): Use uniform format for index
31321 entries and add a cross-reference to the corresponding function
31324 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
31326 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
31328 (x86 Options): Likewise.
31330 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
31334 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
31335 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
31336 to corresponding attribute.
31338 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
31340 * doc/extend.texi (Common Function Attributes) <noplt>: Move
31341 to correct alphabetization of table. Copy-edit and correct
31343 <stack_protect>: Likewise.
31344 <target_clones>: Likewise.
31346 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
31347 Correct punctuation.
31348 (Code Gen Options) <-fno-plt>: Copy-edit.
31350 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
31353 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
31354 SI values. Explicitly convert SI to DI and vice-versa.
31356 2016-01-01 Jakub Jelinek <jakub@redhat.com>
31358 PR tree-optimization/69070
31359 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
31360 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
31363 * ubsan.c (ubsan_instrument_float_cast): Call
31364 initialize_sanitizer_builtins.
31367 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
31369 Copyright (C) 2016 Free Software Foundation, Inc.
31371 Copying and distribution of this file, with or without modification,
31372 are permitted in any medium without royalty provided the copyright
31373 notice and this notice are preserved.