1 2016-11-18 Terry Guo <terry.guo@arm.com>
2 Thomas Preud'homme <thomas.preudhomme@arm.com>
4 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
5 * config/arm/arm-opts.h: Include arm-flags.h.
6 (struct arm_arch_core_flag): Define.
7 (arm_arch_core_flags): Define.
8 * config/arm/arm-protos.h: Include arm-flags.h
9 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
10 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
11 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
12 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
13 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
14 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
15 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
16 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
17 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
18 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
19 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
20 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
21 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
22 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
23 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
24 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
25 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
26 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
27 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
28 ARM_FSET_CPU_SUBSET): Move to ...
29 * config/arm/arm-flags.h: This new file.
30 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
31 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
32 (TARGET_MODE_SPECS): Define.
33 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
35 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
37 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
38 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
39 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
40 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
41 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
42 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
43 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
44 missing and make value unsigned.
45 (arm_feature_set): Use unsigned entries instead of unsigned long.
47 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
49 Re-apply after PR bootstrap/77359 is fixed:
50 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
52 * explow.c (get_dynamic_stack_size): Take known alignment of stack
53 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
56 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
59 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
60 variables in functions calling alloca. Also update the ASCII
62 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
63 (STACK_DYNAMIC_OFFSET): Likewise.
64 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
65 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
68 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
69 Alan Hayward <alan.hayward@arm.com>
70 David Sherwood <david.sherwood@arm.com>
72 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
73 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
74 (add_const_value_attribute): Likewise.
75 * explow.c (plus_constant): Likewise.
76 * expmed.c (expand_mult, make_tree): Likewise.
77 * expr.c (convert_modes): Likewise.
78 * loop-doloop.c (doloop_optimize): Likewise.
79 * postreload.c (reload_cse_simplify_set): Likewise.
80 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
81 (simplify_binary_operation_1, simplify_const_binary_operation):
82 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
83 * wide-int.h: Update documentation to recommend rtx_mode_t
84 instead of std::make_pair.
86 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
87 Alan Hayward <alan.hayward@arm.com>
88 David Sherwood <david.sherwood@arm.com>
90 * tree.h (SET_DECL_MODE): New macro.
91 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
92 (expand_gimple_basic_block): Likewise.
93 * function.c (split_complex_args): Likeise.
94 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
95 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
96 * stor-layout.c (layout_decl, relayout_decl): Likewise.
97 (finish_bitfield_representative): Likewise.
98 * tree.c (make_node_stat): Likewise.
99 * tree-inline.c (remap_ssa_name): Likewise.
100 (tree_function_versioning): Likewise.
101 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
102 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
103 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
104 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
105 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
106 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
107 * varasm.c (make_debug_expr_from_rtl): Likewise.
109 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
111 PR rtl-optimization/71785
112 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
113 (duplicate_computed_gotos): New function.
114 (pass_duplicate_computed_gotos::execute): Rewrite.
116 2016-11-17 Jeff Law <law@redhat.com>
119 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
120 barrier prior to deallocating the stack.
122 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
124 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
125 to make better use of cmem loads in the case where a single bit is
127 * config/arc/predicates.md (ge_lt_comparison_operator): New
130 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
132 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
134 (isa_names_table): Handle new features.
136 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
137 Andrew Senkevich <andrew.senkevich@intel.com>
139 * common/config/i386/i386-common.c
140 (OPTION_MASK_ISA_AVX5124FMAPS_SET,
141 OPTION_MASK_ISA_AVX5124FMAPS_UNSET,
142 OPTION_MASK_ISA_AVX5124VNNIW_SET,
143 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
144 (ix86_handle_option): Handle OPT_mavx5124fmaps,
146 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
147 * config/i386/avx5124fmapsintrin.h: New file.
148 * config/i386/avx5124vnniwintrin.h: Ditto.
149 * config/i386/constraints.md (h): New constraint.
150 * config/i386/cpuid.h: (bit_AVX5124VNNIW,
151 bit_AVX5124FMAPS): New.
152 * config/i386/driver-i386.c (host_detect_local_cpu):
153 Detect avx5124fmaps, avx5124vnniw.
154 * config/i386/i386-builtin-types.def: Add types
155 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
156 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
157 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
158 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
159 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
160 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
161 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
162 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
163 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
164 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
165 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
166 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
167 __builtin_ia32_vp4dpwssds_mask): New.
168 * config/i386/i386-c.c (ix86_target_macros_internal):
169 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
170 * config/i386/i386-modes.def: Fixed comment typos, added new
171 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
172 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
174 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
175 (ix86_option_override_internal): Handle new options.
176 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
178 (ix86_expand_builtin): Handle new builtins.
179 (ix86_additional_allocno_class_p): New.
180 * config/i386/i386.h (TARGET_AVX5124FMAPS,
181 TARGET_AVX5124FMAPS_P,
183 TARGET_AVX5124VNNIW_P): Define.
184 (reg_class): Add MOD4_SSE_REGS.
185 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
186 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
187 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
188 avx5124vnniwintrin.h.
189 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD,
191 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
192 (define_mode_iterator IMOD4): New.
193 (define_mode_attr imod4_narrow): Ditto.
194 (define_insn "mov<mode>"): Ditto.
195 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
196 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
197 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
198 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
199 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
200 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
201 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
202 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
203 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
204 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
205 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
206 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
207 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
208 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
209 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
210 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
211 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
212 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
213 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
214 * genmodes.c (mode_size_inline): Extend return type.
215 * machmode.h (mode_size, mode_base_align): Extend type.
217 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
220 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
221 the appropriate checks for SFmode/DFmode load/stores in GPR
223 (fusion_addis_mem_combo_store): Likewise.
224 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
225 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
226 d-form instructions for traditional Altivec registers.
227 (emit_fusion_p9_load): Likewise.
228 (emit_fusion_p9_store): Likewise.
229 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
230 early clobber from scratch register. Do not match if the register
231 being stored is the scratch register.
232 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
233 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
234 instructions for traditional Altivec registers.
235 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
236 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
237 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
239 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
242 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
243 being live in the function and lr needing to be saved. Distinguish
244 between already saved pushable registers and registers to push.
245 Check for LR being an available pushable register.
247 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
249 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
250 string input is a string constant.
251 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
252 via cmpstrnsi even if neither string is constant.
254 2016-11-17 Jakub Jelinek <jakub@redhat.com>
257 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
258 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
259 instead, return false if it is NULL, or doesn't fit into uhwi, or
260 is larger or equal to targetm.max_anchor_offset.
262 2016-11-17 Pip Cet <pipcet@gmail.com>
263 Eric Botcazou <ebotcazou@adacore.com>
265 PR rtl-optimization/78355
266 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
267 needs to deal with unaligned accesses.
268 * doc/tm.texi: Regenerate.
269 * lra-constraints.c (simplify_operand_subreg): Only invoke
270 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
272 2016-11-17 David Malcolm <dmalcolm@redhat.com>
274 * input.c (selftest::test_lexer_string_locations_long_line): New
276 (selftest::test_lexer_string_locations_raw_string_multiline): New
278 (selftest::input_c_tests): Call the new functions, via
279 for_each_line_table_case.
281 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
283 * config/aarch64/aarch64.md (mov<mode>): Call
284 aarch64_split_dimode_const_store on DImode constant stores.
285 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
287 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
290 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
291 Richard Biener <rguenther@suse.de>
293 PR tree-optimization/77848
294 * tree-if-conv.c (tree_if_conversion): Always version loops unless
295 the user specified -ftree-loop-if-convert.
297 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
300 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
301 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
302 *thumb2_strd_base_neg): Recognize insn regardless of
303 current_tune->prefer_ldrd_strd.
304 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
307 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
309 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
312 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
314 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
316 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
317 * config/arc/arc-cpus.def (quarkse_em): Add.
318 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
319 * config/arc/arc-opts.h (FPX_QK): Define.
320 * config/arc/arc-tables.opt: Regenerate.
321 * config/arc/arc.c (gen_compare_reg): Change.
322 (arc_register_move_cost): Avoid Dy,Dx moves.
323 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
324 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
325 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
327 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
328 (fix_truncsfsi2_fpu): Rename.
329 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
330 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
331 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
332 * config/arc/t-multilib: Regenerate.
334 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
336 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
338 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
339 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
340 (avr_rtx_costs_1, extra_constraint_Q): Same.
341 (avr_address_cost): Use SUBREG_P if possible.
343 2016-11-17 Richard Biener <rguenther@suse.de>
346 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
347 non-local goto into CFG.
349 2016-11-17 Richard Biener <rguenther@suse.de>
351 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
352 backward compatibility.
353 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
354 * tree-if-conv.c (pass_if_conversion::gate): Do not test
355 flag_tree_loop_if_convert_stores.
356 (pass_if_conversion::execute): Likewise.
358 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
360 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
361 const_double code before calling aarch64_float_const_zero_rtx_p.
363 2016-11-17 Richard Biener <rguenther@suse.de>
365 PR tree-optimization/78306
366 * ipa-inline-analysis.c (initialize_inline_failed): Do not
367 inhibit inlining if function calls cilk_spawn.
368 (can_inline_edge_p): Likewise.
370 2016-11-17 Richard Biener <rguenther@suse.de>
373 * fold-const.c (negate_expr_p): Fix multiplication case.
375 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
378 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
380 (TARGET_INIT_LIBFUNCS): Delete definition and...
381 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
384 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
386 * config/netbsd-stdint.h: New.
387 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
388 (x86_64-*-netbsd*): Likewise.
390 2016-11-16 Andrew PInski <apinski@cavium.com>
392 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
393 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
394 flag_aarch64_verbose_cost instead of checking for details dump.
395 (aarch64_rtx_costs_wrapper): Likewise.
397 2016-11-16 Jakub Jelinek <jakub@redhat.com>
399 PR rtl-optimization/78378
400 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
401 inner only if pos is 0. Fix up formatting.
403 2016-11-17 Alan Modra <amodra@gmail.com>
405 PR rtl-optimization/78325
406 PR rtl-optimization/70890
407 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
410 2016-11-16 Jason Merrill <jason@redhat.com>
412 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
414 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
415 Richard Biener <rguenther@suse.de>
417 PR tree-optimization/77848
418 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
419 an outer loop, only save basic block aux information for the inner
421 (versionable_outer_loop_p): New function.
422 (tree_if_conversion): Version the outer loop instead of the inner
423 one if the pattern will be recognized for outer-loop
426 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
428 * gcc/bb-reorder.c: Remove 'toplev.h' include.
429 (pass_partition_blocks::gate): No longer check
430 user_defined_section_attribute, instead check the function decl
431 for a section attribute.
432 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
433 set user_defined_section_attribute.
434 * gcc/final.c (rest_of_handle_final): Likewise.
435 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
436 * gcc/toplev.h: Remove declaration of
437 user_defined_section_attribute.
439 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
441 * config/mips/mips.md (casesi_internal_mips16_<mode>):
442 Explicitly switch between JR and JRC for the table jump. Adjust
445 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
447 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
448 `insn_count' to 11 rather than 16.
450 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
452 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
453 `ltu' rather than `leu' operation in the RTL pattern
455 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
457 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
458 missing <d> instruction prefixes throughout. Correct
461 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
463 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
464 rather than R_MIPS_JALR relocation in microMIPS code. Do not
465 cancel short delay slots in PIC call relaxation.
467 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
469 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
470 general register with general register or ARM constant into SP
473 2016-11-16 Jakub Jelinek <jakub@redhat.com>
476 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
477 that loop->header == body_bb if broken_loop.
479 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
481 * tree-ssa-math-opts.c (bswap_replace): Remove test
482 of SLOW_UNALIGNED_ACCESS.
484 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
486 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
487 is selected. Pass -mgomp to offload compiler in OpenMP case.
488 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
489 declaration from nvptx.c.
490 (nvptx_gen_shuffle): Declare.
491 (nvptx_output_set_softstack): Declare.
492 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
493 (need_softstack_decl): New variable.
494 (need_unisimt_decl): New variable.
495 (diagnose_openacc_conflict): New. Use it...
496 (nvptx_option_override): ...here. Handle TARGET_GOMP.
497 (nvptx_encode_section_info): Handle "shared" attribute.
498 (write_as_kernel): Restrict to OpenACC target regions.
499 (init_softstack_frame): New.
500 (nvptx_init_unisimt_predicate): New.
501 (write_omp_entry): New. Use it...
502 (nvptx_declare_function_name): ...here to emit OpenMP target region
503 entrypoints. Handle TARGET_SOFT_STACK. Call
504 nvptx_init_unisimt_predicate.
505 (nvptx_output_set_softstack): New.
506 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
507 (nvptx_gen_shuffle): Export.
508 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
510 (nvptx_print_operand): Fix handling of instruction predicates.
511 (nvptx_get_unisimt_master): New helper function.
512 (nvptx_get_unisimt_predicate): Ditto.
513 (nvptx_call_insn_is_syscall_p): Ditto.
514 (nvptx_unisimt_handle_set): Ditto.
515 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
516 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
517 (nvptx_handle_shared_attribute): New. Use it...
518 (nvptx_attribute_table): ... here (new entry).
519 (nvptx_record_offload_symbol): Handle NULL attributes.
520 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
521 (nvptx_simt_vf): New.
522 (TARGET_SIMT_VF): Define.
523 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
524 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
525 -muniform-simt option is active.
526 (STACK_SIZE_MODE): Define.
527 (FIXED_REGISTERS): Adjust.
528 (SOFTSTACK_SLOT_REGNUM): New.
529 (SOFTSTACK_PREV_REGNUM): New.
530 (REGISTER_NAMES): Adjust.
531 (struct machine_function): New fields.
532 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
533 (UNSPEC_VOTE_BALLOT): Ditto.
534 (UNSPEC_LANEID): Ditto.
535 (UNSPECV_NOUNROLL): Ditto.
536 (atomic): New attribute.
537 (predicable): New attribute. Generate predicated forms via
539 (br_true): Mark as not predicable.
541 (br_true_uni): Ditto.
542 (br_false_uni): Ditto.
544 (trap_if_true): Ditto.
545 (trap_if_false): Ditto.
547 (nvptx_forked): Ditto.
548 (nvptx_joining): Ditto.
550 (nvptx_barsync): Ditto.
551 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
552 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
553 (allocate_stack_<mode>): Remove unused pattern.
554 (set_softstack_insn): New pattern.
555 (restore_stack_block): Handle for TARGET_SOFT_STACK.
556 (nvptx_vote_ballot): New pattern.
557 (omp_simt_lane): Ditto.
558 (omp_simt_last_lane): Ditto.
559 (omp_simt_ordered): Ditto.
560 (omp_simt_vote_any): Ditto.
561 (omp_simt_xchg_bfly): Ditto.
562 (omp_simt_xchg_idx): Ditto.
563 (nvptx_nounroll): Ditto.
564 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
565 (atomic_exchange<mode>): Ditto.
566 (atomic_fetch_add<mode>): Ditto.
567 (atomic_fetch_addsf): Ditto.
568 (atomic_fetch_<logic><mode>): Ditto.
569 * config/nvptx/nvptx.opt: (msoft-stack): New option.
570 (muniform-simt): Ditto.
572 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
573 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
574 * doc/invoke.texi (msoft-stack): Document.
575 (muniform-simt): Document
577 * doc/tm.texi: Regenerate.
578 * doc/tm.texi.in: (TARGET_SIMT_VF): New hook.
579 * target.def: Define it.
580 * target-insns.def (omp_simt_lane): New.
581 (omp_simt_last_lane): New.
582 (omp_simt_ordered): New.
583 (omp_simt_vote_any): New.
584 (omp_simt_xchg_bfly): New.
585 (omp_simt_xchg_idx): New.
587 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
589 * config/mips/mips-protos.h (mips_set_text_contents_type): New
591 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
592 (ASM_OUTPUT_CASE_END): Likewise.
593 * config/mips/mips.c (mips_set_text_contents_type): New
595 (mips16_emit_constants): Record the pool's initial label number
596 with the `consttable' insn. Emit a `consttable_end' insn at the
598 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
599 for `consttable' insns.
600 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
601 for `consttable_end' insns.
602 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum
604 (consttable): Add operand.
605 (consttable_end): New insn.
607 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
609 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
610 * tree-if-conv.c (tree_if_conversion): Make public.
611 * * tree-if-conv.h: New file.
612 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
613 dynamic alias checks for epilogues.
614 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
615 * tree-vect-loop.c: include tree-if-conv.h.
616 (new_loop_vec_info): Add zeroing orig_loop_info field.
617 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
618 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
619 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
620 using passed argument.
621 (vect_transform_loop): Check if created epilogue should be returned
622 for further vectorization with less vf. If-convert epilogue if
623 required. Print vectorization success for epilogue.
624 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
625 if it is required, pass loop_vinfo produced during vectorization of
626 loop body to vect_analyze_loop.
627 * tree-vectorizer.h (struct _loop_vec_info): Add new field
629 (LOOP_VINFO_ORIG_LOOP_INFO): New.
630 (LOOP_VINFO_EPILOGUE_P): New.
631 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
632 (vect_do_peeling): Change prototype to return epilogue.
633 (vect_analyze_loop): Add argument of loop_vec_info type.
634 (vect_transform_loop): Return created loop.
636 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
638 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
639 component as used also if LR_REGNO is a live input to the bb.
640 * df-scan.c (df_get_entry_block_def_set): Return immediately after
641 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
642 (df_get_exit_block_use_set): Ditto.
643 * df.h (df_scan_flags): New enum.
644 * shrink-wrap.c (try_shrink_wrapping_separate): Set
645 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
646 df_update_entry_block_defs and df_update_exit_block_uses
647 at the start; clear the flag and call those functions at the end.
649 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
650 Alan Hayward <alan.hayward@arm.com>
651 David Sherwood <david.sherwood@arm.com>
653 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
654 nb_iterations to the number of latch iterations rather than the
655 number of loop iterations.
657 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
658 Alan Hayward <alan.hayward@arm.com>
659 David Sherwood <david.sherwood@arm.com>
661 * combine.c (maybe_swap_commutative_operands): New function.
662 (combine_simplify_rtx): Use it.
663 (change_zero_ext): Likewise.
664 (make_compound_operation_int): New function, split out of...
665 (make_compound_operation): ...here. Use
666 maybe_swap_commutative_operands for both.
668 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
670 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
671 (neon-vfpv3): New FPU, currently an alias for 'neon'.
672 * arm/arm-tables.opt: Regenerated.
673 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
675 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
676 and 'neon' are aliases for specific implementations.
678 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
679 Alan Hayward <alan.hayward@arm.com>
680 David Sherwood <david.sherwood@arm.com>
682 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
683 and use it in the final call to gen_rtx_fmt_ee.
684 (expand_vec_cond_expr): Update accordingly.
685 (expand_vec_cmp_expr): Likewise.
687 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
688 Alan Hayward <alan.hayward@arm.com>
689 David Sherwood <david.sherwood@arm.com>
691 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
693 2016-11-16 Richard Biener <rguenther@suse.de>
696 * gimplify.c (gimplify_function_tree): Do not instrument
697 GNU extern inline functions.
699 2016-11-16 Martin Liska <mliska@suse.cz>
702 * gimplify.c (gimplify_switch_expr): Always save previous
703 gimplify_ctxp->live_switch_vars.
705 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
707 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
708 zero_extract operations to allow a movb to occur.
709 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
710 * testsuite/gcc.target/arc/movb-2.c: Likewise.
711 * testsuite/gcc.target/arc/movb-5.c: Likewise.
712 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
715 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
716 Alan Hayward <alan.hayward@arm.com>
717 David Sherwood <david.sherwood@arm.com>
719 * expr.c (emit_group_load_1): Tighten check for whether an
720 access involves only one operand of a CONCAT. Use extract_bit_field
721 for constants if the bit range does span the whole operand.
723 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
724 Alan Hayward <alan.hayward@arm.com>
725 David Sherwood <david.sherwood@arm.com>
727 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
729 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
730 Alan Hayward <alan.hayward@arm.com>
731 David Sherwood <david.sherwood@arm.com>
733 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
734 all three iteration counts with an any_* test. Use a single update
735 for each count. Fix the calculation of nb_iterations_estimate.
737 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
739 * config/pdp11/pdp11.c: Include dbxout.h.
741 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
743 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
745 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
748 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
749 proper ranges for an SBFX instruction.
750 (extzv_t2): Likewise for UBFX.
752 2016-11-16 Richard Biener <rguenther@suse.de>
754 PR tree-optimization/78348
755 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
756 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
757 (classify_partition): Set PKIND_MEMCPY if dependence analysis
758 revealed no dependency, PKIND_MEMMOVE otherwise.
760 2016-11-16 Jakub Jelinek <jakub@redhat.com>
763 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
764 it points to non-NULL tree, use it instead of ubsan_create_data.
765 (instrument_si_overflow): Handle vector signed integer overflow
767 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
768 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
769 vector IFN_UBSAN_CHECK_*.
770 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
771 pass it through to ubsan_build_overflow_builtin.
772 (expand_neg_overflow, expand_mul_overflow): Likewise.
773 (expand_vector_ubsan_overflow): New function.
774 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
775 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
776 (expand_arith_overflow): Adjust expand_*_overflow callers.
778 2016-11-16 Matthias Klose <doko@ubuntu.com>
780 * doc/install.texi: Remove references to java/libjava.
782 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
784 * tree-ssa-coalesce.c (register_default_def): Remove register_ssa_partition.
785 (create_outofssa_var_map): Likewise.
786 * tree-ssa-live.c (register_ssa_partition_check): Remove.
787 * tree-ssa-live.h (register_ssa_partition): Likewise.
789 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
791 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
792 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
793 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
794 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
795 rtx when all sub-rtx are also permanent.
797 (attr_copy_rtx): Remove.
798 (make_canonical, get_attr_value): Use attr_equal_p.
799 (copy_boolean): Rehash NOT.
800 (simplify_test_exp_in_temp,
801 optimize_attrs): Remove call to attr_copy_rtx.
802 (attr_alt_intersection, attr_alt_union,
803 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
804 (make_automaton_attrs): Use attr_eq.
806 2016-11-15 Matthias Klose <doko@ubuntu.com>
808 * doc/install.texi: Remove references to java/libjava.
809 * doc/sourcebuild.texi: Likewise.
810 * doc/invoke.texi: Likewise.
811 * doc/standards.texi: Likewise.
813 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
814 Alan Hayward <alan.hayward@arm.com>
815 David Sherwood <david.sherwood@arm.com>
817 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
819 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
820 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
821 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
822 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
823 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
824 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
825 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
827 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
828 Alan Hayward <alan.hayward@arm.com>
829 David Sherwood <david.sherwood@arm.com>
831 * dce.c (check_argument_store): Pass the size instead of
832 the memory reference.
833 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
835 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
836 Alan Hayward <alan.hayward@arm.com>
837 David Sherwood <david.sherwood@arm.com>
839 * alias.c (canon_rtx): Use simplify_gen_binary.
841 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
842 Alan Hayward <alan.hayward@arm.com>
843 David Sherwood <david.sherwood@arm.com>
845 * rtl.h (load_extend_op): Declare.
846 * rtlanal.c (load_extend_op): New function.
847 (nonzero_bits1): Use it.
848 (num_sign_bit_copies1): Likewise.
849 * cse.c (cse_insn): Likewise.
850 * fold-const.c (fold_single_bit_test): Likewise.
851 (fold_unary_loc): Likewise.
852 * fwprop.c (free_load_extend): Likewise.
853 * postreload.c (reload_cse_simplify_set): Likewise.
854 (reload_cse_simplify_operands): Likewise.
855 * combine.c (try_combine): Likewise.
856 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
857 subreg_lowpart_p checks.
859 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
860 Alan Hayward <alan.hayward@arm.com>
861 David Sherwood <david.sherwood@arm.com>
863 * combine.c (simplify_shift_const_1): Use the number of bits
864 in the inner mode to determine the range of the shift.
865 When handling shifts of vectors, skip any rules that apply
868 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
869 Alan Hayward <alan.hayward@arm.com>
870 David Sherwood <david.sherwood@arm.com>
872 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
875 2016-11-15 Matthias Klose <doko@ubuntu.com>
877 * doc/install.texi: Remove references to gcj/libjava.
878 * doc/invoke.texi: Likewise.
880 2016-11-15 Jeff Law <law@redhat.com>
882 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
883 parameter. Callers changed.
884 (check-subpath_and_update_thread_path): Extracted from
885 fsm_find_control_statement_thread_paths.
886 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
887 (handle_phi, handle_assignment): Allow any constant node, not
890 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
892 * config/arc/arc-arch.h: New file.
893 * config/arc/arc-arches.def: Likewise.
894 * config/arc/arc-cpus.def: Likewise.
895 * config/arc/arc-options.def: Likewise.
896 * config/arc/t-multilib: Likewise.
897 * config/arc/genmultilib.awk: Likewise.
898 * config/arc/genoptions.awk: Likewise.
899 * config/arc/arc-tables.opt: Likewise.
900 * config/arc/driver-arc.c: Likewise.
901 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
902 * common/config/arc/arc-common.c (arc_handle_option): Trace
904 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
905 options; check for supported cpu against arc-cpus.def file.
906 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
907 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
908 * config/arc/arc-c.def: Add emacs local variables.
909 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
910 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
911 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
912 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
913 (DEFAULT_arc_fpu_build): Define.
914 (DEFAULT_arc_mpy_option): Define.
915 * config/arc/arc-protos.h (arc_init): Delete.
916 * config/arc/arc.c (arc_cpu_name): New variable.
917 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
918 (arc_arc700, arc_arc600, arc_arc601): New variable.
919 (arc_init): Add static; remove selection of default tune value,
920 cleanup obsolete error messages.
921 (arc_override_options): Make use of .def files for selecting the
922 right cpu and option configurations.
923 * config/arc/arc.h (stdbool.h): Include.
924 (TARGET_CPU_DEFAULT): Define.
925 (CPP_SPEC): Remove mcpu=NPS400 handling.
926 (arc_cpu_to_as): Declare.
927 (EXTRA_SPEC_FUNCTIONS): Define.
928 (OPTION_DEFAULT_SPECS): Likewise.
929 (ASM_DEFAULT): Remove.
930 (ASM_SPEC): Use arc_cpu_to_as.
931 (DRIVER_SELF_SPECS): Remove deprecated options.
932 (arc_base_cpu): Declare.
933 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
934 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
936 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
937 * config/arc/arc.md (attr_cpu): Remove.
938 * config/arc/arc.opt (mno-mpy): Deprecate.
939 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
940 (mcpu=ARCHS): Remove.
941 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
943 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
944 (arc_fpu): Use new defines.
945 (mpy-option): Change to use numeric or string like inputs.
946 * config/arc/t-arc (driver-arc.o): New target.
947 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
948 * config/arc/t-arc-newlib: Delete.
949 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
950 * doc/invoke.texi (ARC): Update arc options.
952 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
954 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
955 insn at the beginning of the constant pool.
956 (mips_insert_insn_pseudos): New function.
957 (mips_machine_reorg2): Call it.
958 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
959 UNSPEC_INSN_PSEUDO enum values.
960 (insn_pseudo, consttable): New insns.
962 2016-11-15 Michael Matz <matz@suse.de>
964 PR missed-optimization/77881
965 * combine.c (simplify_comparison): Remove useless subregs
966 also inside the loop, not just after it.
967 (make_compound_operation): Recognize some subregs as being
970 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
971 Alan Hayward <alan.hayward@arm.com>
972 David Sherwood <david.sherwood@arm.com>
974 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
977 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
979 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
980 for using xxinsertw and vinsert{b,h} on ISA 3.0.
982 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
983 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
984 vinsert{b,h} on ISA 3.0.
986 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
988 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
989 and cmpnop in two steps: first the ones not accessed in original gimple
990 expression in a endian independent way and then the ones not accessed
991 in the final result in an endian-specific way.
992 (bswap_replace): Stop doing big endian adjustment.
994 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
996 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
997 (*ashl<mode>3_doubleword): Ditto.
999 2016-11-14 Martin Liska <mliska@suse.cz>
1001 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra
1004 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
1005 Richard Biener <rguenther@suse.de>
1007 * doc/invoke.texi (fgimple): Document.
1008 * dumpfile.h (TDF_GIMPLE): Add.
1009 * dumpfile.c (dump_options): Add gimple.
1010 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
1012 (dump_gimple_label): Likewise.
1013 (dump_gimple_phi): Likewise.
1014 (dump_gimple_bb_header): Likewise.
1015 (dump_phi_nodes): Likewise.
1016 (pp_cfg_jump): Likewise. Pass in dump flags.
1017 (dump_implicit_edges): Adjust.
1018 * passes.c (pass_init_dump_file): Do not dump function header
1020 * tree-cfg.c (dump_function_to_file): Dump function return type
1021 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
1023 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
1024 (dump_generic_node): Likewise.
1025 * function.h (struct function): Add pass_startwith member.
1026 * passes.c (execute_one_pass): Implement startwith.
1027 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
1028 and assign proper version for parsed ssa names.
1029 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
1030 * internal-fn.c (expand_PHI): New function.
1031 * internal-fn.h (expand_PHI): Declared here.
1032 * internal-fn.def: New defination for PHI.
1033 * tree-cfg.c (lower_phi_internal_fn): New function.
1034 (build_gimple_cfg): Call it.
1035 (verify_gimple_call): Condition for passing label as arg in internal
1037 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
1038 present PHIs with arguments.
1040 2016-11-14 Martin Liska <mliska@suse.cz>
1043 * common.opt: Add prefer-atomic as a new enum value for
1045 * coretypes.h: Likewise.
1046 * doc/invoke.texi: Document the new option value.
1047 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
1048 * tree-profile.c (tree_profiling): Select default value
1049 of -fprofile-update when 'prefer-atomic' is selected.
1051 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
1053 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
1054 (cortex_a57_alu_shift): ...here.
1056 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
1058 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
1060 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1061 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1062 (<optab>si3_insn_uxtw): Likewise.
1063 (<optab><mode>3_insn): Likewise.
1064 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
1065 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
1066 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
1067 (<optab><mode>): Likewise.
1068 (insv<mode>): Likewise.
1069 (andim_ashift<mode>_bfiz): Likewise.
1070 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
1071 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
1072 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
1073 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
1074 (exynos_m1_alu_p): Likewise.
1075 * config/arm/types.md: Add bfx.
1076 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
1078 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
1080 * config/aarch64/aarch64.c (cortexa57_vector_cost):
1081 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
1083 2016-11-14 Richard Biener <rguenther@suse.de>
1085 PR tree-optimization/78312
1086 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
1087 flow-sensitive info.
1089 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
1092 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
1093 * config/avr/avr.opt (-mabsdata): New option.
1094 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
1095 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
1096 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
1097 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
1098 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
1099 spec depending on AVR_ISA_LDS.
1100 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
1102 2016-11-13 Jakub Jelinek <jakub@redhat.com>
1104 * match.pd: Don't try to compare addresses of variables with
1107 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
1109 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
1110 (propagate_vr_accross_jump_function): Handle unary expressions.
1111 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
1112 (load_from_param_1): New.
1113 (load_from_unmodified_param): Factor common part into load_from_param_1.
1114 (load_from_param): New.
1115 (compute_complex_assign_jump_func): Handle unary expressions.
1116 (update_jump_functions_after_inlining): Likewise.
1117 (ipa_write_jump_function): Likewise.
1118 (ipa_read_jump_function): Likewise.
1120 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1123 * doc/invoke.texi: Document Wrestrict.
1124 * pretty-print.c (pp_format): Add case for "Z" specifier.
1125 (test_pp_format): Test "Z" specifier.
1127 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
1129 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
1130 original function needs a static chain.
1132 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
1135 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
1138 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
1141 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
1142 return early if !optional_tbtab.
1144 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
1146 PR rtl-optimization/59461
1147 * doc/rtl.texi (paradoxical subregs): Add missing word.
1148 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
1149 in modes with precision larger than that of last_set_mode.
1150 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
1151 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
1152 REGs to paradoxical SUBREGs.
1153 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
1154 larger than a word before invoking LOAD_EXTEND_OP on it.
1156 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1159 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
1160 element order for little endian ordering.
1162 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
1163 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
1166 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
1170 when calculating operand 2.
1171 (rotate to rotatex zext splitter): Ditto.
1173 2016-11-11 Jeff Law <law@redhat.com>
1175 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
1177 (stmt_uses_name_in_undefined_way): New function, extracted from
1178 find_implicit_erroneous_behavior and extended for div/mod case.
1179 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
1180 find_explicit_erroneous_behavior and extended for div/mod case.
1181 (find_implicit_erroneous_behavior): Use new helper function.
1182 (find_explicit_erroneous_behavior): Use new helper function.
1184 2016-11-11 Richard Biener <rguenther@suse.de>
1186 PR tree-optimization/71575
1187 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
1190 2016-11-11 Richard Biener <rguenther@suse.de>
1193 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
1194 about uninitialized destination arg of BIT_INSERT_EXPR.
1196 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
1199 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
1200 terminology. Expand to remove ambiguity.
1202 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
1204 PR rtl-optimization/78232
1205 * combine.c (try_combine): Add a big comment about why reusing i2dest
1207 (change_zero_ext): Do not call simplify_gen_binary, do the
1208 simplifications manually.
1210 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1212 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
1213 enable HImode and QImode to go in vector registers by default if
1214 the -mvsx-small-integer option is enabled.
1215 (rs6000_secondary_reload_simple_move): Likewise.
1216 (rs6000_preferred_reload_class): Don't force integer constants to
1217 be loaded into vector registers that we can easily make into
1218 memory (or being created in the GPRs and moved over with direct move).
1219 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
1220 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
1221 vector extraction on ISA 3.0 when the scalar integer can be
1222 allocated in vector registers. Generate the VEC_SELECT directy,
1223 and don't use UNSPEC's to avoid having the scalar type in a vector
1224 register. Make the expander target registers, and let the
1225 combiner fold in results storing to memory, if the machine
1227 (vsx_extract_<mode>_di): Likewise.
1228 (vsx_extract_<mode>_p9): Likewise.
1229 (vsx_extract_<mode>_di_p9): Likewise.
1230 (vsx_extract_<mode>_store_p9): Likewise.
1231 (vsx_extract_si): Likewise.
1232 (vsx_extract_<mode>_p8): Likewise.
1233 (p9_lxsi<wd>zx): Delete, no longer used.
1234 (p9_stxsi<wd>x): Likewise.
1235 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
1236 integers in vector registers for ISA 3.0.
1237 (QHI): Update comment.
1238 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
1239 vector extract instructions in sign/zero extend.
1240 (zero_extendhi<mode>): Likewise.
1241 (extendqi<mode>): Likewise.
1242 (extendhi<mode>2): Likewise.
1243 (HImode splitter for load/sign extend in vector register): Likewise.
1244 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
1245 optimizing floating point conversions to/from small data types and
1246 rewrite it to support QImode/HImode being allowed in vector
1247 registers on ISA 3.0.
1248 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1249 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
1250 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1251 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
1252 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
1253 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
1254 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
1255 VSPLITISW on ISA 2.07.
1256 (movhi_internal): Combine movhi_internal and movqi_internal into
1257 one mov<mode>_internal with an iterator. Add support for QImode
1258 and HImode being allowed in vector registers. Make large number
1259 of attributes and constraints easier to read.
1260 (movqi_internal): Likewise.
1261 (mov<mode>_internal): Likewise.
1262 (movdi_internal64): Fix constraint to allow loading -16..15 with
1263 VSPLITISW on ISA 2.07.
1264 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
1267 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
1269 PR rtl-optimization/78241
1270 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
1271 but emit initial peel copy if niter expr is not reliable.
1273 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
1275 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
1276 (maybe_record_trace_start): If the CFI is different on the new and
1277 old paths, print out both to the dump file before ICEing.
1279 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
1281 * target.def (additional_allocno_class_p): New.
1282 * hooks.h (hook_bool_reg_class_t_false): New prototype.
1283 * hooks.c (hook_bool_reg_class_t_false): New.
1284 * ira.c (setup_allocno_and_important_classes): Use the new hook.
1285 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
1286 * doc/tm.texi: Update.
1288 2016-11-10 Jason Merrill <jason@redhat.com>
1290 * gengtype.c (new_structure): Append to structures list.
1291 (find_structure): Likewise.
1293 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
1295 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
1296 this_dir is 2. Check for this_dir non-zero before dir != this_dir
1299 2016-11-10 Jakub Jelinek <jakub@redhat.com>
1301 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
1302 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
1304 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
1305 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
1306 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
1307 teams distribute parallel for simd even to distribute and teams
1308 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
1309 OMP_CLAUSE_DEPEND_SINK case.
1310 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
1311 (omp_no_lastprivate): Removed.
1312 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
1313 (gimplify_omp_for): Likewise.
1314 (computable_teams_clause): Fail for automatic vars from current
1315 function not yet seen in bind expr.
1316 * langhooks.c (lhd_omp_scalar_p): New function.
1317 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
1318 * varpool.c (varpool_node::get_create): Set node->offloading
1319 even for DECL_EXTERNAL decls.
1320 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
1321 (LANG_HOOKS_OMP_SCALAR_P): Define.
1322 (LANG_HOOKS_DECLS): Use it.
1324 2016-11-10 Martin Liska <mliska@suse.cz>
1327 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
1328 only when SWITCH_BODY is a BIND_EXPR.
1330 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
1333 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
1334 on the context only when it has no DIE yet.
1336 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
1338 * arm.h (target_cpus): Delete.
1339 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
1340 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
1341 (all_architectures): Likewise.
1342 (arm_option_override): Adjust use of CPU enums.
1343 (arm_sched_reorder): Likewise.
1344 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
1345 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
1346 * arm/genopt.sh (processor_type): Prefix enumeration entries with
1348 * arm-tables.opt: Regenerated.
1350 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
1352 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
1354 * config/aarch64/aarch64-tune.md: Regenerated.
1355 * config/arm/arm-cores.def (falkor): New core.
1356 * config/arm/arm-tables.opt: Regenerated.
1357 * config/arm/arm-tune.md: Regenerated.
1358 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
1359 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
1360 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
1361 (ARM Options/-mtune): Likewise.
1363 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
1366 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1368 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
1369 (propagate_vr_accross_jump_function): Likewise.
1370 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
1371 (load_from_param_1): New.
1372 (load_from_unmodified_param): Factor common part into load_from_param_1.
1373 (load_from_param): New.
1374 (compute_complex_assign_jump_func): Handle unary expressions.
1375 (ipa_write_jump_function): Likewise.
1376 (ipa_read_jump_function): Likewise.
1378 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
1380 * simplify-rtx.c (simplify_binary_operation_1): Simplify
1381 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
1382 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
1385 2016-11-09 David Malcolm <dmalcolm@redhat.com>
1387 * print-rtl-function.c: Include varasm.h.
1388 (print_any_param_name): New function.
1389 (print_param): New function.
1390 (print_rtx_function): Call print_param for each argument.
1391 * print-rtl.c (rtx_writer::finish_directive): New function.
1392 * print-rtl.h (rtx_writer::finish_directive): New decl.
1394 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
1397 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
1398 operand 0 as earlyclobber.
1399 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
1401 2016-11-09 Martin Liska <mliska@suse.cz>
1403 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
1405 2016-11-09 Jakub Jelinek <jakub@redhat.com>
1408 * builtins.c (expand_builtin_memcmp): Formatting fix.
1410 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
1411 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
1412 or of them, renumber other enumerators.
1413 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
1414 * doc/invoke.texi: Document -fsanitize=shift-base and
1415 -fsanitize-shift-exponent, document -fsanitize=shift as
1416 having those 2 suboptions.
1418 2016-11-09 Richard Biener <rguenther@suse.de>
1420 * fold-const.c (tree_swap_operands_p): Remove unused arg.
1421 * fold-const.c (tree_swap_operands_p): Likewise.
1422 (fold_binary_loc): Adjust.
1423 (fold_ternary_loc): Likewise.
1424 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
1425 * gimple-fold.c (fold_stmt_1): Likewise.
1426 * gimple-match-head.c (gimple_resimplify2): Likewise.
1427 (gimple_resimplify3): Likewise.
1428 (gimple_simplify): Likewise.
1429 * tree-ssa-dom.c (record_equality): Likewise.
1430 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
1431 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
1432 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
1434 2016-11-09 Richard Biener <rguenther@suse.de>
1436 * tree-ssa-dom.c (canonicalize_comparison): Remove.
1437 (optimize_stmt): Remove redundant pre-propagation canonicalization
1438 of comparison operand order.
1440 2016-11-09 Martin Liska <mliska@suse.cz>
1442 * fold-const-call.c (fold_const_call): Fix the folding.
1444 2016-11-09 Richard Biener <rguenther@suse.de>
1446 * common.opt (flag_evaluation_order): Remove.
1447 * expr.c (expand_operands): Remove code guarded by
1448 flag_evaluation_order.
1449 * fold-const.c (reorder_operands_p): Remove, it always returns
1451 (negate_expr_p): Remove calls to reorder_operands_p.
1452 (fold_negate_expr): Likewise.
1453 (tree_swap_operands_p): Likewise.
1454 (fold_binary_loc): Likewise.
1456 2016-11-09 Andreas Schwab <schwab@suse.de>
1459 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
1460 insns operating on a register.
1462 2016-11-09 Richard Biener <rguenther@suse.de>
1464 PR tree-optimization/78007
1465 * tree-vect-stmts.c (vectorizable_bswap): New function.
1466 (vectorizable_call): Call vectorizable_bswap for
1467 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
1469 2016-11-09 Richard Biener <rguenther@suse.de>
1471 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
1472 Look at the DR_BASE_ADDRESS object for forcing alignment.
1474 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1476 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
1477 (propagate_vr_accross_jump_function): Likewise.
1478 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
1479 (load_from_param_1): New.
1480 (load_from_unmodified_param): Factor common part into load_from_param_1.
1481 (load_from_param): New.
1482 (compute_complex_assign_jump_func): Handle unary expressions.
1483 (ipa_write_jump_function): Likewise.
1484 (ipa_read_jump_function): Likewise.
1486 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1489 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
1490 Also fold constant passed as argument while computing value range.
1491 (propagate_constants_accross_call): Pass param type.
1492 * ipa-prop.c: export ipa_get_callee_param_type.
1493 * ipa-prop.h: export ipa_get_callee_param_type.
1495 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
1497 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
1498 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
1500 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
1502 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
1503 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
1504 ASAN_STACK_MAGIC_MIDDLE.
1505 (asan_global_struct): Increase the size of fields.
1506 (asan_add_global): Add new field constructor.
1507 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
1508 __asan_version_mismatch_check_v8.
1510 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
1512 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
1515 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
1518 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1519 Handle ASHIFT and LSHIFTRT.
1520 (dimode_scalar_chain::compute_convert_gain): Ditto.
1521 (dimode_scalar_chain::convert_insn): Ditto.
1523 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1525 * gimple-ssa-store-merging.c: Include selftest.h
1526 (verify_array_eq): New function.
1527 (verify_shift_bytes_in_array): Likewise.
1528 (verify_shift_bytes_in_array_right): Likewise.
1529 (verify_clear_bit_region): Likewise.
1530 (verify_clear_bit_region_be): Likewise.
1531 (store_merging_c_tests): Likewise.
1532 * selftest.h (store_merging_c_tests): Declare prototype.
1533 * selftest-run-tests.c (selftest::run_tests): Run
1534 store_merging_c_tests.
1536 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1538 * config/arm/arm.opt (mold-rtx-costs): Delete.
1539 (mnew-generic-costs): Delete.
1540 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
1541 * config/arm/arm.c (arm_rtx_costs_1): Delete.
1542 (arm_size_rtx_costs): Likewise.
1543 (arm_slowmul_rtx_costs): Likewise.
1544 (arm_fastmul_rtx_costs): Likewise.
1545 (arm_xscale_rtx_costs): Likewise.
1546 (arm_9e_rtx_costs): Likewise.
1547 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
1548 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
1549 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
1550 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
1551 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
1552 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
1553 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
1554 arm_cortex_m7_tune):
1555 Delete rtx_costs field.
1556 (arm_new_rtx_costs): Rename to...
1557 (arm_rtx_costs_internal): ... This.
1558 (arm_rtx_costs): Remove old way of doing rtx costs.
1560 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1562 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
1563 (arm_fastmul_tune): Likewise.
1564 (arm_strongarm_tune): Likewise.
1565 (arm_xscale_tune): Likewise.
1566 (arm_9e_tune): Likewise.
1567 (arm_marvell_pj4_tune): Likewise.
1568 (arm_v6t2_tune): Likewise.
1569 (arm_v6m_tune): Likewise.
1570 (arm_fa726te_tune): Likewise.
1572 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1574 PR tree-optimization/78234
1575 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
1578 2016-11-08 Martin Liska <mliska@suse.cz>
1581 * dbgcnt.def: Add new debug counter asan_use_after_scope.
1582 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
1583 with a value expr. Do not add artificial variables to
1584 live_switch_vars. Use the debug counter.
1585 (gimplify_target_expr): Use the debug counter.
1586 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
1587 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
1588 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
1590 2016-11-08 Richard Biener <rguenther@suse.de>
1592 * tree-vect-stmts.c (get_group_load_store_type): If the
1593 access is aligned do not trigger peeling for gaps.
1594 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
1595 force alignment of vars with DECL_USER_ALIGN.
1597 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
1599 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
1601 2016-11-08 Richard Biener <rguenther@suse.de>
1603 PR tree-optimization/78205
1604 * tree-vect-stmts.c (vectorizable_load): Move check whether
1605 we may run into gaps when BB vectorizing SLP permutations ...
1606 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
1607 here where we can do a more precise check.
1609 2016-11-08 Richard Biener <rguenther@suse.de>
1611 PR tree-optimization/78224
1612 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
1613 Split the fallthru edge in case its successor may have PHIs.
1614 Do not free dominance info.
1616 2016-11-07 Jakub Jelinek <jakub@redhat.com>
1619 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
1620 EH info even for bzhi and pdep/pext.
1622 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
1624 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
1625 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
1627 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
1629 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
1631 * config/rs6000/vector.md (div<mode>3): Ditto.
1633 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
1635 * configure.ac (.hidden): Change to conftest_s string. Provide string
1637 (gcc_cv_ld_hidden): Yes for AIX.
1638 * configure: Regenerate.
1640 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
1642 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
1643 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
1644 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
1645 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
1646 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
1647 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
1649 (rs6000_xcoff_visibility): New.
1650 (rs6000_xcoff_declare_function_name): Add visibility support.
1651 (rs6000_xcoff_asm_globalize_decl_name): New.
1652 (rs6000_xcoff_asm_output_aligned_decl_common): New.
1653 (rs6000_asm_weaken_decl): New.
1654 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
1655 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
1658 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
1661 * incpath.c: (remove_dup(): Also silently ignore EPERM.
1663 2016-11-07 Martin Jambor <mjambor@suse.cz>
1665 * tree.c (verify_type_variant): Use pointer comparison to check that
1666 TYPE_SIZE_UNIT match.
1668 2016-11-07 Jakub Jelinek <jakub@redhat.com>
1671 * dse.c (dse_step5): Call scan_reads even if just
1672 insn_info->frame_read. Improve and fix dump file messages.
1675 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
1676 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
1678 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1681 * match.pd: Add following two patterns:
1682 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
1683 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
1685 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
1687 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
1688 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
1689 * rtl.h (duplicate_reg_notes): Declare.
1690 * rtlanal.c (duplicate_reg_note): New function.
1692 PR rtl-optimization/77309
1693 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
1694 don't assume an equality comparison for plain COMPARE.
1695 (simplify_comparison): Pass a more accurate code to
1696 make_compound_operation.
1698 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
1700 * target.def (compute_pressure_classes): New target hook.
1701 * doc/tm.texi.in: Document it.
1702 * doc/tm.texi: Regenerate.
1703 * ira.c (setup_pressure_classes): Call target hook if defined.
1705 2016-11-07 David Malcolm <dmalcolm@redhat.com>
1707 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
1709 (rtx_writer::print_rtx): In compact mode, omit trailing operands
1710 that have the default values.
1711 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
1713 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
1714 label string from expected dump.
1715 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
1718 2016-11-07 Jakub Jelinek <jakub@redhat.com>
1721 * alias.c (nonoverlapping_memrefs_p): If one decl is
1722 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
1724 2016-11-07 Richard Biener <rguenther@suse.de>
1727 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
1730 2016-11-07 Richard Biener <rguenther@suse.de>
1732 PR tree-optimization/78218
1733 * gimple-ssa-store-merging.c
1734 (pass_store_merging::terminate_all_aliasing_chains):
1735 Drop unused argument, fix alias check to also consider uses.
1736 (pass_store_merging::execute): Adjust.
1738 2016-11-07 Richard Biener <rguenther@suse.de>
1740 PR tree-optimization/78228
1741 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
1744 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1747 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
1748 aarch64_simd_shift_imm_<mode> predicate for operand 1.
1749 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
1750 to restrict them to an appropriate range and add FAIL check if the
1751 region they specify is out of range. Delete useless constraint
1753 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
1754 2 and 3 to restrict their range and add pattern predicate.
1756 2016-11-07 Martin Liska <mliska@suse.cz>
1758 * asan.c (enum asan_check_flags): Move the enum to header file.
1759 (asan_init_shadow_ptr_types): Make type creation more generic.
1760 (shadow_mem_size): New function.
1761 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
1762 Rewritten stack unpoisoning code.
1763 (build_shadow_mem_access): Add new argument return_address.
1764 (instrument_derefs): Instrument local variables if use after scope
1765 sanitization is enabled.
1766 (asan_store_shadow_bytes): New function.
1767 (asan_expand_mark_ifn): Likewise.
1768 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
1769 * asan.h (enum asan_mark_flags): Moved here from asan.c
1770 (asan_protect_stack_decl): Protect all declaration that need
1772 (asan_sanitize_use_after_scope): New function.
1773 (asan_no_sanitize_address_p): Likewise.
1774 * cfgexpand.c (partition_stack_vars): Consider
1775 asan_sanitize_use_after_scope in condition.
1776 (expand_stack_vars): Likewise.
1777 * common.opt (-fsanitize-address-use-after-scope): New option.
1778 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
1779 Explain the parameter.
1780 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
1781 * gimplify.c (build_asan_poison_call_expr): New function.
1782 (asan_poison_variable): Likewise.
1783 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
1784 variables that have address taken.
1785 (gimplify_decl_expr): Likewise.
1786 (gimplify_target_expr): Likewise for C++ temporaries.
1787 (sort_by_decl_uid): New function.
1788 (gimplify_expr): Unpoison all variables for a label we can jump
1789 from outside of a scope.
1790 (gimplify_switch_expr): Unpoison variables defined in the switch
1792 (gimplify_function_tree): Clear asan_poisoned_variables.
1793 (asan_poison_variables): New function.
1794 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
1795 * internal-fn.c (expand_ASAN_MARK): New function.
1796 * internal-fn.def (ASAN_MARK): Declare.
1797 * opts.c (finish_options): Handle -fstack-reuse if
1798 -fsanitize-address-use-after-scope is enabled.
1799 (common_handle_option): Enable address sanitization if
1800 -fsanitize-address-use-after-scope is enabled.
1801 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
1803 * params.h: Likewise.
1804 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
1805 * sanitizer.def: Define __asan_poison_stack_memory and
1806 __asan_unpoison_stack_memory functions.
1807 * asan.c (asan_mark_poison_p): New function.
1808 (transform_statements): Handle asan_mark_poison_p calls.
1809 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
1811 2016-11-07 Tamar Christina <tamar.christina@arm.com>
1814 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
1816 2016-11-07 Martin Liska <mliska@suse.cz>
1818 * tree-profile.c (gimple_gen_time_profiler): Set proper type
1819 to time_profiler_counter_ptr.
1821 2016-11-07 Richard Biener <rguenther@suse.de>
1823 PR tree-optimization/37150
1824 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
1826 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
1827 (vect_analyze_slp_cost_1): Account for the real number of
1828 permutations emitted and for dead loads.
1829 (vect_transform_slp_perm_load): Add n_perms parameter counting
1830 the number of emitted permutations.
1831 * tree-vect-stmts.c (vectorizable_load): Adjust.
1833 2016-11-07 Richard Biener <rguenther@suse.de>
1835 PR tree-optimization/78189
1836 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
1837 alignment computation.
1839 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1841 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
1843 2016-11-05 Martin Sebor <msebor@redhat.com>
1845 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
1848 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
1852 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
1854 2016-11-04 Jakub Jelinek <jakub@redhat.com>
1857 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
1858 doesn't have rtl set.
1860 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1862 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
1863 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
1864 rs6000_gimple_fold_builtin.
1865 (rs6000_gimple_fold_builtin): New function. Add handling for
1866 early expansion of vector addition builtins.
1868 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
1870 * expr.h (copy_blkmode_from_reg): Delete.
1871 * expr.c (copy_blkmode_from_reg): Make static.
1873 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
1875 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
1876 * combine.c (LOAD_EXTEND_OP): Delete.
1877 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
1878 * cse.c (LOAD_EXTEND_OP): Delete.
1879 * fold-const.c (LOAD_EXTEND_OP): Likewise.
1880 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
1881 * postreload.c (LOAD_EXTEND_OP): Delete.
1882 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
1883 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
1884 (find_reloads): Likewise.
1885 * reload1.c (eliminate_regs_1): Likewise.
1886 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
1887 (num_sign_bit_copies1): Likewise.
1889 2016-11-04 David Malcolm <dmalcolm@redhat.com>
1891 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
1892 (selftest::ix86_test_dumping_hard_regs): New function.
1893 (selftest::ix86_run_selftests): New function.
1894 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
1895 selftest::ix86_run_selftests.
1896 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
1897 * doc/tm.texi: Regenerate
1898 * selftest-rtl.h: New file.
1899 * rtl-tests.c: Include "selftest-rtl.h".
1900 (selftest::assert_rtl_dump_eq): Make non-static.
1901 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
1902 (selftest::test_dumping_regs): Update comment.
1903 * selftest-run-tests.c: Include "target.h".
1904 (selftest::run_tests): If non-NULL, call
1905 targetm.run_target_selftests.
1906 * target.def (run_target_selftests): New hook.
1908 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1910 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
1911 representative core for this architecture.
1912 * config/arm/arm-cores.def (cortex-m33): Define new processor.
1913 * config/arm/arm-tables.opt: Regenerate.
1914 * config/arm/arm-tune.md: Likewise.
1915 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
1916 valid -mcpu options.
1917 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
1919 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1921 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
1922 representative core for this architecture.
1923 * config/arm/arm-cores.def (cortex-m23): Define new processor.
1924 * config/arm/arm-tables.opt: Regenerate.
1925 * config/arm/arm-tune.md: Likewise.
1926 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
1927 this tuning parameters apply to in the comment.
1928 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
1929 valid -mcpu options.
1930 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
1932 2016-11-04 Bin Cheng <bin.cheng@arm.com>
1934 * fold-const.c (fold_cond_expr_with_comparison): Remove call
1935 to pedantic_non_lvalue_loc. Remove useless code for lvalue
1936 where cond_expr can't be a lvalue.
1938 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
1940 * config/arc/arc.c (arc_process_double_reg_moves): Use
1942 * config/arc/arc.md (movsi_insn): Disable unsupported move
1943 instructions for ARCv2 cores.
1944 (movdi): Use prepare_move_operands.
1945 (movsf, movdf): Use move_dest_operand predicate.
1946 * config/arc/constraints.md (Chs): Enable when barrel shifter is
1948 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
1949 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
1951 (dexcl_3op_peep2_insn_nores): Likewise.
1952 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
1953 (LINK_COMMAND_SPEC): Remove.
1955 2016-11-04 Richard Biener <rguenther@suse.de>
1958 * loop-invariant.c (find_exits): Record entering inner
1959 loops as possibly exiting to handle infinite sub-loops.
1960 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
1961 (fill_always_executed_in_1): Honor infinite child loops.
1963 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1966 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
1967 has already been adjusted for endianness, so don't adjust it any
1971 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
1972 ICmode unless we have standard PowerPC floating point.
1973 * config/rs6000/rs6000.md (FP iterator): Likewise.
1974 (FMOVE128 iterator): Likewise.
1976 2016-11-03 Jakub Jelinek <jakub@redhat.com>
1977 Alexandre Oliva <aoliva@redhat.com>
1978 Jason Merrill <jason@redhat.com>
1982 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
1984 * langhooks.c (lhd_type_dwarf_attribute): New function.
1985 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
1986 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
1987 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
1988 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
1989 (check_qualified_type, check_aligned_type): Call it.
1990 * dwarf2out.c (modified_type_die): Don't use type_main_variant
1991 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
1992 check_base_type and check_lang_type.
1993 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
1994 return early. For pointer-to-data-member add DW_AT_use_location
1996 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
1998 (gen_type_die_with_usage): Don't use type_main_variant
1999 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
2000 check_base_type and check_lang_type. Formatting fixes. Call
2001 get_debug_type langhook.
2003 2016-11-03 Jason Merrill <jason@redhat.com>
2005 * tree.c (check_lang_type): New.
2006 (check_qualified_type): Use it.
2007 (check_aligned_type): Use it.
2008 * tree.h: Declare it.
2010 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
2012 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
2013 (arm*-freebsd*): Likewise.
2014 (arm*-*-netbsdelf*): Likewise.
2015 (arm*-*-linux*): Likewise.
2016 (arm*-*-uclinux*eabi*): Likewise.
2017 (arm*-*-phoenix*): Likewise.
2018 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
2019 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
2020 specified. Default to arm6 if target_cpu_cname is not set.
2021 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
2022 default cpu has been correctly configured.
2023 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
2024 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
2025 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
2026 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
2027 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
2028 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
2029 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
2031 2016-11-03 Jiong Wang <jiong.wang@arm.com>
2033 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
2034 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
2035 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
2036 (output_cfa_loc): Support DW_CFA_val_expression.
2037 (output_cfa_loc_raw): Likewise.
2038 (output_cfi): Likewise.
2039 (output_cfi_directive): Likewise.
2040 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
2041 (dw_cfi_oprnd2_desc): Likewise.
2042 (mem_loc_descriptor): Recognize new pattern generated for value
2045 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
2047 PR rtl-optimization/78186
2048 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
2049 well, when converting to IOR.
2051 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
2053 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
2054 (vec_interleave_highv8qi): Likewise.
2056 2016-11-03 Martin Liska <mliska@suse.cz>
2058 * profile.c (instrument_values): Fix coding style.
2059 (branch_prob): Use renamed function.
2060 * tree-profile.c (init_ic_make_global_vars): Likewise.
2061 (gimple_init_edge_profiler): Rename to
2062 gimple_init_gcov_profiler.
2063 tree_time_profiler_counter variable declaration.
2064 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
2066 * value-prof.h: Remove an argument.
2068 2016-11-03 Richard Biener <rguenther@suse.de>
2070 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
2071 symtab_node::get_create.
2073 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2075 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
2076 Move comments into more natural position.
2078 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
2080 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
2081 (PTRDIFF_TYPE): Define as int.
2083 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2085 * ccmp.c (expand_ccmp_expr_1): Adjust.
2086 (expand_ccmp_expr): Likewise.
2087 (expand_ccmp_next): Likewise.
2088 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
2089 (aarch64_gen_ccmp_first): Likewise.
2090 * doc/tm.texi: Regenerate.
2091 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
2092 (gen_ccmp_next): Likewise.
2094 2016-11-03 Bin Cheng <bin.cheng@arm.com>
2096 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
2097 (vect_is_simple_reduction): Swap cond_reduction by inversion.
2099 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
2101 * config/i386/i386.c (ix86_init_libfuncs): New. Call
2102 darwin_rename_builtins here.
2103 (ix86_expand_divmod_libfunc): New.
2104 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
2105 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
2107 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
2108 Nathan Sidwell <nathan@acm.org>
2110 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
2112 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
2114 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
2116 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
2117 to format MODE_INT and MODE_PARTIAL_INT literals.
2119 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
2122 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
2123 NULL if TARGET_SPE_ABI.
2125 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2127 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
2128 clear padding bits even when they're less than a byte.
2130 2016-11-02 Richard Biener <rguenther@suse.de>
2132 * gimple-ssa-store-merging.c: Include gimplify-me.h.
2133 (imm_store_chain_info::output_merged_stores): Force base_addr
2134 to be proper GIMPLE for a MEM_REF address.
2135 (pass_store_merging::execute): Restrict negative bitpos
2136 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
2137 check. Take into account non-NULL_TREE offset if the base
2138 is already addressable.
2140 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
2142 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
2144 (aarch64_be_crypto_sha1hv4si): New pattern.
2146 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
2148 * config/aarch64/aarch64.md (add<mode>3): Remove
2149 redundant code. Don't split frame based additions.
2151 2016-11-02 Richard Biener <rguenther@suse.de>
2153 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
2154 redundant val and dest members.
2155 (store_immediate_info::store_immediate_info): Adjust.
2156 (merged_store_group::merged_store_group): Adjust.
2157 (merged_store_group::apply_stores): Likewise.
2158 (struct imm_store_chain_info): Add base_addr field.
2159 (imm_store_chain_info::imm_store_chain_info): New constructor.
2160 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
2161 (imm_store_chain_info::output_merged_store): Likewise. Use
2162 addr_base which is already the address.
2163 (imm_store_chain_info::output_merged_stores): Likewise.
2164 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
2165 imm_store_chain_info instead of base. Fix alias check.
2166 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
2167 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
2168 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
2169 use the address of the base and adjust for other changes.
2171 2016-11-02 Martin Liska <mliska@suse.cz>
2173 * fold-const-call.c (host_size_t_cst_p): Test whether
2174 t is convertible to size_t.
2176 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2178 PR tree-optimization/78170
2179 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
2180 introduced by native_encode_expr on little-endian as well.
2182 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2184 PR tree-optimization/78162
2185 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
2188 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2190 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
2192 (aarch64_next_callee_save): Likewise.
2193 (aarch64_pushwb_single_reg): Likewise.
2194 (aarch64_gen_storewb_pair): Likewise.
2195 (aarch64_push_regs): Likewise.
2196 (aarch64_gen_loadwb_pair): Likewise.
2197 (aarch64_pop_regs): Likewise.
2198 (aarch64_gen_store_pair): Likewise.
2199 (aarch64_gen_load_pair): Likewise.
2200 (aarch64_save_callee_saves): Likewise.
2201 (aarch64_restore_callee_saves): Likewise.
2203 2016-11-02 Richard Biener <rguenther@suse.de>
2205 PR tree-optimization/78035
2206 PR tree-optimization/77964
2207 * gimple-pretty-print.c (pp_points_to_solution): Print
2208 vars_contains_interposable.
2209 * tree-ssa-alias.c: Include varasm.h.
2210 (ptrs_compare_unequal): Check vars_contains_interposable and
2211 decl_binds_to_current_def_p.
2212 (dump_points_to_solution): Dump vars_contains_interposable.
2213 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
2215 * tree-ssa-structalias.c: Include varasm.h.
2216 (set_uids_in_ptset): Record whether vars contains a
2217 not decl_binds_to_current_def_p variable in vars_contains_interposable.
2218 (ipa_escaped_pt): Update initializer.
2220 2016-11-02 Richard Biener <rguenther@suse.de>
2222 PR tree-optimization/78047
2223 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
2224 fake field at offset zero conservatively regarding to may_have_pointers.
2226 2016-11-02 Richard Biener <rguenther@suse.de>
2228 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
2229 infer_value_range on stmt ops and update value-ranges.
2230 Dump visited stmts and blocks.
2231 (evrp_dom_walker::push_value_range): Dump changes.
2232 (evrp_dom_walker::pop_value_range): Likewise.
2233 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
2235 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2237 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
2239 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
2241 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2243 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
2244 and adjust for that.
2245 * cfgrtl.h (delete_insn_chain): Adjust prototype.
2247 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2249 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
2251 (transcode_memory_rtx): Likewise.
2252 (move_to_acc): Likewise.
2253 (move_from_acc): Likewise.
2254 (move_acc_to_reg): Likewise.
2255 (move_to_x): Likewise.
2256 (move_to_hl): Likewise.
2257 (move_to_de): Likewise.
2258 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
2259 (rs6000_emit_savres_rtx): Likewise.
2260 (rs6000_emit_prologue): Likewise.
2261 * reorg.c (update_reg_unused_notes): Likewise.
2262 * rtl.h (remove_note): Adjust prototype.
2263 * rtlanal.c (remove_note): Make argument type rtx_insn *.
2265 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2267 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
2268 variables so some can be rtx_insn *.
2269 (alpha_emit_xfloating_libcall): Likewise.
2270 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
2271 (mips_legitimize_tls_address): Likewise.
2272 * optabs.c (expand_binop): Likewise.
2273 * reload1.c (gen_reload): Likewise.
2275 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2277 * reorg.c (relax_delay_slots): Split up the trial variable.
2279 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2281 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
2282 of variables rtx_insn *.
2283 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
2284 (legitimize_tls_address): Likewise.
2285 * config/bfin/bfin.c (hwloop_optimize): Likewise.
2286 (bfin_gen_bundles): Likewise.
2287 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2288 (c6x_reorg): Likewise.
2289 * config/frv/frv.c (frv_reorder_packet): Likewise.
2290 * config/i386/i386.c (ix86_split_idivmod): Likewise.
2291 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
2292 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
2293 * config/mn10300/mn10300.c: Likewise.
2294 * config/rl78/rl78.c: Likewise.
2295 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
2296 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
2297 (sh_expand_cmpnstr): Likewise.
2298 (sh_expand_strlen): Likewise.
2299 (sh_expand_setmem): Likewise.
2300 * config/sh/sh.md: Likewise.
2301 * emit-rtl.c (emit_pattern_before): Likewise.
2302 * except.c: Likewise.
2303 * final.c: Likewise.
2306 2016-11-01 Jason Merrill <jason@redhat.com>
2308 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
2309 a COND_EXPR with constant condition.
2311 2016-11-01 Jakub Jelinek <jakub@redhat.com>
2313 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
2314 and its initialization.
2316 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2318 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
2321 2016-11-01 Jakub Jelinek <jakub@redhat.com>
2323 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
2324 argument, don't call add_linkage_name if it is true.
2325 (gen_variable_die): For C++ inline static data members, consider the
2326 initial call when old_die is NULL to be declaration and call
2327 add_name_and_src_coords_attributes in that case with true as
2328 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
2329 (gen_member_die): For C++ inline static data members, emit a
2330 definition DIE right away in DW_TAG_compile_unit context.
2332 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
2335 * config/pa/pa.md: Add new shift/add patterns to handle
2336 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
2338 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
2340 * config/xtensa/xtensa-protos.h
2341 (xtensa_use_return_instruction_p): New prototype.
2342 * config/xtensa/xtensa.c (xtensa_current_frame_size,
2343 xtensa_callee_save_size): Remove.
2344 (struct machine_function): Add new fields: current_frame_size,
2345 callee_save_size, frame_laid_out and epilogue_done.
2346 (compute_frame_size, xtensa_expand_prologue,
2347 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
2348 cfun->machine->callee_save_size and xtensa_current_frame_size
2349 with cfun->machine->current_frame_size.
2350 (compute_frame_size): Update cfun->machine->frame_laid_out and
2351 don't update frame layout after reload completion.
2352 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
2353 instead of zeroing xtensa_current_frame_size.
2354 (xtensa_use_return_instruction_p): New function.
2355 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
2357 (INITIAL_ELIMINATION_OFFSET): Use return value of
2358 compute_frame_size instead of xtensa_current_frame_size value.
2359 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
2360 function xtensa_use_return_instruction_p instead of inline code.
2362 2016-11-01 Jakub Jelinek <jakub@redhat.com>
2364 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
2365 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
2366 * dwarf2out.c (rnglist_idx): New variable.
2367 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
2368 (DEBUG_RNGLISTS_SECTION): Define.
2369 (ranges_base_label): New variable.
2370 (size_of_die) <case dw_val_class_range_list>: If using
2371 DW_FORM_rnglistx, count size of uleb128 of range list index.
2372 (value_format) <case dw_val_class_range_list>: For
2373 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
2374 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
2375 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
2376 (add_ranges_num): Remove useless prototype. Don't multiply
2377 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
2378 for new fields added to dw_ranges struct.
2379 (add_ranges): Add maybe_new_sec argument and pass it
2380 through to add_ranges_num.
2381 (note_rnglist_head): New function.
2382 (add_ranges_by_labels): Pass true as maybe_new_sec to
2383 add_ranges_num, call note_rnglist_head on the head of the list.
2384 (output_ranges): Add function comment. Switch to
2385 .debug_ranges section here and emit .Ldebug_ranges0 label.
2386 (index_rnglists, output_rnglists): New functions.
2387 (gen_subprogram_die): Formatting fixes.
2388 (add_high_low_attributes): Don't divide offsets
2389 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
2390 first list element or when pointing into the middle of
2391 a list. Pass true as second argument to add_ranges on the
2392 first block fragment after cold/hot section switch.
2393 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
2394 section instead of .debug_ranges. Initialize
2395 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
2396 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
2397 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
2398 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
2399 Call output_rnglists for -gdwarf-5.
2400 (dwarf2out_c_finalize): Clear rnglist_idx.
2402 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
2404 * combine.c (simplify_compare_const): Add gcc_fallthrough.
2406 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
2407 Tamar Christina <tamar.christina@arm.com>
2409 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
2410 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
2411 (vmaxnmq_f32): Likewise.
2412 (vminnm_f32): Likewise.
2413 (vminnmq_f32): Likewise.
2414 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
2416 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
2419 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2421 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
2422 binary floating point types supported by the hardware except for
2424 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
2425 vector instruction for optimizing extracting a SImode from a
2426 V4SImode vector and converting it to floating point.
2427 (vsx_xvcvuxwdp_df): Likewise.
2428 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
2429 registers to be any VSX register. Move stores to the end of the
2431 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
2432 to optimize extracting a SImode from a V4SImode vector and
2433 converting it to a binary floating point type supported by the
2434 hardware. Use the vector converts instead of extracting the
2435 element, sign extending it, and then converting it to double.
2436 Other floating point types than double first convert to double,
2437 then the double is converted to that type.
2438 (vsx_extract_si_<uns>float_<mode>): Likewise.
2440 2016-10-31 Andrew Pinski <apinski@cavium.com>
2442 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
2443 Rewrite handling of part num to handle the case where
2444 multiple implementers share the same part num.
2446 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
2447 Jakub Jelinek <jakub@redhat.com>
2449 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
2450 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
2452 2016-10-31 Jakub Jelinek <jakub@redhat.com>
2454 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
2455 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
2456 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
2457 (is_cu_die, is_unit_die): Likewise.
2458 (should_move_die_to_comdat, break_out_comdat_types): Adjust
2459 comments for DWARF5 DW_UT_type units.
2460 (output_compilation_unit_header): Add UT argument, output
2461 start of DWARF5 .debug_info section header.
2462 (output_comp_unit): Add dwo_id argument. Adjust
2463 output_compilation_unit_header caller, for DW_UT_split_compile
2464 emit dwo_id field, otherwise padding1. Emit padding2 field.
2465 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
2466 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
2467 (output_skeleton_debug_sections): Add dwo_id argument, for
2468 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
2469 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
2470 DW_UT_type or DW_UT_split_type units rather than .debug_types.
2471 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
2472 DW_TAG_compile_unit for skeleton unit die. Don't add
2473 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
2474 address to output_comp_unit and output_skeleton_debug_sections.
2476 * dwarf2out.c (debug_line_str_section): New variable.
2477 (debug_line_str_hash): Likewise.
2478 (DEBUG_LINE_STR_SECTION): Define.
2479 (set_indirect_string): Handle DW_FORM_line_strp like
2481 (find_string_form): Fix up formatting.
2482 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
2484 (output_die): Handle DW_FORM_line_strp.
2485 (DWARF5_USE_DEBUG_LINE_STR): Define.
2486 (output_line_string): New function.
2487 (output_file_names): Add -gdwarf-5 support.
2488 (output_line_info): Likewise.
2489 (init_sections_and_labels): Initialize debug_line_str_section.
2490 (output_indirect_string): Change 2nd argument from void *
2491 to enum dwarf_form form, compare with form rather than
2493 (output_indirect_strings): Pass DW_FORM_strp to
2494 output_indirect_string traversion.
2495 (dwarf2out_finish): Output .debug_line_str strings.
2496 (dwarf2out_c_finalize): Clear debug_line_str_section and
2497 debug_line_str_hash.
2499 2016-10-31 Tom Tromey <tom@tromey.com>
2502 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
2503 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
2504 DW_OP_GNU_push_tls_address case.
2505 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
2507 2016-10-31 Jakub Jelinek <jakub@redhat.com>
2509 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
2510 for frame_offset_rel bit.
2511 (struct array_descr_info): Add rank field.
2512 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
2513 and placeholder_seen fields.
2514 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
2515 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
2516 DW_OP_pick 1 into DW_OP_over.
2517 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
2518 gen_variant_part): Clear placeholder_{arg,seen}.
2519 (loc_list_from_tree_1): Drop const from context argument.
2520 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
2521 (loc_list_for_address_of_addr_expr_of_indirect_ref,
2522 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
2524 (add_scalar_info): Drop const from context argument. Handle
2525 context->placeholder_arg.
2526 (add_bound_info): Drop const from context argument.
2527 (gen_descr_array_type_die): Drop const from ctx variable.
2528 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
2529 attribute and use a single DW_TAG_generic_subrange instead of
2530 7 DW_TAG_subrange_type for assumed rank arrays.
2532 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
2533 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
2534 from bool to 1-bit uchar bitfield. Add num_assigned and
2535 offset_emitted bitfields.
2536 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
2537 for dw_val_class_lineptr and dw_val_class_macptr. Handle
2538 dw_val_class_loclistsptr.
2539 (new_addr_loc_descr): Fix up formatting.
2540 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
2541 (add_AT_low_high_pc): Fix up formatting.
2542 (add_AT_loclistsptr): New function.
2543 (AT_lbl): Allow dw_val_class_loclistsptr.
2544 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
2545 Handle dw_val_class_loclistsptr.
2546 (loc_list_idx): New variable.
2547 (output_loclists_offsets, assign_location_list_indexes): New
2549 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
2550 add size_of_uleb128 of the index. Drop never used
2551 dwarf_split_debug_info AT_index handling. Handle
2552 dw_val_class_loclistsptr.
2553 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
2554 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
2555 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
2556 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
2557 DW_FORM_loclistx indexes.
2558 (output_attr_index_or_value): Fix up formatting. Don't handle
2559 dw_val_class_loc_list here.
2560 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
2561 For dw_val_class_loc_list call output_loc_list_offset rather than
2562 output_attr_index_or_value.
2563 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
2564 or .debug_loclists.dwo section name for debug_loc_section.
2565 (resolve_addr_in_expr): Formatting fix.
2566 (index_location_lists): Likewise.
2567 (dwarf2out_finish): If there are any location lists, for
2568 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
2569 index_location_lists only if have_location_lists. Call
2570 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
2571 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
2572 -gsplit-dwarf also emit offset table.
2574 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
2575 (size_of_die, value_format, output_die): Use
2576 DW_FORM_data16 for 128-bit dw_val_class_const_double or
2577 dw_val_class_wide_int.
2579 * dwarf2out.c (dwarf_op): Renamed to ...
2580 (dwarf_OP): ... this.
2581 (convert_descriptor_to_mode, scompare_loc_descriptor,
2582 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
2583 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
2585 (dwarf_AT, dwarf_TAG): New functions.
2586 (check_die): Disallow DW_AT_call_all_calls next to
2587 DW_AT_GNU_all_call_sites.
2588 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
2589 and attributes instead of the corresponding GNU tag and attributes.
2590 (gen_subprogram_die): Likewise. Emit call site information even
2591 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
2592 DW_AT_defaulted in comment.
2593 (resolve_addr): Handle DW_AT_call_origin attribute on
2594 DW_TAG_call_site DIE like DW_AT_abstract_origin on
2595 DW_TAG_GNU_call_site DIE.
2597 * dwarf2out.c (dwarf_op): New function.
2598 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
2599 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
2600 (output_loc_operands, output_loc_operands_raw): Likewise.
2601 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
2602 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
2603 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
2604 if dwarf_version < 5.
2605 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
2607 (scompare_loc_descriptor, ucompare_loc_descriptor,
2608 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
2609 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
2610 optimize_location_into_implicit_ptr): Likewise. Only punt for
2611 !dwarf_strict if dwarf_version < 5.
2612 (string_cst_pool_decl): Adjust comment.
2613 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
2615 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
2616 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
2617 (struct dw_val_node): Add val_file_implicit field.
2618 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
2619 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
2620 output_die): Handle dw_val_class_const_implicit,
2621 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
2622 (abbrev_die_table): Change into va_gc vec.
2623 (abbrev_die_table_allocated, abbrev_die_table_in_use,
2624 ABBREV_DIE_TABLE_INCREMENT): Remove.
2625 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
2626 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
2628 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
2629 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
2631 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
2633 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
2635 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
2637 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
2638 unit. Call optimize_abbrev_table.
2639 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
2640 abbrev_die_table being a va_gc vec.
2642 PR tree-optimization/77860
2643 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
2644 also integral complex and vector constants.
2646 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
2647 optimize_macinfo_range, save_macinfo_strings): Replace
2648 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
2649 (output_macinfo): Likewise. Emit .debug_macro* rather than
2650 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
2651 (init_sections_and_labels): Use .debug_macro* labels rather than
2652 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
2653 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
2654 or DW_AT_GNU_macros for -gdwarf-5.
2656 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
2658 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
2660 2016-09-11 Le-Chun Wu <lcwu@google.com>
2661 Mark Wielaard <mjw@redhat.com>
2663 * common.opt (Wshadow=global): New option. Default for -Wshadow.
2664 (Wshadow=local): New option.
2665 (Wshadow-local): Hidden alias for -Wshadow=local.
2666 (Wshadow=compatible-local): New option.
2667 (Wshadow-compatible-local): Hidden alias for
2668 -Wshadow=compatible-local.
2669 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
2670 Wshadow=compatible-local.
2672 2016-10-31 Bin Cheng <bin.cheng@arm.com>
2674 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
2675 Check slp defs for COND_EXPR by swapping/inverting operands if the
2676 new parameter SWAP indicates so.
2677 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
2678 is isomorphic to the first stmt via swapping/inverting. Store swap
2679 information in the new parameter SWAP.
2680 (vect_build_slp_tree): New local array SWAP and pass it to function
2681 vect_build_slp_tree_1. Cleanup result handling code for function
2682 call to vect_get_and_check_slp_defs. Skip operand swapping if the
2683 order of operands has been fixed as indicated by SWAP[i].
2685 2016-10-31 Bin Cheng <bin.cheng@arm.com>
2687 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
2688 unnecessary data dependence check after visited store stmt.
2690 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2692 PR tree-optimization/71915
2693 PR tree-optimization/71490
2694 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
2696 (find_basis_for_base_expr): Require stride types to match when
2698 (alloc_cand_and_find_basis): Record the stride type.
2699 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
2700 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
2701 the expressions having those types.
2702 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
2703 (create_mul_ssa_cand): Likewise.
2704 (create_mul_imm_cand): Likewise.
2705 (create_add_ssa_cand): Likewise.
2706 (create_add_imm_cand): Likewise.
2707 (legal_cast_p_1): Change interface to accept types rather than the
2708 expressions having those types.
2709 (legal_cast_p): Pass types to legal_cast_p_1.
2710 (slsr_process_cast): Pass stride type to
2711 alloc_cand_and_find_basis.
2712 (slsr_process_copy): Likewise.
2713 (dump_candidate): Display stride type when a cast exists.
2714 (create_add_on_incoming_edge): Introduce a cast when necessary for
2716 (analyze_increments): Change the code checking for invalid casts
2717 to rely on the stride type, and update the documentation and
2718 example. Change the code checking for pointer multiplies to rely
2720 (insert_initializers): Introduce a cast when necessary for the
2721 stride type. Use the stride type for the type of the initializer.
2723 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2725 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
2727 2016-10-29 Jakub Jelinek <jakub@redhat.com>
2729 PR rtl-optimization/77919
2730 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
2731 into memory if both modes are complex and their inner modes have the
2732 same precision. If the two modes are different complex modes, convert
2733 each part separately and generate a new CONCAT.
2735 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
2737 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
2739 2016-10-29 Jakub Jelinek <jakub@redhat.com>
2742 * gimple-ssa-store-merging.c
2743 (imm_store_chain_info::output_merged_store): Use build_aligned_type
2744 instead of SET_TYPE_ALIGN on shared integral type.
2746 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
2748 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
2749 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
2752 2016-10-28 Jeff Law <law@redhat.com>
2754 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
2755 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
2757 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
2759 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
2761 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
2763 * target.def (min_arithmetic_precision): New hook.
2764 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
2765 * doc/tm.texi: Regenerate.
2766 * internal-fn.c (expand_arith_overflow): Adjust handling of target
2767 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
2768 * targhooks.c (default_min_arithmetic_precision): New function.
2769 * targhooks.h (default_min_arithmetic_precision): Declare.
2770 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
2771 (sparc_min_arithmetic_precision): New function.
2773 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
2776 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
2777 Swap commutative operands in new RTL if needed. Handle zero_ext
2779 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
2782 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2783 Kugan Vivekanandarajah <kuganv@linaro.org>
2784 Jim Wilson <jim.wilson@linaro.org>
2786 PR tree-optimization/43721
2787 * target.def: New hook expand_divmod_libfunc.
2788 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
2789 * doc/tm.texi: Regenerate.
2790 * internal-fn.def: Add new entry for DIVMOD ifn.
2791 * internal-fn.c (expand_DIVMOD): New.
2792 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
2794 (widen_mul_stats): Add new field divmod_calls_inserted.
2795 (target_supports_divmod_p): New.
2796 (divmod_candidate_p): Likewise.
2797 (convert_to_divmod): Likewise.
2798 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
2799 renumber_gimple_stmt_uids at beginning of function. Call
2800 convert_to_divmod and record stats for divmod.
2801 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
2802 TARGET_EXPAND_DIVMOD_LIBFUNC.
2803 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
2806 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
2807 Segher Boessenkool <segher@kernel.crashing.org>
2809 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
2810 swapping the arms of the branch.
2811 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
2812 sequence for the generic signed-signed-signed case.
2814 2016-10-28 Jeff Law <law@redhat.com>
2816 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
2818 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
2820 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
2822 PR rtl-optimization/78029
2823 * function.c (prologue_contains, epilogue_contains): New functions.
2824 (record_prologue_seq, record_epilogue_seq): New functions.
2825 * function.h (prologue_contains, epilogue_contains,
2826 record_prologue_seq, record_epilogue_seq): New declarations.
2827 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
2828 mixing prologue and epilogue insns.
2829 (init_deps): Initialize the new fields in struct deps_desc.
2830 * sched-int.h (struct deps_desc): New fields last_prologue,
2831 last_epilogue, and last_logue_was_epilogue.
2832 * shrink-wrap.c (emit_common_heads_for_components): Record all
2833 emitted prologue and epilogue insns.
2834 (emit_common_tails_for_components): Ditto.
2835 (insert_prologue_epilogue_for_components): Ditto.
2837 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2840 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
2841 * common.opt (fstore-merging): New Optimization option.
2842 * opts.c (default_options_table): Add entry for
2843 OPT_ftree_store_merging.
2844 * fold-const.h (can_native_encode_type_p): Declare prototype.
2845 * fold-const.c (can_native_encode_type_p): Define.
2846 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
2847 (PARAM_MAX_STORES_TO_MERGE): Likewise.
2848 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
2849 * passes.def: Insert pass_tree_store_merging.
2850 * tree-pass.h (make_pass_store_merging): Declare extern
2852 * gimple-ssa-store-merging.c: New file.
2853 * doc/invoke.texi (Optimization Options): Document
2855 (--param documentation): Document store-merging-allow-unaligned
2856 and max-stores-to-merge.
2858 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
2861 * gimplify.c (gimplify_init_constructor): Move emit of constructor
2862 assignment to earlier in the if/else logic.
2864 2016-10-28 Richard Biener <rguenther@suse.de>
2868 * fold-const.c (make_bit_field_ref): Only adjust alias set
2869 when the original alias set was zero.
2871 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2873 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
2874 (s390_adjust_loops): New function.
2875 (s390_reorg): Invoke s390_adjust_loops.
2876 * config/s390/s390.md: (UNSPEC_OSC_BREAK): New constant.
2877 ("osc_break"): New insn definition.
2879 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2881 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
2882 * config.gcc: Support alternate archXX cpu levels with
2883 --with-arch= and --with-tune=.
2884 * config/s390/linux.h: Translate new archXX cpu levels to the
2885 original names when calling GAS.
2886 * config/s390/tpf.h: Likewise.
2887 * doc/invoke.texi: Document the alternate cpu level names.
2889 2016-10-28 Jakub Jelinek <jakub@redhat.com>
2891 PR rtl-optimization/77919
2892 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
2893 MEM if mode1 is not a complex mode.
2895 PR rtl-optimization/78132
2896 * ree.c (combine_reaching_defs): Give up if copy_needed and
2897 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
2899 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
2901 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
2903 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2905 * config/rs6000/constraints.md (wH constraint): Add new
2906 constraints for allowing 32-bit integers (and eventually 8/16-bit
2907 integers) into the vector registers.
2908 (wI constraint): Likewise.
2909 (wJ constraint): Likewise.
2910 (wK constraint): Likewise.
2911 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
2912 -mvsx-small-integer as a default option for ISA 2.07
2914 (POWERPC_MASKS): Likewise.
2915 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
2916 switch to turn off small integer support in vector registers.
2917 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
2918 test for -mupper-regs-di, since it is already done with the
2919 reg_add[mode].scalar_in_vsx_p. Add support for the switch
2920 -mvsx-small-integer.
2921 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
2923 (rs6000_setup_reg_addr_masks): Likewise.
2924 (rs6000_init_hard_regno_mode_ok): Likewise.
2925 (rs6000_option_override_internal): Add consistency checks for
2926 -mvsx-small-integer.
2927 (rs6000_secondary_reload_simple_move): SImode is a simple move if
2928 -mvsx-small-integer.
2929 (rs6000_secondary_reload): Use std::swap.
2930 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
2931 VSX_REGS for small integers in vector registers, since there is no
2932 D-FORM address mode for such types.
2933 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
2934 (rs6000_opt_masks): Add -mvsx-small-integer.
2935 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
2937 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
2938 extracts can be done on ISA 2.07.
2939 (vsx_extract_<mode>): Add support for small integers in vsx
2941 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
2942 longer support V4SImode in this pattern.
2943 (vsx_extract_si): New insn to support extraction of SImode in ISA
2944 2.07 using either xxextractuw or vspltw.
2945 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
2946 longer support V4SImode in this pattern.
2947 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
2948 wJ, and wK constraints.
2949 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
2950 storing SDmode with VSX instructions.
2951 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
2952 GPR load and before the FPR and VSX loads. Remove ??, ! from the
2953 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
2954 small integers in vector registers.
2955 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
2956 load and before the FPR and VSX loads. Remove ??, ! from the
2957 constraints. Add VEXTSW2D support for small integers in vector
2959 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
2960 integers in vector registers.
2961 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
2962 move instead of using an UNSPEC.
2963 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
2964 integers in vector registers.
2965 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
2966 move instead of using an UNSPEC.
2967 (movsi_internal1): Add support for -mvsx-small-integer. Align
2968 columns so that it is more readable.
2969 (SImode splitter for ISA 3.0 constants): Add splitter for
2970 -128..127 constants that can easily be constructed on ISA 3.0.
2971 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
2974 2016-10-27 Jakub Jelinek <jakub@redhat.com>
2977 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
2980 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
2982 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
2983 PIC_OFFSET_TABLE_REGNUM twice.
2985 2016-10-27 Bin Cheng <bin.cheng@arm.com>
2987 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
2988 support for constant operand for OP.
2990 2016-10-27 Jakub Jelinek <jakub@redhat.com>
2992 * dwarf2out.c (gen_member_die): Only reparent_child instead of
2993 splice_child_die if child doesn't have DW_AT_specification attribute.
2995 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2997 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
2998 (TARGET_HAVE_LDREXBH): Likewise.
2999 (TARGET_HAVE_LDACQ): Likewise.
3001 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3003 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
3004 logic to to decide whether to copy over old value to register for new
3006 * config/arm/sync.md: Add comments explaning why mode and code
3007 attribute are not defined in iterators.md
3008 (thumb1_atomic_op_str): New code attribute.
3009 (thumb1_atomic_newop_str): Likewise.
3010 (thumb1_atomic_fetch_op_str): Likewise.
3011 (thumb1_atomic_fetch_newop_str): Likewise.
3012 (thumb1_atomic_fetch_oldop_str): Likewise.
3013 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
3014 mirror the more restrictive constraints of the Thumb-1 insns after
3015 split compared to Thumb-2 counterpart insns.
3016 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
3017 in sync with non atomic version.
3018 (atomic_nand<mode>): Likewise.
3019 (atomic_fetch_<sync_optab><mode>): Likewise.
3020 (atomic_fetch_nand<mode>): Likewise.
3021 (atomic_<sync_optab>_fetch<mode>): Likewise.
3022 (atomic_nand_fetch<mode>): Likewise.
3023 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
3024 in sync with atomic version.
3025 (thumb1_subsi3_insn): Likewise.
3026 (thumb1_andsi3_insn): Likewise.
3027 (thumb1_iorsi3_insn): Likewise.
3028 (thumb1_xorsi3_insn): Likewise.
3030 2016-10-27 Nick Clifton <nickc@redhat.com>
3032 * plugin.c (register_plugin_info): Produce an error message if the
3033 plugin is not found in the hash table.
3035 2016-10-27 Bin Cheng <bin.cheng@arm.com>
3037 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
3040 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
3043 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
3044 define builtin functions from the bdesc_spe_predicates or
3045 bdesc_spe_evsel arrays if the builtin mask is not compatible with
3046 the current compiler configuration.
3047 (paired_init_builtins): Modify loop to not define define builtin
3048 functions from the bdesc_paried_preds array if the builtin mask is
3049 not compatible with the current compiler configuration.
3050 (altivec_init_builtins): Modify loops to not define the
3051 __builtin_altivec_stxvl function nor the builtin functions from
3052 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
3053 builtin mask is not compatible with the current compiler
3056 2016-10-26 Jeff Law <law@redhat.com>
3058 * config/sh/sh.c (output_branch): Add missing fallthru comments.
3059 (gen_shl_and): Likewise.
3060 * config/sh/sh.md (movsicc): Add missing fallthru comments.
3062 * config/mips/mips.c (mips16_constant_cost): Add missing
3064 (mips16_build_call_stub): Increase buffer size. Adjust
3067 2016-10-26 David Malcolm <dmalcolm@redhat.com>
3069 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
3070 INSN_UIDs for all insns in compact mode.
3071 (rtx_writer::print_rtx): Likewise.
3072 * print-rtl.h (rtx_writer::flag_compact): Update comment.
3073 * rtl-tests.c (selftest::test_dumping_insns): Update expected
3074 output to include INSN_UID.
3075 (selftest::test_uncond_jump): Likewise.
3077 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
3079 * haifa-sched.c (call_used_regs_num): Rename to...
3080 (call_saved_regs_num): ...this.
3081 (fixed_regs_num): New variable.
3082 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
3084 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
3086 2016-10-26 David Malcolm <dmalcolm@redhat.com>
3088 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
3090 * print-rtl.c (outfile): Delete global.
3091 (sawclose): Likewise.
3093 (in_call_function_usage): Likewise.
3094 (flag_compact): Likewise.
3095 (flag_simple): Likewise.
3096 (rtx_writer::rtx_writer): New ctor.
3097 (print_rtx_operand_code_0): Convert to...
3098 (rtx_writer::print_rtx_operand_code_0): ...this.
3099 (print_rtx_operand_code_e): Convert to...
3100 (rtx_writer::print_rtx_operand_code_e): ...this.
3101 (print_rtx_operand_codes_E_and_V): Convert to...
3102 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
3103 (print_rtx_operand_code_i): Convert to...
3104 (rtx_writer::print_rtx_operand_code_i): ...this.
3105 (print_rtx_operand_code_r): Convert to...
3106 (rtx_writer::print_rtx_operand_code_r): ...this.
3107 (print_rtx_operand_code_u): Convert to...
3108 (rtx_writer::print_rtx_operand_code_u): ...this.
3109 (print_rtx_operand): Convert to...
3110 (rtx_writer::print_rtx_operand): ...this.
3111 (print_rtx): Convert to...
3112 (rtx_writer::print_rtx): ...this.
3113 (print_inline_rtx): Rewrite in terms of class rtx_writer.
3114 (debug_rtx): Likewise.
3115 (print_rtl): Convert to...
3116 (rtx_writer::print_rtl): ...this.
3117 (print_rtl): Reimplement in terms of class rtx_writer.
3118 (print_rtl_single): Rewrite in terms of class rtx_writer.
3119 (print_rtl_single_with_indent): Convert to..
3120 (rtx_writer::print_rtl_single_with_indent): ...this.
3121 (print_simple_rtl): Rewrite in terms of class rtx_writer.
3122 * print-rtl.h (flag_compact): Delete decl.
3123 (class rtx_writer): New class.
3124 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
3127 2016-10-26 Jeff Law <law@redhat.com>
3129 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
3132 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
3133 (check_if_valid_sleep_operand): Add missing fallthru comment.
3134 (arc_register_move_cost): Increase buffer size.
3135 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
3137 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
3139 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
3140 comment. Add gcc_unreachable for path that should never happen.
3142 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
3145 2016-10-26 Jakub Jelinek <jakub@redhat.com>
3146 Martin Liska <mliska@suse.cz>
3149 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
3150 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
3151 on outer context if any.
3153 2016-10-26 Jakub Jelinek <jakub@redhat.com>
3155 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
3156 by increment rather than double it.
3157 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
3158 emit a space before args[4].
3159 (END): Don't emit a space before with_arg.
3161 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
3163 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
3164 Baseline only alternatives to (i) hold store atomic success value in a
3165 return register rather than a scratch register, (ii) use a low register
3166 for it and to (iii) ensure the cbranchsi insn generated by the split
3167 respect the constraints of Thumb-1 cbranchsi4_insn and
3169 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
3170 constraints must match those in atomic_compare_and_swap.
3171 (cbranchsi4_scratch): Likewise.
3173 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
3175 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
3176 variable. Add the new parameter to the insn generator. Set that
3177 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
3178 return value from the negation of that parameter for Thumb-1, keeping
3179 the logic unchanged otherwise except for using bdst as the destination
3180 register of the compare_and_swap insn.
3181 (arm_split_compare_and_swap): Add explanation about how is the value
3182 returned to the function comment. Rename scratch variable to
3183 neg_bval. Adapt initialization of variables holding operands to the
3184 new operand numbers. Use return register to hold result of store
3185 exclusive for Thumb-1, scratch register otherwise. Construct the
3186 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
3187 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
3188 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
3189 for strongly ordered compare_and_swap.
3190 * config/arm/predicates.md (cc_register_operand): New predicate.
3191 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
3192 match_operand with the new predicate to accept either the CC flag or a
3193 destination register for the boolean return value, restricting it to
3194 CC flag only via constraint. Adapt operand numbers accordingly.
3196 2016-10-26 Jeff Law <law@redhat.com>
3198 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
3200 * config/frv/frv.c (comparison_string): Do not fall through after
3203 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
3205 (expand_one_builtin): Add missing break.
3207 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
3208 (m32c_legitimate_address_p): Likewise.
3210 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
3212 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
3214 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
3217 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
3220 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
3222 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
3224 (rl78_asm_ctor_dtor): Increase buffer size.
3226 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
3228 (xstormy16_asm_output_constructor): Likewise.
3230 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
3233 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
3234 comment to silence warning.
3236 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
3237 (spu_legitimate_address_p): Fix logic error and add missing fallthru
3240 2016-10-26 Michael Matz <matz@suse.de>
3242 PR tree-optimization/78060
3243 PR tree-optimization/78061
3244 PR tree-optimization/78088
3245 * tree-ssa-loop-split.c (easy_exit_values): New function.
3246 (tree_ssa_split_loops): Use it.
3247 (compute_new_first_bound): Change order of operations,
3248 fix invalid use of types.
3250 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
3252 gen-pass-instances.awk is sensitive to the order in which
3253 passes are added; passes that appear later have to be added first.
3257 * config/avr/avr-passes.def: Swap order of directives for
3258 gen-pass-instances.awk.
3260 2016-10-25 Jeff Law <law@redhat.com>
3262 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
3263 (vax_notice_update_cc): Likewise.
3265 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
3267 * config.gcc (sparc*-*-solaris2*): Adjust.
3268 (sparc64-*-linux*): Likewise.
3269 * config/sparc/default-64.h: Rename to...
3270 * config/sparc/default64.h: ...this.
3271 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
3273 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
3274 * config/sparc/sparc.h: Minor tweaks.
3275 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
3276 TARGET_ARCH32 throughout. Minor various tweaks throughout.
3278 2016-10-25 David Malcolm <dmalcolm@redhat.com>
3280 * input.c (fcache::file_patch): Add comment about lifetime.
3281 (selftest::cpp_reader_ptr): New class.
3282 (selftest::lexer_test): Convert m_parser from cpp_reader *
3283 to a cpp_reader_ptr, and move m_tempfile to after it.
3284 (selftest::lexer_test::lexer_test): Update for above reordering.
3285 (lexer_test::~lexer_test): Move cleanup of m_parser to
3286 cpp_reader_ptr's dtor.
3288 2016-10-25 David Malcolm <dmalcolm@redhat.com>
3290 * toplev.c (toplev::main): Remove call to
3291 location_adhoc_data_fini.
3293 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
3295 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
3296 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
3298 2016-10-25 David Malcolm <dmalcolm@redhat.com>
3300 * ggc-tests.c (forcibly_ggc_collect): Rename to...
3301 (selftest::forcibly_ggc_collect): ...this, and remove "static".
3302 (test_basic_struct): Update for above renaming.
3303 (test_length): Likewise.
3304 (test_union): Likewise.
3305 (test_finalization): Likewise.
3306 (test_deletable_global): Likewise.
3307 (test_inheritance): Likewise.
3308 (test_chain_next): Likewise.
3309 (test_user_struct): Likewise.
3310 (test_tree_marking): Likewise.
3311 * selftest-run-tests.c (selftest::run_tests): Call
3312 selftest::forcibly_ggc_collect at the end of the selftests.
3313 * selftest.h (selftest::forcibly_ggc_collect): New decl.
3315 2016-10-25 Jakub Jelinek <jakub@redhat.com>
3318 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
3319 * optabs.c (expand_vec_cond_expr): For comparison codes
3320 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
3321 (expand_vec_cmp_expr): For comparison codes
3322 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
3323 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
3324 Add enum tree_code argument.
3325 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
3327 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
3328 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
3330 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
3331 NE_EXPR, attempt to use vcondeq_optab as fallback.
3332 * tree-vect-generic.c (expand_vector_comparison,
3333 expand_vector_divmod, expand_vector_condition): Adjust
3334 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
3335 * tree-vect-stmts.c (vectorizable_condition,
3336 vectorizable_comparison): Likewise.
3337 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
3338 check_bool_pattern, search_type_for_mask_1): Likewise.
3339 * expr.c (do_store_flag): Likewise.
3340 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
3341 @code{vcondeq@var{m}@var{n}}): Document.
3342 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
3345 2016-10-25 Jeff Law <law@redhat.com>
3347 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
3349 (v850_output_aligned_bss): Add missing break.
3351 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
3353 2016-10-25 Martin Liska <mliska@suse.cz>
3356 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
3357 statements as they can also contain possibly a freeing call.
3359 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
3360 Martin Liska <mliska@suse.cz>
3363 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
3364 * ipa-icf.c (sem_function::get_hash): Add target optimization
3367 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
3370 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
3371 Remove partial overlap check for shift by 1.
3372 (ashldi3_neon): Likewise.
3374 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3376 * config/arm/constraints.md (Q constraint): Document its use for
3378 (Pf constraint): New constraint for relaxed, consume or relaxed memory
3380 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
3381 alternatives to allow any register when memory model matches Pf and
3382 thus lda is used, but only low registers otherwise. Use unpredicated
3383 output template for Thumb-1 targets.
3384 (atomic_store<mode>): Likewise for stl.
3385 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
3386 whose output template does not have predication.
3387 (arm_load_acquire_exclusive<mode>): Likewise.
3388 (arm_load_exclusivesi): Likewise.
3389 (arm_load_acquire_exclusivesi): Likewise.
3390 (arm_store_release_exclusive<mode>): Likewise.
3391 (arm_store_exclusive<mode>): Use unpredicated output template for
3394 2016-10-25 Jakub Jelinek <jakub@redhat.com>
3396 * internal-fn.def (LAUNDER): New internal function.
3397 * internal-fn.c (expand_LAUNDER): New function.
3399 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
3400 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
3402 New avr target pass to work around performance loss by PR fix.
3406 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
3407 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
3408 * config/avr/predicates.md (extend_operator): New.
3409 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
3410 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
3411 (make_avr_pass_casesi): New prototypes.
3412 * config/avr/avr.c (print-rtl.h): Include it.
3413 (pass_data avr_pass_data_casesi): Data for new pass.
3414 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
3415 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
3416 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
3417 (avr_optimize_casesi): New functions.
3419 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
3420 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
3424 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
3426 2016-10-24 Jakub Jelinek <jakub@redhat.com>
3428 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
3429 DW_AT_rvalue_reference attributes.
3431 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
3433 * doc/invoke.text (Wint-in-bool-context): Update documentation.
3434 * value-prof.c (stringop_block_profile): Fix a warning.
3436 2016-10-24 Martin Sebor <msebor@redhat.com>
3439 * builtins.c (string_length): New function.
3440 (c_strlen): Use string_length. Correctly handle wide strings.
3441 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
3443 (target_int_max): Call target_max_value.
3444 (format_result::knownrange): New data member.
3445 (fmtresult::fmtresult): Define default constructor.
3446 (format_integer): Use it and set format_result::knownrange.
3447 Handle global constants.
3448 (format_floating_max): Add third argument.
3449 (format_floating): Recompute maximum value for %a for each argument.
3450 (get_string_length): Use fmtresult default ctor.
3451 (format_string): Set format_result::knownrange.
3452 (format_directive): Check format_result::knownrange.
3453 (add_bytes): Same. Correct caret placement in diagnostics.
3454 (pass_sprintf_length::compute_format_length): Set
3455 format_result::knownrange.
3456 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
3458 2016-10-24 Jakub Jelinek <jakub@redhat.com>
3460 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
3461 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
3463 2016-10-24 Ximin Luo <infinity0@pwned.gg>
3466 * dwarf2out.c (file_table_relative_p): Remove.
3467 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
3468 also for absolute paths.
3469 * doc/tm.texi: Update.
3470 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
3471 * target.def (force_at_comp_dir): Remove hook.
3472 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
3474 2016-10-24 Richard Biener <rguenther@suse.de>
3476 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
3477 backedges when identifying the single predecessor to take
3478 conditional info from. Use SCEV to get at ranges for loop IVs.
3479 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
3480 avoid false warning.
3482 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
3485 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
3486 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
3487 (avr_address_tiny_absdata_p): New static function.
3488 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
3489 it to determine validity of constant addresses.
3490 (avr_attribute_table) [absdata]: New variable attribute...
3491 (avr_handle_absdata_attribute): ...and handler.
3492 (avr_decl_absdata_p): New static function.
3493 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
3494 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
3495 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
3497 2016-10-24 Richard Biener <rguenther@suse.de>
3499 PR tree-optimization/78076
3500 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
3501 also on the loop tree root.
3503 2016-10-24 Jakub Jelinek <jakub@redhat.com>
3505 * config/i386/i386.c (ix86_fold_builtin): Handle
3506 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
3507 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
3508 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
3509 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
3511 2016-10-24 Martin Liska <mliska@suse.cz>
3514 * opts.c (finish_options): Skip conditionally.
3516 2016-10-23 Martin Sebor <msebor@redhat.com>
3519 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
3520 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
3522 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
3524 * config/sparc/sparc.md (cpu_feature): Minor tweak.
3525 (enabled): Likewise.
3526 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
3527 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
3528 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
3529 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
3530 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
3531 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
3533 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
3535 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
3536 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
3538 2016-10-21 Andrew Pinski <apinski@cavium.com>
3540 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
3542 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
3543 implementer_id to unsigned char.
3544 Change part_no to unsigned int.
3545 (AARCH64_BIG_LITTLE): New define.
3546 (INVALID_IMP): New define.
3547 (INVALID_CORE): New define.
3548 (cpu_data): Change the last element's implementer_id and part_no to
3550 (valid_bL_string_p): Rewrite to ..
3551 (valid_bL_core_p): this for integers instead of strings.
3552 (parse_field): New function.
3553 (contains_string_p): Rewrite to ...
3554 (contains_core_p): this for integers and only for the part_no.
3555 (host_detect_local_cpu): Rewrite handling of implementation and
3556 par num to be integers; simplifying the code.
3558 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3560 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
3561 value range for pointers in more cases.
3563 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
3565 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
3566 Add extra argument to allow emitting the move immediate.
3567 Use add/sub with positive immediate.
3568 (aarch64_add_constant): Add inline function.
3569 (aarch64_add_sp): Likewise.
3570 (aarch64_sub_sp): Likewise.
3571 (aarch64_expand_prologue): Call aarch64_sub_sp.
3572 (aarch64_expand_epilogue): Call aarch64_add_sp.
3573 Decide when to leave out move.
3574 (aarch64_output_mi_thunk): Call aarch64_add_constant.
3576 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
3578 * config/aarch64/aarch64.c (aarch64_layout_frame):
3579 Align FP callee-saves.
3581 2016-10-21 Jakub Jelinek <jakub@redhat.com>
3583 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
3584 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
3586 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
3587 _rdseed64_step): Likewise.
3588 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
3591 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
3592 and tree-ssanames.h.
3593 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
3594 with INTEGER_CST argument.
3595 (ix86_gimple_fold_builtin): New function.
3596 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
3598 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
3599 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
3600 (ranges_table_allocated, ranges_table_in_use,
3601 ranges_by_label_allocated, ranges_by_label_in_use,
3602 RANGES_TABLE_INCREMENT): Removed.
3603 (add_ranges_num): Use vec_safe_push into ranges_table.
3604 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
3605 (output_ranges): Adjust for ranges_table and ranges_by_label
3606 conversion from arrays to vec.
3607 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
3608 conversion from arrays to vec.
3609 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
3610 ranges_table_in_use, ranges_by_label_allocated and
3611 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
3613 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
3614 if needed. Re-add origin_die variable and its initialization.
3616 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
3617 even for -fstack-reuse=none, or for volatile vars etc.
3619 2016-10-21 David Malcolm <dmalcolm@redhat.com>
3621 * print-rtl-function.c (flag_compact): Move extern decl to...
3622 * print-rtl.h (flag_compact): ...here.
3623 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
3624 (ASSERT_RTL_DUMP_EQ): New macro.
3625 (selftest::test_dumping_regs): New function.
3626 (selftest::test_dumping_insns): New function.
3627 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
3629 (selftest::rtl_tests_c_tests): Call the new test functions.
3631 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3633 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3634 (outgoing_edges_match): Likewise.
3635 (try_crossjump_to_edge): Likewise.
3636 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
3637 (rtl_tidy_fallthru_edge): Likewise.
3638 * rtl.h (tablejump_p): Adjust prototype.
3639 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
3641 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3643 * rtl.h (label_ref_label): New function.
3644 (set_label_ref_label): New function.
3645 (LABEL_REF_LABEL): Delete.
3646 * alias.c (rtx_equal_for_memref_p): Adjust.
3647 * cfgbuild.c (make_edges): Likewise.
3648 (purge_dead_tablejump_edges): Likewise.
3649 * cfgexpand.c (convert_debug_memory_address): Likewise.
3650 * cfgrtl.c (patch_jump_insn): Likewise.
3651 * combine.c (distribute_notes): Likewise.
3652 * cse.c (hash_rtx_cb): Likewise.
3653 (exp_equiv_p): Likewise.
3654 (fold_rtx): Likewise.
3655 (check_for_label_ref): Likewise.
3656 * cselib.c (rtx_equal_for_cselib_1): Likewise.
3657 (cselib_hash_rtx): Likewise.
3658 * emit-rtl.c (mark_label_nuses): Likewise.
3659 * explow.c (convert_memory_address_addr_space_1): Likewise.
3660 * final.c (output_asm_label): Likewise.
3661 (output_addr_const): Likewise.
3662 * gcse.c (add_label_notes): Likewise.
3663 * genconfig.c (walk_insn_part): Likewise.
3664 * genrecog.c (validate_pattern): Likewise.
3665 * ifcvt.c (cond_exec_get_condition): Likewise.
3666 (noce_emit_store_flag): Likewise.
3667 (noce_get_alt_condition): Likewise.
3668 (noce_get_condition): Likewise.
3669 * jump.c (maybe_propagate_label_ref): Likewise.
3670 (mark_jump_label_1): Likewise.
3671 (redirect_exp_1): Likewise.
3672 (rtx_renumbered_equal_p): Likewise.
3673 * lra-constraints.c (operands_match_p): Likewise.
3674 * print-rtl.c (print_value): Likewise.
3675 * reload.c (find_reloads): Likewise.
3676 * reload1.c (set_label_offsets): Likewise.
3677 * reorg.c (get_branch_condition): Likewise.
3678 * rtl-tests.c (test_uncond_jump): Likewise.
3679 * rtl.c (rtx_equal_p_cb): Likewise.
3680 (rtx_equal_p): Likewise.
3681 * rtlanal.c (reg_mentioned_p): Likewise.
3682 (rtx_referenced_p): Likewise.
3683 (get_condition): Likewise.
3684 * varasm.c (const_hash_1): Likewise.
3685 (compare_constant): Likewise.
3686 (const_rtx_hash_1): Likewise.
3687 (output_constant_pool_1): Likewise.
3689 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3692 * reload.c (find_valid_class_1): Allow regclass if atleast one
3693 regno in regclass is ok. Compute and use rclass size based on
3694 actually available regnos for mode in rclass.
3696 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
3698 * config/sparc/sparc-modes.def (CCV): New.
3700 * config/sparc/predicates.md (v_comparison_operator): New.
3701 (icc_comparison_operator): Add support for CCV/CCXV.
3702 (xcc_comparison_operator): Likewise.
3703 * config/sparc/sparc.c (output_cbranch): Likewise.
3704 (sparc_print_operand): Likewise.
3705 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
3706 (uaddvdi4): New expander.
3707 (addvdi4): Likewise.
3708 (uaddvdi4_sp32): New instruction.
3709 (addvdi4_sp32): Likewise.
3710 (uaddvsi4): New expander.
3711 (addvsi4): Likewise.
3712 (cmp_ccc_plus_sltu_set): New instruction.
3713 (cmp_ccv_plus): Likewise.
3714 (cmp_ccxv_plus): Likewise.
3715 (cmp_ccv_plus_set): Likewise.
3716 (cmp_ccxv_plus_set): Likewise.
3717 (cmp_ccv_plus_sltu_set): Likewise.
3718 (uaddvdi4): New expander.
3719 (subvdi4): Likewise.
3720 (usubdi4_sp32): New instruction.
3721 (subvdi4_sp32): Likewise.
3722 (usubvsi4): New expander.
3723 (subvsi4): Likewise.
3724 (cmpsi_minus_sltu_set): New instruction.
3725 (cmp_ccv_minus): Likewise.
3726 (cmp_ccxv_minus): Likewise.
3727 (cmp_ccv_minus_set): Likewise.
3728 (cmp_ccxv_minus_set): Likewise.
3729 (cmp_ccv_minus_sltu_set): Likewise.
3730 (unegvdi3): New expander.
3731 (negvdi3): Likewise.
3732 (unegdi3_sp32): New instruction.
3733 (negvdi3_sp32): Likewise.
3734 (unegvsi3): New expander.
3735 (negvsi3): Likewise.
3736 (cmp_ccc_neg_sltu_set): New instruction.
3737 (cmp_ccv_neg): Likewise.
3738 (cmp_ccxv_neg): Likewise.
3739 (cmp_ccv_neg_set): Likewise.
3740 (cmp_ccxv_neg_set): Likewise.
3741 (cmp_ccv_neg_sltu_set): Likewise.
3743 * tree-ssa-loop-split.c: Remove trailing spaces.
3744 * match.pd: Likewise.
3746 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3748 PR rtl-optimization/78038
3749 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
3750 be deduced to set REG through the RTL structure.
3751 (make_defs_and_copies_lists): Return false on a failing get_defs call.
3753 2016-10-21 Richard Biener <rguenther@suse.de>
3755 PR tree-optimization/78051
3756 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
3757 and mark replaced if folding did something.
3759 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
3761 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
3762 and "protected" in visibility types.
3763 (rs6000_xcoff_declare_function_name): Fix formatting.
3764 (rs6000_xcoff_declare_object_name): Fix formatting.
3766 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
3768 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
3769 and IX86_BUILTIN_HUGE_VALQ here ...
3770 (ix86_expand_builtin): ... not here.
3772 2016-10-20 Jakub Jelinek <jakub@redhat.com>
3774 * doc/gty.texi (for_user): Use @item next to @findex.
3776 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
3779 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
3780 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
3781 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
3782 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
3783 __builtin_ia32_lzcnt_u16.
3784 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
3785 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
3786 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
3787 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
3788 (bmi_tzcnt_<mode>): New expander.
3789 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
3790 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
3791 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
3792 (lzcnt_<mode>): New expander.
3793 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
3794 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
3795 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
3796 (UINT64_FTYPE_UINT64): New.
3797 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
3798 (__builtin_ia32_lzcnt_u16): New description.
3799 (__builtin_ia32_lzcnt_u32): Ditto.
3800 (__builtin_ia32_lzcnt_u64): Ditto.
3801 (__builtin_ctzs): Remove description.
3802 (__builtin_ia32_tzcnt_u16): New description.
3803 (__builtin_ia32_tzcnt_u32): Ditto.
3804 (__builtin_ia32_tzcnt_u64): Ditto.
3805 * config/i386/i386.c (ix86_expand_args_builtin): Handle
3806 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
3808 2016-10-20 Martin Liska <mliska@suse.cz>
3811 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
3812 comparison with STMT_UID_NOT_IN_RANGE.
3813 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
3816 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
3818 * compare-elim.c (conforming_compare): Accept UNSPECs.
3819 (find_comparison_dom_walker::before_dom_children): Deal with
3820 instructions both using and killing the flags register.
3821 (equivalent_reg_at_start): New function extracted from...
3822 (try_eliminate_compare): ...here. Use it and add support for
3823 registers and UNSPECs as second operand of the compare.
3824 * config/visium/visium-modes.def (CCV): New.
3825 * config/visium/predicates.md (visium_v_comparison_operator): New.
3826 (visium_branch_operator): Deal with CCV mode.
3827 * config/visium/visium.c (visium_select_cc_mode): Likewise.
3828 (output_cbranch): Likewise.
3829 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
3830 (uaddv<mode>4): New expander.
3831 (addv<mode>4): Likewise.
3832 (add<mode>3_insn_set_carry): New instruction.
3833 (add<mode>3_insn_set_overflow): Likewise.
3834 (addsi3_insn_set_overflow): Likewise.
3835 (usubv<mode>4): New expander.
3836 (subv<mode>4): Likewise.
3837 (sub<mode>3_insn_set_carry): New instruction.
3838 (sub<mode>3_insn_set_overflow): Likewise.
3839 (subsi3_insn_set_overflow): Likewise.
3840 (unegv<mode>3): New expander.
3841 (negv<mode>3): Likewise.
3842 (neg<mode>2_insn_set_overflow): New instruction.
3843 (addv_tst<mode>): Likewise.
3844 (subv_tst<mode>): Likewise.
3845 (negv_tst<mode>): Likewise.
3846 (cbranch<mode>4_addv_insn): New splitter and instruction.
3847 (cbranch<mode>4_subv_insn): Likewise.
3848 (cbranch<mode>4_negv_insn): Likewise.
3850 2016-10-20 Richard Biener <rguenther@suse.de>
3852 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
3853 Handle decls possibly not bound.
3854 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
3855 nothing_id for decls that might not be bound if we are interested
3857 (get_constraint_for_component_ref): Deal with that.
3859 2016-10-20 Michael Matz <matz@suse.de>
3862 * common.opt (-fsplit-loops): New flag.
3863 * passes.def (pass_loop_split): Add.
3864 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
3865 (enable_fdo_optimizations): Add loop splitting.
3866 * timevar.def (TV_LOOP_SPLIT): Add.
3867 * tree-pass.h (make_pass_loop_split): Declare.
3868 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
3869 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
3870 * tree-ssa-loop-split.c: New file.
3871 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
3872 * doc/invoke.texi (fsplit-loops): Document.
3873 * doc/passes.texi (Loop optimization): Add paragraph about loop
3876 2016-10-20 Richard Biener <rguenther@suse.de>
3878 * cgraphunit.c (analyze_functions): Set node->definition to
3879 false to signal symbol removal to debug_hooks->late_global_decl.
3880 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
3881 WPA signal symbol removal to the debuginfo machinery.
3882 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
3883 using early_finised to guard the we're called for symbol
3884 removal case look at the symtabs definition flag.
3885 (gen_variable_die): Remove redundant check.
3887 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3889 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
3891 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3893 PR tree-optimization/53979
3894 * match.pd ((a ^ b) | a -> a | b): New pattern.
3896 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
3898 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
3899 config/pa/pa64-hpux-lib.h.
3900 (PA_CRTBEGIN_HACK): Likewise.
3901 (DTOR_LIST_BEGIN): Likewise.
3903 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3905 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
3906 register only if "in" and "out" are different registers.
3908 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
3910 * omp-low.c (pass_oacc_device_lower::gate): New method.
3911 (execute): Always call execute_oacc_device_lower.
3913 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3915 PR tree-optimization/77916
3916 PR tree-optimization/77937
3917 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
3919 (insert_initializers): Requirement of initializer for -1 should be
3920 based on pointer-typedness of the candidate basis.
3922 2016-10-19 Bin Cheng <bin.cheng@arm.com>
3924 PR tree-optimization/78005
3925 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
3926 upper (included) bound for niters of prolog loop.
3927 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
3928 Compute niters of scalar loop above which vectorized loop is
3929 preferred, as well as the upper (included) bound for the niters.
3930 (vect_do_peeling): Record niter bound for loops accordingly.
3932 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
3935 * tree-core.h (enum tree_index): Put the complex types after their
3937 * tree-streamer.c (verify_common_node_recorded): New function.
3938 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
3940 2016-10-19 Martin Liska <mliska@suse.cz>
3942 * cgraph.h (cgraph_edge::binds_to_current_def_p):
3943 Replace NULL with false as a return value.
3945 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
3947 PR tree-optimization/78024
3948 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
3949 don't clear BB_VISITED after processing.
3951 2016-10-19 Richard Biener <rguenther@suse.de>
3953 * domwalk.c (dom_walker::walk): Use RPO order.
3955 2016-10-19 Richard Biener <rguenther@suse.de>
3957 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
3959 (evrp_dom_walker::~evrp_dom_walker): Free it.
3960 (evrp_dom_walker::stmts_to_remove): Add.
3961 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
3962 whose output we fully propagate for removal. Propagate
3963 into BB destination PHI arguments.
3964 (execute_early_vrp): Remove queued stmts. Dump value ranges
3965 before stmt removal.
3967 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
3969 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
3970 * passes.def: Add two instances of pass_walloca.
3971 * tree-pass.h (make_pass_walloca): New.
3972 * gimple-ssa-warn-alloca.c: New file.
3973 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
3974 -Wvla-larger-than= options.
3976 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
3978 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
3979 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
3981 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
3983 * config/rs6000/altivec.h (vec_xl_len): New macro.
3984 (vec_xst_len): New macro.
3985 (vec_cmpnez): New macro.
3986 (vec_cntlz_lsbb): New macro.
3987 (vec_cnttz_lsbb): New macro.
3988 (vec_xlx): New macro.
3989 (vec_xrx): New macro.
3990 (vec_all_nez): New C++ predicate template.
3991 (vec_any_eqz): New C++ predicate template.
3992 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
3993 conditional compilation.
3994 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
3995 conditional compilation.
3996 (vec_all_nez): New macro.
3997 (vec_any_eqz): New macro.
3998 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
4000 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
4002 * config/rs6000/vector.md (VI): Moved this mode iterator
4003 definition from altivec.md to vector.md.
4004 (UNSPEC_NEZ_P): New value.
4005 (vector_ne_<mode>_p): New expansion for implementation of
4006 vec_all_ne and vec_any_eq built-in functions.
4007 (vector_nez_<mode>_p): New expansion for implementation of
4008 vec_all_nez and vec_any_eqz built-in functions.
4009 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
4010 and vec_any_eq built-in function.
4011 (cr6_test_for_zero): New commentary to explain this expansion.
4012 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
4013 (cr6_test_for_lt): New commentary to explain this expansion.
4014 (cr6_test_for_lt_reverse): New commentary to explain this
4016 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4017 overloaded function prototypes for vec_all_ne, vec_all_nez,
4018 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
4019 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
4021 (altivec_resolve_overloaded_builtin): Modify the handling of
4022 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
4023 the compiler is configured to support TARGET_P9_VECTOR.
4024 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
4025 to explain the special processing that is given to predicate
4026 built-ins introduced using this macro.
4027 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
4028 the special processing given to predicate built-ins introduced
4030 (BU_VSX_P): Likewise.
4031 (BU_P8V_AV_P): Likewise.
4032 (BU_P9V_AV_P): Likewise.
4033 (BU_P9V_AV_X): New macro.
4034 (BU_P9V_64BIT_AV_X): New macro.
4035 (BU_P9V_VSX_3): New macro.
4036 (BU_P9V_OVERLOAD_P): New macro.
4037 (LXVL): New BU_P9V_64BIT_VSX_2.
4038 (VEXTUBLX): New BU_P9V_AV_2.
4039 (VEXTUBRX): Likewise.
4040 (VEXTUHLX): Likewise.
4041 (VEXTUHRX): Likewise.
4042 (VEXTUWLX): Likewise.
4043 (VEXTUWRX): Likewise.
4044 (STXVL): New BU_P9V_64BIT_AV_X.
4045 (VCLZLSBB): New BU_P9V_AV_1.
4046 (VCTZLSBB): Likewise.
4047 (CMPNEB): New BU_P9V_AV_2.
4052 (VCMPNEB_P): New BU_P9V_AV_P.
4053 (VCMPNEH_P): Likewise.
4054 (VCMPNEW_P): Likewise.
4055 (VCMPNED_P): Likewise.
4056 (VCMPNEFP_P): Likewise.
4057 (VCMPNEDP_P): Likewise.
4058 (CMPNEZB): New BU_P9V_AV_2.
4059 (CMPNEZH): Likewise.
4060 (CMPNEZW): Likewise.
4061 (VCMPNEZB_P): New BU_P9V_AV_P.
4062 (VCMPNEZH_P): Likewise.
4063 (VCMPNEZW_P): Likewise.
4064 (LXVL): New BU_P9V_OVERLOAD_2.
4065 (STXVL): New BU_P9V_OVERLOAD_3.
4066 (VEXTULX): New BU_P9V_OVERLOAD_2.
4067 (VEXTURX): Likewise.
4069 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
4070 (VCMPNE_P): Likewise.
4071 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
4072 (VCTZLSBB): Likewise.
4073 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
4074 comment to explain mode used for scratch register.
4075 (altivec_expand_stxvl_builtin): New function.
4076 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
4077 (altivec_init_builtins): Add initialized variable
4078 void_ftype_v16qi_pvoid_long and use this type to define the
4079 built-in function __builtin_altivec_stxvl.
4080 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
4081 (UNSPEC_STXVL): New value.
4082 (UNSPEC_VCLZLSBB): New value.
4083 (UNSPEC_VCTZLSBB): New value.
4084 (UNSPEC_VEXTUBLX): New value.
4085 (UNSPEC_VEXTUHLX): New value.
4086 (UNSPEC_VEXTUWLX): New value.
4087 (UNSPEC_VEXTUBRX): New value.
4088 (UNSPEC_VEXTUHRX): New value.
4089 (UNSPEC_VEXTUWRX): New value.
4090 (UNSPEC_VCMPNEB): New value.
4091 (UNSPEC_VCMPNEZB): New value.
4092 (UNSPEC_VCMPNEH): New value.
4093 (UNSPEC_VCMPNEZH): New value.
4094 (UNSPEC_VCMPNEW): New value.
4095 (UNSPEC_VCMPNEZW): New value.
4096 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
4097 vector of integer modes.
4098 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
4099 vector of float or double modes.
4100 (*vector_nez_<mode>_p): New insn for vector test all not equal or
4102 (lxvl): New expand for load VSX vector with length.
4103 (*lxvl): New insn for load VSX vector with length.
4104 (stxvl): New expand for store VSX vector with length.
4105 (*stxvl): New insn for store VSX vector with length.
4106 (vcmpneb): New insn for vector of byte compare not equal.
4107 (vcmpnezb): New insn for vector of byte compare not equal or zero.
4108 (vcmpneh): New insn for vector of half word compare not equal.
4109 (vcmpnezh): New insn for vector of half word compare not equal or
4111 (vcmpnew): New insn for vector of word compare not equal.
4112 (vcmpne<VSs>): New insn for vector of float or double compare not
4114 (vcmpnezw): New insn for vector of word compare not equal or zero.
4115 (vclzlsbb): New insn for vector count leading zero
4116 least-significant bits byte.
4117 (vctzlsbb): New insn for vector count trailing zero least
4118 signficant bits byte.
4119 (vextublx): New insn for vector extract unsigned byte left
4121 (vextubrx): New insn for vector extract unsigned byte right
4123 (vextuhlx): New insn for vector extract unsigned half word left
4125 (vextuhrx): New insn for vector extract unsigned half word right
4127 (vextuwlx): New insn for vector extract unsigned word left
4129 (vextuwrx): New insn for vector extract unsigned word right
4131 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
4132 clarify intent of this constant.
4133 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
4134 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
4135 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
4136 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
4137 and vec_xrx functions.
4139 2016-10-18 Andrew Pinski <apinski@cavium.com>
4142 * predict.c (is_exit_with_zero_arg): New function.
4143 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
4146 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
4149 * config/i386/i386.c (legitimize_tls_address)
4150 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
4151 convert dest to Pmode if different than Pmode.
4153 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4155 PR tree-optimization/77916
4156 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
4157 stopgap fix, as pointers with -1 increment are still broken.
4159 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
4161 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
4162 mapping class decoration from here...
4163 (rs6000_xcoff_encode_section): ...to here.
4165 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
4166 if shrink-wrapping and optimizing for speed.
4168 2016-10-18 Richard Biener <rguenther@suse.de>
4170 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
4171 not visited but non-executable predecessors. Return taken edge.
4172 Simplify conditions and refactor propagation vs. folding step.
4174 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
4176 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
4177 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
4178 (rs6000_get_separate_components): Assert we do not have those
4179 strategies selected.
4181 2016-10-18 Richard Biener <rguenther@suse.de>
4183 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
4184 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
4186 (substitute_and_fold_dom_walker): Adjust constructor.
4187 (substitute_and_fold_dom_walker::before_dom_children): Remove
4188 do_dce flag and handling (always true).
4189 (substitute_and_fold): Likewise.
4190 * tree-vrp.c (vrp_finalize): Adjust.
4191 (execute_early_vrp): Remove final BB_VISITED clearing.
4192 * tree-ssa-ccp.c (ccp_finalize): Adjust.
4193 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4194 * ira.c (ira): Call clear_bb_flags.
4196 2016-10-18 Richard Biener <rguenther@suse.de>
4198 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
4199 get at the operand to look at with TREE_OPERAND for generic
4202 2016-10-18 David Malcolm <dmalcolm@redhat.com>
4204 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
4206 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
4207 (write_test_expr): Use rtx_reader_ptr for calls to
4209 (write_attr_value): Likewise.
4210 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
4211 call to print_md_ptr_loc.
4212 (write_one_condition): Likewise for calls to print_c_condition.
4213 * genconstants.c: Include "statistics.h" and "vec.h".
4214 (main): Update for conversion to member functions.
4215 * genemit.c (emit_c_code): Use rtx_reader_ptr for
4216 call to print_md_ptr_loc.
4217 * genenums.c: Include "statistics.h" and "vec.h".
4218 (main): Update for conversion of traverse_enum_types to a method.
4219 * genmddeps.c: Include "statistics.h" and "vec.h".
4220 * genoutput.c (process_template): Use rtx_reader_ptr for call to
4222 * genpreds.c (write_predicate_subfunction): Likewise.
4223 (write_predicate_expr): Likewise for calls to print_c_condition.
4224 * genrecog.c (print_test): Likewise.
4225 * gensupport.c (process_rtx): Likewise for calls to
4226 copy_md_ptr_loc and join_c_conditions.
4227 (alter_test_for_insn): Likewise for call to join_c_conditions.
4228 (process_substs_on_one_elem): Likewise.
4229 (gen_mnemonic_setattr): Update for move of string_obstack to a
4230 field of rtx_reader.
4231 (mnemonic_htab_callback): Likewise. Fix formatting.
4232 (gen_mnemonic_attr): Likewise.
4233 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
4234 to print_c_condition.
4235 * read-md.c: Include "statistics.h" and "vec.h".
4236 (string_obstack): Convert this global to field "m_string_obstack"
4237 of class rtx_reader.
4238 (ptr_locs): Likewise, as "m_ptr_locs".
4239 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
4240 (joined_conditions): Likewise, as "m_joined_conditions".
4241 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
4242 (md_constants): Likewise, as "m_md_constants".
4243 (enum_types): Likewise, as "m_enum_types".
4244 (set_md_ptr_loc): Convert to...
4245 (rtx_reader::set_md_ptr_loc): ...member function.
4246 (get_md_ptr_loc): Convert to...
4247 (rtx_reader::get_md_ptr_loc): ...member function.
4248 (copy_md_ptr_loc): Convert to...
4249 (rtx_reader::copy_md_ptr_loc): ...member function.
4250 (fprint_md_ptr_loc): Convert to...
4251 (rtx_reader::fprint_md_ptr_loc): ...member function.
4252 (print_md_ptr_loc): Convert to...
4253 (rtx_reader::print_md_ptr_loc): ...member function.
4254 (join_c_conditions): Convert to...
4255 (rtx_reader::join_c_conditions): ...member function.
4256 (fprint_c_condition): Convert to...
4257 (rtx_reader::fprint_c_condition): ...member function.
4258 (print_c_condition): Convert to...
4259 (rtx_reader::print_c_condition): ...member function.
4260 (read_name): Convert to...
4261 (rtx_reader::read_name): ...member function.
4262 (read_escape): Convert to...
4263 (rtx_reader::read_escape): ...member function.
4264 (read_quoted_string): Convert to...
4265 (rtx_reader::read_quoted_string): ...member function.
4266 (read_braced_string): Convert to...
4267 (rtx_reader::read_braced_string): ...member function.
4268 (read_string): Convert to...
4269 (rtx_reader::read_string): ...member function.
4270 (read_skip_construct): Convert to...
4271 (rtx_reader::read_skip_construct): ...member function.
4272 (handle_constants): Convert to...
4273 (rtx_reader::handle_constants): ...member function.
4274 (traverse_md_constants): Convert to...
4275 (rtx_reader::traverse_md_constants): ...member function.
4276 (handle_enum): Convert to...
4277 (rtx_reader::handle_enum): ...member function.
4278 (lookup_enum_type): Convert to...
4279 (rtx_reader::lookup_enum_type): ...member function.
4280 (traverse_enum_types): Convert to...
4281 (rtx_reader::traverse_enum_types): ...member function.
4282 (rtx_reader::rtx_reader): Move initializations
4283 of various former global data from rtx_reader::read_md_files to
4284 here, as fields, along with the call to unlock_std_streams.
4285 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
4287 (rtx_reader::read_md_files): Move initializations of various
4288 global data from here to the ctor.
4289 * read-md.h (read_name): Convert to...
4290 (rtx_reader::read_name): ...member function.
4291 (rtx_reader::read_escape): New method decl.
4292 (read_quoted_string): Convert to...
4293 (rtx_reader::read_quoted_string): ...member function.
4294 (rtx_reader::read_braced_string): New method decl.
4295 (read_string): Convert to...
4296 (rtx_reader::read_string): ...member function.
4297 (rtx_reader::read_skip_construct): New method decl.
4298 (rtx_reader::set_md_ptr_loc): New method decl.
4299 (rtx_reader::get_md_ptr_loc): New method decl.
4300 (copy_md_ptr_loc): Convert to...
4301 (rtx_reader::copy_md_ptr_loc): ...member function.
4302 (fprint_md_ptr_loc): Convert to...
4303 (rtx_reader::fprint_md_ptr_loc): ...member function.
4304 (print_md_ptr_loc): Convert to...
4305 (rtx_reader::print_md_ptr_loc): ...member function.
4306 (rtx_reader::lookup_enum_type): New method decl.
4307 (rtx_reader::traverse_enum_types): New method decl.
4308 (rtx_reader::handle_constants): New method decl.
4309 (traverse_md_constants): Convert to...
4310 (rtx_reader::traverse_md_constants): ...member function.
4311 (rtx_reader::handle_enum): New method decl.
4312 (rtx_reader::join_c_conditions): New method decl.
4313 (fprint_c_condition): Convert to...
4314 (rtx_reader::fprint_c_condition): ...member function.
4315 (print_c_condition): Convert to...
4316 (rtx_reader::print_c_condition): ...member function.
4317 (rtx_reader::apply_iterator_to_string): New method decl.
4318 (rtx_reader::copy_rtx_for_iterators): New method decl.
4319 (rtx_reader::read_conditions): New method decl.
4320 (rtx_reader::record_potential_iterator_use): New method decl.
4321 (rtx_reader::read_mapping): New method decl.
4322 (rtx_reader::read_rtx): New method decl.
4323 (rtx_reader::read_rtx_code): New method decl.
4324 (rtx_reader::read_rtx_operand): New method decl.
4325 (rtx_reader::read_nested_rtx): New method decl.
4326 (rtx_reader::read_rtx_variadic): New method decl.
4327 (rtx_reader::get_string_obstack): New method.
4328 (rtx_reader::get_md_constants): New method.
4329 (string_obstack): Convert global variable decl to...
4330 (rtx_reader::m_string_obstack): ...this new field.
4331 (rtx_reader::m_ptr_locs): New field.
4332 (rtx_reader::m_ptr_loc_obstack): New field.
4333 (rtx_reader::m_joined_conditions): New field.
4334 (rtx_reader::m_joined_conditions_obstack): New field.
4335 (rtx_reader::m_md_constants): New field.
4336 (rtx_reader::m_enum_types): New field.
4337 * read-rtl.c (apply_iterator_to_string): Convert to...
4338 (rtx_reader::apply_iterator_to_string): ...member function.
4339 (copy_rtx_for_iterators): Convert to...
4340 (rtx_reader::copy_rtx_for_iterators): ...member function.
4341 (add_condition_to_string): Use rtx_reader_ptr for
4342 calls join_c_conditions.
4343 (apply_iterators): Use rtx_reader_ptr for calls to
4344 join_c_conditions and copy_rtx_for_iterators.
4345 (read_conditions): Convert to...
4346 (rtx_reader::read_conditions): ...member function.
4347 (record_potential_iterator_use): Convert to...
4348 (rtx_reader::record_potential_iterator_use): ...member function.
4349 (read_mapping): Convert to...
4350 (rtx_reader::read_mapping): ...member function.
4351 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
4352 (read_rtx): Convert to...
4353 (rtx_reader::read_rtx): ...member function.
4354 (read_rtx_code): Convert to...
4355 (rtx_reader::read_rtx_code): ...member function.
4356 (read_rtx_operand): Convert to...
4357 (rtx_reader::read_rtx_operand): ...member function. Update for move
4358 of string_obstack to a field.
4359 (read_nested_rtx): Convert to..
4360 (rtx_reader::read_nested_rtx): ...member function.
4361 (read_rtx_variadic): Convert to..
4362 (rtx_reader::read_rtx_variadic): ...member function.
4364 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
4366 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
4368 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
4370 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
4371 for pointer type too.
4372 (ipcp_update_vr): set_ptr_nonnull for pointer.
4374 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
4376 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
4377 pt_solution_singleton_p.
4378 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
4379 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
4380 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
4381 pointer nonnull computed by VRP.
4382 Also Conservatively set pt.null to 1.
4383 (pt_solution_reset): Conservatively set pt.null to 1.
4384 (pt_solution_singleton_or_null_p): Renamed from
4385 pt_solution_singleton_p.
4386 * tree-ssanames.h (set_ptr_nonnull): Declare.
4387 (get_ptr_nonnull): Likewise.
4388 * tree-ssanames.c (set_ptr_nonnull): New.
4389 (get_ptr_nonnull): Likewise.
4390 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
4391 (evrp_dom_walker::before_dom_children): Likewise.
4393 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
4395 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
4396 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
4397 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
4398 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
4399 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
4400 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
4401 (rs6000_option_override_internal): Clear it if ABI_AIX.
4402 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
4403 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
4405 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4407 * gimple-ssa-strength-reduction.c (record_increment): Remove
4410 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
4412 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
4413 that the result is non-zero if it is true.
4414 (maybe_expand_shift): New wrapper around expand_shift_1.
4415 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
4417 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4419 PR tree-optimization/77916
4420 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
4421 Don't allow a MINUS_EXPR for pointer arithmetic for either known
4423 (record_increment): Increments of -1 for unknown strides just use
4424 a multiply initializer like other negative values.
4425 (analyze_increments): Remove stopgap solution for -1 increment
4426 applied to pointer arithmetic.
4428 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
4430 * dominance.c (dom_info::dom_info): Add new constructor for region
4431 which is vector of basic blocks.
4432 (dom_init): New method to initialize members common for both
4434 (dom_info::dom_info): Invoke dom_init for partial initialization.
4435 (dom_info::get_idom): Add check to corner cases on basic blocks which
4437 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
4438 to detect unreachable bbs.
4439 (dom_info::calc_idoms): Likewise.
4440 (compute_dom_fast_query_in_region): New function.
4441 (calculate_dominance_info_for_region): Likewise.
4442 (free_dominance_info_for_region): Likewise.
4443 * dominance.h: Add prototypes for introduced region-based functions
4444 tree-if-conv.c: (build_region): New function.
4445 (if_convertible_loop_p_1): Invoke local version of post-dominators
4446 calculation before basic block predication with subsequent freeing
4447 post-dominator info.
4448 (tree_if_conversion): Remove free of post-dominator info
4449 (pass_if_conversion::execute): Delete detection of infinite loops
4450 and fake edges to exit block since post-dominator calculation is
4451 performed per if-converted loop only.
4453 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
4456 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
4457 register explicitly.
4458 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
4459 optimizing for size.
4461 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4463 * config/aarch64/aarch64.c: Delete inclusion of
4464 cortex-a57-fma-steering.h.
4465 (aarch64_override_options): Delete call
4466 to aarch64_register_fma_steering.
4467 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
4468 * config/aarch64/cortex-a57-fma-steering.h: Delete.
4469 * config/aarch64/aarch64-passes.def: New file.
4470 * config/aarch64/cortex-a57-fma-steering.c
4471 (aarch64_register_fma_steering): Delete definition.
4472 (make_pass_fma_steering): Remove static qualifier.
4473 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
4474 (cortex-a57-fma-steering.o): Remove dependency on
4475 cortex-a57-fma-steering.h.
4477 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
4479 * explow.c (validize_mem): Do not modify the argument in-place.
4481 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
4483 * tree-streamer.c (record_common_node): Explicitly list expected
4486 2016-10-17 Richard Biener <rguenther@suse.de>
4488 PR tree-optimization/77988
4489 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
4491 2016-10-17 Marek Polacek <polacek@redhat.com>
4493 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
4495 2016-10-17 Richard Biener <rguenther@suse.de>
4497 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
4500 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4502 PR tree-optimization/71636
4503 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
4505 2016-10-17 Richard Biener <rguenther@suse.de>
4507 * gimplify.c (gimplify_function_tree): Do not move the outer
4510 2016-10-17 Jakub Jelinek <jakub@redhat.com>
4512 * langhooks.h (struct lang_hooks_for_decls): Remove
4513 function_decl_explicit_p, function_decl_deleted_p and
4514 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
4515 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
4516 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
4517 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
4518 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
4519 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
4520 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
4521 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
4522 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
4523 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
4524 * langhooks.c (lhd_decl_dwarf_attribute): New function.
4525 * dwarf2out.c (gen_subprogram_die): Use
4526 lang_hooks.decls.decl_dwarf_attribute instead of
4527 lang_hooks.decls.function_decl_*.
4529 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
4533 * common.opt (-ftrampolines): New option.
4534 * doc/invoke.texi (Code Gen Options): Document it.
4535 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
4536 * doc/tm.texi: Regenerate.
4537 * builtins.def: Add init_descriptor and adjust_descriptor.
4538 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
4539 on platforms with descriptors.
4540 (expand_builtin_init_descriptor): New function.
4541 (expand_builtin_adjust_descriptor): Likewise.
4542 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
4543 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
4544 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
4545 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
4546 Set STATIC_CHAIN_REG_P on the static chain register, if any.
4547 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
4548 (expand_call): Likewise. Move around call to prepare_call_address
4549 and pass all flags to it.
4550 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
4551 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
4552 (gimple_call_set_by_descriptor): New setter.
4553 (gimple_call_by_descriptor_p): New getter.
4554 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
4555 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
4556 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
4557 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4558 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
4559 * rtl.h (STATIC_CHAIN_REG_P): New macro.
4560 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
4561 * target.def (custom_function_descriptors): New POD hook.
4562 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
4563 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
4564 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
4565 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
4566 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
4567 (build_common_builtin_nodes): Initialize init_descriptor and
4569 * tree-nested.c: Include target.h.
4570 (struct nesting_info): Add 'any_descr_created' field.
4571 (get_descriptor_type): New function.
4572 (lookup_element_for_decl): New function extracted from...
4573 (create_field_for_decl): Likewise.
4574 (lookup_tramp_for_decl): ...here. Adjust.
4575 (lookup_descr_for_decl): New function.
4576 (convert_tramp_reference_op): Deal with descriptors.
4577 (build_init_call_stmt): New function extracted from...
4578 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
4579 * defaults.h (FUNCTION_ALIGNMENT): Define.
4580 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
4581 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4582 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
4583 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
4584 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
4586 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
4588 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
4589 constants in CONST_VECTORs.
4591 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
4593 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
4594 register as destination of bmask.
4595 (vector_init_bshuffle): Likewise.
4596 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
4597 (bmaskdi_vis): Enable only in 64-bit mode.
4599 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
4601 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
4602 make LR a separately shrink-wrapped component unless savres_strategy
4603 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
4604 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
4605 wrapping when not both {SAVE,REST}_INLINE_GPRS.
4607 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
4609 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
4610 and keep looping on failure.
4612 2016-10-14 David Malcolm <dmalcolm@redhat.com>
4614 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
4616 (print_rtx_function): Update example in comment for...
4617 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
4618 non-virtual pseudos with a '%' sigil followed by the regno, offset
4619 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
4620 pseudo is dumped as "%0".
4622 2016-10-14 Jakub Jelinek <jakub@redhat.com>
4625 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
4628 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
4630 * config/sparc/sparc-passes.def: New file.
4631 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
4632 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
4633 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
4635 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
4637 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
4638 loop peel to loops with exit test at the beginning.
4640 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
4642 PR rtl-optimization/68212
4643 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
4644 frequency when computing scale factor for peeled copies.
4645 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
4646 values for switch/peel blocks/edges.
4648 2016-10-14 Pedro Alves <palves@redhat.com>
4650 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
4652 2016-10-14 Catherine Moore <clm@codesourcery.com>
4654 * config/mips/mips.c (mips_prepare_pch_save): Initialize
4655 micromips_globals to zero.
4657 2016-10-14 Richard Biener <rguenther@suse.de>
4659 PR tree-optimization/77979
4660 * tree-vrp.c (compare_name_with_value): Handle released SSA names
4661 in the equivalency sets.
4662 (compare_names): Likewise.
4664 2016-10-14 Martin Liska <mliska@suse.cz>
4666 * builtins.h(target_char_cst_p): Declare the function.
4667 * builtins.c (fold_builtin_memchr): Remove.
4668 (target_char_cst_p): Move the function from gimple-fold.c.
4669 (fold_builtin_3): Do not call the function.
4670 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
4671 (gimple_fold_builtin): Call the function.
4672 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
4674 2016-10-14 Martin Liska <mliska@suse.cz>
4676 * builtins.c (fold_builtin_strcmp): Remove function.
4677 (fold_builtin_strncmp): Likewise.
4678 (fold_builtin_2): Remove call of the function.
4679 (fold_builtin_3): Likewise.
4680 * fold-const-call.c (fold_const_call): Add constant folding
4681 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
4682 * fold-const-call.h (build_cmp_result): Declare the function.
4683 * gimple-fold.c (gimple_load_first_char): New function.
4684 (gimple_fold_builtin_string_compare): Likewise.
4685 (gimple_fold_builtin): Call the function.
4687 2016-10-14 Nathan Sidwell <nathan@acm.org>
4689 * gcov-io.c (gcov_open): Deconstify 'mode'.
4691 2016-10-14 Martin Liska <mliska@suse.cz>
4693 * fold-const.c (c_getstr): Support of properly \0-terminated
4694 string constants. New argument is added.
4695 * fold-const.h: New argument is added.
4697 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4699 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
4701 (aarch64_print_hint_for_core): Likewise.
4702 (aarch64_print_hint_for_arch): Likewise.
4703 (aarch64_validate_march): Use it. Fix indentation in type signature.
4704 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
4705 (aarch64_validate_mtune): Likewise.
4706 (aarch64_handle_attr_arch): Likewise.
4707 (aarch64_handle_attr_cpu): Likewise.
4708 (aarch64_handle_attr_tune): Likewise.
4710 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4712 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
4715 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
4717 * config/m68k/m68k.c (m68k_option_override): Check
4718 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
4719 instead of stack_limit_rtx.
4721 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4723 * dwarf2out.c (gen_member_die): Handle inline static data member
4726 2016-10-13 Nathan Sidwell <nathan@acm.org>
4728 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
4729 gcov_var.mode. Remove unnecessary fstat.
4731 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
4734 * function.c (thread_prologue_and_epilogue_insns): Call all
4735 make_*logue_seq in the same order as traditional. Call them
4736 all a second time if shrink_wrapped_separate.
4738 2016-10-13 Marek Polacek <polacek@redhat.com>
4740 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
4741 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
4744 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4746 PR tree-optimization/77937
4747 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
4748 to infinite when we have a pointer with an increment of -1.
4750 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
4752 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
4754 * memmodel.h: This file.
4755 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
4756 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
4757 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
4758 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
4759 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
4760 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
4761 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
4762 compare-elim.c, config/aarch64/aarch64-builtins.c,
4763 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
4764 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
4765 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
4766 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
4767 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
4768 config/darwin.c, config/epiphany/epiphany.c,
4769 config/epiphany/mode-switch-use.c,
4770 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
4771 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
4772 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
4773 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
4774 config/m68k/m68k.c, config/mcore/mcore.c,
4775 config/microblaze/microblaze.c, config/mmix/mmix.c,
4776 config/mn10300/mn10300.c, config/moxie/moxie.c,
4777 config/msp430/msp430.c, config/nds32/nds32-cost.c,
4778 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
4779 config/nds32/nds32-memory-manipulation.c,
4780 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
4781 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
4782 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
4783 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
4784 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
4785 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
4786 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
4787 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
4788 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
4789 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
4790 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
4791 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
4792 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
4793 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
4794 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
4795 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
4796 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
4797 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
4798 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
4799 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
4800 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
4801 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
4802 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
4803 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
4804 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
4805 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
4806 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
4807 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
4808 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
4809 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
4810 var-tracking.c, varasm.c: Include memmodel.h.
4811 * genattrtab.c (write_header): Include memmodel.h in generated file.
4812 * genautomata.c (main): Likewise.
4813 * gengtype.c (open_base_files): Likewise.
4814 * genopinit.c (main): Likewise.
4815 * genconditions.c (write_header): Include memmodel.h earlier in
4817 * genemit.c (main): Likewise.
4818 * genoutput.c (output_prologue): Likewise.
4819 * genpeep.c (main): Likewise.
4820 * genpreds.c (write_insn_preds_c): Likewise.
4821 * genrecog.c (write_header): Likewise.
4822 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
4824 2016-10-13 David Malcolm <dmalcolm@redhat.com>
4826 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
4827 for new "compact" param of print_rtx_function. Check for "cinsn"
4829 * print-rtl-function.c (flag_compact): New decl.
4830 (print_rtx_function): Add param "compact" and use it to set
4831 flag_compact, adding a description of the effect to the leading
4832 comment, and updating the example output.
4833 * print-rtl.c (flag_compact): New variable.
4834 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
4836 (print_rtx_operand_code_i): When printing source locations, wrap
4837 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
4838 (print_rtx_operand_code_r): Don't print regnos for hard regs and
4839 virtuals in compact mode.
4840 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
4841 apart from in LABEL_REFs.
4842 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
4843 Don't print basic block ids in compact mode.
4844 (print_rtx): In compact mode, prefix the code of insns with "c",
4845 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
4846 * print-rtl.h (print_rtx_function): Add "compact" param.
4848 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
4850 * arm.h (TARGET_VFP): Delete.
4851 (TARGET_VFPD32): Remove references to TARGET_VFP.
4852 (TARGET_VFP3, TARGET_VFP5): Likewise.
4853 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
4854 (TARGET_NEON_FP16): Likewise.
4855 (TARGET_FMA): Likewise.
4856 (TARGET_CRYPTO): Likewise.
4857 (TARGET_NEON): Likewise.
4858 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4859 (FUNCTION_ARG_REGNO_P): Likewise.
4860 * arm.c (arm_option_check_internal): Likewise.
4861 (arm_option_override): Likewise.
4862 (use_return_insn): Likewise.
4863 (arm_function_value_regno_p): Likewise.
4864 (arm_apply_result_size): Likewise.
4865 (use_vfp_abi): Likewise.
4866 (arm_legitimate_address_outer_p): Likewise.
4867 (thumb2_legitimate_address_p): Likewise.
4868 (arm_legitimate_index_p): Likewise.
4869 (thumb2_legitimate_index_p): Likewise.
4870 (arm_legitimate_address): Likewise.
4871 (arm_get_vfp_saved_size): Likewise.
4872 (arm_emit_vfp_multi_reg_pop): Likewise.
4873 (arm_get_frame_offsets): Likewise.
4874 (arm_save_coproc_regs): Likewise.
4875 (arm_hard_regno_mode_ok): Likewise.
4876 (arm_expand_epilogue_apcs_frame): Likewise.
4877 (arm_expand_epilogue): Likewise.
4878 (arm_file_start): Likewise.
4879 (arm_conditional_register_usage): Likewise.
4880 (arm_validize_comparison): Use vfp_compare_operand directly.
4881 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
4882 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
4884 (arm_atomic_assign_expand_fenv): Likewise.
4885 * arm.md (divsf3): Likewise.
4886 (arm_negsi2): Likewise.
4888 (arm_movdi): Likewise.
4889 (arm_movt): Likewise.
4890 (cbranchsf4): Change predicate to vfp_compare_operand.
4891 (cbranchdf4): Change predicate to vfp_compare_operand.
4892 (cstorehf4): Change predicate to vfp_compare_operand.
4893 (cstoresf4): Change predicate to vfp_compare_operand.
4894 (cstoredf4): Change predicate to vfp_compare_operand.
4895 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
4896 (movhi_insn_arch4, movhi_bytes): Likewise.
4897 * constraints.md (Dt): Likewise.
4899 * iterators.md (SDF): Likewise.
4900 * predicates.md (arm_float_compare_operand): Delete.
4901 (const_double_vcvt_power_of_two_reciprocal): Remove references to
4903 (const_double_vcvt_power_of_two): Likewise.
4904 * thumb2.md thumb2_movsi_insn): Likewise.
4905 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
4906 (movhf_vfp): Likewise.
4907 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
4908 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4909 (movsf_vfp, thumb2_movsf_vfp): Likewise.
4910 (movdf_vfp, thumb2_movdf_vfp): Likewise.
4911 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
4912 (subsf3_vfp, divsf3_vfp): Likewise.
4913 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
4914 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
4915 (mulsf3negsfsubsf_vfp): Likewise.
4916 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
4917 (floatunssisf2, sqrtsf2_vfp): Likewise.
4918 (movcc_vfp): Likewise.
4919 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
4920 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
4921 (push_multi_vfp): Likewise.
4922 (set_fpscr, get_fpscr): Likewise.
4923 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
4925 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
4927 * arm.h (TARGET_VFP): Unconditionally define to 1.
4928 (arm_fpu_desc): Remove 'model' field.
4929 (TARGET_FPU_MODEL): Delete.
4930 * arm.c (all_fpus): Don't initialize the model field.
4931 (arm_can_inline_p): Don't check the FPU model.
4932 * arm-fpus.def: Remove redundant model field from all FPU
4935 2016-10-13 Richard Biener <rguenther@suse.de>
4938 * genmatch.c (struct capture): Add value_match member.
4939 (commutate): Preserve value_match.
4940 (lower_opt_convert): Likewise.
4941 (lower_cond): Likewise.
4942 (replace_id): Likewise.
4943 (struct dt_operand): Add value_match member.
4944 (decision_tree::cmp_node): Compare it.
4945 (decision_tree::insert_operand): Honor it when finding and
4946 when appending a DT_MATCH.
4947 (dt_operand::gen_match_op): Generate a type check after
4948 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
4949 (parser::get_internal_capture_id): New helper.
4950 (parser::finish_match_operand): New function lowering @@<id>.
4951 (parser::parse_capture): Parse @@<id> as value-match.
4952 (parser::parse_expr): Use get_internal_capture_id.
4953 (parser::parse_simplify): Call finish_match_operand.
4954 (walk_captures): New helper.
4955 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
4957 ((X /[ex] A) * A -> X): Likewise.
4958 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
4959 convert[12] and value-matching.
4960 ((A | B) & (A | C) -> A | (B & C)): Likewise.
4961 ((X | Y) | Y -> X | Y): Likewise.
4962 ((X ^ Y) ^ Y -> X): Likewise.
4963 (A - (A & B) -> ~B & A): Likewise.
4964 ((T)(P + A) - (T)P -> (T) A): Likewise.
4965 ((T)P - (T)(P + A) -> -(T) A): Likewise.
4966 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
4967 * doc/match-and-simplify.texi: Amend capture section.
4969 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
4971 * config/arc/arc.md (umul_600): Remove predicated variant.
4972 (umul64_600): Likewise.
4974 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
4976 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
4978 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4980 * tree-vect-loop.c (loop_niters_no_overflow): New func.
4981 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
4982 no-overflow information to vect_do_peeling_for_loop_bound and
4983 vect_gen_vector_loop_niters.
4985 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4987 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
4990 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4992 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
4993 adjust_vec automatically.
4994 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
4995 param exit_bb to guard_to.
4996 (slpeel_checking_verify_cfg_after_peeling):
4997 (set_prologue_iterations):
4998 (create_lcssa_for_virtual_phi): New func which is factored out from
4999 slpeel_tree_peel_loop_to_edge.
5000 (slpeel_tree_peel_loop_to_edge):
5001 (iv_phi_p): New func.
5002 (vect_can_advance_ivs_p): Call iv_phi_p.
5003 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
5004 new gimple stmts in basic block.
5005 (vect_gen_niters_for_prolog_loop): Rename to...
5006 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
5007 adjust implementation.
5008 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
5009 sizetype if necessary.
5010 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
5011 it to external function.
5012 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
5013 (vect_gen_vector_loop_niters_mult_vf): New.
5014 (slpeel_update_phi_nodes_for_loops): New.
5015 (slpeel_update_phi_nodes_for_guard1): Reimplement.
5016 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
5017 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
5018 * tree-vect-loop.c (vect_build_loop_niters): Move to file
5019 tree-vect-loop-manip.c
5020 (vect_generate_tmps_on_preheader): Delete.
5021 (vect_transform_loop): Rename vectorization_factor to vf. Call
5022 vect_do_peeling instead of vect_do_peeling-* functions.
5023 * tree-vectorizer.h (vect_do_peeling): New decl.
5024 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
5025 (vect_do_peeling_for_loop_bound): Delete.
5026 (vect_do_peeling_for_alignment): Delete.
5028 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5030 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
5031 duplicated loop after its preheader and after the original loop.
5033 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5035 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
5036 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
5038 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5040 * tree-vect-loop.c (vectorizable_live_operation): Support handling
5041 for live variable outside loop but not in lcssa form.
5043 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5045 * cfg.c (reset_original_copy_tables): New func.
5046 * cfg.h (reset_original_copy_tables): New decl.
5048 2016-10-13 Jakub Jelinek <jakub@redhat.com>
5051 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
5053 * varasm.c (default_binds_local_p_3): Formatting fix.
5055 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5057 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
5059 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
5060 Remove useless code.
5062 2016-10-13 Martin Liska <mliska@suse.cz>
5064 PR tree-optimization/77943
5065 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
5066 a different EH landing pads.
5068 2016-10-13 Jakub Jelinek <jakub@redhat.com>
5071 * hooks.h (hook_tree_void_null): Declare.
5072 * hooks.c (hook_tree_void_null): New function.
5073 * langhooks.c (lhd_return_null_tree_v): Remove.
5074 * langhooks-def.h (lhd_return_null_tree_v): Remove.
5075 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
5076 set y to const0_rtx.
5077 * function.c (stack_protect_epilogue): Likewise.
5078 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
5079 if TARGET_THREAD_SSP_OFFSET is defined.
5080 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5081 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5082 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5083 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5084 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5085 (ix86_stack_protect_guard): New function.
5087 2016-10-13 Richard Biener <rguenther@suse.de>
5089 * dwarf2out.c (tree_add_const_value_attribute): Do not try
5090 rtl_for_decl_init during early phase.
5091 (gen_variable_die): Do not create locations during early phase.
5092 (gen_label_die): Likewise.
5093 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
5096 2016-10-12 Richard Biener <rguenther@suse.de>
5098 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
5099 try_add_new_range and made to eturn new range.
5100 (evrp_dom_walker::before_dom_children): Push op1 value range before
5101 pushing op0 value range.
5103 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5105 PR tree-optimization/77937
5106 * gimple-ssa-strength-reduction.c (analyze_increments): Use
5107 POINTER_TYPE_P on the candidate type to determine whether
5108 candidates in this chain require pointer arithmetic.
5110 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
5112 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
5113 correction if the type is smaller than a word.
5114 (visium_select_cc_mode): Add ... fall through ... comment.
5116 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5118 * config/rs6000/rs6000.c (machine_function): Add new fields
5119 gpr_is_wrapped_separately and lr_is_wrapped_separately.
5120 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
5121 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
5122 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
5123 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
5124 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
5125 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
5126 (rs6000_get_separate_components): New function.
5127 (rs6000_components_for_bb): New function.
5128 (rs6000_disqualify_components): New function.
5129 (rs6000_emit_prologue_components): New function.
5130 (rs6000_emit_epilogue_components): New function.
5131 (rs6000_set_handled_components): New function.
5132 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
5133 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
5134 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
5135 (rs6000_emit_epilogue): Don't emit GPR restores if
5136 gpr_is_wrapped_separately for that register. Don't make a
5137 REG_CFA_RESTORE note for registers we did not restore, either.
5139 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5141 * function.c (thread_prologue_and_epilogue_insns): Call
5142 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
5143 if it has possibly changed. Compute the split_prologue_seq and
5144 epilogue_seq later, too.
5145 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
5146 (dump_components): New function.
5147 (struct sw): New struct.
5149 (init_separate_shrink_wrap): New function.
5150 (fini_separate_shrink_wrap): New function.
5151 (place_prologue_for_one_component): New function.
5152 (spread_components): New function.
5153 (disqualify_problematic_components): New function.
5154 (emit_common_heads_for_components): New function.
5155 (emit_common_tails_for_components): New function.
5156 (insert_prologue_epilogue_for_components): New function.
5157 (try_shrink_wrapping_separate): New function.
5158 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
5160 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5162 * regrename.c (build_def_use): Invalidate chains that have a
5163 REG_CFA_RESTORE on some instruction.
5165 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5167 * dce.c (delete_unmarked_insns): Don't delete instructions with
5168 a REG_CFA_RESTORE note.
5170 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5172 * common.opt (-fshrink-wrap-separate): New flag.
5173 * doc/invoke.texi: Document it.
5174 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
5175 * doc/tm.texi: Regenerate.
5176 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
5177 * target.def (shrink_wrap): New hook vector.
5178 (get_separate_components, components_for_bb, disqualify_components,
5179 emit_prologue_components, emit_epilogue_components,
5180 set_handled_components): New hooks.
5182 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5184 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
5185 vector return by reference only if -Wpsabi.
5186 (rs6000_pass_by_reference): Similarly, for argument passing.
5188 2016-10-12 David Malcolm <dmalcolm@redhat.com>
5190 * function-tests.c: Include "print-rtl.h".
5191 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
5192 function, and verify what is dumped.
5193 * print-rtl-function.c (print_edge): New function.
5194 (begin_any_block): New function.
5195 (end_any_block): New function.
5196 (can_have_basic_block_p): New function.
5197 (print_rtx_function): Track the basic blocks of insns in the
5198 chain, wrapping those that are within blocks within "(block)"
5199 directives. Remove the "(cfg)" directive.
5201 2016-10-12 David Malcolm <dmalcolm@redhat.com>
5203 * selftest.c (selftest::read_file): New function.
5204 (selftest::test_read_file): New function.
5205 (selftest::selftest_c_tests): Call test_read_file.
5206 * selftest.h (selftest::read_file): New decl.
5208 2016-10-12 Richard Biener <rguenther@suse.de>
5211 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
5214 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
5216 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
5218 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
5219 dwarf2out_assembly_start.
5221 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
5223 * Makefile.in (SELFTEST_FLAGS): New variable.
5224 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
5226 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
5229 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
5231 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
5232 dumped in RTL dumps.
5234 2016-10-12 Martin Liska <mliska@suse.cz>
5236 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
5237 (gimple_fold_builtin_memory_op): Use the function.
5238 (gimple_fold_builtin_strchr): Likewise.
5239 (gimple_fold_builtin_strcat): Likewise.
5240 (gimple_build): Likewise.
5242 2016-10-12 Nathan Sidwell <nathan@acm.org>
5244 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
5246 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
5248 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
5249 equivalent 32-bit constant (modulo 2**32) when that yields
5250 smaller instructions.
5251 (size_of_int_loc_descriptor): Update accordingly.
5253 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
5255 * dwarf2out.c (dwarf2out_early_global_decl): For nested
5256 functions, call dwarf2out_decl on the parent function first.
5258 2016-10-12 Richard Biener <rguenther@suse.de>
5260 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
5263 2016-10-12 Richard Biener <rguenther@suse.de>
5265 * tree-ssa-propagate.c
5266 (substitute_and_fold_dom_walker::before_dom_children): Do not
5267 ignore ASSERT_EXPRs but only preserve them.
5268 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
5269 that have been propagated into.
5270 (vrp_finalize): Enable DCE for substitute_and_fold.
5272 2016-10-12 Richard Biener <rguenther@suse.de>
5274 PR tree-optimization/77920
5275 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
5276 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
5277 (simplify_abs_using_ranges): Likewise.
5278 (simplify_conversion_using_ranges): Likewise.
5279 (simplify_stmt_using_ranges): Adjust.
5281 2016-10-12 Jakub Jelinek <jakub@redhat.com>
5283 PR tree-optimization/77929
5284 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
5285 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
5287 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5290 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
5291 needs a base register for arg 1.
5293 2016-10-12 Jakub Jelinek <jakub@redhat.com>
5295 * common.opt (Wimplicit-fallthrough) Turn into alias to
5296 -Wimplicit-fallthrough=3. Remove EnabledBy.
5297 (Wimplicit-fallthrough=): New option.
5298 * gimplify.c (warn_implicit_fallthrough_r): Use
5299 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
5300 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
5301 to -Wimplicit-fallthrough=3.
5302 (-Wimplicit-fallthrough=): Document.
5304 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
5306 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
5307 and GEU in DImode if TARGET_SUBXC.
5308 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
5309 (seqdi<W:mode>_zero_subxc): Delete.
5310 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
5311 (neg_seqdi<W:mode>_zero_vis3): Delete.
5312 (plus_seqdi<W:mode>_zero): Likewise.
5313 (minus_seqdi<W:mode>_zero): Likewise.
5314 (plus_plus_sltu<W:mode>): Accept only register.
5315 (addx<W:mode>): Likewise.
5316 (plus_sltu<W:mode>_vis3): Likewise.
5317 (plus_plus_sltu<W:mode>_vis3): Likewise.
5318 (neg_sgeu<W:mode>_vis3): Delete.
5319 (minus_sgeu<W:mode>_vis3): Likewise.
5320 (addxc<W:mode>): Accept only registers.
5321 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
5322 (minus_neg_sltu<W:mode>_subxc): Accept only register.
5323 (neg_plus_sltu<W:mode>_subxc): Likewise.
5324 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
5325 (minus_minus_sltu<W:mode>_subxc): Accept only register.
5326 (sgeu<W:mode>_insn_subxc): Delete.
5327 (plus_sgeu<W:mode>_subxc): Likewise.
5328 (subxc<W:mode>): Accept only register.
5329 (scc splitter): Split always GEU again.
5331 2016-10-11 Jeff Law <law@redhat.com>
5333 PR tree-optimization/77424
5334 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
5335 dead conditionals. Assert that all e->aux fields are NULL.
5337 2016-10-11 David Malcolm <dmalcolm@redhat.com>
5339 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
5340 operand-printing "switch" statement into...
5341 (print_rtx_operand_code_0): ...this new function, ...
5342 (print_rtx_operand_code_e): ...this new function, ...
5343 (print_rtx_operand_codes_E_and_V): ...this new function, ...
5344 (print_rtx_operand_code_i): ...this new function, ...
5345 (print_rtx_operand_code_r): ...this new function, ...
5346 (print_rtx_operand_code_u): ...this new function, ...
5347 (print_rtx_operand): ...and this new function.
5349 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
5351 * config/alpha/alpha-passes.def: New file.
5352 * config/alpha/t-alpha: New file.
5353 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
5354 (make_pass_handle_trap_shadows): New prototype.
5355 (make_pass_align_insns): Ditto.
5356 * config/alpha/alpha.c (alpha_option_override): Don't register
5358 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
5360 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5363 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
5364 distinct __ibm128 IBM extended double type if long doubles are
5365 128-bits and the default format for long double is IEEE 128-bit.
5367 2016-10-11 Richard Biener <rguenther@suse.de>
5369 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
5370 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
5371 (verify_die): New function.
5372 (dwarf2out_finish): Call it.
5373 (output_line_info): Handle case of -gsplit-dwarf without
5374 DWARF2_ASM_LINE_DEBUG_INFO.
5376 2016-10-11 Richard Biener <rguenther@suse.de>
5379 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
5380 sub-chains of BLOCK_VARS and gimple_bind_vars.
5382 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
5384 * config/i386/znver1.md : Fix imov/imovx load type reservations.
5386 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
5388 * config/sparc/sparc.opt (msubxc): New option.
5389 * doc/invoke.texi (SPARC options): Document it and tidy up.
5390 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
5391 * doc/tm.texi: Regenerate.
5392 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
5394 (CCX_NOOV): Rename into...
5398 * config/sparc/predicates.m (fcc_register_operand): Simplify.
5399 (fcc0_register_operand): Likewise.
5400 (icc_register_operand): New.
5401 (icc_or_fcc_register_operand): Simplify.
5402 (nz_comparison_operator): New.
5403 (c_comparison_operator): Likewise.
5404 (noov_compare_operator): Rename into...
5405 (icc_comparison_operator): ...this. Use above predicates.
5406 (noov_compare64_operator): Rename into...
5407 (v9_comparison_operator): ...this and tidy up.
5408 (fcc_comparison_operator): New.
5409 (icc_or_fcc_comparison_operator): Likewise.
5410 (v9_register_compare_operator): Rename info...
5411 (v9_register_comparison_operator): ...this.
5412 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
5413 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
5415 (sparc_fixed_condition_code_regs): New function.
5416 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
5417 renaming and add support for CCC/CCXC.
5418 (output_cbranch): Likewise.
5419 (sparc_print_operand): Likewise.
5420 (gen_v9_scc): Remove obsolete assertion.
5421 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
5422 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
5423 (output_cbcond): Remove bogus handling of CC modes.
5424 (sparc_register_move_cost): Return 100 for NO_REGS.
5425 * config/sparc/sparc.md (W): New mode iterator.
5426 (length): Adjust for noov_compare64_operator renaming.
5427 (cmpsi_sne): New instruction.
5428 (cmpdi_sne): Likewise.
5429 (seqdi_special): Delete.
5430 (seqdi_special): Likewise.
5431 (snesi<P:mode>_special): Likewise.
5432 (snedi_special): Likewise.
5433 (snedi_special_vis3): Likewise.
5434 (snesi patterns): Use W iterator.
5435 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
5436 (sltu patterns): Likewise.
5437 (sgeu patterns): Likewise.
5438 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
5439 (normal_branch): Use icc_comparison_operator predicate.
5440 (inverted_branch): Likewise.
5441 (cbcond_sp32): Use comparison_operator predicate.
5442 (cbcond_sp64): Likewise.
5443 (normal_int_branch_sp64): Adjust for renaming
5444 (inverted_int_branch_sp64): Likewise.
5445 (mov<I:mode>_cc_reg_sp64): Likewise.
5446 (movsf_cc_reg_sp6): Likewise.
5447 (movdf_cc_reg_sp64): Likewise.
5448 (movtf_cc_reg_hq_sp64): Likewise.
5449 (movtf_cc_reg_sp64): Likewise.
5450 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
5451 (movsf_cc_v9): Likewise.
5452 (movdf_cc_v9): Likewise.
5453 (movtf_cc_hq_v9): Likewise.
5454 (movtf_cc_v9): Likewise.
5455 (adddi3): Call gen_adddi3_sp32.
5456 (adddi3_insn_sp32): Rename to...
5457 (adddi3_sp32): ...this. Accept only register_operand as operand #1
5458 and use CCCmode for the carry.
5459 (addx_extend_sp32): Use CCCmode for the carry.
5460 (addx_extend_sp64): Delete.
5461 (adddi3_extend_sp32): Use CCCmode for the carry.
5462 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
5463 (subdi3): Call gen_subdi3_sp32.
5464 (subdi3_insn_sp32): Rename to...
5465 (subdi3_sp32): ...this and use CCmode for the carry.
5466 (subx_extend_sp32): Use CCCmode for the carry.
5467 (subx_extend_sp64): Delete.
5468 (subdi3_extend_sp32): Use CCmode for the carry.
5469 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
5470 (negdi3): Call gen_negdi3_sp32.
5471 (negdi3_sp32): Use CCCmode for the carry.
5472 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
5473 (cmp_nz_ashift_1): Use CCNZ mode.
5474 (cmp_nz_set_ashift_1): Likewise.
5475 (ctrapsi4): Use comparison_operator predicate.
5476 (ctrapdi4): Likewise.
5477 (trapsi_insn): Use icc_comparison_operator predicate.
5478 (trapdi_insn): Likewise.
5479 (edge8 patterns): Use CCNZmode.
5480 (edge16 patterns): Likewise.
5481 (edge32 patterns): Likewise.
5483 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
5485 * config/visium/visium-modes.def (CC_NOOV): Rename into...
5487 (CC_BTST): Rename into...
5489 * config/visium/predicates.md (real_add_operand): New.
5490 (visium_btst_operator): Rename into...
5491 (visium_equality_comparison_operator): ...this.
5492 (visium_noov_operator): Rename into...
5493 (visium_nz_comparison_operator): ...this.
5494 (visium_c_comparison_operator): New.
5495 (visium_branch_operator): Adjust and deal with all CC modes.
5496 * config/visium/visium.c (visium_adjust_cost): Adjust.
5497 (visium_split_double_add): Use the *_set_carry patterns.
5498 (visium_select_cc_mode): Add support for CCC mode and adjust.
5499 (output_cbranch): Adjust and use the carry-based operators for
5500 floating-point comparisons.
5501 * config/visium/visium.md (flags_subst_arith): Adjust.
5502 (addsi3_insn_set_carry): New instruction.
5503 (subsi3_insn_set_carry): Likewise.
5504 (negsi2_insn_set_carry): Likewise.
5506 (cmp<mode>_sne): Likewise.
5507 (cbranch<mode>4): Use ordered_comparison_operator.
5508 (cbranch<mode>4_insn): Likewise.
5509 (cbranchsi4_btst_insn): Adjust.
5511 2016-10-11 Tom de Vries <tom@codesourcery.com>
5514 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
5517 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
5519 * tree.h (build_complex_type): Add second parameter with default.
5520 * tree.c (build_complex_type): Add NAMED second parameter and adjust
5521 recursive call. Create a TYPE_DECL only if NAMED is true.
5522 (build_common_tree_nodes): Pass true in calls to build_complex_type.
5524 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
5526 New avr-passes.def to register AVR specific passes.
5528 * config/avr/avr-passes.def: New file.
5529 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
5530 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
5531 (make_avr_pass_recompute_note): New proto.
5532 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
5533 (avr_pass_recompute_notes): Use anonymous namespace.
5534 (avr_register_passes): Remove function...
5535 (avr_option_override): ...and its call.
5537 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
5539 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
5540 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
5541 PTF_AVOID_BRANCHLIKELY_SPEED for others.
5542 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
5544 * config/mips/mips.c (mips_option_override): Enable the branch
5545 likely depending on the tune flags and optimization level.
5546 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
5547 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
5548 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
5549 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
5551 2016-10-11 Richard Biener <rguenther@suse.de>
5553 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
5554 (output_function): Properly stream the whole block tree.
5555 * lto-streamer-in.c (input_function): Likewise.
5557 2016-10-11 Marek Polacek <polacek@redhat.com>
5559 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
5561 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
5563 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
5564 (evrp_dom_walker::before_dom_children): Infer and push new value
5565 ranges for x in y < x.
5567 2016-10-10 Joseph Myers <joseph@codesourcery.com>
5570 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
5571 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
5572 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
5573 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
5574 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
5575 (IA64_NO_LIBGCC_TFMODE): Likewise.
5577 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
5579 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
5582 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
5584 * config.gcc: Add aarch64-*-freebsd* support.
5585 * config.host: Likewise.
5586 * config/aarch64/aarch64-freebsd.h: New file.
5587 * config/aarch64/t-aarch64-freebsd: Ditto.
5589 2016-10-10 Jeff Law <law@redhat.com>
5591 PR tree-optimization/71947
5592 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
5593 B with A within a single statement.
5595 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5597 PR tree-optimization/77824
5598 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
5599 zero cost for copies.
5600 (find_candidates_dom_walker::before_dom_children): Replace
5601 MODIFY_EXPR with SSA_NAME.
5602 (replace_mult_candidate): Likewise.
5603 (replace_profitable_candidates): Likewise.
5605 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5607 * config/s390/s390.h: Wrap more macros args in brackets and fix
5609 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
5611 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
5613 2016-10-10 Andreas Schwab <schwab@suse.de>
5616 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
5617 pseudo is not DImode.
5619 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
5621 * common/config/arc/arc-common.c (arc_option_optimization_table):
5622 Remove compact casesi option.
5623 * config/arc/arc.c (arc_override_options): Use compact casesi
5624 option only for pre-ARCv2 cores.
5625 * doc/invoke.texi (mcompact-casesi): Update text.
5627 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5629 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
5630 Add macro to say we can efficiently handle overlapping unaligned
5632 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
5633 poor code for processors older than p8.
5635 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
5637 * gen-pass-instances.awk: Remove GNUism.
5639 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5641 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
5642 NULL of (*ipcp_transformations)][node->uid].
5644 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
5646 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5647 (MALLOC_ABI_ALIGNMENT): Define.
5649 2016-10-09 Jakub Jelinek <jakub@redhat.com>
5651 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
5652 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
5653 VAR_OR_FUNCTION_DECL_P macros.
5654 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
5655 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
5656 chkp_find_bounds_1): Likewise.
5657 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
5658 * hsa-gen.c (get_symbol_for_decl): Likewise.
5659 * cgraphunit.c (check_global_declaration, analyze_functions,
5660 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
5662 * gimple-fold.c (can_refer_decl_in_current_unit_p,
5663 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
5665 * tree.c (set_decl_section_name, copy_node_stat,
5666 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
5667 merge_dllimport_decl_attributes, handle_dll_attribute,
5668 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
5669 verify_type): Likewise.
5670 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
5671 find_explicit_erroneous_behavior): Likewise.
5672 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
5673 * ipa.c (process_references): Likewise.
5674 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
5675 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
5676 notice_global_symbol, assemble_variable, mark_decl_referenced,
5677 build_constant_desc, output_constant_def_contents, do_assemble_alias,
5678 make_decl_one_only, default_section_type_flags,
5679 categorize_decl_for_section, default_encode_section_info): Likewise.
5680 * trans-mem.c (requires_barrier): Likewise.
5681 * gimple-expr.c (mark_addressable): Likewise.
5682 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
5683 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
5684 expand_debug_expr): Likewise.
5685 * tree-dump.c (dequeue_and_dump): Likewise.
5686 * ubsan.c (instrument_bool_enum_load): Likewise.
5687 * tree-pretty-print.c (print_declaration): Likewise.
5688 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5689 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
5690 * asan.c (asan_protect_global, instrument_derefs): Likewise.
5691 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
5692 pass_build_ssa::execute): Likewise.
5693 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
5694 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
5696 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
5698 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
5699 can_be_nonlocal, remap_decls, copy_debug_stmt,
5700 initialize_inlined_parameters, add_local_variables,
5701 reset_debug_binding, replace_locals_op): Likewise.
5702 * dse.c (can_escape): Likewise.
5703 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
5705 * tree-diagnostic.c (default_tree_printer): Likewise.
5706 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
5707 unpack_ts_decl_with_vis_value_fields,
5708 lto_input_ts_decl_common_tree_pointers): Likewise.
5709 * builtins.c (builtin_save_expr, fold_builtin_expect,
5710 readonly_data_expr): Likewise.
5711 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
5712 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
5714 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
5715 * gimplify.c (force_constant_size, gimplify_bind_expr,
5716 gimplify_decl_expr, gimplify_var_or_parm_decl,
5717 gimplify_compound_lval, gimplify_init_constructor,
5718 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
5719 gimplify_type_sizes): Likewise.
5720 * cgraphbuild.c (record_reference, record_type_list, mark_address,
5721 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
5722 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
5723 remove_unused_locals): Likewise.
5724 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
5725 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
5726 * function.c (instantiate_expr, instantiate_decls_1,
5727 setjmp_vars_warning, add_local_decl): Likewise.
5728 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
5730 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
5731 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
5732 optimize_va_list_gpr_fpr_size): Likewise.
5733 * tree-nrv.c (pass_nrv::execute): Likewise.
5734 * tsan.c (instrument_expr): Likewise.
5735 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5736 * vtable-verify.c (verify_bb_vtables): Likewise.
5737 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
5738 get_ref_base_and_extent): Likewise.
5739 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
5741 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
5742 analyze_all_variable_accesses): Likewise.
5743 * tree-nested.c (get_nonlocal_debug_decl,
5744 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
5745 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
5746 get_local_debug_decl, convert_local_omp_clauses,
5747 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
5749 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
5750 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
5751 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
5752 dbxout_symbol, dbxout_common_check): Likewise.
5753 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
5754 string_constant): Likewise.
5755 * hsa.c (hsa_get_declaration_name): Likewise.
5756 * passes.c (rest_of_decl_compilation): Likewise.
5757 * tree-ssanames.c (make_ssa_name_fn): Likewise.
5758 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
5759 pack_ts_decl_with_vis_value_fields,
5760 write_ts_decl_common_tree_pointers): Likewise.
5761 * stor-layout.c (place_field): Likewise.
5762 * symtab.c (symtab_node::maybe_create_reference,
5763 symtab_node::verify_base, symtab_node::make_decl_local,
5764 symtab_node::copy_visibility_from,
5765 symtab_node::can_increase_alignment_p): Likewise.
5766 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
5767 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
5768 fortran_common, add_location_or_const_value_attribute,
5769 add_scalar_info, add_linkage_name, set_block_abstract_flags,
5770 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
5771 optimize_one_addr_into_implicit_ptr,
5772 optimize_location_into_implicit_ptr): Likewise.
5773 * gimple-low.c (record_vars_into): Likewise.
5774 * ipa-visibility.c (update_vtable_references): Likewise.
5775 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
5777 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
5778 DFS::DFS_write_tree_body, write_symbol): Likewise.
5779 * langhooks.c (lhd_warn_unused_global_decl,
5780 lhd_set_decl_assembler_name): Likewise.
5781 * attribs.c (decl_attributes): Likewise.
5782 * except.c (output_ttype): Likewise.
5783 * varpool.c (varpool_node::get_create, ctor_for_folding,
5784 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
5785 * fold-const.c (fold_unary_loc): Likewise.
5786 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
5787 ipa_find_agg_cst_from_init): Likewise.
5788 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
5789 expand_omp_target, lower_omp_regimplify_p,
5790 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
5791 find_link_var_op): Likewise.
5792 * tree-chrec.c (chrec_contains_symbols): Likewise.
5793 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
5794 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
5795 execute_fixup_cfg): Likewise.
5797 PR tree-optimization/77901
5798 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
5799 if ranges[i].exp is SSA_NAME when looking for >= and only when
5800 ranges[i].exp is NULL or SSA_NAME when looking for the other
5803 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5805 * ipa-cp.c (ipcp_alignment_lattice): Remove.
5806 (ipcp_param_lattices): Remove field alignment.
5807 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
5808 (set_all_contains_variable): Remove call to
5809 ipcp_alignment_lattice::set_to_bottom.
5810 (initialize_node_lattices): Likewise.
5811 (propagate_alignment_accross_jump_function): Remove.
5812 (propagate_constants_accross_call): Remove call to
5813 propagate_alignment_accross_jump_function.
5814 (ipcp_store_alignment_results): Remove.
5815 (ipcp_driver): Remove call to ipcp_store_alignment_results.
5816 (propagate_bits_accross_jump_function): Handle ancestor jump function.
5817 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
5818 pretty-printing of alignment jump function.
5819 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
5820 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
5821 alignments and remove computing ipa_alignment jump function.
5822 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
5823 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
5824 (ipa_read_jump_function): Remove reading of ipa_alignment.
5825 (write_ipcp_transformation_info): Remove streaming for alignment
5826 propagation summary.
5827 (read_ipcp_transformation_info): Remove reading of alignment
5828 propagation summary.
5829 (ipcp_update_alignments): Remove.
5830 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
5832 (ipcp_transform_function): Remove call to ipcp_update_alignments()
5833 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
5834 * ipa-prop.h (ipa_alignment): Remove.
5835 (ipa_jump_func): Remove field alignment.
5836 (ipcp_transformation_summary): Remove field alignments.
5837 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
5838 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
5839 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
5841 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
5843 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
5845 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
5847 (visium_expand_fp_cstore): Likewise.
5849 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5851 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
5852 * diagnostic.c (warning_at_rich_loc_n): New function.
5853 (diagnostic_n_impl_richloc): Likewise.
5854 (diagnostic_n_impl): Move most of the function to
5855 diagnostic_n_impl_richloc and call it.
5857 2016-10-08 Jakub Jelinek <jakub@redhat.com>
5859 * gen-pass-instances.awk: Rewritten.
5860 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
5861 $(PASSES_EXTRA) after passes.def to the script.
5862 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
5863 * config/i386/i386-passes.def: New file.
5864 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
5865 make_pass_stv): Declare.
5866 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
5868 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
5870 (pass_stv::clone, pass_stv::set_pass_param): New methods.
5871 (pass_stv::timode_p): New non-static data member.
5872 (ix86_option_override): Don't register passes here.
5874 * doc/invoke.texi: Document accepting Else, fallthrough.
5876 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
5879 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
5880 FALLTHRU comment styles.
5882 2016-10-07 Andrew Pinski <apinski@cavium.com>
5884 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
5885 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
5886 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
5888 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
5890 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
5892 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
5893 (AARCH64_ARCH): Likewise.
5894 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
5896 (AARCH64_CORE): Likewise.
5897 (AARCH64_ARCH): Likewise.
5898 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
5899 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
5900 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
5901 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
5902 (AARCH64_ARCH): Likewise.
5903 (AARCH64_CORE): Likewise.
5904 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
5905 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
5906 (AARCH64_CORE): Likewise.
5907 (AARCH64_ARCH): Likewise.
5909 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5911 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
5912 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
5913 floating point type infrastructre, and -mfloat128 that enables the
5914 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
5915 if -mfloat128-type. Define __ibm128 to be long double by default.
5916 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
5917 the IEEE 128-bit floating point type infrastructure should
5918 automatically be enabled.
5919 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
5920 instead of -mfloat128 to enable KFmode.
5921 (rs6000_option_override_internal): Split the option -mfloat128
5922 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
5923 systems, automatically set -mfloat128-type, but don't enable it on
5924 other operating systems. Move setting the long double size and
5925 IEEE quad support before the IEEE 128-bit floating point changes.
5926 (rs6000_init_builtins): Do not create a unique type for __ibm128
5927 if long double is IBM extended double, instead rely on __ibm128
5928 being defined as 'long double'. If -mfloat128-type and not
5929 -mfloat128, create the KFmode type with an undocumented __ieee128
5931 (rs6000_init_libfuncs): Use -mfloat128-type instead of
5932 -mfloat128 for tests about the types, but keep tests for
5933 -mfloat128 to enable the keyword support.
5934 (rs6000_complex_function_value): Likewise.
5935 (rs6000_scalar_mode_supported_p): Likewise.
5936 (rs6000_floatn_mode): Likewise.
5937 (rs6000_c_mode_for_suffix): Likewise.
5938 (rs6000_opt_masks): Add -mfloat128-type.
5939 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
5940 -mfloat128-type being split from -mfloat128. Add
5941 -mfloat128-hardware, which was missing.
5942 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
5943 -mfloat128 and -mfloat128-type:
5944 (-mfloat128-type): Likewise.
5945 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
5946 that 64-bit Linux systems with enable -mfloat128-type by default
5948 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
5949 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
5950 -mfloat128-type instead of -mfloat128.
5951 (FLOAT128_2REG_P): Likewise.
5952 (MASK_FLOAT128_TYPE): Likewise.
5953 (ALTIVEC_ARG_MAX_RETURN): Likewise.
5954 (RS6000_BTM_FLOAT128): Likewise.
5955 (TARGET_FLOAT128): Poison old identifiers.
5956 (OPTION_MASK_FLOAT128): Likewise.
5957 (MASK_FLOAT128): Likewise.
5958 * config/rs6000/rs6000.md (FP): Likewise.
5959 (FLOAT128): Likewise.
5960 (fix_trunc<mode>di2): Likewise.
5961 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
5962 (floatdi<mode>2): Likewise.
5963 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
5964 (neg<mode>2, FLOAT128 iterator): Likewise.
5965 (abs<mode>2, FLOAT128 iterator): Likewise.
5966 (ieee_128bit_negative_zero): Likewise.
5967 (ieee_128bit_vsx_neg<mode>2): Likewise.
5968 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
5969 (ieee_128bit_vsx_abs<mode>2): Likewise.
5970 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5971 (ieee_128bit_vsx_nabs<mode>2): Likewise.
5972 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5973 (extendiftf2): Likewise.
5974 (extendifkf2): Likewise.
5975 (extendtfkf2): Likewise.
5976 (trunciftf2): Likewise.
5977 (truncifkf2): Likewise.
5978 (trunckftf2): Likewise.
5979 (trunctfif2): Likewise.
5980 (extendkftf2): Likewise.
5981 (trunctfkf2): Likewise.
5983 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5985 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
5986 before merging in bytes to pass down to real_from_target.
5988 2016-10-07 Richard Biener <rguenther@suse.de>
5990 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
5992 (substitute_and_fold_dom_walker::before_dom_children):
5993 Substitute and fold before pass specific folding to avoid
5994 feeding that with SSA names that will be later released.
5995 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
5996 introduced by folding and visited by evaluate_stmt called during
5998 (likely_value): Likewise.
5999 (evaluate_stmt): Likewise.
6000 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
6001 (simplify_div_or_mod_using_ranges): Likewise.
6002 (simplify_min_or_max_using_ranges): Likewise.
6003 (simplify_abs_using_ranges): Likewise.
6004 (simplify_conversion_using_ranges): Likewise.
6005 (simplify_float_conversion_using_ranges): Likewise.
6006 (simplify_stmt_using_ranges): Likewise.
6008 2016-10-07 Marek Polacek <polacek@redhat.com>
6010 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
6011 FALLTHROUGH_LABEL_P here...
6012 (warn_implicit_fallthrough_r): ...not here.
6014 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
6016 PR tree-optimization/77880
6017 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
6020 2016-10-07 Marek Polacek <polacek@redhat.com>
6023 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
6025 2016-10-07 Richard Biener <rguenther@suse.de>
6027 * bitmap.h: Document constraints on bitmap modification while
6030 2016-10-07 Richard Biener <rguenther@suse.de>
6032 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
6033 * bitmap.h (bmp_iter_set): When advancing to the next element
6034 check that we didn't remove the current one.
6035 (bmp_iter_and): Likewise.
6036 (bmp_iter_and_compl): Likewise.
6037 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
6038 we currently iterate on but keep a one-level queue.
6039 * sched-deps.c (remove_from_deps): Do not clear current bit
6040 but keep a one-level queue.
6042 2016-10-07 Jakub Jelinek <jakub@redhat.com>
6044 PR tree-optimization/77664
6045 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
6046 for the other ranges.
6047 (optimize_range_tests_diff): Fix up formatting.
6048 (optimize_range_tests_var_bound): New function.
6049 (optimize_range_tests): Use it.
6051 2016-10-07 Martin Liska <mliska@suse.cz>
6053 * coverage.c (build_gcov_exit_decl): Fix priority what
6054 should be really 99.
6056 2016-10-07 Richard Biener <rguenther@suse.de>
6058 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
6059 vars in gimple_bind_vars but not in BLOCK_VARS.
6061 2016-10-07 Richard Biener <rguenther@suse.de>
6063 PR tree-optimization/77879
6064 * tree-ssa-structalias.c (handle_const_call): Properly handle
6066 (handle_pure_call): Likewise.
6068 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6070 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
6071 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
6074 2016-10-06 Andrew Pinski <apinski@cavium.com>
6076 * config/aarch64/aarch64-cores.def: Add a comment before each
6079 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6081 PR tree-optimization/77862
6082 * tree-vrp.c (add_equivalence): Use get_value_range so that
6083 num_vr_values is checked before accessing vr_values.
6085 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6087 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
6090 2016-10-05 Jeff Law <law@redhat.com>
6092 PR tree-optimization/71661
6093 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
6094 removal of a forwarder exposes a new natural loop.
6096 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
6098 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
6099 Introduce ssesuffix variable.
6100 (<mask_codefor><code><mode>3<mask_name>): Ditto.
6101 (*<code><mode>3): Ditto.
6103 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
6105 * postreload.c (reload_cse_simplify): Skip also USE when detecting
6108 2016-10-06 Richard Biener <rguenther@suse.de>
6110 PR tree-optimization/77855
6111 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
6112 instead of removing the current item while iterating over the set
6115 2016-10-06 James Clarke <jrtc27@jrtc27.com>
6116 Eric Botcazou <ebotcazou@adacore.com>
6119 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
6120 (classify_registers): Don't set it
6121 (function_arg_slotno): Don't initialize and test it. Tidy up.
6123 2016-10-06 Richard Biener <rguenther@suse.de>
6125 PR tree-optimization/77839
6126 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
6129 2016-10-06 Martin Liska <mliska@suse.cz>
6131 * gcc.c: Set -fprofile-update=atomic when profiling is
6132 enabled and -pthread is set. Warn when one combines
6133 -pthread and -fprofile-update=single for an app using
6136 2016-10-06 Martin Liska <mliska@suse.cz>
6139 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
6140 * gimple-ssa-strength-reduction.c (slsr_process_cast):
6141 Initialize a pointer to NULL.
6142 (slsr_process_copy): Likewise.
6143 * input.c (location_get_source_line): Likewise.
6144 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
6146 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
6148 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
6149 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
6150 (ix86_handle_option): Deleted handle of OPT_mpcommit.
6151 * config.gcc: Deleted pcommitintrin.h
6152 * config/i386/pcommitintrin.h: Deleted file.
6153 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
6154 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
6156 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
6158 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
6159 (PTA_PCOMMIT): Deleted define.
6160 (ix86_option_override_internal): Deleted handle of option.
6161 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
6162 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
6163 __builtin_ia32_pcommit): Deleted.
6164 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
6165 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
6166 (pcommit): Deleted instruction.
6167 * config/i386/i386.opt: Mention -mpcommit deprecation.
6168 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
6170 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
6173 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
6174 Remove wrong assert.
6175 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
6176 Use <round_constraint> as operand 1 constraint.
6178 2016-10-05 Jakub Jelinek <jakub@redhat.com>
6181 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
6182 (ubsan_instrument_float_cast): And not here.
6185 * ubsan.c (ubsan_ids): New GTY(()) array.
6186 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
6187 instead of static local counters.
6189 2016-10-05 Martin Sebor <msebor@redhat.com>
6192 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
6193 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
6194 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
6195 (default_printf_pointer_format): Define function.
6196 * targhooks.c (linux_printf_pointer_format): Define new function.
6197 * targhooks.h (linux_printf_pointer_format): Declare.
6198 (gnu_libc_printf_pointer_format): Remove declaration.
6200 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6202 * fold-const.c (native_encode_real): Fix logic for selecting offset
6203 to write to when BYTES_BIG_ENDIAN.
6205 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
6207 * builtins.c (fold_builtin_strchr): Remove function.
6208 (fold_builtin_strrchr): Likewise.
6209 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
6210 * gimple-fold.c (target_char_cst_p): New function.
6211 (gimple_fold_builtin_strchr) Add more foldings.
6212 (gimple_fold_builtin): Add index, strrchr, rindex cases.
6214 2016-10-05 Richard Biener <rguenther@suse.de>
6217 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
6218 capture ids in c-exprs.
6220 2016-10-05 Richard Biener <rguenther@suse.de>
6223 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
6224 with types_match for GIMPLE code gen to handle type mismatched
6226 (dt_operand::gen): Adjust.
6227 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
6230 2016-10-05 Richard Biener <rguenther@suse.de>
6232 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
6234 2016-10-05 Richard Biener <rguenther@suse.de>
6237 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
6239 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
6241 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
6242 version check to protect only DW_TAG_imported_module generation.
6244 2016-10-05 Richard Biener <rguenther@suse.de>
6247 * match.pd (min(a,-a) -> -abs(a)): New pattern.
6249 2016-10-04 Ian Lance Taylor <iant@golang.org>
6251 * explow.c (allocate_dynamic_stack_space): Call
6252 do_pending_stack_adjust before handling flag_split_stack.
6254 2016-10-04 David Malcolm <dmalcolm@redhat.com>
6256 * genattrtab.c (make_internal_attr): Supply dummy column number to
6259 * genoutput.c (init_insn_for_nothing): Likewise.
6260 * gensupport.c (add_define_attr): Likewise.
6261 * read-md.c (message_at_1): Print column number.
6262 (fatal_with_file_and_line): Likewise.
6263 (rtx_reader::read_char): Track column numbers.
6264 (rtx_reader::unread_char): Likewise.
6265 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
6266 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
6267 (rtx_reader::handle_file): Initialize m_read_md_colno.
6268 (rtx_reader::get_current_location): Supply column number to
6270 * read-md.h (struct file_location): Add field "colno".
6271 (file_location::file_location): Likewise.
6272 (rtx_reader::get_colno): New accessor.
6273 (rtx_reader::m_read_md_colno): New field.
6274 (rtx_reader::m_last_line_colno): New field.
6276 2016-10-04 Jakub Jelinek <jakub@redhat.com>
6278 * doc/extend.texi (Java Exceptions): Remove.
6279 (java_interface): Remove.
6281 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
6283 PR tree-optimization/77808
6284 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
6285 and addr are different before copying points-to information.
6287 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
6289 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
6290 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
6291 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
6292 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
6294 2016-10-04 Richard Biener <rguenther@suse.de>
6296 PR tree-optimization/77399
6297 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
6298 verify the target can convert.
6300 2016-10-04 Richard Biener <rguenther@suse.de>
6303 * explow.c (plus_constant): Verify the mode of the constant
6304 pool offset before calling plus_constant.
6306 2016-10-04 Richard Biener <rguenther@suse.de>
6309 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
6310 type support, mark with :C.
6311 (X / -X -> -1): Mark with :C.
6313 2016-10-04 Jakub Jelinek <jakub@redhat.com>
6315 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
6316 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
6317 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
6318 * doc/tm.texi: Regenerated.
6319 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
6320 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
6321 * config/darwin.h (JCR_SECTION_NAME): Remove.
6322 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
6323 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
6324 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
6325 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
6326 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
6327 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
6329 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6331 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
6332 between "because" and "param" in dump message in call to fprintf.
6334 2016-10-03 Jeff Law <law@redhat.com>
6336 PR tree-optimization/71550
6337 PR tree-optimization/71403
6338 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
6339 (profitable_jump_thread_path): Also return boolean indicating if
6340 the realized path will create an irreducible loop.
6341 Remove loop depth tests from 71403.
6342 (fsm_find_control_statement_thread_paths): Remove loop depth tests
6343 from 71403. If threading will create an irreducible loop, then
6344 throw away loop iteration and related information.
6346 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
6348 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
6349 -Woverloaded-virtual checks for warning options.
6350 * configure: Regenerate.
6352 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6354 PR preprocessor/77699
6355 * input.c (maybe_grow): Don't allocate one byte extra headroom.
6356 (get_next_line): Return false on error.
6357 (read_next_line): Removed, use get_next_line instead.
6358 (read_line_num): Don't copy the line.
6359 (location_get_source_line): Don't use static data.
6360 (selftest::test_reading_source_line): Add more test cases.
6362 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6365 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6367 * ifcvt.c (noce_try_avoid_const_materialization): New function.
6368 (noce_process_if_block): Use it.
6370 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6372 * doc/invoke.texi: Update -Wint-in-bool-context.
6374 2016-10-02 Jakub Jelinek <jakub@redhat.com>
6376 * dwarf2out.c (output_fde, output_call_frame_info,
6377 dwarf2out_do_cfi_startproc, set_indirect_string,
6378 gen_internal_sym, output_die, output_line_info): Use
6379 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
6380 ASM_GENERATE_INTERNAL_LABEL output.
6382 2016-10-01 Richard Biener <rguenther@suse.de>
6385 * genmatch.c (get_operand_type): Add operand position arg
6386 and handle COND_EXPR comparison operand with fixed boolean_type_node.
6387 (expr::gen_transform): Adjust.
6388 (dt_simplify::gen_1): Likewise.
6390 2016-10-01 Jakub Jelinek <jakub@redhat.com>
6392 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
6393 comments. Simplify asserts, remove unnecessary conditions.
6395 (*<code><mode>3): Likewise.
6397 2016-09-30 Jakub Jelinek <jakub@redhat.com>
6399 * doc/invoke.texi (-Wregister): Document.
6401 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
6403 * configure.ac: Split CHECKING_P into CHECKING_P and
6404 ENABLE_EXTRA_CHECKING.
6405 * configure: Regenerated.
6406 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
6407 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
6409 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
6412 * gcc.c (process_command): For @filename handling, output
6413 the correct name if the file does not exist.
6415 2016-09-30 Marek Polacek <polacek@redhat.com>
6417 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
6418 * config/alpha/predicates.md: Likewise.
6420 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6422 * ifcvt.c (noce_try_avoid_const_materialization): New function.
6423 (noce_process_if_block): Use it.
6425 2016-09-30 Martin Liska <mliska@suse.cz>
6427 * doc/invoke.texi: Document asan-use-after-return that
6428 it's disabled by default in runtime.
6430 2016-09-30 Richard Biener <rguenther@suse.de>
6432 * tree-vrp.c (intersect_ranges): If we failed to handle
6433 the intersection choose a constant singleton range if available.
6435 2016-09-30 Richard Biener <rguenther@suse.de>
6437 PR tree-optimization/77399
6438 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
6439 float <-> int conversions.
6441 2016-09-30 Alan Modra <amodra@gmail.com>
6443 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
6445 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
6447 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
6448 ext_level before calling CPUID with 0x80000008.
6449 Simplify xgetbv checks.
6451 2016-09-29 David Malcolm <dmalcolm@redhat.com>
6453 * Makefile.in (OBJS): Add print-rtl-function.o.
6454 * print-rtl-function.c: New file.
6455 * print-rtl.h (print_rtx_function): New decl.
6457 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
6460 * config/i386/cpuid.h (__get_cpuid_count): New.
6461 (__get_cpuid): Rename __level to __leaf.
6463 2016-09-29 Marek Polacek <polacek@redhat.com>
6465 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
6467 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
6470 * builtins.c (expand_builtin_memcmp): Don't swap args unless
6471 result is only being compared with zero.
6473 2016-09-29 Marek Polacek <polacek@redhat.com>
6475 * dwarf2out.c (loc_descriptor): Add fall through comment.
6476 (add_const_value_attribute): Likewise.
6478 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
6480 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
6481 with "v6t2". Move "arch" attribute above "pool_range".
6482 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
6484 (*thumb2_movhi_vfp): Likewise.
6485 (*arm_movhi_fp16): Likewise.
6486 (*thumb2_movhi_fp16): Likewise.
6487 (*arm_movsi_vfp): Remove "arch" attribute.
6488 (*thumb2_movsi_vfp): Likewise.
6490 2016-09-29 Martin Liska <mliska@suse.cz>
6492 * doc/extend.texi: Remove limitation of Objective C for
6493 __attribute__((constructor)) and __attribute__((destructor)).
6495 2016-09-29 Richard Biener <rguenther@suse.de>
6497 PR tree-optimization/77768
6498 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6499 Handle stores to readonly memory when removing redundant stores.
6501 2016-09-29 Richard Biener <rguenther@suse.de>
6504 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
6505 X / -X -> -1 simplifications.
6507 2016-09-29 Richard Biener <rguenther@suse.de>
6510 * match.pd: Add max(a,-a) -> abs(a) pattern.
6511 * tree-ssa-phiopt.c (minmax_replacement): Disable for
6512 HONOR_SIGNED_ZEROS types.
6514 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
6516 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
6517 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
6519 2016-09-29 Richard Biener <rguenther@suse.de>
6521 * tree-vrp.c (set_defs_to_varying): New helper avoiding
6522 writing to vr_const_varying.
6523 (vrp_initialize): Call it.
6524 (vrp_visit_stmt): Likewise.
6525 (evrp_dom_walker::before_dom_children): Likewise.
6527 2016-09-29 Richard Biener <rguenther@suse.de>
6529 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
6530 constructors with vector elements.
6532 2016-09-29 Richard Biener <rguenther@suse.de>
6534 PR tree-optimization/77768
6535 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
6536 with stores to a place we know has a constant value.
6538 2016-09-29 Alan Modra <amodra@gmail.com>
6540 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
6541 * doc/invoke.texi: Document it.
6542 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
6543 (rs6000_passes_float): Comment.
6544 (rs6000_passes_long_double): New static var.
6545 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
6546 (init_cumulative_args): Set up to emit fp .gnu_attribute for
6547 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
6548 to include fp values returned in vectors.
6549 Set rs6000_passes_long_double.
6550 (rs6000_function_arg_advance_1): Likewise for function args.
6551 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
6552 and SPE. Emit long double tag value too.
6553 (rs6000_opt_vars): Add gnu-attr.
6554 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
6555 * configure: Regenerate.
6556 * config.in: Regenerate.
6558 2016-09-28 Jakub Jelinek <jakub@redhat.com>
6560 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
6562 (format_floating, format_string, format_directive,
6563 get_destination_size, pass_sprintf_length::handle_gimple_call):
6566 2016-09-28 Jakub Jelinek <jakub@redhat.com>
6568 * gimple-ssa-sprintf.c: Fix comment formatting.
6569 (format_integer): Use is_gimple_assign.
6570 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
6571 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
6572 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
6573 (pass_sprintf_length::execute): Use is_gimple_call.
6575 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
6577 * gimple-fold.c (gimple_fold_builtin): After failing to fold
6578 strchr, also try the generic folding.
6580 2016-09-28 Martin Sebor <msebor@redhat.com>
6583 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
6586 2016-09-28 Martin Sebor <msebor@redhat.com>
6589 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
6590 length modifier is not expected.
6591 (format_floating): Ignore l length modifier and fail gracefuly
6592 when it isn't one of the other expected ones.
6594 2016-09-28 Martin Sebor <msebor@redhat.com>
6597 * varasm.c (assemble_addr_to_section): Increase local buffer size.
6599 2016-09-27 Richard Biener <rguenther@suse.de>
6601 * dwarf2out.c (cu_die_list): New global.
6602 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
6603 main_comp_unit_die to cu_die_list if we created it.
6604 Move break_out_includes ...
6605 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
6608 2016-09-28 Richard Biener <rguenther@suse.de>
6610 * dwarf2out.c (struct die_struct): Add removed flag.
6611 (lookup_type_die): If the DIE is marked as removed, clear
6612 TYPE_SYMTAB_DIE and return NULL.
6613 (lookup_decl_die): If the DIE is marked as removed, remove it
6614 from the hash and return NULL.
6615 (mark_removed): New helper.
6616 (prune_unused_types_prune): Call it for removed DIEs.
6617 (gen_subprogram_die): Move the premark_used_types call to after
6618 DIEs for the functions scopes are generated.
6619 (process_scope_var): Do not re-create pruned types or type decls.
6620 Make sure to also re-parent type decls.
6621 (dwarf2out_finish): Move unused type pruning and debug_types
6623 (dwarf2out_early_finish): ... here.
6625 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
6627 * config/arc/arc-c.c: New file.
6628 * config/arc/arc-c.def: Likewise.
6629 * config/arc/t-arc: Likewise.
6630 * config.gcc: Include arc-c.o as c and cpp object.
6631 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
6632 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
6633 arc_cpu_cpp_builtins.
6635 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
6637 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
6638 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
6640 2016-09-28 Nathan Sidwell <nathan@acm.org>
6642 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
6645 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
6647 PR tree-optimization/61056
6648 * gimple-fold.c (gimple_fold_builtin_strchr):
6649 New function to optimize strchr (s, 0) to strlen.
6650 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
6652 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
6654 PR tree-optimization/77724
6655 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
6656 Add tree_fits_shwi_p check.
6658 2016-09-27 Jakub Jelinek <jakub@redhat.com>
6660 * auto-inc-dec.c (try_merge): Remove break after return.
6661 * cselib.c (autoinc_split): Likewise.
6662 * explow.c (promote_mode): Likewise.
6663 * fixed-value.c (fixed_arithmetic): Likewise.
6664 * hsa.c (hsa_internal_fn::get_arity): Likewise.
6665 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
6666 * trans-mem.c (get_attrs_for): Likewise.
6667 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
6668 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
6669 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
6670 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
6671 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
6672 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
6673 * config/cris/cris.c (cris_op_str): Likewise.
6674 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
6675 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
6677 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
6679 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
6680 IFN_GOACC_REDUCTION_CODES): New.
6681 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
6682 ifn_goacc_reduction_kind): Use them.
6683 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
6684 of internal functions, when applicable.
6686 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
6688 * config/mips/constraints.md (d): Fix documentation.
6689 * doc/md.texi (Machine Constraints): Update accordingly.
6691 2016-09-27 Richard Biener <rguenther@suse.de>
6693 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
6694 cur_line_info_table initialization ...
6695 (dwarf2out_assembly_start): ... here.
6697 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
6699 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
6700 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
6701 (*thumb2_movhi_vfp): Likewise.
6702 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
6703 template. Expand predicable attribute to mark VMOV.F16 as not
6704 predicable. Add "arch" attribute.
6705 (*thumb2_movhi_fp16): Likewise.
6706 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
6707 (*thumb2_movsi_vfp): Add "arch" attribute.
6709 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
6711 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
6714 2016-09-27 Marek Polacek <polacek@redhat.com>
6716 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
6719 * config/c6x/c6x.h: Adjust fall through comment.
6720 * config/sh/sh.c (final_prescan_insn): Likewise.
6721 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
6722 (visium_expand_fp_cstore): Likewise.
6724 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6726 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
6727 expected by -Wimplicit-fallthrough.
6728 (thumb1_size_rtx_costs): Likewise.
6729 (thumb2_reorg): Likewise.
6730 (tls_mentioned_p): Add "Fall through" comment.
6731 (thumb2_reorg): Likewise.
6732 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
6733 comment form expected by -Wimplicit-fallthrough.
6735 2016-09-27 Martin Liska <mliska@suse.cz>
6737 PR gcov-profile/46266
6738 * input.h (RESERVED_LOCATION_P): New macro.
6739 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
6740 instread of comparison with UNKNOWN_LOCATION.
6742 2016-09-27 Richard Biener <rguenther@suse.de>
6744 PR tree-optimization/77745
6745 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6746 When removing redundant stores make sure to check compatibility
6747 of the TBAA state for downstream accesses.
6748 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
6749 value-numbering virtual operands for store matches.
6751 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
6754 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
6755 movrt patterns. Match them before anything else in the SET case.
6757 2016-09-27 Martin Liska <mliska@suse.cz>
6759 PR gcov-profile/7970
6760 PR gcov-profile/16855
6761 PR gcov-profile/44779
6762 * coverage.c (build_gcov_exit_decl): New function.
6763 (coverage_obj_init): Call the function and generate __gcov_exit
6765 * doc/gcov.texi: Document when __gcov_exit function is called.
6767 2016-09-27 Marek Polacek <polacek@redhat.com>
6770 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6771 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
6772 -Wno-error instead of -Wno-implicit-fallthrough.
6774 2016-09-27 Martin Liska <mliska@suse.cz>
6777 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
6779 2016-09-27 Jakub Jelinek <jakub@redhat.com>
6781 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
6782 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
6783 comments. Remove break after return.
6784 (ix86_fp_compare_code_to_integer, has_dispatch,
6785 ix86_simd_clone_usable): Remove break after return.
6787 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6789 PR rlt-optimization/77714
6790 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
6793 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
6796 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
6797 extract_range_from_unary_expr to convert value_range.
6798 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
6799 (extract_range_from_unary_expr): This.
6800 * tree-vrp.h (extract_range_from_unary_expr): Declare.
6802 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
6804 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
6806 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6808 * config/i386/i386.c (ix86_print_operand)
6809 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
6810 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
6811 (epilogue_renumber): Likewise.
6813 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
6816 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
6817 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
6819 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6821 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
6822 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
6823 is_mm_seq_cst, is_mm_sync): Move to ...
6824 * memmodel.h: This. New file.
6825 * builtins.c: Include memmodel.h.
6826 * optabs.c: Likewise.
6828 * config/aarch64/aarch64.c: Likewise.
6829 * config/alpha/alpha.c: Likewise.
6830 * config/arm/arm.c: Likewise.
6831 * config/i386/i386.c: Likewise.
6832 * config/ia64/ia64.c: Likewise.
6833 * config/mips/mips.c: Likewise.
6834 * config/rs6000/rs6000.c: Likewise.
6835 * config/sparc/sparc.c: Likewise.
6836 * genconditions.c: Include memmodel.h in generated file.
6837 * genemit.c: Likewise.
6838 * genoutput.c: Likewise.
6839 * genpeep.c: Likewise.
6840 * genpreds.c: Likewise.
6841 * genrecog.c: Likewise.
6843 2016-09-26 David Malcolm <dmalcolm@redhat.com>
6845 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
6846 "c" instead when parsing characters. Move operand parsing into...
6847 (read_rtx_operand): ...this new function, renaming "i" to "idx",
6848 and tightening the scope of various locals.
6850 2016-09-26 Liu Hao <lh_mouse@126.com>
6852 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
6854 2016-09-26 Marek Polacek <polacek@redhat.com>
6856 * system.h: Use __has_attribute to check whether the fallthrough
6857 attribute is supported.
6859 2016-09-26 Marek Polacek <polacek@redhat.com>
6861 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
6862 gimple_call_internal_p.
6863 * ipa-split.c (find_return_bb): Likewise.
6864 (execute_split_functions): Likewise.
6865 * omp-low.c (dump_oacc_loop_part): Likewise.
6866 (oacc_loop_xform_head_tail): Likewise.
6867 * predict.c (predict_loops): Likewise.
6868 * sanopt.c (pass_sanopt::execute): Likewise.
6869 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
6870 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
6871 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
6872 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
6873 (expand_ifn_va_arg): Likewise.
6874 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6875 (optimize_mask_stores): Likewise.
6876 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
6877 (vect_transform_stmt): Likewise.
6878 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
6879 * tsan.c (instrument_memory_accesses): Likewise.
6881 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6882 Alexander Monakov <amonakov@ispras.ru>
6884 * regrename.c (rename_chains): Check
6885 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
6886 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
6887 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
6889 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6891 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
6892 (s390_sched_score): Likewise.
6894 2016-09-26 Martin Liska <mliska@suse.cz>
6896 * doc/gcov.texi: Update program output of gcov tool.
6898 2016-09-26 Martin Liska <mliska@suse.cz>
6900 PR gcov-profile/23332
6901 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
6902 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
6903 * value-prof.c (dump_histogram_value): Do not handle
6904 HIST_TYPE_CONST_DELTA.
6905 (stream_in_histogram_value): Likewise.
6906 (gimple_find_values_to_profile): Likewise.
6907 * value-prof.h (enum hist_type): Likewise.
6909 2016-09-26 Martin Liska <mliska@suse.cz>
6911 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
6912 from default sanitize recover values.
6913 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
6914 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
6915 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
6917 * opts.c (finish_options): Do a generic loop over options
6918 that can be recovered.
6919 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
6921 (common_handle_option): Likewise.
6922 * opts.h: Declare can_recover to sanitizer_opts_s.
6924 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
6926 * target.def(elf_flags_numeric): Change documentation to present tense.
6927 * doc/tm.texi: Regenerate.
6929 2016-09-26 Marek Polacek <polacek@redhat.com>
6932 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6933 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
6934 -Wno-switch-fallthrough.
6935 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
6936 (expand_builtin): Likewise.
6937 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
6938 * convert.c (convert_to_real_1): Likewise.
6939 (convert_to_integer_1): Likewise.
6940 * final.c (output_alternate_entry_point): Likewise.
6941 * genattrtab.c (make_canonical): Likewise.
6942 (write_test_expr): Likewise.
6943 * genpreds.c (validate_exp): Likewise.
6944 * gimple-ssa-strength-reduction.c
6945 (find_candidates_dom_walker::before_dom_children): Likewise.
6946 * godump.c (go_format_type): Likewise.
6947 * reload1.c (elimination_effects): Likewise.
6948 * resource.c (mark_referenced_resources): Likewise.
6949 (mark_set_resources): Likewise.
6950 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
6951 * varasm.c (output_addressed_constants): Likewise.
6953 2016-09-26 Marek Polacek <polacek@redhat.com>
6956 * common.opt (Wimplicit-fallthrough): New option.
6957 * doc/extend.texi: Document statement attributes and the fallthrough
6959 * doc/invoke.texi: Document -Wimplicit-fallthrough.
6960 * gimple.h (gimple_call_internal_p): New function.
6961 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
6962 (struct label_entry): New struct.
6963 (find_label_entry): New function.
6964 (case_label_p): New function.
6965 (collect_fallthrough_labels): New function.
6966 (last_stmt_in_scope): New function.
6967 (should_warn_for_implicit_fallthrough): New function.
6968 (warn_implicit_fallthrough_r): New function.
6969 (maybe_warn_implicit_fallthrough): New function.
6970 (expand_FALLTHROUGH_r): New function.
6971 (expand_FALLTHROUGH): New function.
6972 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
6973 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
6974 (gimplify_label_expr): New function.
6975 (gimplify_case_label_expr): Set location.
6976 (gimplify_expr): Call gimplify_label_expr.
6977 * internal-fn.c (expand_FALLTHROUGH): New function.
6978 * internal-fn.def (FALLTHROUGH): New internal function.
6979 * langhooks.c (lang_GNU_OBJC): New function.
6980 * langhooks.h (lang_GNU_OBJC): Declare.
6981 * system.h (gcc_fallthrough): Define.
6982 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
6983 * tree.h (FALLTHROUGH_LABEL_P): Define.
6985 2016-09-26 Richard Biener <rguenther@suse.de>
6987 * dwarf2out.c (stripattributes): Remove unused function.
6988 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
6989 Push dwarf_split_debug_info handling into init_sections_and_labels.
6990 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
6991 (DEBUG_MACRO_SECTION_FLAGS): Remove.
6992 (debug_macinfo_section_name): New global.
6993 (output_macinfo): Use debug_macinfo_section_name.
6994 (init_sections_and_labels): Split out section and label generation
6995 from dwarf2out_init. Set debug_macinfo_section_name.
6996 (dwarf2out_init): Move text section label generation and emission
6998 (dwarf2out_assembly_start): ... here.
6999 (dwarf2out_finish): Call init_sections_and_labels before DWARF
7002 2016-09-26 Richard Biener <rguenther@suse.de>
7005 * cgraphunit.c (analyze_functions): Before early removing
7006 global vars calls the late_global_decl debug handler mark
7007 the variable as readonly.
7009 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
7012 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
7013 (sh_rtx_costs): Handle SET of movt and movrt patterns.
7014 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
7015 declare new overloads.
7016 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
7019 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7021 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
7022 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
7024 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
7026 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
7027 * configure: Regenerate.
7029 2016-09-24 Marek Polacek <polacek@redhat.com>
7032 * doc/invoke.texi: Document -Wbool-operation.
7034 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7036 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
7037 * config/rs6000/rs6000.c (expand_block_compare): New function used by
7038 cmpmemsi pattern to do builtin expansion of memcmp ().
7039 (compute_current_alignment): Add helper function for
7040 expand_block_compare used to compute alignment as the compare proceeds.
7041 (select_block_compare_mode): Used by expand_block_compare to select
7042 the mode used for reading the next chunk of bytes in the compare.
7043 (do_load_for_compare): Used by expand_block_compare to emit the load
7044 insns for the compare.
7045 (rs6000_emit_dot_insn): Moved this function to avoid a forward
7046 reference from expand_block_compare ().
7047 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
7048 prototype for this function.
7049 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
7050 target option for controlling how much code inline expansion of
7051 memcmp() will be allowed to generate.
7053 2016-09-23 Jakub Jelinek <jakub@redhat.com>
7055 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
7056 hook_bool_mode_false, hook_bool_mode_true,
7057 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7058 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7059 hook_bool_const_rtx_insn_const_rtx_insn_true,
7060 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
7061 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
7062 hook_bool_const_tree_hwi_hwi_const_tree_false,
7063 hook_bool_const_tree_hwi_hwi_const_tree_true,
7064 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
7065 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7066 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
7067 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
7068 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
7069 hook_bool_const_tree_true, hook_bool_tree_tree_false,
7070 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
7071 hook_bool_rtx_insn_true, hook_bool_rtx_false,
7072 hook_bool_uintp_uintp_false,
7073 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
7074 hook_rtx_tree_int_null, hook_uint_mode_0,
7075 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
7076 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
7077 hook_constcharptr_const_rtx_insn_null,
7078 hook_constcharptr_const_tree_const_tree_null,
7079 hook_constcharptr_int_const_tree_null,
7080 hook_constcharptr_int_const_tree_const_tree_null,
7081 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
7082 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
7083 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
7085 * vec.h (vNULL): Extend comment to say = vNULL initialization
7086 isn't needed for static vars.
7088 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
7089 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
7090 = vNULL initialization of file scope vec.
7091 * passes.c (pass_tab, enabled_pass_uid_range_tab,
7092 disabled_pass_uid_range_tab): Likewise.
7093 * haifa-sched.c (sched_luids, h_i_d): Likewise.
7094 * tree-chkp-opt.c (check_infos): Likewise.
7095 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
7097 * vec.h (vnull::operator vec): Add constexpr keyword for
7100 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
7102 PR tree-optimization/77654
7103 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
7104 to duplicate_ssa_name_ptr_info.
7106 2016-09-23 David Malcolm <dmalcolm@redhat.com>
7108 PR preprocessor/77672
7109 * input.c (selftest::test_lexer_string_locations_simple): Update
7110 test to expect location information of the terminator character
7111 at the location of the final closing quote.
7112 (selftest::test_lexer_string_locations_hex): Likewise.
7113 (selftest::test_lexer_string_locations_oct): Likewise.
7114 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
7115 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
7116 (selftest::test_lexer_string_locations_ucn4): Likewise.
7117 (selftest::test_lexer_string_locations_ucn8): Likewise.
7118 (selftest::test_lexer_string_locations_u8): Likewise.
7119 (selftest::test_lexer_string_locations_utf8_source): Likewise.
7120 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
7121 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
7122 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
7123 (selftest::test_lexer_string_locations_macro): Likewise.
7124 (selftest::test_lexer_string_locations_long_line): Likewise.
7126 2016-09-23 Richard Biener <rguenther@suse.de>
7128 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
7129 virtual definition to virtual use if the call devirtualizes
7130 to a const or pure function.
7131 (visit_use): Also visit calls we can devirtualize to a
7132 const or pure function.
7134 2016-09-23 Richard Biener <rguenther@suse.de>
7136 PR tree-optimization/77697
7137 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
7138 signal error if we have sth ternary or unhandled.
7140 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7142 * config/arm/arm_neon.h (vabd_f16): New.
7176 (vcvt_f16_s16): New.
7177 (vcvt_f16_u16): New.
7178 (vcvt_s16_f16): New.
7179 (vcvt_u16_f16): New.
7180 (vcvtq_f16_s16): New.
7181 (vcvtq_f16_u16): New.
7182 (vcvtq_s16_f16): New.
7183 (vcvtq_u16_f16): New.
7184 (vcvta_s16_f16): New.
7185 (vcvta_u16_f16): New.
7186 (vcvtaq_s16_f16): New.
7187 (vcvtaq_u16_f16): New.
7188 (vcvtm_s16_f16): New.
7189 (vcvtm_u16_f16): New.
7190 (vcvtmq_s16_f16): New.
7191 (vcvtmq_u16_f16): New.
7192 (vcvtn_s16_f16): New.
7193 (vcvtn_u16_f16): New.
7194 (vcvtnq_s16_f16): New.
7195 (vcvtnq_u16_f16): New.
7196 (vcvtp_s16_f16): New.
7197 (vcvtp_u16_f16): New.
7198 (vcvtpq_s16_f16): New.
7199 (vcvtpq_u16_f16): New.
7200 (vcvt_n_f16_s16): New.
7201 (vcvt_n_f16_u16): New.
7202 (vcvtq_n_f16_s16): New.
7203 (vcvtq_n_f16_u16): New.
7204 (vcvt_n_s16_f16): New.
7205 (vcvt_n_u16_f16): New.
7206 (vcvtq_n_s16_f16): New.
7207 (vcvtq_n_u16_f16): New.
7221 (vmul_lane_f16): New.
7224 (vmulq_lane_f16): New.
7246 (vrsqrteq_f16): New.
7250 (vrsqrtsq_f16): New.
7254 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7256 * config.gcc (extra_headers): Add arm_fp16.h
7257 * config/arm/arm_fp16.h: New.
7258 * config/arm/arm_neon.h: Include "arm_fp16.h".
7260 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7262 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
7264 (vmulf): New (v8hf, v4hf variants).
7265 (vfma): New (v8hf, v4hf variants).
7266 (vfms): New (v8hf, v4hf variants).
7267 (vsub): New (v8hf, v4hf variants).
7268 (vcage): New (v8hf, v4hf variants).
7269 (vcagt): New (v8hf, v4hf variants).
7270 (vcale): New (v8hf, v4hf variants).
7271 (vcalt): New (v8hf, v4hf variants).
7272 (vceq): New (v8hf, v4hf variants).
7273 (vcgt): New (v8hf, v4hf variants).
7274 (vcge): New (v8hf, v4hf variants).
7275 (vcle): New (v8hf, v4hf variants).
7276 (vclt): New (v8hf, v4hf variants).
7277 (vceqz): New (v8hf, v4hf variants).
7278 (vcgez): New (v8hf, v4hf variants).
7279 (vcgtz): New (v8hf, v4hf variants).
7280 (vcltz): New (v8hf, v4hf variants).
7281 (vclez): New (v8hf, v4hf variants).
7282 (vabd): New (v8hf, v4hf variants).
7283 (vmaxf): New (v8hf, v4hf variants).
7284 (vmaxnm): New (v8hf, v4hf variants).
7285 (vminf): New (v8hf, v4hf variants).
7286 (vminnm): New (v8hf, v4hf variants).
7287 (vpmaxf): New (v4hf variant).
7288 (vpminf): New (v4hf variant).
7289 (vpadd): New (v4hf variant).
7290 (vrecps): New (v8hf, v4hf variants).
7291 (vrsqrts): New (v8hf, v4hf variants).
7292 (vabs): New (v8hf, v4hf variants).
7293 (vneg): New (v8hf, v4hf variants).
7294 (vrecpe): New (v8hf, v4hf variants).
7295 (vrnd): New (v8hf, v4hf variants).
7296 (vrnda): New (v8hf, v4hf variants).
7297 (vrndm): New (v8hf, v4hf variants).
7298 (vrndn): New (v8hf, v4hf variants).
7299 (vrndp): New (v8hf, v4hf variants).
7300 (vrndx): New (v8hf, v4hf variants).
7301 (vrsqrte): New (v8hf, v4hf variants).
7302 (vmul_lane): Add v4hf and v8hf variants.
7303 (vmul_n): Add v4hf and v8hf variants.
7304 (vext): New (v8hf, v4hf variants).
7305 (vcvts): New (v8hi, v4hi variants).
7306 (vcvts): New (v8hf, v4hf variants).
7307 (vcvtu): New (v8hi, v4hi variants).
7308 (vcvtu): New (v8hf, v4hf variants).
7309 (vcvts_n): New (v8hf, v4hf variants).
7310 (vcvtu_n): New (v8hi, v4hi variants).
7311 (vcvts_n): New (v8hi, v4hi variants).
7312 (vcvtu_n): New (v8hf, v4hf variants).
7313 (vbsl): New (v8hf, v4hf variants).
7314 (vcvtas): New (v8hf, v4hf variants).
7315 (vcvtau): New (v8hf, v4hf variants).
7316 (vcvtms): New (v8hf, v4hf variants).
7317 (vcvtmu): New (v8hf, v4hf variants).
7318 (vcvtns): New (v8hf, v4hf variants).
7319 (vcvtnu): New (v8hf, v4hf variants).
7320 (vcvtps): New (v8hf, v4hf variants).
7321 (vcvtpu): New (v8hf, v4hf variants).
7323 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7325 * config/arm/arm-builtins.c (hf_UP): New.
7327 (vfp_builtin_data): New. Update comment.
7328 (enum arm_builtins): Include "arm_vfp_builtins.def".
7329 (ARM_BUILTIN_VFP_PATTERN_START): New.
7330 (arm_init_vfp_builtins): New.
7331 (arm_init_builtins): Add arm_init_vfp_builtins.
7332 (arm_expand_vfp_builtin): New.
7333 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
7335 * config/arm/arm_vfp_builtins.def: New file.
7336 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
7337 (arm-builtins.o): Likewise.
7339 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
7342 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
7343 from constant while creating value range.
7345 2016-09-23 Renlin Li <renlin.li@arm.com>
7347 * ira.c (ira): Move ira_use_lra_p initialization code to ...
7348 (ira_init_once): Here.
7350 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
7351 Jakub Jelinek <jakub@redhat.com>
7353 * hooks.h (hook_uint_uintp_false): Rename to...
7354 (hook_bool_uint_uintp_false): ... this.
7355 * hooks.c (hook_uint_uintp_false): Rename to...
7356 (hook_bool_uint_uintp_false): ... this.
7357 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
7358 instead of hook_uint_uintp_false.
7360 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7362 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
7363 (arm_init_builtins): Move body of a loop to the standalone
7364 function arm_init_neon_builtin.
7365 (arm_expand_neon_builtin_1): New. Update comment. Function body
7366 moved from arm_neon_builtin with some white-space fixes.
7367 (arm_expand_neon_builtin): Move code into the standalone function
7368 arm_expand_neon_builtin_1.
7370 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7372 * config/arm/iterators.md (VCVTHI): New.
7373 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
7377 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
7378 (V_HALF): Add V4HF. Fix white-space.
7379 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
7380 (V_s_elem): Likewise.
7381 (V_sz_elem): Fix white-space.
7382 (V_elem_ch): Likewise.
7384 (scalar_mul_constraint): Add V8HF and V4HF.
7385 (Is_float_mode): Fix white-space.
7386 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
7387 (q): Add HF. Fix white-space.
7390 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
7391 (neon_vfm_lane_as): New.
7392 * config/arm/neon.md (add<mode>3_fp16): New.
7393 (sub<mode>3_fp16): New.
7394 (mul<mode>3add<mode>_neon): New.
7395 (fma<VH:mode>4_intrinsic): New.
7396 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
7397 (fmsub<VH:mode>4_intrinsic): New.
7398 (<absneg_str><mode>2): New.
7399 (neon_v<absneg_str><mode>): New.
7400 (neon_v<fp16_rnd_str><mode>): New.
7401 (neon_vrsqrte<mode>): New.
7402 (neon_vpaddv4hf): New.
7403 (neon_vadd<mode>): New.
7404 (neon_vsub<mode>): New.
7405 (neon_vmulf<mode>): New.
7406 (neon_vfma<VH:mode>): New.
7407 (neon_vfms<VH:mode>): New.
7408 (neon_vc<cmp_op><mode>): New.
7409 (neon_vc<cmp_op><mode>_fp16insn): New
7410 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
7411 (neon_vca<cmp_op><mode>): New.
7412 (neon_vca<cmp_op><mode>_fp16insn): New.
7413 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
7414 (neon_vc<cmp_op>z<mode>): New.
7415 (neon_vabd<mode>): New.
7416 (neon_v<maxmin>f<mode>): New.
7417 (neon_vp<maxmin>fv4hf: New.
7418 (neon_<fmaxmin_op><mode>): New.
7419 (neon_vrecps<mode>): New.
7420 (neon_vrsqrts<mode>): New.
7421 (neon_vrecpe<mode>): New (VH variant).
7422 (neon_vdup_lane<mode>_internal): New.
7423 (neon_vdup_lane<mode>): New.
7424 (neon_vcvt<sup><mode>): New (VCVTHI variant).
7425 (neon_vcvt<sup><mode>): New (VH variant).
7426 (neon_vcvt<sup>_n<mode>): New (VH variant).
7427 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
7428 (neon_vcvt<vcvth_op><sup><mode>): New.
7429 (neon_vmul_lane<mode>): New.
7430 (neon_vmul_n<mode>): New.
7431 * config/arm/unspecs.md (UNSPEC_VCALE): New
7432 (UNSPEC_VCALT): New.
7433 (UNSPEC_VFMA_LANE): New.
7434 (UNSPECS_VFMS_LANE): New.
7436 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7438 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
7439 ("*extzv<mode><clobbercc_or_nocc>"):
7440 Correct a typo in a comment.
7442 ("*insv<mode>_zEC12", "*insv<mode>_z10")
7443 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
7444 ("*insv<mode>_zEC12_appendbitsleft")
7445 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
7446 ("*insv<mode>_z10_appendbitsleft"): Ditto.
7447 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
7448 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
7449 Provide pattern with operands switched.
7450 ("*pre_z10_extv<mode>"):
7451 Use new subst patterns.
7452 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
7453 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
7454 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
7455 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
7456 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
7457 ("*<risbg_n>_sidi_ior_and_lshiftrt")
7458 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
7460 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
7461 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
7462 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
7464 ("SINT"): New mode_iterator with SI, HI, QI.
7465 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
7466 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
7469 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7471 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
7472 new interface of s390_contiguous_bitmask_p.
7473 ("contiguous_bitmask_nowrap_operand"): New predicate.
7474 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
7475 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
7476 of s390_contiguous_bitmask_p.
7477 ("NxxDw"): Rename NxxDq constraint to NxxDw.
7478 ("NxxSw"): New constraint.
7479 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
7480 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
7482 (s390_contiguous_bitmask_nowrap_p): Export.
7483 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
7484 former s390_contiguous_bitmask_p.
7485 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
7486 detect contiguous bit ranges with wraparound. Change signature to
7487 return START and END position instead of POS and LENGTH.
7488 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
7489 ranges with wraparound.
7490 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
7491 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
7492 Adapt to new signature of s390_contiguous_bitmask_p.
7494 2016-09-23 Bin Cheng <bin.cheng@arm.com>
7496 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
7497 (create_intersect_range_checks): New.
7498 (vect_create_cond_for_alias_checks): Call above function.
7500 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7502 * config/arm/iterators.md (Code iterators): Fix some white-space
7506 (FCVT): Moved from vfp.md.
7507 (VCVT_HF_US_N): New.
7508 (VCVT_SI_US_N): New.
7513 (FCVTI32typename): Moved from vfp.md.
7514 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
7515 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
7516 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
7517 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
7518 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
7520 (fp16_rnd_str): New.
7521 (fp16_rnd_insn): New.
7522 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
7523 (UNSPEC_VCVT_HF_U_N): New.
7524 (UNSPEC_VCVT_SI_S_N): New.
7525 (UNSPEC_VCVT_SI_U_N): New.
7526 (UNSPEC_VCVTH_S): New.
7527 (UNSPEC_VCVTH_U): New.
7528 (UNSPEC_VCVTA_S): New.
7529 (UNSPEC_VCVTA_U): New.
7530 (UNSPEC_VCVTM_S): New.
7531 (UNSPEC_VCVTM_U): New.
7532 (UNSPEC_VCVTN_S): New.
7533 (UNSPEC_VCVTN_U): New.
7534 (UNSPEC_VCVTP_S): New.
7535 (UNSPEC_VCVTP_U): New.
7536 (UNSPEC_VCVTP_S): New.
7537 (UNSPEC_VCVTP_U): New.
7539 (UNSPEC_VRNDA): New.
7540 (UNSPEC_VRNDI): New.
7541 (UNSPEC_VRNDM): New.
7542 (UNSPEC_VRNDN): New.
7543 (UNSPEC_VRNDP): New.
7544 (UNSPEC_VRNDX): New.
7545 * config/arm/vfp.md (<absneg_str>hf2): New.
7547 (neon_v<fp16_rnd_str>hf): New.
7548 (neon_vrndihf): New.
7553 (*mulsf3neghf_vfp): New.
7554 (*negmulhf3_vfp): New.
7555 (*mulsf3addhf_vfp): New.
7556 (*mulhf3subhf_vfp): New.
7557 (*mulhf3neghfaddhf_vfp): New.
7558 (*mulhf3neghfsubhf_vfp): New.
7561 (fmsubhf4_fp16): New.
7565 (neon_vsqrthf): New.
7566 (neon_vrsqrtshf): New.
7567 (FCVT): Move to iterators.md.
7568 (FCVTI32typename): Likewise.
7569 (neon_vcvth<sup>hf): New.
7570 (neon_vcvth<sup>si): New.
7571 (neon_vcvth<sup>_nhf_unspec): New.
7572 (neon_vcvth<sup>_nhf): New.
7573 (neon_vcvth<sup>_nsi_unspec): New.
7574 (neon_vcvth<sup>_nsi): New.
7575 (neon_vcvt<vcvth_op>h<sup>si): New.
7576 (neon_<fmaxmin_op>hf): New.
7578 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7580 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
7581 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
7582 ("*insv<mode>_zEC12_appendbitsleft")
7583 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
7584 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
7586 2016-09-23 Jakub Jelinek <jakub@redhat.com>
7588 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
7589 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
7590 construct values without normalization.
7591 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
7592 static local lhs_ops to vNULL.
7594 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7595 Jiong Wang <jiong.wang@arm.com>
7597 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
7598 available when FP16 instructions are available.
7599 (output_move_vfp): Add support for 16-bit data moves.
7600 (arm_validize_comparison): Fix some white-space. Support HFmode
7601 by conversion to SFmode.
7602 * config/arm/arm.md (truncdfhf2): Fix a comment.
7603 (extendhfdf2): Likewise.
7605 (movsicc): Fix some white-space.
7607 (movsfcc): Fix some white-space.
7609 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
7610 instructions are available.
7611 (*thumb2_movhi_vfp): Likewise.
7612 (*arm_movhi_fp16): New.
7613 (*thumb2_movhi_fp16): New.
7614 (*movhf_vfp_fp16): New.
7615 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
7616 (*movhf_vfp): Likewise.
7617 (extendhfsf2): Enable when VFP FP16 instructions are available.
7618 (truncsfhf2): Enable when VFP FP16 instructions are available.
7620 2016-09-23 Martin Liska <mliska@suse.cz>
7622 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
7624 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7626 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
7628 (arm_evpc_neon_vtrn): Likewise.
7629 (arm_evpc_neon_vrev): Likewise.
7630 (arm_evpc_neon_vext): Likewise.
7631 * config/arm/arm_neon.h (vbsl_f16): New.
7635 (vdup_lane_f16): New.
7636 (vdupq_lane_f16): New.
7649 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
7650 (vdup_lane): New (v8hf, v4hf variants).
7651 (vext): New (v8hf, v4hf variants).
7652 (vbsl): New (v8hf, v4hf variants).
7653 * config/arm/iterators.md (VDQWH): New.
7655 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
7656 (Scalar_mul_8_16): Fix white-space.
7657 (Is_d_reg): Add V4HF and V8HF.
7658 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
7659 (neon_vdup_lane<mode>): New.
7660 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
7661 (*neon_vtrn<mode>_insn): Likewise.
7662 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
7663 (*neon_vzip<mode>_insn): Likewise
7664 (neon_vuzp<mode>_internal): Likewise.
7665 (*neon_vuzp<mode>_insn): Likewise
7666 * config/arm/vec-common.md (vec_perm_const<mode>): New.
7668 2016-09-23 Jiong Wang <jiong.wang@arm.com>
7669 Matthew Wahab <matthew.wahab@arm.com>
7671 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
7672 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
7673 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
7674 available. Also fix some white-space.
7675 * config/arm/vfp.md (*arm_movhi_vfp): New.
7676 (*thumb2_movhi_vfp): New.
7678 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7680 * config/arm/arm-c.c (arm_cpu_builtins): Define
7681 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
7682 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
7684 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7686 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
7687 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
7688 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
7689 arm_v8_2a_fp16_neon_hw.
7690 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
7693 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7695 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
7696 arm_fp16_alternative_ok and arm_fp16_none_ok.
7698 2016-09-23 Martin Liska <mliska@suse.cz>
7700 * ipa-icf.c (sem_variable::merge): Replace adress with address.
7702 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7704 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
7706 ("armv8.2-a+fp16"): New.
7707 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
7708 (FL2_FP16INST): New.
7709 (FL2_FOR_ARCH8_2A): New.
7710 * config/arm/arm-tables.opt: Regenerate.
7711 * config/arm/arm.c (arm_arch8_2): New.
7712 (arm_fp16_inst): New.
7713 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
7714 for incompatible fp16-format settings.
7715 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
7716 (TARGET_NEON_FP16INST): New.
7717 (arm_arch8_2): Declare.
7718 (arm_fp16_inst): Declare.
7719 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
7720 march=armv8.2-a and march=armv8.2-a+fp16.
7721 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
7723 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
7724 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
7726 2016-09-23 Martin Liska <mliska@suse.cz>
7728 * doc/extend.texi: Remove fused-madd from i386 target options.
7730 2016-09-23 Martin Liska <mliska@suse.cz>
7732 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
7735 2016-09-23 Martin Liska <mliska@suse.cz>
7737 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
7740 2016-09-23 Martin Liska <mliska@suse.cz>
7743 * config/i386/i386.c (ix86_option_override_internal): Change
7744 signature and return false when there's an error related to
7746 (release_options_strings): New function.
7747 (ix86_valid_target_attribute_tree): Call the function.
7749 2016-09-23 Jakub Jelinek <jakub@redhat.com>
7751 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
7752 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
7753 (gen_hsa_ctor_assignment): Likewise.
7754 * print-tree.c (print_node): Likewise.
7755 * tree-dump.c (dequeue_and_dump): Likewise.
7756 * tree-sra.c (sra_modify_constructor_assign): Likewise.
7757 * expr.c (store_constructor): Likewise.
7758 * fold-const.c (operand_equal_p): Likewise.
7759 * tree-pretty-print.c (dump_generic_node): Likewise.
7760 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
7761 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
7763 2016-09-23 Richard Biener <rguenther@suse.de>
7765 * hooks.h (hook_uint_uintp_false): Declare.
7767 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7769 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
7770 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
7772 2016-09-22 Martin Sebor <msebor@redhat.com>
7775 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
7776 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
7777 (target_int_min): Correct computation.
7778 (format_integer): Use long long as the argument for the ll length
7780 (format_floating): Use target_int_max().
7781 (get_string_length): Same.
7782 (format_string): Avoid setting the bounded flag for strings
7784 (try_substitute_return_value): Avoid setting range info when
7785 the result isn't bounded.
7786 * varasm.c (assemble_name): Increase buffer size.
7788 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
7789 Terry Guo <terry.guo@arm.com>
7791 * target.def (elf_flags_numeric): New target hook.
7792 * targhooks.h (default_asm_elf_flags_numeric): New.
7793 * varasm.c (default_asm_elf_flags_numeric): New.
7794 (default_elf_asm_named_section): Use new target hook.
7795 * config/arm/arm.opt (mpure-code): New.
7796 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
7797 * config/arm/arm.c (arm_asm_init_sections): Add section
7798 attribute to default text section if -mpure-code.
7799 (arm_option_check_internal): Diagnose use of option with
7800 non supported targets and/or options.
7801 (arm_asm_elf_flags_numeric): New.
7802 (arm_function_section): New.
7803 (arm_elf_section_type_flags): New.
7804 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
7806 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
7807 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
7809 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
7811 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
7813 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7815 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
7816 * rtl.h: Adjust prototype.
7818 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7820 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
7821 (prev_active_insn): Likewise.
7822 (active_insn_p): Likewise.
7823 * rtl.h: Adjust prototypes.
7824 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7825 * config/arc/arc.md: Likewise.
7826 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
7827 (branch_needs_nop_p): Likewise.
7828 (use_skip_p): Likewise.
7829 * config/sh/sh.c (gen_block_redirect): Likewise.
7830 (split_branches): Likewise.
7831 * reorg.c (optimize_skip): Likewise.
7832 (fill_simple_delay_slots): Likewise.
7833 (fill_slots_from_thread): Likewise.
7834 (relax_delay_slots): Likewise.
7835 * resource.c (mark_target_live_regs): Likewise.
7837 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7839 * config/cris/cris.c (cris_asm_output_case_end): Change argument
7841 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
7842 (prev_nonnote_nondebug_insn): Likewise.
7843 * config/cris/cris-protos.h: Adjust prototype.
7845 * jump.c (rtx_renumbered_equal_p): Adjust.
7847 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7849 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
7850 * rtl.h: Adjust prototype.
7851 * config/sh/sh.md: Adjust.
7852 * dwarf2out.c (add_var_loc_to_decl): Likewise.
7854 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7856 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
7857 (prev_nondebug_insn): Likewise.
7858 * loop-doloop.c (doloop_condition_get): Likewise.
7859 * rtl.h: Adjust prototype.
7860 * cfgloop.h: Likewise.
7862 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7864 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
7865 (prev_nonnote_insn): Likewise.
7866 * jump.c (reversed_comparison_code_parts): Likewise.
7867 (reversed_comparison): Likewise.
7868 * rtl.h: Adjust prototypes.
7869 * config/arc/arc.md: Adjust.
7870 * cse.c (find_comparison_args): Likewise.
7871 * reorg.c (redundant_insn): Change return type to rtx_insn *.
7872 (fix_reg_dead_note): Change argument type to rtx_insn *.
7873 (delete_prior_computation): Likewise.
7874 (delete_computation): Likewise.
7875 (fill_slots_from_thread): Adjust.
7876 (relax_delay_slots): Likewise.
7877 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7878 (simplify_relational_operation_1): Likewise.
7879 (simplify_ternary_operation): Likewise.
7881 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7883 * config/arc/arc-protos.h (arc_label_align): Change type of
7884 variables from rtx to rtx_insn *.
7885 * config/arc/arc.c (arc_label_align): Likewise.
7886 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
7887 * config/bfin/bfin.c (workaround_speculation): Likewise.
7888 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
7889 (find_last_same_clock): Likewise.
7890 (reorg_split_calls): Likewise.
7891 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
7892 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
7893 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
7894 (same_cmp_following_p): Likewise.
7895 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
7896 (same_cmp_following_p): Likwise.
7897 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
7898 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
7899 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
7900 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
7901 (rl78_alloc_physical_registers_cmp): Likewise.
7902 (rl78_alloc_physical_registers_umul): Likewise.
7903 (rl78_calculate_death_notes): Likewise.
7904 * config/s390/s390-protos.h (s390_label_align): Likewise.
7905 * config/s390/s390.c (s390_label_align): Likewise.
7906 * config/sh/sh.c (barrier_align): Likewise.
7907 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
7908 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
7909 (emit_cbcond_nop): Likewise.
7911 2016-09-22 Martin Liska <mliska@suse.cz>
7914 * ipa-icf.c (sem_variable::merge): Yield merge operation if
7915 alias address matters, not necessarily address of original.
7917 2016-09-22 Richard Biener <rguenther@suse.de>
7920 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
7923 2016-09-22 Richard Biener <rguenther@suse.de>
7926 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
7927 from constant folding results.
7928 (gimple_resimplify2): Likewise.
7929 (gimple_resimplify3): Likewise.
7931 2016-09-22 Richard Biener <rguenther@suse.de>
7934 * expr.c (expand_expr_real_1): Guard array access against negative
7937 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7939 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
7941 (format_floating): Likewise.
7943 2016-09-22 Jakub Jelinek <jakub@redhat.com>
7946 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
7947 for all IFN_GOMP_SIMD_* internal fns, not just for
7948 IFN_GOMP_SIMD_ORDERED_*.
7950 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7953 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
7954 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
7955 instructions when you want to invert the test.
7956 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
7957 correct order for XXSEL.
7958 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
7959 for using XSCMP{EQ,GT,GE}DP.
7961 2016-09-21 David Malcolm <dmalcolm@redhat.com>
7963 * genconstants.c (main): Introduce noop_reader and convert call
7964 to read_md_files to a method call.
7965 * genenums.c (main): Likewise.
7966 * genmddeps.c (main): Likewise.
7967 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
7968 rtx_reader_ptr->get_top_level_filename ().
7969 (write_tm_preds_h): Likewise.
7970 (write_insn_preds_c): Likewise.
7971 * gensupport.c (class gen_reader): New subclass of rtx_reader.
7972 (rtx_handle_directive): Convert to...
7973 (gen_reader::handle_unknown_directive): ...this.
7974 (init_rtx_reader_args_cb): Convert return type from bool to
7975 rtx_reader *. Create a gen_reader instance, using it for the
7976 call to read_md_files. Return it if no errors occur.
7977 (init_rtx_reader_args): Convert return type from bool to
7979 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7980 (init_rtx_reader_args_cb): Likewise.
7981 * read-md.c (struct file_name_list): Move to class rtx_reader.
7982 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
7983 (read_md_filename): Delete in favor of
7984 rtx_reader::m_read_md_filename.
7985 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
7986 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
7987 (base_dir): Delete in favor of rtx_reader::m_base_dir.
7988 (first_dir_md_include): Delete in favor of
7989 rtx_reader::m_first_dir_md_include.
7990 (last_dir_md_include_ptr): Delete in favor of
7991 rtx_reader::m_last_dir_md_include_ptr.
7992 (max_include_len): Delete.
7993 (rtx_reader_ptr): New.
7994 (fatal_with_file_and_line): Use get_filename and get_lineno
7995 accessors of rtx_reader_ptr.
7996 (require_char_ws): Likewise.
7997 (rtx_reader::read_char): New method, based on ::read_char.
7998 (rtx_reader::unread_char): New method, based on ::unread_char.
7999 (read_escape): Use get_filename and get_lineno accessors of
8001 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
8002 (read_string): Use get_filename and get_lineno accessors of
8004 (rtx_reader::rtx_reader): New ctor.
8005 (rtx_reader::~rtx_reader): New dtor.
8006 (handle_include): Convert from a function to...
8007 (rtx_reader::handle_include): ...this method, converting
8008 handle_directive from a callback to a virtual function.
8009 (handle_file): Likewise, converting to...
8010 (rtx_reader::handle_file): ...this method.
8011 (handle_toplevel_file): Likewise, converting to...
8012 (rtx_reader::handle_toplevel_file): ...this method.
8013 (rtx_reader::get_current_location): New method.
8014 (parse_include): Convert from a function to...
8015 (rtx_reader::add_include_path): ...this method, dropping redundant
8016 update to unused max_include_len.
8017 (read_md_files): Convert from a function to...
8018 (rtx_reader::read_md_files): ...this method, converting
8019 handle_directive from a callback to a virtual function.
8020 (noop_reader::handle_unknown_directive): New method.
8021 * read-md.h (directive_handler_t): Delete this typedef.
8023 (read_md_file): Delete.
8024 (read_md_lineno): Delete.
8025 (read_md_filename): Delete.
8026 (class rtx_reader): New class.
8027 (rtx_reader_ptr): New decl.
8028 (class noop_reader): New subclass of rtx_reader.
8029 (read_char): Reimplement in terms of rtx_reader::read_char.
8030 (unread_char): Reimplement in terms of rtx_reader::unread_char.
8031 (read_md_files): Delete.
8032 * read-rtl.c (read_rtx_code): Update for deletion of globals
8033 read_md_filename and read_md_lineno.
8035 2016-09-21 Jason Merrill <jason@redhat.com>
8037 * input.h (from_macro_definition_at): New.
8039 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
8041 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
8043 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8045 PR tree-optimization/77550
8046 * tree-vect-stmts.c (create_array_ref): Change parameters.
8047 (get_group_alias_ptr_type): New function.
8048 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
8050 2016-09-21 Marek Polacek <polacek@redhat.com>
8052 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
8053 Add falls through comment.
8055 2016-09-21 Richard Biener <rguenther@suse.de>
8057 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
8058 (replace_child): Likewise.
8059 (remove_child_TAG): Adjust.
8060 (move_marked_base_types): Likewise.
8061 (prune_unused_types_prune): Clear die_sib of removed children.
8063 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
8066 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
8067 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
8069 2016-09-21 Richard Biener <rguenther@suse.de>
8071 PR tree-optimization/77648
8072 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
8074 (make_transitive_closure_constraints): Adjust comment.
8075 (make_any_offset_constraints): New function.
8076 (handle_rhs_call): Make sure to first expand a pointer to all
8077 subfields before transitively closing it.
8078 (handle_const_call): Likewise. Properly expand returned
8080 (handle_pure_call): Likewise.
8082 2016-09-21 Richard Biener <rguenther@suse.de>
8083 Jakub Jelinek <jakub@redhat.com>
8085 PR tree-optimization/77621
8086 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
8087 group at non-vectorizable stmts.
8089 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8091 PR tree-optimization/72835
8092 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
8093 (make_new_ssa_for_all_defs): Likewise.
8094 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
8096 2016-09-20 Martin Sebor <msebor@redhat.com>
8099 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
8100 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
8101 * config/linux.c (gnu_libc_printf_pointer_format): New function.
8102 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
8103 * config/sol2.c (solaris_printf_pointer_format): New function.
8104 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
8106 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
8107 * doc/tm.texi: Regenerate.
8108 * gimple-fold.h (get_range_strlen): New function.
8109 (get_maxval_strlen): Declare existing function.
8110 * gimple-fold.c (get_range_strlen): Add arguments and compute both
8111 maximum and minimum.
8112 (get_range_strlen): Define overload.
8113 (get_maxval_strlen): Adjust.
8114 * gimple-ssa-sprintf.c: New file and pass.
8115 * passes.def (pass_sprintf_length): Add new pass.
8116 * targhooks.h (default_printf_pointer_format): Declare new function.
8117 (gnu_libc_printf_pointer_format): Same.
8118 (solaris_libc_printf_pointer_format): Same.
8119 * targhooks.c (default_printf_pointer_format): Define new function.
8120 * tree-pass.h (make_pass_sprintf_length): Declare new function.
8121 * print-tree.c: Increase buffer size.
8123 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8125 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
8127 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8129 * common.opt: New option -fipa-vrp.
8130 * ipa-cp.c (ipa_get_vr_lat): New.
8131 (ipcp_vr_lattice::print): Likewise.
8132 (print_all_lattices): Call ipcp_vr_lattice::print.
8133 (ipcp_vr_lattice::meet_with): New.
8134 (ipcp_vr_lattice::meet_with_1): Likewise.
8135 (ipcp_vr_lattice::top_p): Likewise.
8136 (ipcp_vr_lattice::bottom_p): Likewsie.
8137 (ipcp_vr_lattice::set_to_bottom): Likewise.
8138 (set_all_contains_variable): Call VR set_to_bottom.
8139 (initialize_node_lattices): Init VR lattices.
8140 (propagate_vr_accross_jump_function): New.
8141 (propagate_constants_accross_call): Call
8142 propagate_vr_accross_jump_function.
8143 (ipcp_store_vr_results): New.
8144 (ipcp_driver): Handle VR.
8145 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
8146 (ipa_set_jf_unknown): Likewise.
8147 (ipa_compute_jump_functions_for_edge): Likewise.
8148 (ipa_node_params_t::duplicate): Likewise.
8149 (ipa_write_jump_function): Likewise.
8150 (ipa_read_jump_function): Likewise.
8151 (write_ipcp_transformation_info): Likewise.
8152 (read_ipcp_transformation_info): Likewise.
8153 (ipcp_update_vr): New.
8154 (ipcp_transform_function): Handle VR.
8155 * ipa-prop.h (struct ipa_vr): New.
8156 * cgraph.c: Include tree-vrp.h.
8157 * cgraphunit.c: Likewise.
8158 * ipa-utils.c: Likewise.
8161 * toplev.c: Likewise.
8162 * ipa-devirt.c: Likewise.
8163 * ipa-inline-transform.c: Likewise.
8164 * ipa-inline.c: Likewise.
8165 * ipa-profile.c: Likewise.
8167 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8169 * doc/invoke.texi: Document -fdump-tree-evrp.
8170 * passes.def: Define new pass_early_vrp.
8171 * timevar.def: Define new TV_TREE_EARLY_VRP.
8172 * tree-pass.h (make_pass_early_vrp): New.
8173 * tree-ssa-propagate.c: Make replace_uses_in non static.
8174 * tree-ssa-propagate.h: Export replace_uses_in.
8175 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
8176 (extract_range_from_assert): Factor out
8177 extract_range_for_var_from_comparison_expr.
8178 (vrp_initialize_lattice): New.
8179 (vrp_initialize): Factor out vrp_initialize_lattice.
8180 (vrp_valueize): Fix it to reject complex value ranges.
8181 (vrp_free_lattice): New.
8182 (evrp_dom_walker::before_dom_children): Likewise.
8183 (evrp_dom_walker::after_dom_children): Likewise.
8184 (evrp_dom_walker::push_value_range): Likewise.
8185 (evrp_dom_walker::pop_value_range): Likewise.
8186 (execute_early_vrp): Likewise.
8187 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
8188 (make_pass_early_vrp): New.
8190 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
8192 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
8193 instead of exact_log2.
8195 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
8198 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
8199 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
8200 (ix86_add_stmt_cost): Penalize DFmode vector operations
8201 for !TARGET_VECTORIZE_DOUBLE.
8203 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
8205 * doc/invoke.texi (Warning Options): Simplify language.
8206 (Optimize Options): Complete sentence.
8208 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
8210 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
8213 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
8216 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
8217 inits on power8 and above, use the VMRGEW instruction instead of a
8220 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
8221 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
8224 2016-09-20 Tamar Christina <tamar.christina@arm.com>
8226 * config/aarch64/arm_neon.h
8227 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
8228 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
8229 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
8231 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
8233 * config/var/vax.h (ELIMINABLE_REGS): Define.
8234 (INITIAL_ELIMINATION_OFFSET): Define.
8236 2016-09-20 Jakub Jelinek <jakub@redhat.com>
8239 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
8240 cast to void * if the cast is from some other pointer type.
8242 2016-09-20 Richard Biener <rguenther@suse.de>
8244 PR tree-optimization/77646
8245 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
8248 2016-09-20 Tamar Christina <tamar.christina@arm.com>
8250 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
8251 attributes to all inlined functions and make them extern.
8253 2016-09-20 Richard Biener <rguenther@suse.de>
8255 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
8257 * debug.c (do_nothing_debug_hooks): Adjust.
8258 * dbxout.c (dbx_debug_hooks): Likewise.
8259 * sdbout.c (sdb_debug_hooks): Likewise.
8260 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
8261 (dwarf2out_finish): Move producer, filename and
8263 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
8264 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
8266 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8269 * doc/invoke.texi: Document -Wint-in-bool-context.
8272 * dwarf2out.c (output_loc_operands): Fix an assertion.
8274 2016-09-19 Joseph Myers <joseph@codesourcery.com>
8276 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
8277 (CR_DECIMAL_DIG): New macro.
8279 2016-09-19 Joseph Myers <joseph@codesourcery.com>
8281 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
8284 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
8286 PR rtl-optimization/77416
8287 * lra-remat.c (operand_to_remat): Process hard coded insn
8290 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8292 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
8293 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
8295 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
8297 * target.def (lra_p): Wordsmithing.
8298 * doc/tm.texi: Regenerate.
8300 2016-09-19 Jakub Jelinek <jakub@redhat.com>
8301 Jan Hubicka <jh@suse.cz>
8304 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
8305 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
8306 Call ultimate_alias_target just once, not up to 4 times.
8308 2016-09-19 Richard Biener <rguenther@suse.de>
8310 * dwarf2out.c (early_dwarf_finished): New global.
8311 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
8313 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
8314 if called from LTO exit early.
8315 (dwarf2out_late_global_decl): When being during the early
8316 debug phase do not add locations but only const value attributes.
8317 Adjust the way we generate early DIEs for LTO.
8319 2016-09-19 Richard Biener <rguenther@suse.de>
8322 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
8323 proper niter to bound the loops.
8325 2016-09-19 Richard Biener <rguenther@suse.de>
8327 PR tree-optimization/77514
8328 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
8329 search for folded stmt.
8331 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
8333 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
8334 * tree-pass.h (make_pass_early_thread_jumps): Declare.
8335 * tree-ssa-threadbackward.c (fsm_find_thread_path,
8336 fsm_find_thread_path, profitable_jump_thread_path,
8337 fsm_find_control_statement_thread_paths,
8338 find_jump_threads_backwards): Add speed_p parameter.
8339 (pass_data_early_thread_jumps): New pass.
8340 (make_pass_early_thread_jumps): New function.
8342 2016-09-17 Andreas Schwab <schwab@suse.de>
8344 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
8345 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
8347 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
8349 * recog.c (rest_of_handle_split_after_reload): Delete.
8350 (pass_split_after_reload::gate): New method.
8351 (pass_split_after_reload::execute): Call split_all_insns directly.
8353 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
8355 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
8356 parameters for functions taking long long arguments.
8358 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8361 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
8362 splat with truncate.
8364 2016-09-16 Jason Merrill <jason@redhat.com>
8366 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
8368 * hwint.c (exact_log2): Use pow2p_hwi.
8369 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
8370 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
8371 * builtins.c (get_object_alignment_2, get_object_alignment)
8372 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
8374 * calls.c (compute_argument_addresses, store_one_arg): Use
8376 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
8377 * combine.c (force_to_mode): Use least_bit_hwi.
8378 (contains_muldiv, find_split_point, combine_simplify_rtx)
8379 (simplify_if_then_else, simplify_set, force_to_mode)
8380 (if_then_else_cond, simplify_and_const_int_1)
8381 (simplify_compare_const): Use pow2p_hwi.
8382 * cse.c (fold_rtx): Use pow2p_hwi.
8383 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
8385 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
8386 (init_expmed_one_conv): Use pow2p_hwi.
8387 * expr.c (is_aligning_offset): Use pow2p_hwi.
8388 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
8389 (fold_binary_loc): Use pow2p_hwi.
8390 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
8391 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
8392 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
8393 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
8395 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
8396 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
8397 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
8398 * omp-low.c (oacc_loop_fixed_partitions)
8399 (oacc_loop_auto_partitions): Use least_bit_hwi.
8400 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
8401 * stor-layout.c (place_field): Use least_bit_hwi.
8402 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
8403 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
8404 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
8405 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
8406 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
8407 * tree-vect-data-refs.c (vect_analyze_group_access_1)
8408 (vect_grouped_store_supported, vect_grouped_load_supported)
8409 (vect_permute_load_chain, vect_shift_permute_load_chain)
8410 (vect_transform_grouped_load): Use pow2p_hwi.
8411 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
8412 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
8413 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
8415 * tsan.c (instrument_expr): Use least_bit_hwi.
8416 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
8418 2016-09-16 Andreas Schwab <schwab@suse.de>
8420 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
8422 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
8424 2016-09-16 Jakub Jelinek <jakub@redhat.com>
8427 * combine.c (rest_of_handle_combine): If any edges have been purged,
8428 free dominators if available.
8430 2016-09-16 Jakub Jelinek <jakub@redhat.com>
8431 Eric Botcazou <ebotcazou@adacore.com>
8434 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
8435 through into expand_addsub_overflow after expand_neg_overflow.
8437 2016-09-15 David Malcolm <dmalcolm@redhat.com>
8439 * diagnostic-show-locus.c
8440 (selftest::test_fixit_insert_containing_newline): New function.
8441 (selftest::test_fixit_replace_containing_newline): New function.
8442 (selftest::diagnostic_show_locus_c_tests): Call the above.
8444 2016-09-15 Bin Cheng <bin.cheng@arm.com>
8446 PR tree-optimization/77503
8447 * tree-vect-loop.c (vectorizable_reduction): Record reduction
8448 code for CONST_COND_REDUCTION at analysis stage and use it at
8450 * tree-vectorizer.h (struct _stmt_vec_info): New field.
8451 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
8452 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
8455 2016-09-15 Richard Biener <rguenther@suse.de>
8458 * fold-const.c (split_tree): Do not split constant ~X.
8460 2016-09-15 Jakub Jelinek <jakub@redhat.com>
8462 PR rtl-optimization/77425
8463 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
8467 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
8468 use %qs instead of %s where desirable, use argument instead of arg in
8469 the diagnostic wording, add list of supported strategies and
8471 (ix86_option_override_internal): Emit target("m...") instead of
8472 option("m...") in the diagnostic. Use %qs instead of %s in invalid
8473 -march/-mtune option diagnostic. Add list of supported arches/tunings
8474 and spellcheck hint. Remove prefix, suffix and sw variables, use
8475 main_args_p ? "..." : "..." in diagnostics to make translation
8478 2016-09-15 Richard Biener <rguenther@suse.de>
8480 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
8481 extra offset argument.
8482 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
8483 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
8484 to reflect new offset parameter.
8485 * doc/tm.texi: Regenerate.
8486 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
8487 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
8489 (darwin_asm_output_dwarf_offset): Likewise.
8490 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
8492 (darwin_asm_output_dwarf_offset): Pass offset argument through.
8493 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
8494 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
8496 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
8499 * ipa-icf.c (set_alias_uids): New function.
8500 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
8501 all the merged variable's referring aliases.
8503 2016-09-15 Richard Biener <rguenther@suse.de>
8505 PR tree-optimization/77514
8506 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
8507 only forced_stmts sequence.
8509 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
8511 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
8512 * cfgexpand.c (update_alias_info_with_stack_vars): Use
8513 FOR_EACH_SSA_NAME to iterate over SSA variables.
8514 (pass_expand::execute): Likewise.
8515 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
8516 * tree-cfg.c (dump_function_to_file): Likewise.
8517 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
8518 (update_ssa): Likewise.
8519 * tree-ssa-alias.c (dump_alias_info): Likewise.
8520 * tree-ssa-ccp.c (ccp_finalize): Likewise.
8521 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
8522 (create_outofssa_var_map): Likewise.
8523 (coalesce_ssa_name): Likewise.
8524 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
8525 * tree-ssa-pre.c (compute_avail): Likewise.
8526 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
8527 (scc_vn_restore_ssa_info): Likewise.
8528 (free_scc_vn): Likwise.
8529 (run_scc_vn): Likewise.
8530 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
8531 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
8532 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8533 * tree-ssa.c (verify_ssa): Likewise.
8535 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
8537 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
8538 and mips64r2 as default 32-bit and 64-bit architectures.
8539 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
8540 as default 32-bit and 64-bit architectures.
8542 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
8544 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
8547 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8549 * target.def (lra_p): Change commentary (for the manual) for the
8551 * doc/tm.texi: Regenerate.
8553 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8555 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
8556 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
8557 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
8558 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
8560 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8562 * targhooks.c (default_lra_p): Return true instead of false.
8564 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8566 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
8567 hook_bool_void_false.
8568 * config/avr/avr.c: Ditto.
8569 * config/bfin/bfin.c: Ditto.
8570 * config/c6x/c6x.c: Ditto.
8571 * config/cr16/cr16.c: Ditto.
8572 * config/cris/cris.c: Ditto.
8573 * config/epiphany/epiphany.c: Ditto.
8574 * config/fr30/fr30.c: Ditto.
8575 * config/frv/frv.c: Ditto.
8576 * config/h8300/h8300.c: Ditto.
8577 * config/ia64/ia64.c: Ditto.
8578 * config/iq2000/iq2000.c: Ditto.
8579 * config/lm32/lm32.c: Ditto.
8580 * config/m32c/m32c.c: Ditto.
8581 * config/m32r/m32r.c: Ditto.
8582 * config/m68k/m68k.c: Ditto.
8583 * config/mcore/mcore.c: Ditto.
8584 * config/microblaze/microblaze.c: Ditto.
8585 * config/mmix/mmix.c: Ditto.
8586 * config/mn10300/mn10300.c: Ditto.
8587 * config/moxie/moxie.c: Ditto.
8588 * config/msp430/msp430.c: Ditto.
8589 * config/nios2/nios2.c: Ditto.
8590 * config/nvptx/nvptx.c: Ditto.
8591 * config/pa/pa.c: Ditto.
8592 * config/pdp11/pdp11.c: Ditto.
8593 * config/rl78/rl78.c: Ditto.
8594 * config/sparc/sparc.c: Ditto.
8595 * config/spu/spu.c: Ditto.
8596 * config/stormy16/stormy16.c: Ditto.
8597 * config/tilegx/tilegx.c: Ditto.
8598 * config/tilepro/tilepro.c: Ditto.
8599 * config/v850/v850.c: Ditto.
8600 * config/vax/vax.c: Ditto.
8601 * config/visium/visium.c: Ditto.
8602 * config/xtensa/xtensa.c: Ditto.
8604 2016-09-14 Jakub Jelinek <jakub@redhat.com>
8607 * tsan.c: Include target.h.
8608 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
8609 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
8610 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
8611 BUILT_IN_ATOMIC_TEST_AND_SET entries.
8612 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
8614 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
8615 Martin Liska <mliska@suse.cz>
8618 * predict.c (force_edge_cold): Add braces to a condition.
8620 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
8622 PR rtl-optimization/77289
8623 * lra-constraints.c (get_final_hard_regno): Removed.
8624 (get_hard_regno): Add new parameter final_p.
8625 (get_reg_class): Directly call lra_get_elimination_hard_regno.
8626 (operands_match_p): Adjust call to get_hard_regno.
8627 (uses_hard_regs_p): Likewise.
8628 (process_alt_operands): Likewise.
8630 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
8633 * config/msp430/msp430.c (msp430_start_function): Emit an error
8634 if a function is both weak and specifies an interrupt number.
8636 2016-09-13 Jakub Jelinek <jakub@redhat.com>
8638 PR tree-optimization/77454
8639 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
8640 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
8643 2016-09-13 Tamar Christina <tamar.christina@arm.com>
8645 * config/aarch64/aarch64-builtins.c
8646 (aarch64_init_simd_builtins): Fix builtin type signature printing.
8648 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
8650 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
8651 SFmode and SCmode arguments by reference.
8653 2016-09-13 David Malcolm <dmalcolm@redhat.com>
8655 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
8657 (selftest::test_one_liner_fixit_insert_before): ...this, and update
8658 for renaming of add_fixit_insert to add_fixit_insert_before.
8659 (selftest::test_one_liner_fixit_insert_after): New function.
8660 (selftest::test_one_liner_fixit_validation_adhoc_locations):
8661 Update for renaming of add_fixit_insert to add_fixit_insert_before.
8662 (selftest::test_one_liner_many_fixits): Likewise.
8663 (selftest::test_diagnostic_show_locus_one_liner): Update for
8664 renaming, call new test function.
8665 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
8666 renaming of add_fixit_insert to add_fixit_insert_before.
8667 (selftest::test_fixit_consolidation): Likewise.
8668 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
8670 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
8671 (selftest::test_applying_fixits_insert_before): ...this.
8672 (selftest::test_applying_fixits_insert): Update for renaming of
8673 add_fixit_insert to add_fixit_insert_before.
8674 (selftest::test_applying_fixits_insert_after): New function.
8675 (selftest::test_applying_fixits_insert_after_at_line_end): New
8677 (selftest::test_applying_fixits_insert_after_failure): New function.
8678 (selftest::test_applying_fixits_multiple): Update for renaming of
8679 add_fixit_insert to add_fixit_insert_before.
8680 (selftest::change_line): Likewise.
8681 (selftest::test_applying_fixits_unreadable_file): Likewise.
8682 (selftest::test_applying_fixits_line_out_of_range): Likewise.
8683 (selftest::test_applying_fixits_column_validation): Likewise.
8684 (selftest::test_applying_fixits_column_validation): Likewise.
8685 (selftest::edit_context_c_tests): Update for renamed test function;
8686 call new test functions.
8688 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
8690 PR tree-optimization/77536
8691 PR rtl-optimization/68212
8692 * config/rs6000/rs6000.md (div->recip splitter): Remove
8693 optimize_insn_for_speed_p condition.
8695 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
8697 * optabs.c (prepare_cmp_insn): Update documentation comment.
8699 2016-09-13 Jakub Jelinek <jakub@redhat.com>
8700 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8703 * opts.h (candidates_list_and_hint): Declare.
8704 * opts-common.c (candidates_list_and_hint): New function.
8705 (cmdline_handle_error): Use it.
8707 2016-09-12 David Malcolm <dmalcolm@redhat.com>
8709 * edit-context.c (edited_line::get_len): New accessor.
8710 (edited_file::print_diff): Split out hunk-printing into...
8711 (edited_file::print_diff_hunk): New method.
8712 (edited_file::print_diff_line): New method.
8714 2016-09-12 Andrew Pinski <apinski@cavium.com>
8716 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
8718 * config/aarch64/aarch64.c (thunderx_tunings): Enable
8719 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
8720 (aarch64_operands_ok_for_ldpstp): Return false if
8721 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
8722 was SImode and the alignment is less than 8 byte.
8723 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
8725 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
8728 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
8730 2016-09-12 Marek Polacek <polacek@redhat.com>
8732 * doc/extend.texi: Use lowercase "boolean".
8733 * doc/invoke.texi: Likewise.
8734 * doc/md.texi: Likewise.
8735 * target.def: Likewise.
8736 * doc/tm.texi: Regenerated.
8738 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8741 * expmed.c (synth_mult): Delete duplicate mode check.
8743 2016-09-10 Tom de Vries <tom@codesourcery.com>
8746 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
8748 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
8749 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
8751 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
8753 PR rtl-optimization/77289
8754 * lra-constraints.c (get_final_hard_regno): Add support for non hard
8755 register numbers. Remove support for subregs.
8756 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
8757 (get_reg_class): Delete removed get_final_hard_regno() argument.
8758 (uses_hard_regs_p): Call get_final_hard_regno().
8760 2016-09-09 Martin Sebor <msebor@redhat.com>
8764 * pretty-print.c (pp_quoted_string): New function.
8765 (pp_format): Call it for %c and %s directives.
8767 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
8769 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
8770 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
8771 INITIAL_ELIMINATION_OFFSET) : Update documentation.
8772 * target.def (frame_pointer_required, can_eliminate): Likewise.
8773 * doc/tm.texi: Regenerated.
8774 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
8776 * df-scan.c (df_hard_reg_init): Likewise.
8777 * ira.c (ira_setup_eliminable_regset): Likewise.
8778 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
8779 init_elim_table): Likewise.
8780 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
8781 set_initial_elim_offsets, update_eliminables,
8782 init_elim_table): Likewise.
8783 * rtlanal.c (get_initial_register_offset): Likewise.
8784 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
8785 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
8786 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
8787 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
8788 * config/fr30/fr30.h: Fix comment.
8789 * config/frv/frv.c: Likewise.
8790 * config/frv/frv.h: Likewise.
8791 * config/ft32/ft32.h: Likewise.
8792 * config/visium/visium.h: Likewise.
8793 * config/pa/pa64-linux.h: Likewise.
8794 * config/v850/v850.h: Likewise.
8795 * config/cris/cris.c: Likewise.
8796 * config/ia64/ia64.h: Likewise.
8797 * config/moxie/moxie.h: Likewise.
8798 * config/m32r/m32r.h: Likewise.
8800 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
8803 * config.in: Regenerate.
8804 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
8806 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
8807 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
8808 static-libmpxwrappers case.
8809 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
8810 MPX_LD_AS_NEEDED_GUARD_POP.
8811 * configure: Regenerate.
8812 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
8813 defined if linker support "--push-state"/"--pop-state".
8815 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
8817 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
8819 2016-09-09 Joseph Myers <joseph@codesourcery.com>
8821 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
8822 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
8823 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
8824 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
8825 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
8826 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
8827 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
8829 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
8830 width macros from TS 18661-1.
8831 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
8833 2016-09-08 Jakub Jelinek <jakub@redhat.com>
8836 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
8837 OMP_CLAUSE_SAFELEN_EXPR.
8839 2016-09-07 David Malcolm <dmalcolm@redhat.com>
8841 * Makefile.in (OBJS): Add substring-locations.o.
8842 * langhooks-def.h (class substring_loc): New forward decl.
8843 (lhd_get_substring_location): New decl.
8844 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
8845 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
8846 * langhooks.c (lhd_get_substring_location): New function.
8847 * langhooks.h (class substring_loc): New forward decl.
8848 (struct lang_hooks): Add field get_substring_location.
8849 * substring-locations.c: New file, taking definition of
8850 format_warning_va and format_warning_at_substring from
8851 c-family/c-format.c, making them non-static.
8852 * substring-locations.h (class substring_loc): Move class here
8853 from c-family/c-common.h. Add and rewrite comments.
8854 (format_warning_va): New decl.
8855 (format_warning_at_substring): New decl.
8856 (get_source_location_for_substring): Add comment.
8858 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
8860 * config/i386/i386.c: Add 'U' suffix to processor feature bits
8861 to avoid -Wnarrowing warning.
8862 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
8863 * opts.c: Likewise for SANITIZER_OPT bitmasks.
8865 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
8867 * config/aarch64/aarch64.c (aarch64_legitimize_address):
8868 Avoid use of base_offset if offset already in range.
8870 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
8872 * config/sh/sh-protos.h (struct sh_atomic_model,
8873 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
8874 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
8875 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
8876 * config/sh/sh.h (struct sh_atomic_model,
8877 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
8878 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
8879 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
8880 Guard with __cplusplus.
8882 2016-09-06 Jakub Jelinek <jakub@redhat.com>
8885 * config/i386/i386.c (ix86_expand_builtin): For builtin with
8886 unsupported or unknown ISA, use expand_call.
8888 2016-09-06 Martin Liska <mliska@suse.cz>
8890 PR gcov-profile/77378
8891 PR gcov-profile/77466
8892 * tree-profile.c (tree_profiling): Detect whether target can use
8893 -fprofile-update=atomic.
8895 2016-09-06 Richard Biener <rguenther@suse.de>
8897 PR tree-optimization/77479
8898 * tree-vrp.c (update_value_range): Extend overflow handling to
8901 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8904 * config/i386/i386.md (isa): Add x64_avx512bw.
8905 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
8906 (kmov_isa): New mode attr.
8907 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
8908 (*zero_extend<mode>si2): Likewise.
8909 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
8911 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
8913 * doc/invoke.texi (SPU Options): nops -> NOPs.
8914 (x86 Options): Ditto.
8916 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8919 * toplev.c (process_options): Temporarily set input_location
8920 to UNKNOWN_LOCATION around targetm.target_option.override () call.
8922 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
8924 PR rtl-optimization/77452
8925 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
8926 inner-mode reference to a CONST_VECTOR constant in the constant pool.
8928 2016-09-05 Marek Polacek <polacek@redhat.com>
8931 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
8933 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8936 * gensupport.c (alter_output_for_subst_insn): Remove redundant
8937 *insn_out == '*' test. Don't copy unnecessary to yet another
8938 memory buffer, and don't leak it.
8940 PR rtl-optimization/77425
8941 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
8943 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
8945 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
8947 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8949 * common.opt (fdiagnostics-generate-patch): New option.
8950 * diagnostic.c: Include "edit-context.h".
8951 (diagnostic_initialize): Initialize context->edit_context_ptr.
8952 (diagnostic_finish): Delete context->edit_context_ptr.
8953 (diagnostic_report_diagnostic): Add fix-it hints from the
8954 diagnostic to context->edit_context_ptr, if any.
8955 * diagnostic.h (class edit_context): Add forward decl.
8956 (struct diagnostic_context): Add field "edit_context_ptr".
8957 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
8958 -fdiagnostics-generate-patch.
8959 (-fdiagnostics-generate-patch): New item.
8960 * toplev.c: Include "edit-context.h".
8961 (process_options): Set global_dc->edit_context_ptr to a new
8962 edit_context if the options need one.
8963 (toplev::main): Handle -fdiagnostics-generate-patch by using
8964 global_dc->edit_context_ptr.
8966 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8969 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
8970 map and firstprivate clauses on target construct for _Atomic
8972 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
8973 on target construct for _Atomic qualified decls.
8974 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
8976 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
8977 _Atomic qualified arguments not mentioned in uniform clause.
8979 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8981 * Makefile.in (OBJS-libcommon): Add edit-context.o.
8982 * diagnostic-color.c (color_dict): Add "diff-filename",
8983 "diff-hunk", "diff-delete", and "diff-insert".
8984 (parse_gcc_colors): Update default value of GCC_COLORS in comment
8985 to reflect above changes.
8986 * doc/invoke.texi (-fdiagnostics-color): Update description of
8987 default GCC_COLORS, and of the supported capabilities.
8988 * edit-context.c: New file.
8989 * edit-context.h: New file.
8990 * input.c (struct fcache): Add field "missing_trailing_newline".
8991 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
8993 (add_file_to_cache_tab): Likewise.
8994 (fcache::fcache): Likewise.
8995 (get_next_line): Update c->missing_trailing_newline.
8996 (location_missing_trailing_newline): New function.
8997 * input.h (location_missing_trailing_newline): New decl.
8998 * selftest-run-tests.c (selftest::run_tests): Call
8999 edit_context_c_tests.
9000 * selftest.h (edit_context_c_tests): New decl.
9002 2016-09-02 Jakub Jelinek <jakub@redhat.com>
9003 Richard Biener <rguenth@suse.de>
9005 PR tree-optimization/77444
9006 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
9007 as steptype, remove redundant initialization.
9009 2016-09-02 Jakub Jelinek <jakub@redhat.com>
9012 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
9013 (sanopt_optimize_walker): Optimize away
9014 __asan_before_dynamic_init (...) followed by
9015 __asan_after_dynamic_init () without intervening memory loads/stores.
9016 * ipa-pure-const.c (special_builtin_state): Handle
9017 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
9018 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
9020 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9022 * cfg.c (free_original_copy_tables): Replace second assignment of
9023 bb_copy = NULL by bb_original = NULL.
9025 2016-09-02 Jakub Jelinek <jakub@redhat.com>
9028 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
9029 assignment added in r216794.
9031 2016-09-02 David Malcolm <dmalcolm@redhat.com>
9033 * Makefile.in (OBJS): Add typed-splay-tree.o.
9034 * selftest-run-tests.c (selftest::run_tests): Call
9035 typed_splay_tree_c_tests.
9036 * selftest.h (typed_splay_tree_c_tests): New decl.
9037 * typed-splay-tree.c: New file.
9038 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
9039 (typed_splay_tree::max): New method.
9040 (typed_splay_tree::min): New method.
9041 (typed_splay_tree::foreach): New method.
9042 (typed_splay_tree::closure): New struct.
9043 (typed_splay_tree::inner_foreach_fn): New function.
9045 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9047 * ipa-cp.c (ipcp_store_bits_results): Change option name from
9048 -fipa-cp-bit to -fipa-bit-cp.
9050 2016-09-01 Martin Sebor <msebor@redhat.com>
9052 PR tree-optimization/71831
9053 * tree-object-size.h: Return bool instead of the size and add
9054 argument for the size.
9055 * tree-object-size.c (compute_object_offset): Update signature.
9056 (addr_object_size): Same.
9057 (compute_builtin_object_size): Return bool instead of the size
9058 and add argument for the size. Handle POINTER_PLUS_EXPR when
9059 optimization is disabled.
9060 (expr_object_size): Adjust.
9061 (plus_stmt_object_size): Adjust.
9062 (pass_object_sizes::execute): Adjust.
9063 * builtins.c (fold_builtin_object_size): Adjust.
9064 * doc/extend.texi (Object Size Checking): Update.
9065 * ubsan.c (instrument_object_size): Adjust.
9067 2016-09-01 Martin Sebor <msebor@redhat.com>
9069 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
9070 it fits the output of the formatted function regardless of its
9072 * genmodes.c (parser::parse_expr): Same.
9073 * gimplify.c (gimplify_asm_expr): Same.
9074 * passes.c (pass_manager::register_one_dump_file): Same.
9075 * print-tree.c (print_node): Same.
9077 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9079 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
9081 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9083 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
9085 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9087 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
9088 * config/rs6000/vector.md: Ditto.
9089 * config/rs6000/vsx.md: Ditto.
9091 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
9093 * ipa-inline-analysis.c (param_change_prob): Get to the base object
9096 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9098 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
9099 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
9100 *return_and_restore_gpregs_<mode>_r11,
9101 *return_and_restore_gpregs_<mode>_r12,
9102 *return_and_restore_gpregs_<mode>_r1,
9103 *return_and_restore_fpregs_<mode>_r11,
9104 *return_and_restore_fpregs_<mode>_r12,
9105 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
9106 directly instead of via the "l" constraint. Renumber operands.
9109 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9111 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
9112 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
9113 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
9114 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
9115 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
9116 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
9117 *call_value_nonlocal_darwin64, reload_macho_picbase,
9118 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
9119 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
9120 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
9121 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
9122 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
9123 *save_fpregs_<mode>_r1): Ditto.
9124 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
9125 *return_and_restore_gpregs_spe): Ditto.
9127 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9129 * config/rs6000/rs6000.md
9130 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
9131 the use of the link register.
9132 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
9134 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9135 Michael Meissner <meissner@linux.vnet.ibm.com>
9138 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
9139 reg+reg addressing for TImode.
9140 (rs6000_legitimate_address_p): Only allow register indirect
9141 addressing for TImode, even without TARGET_QUAD_MEMORY.
9143 2016-09-01 Richard Biener <rguenther@suse.de>
9146 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
9147 check whether the result fits the desired result type.
9149 2016-09-01 Nathan Sidwell <nathan@acm.org>
9151 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
9153 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
9155 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
9157 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
9159 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9161 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
9162 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
9163 for comparisons of integer ZERO_EXTEND against zero.
9165 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
9167 * config/i386/i386.c (ix86_option_override_internal): Also disable the
9168 STV pass if -mstackrealign is enabled.
9170 2016-08-31 Ilya Verbin <iverbin@gmail.com>
9172 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
9175 2016-08-31 David Malcolm <dmalcolm@redhat.com>
9177 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
9178 (layout_range::intersects_line_p): New method.
9179 (test_range_contains_point_for_single_point): Rename to...
9180 (test_layout_range_for_single_point): ...this, and add testing
9181 for layout_range::intersects_line_p.
9182 (test_range_contains_point_for_single_line): Rename to...
9183 (test_layout_range_for_single_line): ...this, and add testing
9184 for layout_range::intersects_line_p.
9185 (test_range_contains_point_for_multiple_lines): Rename to...
9186 (test_layout_range_for_multiple_lines): ...this, and add testing
9187 for layout_range::intersects_line_p.
9188 (layout::layout): Populate m_fixit_hints.
9189 (layout::get_expanded_location): Handle the case of a line-span
9191 (layout::validate_fixit_hint_p): New method.
9192 (get_line_span_for_fixit_hint): New function.
9193 (layout::calculate_line_spans): Add spans for fixit-hints.
9194 (layout::should_print_annotation_line_p): New method.
9195 (layout::print_any_fixits): Drop param "richloc", instead using
9196 validated fixits in m_fixit_hints. Add "const" to hint pointers.
9197 (diagnostic_show_locus): Avoid printing blank annotation lines.
9198 (selftest::test_diagnostic_context::test_diagnostic_context):
9199 Initialize show_column and start_span.
9200 (selftest::test_diagnostic_context::start_span_cb): New static
9202 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
9203 (selftest::diagnostic_show_locus_c_tests): Update for function
9204 renamings. Call test_diagnostic_show_locus_fixit_lines.
9206 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
9208 PR tree-optimization/73714
9209 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
9211 2016-08-31 David Malcolm <dmalcolm@redhat.com>
9213 * selftest.c: Move "namespace selftest {" to top of file,
9214 removing explicit "selftest::" qualifiers throughout.
9216 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
9218 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
9220 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
9221 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
9222 Replace builtin with vector extension.
9223 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
9225 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
9226 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
9227 Replace builtin with vector extension.
9228 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
9229 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
9230 Replace builtin with vector extension.
9231 * config/i386/xmmintrin.h (__m128_u): New type.
9232 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
9233 (_mm_load_ps, _mm_store_ps): Simplify.
9235 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
9237 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
9239 2016-08-30 David Malcolm <dmalcolm@redhat.com>
9241 * diagnostic-show-locus.c (colorizer::begin_state): Support more
9242 than 3 ranges per diagnostic by alternating between color 1 and
9244 (layout::layout): Replace use of rich_location::MAX_RANGES
9245 with richloc->get_num_locations ().
9246 (layout::calculate_line_spans): Replace use of
9247 rich_location::MAX_RANGES with m_layout_ranges.length ().
9248 (layout::print_annotation_line): Handle arbitrary numbers of
9249 ranges in caret-printing by defaulting to '^'.
9250 (selftest::test_one_liner_many_fixits): New function.
9251 (test_diagnostic_show_locus_one_liner): Call it.
9252 * diagnostic.c (diagnostic_initialize): Update for renaming
9253 of rich_location::MAX_RANGES to
9254 rich_location::STATICALLY_ALLOCATED_RANGES.
9255 * diagnostic.h (struct diagnostic_context): Likewise.
9257 2016-08-30 David Malcolm <dmalcolm@redhat.com>
9259 * selftest.c (selftest::named_temp_file::named_temp_file): New
9261 (selftest::temp_source_file::~temp_source_file): Move to...
9262 (selftest::named_temp_file::~named_temp_file): ...here.
9263 (selftest::test_named_temp_file): New function.
9264 (selftest::selftest_c_tests): Call test_named_temp_file.
9265 * selftest.h (class named_temp_file): New class.
9266 (class temp_source_file): Convert to a subclass of named_temp_file.
9268 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
9270 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
9271 USEs of LR_REGNO in returns and sibcalls.
9272 (rs6000_output_mi_thunk): Similar.
9273 (rs6000_sibcall_aix): Similar.
9274 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
9275 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
9276 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
9277 Remove the USE of LR_REGNO from the patterns as well. Delete an
9279 (return_internal_<mode>): Delete.
9281 2016-08-30 Tamar Christina <tamar.christina@arm.com>
9283 * config/aarch64/aarch64-simd.md
9284 (aarch64_ld2<mode>_dreg_le): New.
9285 (aarch64_ld2<mode>_dreg_be): New.
9286 (aarch64_ld2<mode>_dreg): Removed.
9287 (aarch64_ld3<mode>_dreg_le): New.
9288 (aarch64_ld3<mode>_dreg_be): New.
9289 (aarch64_ld3<mode>_dreg): Removed.
9290 (aarch64_ld4<mode>_dreg_le): New.
9291 (aarch64_ld4<mode>_dreg_be): New.
9292 (aarch64_ld4<mode>_dreg): Removed.
9293 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
9295 2016-08-30 David Malcolm <dmalcolm@redhat.com>
9297 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
9298 redundant location param.
9299 (test_one_liner_fixit_remove): Likewise.
9300 (test_one_liner_fixit_replace): Likewise.
9301 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
9302 * gcc-rich-location.c
9303 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
9304 get_range_from_loc. Drop overload taking a const char *.
9305 * gcc-rich-location.h
9306 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
9309 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
9311 * config/linux.c (linux_libc_has_function): Return true on musl.
9313 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
9315 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
9317 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
9319 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
9320 used for abnormal egdes.
9322 2016-08-30 Jakub Jelinek <jakub@redhat.com>
9324 PR tree-optimization/72866
9325 * tree-vect-patterns.c (search_type_for_mask): Turn into
9326 a small wrapper, move all code to ...
9327 (search_type_for_mask_1): ... this new function. Add caching
9328 and adjust recursive calls.
9331 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
9332 instead of lookup_type_die (type_main_variant (type)) even for array
9336 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
9337 constant pool reference return x instead of c.
9339 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
9341 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
9344 2016-08-29 David Malcolm <dmalcolm@redhat.com>
9347 (selftest::test_make_location_nonpure_range_endpoints): Fix
9350 2016-08-29 David Malcolm <dmalcolm@redhat.com>
9352 * diagnostic-show-locus.c
9353 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
9355 (selftest::test_diagnostic_show_locus_one_liner): Call it.
9356 * input.c (get_pure_location): Move to libcpp/line-map.c.
9357 * input.h (get_pure_location): Convert decl to an inline function
9358 calling implementation in libcpp.
9360 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
9363 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
9364 template for intel asm dialect.
9365 (vec_set_hi_<mode><mask_name>): Ditto.
9367 2016-08-29 David Malcolm <dmalcolm@redhat.com>
9369 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
9370 (selftest::fail_formatted): Likewise.
9372 2016-08-29 David Malcolm <dmalcolm@redhat.com>
9374 * input.c (make_location): Call get_start and get_finish
9375 on the endpoints to avoid storing packed ranges or ad-hoc
9377 (selftest::test_make_location_nonpure_range_endpoints): New function.
9378 (selftest::input_c_tests): Call it.
9379 * input.h (get_start): New inline function.
9381 2016-08-29 Tom de Vries <tom@codesourcery.com>
9384 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
9387 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
9389 * Makefile.in (gcov-iov.h): Add dummy recipe.
9391 2016-08-29 Nathan Sidwell <nathan@acm.org>
9393 * config/nvptx/nvptx.c: #include tree-vrp.h.
9395 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
9398 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
9399 HIGH+LO construct during reload.
9401 2016-08-28 Tom de Vries <tom@codesourcery.com>
9404 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
9405 'sysv_abi va_list' attribute.
9406 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
9407 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
9410 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9412 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
9413 * emit-rtl.c (unshare_all_rtl_1): Adjust.
9414 (unshare_all_rtl_again): Likewise.
9415 * function.c (assign_stack_local_1): Likewise.
9416 (assign_stack_temp_for_type): Likewise.
9418 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9420 * cfgbuild.c (make_edges): Adjust.
9421 * cfgrtl.c (can_delete_label_p): Likewise.
9422 * dwarf2cfi.c (create_trace_edges): Likewise.
9423 * except.c (sjlj_emit_dispatch_table): Likewise.
9424 * function.h (struct expr_status): make x_forced_labels a vector.
9425 * jump.c (rebuild_jump_labels_1): Adjust.
9426 * reload1.c (set_initial_label_offsets): Likewise.
9427 * stmt.c (force_label_rtx): Likewise.
9428 (expand_label): Likewise.
9430 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9432 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
9434 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
9436 PR tree-optimization/71077
9437 PR tree-optimization/68542
9438 * fold-const.c (fold_relational_const): Fix folding of
9439 VECTOR_CST comparisons that have a scalar boolean result type.
9440 (selftest::test_vector_folding): New static function.
9441 (selftest::fold_const_c_tests): Call it.
9443 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9445 * doc/extend.texi (SPU Built-in Functions): Remove stale
9446 references to material formerly at IBM and Sony.
9448 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
9451 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
9453 2016-08-26 David Malcolm <dmalcolm@redhat.com>
9455 * diagnostic-show-locus.c
9456 (selftest::test_fixit_consolidation): New function.
9457 (selftest::diagnostic_show_locus_c_tests): Call it.
9458 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
9459 constructor based on source_range.
9461 2016-08-26 David Malcolm <dmalcolm@redhat.com>
9463 * diagnostic-color.c (color_dict): Add "fixit-insert" and
9465 (parse_gcc_colors): Update description of default GCC_COLORS.
9466 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
9467 (colorizer::set_fixit_insert): New method.
9468 (colorizer::set_fixit_delete): New method.
9469 (colorizer::get_color_by_name): New method.
9470 (colorizer::STATE_FIXIT_INSERT): New constant.
9471 (colorizer::STATE_FIXIT_DELETE): New constant.
9472 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
9473 fields in favor of new field "m_stop_color". Add fields
9474 "m_fixit_insert" and "m_fixit_delete".
9475 (colorizer::colorizer): Update for above changes. Replace
9476 colorize_start calls with calls to get_color_by_name.
9477 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
9478 STATE_FIXIT_DELETE. Update for field renamings.
9479 (colorizer::finish_state): Simplify by using m_stop_color,
9480 rather than multiple identical "*_ce" fields.
9481 (colorizer::get_color_by_name): New method.
9482 (layout::print_any_fixits): Print insertions and replacements
9483 using the "fixit-insert" color, and deletions using the
9484 "fixit-delete" color.
9485 * doc/invoke.texi (-fdiagnostics-color): Update description of
9486 default GCC_COLORS, and of the supported capabilities.
9488 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
9490 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
9491 current_function_static_stack_size variable with the static
9492 stack frame size of the current function when
9493 flag_stack_usage_info is enabled.
9495 2016-08-26 Nathan Sidwell <nathan@acm.org>
9497 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
9498 assignment inside if condition.
9500 2016-08-26 Richard Biener <rguenther@suse.de>
9502 PR tree-optimization/69047
9503 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
9504 extracts similar to what FRE does.
9505 (non_rewritable_mem_ref_base): Likewise.
9507 2016-08-26 Joseph Myers <joseph@codesourcery.com>
9509 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
9510 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9511 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9512 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9513 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
9515 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9516 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9517 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9518 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
9519 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9521 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9524 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
9525 reservation duration to 15 cycles.
9526 (cortex_a8_vfp_macs): Likewise.
9527 (cortex_a8_vfp_macd): Likewise.
9528 (cortex_a8_vfp_divs): Likewise.
9529 (cortex_a8_vfp_divd): Likewise.
9531 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9533 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
9534 (aarch_macro_fusion_pair_p): Use above to avoid early return.
9536 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9537 Martin Jambhor <mjambor@suse.cz>
9539 * common.opt: New option -fipa-bit-cp.
9540 * doc/invoke.texi: Document -fipa-bit-cp.
9541 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
9542 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
9543 * tree-ssa-ccp.h: New header file.
9544 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
9545 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
9546 Replace all occurences of tree parameter by two new params: signop, int.
9547 (bit_value_unop_1): Change to bit_value_unop and export it.
9548 Replace all occurences of tree parameter by two new params: signop,
9550 (bit_value_binop): Change call from bit_value_binop_1 to
9552 (bit_value_assume_aligned): Likewise.
9553 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
9554 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
9556 (ccp_finalize): Skip processing if val->mask == 0.
9557 * ipa-cp.c: Include tree-ssa-ccp.h
9558 (ipcp_bits_lattice): New class.
9559 (ipcp_param_lattice (bits_lattice): New member.
9560 (print_all_lattices): Call ipcp_bits_lattice::print.
9561 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
9562 (initialize_node_lattices): Likewise.
9563 (propagate_bits_accross_jump_function): New function.
9564 (propagate_constants_accross_call): Call
9565 propagate_bits_accross_jump_function.
9566 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
9567 (ipcp_store_bits_results): New function.
9568 (ipcp_driver): Call ipcp_store_bits_results.
9569 * ipa-prop.h (ipa_bits): New struct.
9570 (ipa_jump_func): Add new member bits of type ipa_bits.
9571 (ipa_param_descriptor): Change decl to decl_or_type.
9572 (ipa_get_param): Change decl to decl_or_type and assert on
9574 (ipa_get_type): New function.
9575 (ipcp_transformation_summary): New member bits.
9576 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
9577 (ipa_populate_param_decls): Likewise.
9578 (ipa_dump_param): Likewise.
9579 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
9581 (ipa_set_jf_unknown): Set ipa_bits::known to false.
9582 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
9584 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
9585 (ipa_write_jump_function): Add streaming for ipa_bits.
9586 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
9587 (write_ipcp_transformation_info): Add streaming for ipa_bits
9589 (read_ipcp_transfomration_info): Add support for reading streamed
9591 (ipcp_update_bits): New function.
9592 (ipcp_transform_function): Call ipcp_update_bits.
9594 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
9596 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
9597 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
9599 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
9601 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
9603 2016-08-25 Richard Biener <rguenther@suse.de>
9605 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
9606 Only add locations in late dwarf.
9607 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
9608 (dwarf2out_early_finish): But do it here.
9610 2016-08-24 Michael Collison <michael.collison@linaro.org>
9611 Michael Collison <michael.collison@arm.com>
9613 * config/arm/arm-modes.def: Add new condition code mode CC_V
9614 to represent the overflow bit.
9615 * config/arm/arm.c (maybe_get_arm_condition_code):
9616 Add support for CC_Vmode.
9617 (arm_gen_unlikely_cbranch): New function to generate common
9618 rtl conditional branches for overflow patterns.
9619 * config/arm/arm-protos.h: Add prototype for
9620 arm_gen_unlikely_cbranch.
9621 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
9622 addsi3_compareV_upper): New patterns to support signed
9623 builtin overflow add operations.
9624 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
9625 New patterns to support unsigned builtin add overflow operations.
9626 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
9627 builtin overflow subtract operations,
9628 (usubv<mode>4): New patterns to support unsigned builtin subtract
9629 overflow operations.
9630 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
9631 to support builtin overflow negate operations.
9633 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9636 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9638 * explow.c (get_dynamic_stack_size): Take known alignment of stack
9639 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
9642 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
9644 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
9645 MULTILIB_OPTIONS should be used. Small wording fixes.
9646 * genmultilib: Memorize set of all option combinations in
9647 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
9648 found in MULTILIB_OPTIONS by checking if option set is listed in
9649 combination_space. Output new and existing error message to stderr.
9651 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
9653 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
9654 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
9655 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
9656 (MULTILIB_REUSE): Remove reuse rules for option set including
9657 -mfpu=fp-armv8 and -mfpu=vfpv4
9659 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
9661 * config/arm/t-rtems: Add vfp multilib.
9663 2016-08-23 Ian Lance Taylor <iant@golang.org>
9665 * config/s390/s390.c (s390_asm_file_start): Call
9668 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9670 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
9671 initialization of all 0's to the 0 constant, instead of directly
9672 generating XOR. Add support for V4SImode vector initialization on
9673 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
9674 initialization. Change variables used in V4SFmode vector
9675 intialization. For V4SFmode vector splat on ISA 3.0, make sure
9676 any memory addresses are in index form. Add support for using
9677 VSPLTH/VSPLTB to initialize vector short and vector char vectors
9678 with all of the same element.
9679 (regno_or_subregno): New helper function to return a register
9680 number for either REG or SUBREG.
9681 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
9682 Use regno_or_subregno where possible.
9683 (rs6000_split_v4si_init_di_reg): New helper function to build up a
9684 DImode value from two SImode values in order to generate V4SImode
9685 vector initialization on 64-bit systems with direct move.
9686 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
9688 (rtx_is_swappable_p): V4SImode vector initialization insn is not
9690 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
9692 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
9693 attributes to initialize V8HImode and V16QImode vectors with the
9695 (VSX_SPLAT_COUNT): Likewise.
9696 (VSX_SPLAT_SUFFIX): Likewise.
9697 (UNSPEC_VSX_VEC_INIT): New unspec.
9698 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
9699 Allow SFmode values to come from Altivec registers.
9700 (vsx_init_v4si): New insn/split for V4SImode vector initialization
9701 on 64-bit systems with direct move.
9702 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
9703 vector initializations, to allow V4SImode vector initializations
9704 on 64-bit systems with direct move.
9705 (vsx_splat_v4si): Likewise.
9706 (vsx_splat_v4si_di): Likewise.
9707 (vsx_splat_v4sf): Likewise.
9708 (vsx_splat_v4sf_internal): Likewise.
9709 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
9711 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
9712 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
9713 initializing V8HImode and V16QImode vectors with the same
9715 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
9716 optimization if -maltivec=be.
9718 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
9720 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
9721 attribute for alternatives 3 and 4.
9723 2016-08-23 David Malcolm <dmalcolm@redhat.com>
9725 * selftest.c (selftest::assert_str_contains): New function.
9726 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
9727 * selftest.h (selftest::assert_str_contains): New decl.
9728 (ASSERT_STR_CONTAINS): New macro.
9730 2016-08-23 Richard Biener <rguenther@suse.de>
9732 PR tree-optimization/77286
9733 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
9735 (vect_transform_loop): Split exit edges of loop and scalar
9736 loop if required and at the appropriate time.
9738 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9740 * explow.c (get_dynamic_stack_size): Take known alignment of stack
9741 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
9743 Correct a typo in a comment.
9745 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9747 * config/s390/s390.md ("*andc_split"): New splitter for and with
9750 2016-08-23 Richard Biener <rguenther@suse.de>
9752 PR tree-optimization/27336
9753 * tree-vrp.c (infer_value_range): Handle stmts that can throw
9754 by looking for a non-EH edge.
9755 (process_assert_insertions_for): Likewise.
9757 2016-08-23 Richard Biener <rguenther@suse.de>
9760 * statistics.c (statistics_counter_event): Robustify against
9763 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9765 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
9766 for targets amdfam10 and barcelona.
9768 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
9770 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
9771 (zero_extend<mode>di2): Ditto.
9772 (*zero_extend<mode>si2): Ditto.
9773 (*zero_extendqihi2): Ditto.
9775 2016-08-22 Joseph Myers <joseph@codesourcery.com>
9778 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
9779 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
9781 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
9783 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
9784 identical consecutive elements.
9785 [SSA_NAME]: Print the name's def stmt on its own line. When printing
9786 the node's def stmt, avoid printing an unwanted trailing newline by
9787 replacing the call to print_gimple_stmt() with its inlined body and
9788 adjusting it to not set pp_needs_newline and to call pp_flush()
9789 instead of pp_newline_and_flush().
9791 2016-08-22 Joseph Myers <joseph@codesourcery.com>
9793 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
9794 (float32_type_node, float64_type_node, float32x_type_node)
9795 (float128x_type_node): New macros.
9796 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
9797 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
9798 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
9799 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
9800 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
9801 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
9802 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
9803 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
9804 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
9805 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
9806 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
9807 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
9808 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
9809 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
9810 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
9811 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
9812 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
9813 (copysign, fabs, huge_val, inf, nan, nans): Use it.
9814 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
9816 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
9817 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
9818 * doc/extend.texi (Other Builtins): Document these built-in
9820 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
9823 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
9825 * doc/install.texi (Binaries): www.opencsw.org now uses https.
9827 2016-08-22 Richard Biener <rguenther@suse.de>
9829 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
9831 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
9834 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
9835 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
9836 non-SSE2 athlons only, otherwise prefer SSE prefetches.
9838 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9840 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
9841 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
9842 (vrp_visit_switch_stmt): Likewise.
9843 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
9844 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
9845 (vrp_visit_stmt): Use extract_range_from_stmt.
9846 (vrp_visit_phi_node): Use extract_range_from_phi_node.
9848 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9850 * Makefile.in: Add tree-vrp.h to GTFILES.
9851 * gengtype.c (open_base_files): Add tree-vrp.h.
9852 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
9853 * builtins.c: Likewise.
9854 * fold-const.c: Likewise.
9855 * gimple-builder.c: Likewise.
9856 * gimple-laddress.c: Likewise.
9857 * hsa-gen.c: Likewise.
9858 * internal-fn.c: Likewise.
9860 * targhooks.c: Liewise,
9861 * tree-ssa-address.c: Likewise.
9862 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
9863 * tree-vrp.c (struct value_range): Move to tree-vrp.h
9864 * tree-vrp.h: New file.
9866 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9868 PR tree-optimization/61839
9869 * tree-vrp.c (two_valued_val_range_p): New.
9870 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
9871 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
9872 Also Convert VAR BINOP CST where VAR is two-valued to
9873 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
9875 2016-08-19 David Malcolm <dmalcolm@redhat.com>
9877 * diagnostic-show-locus.c
9878 (layout::annotation_line_showed_range_p): New method.
9879 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
9880 Reimplement case fixit_hint::REPLACE to cover removals, and
9881 replacements where the range of the replacement isn't one
9882 of the ranges in the rich_location.
9883 (test_one_liner_fixit_replace): Likewise.
9884 (selftest::test_one_liner_fixit_replace_non_equal_range): New
9886 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
9888 (selftest::test_diagnostic_show_locus_one_liner): Call the new
9890 * diagnostic.c (print_parseable_fixits): Remove case
9893 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
9896 * config/i386/i386.c (ix86_option_override_internal): Remove
9897 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
9898 Enable SSE prefetch also for TARGET_PREFETCHWT1.
9899 Do not try to enable TARGET_PRFCHW ISA flag here.
9900 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
9901 Rewrite expander function body.
9902 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
9904 2016-08-19 Joseph Myers <joseph@codesourcery.com>
9907 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
9908 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
9909 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
9910 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
9911 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
9912 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
9913 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
9914 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
9915 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
9917 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
9919 (struct floatn_type_info): New structure type.
9920 (floatn_nx_types): New variable declaration.
9921 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
9922 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
9923 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
9924 * tree.c (floatn_nx_types): New variable.
9925 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
9926 corresponding complex types.
9927 * target.def (floatn_mode): New hook.
9928 * targhooks.c: Include "real.h".
9929 (default_floatn_mode): New function.
9930 * targhooks.h (default_floatn_mode): New prototype.
9931 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
9933 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
9934 effective-target and dg-add-options keywords.
9935 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
9936 Document new effective-target keywords.
9937 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
9938 * doc/tm.texi: Regenerate.
9939 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
9940 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
9941 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
9943 * real.h (struct real_format): Add field ieee_bits.
9944 * real.c (ieee_single_format, mips_single_format)
9945 (motorola_single_format, spu_single_format, ieee_double_format)
9946 (mips_double_format, motorola_double_format)
9947 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
9948 (ieee_extended_intel_128_format)
9949 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
9950 (mips_extended_format, ieee_quad_format, mips_quad_format)
9951 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
9952 (decimal_double_format, decimal_quad_format, ieee_half_format)
9953 (arm_half_format, real_internal_format: Initialize ieee_bits
9955 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
9956 float128_type_node. Set float80_type_node to float64x_type_node
9957 if appropriate and long_double_type_node not appropriate.
9958 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
9959 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
9960 Initialize ieee_bits field.
9961 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
9962 (rs6000_init_builtins): Set ieee128_float_type_node to
9964 (rs6000_floatn_mode): New function.
9966 2016-08-19 Jakub Jelinek <jakub@redhat.com>
9968 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
9969 _rdseed64_step): Uglify argument names and/or local variable names
9970 in inline functions.
9971 * config/i386/rtmintrin.h (_xabort): Likewise.
9972 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
9973 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
9974 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
9975 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
9976 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
9977 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
9978 _mm_maskz_ternarylogic_epi32): Likewise.
9979 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
9980 __lwpins32, __lwpins64): Likewise.
9981 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
9982 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
9983 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
9984 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
9985 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
9986 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
9987 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
9988 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
9989 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
9990 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
9991 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
9992 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
9993 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
9994 _mm256_mask_i64gather_epi32): Likewise.
9995 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
9996 * config/i386/ia32intrin.h (__writeeflags): Likewise.
9997 * config/i386/pkuintrin.h (_wrpkru): Likewise.
9998 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
9999 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
10000 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
10001 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
10002 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
10003 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
10004 _mm512_mask_prefetch_i64scatter_ps): Likewise.
10005 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
10006 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
10007 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
10008 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
10009 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
10010 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
10011 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
10012 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
10014 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
10016 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
10017 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
10019 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
10020 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
10022 (_rdpkru_u32): Add space after function name.
10024 * config/i386/t-i386 (i386-c.o): Don't depend on
10025 i386-builtin-types.inc.
10026 (i386.o): Depend on i386-builtin-types.inc.
10028 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
10031 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
10032 Use const_vec_duplicate to check for duplicated elements.
10034 2016-08-19 Richard Biener <rguenther@suse.de>
10036 PR tree-optimization/77290
10037 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10038 Fix flag_tree_parallelize_loops check.
10040 2016-08-19 Richard Biener <rguenther@suse.de>
10042 * match.pd (x | 0 -> x): Add.
10044 2016-08-19 Richard Biener <rguenther@suse.de>
10046 PR tree-optimization/77286
10047 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10048 Deal with virtual PHIs being out-of-order.
10050 2016-08-18 David Malcolm <dmalcolm@redhat.com>
10052 * doc/invoke.texi (fverbose-asm): Note that source code lines
10053 are emitted, and provide an example.
10054 * final.c (asm_show_source): New function.
10055 (final_scan_insn): Call asm_show_source.
10057 2016-08-18 David Malcolm <dmalcolm@redhat.com>
10059 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
10060 param with diagnostic_kind.
10061 (class colorizer): Similarly replace field m_diagnostic with
10063 (colorizer::colorizer): Replace diagnostic
10064 param with diagnostic_kind.
10065 (colorizer::begin_state): Update for above field change.
10066 (layout::layout): Replace diagnostic param with rich_location *
10067 and diagnostic_kind.
10068 (diagnostic_show_locus): Replace diagnostic param with richloc
10069 and diagnostic_kind.
10070 (class selftest::test_diagnostic_context): New class.
10071 (selftest::test_diagnostic_show_locus_unknown_location): New
10073 (selftest::test_one_liner_simple_caret): New function.
10074 (selftest::test_one_liner_caret_and_range): New function.
10075 (selftest::test_one_liner_multiple_carets_and_ranges): New
10077 (selftest::test_one_liner_fixit_remove): New function.
10078 (selftest::test_one_liner_fixit_replace): New function.
10079 (selftest::test_diagnostic_show_locus_one_liner): New function.
10080 (selftest::diagnostic_show_locus_c_tests): Call the new test
10082 * diagnostic.c (diagnostic_initialize): Initialize
10083 colorize_source_p, show_ruler_p and parseable_fixits_p.
10084 (default_diagnostic_finalizer): Update for change to
10085 diagnostic_show_locus.
10086 (diagnostic_append_note): Likewise.
10087 * diagnostic.h (diagnostic_show_locus): Replace
10088 const diagnostic_info * param with location * and diagnostic_t.
10090 2016-08-18 David Malcolm <dmalcolm@redhat.com>
10092 * input.c (saved_line_table): New global.
10093 (class selftest::temp_line_table): Rename to line_table_test and
10094 move declaration to selftest.h, and drop field m_old_line_table.
10095 (selftest::temp_line_table::temp_line_table): Rename ctor to...
10096 (selftest::line_table_test::line_table_test): ...this. Add a
10097 default ctor. Store current value of line_table within
10099 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
10100 (selftest::line_table_test::~line_table_test): ...this, and
10101 restore line_table from the saved_line_table, rather than
10103 (selftest::test_accessing_ordinary_linemaps): Update for above
10105 (selftest::test_lexer): Likewise.
10106 (struct selftest::lexer_test): Likewise.
10107 (selftest::lexer_test::lexer_test): Likewise.
10108 (selftest::input_c_tests): Move the looping over test cases from
10110 (selftest::for_each_line_table_case): New function.
10111 * input.h (saved_line_table): New decl.
10112 * selftest.h (struct selftest::line_table_case): New forward decl.
10113 (class selftest::line_table_test): New class, moved here from
10114 selftest::temp_line_table in input.c, and renamed.
10115 (selftest::for_each_line_table_case): New decl.
10117 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
10120 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
10122 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
10124 PR middle-end/70895
10125 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
10126 enclosing parallel construct for reduction variables on OpenACC loop
10129 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
10131 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
10132 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
10134 (function_to_dwarf_procedure): Update comment.
10136 2016-08-18 David Malcolm <dmalcolm@redhat.com>
10138 * input.c (diagnostics_file_cache_forcibly_evict_file): New
10140 * input.h (diagnostics_file_cache_forcibly_evict_file): New
10142 * selftest.c (selftest::temp_source_file::~temp_source_file):
10143 Evict m_filename from the diagnostic file cache.
10145 2016-08-18 Richard Biener <rguenther@suse.de>
10147 * tree-pass.h (make_pass_materialize_all_clones): Declare.
10148 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
10149 make_pass_materialize_all_clones): New simple IPA pass encapsulating
10150 clone materialization.
10151 * passes.def (all_late_ipa_passes): Start with
10152 pass_materialize_all_clones.
10153 * cgraphunit.c (symbol_table::compile): Remove call to
10154 materialize_all_clones.
10155 * tree-into-ssa.c: Include statistics.h.
10156 (update_ssa): Count number of times we do incremental/rewrite
10159 2016-08-18 Richard Biener <rguenther@suse.de>
10161 PR tree-optimization/77282
10162 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10163 When doing auto-parallelizing also prevent use of PHIs that
10164 carry dependences across loop backedges.
10166 2016-08-18 Tamar Christina <tamar.christina@arm.com>
10167 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10169 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
10171 2016-08-18 Richard Biener <rguenther@suse.de>
10173 * ssa-iterators.h (ssa_vuse_operand): New inline.
10174 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
10175 (predicate_all_scalar_phis): Use remove_phi_node to remove
10176 phi nodes predicated. Delay removing virtual PHIs.
10177 (predicate_mem_writes): Update virtual operands.
10178 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
10179 (tree_if_conversion): Do not rewrite virtual SSA form.
10180 * tree-phinodes.c (release_phi_node): Make static.
10181 * tree-phinodes.h (release_phi_node): Remove.
10183 2016-08-18 Jakub Jelinek <jakub@redhat.com>
10185 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
10186 codes that appear in bdesc_* arrays, instead include i386-builtin.def
10187 twice to define those.
10188 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
10189 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
10190 bdesc_multi_arg): Define by including i386-builtin.def the third time.
10191 * config/i386/i386-builtin.def: New file.
10193 2016-08-17 David Malcolm <dmalcolm@redhat.com>
10195 * input.c (get_source_range_for_char): Rename to...
10196 (selftest::get_source_range_for_char): ...this, and move within
10197 the #if CHECKING_P guard.
10198 (get_num_source_ranges_for_substring): Rename to...
10199 (selftest::get_num_source_ranges_for_substring): ...this, move
10200 within the #if CHECKING_P guard, and make static.
10201 (selftest::assert_num_substring_ranges): Initialize
10204 2016-08-18 Alan Modra <amodra@gmail.com>
10206 PR rtl-optimization/72771
10207 * reload.c (find_reloads): Don't assume that a subreg mem is OK
10208 when find_reloads_toplev returns address_reloaded==-1.
10209 (alternative_allows_const_pool_ref): Update comment.
10211 2015-08-17 Alan Hayward <alan.hayward@arm.com>
10213 PR tree-optimization/71752
10214 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
10215 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
10217 2016-08-17 Jakub Jelinek <jakub@redhat.com>
10219 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
10220 instead of testing ECF_NORETURN bit in gimple_call_flags.
10221 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
10222 * predict.c (tree_bb_level_predictions): Likewise.
10223 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
10225 PR middle-end/77259
10226 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
10227 turning a call into __builtin_unreachable-like noreturn call, adjust
10228 gimple_call_set_fntype.
10229 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
10230 gimple_call_fntype has void return type.
10232 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
10234 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
10235 maybe_lookup_decl, to handle nested acc loop directives.
10237 2016-08-17 Richard Biener <rguenther@suse.de>
10239 PR tree-optimization/76490
10240 * tree-vrp.c (update_value_range): Preserve overflow infinities
10241 when intersecting with ranges from get_range_info.
10242 (operand_less_p): Handle overflow infinities correctly.
10243 (value_range_constant_singleton): Use vrp_operand_equal_p
10244 to handle overflow max/min correctly.
10245 (vrp_valueize): Likewise.
10246 (union_ranges): Likewise.
10247 (intersect_ranges): Likewise.
10248 (vrp_visit_phi_node): Improve iteration limitation to only
10249 apply when we'll possibly re-visit the PHI via a changed argument
10252 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
10254 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
10255 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
10256 rather than those that should not be built.
10258 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
10261 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
10263 2016-08-17 Richard Biener <rguenther@suse.de>
10265 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
10266 (verify_vssa): New function verifying virtual SSA form.
10267 (verify_ssa): Call it.
10268 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
10269 Do not apply loop-closed SSA handling to virtuals.
10270 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
10271 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
10272 when rewriting their symbol.
10273 (prepare_def_site_for): Likewise.
10274 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
10275 operands of moved stmts.
10277 2016-08-17 Richard Biener <rguenther@suse.de>
10279 PR tree-optimization/23855
10280 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
10281 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
10282 find guards to hoist. Do not update SSA form but rewrite virtuals
10283 into loop closed SSA.
10284 (find_loop_guard): Adjust to skip already hoisted guards. Do
10285 not mark virtuals for renaming or update SSA form.
10287 2016-08-17 Martin Liska <mliska@suse.cz>
10289 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
10290 a LONG_LONG_TYPE_SIZE comparison.
10291 * gcov-io.h: Remove macro definitions.
10292 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
10293 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
10296 2016-08-16 Jakub Jelinek <jakub@redhat.com>
10298 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
10299 that builtins not mentioned in bdesc_* arrays come first, then
10300 the ones mentioned in bdesc_* arrays in the order they appear in
10301 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
10302 IX86_BUILTIN__BDESC_*_LAST enumerator.
10303 (bdesc_mpx): Fix up a comment typo.
10304 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
10305 __builtin_ia32_vpcomneu[bwdq] builtins.
10306 (BDESC_VERIFY, BDESC_VERIFYS): Define.
10307 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
10308 enum ix86_builtins ordering.
10309 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
10310 for direct bdesc_* array member access instead of searching all the
10311 arrays until an fcode match is found.
10313 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
10315 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
10316 pattern as define_insn_and_split. Split insn before reload to
10318 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
10319 <shift_insn><mode>3_1.
10320 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
10321 <rotate_insn><mode>3_1.
10323 2016-08-16 David Malcolm <dmalcolm@redhat.com>
10326 * input.c (get_source_range_for_substring): Rename to...
10327 (get_source_location_for_substring): ...this, adding param
10328 "caret_idx", and converting output param from source_range * to
10330 (get_source_range_for_char): New function.
10331 (get_num_source_ranges_for_substring): Update comment to reflect
10333 (assert_char_at_range): Update to use get_source_range_for_char
10334 rather than get_source_range_for_substring.
10335 (test_lexer_string_locations_concatenation_2): Likewise.
10336 * substring-locations.h (get_source_range_for_substring): Rename
10338 (get_source_location_for_substring): ...this, and adding param
10339 "caret_idx", and converting output param from source_range * to
10342 2016-08-16 David Malcolm <dmalcolm@redhat.com>
10344 * input.c (class selftest::temp_source_file): Move to
10346 (selftest::temp_source_file::temp_source_file): Move to
10348 (selftest::temp_source_file::~temp_source_file): Likewise.
10349 * selftest.c (selftest::temp_source_file::temp_source_file): Move
10351 (selftest::temp_source_file::~temp_source_file): Likewise.
10352 * selftest.h (class selftest::temp_source_file): Move here from
10355 2016-08-16 Jakub Jelinek <jakub@redhat.com>
10358 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
10359 inlining, add cgraph edge for the added __builtin_unreachable call.
10361 PR middle-end/67485
10362 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
10363 only cast it to SHWI for the final comparison.
10365 2016-08-16 Martin Liska <mliska@suse.cz>
10367 PR gcov-profile/36412
10368 * doc/gcov.texi: Document --hash-filenames(-x).
10369 * gcov.c (print_usage): Add the option.
10370 (process_args): Process the option, sort options alphabetically.
10371 (md5sum_to_hex): New function.
10372 (make_gcov_file_name): Do the md5sum and append it to a
10375 2016-08-16 Bin Cheng <bin.cheng@arm.com>
10377 PR tree-optimization/69848
10378 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
10379 and swtich operands to avoid additional NOT instruction.
10380 (vcond<v_cmp_mixed><mode>): Ditto.
10381 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
10383 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
10385 * doc/install.texi (*-*-solaris2*): Adjust latest change.
10387 2016-08-16 Richard Biener <rguenther@suse.de>
10389 PR tree-optimization/76783
10390 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
10391 BB visited flags at start.
10393 2016-08-16 Bin Cheng <bin.cheng@arm.com>
10395 PR tree-optimization/72817
10396 PR tree-optimization/73450
10397 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
10398 multiple_of_p for adjusted IV.base.
10400 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
10403 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
10404 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
10405 for !flag_finite_math_only or flag_signed_zeros.
10406 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
10407 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
10408 depend on flag_finite_math_only.
10409 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
10411 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
10412 (*ieee_smin<mode>3): Ditto.
10413 (*ieee_smax<mode>3): Ditto.
10414 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
10415 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
10417 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
10418 depend on flag_finite_math_only.
10419 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
10420 (*mmx_<code>v2sf3): Remove.
10421 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
10422 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
10423 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
10425 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
10427 PR rtl-optimization/73650
10428 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
10429 it is not a simple move.
10431 2016-08-15 Martin Liska <mliska@suse.cz>
10434 * gcc.c (do_spec_1): Call save_string with the right size.
10435 (save_string): Do an assert about string we copy.
10437 2016-08-15 Richard Biener <rguenther@suse.de>
10439 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
10440 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
10442 (pass_data_stv): Likewise.
10444 2016-08-15 Richard Biener <rguenther@suse.de>
10446 PR tree-optimization/73434
10447 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
10448 TBAA info on the base when forwarding a non-invariant address.
10450 2016-08-15 Jakub Jelinek <jakub@redhat.com>
10452 * dwarf2out.c (struct checksum_attributes): Add
10453 at_string_length_bit_size and at_string_length_byte_size fields.
10454 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
10455 and DW_AT_string_length_byte_size.
10456 (die_checksum_ordered): Handle at_string_length_bit_size and
10457 at_string_length_byte_size.
10458 (gen_array_type_die): For dwarf_version >= 5 emit
10459 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
10460 (adjust_string_types): For dwarf_version >= 5 remove
10461 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
10462 (resolve_addr): Likewise.
10465 * dwarf2out.c (string_types): New variable.
10466 (gen_array_type_die): Change early_dwarf handling of
10467 DW_AT_string_length, create DW_OP_call4 referencing the
10468 length var temporarily. Handle parameters that are pointers
10470 (adjust_string_types): New function.
10471 (gen_subprogram_die): Temporarily set string_types to local var,
10472 call adjust_string_types if needed.
10473 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
10475 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
10477 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
10479 * doc/install.texi (*-*-solaris2*): Fix version number and document
10480 requirement on GNU make for building libjava with the Solaris linker.
10482 2016-08-15 Martin Liska <mliska@suse.cz>
10483 Jakub Jelinek <jakub@redhat.com>
10485 PR tree-optimization/72824
10486 * tree-loop-distribution.c (const_with_all_bytes_same)
10487 <case VECTOR_CST>: Fix a typo.
10489 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
10492 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
10493 Renamed from _mm512_undefined_si512.
10494 (_mm_undefined_si512): New definition.
10496 2016-08-13 Richard Biener <rguenther@suse.de>
10498 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
10499 into PHIs and update the lattice for its def.
10501 2016-08-12 Jakub Jelinek <jakub@redhat.com>
10504 * ubsan.c (instrument_si_overflow): Pass true instead of false
10506 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
10507 of bbs. Return TODO_cleanup_cfg if any returned true.
10509 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10511 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
10512 ISA 3.0 MTVSRDD instruction.
10513 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
10516 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
10518 PR tree-optimization/71083
10519 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
10520 bitfield access when possible.
10522 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
10524 PR middle-end/71654
10525 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
10526 sign-changing cast from a shorter unsigned type to a wider
10529 2016-08-12 Jakub Jelinek <jakub@redhat.com>
10531 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
10532 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
10533 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
10535 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10537 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
10538 Correct costs for vec_construct.
10540 2016-08-12 Bin Cheng <bin.cheng@arm.com>
10542 PR tree-optimization/69848
10543 * tree-vectorizer.h (enum vect_def_type): New condition reduction
10544 type CONST_COND_REDUCTION.
10545 * tree-vect-loop.c (vectorizable_reduction): Support new condition
10546 reudction type CONST_COND_REDUCTION.
10548 2016-08-12 Richard Biener <rguenther@suse.de>
10550 PR tree-optimization/57326
10551 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
10552 returning an SSA name.
10553 (phi_translate_1): When fully_constant_expression returns a NAME
10554 make sure we have a leader for it.
10556 2016-08-12 Martin Liska <mliska@suse.cz>
10557 Adam Fineman <afineman@afineman.com>
10559 * gcov.c (process_file): Create .gcov file when .gcda
10562 2016-08-12 Marek Polacek <polacek@redhat.com>
10565 * alias.c (find_base_value): Adjust fall through comment.
10566 * cfgexpand.c (expand_debug_expr): Likewise.
10567 * combine.c (find_split_point): Likewise.
10568 (expand_compound_operation): Likewise. Add FALLTHRU.
10569 (make_compound_operation): Adjust fall through comment.
10570 (canon_reg_for_combine): Add FALLTHRU.
10571 (force_to_mode): Adjust fall through comment.
10572 (simplify_shift_const_1): Likewise.
10573 (simplify_comparison): Likewise.
10574 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
10576 * config/aarch64/predicates.md: Likewise.
10577 * config/i386/i386.c (function_arg_advance_32): Likewise.
10578 (ix86_gimplify_va_arg): Likewise.
10579 (print_reg): Likewise.
10580 (ix86_print_operand): Likewise.
10581 (ix86_build_const_vector): Likewise.
10582 (ix86_expand_branch): Likewise.
10583 (ix86_sched_init_global): Adjust fall through comment.
10584 (ix86_expand_args_builtin): Add FALLTHRU.
10585 (ix86_expand_builtin): Likewise.
10586 (ix86_expand_vector_init_one_var): Likewise.
10587 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
10588 (rs6000_adjust_cost): Likewise.
10589 (insn_must_be_first_in_group): Likewise.
10590 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
10591 * dbxout.c (dbxout_symbol): Adjust fall through comment.
10592 * df-scan.c (df_uses_record): Likewise.
10593 * dojump.c (do_jump): Add FALLTHRU.
10594 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
10596 (resolve_args_picking_1): Adjust fall through comment.
10597 (loc_list_from_tree_1): Likewise.
10598 * expmed.c (make_tree): Likewise.
10599 * expr.c (expand_expr_real_2): Add FALLTHRU.
10600 (expand_expr_real_1): Likewise. Adjust fall through comment.
10601 * fold-const.c (const_binop): Adjust fall through comment.
10602 (fold_truth_not_expr): Likewise.
10603 (fold_cond_expr_with_comparison): Add FALLTHRU.
10604 (fold_binary_loc): Likewise.
10605 (contains_label_1): Adjust fall through comment.
10606 (multiple_of_p): Likewise.
10607 * gcov-tool.c (process_args): Add FALLTHRU.
10608 * genattrtab.c (check_attr_test): Likewise.
10609 (write_test_expr): Likewise.
10610 * genconfig.c (walk_insn_part): Likewise.
10611 * genpreds.c (validate_exp): Adjust fall through comment.
10612 (needs_variable): Likewise.
10613 * gensupport.c (get_alternatives_number): Add FALLTHRU.
10614 (subst_dup): Likewise.
10615 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
10616 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
10617 (gimplify_scan_omp_clauses): Add FALLTHRU.
10618 (goa_stabilize_expr): Likewise.
10619 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
10621 * hsa-gen.c (get_address_from_value): Likewise.
10622 * ipa-icf.c (sem_function::hash_stmt): Likewise.
10623 * ira.c (ira_setup_alts): Add FALLTHRU.
10624 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
10626 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
10627 * opts.c (common_handle_option): Likewise.
10628 * read-rtl.c (read_rtx_code): Likewise.
10629 * real.c (round_for_format): Likewise.
10630 * recog.c (asm_operand_ok): Likewise.
10631 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
10632 * reload1.c (set_label_offsets): Likewise.
10633 (eliminate_regs_1): Likewise.
10634 (reload_reg_reaches_end_p): Likewise.
10635 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
10636 (rtx_cost): Likewise.
10637 * sched-rgn.c (is_exception_free): Likewise.
10638 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
10639 * stor-layout.c (int_mode_for_mode): Likewise.
10640 * toplev.c (print_to_asm_out_file): Likewise.
10641 (print_to_stderr): Likewise.
10642 * tree-cfg.c (gimple_verify_flow_info): Likewise.
10643 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
10644 (chrec_fold_multiply): Likewise.
10645 (evolution_function_is_invariant_rec_p): Likewise.
10646 (for_each_scev_op): Likewise.
10647 * tree-data-ref.c (siv_subscript_p): Likewise.
10648 (get_references_in_stmt): Likewise.
10649 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
10650 (substitute_in_expr): Likewise.
10651 (type_cache_hasher::equal): Likewise.
10652 (walk_type_fields): Likewise.
10653 * var-tracking.c (adjust_mems): Add FALLTHRU.
10654 (set_dv_changed): Adjust fall through comment.
10655 * varasm.c (default_function_section): Add FALLTHRU.
10657 2016-08-12 Marek Polacek <polacek@redhat.com>
10660 * tree-complex.c (expand_complex_division): Add missing break.
10662 2016-08-12 Richard Biener <rguenther@suse.de>
10664 * passes.c (execute_todo): Do not push/pop TV_TODO.
10665 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
10666 (execute_one_pass): Likewise.
10667 * common.opt (ftime-report-details): New switch.
10668 * doc/invoke.texi (ftime-report-details): Document.
10669 * timevar.h (timer::print_row): Adjust signature.
10670 (timer::all_zero): New static helper.
10671 (timer::child_map_t): New typedef.
10672 (timer::time_var_def): Add children field.
10673 * timevar.c (timer::named_items::print): Adjust.
10674 (timer::~timer): Free timevar recorded children.
10675 (timer::pop_internal): When -ftime-report-details record
10676 time spent in sub-timevars.
10677 (timer::print_row): Adjust.
10678 (timer::print): Print sub-timevar stats, use all_zero.
10679 * timevar.def (TV_TODO): Remove.
10681 2016-08-12 Richard Biener <rguenther@suse.de>
10683 PR tree-optimization/72851
10684 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
10685 worklists to use bitmaps indexed in execution order.
10686 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
10687 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
10688 (cfg_blocks): Make a bitmap.
10689 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
10691 (cfg_blocks_empty_p): Adjust.
10692 (cfg_blocks_add): Likewise.
10693 (cfg_blocks_get): Likewise.
10694 (add_ssa_edge): Likewise.
10695 (add_control_edge): Likewise.
10696 (simulate_stmt): Likewise.
10697 (process_ssa_edge_worklist): Likewise.
10698 (simulate_block): Likewise.
10699 (ssa_prop_init): Compute PRE order and stmt UIDs.
10700 (ssa_prop_fini): Adjust.
10701 (ssa_propagate): Adjust.
10703 2016-08-12 Richard Biener <rguenther@suse.de>
10705 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
10706 the currently executable edges have fixed ranges. Always
10707 go through update_value_range.
10709 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
10713 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
10714 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
10715 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
10716 (LANG_HOOKS_DECLS): Add it.
10717 * langhooks.h (struct lang_hooks_for_decls): Add
10718 function_decl_defaulted. Const_tree-ify
10719 function_decl_explicit_p and function_decl_deleted_p.
10720 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
10721 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
10722 also at strict DWARF v5.
10725 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
10726 TYPE_QUAL_CONST in reference-typed decls.
10729 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
10730 in DW_OP_pieces, just enough to handle pointers to member
10732 (gen_remaining_tmpl_value_param_die_attribute): Use a location
10733 expression on DWARFv5 if a constant value doesn't work.
10735 2016-08-11 David Malcolm <dmalcolm@redhat.com>
10737 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
10738 * selftest.c (selftest::test_assertions): New function.
10739 (selftest::selftest_c_tests): New function.
10740 * selftest.h (selftest::selftest_c_tests): New declaration.
10742 2016-08-11 Richard Biener <rguenther@suse.de>
10743 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10745 PR rtl-optimization/72855
10746 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
10748 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10751 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
10752 (vsx_store_<mode>): Likewise.
10754 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
10756 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
10757 TImode CONST_WIDE_INT store.
10758 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
10760 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
10762 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
10763 mode if unaligned SSE load and store are optimal.
10765 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
10767 PR tree-optimization/71083
10768 * tree-predcom.c (ref_at_iteration): Correctly align the
10771 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10773 * config/s390/s390-builtin-types.def: Add INT128 types.
10774 * config/s390/s390-builtins.def: Add INT128 variants for the add
10775 sub low-level builtins dealing with TImode.
10776 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
10777 via subreg when expanding a builtin.
10778 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
10779 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
10781 * config/s390/vecintrin.h: Adjust builtin names accordingly.
10782 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
10783 ("vec_addc<mode>", "vec_addc_u128"): Merge to
10784 "vacc<bhfgq>_<mode>".
10785 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
10786 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
10787 ("vec_subc<mode>", "vec_subc_u128"): Merge to
10788 "vscbi<bhfgq>_<mode>".
10789 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
10790 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
10792 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10794 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
10796 2016-08-11 Bin Cheng <bin.cheng@arm.com>
10798 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
10799 unused declaration.
10800 (vcond<v_cmp_mixed><mode>): Ditto.
10801 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
10803 2016-08-11 Bin Cheng <bin.cheng@arm.com>
10805 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
10806 variable explicitly, also assert on it before use.
10808 2016-08-11 Richard Biener <rguenther@suse.de>
10810 PR tree-optimization/72772
10811 * cfgloopmanip.c (create_preheader): Use split_edge if there
10812 is a single loop entry, avoiding degenerate PHIs.
10814 2016-08-11 Richard Biener <rguenther@suse.de>
10816 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
10817 unconditional TODO_cleanup_cfg.
10818 (pass_thread_jumps::execute): Initialize loops, perform a CFG
10819 cleanup only if we threaded a jump.
10821 2016-08-11 Alan Modra <amodra@gmail.com>
10824 * lra-constraints.c (simplify_operand_subreg): Allow subreg
10825 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
10826 slow. Emit two reloads for slow mem case, first loading in
10827 fast innermode, then converting to required mode.
10829 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
10831 * config/rs6000/altivec.h (vec_extract_exp): New macro.
10832 (vec_extract_sig): New macro.
10833 (vec_insert_exp): New macro.
10834 (vec_test_data_class): New macro.
10835 (scalar_extract_exp): New macro.
10836 (scalar_extract_sig): New macro.
10837 (scalar_insert_exp): New macro.
10838 (scalar_test_data_class): New macro.
10839 (scalar_test_neg): New macro.
10840 (scalar_cmp_exp_gt): New macro.
10841 (scalar_cmp_exp_lt): New macro.
10842 (scalar_cmp_exp_eq): New macro.
10843 (scalar_cmp_exp_unordered): New macro.
10844 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
10845 to enforce constraint that operand is a 7-bit unsigned literal.
10846 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
10847 for power9 built-ins.
10848 (BU_P9V_VSX_2): Likewise.
10849 (BU_P9V_64BIT_VSX_2): Likewise.
10850 (VSEEDP): Add scalar extract exponent support.
10851 (VSEESP): Add scalar extract signature support.
10852 (VSTDCNDP): Add scalar test negative support.
10853 (VSTDCNSP): Likewise.
10854 (VSIEDP): Add scalar insert exponent support.
10855 (VSCEDPGT): Add scalar compare exponent greater than support.
10856 (VSCEDPLT): Add scalar compare exponent less than support.
10857 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
10858 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
10859 (VSTDCDP): Add scalar test data class support.
10860 (VSTDCSP): Likewise.
10861 (VSEEDP): Add overload support for scalar extract exponent
10863 (VSESDP): Add overload support for scalar extract signature
10865 (VSTDCN): Add overload support for scalar test negative
10867 (VSTDCNDP): Add overload support for scalar test negative
10869 (VSTDCNSP): Add overload support for scalar test negative
10871 (VSIEDP): Add overload support for scalar insert exponent
10873 (VSTDC): Add overload support for scalar test data class
10875 (VSTDCDP): Add overload support for scalar test data class
10877 (VSTDCSP): Add overload support for scalar test data class
10879 (VSCEDPGT): Add overload support for scalar compare exponent
10880 greater than operation.
10881 (VSCEDPLT): Add overload support for scalar compare exponent
10882 less than operation.
10883 (VSCEDPEQ): Add overload support for scalar compare exponent
10884 test-for-equality operation.
10885 (VSCEDPUO): Add overload support for scalar compare exponent
10886 test-for-unordered operation.
10887 (VEEDP): Add vector extract exponent support.
10889 (VESDP): Add vector extract significand support.
10891 (VIEDP): Add vector insert exponent support.
10893 (VTDCDP): Add vector test data class support.
10894 (VTDCSP): Likewise.
10895 (VES): Add overload support for vector extract significand operation.
10898 (VEE): Add overload support for vector extract exponent operation.
10901 (VTDC): Add overload support for vector test data class operation.
10902 (VTDCDP): Likewise.
10903 (VTDCSP): Likewise.
10904 (VIE): Add overload support for vector insert exponent operation.
10907 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10908 overloaded binary floating point functions.
10909 (altivec_resolve_overloaded_builtin): Improve error messages to
10910 distinguish between functions not supported in the current
10911 compiler configuration and functions that were invoked with an
10912 invalid parameter combination, and include the built-in function
10913 name in both error messages.
10914 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
10916 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
10918 (rs6000_expand_binop_builtin): Add check to enforce that argument
10919 2 of the test data class operations is a 7-bit unsigned literal.
10920 (rs6000_invalid_builtin): Add code to issue an error message if a
10921 built-in function that requires the power9_vector and -m32
10922 command-line options is compiled without these options.
10923 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
10924 (UNSPEC_VSX_SXSIGDP): New value.
10925 (UNSPEC_VSX_SXSIGPDP): New value.
10926 (UNSPEC_VSX_SIEXPDP): New value.
10927 (UNSPEC_VSX_SCMPEXPDP): New value.
10928 (UNSPEC_VSX_STSTDC): New value.
10929 (UNSPEC_VSX_VXEXP): New value.
10930 (UNSPEC_VSX_VXSIG): New value.
10931 (UNSPEC_VSX_VIEXP): New value.
10932 (UNSPEC_VSX_VTSTDC): New value.
10933 (xsxexpdp): New insn for scalar extract exponent.
10934 (xsxsigdp): New insn for scalar extract significand.
10935 (xsiexpdp): New insn for scalar insert exponent.
10936 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
10937 (*xscmpexpdp): New insn for scalar compare exponents.
10938 (xststdc<Fvsx): New expansion for both single- and
10939 double-precision scalar test data class operations.
10940 (xststdcneg<Fvsx>): New expansion for both single- and
10941 double-precision scalar test for negative value operations.
10942 (*xststdc<Fvsx>): New insn for scalar test data class
10944 (xvxexp<VSs>): New insn for single- and double-precision
10945 vector extract exponent operation.
10946 (xvxsig<VSs>): New insn for single- and double-precision
10947 vector extract significand operation.
10948 (xviexp<VSs>): New insn for single- and double-precision
10949 vector insert exponent operation.
10950 (xvtstdc<VSs>): New insn for single- and double-precision
10951 vector test data class operation.
10952 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10953 built-in functions to represent the Power9 binary floating-point
10954 support instructions.
10956 2016-08-10 bin cheng <bin.cheng@arm.com>
10958 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
10960 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
10961 Renlin Li <renlin.li@arm.com>
10962 Bin Cheng <bin.cheng@arm.com>
10964 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
10965 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
10966 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
10967 (aarch64_vcond_internal<mode><mode>): Delete pattern.
10968 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
10969 (vcond<v_cmp_result><mode>): Ditto.
10970 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
10971 (vcondu<mode><mode>): Ditto.
10972 (vcond<v_cmp_mixed><mode>): New pattern.
10973 (vcondu<mode><v_cmp_mixed>): New pattern.
10974 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
10975 of aarch64_vcond_internal.
10977 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
10978 Renlin Li <renlin.li@arm.com>
10979 Bin Cheng <bin.cheng@arm.com>
10981 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
10982 (vec_cmp<mode><v_cmp_result>): New pattern.
10983 (vec_cmpu<mode><mode>): New pattern.
10984 (vcond_mask_<mode><v_cmp_result>): New pattern.
10986 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10988 PR tree-optimization/71734
10989 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
10990 REF_LOOP, invoke ref_indep_loop_p_1.
10991 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
10992 to ref_indep_loop_p.
10993 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
10994 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
10995 is inside LOOP, do not cache dpendence value for loops with
10997 (ref_indep_loop_p_2): Delete function.
10998 (can_sm_ref_p): Pass LOOP as additional argument to
11001 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
11004 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
11005 being an offsettable address.
11007 2016-08-10 Martin Liska <mliska@suse.cz>
11009 PR gcov-profile/58306
11010 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
11011 atomic variants of profile update functions.
11013 2016-08-10 Martin Liska <mliska@suse.cz>
11015 Cherry picked (and modified) from google-4_7 branch
11016 2012-12-26 Rong Xu <xur@google.com>
11017 * common.opt (fprofile-update): Add new flag.
11018 * coretypes.h: Define enum profile_update.
11019 * doc/invoke.texi: Document -fprofile-update.
11020 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
11021 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
11022 * tree-profile.c (gimple_init_edge_profiler): Generate
11023 also atomic profiler update.
11024 (gimple_gen_edge_profiler): Likewise.
11026 2016-08-10 David Malcolm <dmalcolm@redhat.com>
11028 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
11029 stack_usage_file to NULL after fclose calls.
11031 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11034 * reload.c (push_reload): Compute subreg_in_class for
11035 subregs of constants and plus expressions. Remove special
11036 handling of SYMBOL_REFs.
11038 2016-08-10 Alan Modra <amodra@gmail.com>
11041 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
11042 SImode for TARGET_E500_DOUBLE when given SImode.
11044 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
11046 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
11047 unused variable __O.
11049 2016-08-09 Martin Liska <mliska@suse.cz>
11051 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
11052 _gcov_reset to __gcov_reset.
11053 * doc/gcov-tool.texi: Fix typo.
11055 2016-08-09 Martin Liska <mliska@suse.cz>
11057 * value-prof.c (gimple_divmod_values_to_profile): Do not
11058 instrument MOD histogram if a value is not a SSA name.
11060 2016-08-09 Martin Liska <mliska@suse.cz>
11062 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
11065 2016-08-09 Renlin Li <renlin.li@arm.com>
11067 PR middle-end/64971
11068 * calls.c (prepare_call_address): Convert funexp to Pmode when
11070 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
11071 (sibcall_value): Likewise.
11073 2016-08-09 Marek Polacek <polacek@redhat.com>
11076 * cselib.c (cselib_expand_value_rtx_1): Add return.
11077 * gengtype.c (dbgprint_count_type_at): Likewise.
11078 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
11079 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
11081 2016-08-09 Martin Jambor <mjambor@suse.cz>
11084 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
11085 if instance is a MEM_REF.
11087 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
11090 * config/i386/i386.md (*movtf_internal): Use
11091 lra_in_progress || reload_completed instead of !can_create_pseudo_p
11092 in the insn constraint.
11093 (*movxf_internal): Ditto.
11094 (*movdf_internal): Ditto.
11095 (*movsf_internal): Ditto.
11097 2016-08-09 Bin Cheng <bin.cheng@arm.com>
11099 PR tree-optimization/72772
11100 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
11103 2016-08-09 Bin Cheng <bin.cheng@arm.com>
11105 PR tree-optimization/72772
11106 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
11108 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
11109 parameter STOP and update calls. Move expand_simple_operations
11110 function call from here...
11111 (simplify_using_initial_conditions): ...to here. Delete parameter
11113 (tree_simplify_using_condition): Delete parameter STOP.
11114 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
11115 simplify_using_initial_conditions.
11117 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
11120 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
11121 Use create_tmp_var_raw instead of create_tmp_var.
11123 2016-08-09 Richard Biener <rguenther@suse.de>
11125 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
11126 Treat same SSA names related.
11128 2016-08-09 Jakub Jelinek <jakub@redhat.com>
11130 PR tree-optimization/72824
11131 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
11132 real_zerop is not negative.
11134 2016-08-09 Richard Biener <rguenther@suse.de>
11136 PR tree-optimization/71802
11137 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
11138 all merge opportunities with the predecessor.
11140 2016-08-09 Richard Biener <rguenther@suse.de>
11143 * ipa-prop.c (ipa_modify_formal_parameters): Build
11144 parameter types with natural alignment also for the
11147 2016-08-08 Andi Kleen <ak@linux.intel.com>
11149 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
11151 2016-08-08 David Malcolm <dmalcolm@redhat.com>
11154 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
11155 do-nothing langhook.
11156 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
11157 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
11158 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
11159 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
11161 2016-08-08 David Malcolm <dmalcolm@redhat.com>
11164 * input.c: Ensure that HAVE_ICONV is defined.
11166 2016-08-08 Jakub Jelinek <jakub@redhat.com>
11168 PR middle-end/72781
11169 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
11170 private vars for lastprivate and for linear iterator.
11172 PR middle-end/68762
11173 * omp-simd-clone.c: Include varasm.h.
11174 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
11175 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
11176 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
11177 update function name.
11179 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11181 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
11182 (avr_diagnose_devicespecs_error): Remove.
11183 (avr_devicespecs_file): Remove composing absolute path for specfile
11184 and its verbose info. Remove conditions to check specs-file,
11186 2016-08-08 Jakub Jelinek <jakub@redhat.com>
11188 PR rtl-optimization/72821
11189 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
11190 just return false for them.
11192 2016-08-08 Alan Modra <amodra@gmail.com>
11195 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
11196 toc refs created during reload. Update function comment.
11198 2016-08-08 Alan Modra <amodra@gmail.com>
11201 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
11202 alternatives. Put loads first, then stores, and reg/reg moves
11203 within same class later. Delete attr length.
11205 2016-08-08 Alan Modra <amodra@gmail.com>
11208 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
11209 (mem_operand_ds_form): New predicate.
11210 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
11211 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
11212 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
11213 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
11214 (extendsfdf2_fpr): Replace o constraint with wY.
11216 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
11218 * tree-ssa-threadbackward.c: Include tree-inline.h
11219 (profitable_jump_thread_path): Use estimate_num_insns to estimate
11220 size of copied block; for cold paths reduce duplication.
11221 (find_jump_threads_backwards): Remove redundant tests.
11222 (pass_thread_jumps::gate): Enable for -Os.
11224 2016-08-07 Jakub Jelinek <jakub@redhat.com>
11227 * stor-layout.c (layout_decl): Fix up formatting.
11228 (relayout_decl): Allow DECL to be FIELD_DECL.
11230 2016-08-07 Alan Modra <amodra@gmail.com>
11232 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
11234 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11236 * data-streamer-in.c (streamer_read_wide_int): New.
11237 (streamer_read_widest_int): Renamed function.
11238 * data-streamer-out.c (streamer_write_wide_int): New
11239 (streamer_write_widest_int): Renamed function.
11240 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
11242 (input_cfg): Call renamed function.
11243 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
11245 (output_cfg): Call renamed function.
11246 * data-streamer.h: Add declarations.
11248 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11250 * tree-ssa-ccp.c (extend_mask): New param sgn.
11251 Remove ORing with wi::mask.
11252 (get_default_value): Adjust call to extend_mask to pass sign.
11253 (evaluate_stmt): Likewise.
11255 2016-08-06 Jakub Jelinek <jakub@redhat.com>
11257 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
11260 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11262 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
11263 transform if operand's type is pointer to function or method.
11265 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
11267 PR tree-optimization/18046
11268 * tree-ssa-threadedge.c: Include cfganal.h.
11269 (simplify_control_statement_condition): If simplifying a
11270 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
11271 with the dominating ASSERT_EXPR before handing it off to VRP.
11272 Mention that a CASE_LABEL_EXPR may be returned.
11273 (thread_around_empty_blocks): Adjust to handle
11274 simplify_control_statement_condition() returning a
11276 (thread_through_normal_block): Likewise.
11277 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
11278 a switch statement by trying to determine which case label
11281 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
11283 PR rtl-optimization/69847
11284 * lra-constraints.c (process_invariant_for_inheritance): Save
11285 pattern instead of src.
11286 (remove_inheritance_pseudos): Use the pattern. Add assert.
11288 2016-08-05 David Malcolm <dmalcolm@redhat.com>
11290 * input.c (string_concat::string_concat): New constructor.
11291 (string_concat_db::string_concat_db): New constructor.
11292 (string_concat_db::record_string_concatenation): New method.
11293 (string_concat_db::get_string_concatenation): New method.
11294 (string_concat_db::get_key_loc): New method.
11295 (class auto_cpp_string_vec): New class.
11296 (get_substring_ranges_for_loc): New function.
11297 (get_source_range_for_substring): New function.
11298 (get_num_source_ranges_for_substring): New function.
11299 (class selftest::lexer_test_options): New class.
11300 (struct selftest::lexer_test): New struct.
11301 (class selftest::ebcdic_execution_charset): New class.
11302 (selftest::ebcdic_execution_charset::s_singleton): New variable.
11303 (selftest::lexer_test::lexer_test): New constructor.
11304 (selftest::lexer_test::~lexer_test): New destructor.
11305 (selftest::lexer_test::get_token): New method.
11306 (selftest::assert_char_at_range): New function.
11307 (ASSERT_CHAR_AT_RANGE): New macro.
11308 (selftest::assert_num_substring_ranges): New function.
11309 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
11310 (selftest::assert_has_no_substring_ranges): New function.
11311 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
11312 (selftest::test_lexer_string_locations_simple): New function.
11313 (selftest::test_lexer_string_locations_ebcdic): New function.
11314 (selftest::test_lexer_string_locations_hex): New function.
11315 (selftest::test_lexer_string_locations_oct): New function.
11316 (selftest::test_lexer_string_locations_letter_escape_1): New function.
11317 (selftest::test_lexer_string_locations_letter_escape_2): New function.
11318 (selftest::test_lexer_string_locations_ucn4): New function.
11319 (selftest::test_lexer_string_locations_ucn8): New function.
11320 (selftest::uint32_from_big_endian): New function.
11321 (selftest::test_lexer_string_locations_wide_string): New function.
11322 (selftest::uint16_from_big_endian): New function.
11323 (selftest::test_lexer_string_locations_string16): New function.
11324 (selftest::test_lexer_string_locations_string32): New function.
11325 (selftest::test_lexer_string_locations_u8): New function.
11326 (selftest::test_lexer_string_locations_utf8_source): New function.
11327 (selftest::test_lexer_string_locations_concatenation_1): New
11329 (selftest::test_lexer_string_locations_concatenation_2): New
11331 (selftest::test_lexer_string_locations_concatenation_3): New
11333 (selftest::test_lexer_string_locations_macro): New function.
11334 (selftest::test_lexer_string_locations_stringified_macro_argument):
11336 (selftest::test_lexer_string_locations_non_string): New function.
11337 (selftest::test_lexer_string_locations_long_line): New function.
11338 (selftest::test_lexer_char_constants): New function.
11339 (selftest::input_c_tests): Call the new test functions once per
11340 case within the line_table test matrix.
11341 * input.h (struct string_concat): New struct.
11342 (struct location_hash): New struct.
11343 (class string_concat_db): New class.
11344 * substring-locations.h: New header.
11346 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
11348 PR tree-optimization/72810
11349 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
11350 the type of the case labels when truncating.
11352 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
11355 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
11356 (aarch64_fp16_ptr_type_node): Likewise.
11357 * config/aarch64/aarch64-simd-builtins.c
11358 (aarch64_fp16_ptr_type_node): Define.
11359 (aarch64_init_fp16_types): New, refactored out of...
11360 (aarch64_init_builtins): ...here, update to call
11361 aarch64_init_fp16_types.
11362 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
11364 (aapcs_vfp_sub_candidate): Likewise.
11366 2016-08-05 Martin Liska <mliska@suse.cz>
11367 Joshua Cranmer <Pidgeot18@gmail.com>
11369 * gcov.c (line_t::has_block): New function.
11370 (enum loop_type): New enum.
11371 (handle_cycle): New function.
11372 (unblock): Likewise.
11373 (circuit): Likewise.
11374 (get_cycles_count): Likewise.
11375 (accumulate_line_counts): Use new loop detection algorithm.
11377 2016-08-05 Martin Liska <mliska@suse.cz>
11379 * gcov.c (output_intermediate_file): Rename
11380 function_info::line_next to next_file_fn.
11381 (process_file): Likewise.
11382 (read_graph_file): Likewise.
11383 (accumulate_line_counts): Likewise.
11384 (output_lines): Likewise.
11386 2016-08-05 Richard Biener <rguenther@suse.de>
11388 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
11389 restriction on threading to a loop header.
11391 2016-08-05 Richard Biener <rguenther@suse.de>
11393 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
11394 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
11395 adjust loop info accordingly.
11397 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
11399 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
11400 before folding call to __builtin_constant_p with parameters to false.
11402 2016-08-05 Alan Modra <amodra@gmail.com>
11404 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
11405 code accidentally committed 2016-05-02 providing class when given
11408 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
11410 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
11411 the case label ranges that partially overlap with OP's value
11414 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
11417 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
11418 Cast builtin function result to __mmask16 instead of __mmask8.
11419 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
11420 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
11421 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
11423 2016-08-04 David Malcolm <dmalcolm@redhat.com>
11425 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
11426 (ASSERT_TRUE_AT): New macro.
11427 (ASSERT_FALSE): Reimplement in terms of...
11428 (ASSERT_FALSE_AT): New macro.
11429 (ASSERT_STREQ_AT): Fix typo in comment.
11431 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
11433 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
11434 labels are exhaustive, designate the label with the widest
11435 range to be the default label.
11437 2016-08-04 Andrew Pinski <apinski@cavium.com>
11439 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
11440 (thunderx_tunings): Use thunderx_vector_cost instead of
11441 generic_vector_cost.
11443 2016-08-04 Martin Liska <mliska@suse.cz>
11445 * gcov.c (main): Fix GNU coding style.
11446 (output_intermediate_file): Likewise.
11447 (process_file): Likewise.
11448 (generate_results): Likewise.
11449 (release_structures): Likewise.
11450 (create_file_names): Likewise.
11451 (find_source): Likewise.
11452 (read_graph_file): Likewise.
11453 (find_exception_blocks): Likewise.
11454 (canonicalize_name): Likewise.
11455 (make_gcov_file_name): Likewise.
11456 (mangle_name): Likewise.
11457 (accumulate_line_counts): Likewise.
11458 (output_branch_count): Likewise.
11459 (read_line): Likewise.
11461 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
11463 PR rtl-optimization/71779
11464 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
11465 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
11466 or if it was truncated.
11468 PR rtl-optimization/70903
11469 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
11471 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
11473 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
11474 accessing SSA_NAME_PTR_INFO.
11476 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
11479 * common/config/avr/avr-common.c (avr_option_optimization_table)
11480 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
11482 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
11485 * config/avr/avr.md: New pattern to work around do_store_flag
11486 generating shift instructions for bit extractions.
11488 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
11490 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
11492 (add_equivalence): Likewise.
11493 (get_value_range): Allocate value range with vrp_value_range_pool.
11494 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
11495 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
11497 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
11499 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
11500 the default for the rs6000 port.
11502 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11504 PR middle-end/71876
11505 * calls.c (special_function_p): Remove special handling of
11506 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
11507 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
11508 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
11510 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
11512 PR middle-end/72778
11513 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
11514 Don't stop on regular insns.
11516 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
11518 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
11519 size to DImode boundary.
11520 (nvptx_propagate): Likewise.
11522 2016-08-03 Alan Modra <amodra@gmail.com>
11524 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
11525 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
11526 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
11527 from -mefficient-unaligned-vector. Note that this affects fp too.
11529 2016-08-03 Alan Modra <amodra@gmail.com>
11531 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
11534 2016-08-03 Alan Modra <amodra@gmail.com>
11536 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
11537 to a reg. Localize vars.
11539 2016-08-03 Alan Modra <amodra@gmail.com>
11541 * config/rs6000/rs6000.opt: Remove negatives from help strings
11544 2016-08-03 Alan Modra <amodra@gmail.com>
11546 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
11547 Delete duplicated code.
11549 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
11551 PR middle-end/72778
11552 * lra-spills.c (regno_in_use_p): New.
11553 (lra_final_code_change): Use it.
11555 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
11557 PR rtl-optimization/69847
11558 * lra-int.h (struct lra-reg): Use restore_rtx instead of
11560 (lra_rtx_hash): New.
11561 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
11563 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
11564 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
11565 * lra-spills.c (lra_final_code_change): Don't delete insn when the
11566 next insn is USE with the same reg as the current insn source.
11567 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
11569 (lra_constraints_init): Call initiate_invariants.
11570 (lra_constraints_finish): Call finish_invariants.
11571 (struct invariant, invariant_t, invariant_ptr_t): New.
11572 (const_invariant_ptr_t, invariants, invariants_pool): New.
11573 (invariant_table, invariant_hash, invariant_eq_p): New.
11574 (insert_invariant, initiate_invariants, finish_invariants): New.
11575 (clear_invariants, invalid_invariant_regs): New.
11576 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
11577 instead of restore_regno.
11578 (invariant_p, process_invariant_for_inheritance): New.
11579 (inherit_in_ebb): Implement invariant inheritance.
11580 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
11581 (remove_inheritance_pseudos): Implement undoing invariant
11583 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
11584 instead of restore_regno.
11585 * lra-assigns.c (regno_live_length): New.
11586 (reload_pseudo_compare_func): Use regno_live_length.
11587 (assign_by_spills): Use restore_rtx instead of restore_regno.
11588 (lra_assign): Ditto. Initiate regno_live_length.
11590 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
11592 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
11593 __builtin_aarch64_fmindf.
11595 2016-08-02 Bin Cheng <bin.cheng@arm.com>
11597 PR tree-optimization/34114
11598 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
11599 information for more control IVs.
11601 2016-08-02 Bin Cheng <bin.cheng@arm.com>
11603 PR tree-optimization/34114
11604 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
11605 PLUS_EXPR case. Handle SSA_NAME case.
11607 2016-08-02 Tamar Christina <tamar.christina@arm.com>
11609 * config/aarch64/aarch64-simd-builtins.def
11610 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
11611 (__builtin_aarch64_fmaxdf): Likewise.
11612 (__builtin_aarch64_smin_nandf): Likewise.
11613 (__builtin_aarch64_smax_nandf): Likewise.
11614 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
11615 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
11616 (<fmaxmin><mode>3): ...this.
11617 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
11618 (vminnm_f64): Likewise.
11619 (vmin_f64): Likewise.
11620 (vmax_f64): Likewise.
11621 * config/aarch64/iterators.md (FMAXMIN): Merge with...
11622 (FMAXMIN_UNS): ...this.
11623 (fmaxmin): Merged with
11624 (fmaxmin_op): ...this...
11625 (maxmin_uns_op): ...in to this.
11627 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11629 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11630 Add support for vec_extract on vector float, vector int, vector
11631 short, and vector char vector types.
11632 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
11633 vector float, vector int, vector short, and vector char
11634 optimizations on 64-bit ISA 2.07 systems for both constant and
11635 variable element numbers.
11636 (rs6000_split_vec_extract_var): Likewise.
11637 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
11638 Altivec registers on ISA 2.07 and above.
11639 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
11640 which never was matched due to the split occuring before register
11641 allocation (and the code would not have worked on little endian
11642 systems if it did match). Allow extracts to go to the Altivec
11643 registers if ISA 2.07 (power8). Change from using "" around the
11644 C++ code to using {}'s.
11645 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
11646 vec_extracts when the vector is in memory.
11647 (vsx_extract_v4sf_var): New insn to optimize vector float
11648 vec_extracts when the element number is variable on 64-bit ISA
11650 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
11651 for 64-bit ISA 2.07 as well as ISA 3.0.
11652 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
11653 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
11654 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
11655 optimize vector int, vector short, and vector char vec_extracts
11656 when the vector is in memory.
11657 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
11658 optimize vector int, vector short, and vector char vec_extracts
11659 when the element number is variable.
11661 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
11664 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
11665 does not overlap with other symbol flags.
11667 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
11669 * config/aarch64/aarch64.h (aarch64_frame):
11670 Remove padding0 and hardfp_offset. Add locals_offset,
11671 initial_adjust, callee_adjust, callee_offset and final_adjust.
11672 * config/aarch64/aarch64.c (aarch64_layout_frame):
11673 Remove unused padding0 and hardfp_offset initializations.
11674 Choose frame layout and set frame variables accordingly.
11675 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
11676 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
11677 (aarch64_pop_regs): Likewise.
11678 (aarch64_expand_prologue): Remove all decision code, just emit
11679 prolog according to frame variables.
11680 (aarch64_expand_epilogue): Remove all decision code, just emit
11681 epilog according to frame variables.
11682 (aarch64_initial_elimination_offset): Use offset to local/arg area.
11684 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
11687 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
11688 fix_debug_reg_uses after changing source register mode to
11689 V1TImode if source register is undefined.
11691 2015-08-01 Alan Hayward <alan.hayward@arm.com>
11693 PR tree-optimization/71818
11694 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
11695 with non invariant evolutions
11697 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
11700 * config/avr/avr.md (length) [branch]: Correct insn length
11701 attribute for forward branches.
11703 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
11705 * doc/extend.texi (AVR Built-in Functions): Document
11706 __builtin_avr_nops.
11707 * config/avr/builtins.def (NOPS): New.
11708 * config/avr/avr.c (avr_expand_nops): New static function.
11709 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
11711 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11713 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
11714 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
11717 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
11719 * config/aarch64/aarch64.c (vulcan_tunings): Update
11720 vulcan L1 cache_line_size.
11722 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11724 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
11725 function that takes a vector memory address, a hard register, an
11726 element number and a temporary base register, and recreates an
11727 address that points to the appropriate element within the vector.
11728 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
11729 (rs6000_split_vec_extract_var): Add support for the target of a
11730 vec_extract with variable element number being a scalar memory
11732 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
11734 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
11735 vsx_extract_<mode>_load insn with a new insn that optimizes
11736 storing either element to a memory location, using scratch
11737 registers to pick apart the vector and reconstruct the address.
11738 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
11739 (vsx_extract_<mode>_store): Rework alternatives to more correctly
11740 support Altivec registers. Add support for ISA 3.0 Altivec d-form
11742 (vsx_extract_<mode>_var): Add support for extracting a variable
11743 element number from memory.
11745 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
11747 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
11748 when testing for compares against constants of the form 0xabab.
11750 2016-07-29 Bin Cheng <bin.cheng@arm.com>
11752 PR tree-optimization/57558
11753 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
11755 (vect_loop_versioning): Support versioning with niter assumptions.
11756 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
11757 (vect_get_loop_niters): New parameter. Reimplement to support
11758 assumptions in loop niter info.
11759 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
11760 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
11761 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
11762 Support loop versioning for niters.
11763 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
11764 (vect_free_loop_info_assumptions): New function.
11765 (vectorize_loops): Free loop niter info for loops with flag
11766 LOOP_F_ASSUMPTIONS set if vectorization failed.
11767 * tree-vectorizer.h (struct _loop_vec_info): New field
11768 num_iters_assumptions.
11769 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
11770 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
11771 (LOOP_REQUIRES_VERSIONING): New macro.
11772 (vect_free_loop_info_assumptions): New decl.
11774 2016-07-29 Bin Cheng <bin.cheng@arm.com>
11776 * cfgloop.h (struct loop): New field constraints.
11777 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
11778 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
11780 * cfgloop.c (alloc_loop): Initialize new field.
11781 * cfgloopmanip.c (copy_loop_info): Copy constraints.
11782 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
11783 Adjust niter analysis wrto loop constraints.
11784 * doc/loop.texi (@node Number of iterations): Add description for loop
11787 2016-07-29 Marek Polacek <polacek@redhat.com>
11790 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
11791 (ix86_expand_round_builtin): Likewise.
11793 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
11794 Georg-Johann Lay <avr@gjlay.de>
11796 PR rtl-optimization/71976
11797 * combine.c (get_last_value): Return 0 if the argument for which
11798 the function is called has a wider mode than the recorded value.
11800 2016-07-29 Marek Polacek <polacek@redhat.com>
11803 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
11804 (altivec_expand_st_builtin): Likewise.
11806 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
11808 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
11809 introduced in r238381.
11811 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
11813 PR middle-end/68217
11814 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
11815 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
11817 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
11819 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
11821 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11822 Add support for vec_extract of vector double or vector long having
11823 a variable element number on 64-bit ISA 2.07 systems or newer.
11824 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
11826 (rs6000_split_vec_extract_var): New function to split a
11827 vec_extract built-in function with variable element number.
11828 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
11830 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
11831 (UNSPEC_VSX_EXTRACT): Likewise.
11832 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
11833 direct move instructions to be generated on 64-bit ISA 2.07
11834 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
11836 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
11837 arguments for vec_extract variable element.
11838 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
11839 vec_extract with variable element on V2DFmode and V2DImode
11841 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
11842 -mupper-regs-df requirement, since it isn't needed.
11843 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
11844 do direct moves on 64-bit systems, which allows optimization of
11845 vec_extract on 64-bit ISA 2.07 systems and newer.
11847 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
11848 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
11850 * config/aarch64/aarch64.md
11851 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
11852 statement and type.
11853 (<optab>qihi2_aarch64): Likewise, and split into two.
11854 (extendqihi2_aarch64): New.
11855 (zero_extendqihi2_aarch64): New.
11856 * config/aarch64/iterators.md (ldrxt): Remove.
11857 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
11860 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
11862 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
11864 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
11866 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
11867 (aarch64_push_reg): New function to push 1 or 2 registers.
11868 (aarch64_pop_reg): New function to pop 1 or 2 registers.
11869 (aarch64_expand_prologue): Use aarch64_push_regs.
11870 (aarch64_expand_epilogue): Use aarch64_pop_regs.
11872 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
11874 PR tree-optimization/71734
11875 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
11876 attribute instead of REF_LOOP and use it.
11877 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
11878 set it for Loops having non-zero safelen attribute.
11879 (ref_indep_loop_p): Pass zero as initial value for safelen.
11881 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
11883 PR middle-end/72657
11885 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
11886 call using chkp_gimple_call_builtin_p.
11887 (chkp_copy_bounds_for_assign): Likewise.
11889 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11891 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
11892 * config/arm/arm-protos.h (struct tune_params): Likewise.
11893 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
11894 (cortex_a9_sched_adjust_cost): Likewise.
11895 (fa726te_sched_adjust_cost): Likewise.
11896 (arm_adjust_cost): Likewise.
11897 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
11898 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
11899 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
11900 * config/i386/i386.c (ix86_adjust_cost): Likewise.
11901 * config/ia64/ia64.c: Likewise.
11902 * config/m68k/m68k.c: Likewise.
11903 * config/mep/mep.c (mep_adjust_cost): Likewise.
11904 * config/microblaze/microblaze.c (microblaze_adjust_cost):
11906 * config/mips/mips.c (mips_adjust_cost): Likewise.
11907 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
11909 * config/pa/pa.c (pa_adjust_cost): Likewise.
11910 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
11911 (rs6000_debug_adjust_cost): Likewise.
11912 * config/sh/sh.c (sh_adjust_cost): Likewise.
11913 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
11914 (hypersparc_adjust_cost): Likewise.
11915 (sparc_adjust_cost): Likewise.
11916 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
11917 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
11918 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
11920 * config/visium/visium.c (visium_adjust_cost): Likewise.
11921 * doc/tm.texi: Regenerate.
11922 * haifa-sched.c (dep_cost_1): Adjust.
11923 * target.def: Merge adjust_cost and adjust_cost_2.
11925 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11927 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
11929 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11931 * store-motion.c (struct st_expr): Make pattern_regs a vector.
11932 (extract_mentioned_regs): Append to a vector instead of
11933 returning a rtx_expr_list.
11934 (st_expr_entry): Adjust.
11935 (free_st_expr_entry): Likewise.
11936 (store_ops_ok): Likewise.
11937 (store_killed_in_insn): Likewise.
11938 (find_moveable_store): Likewise.
11940 2016-07-28 Martin Liska <mliska@suse.cz>
11942 PR gcov-profile/68025
11943 * tree-profile.c (tree_profiling): Respect
11944 no_profile_instrument_function attribute.
11945 * doc/extend.texi: Document no_profile_instrument_function
11948 2016-07-28 Martin Liska <mliska@suse.cz>
11950 PR rtl-optimization/70944
11951 * combine.c (make_compound_operation):
11952 Do not allow make_compound_operation for vector mode
11954 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
11956 PR middle-end/71994
11957 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
11958 before calling get_ops.
11960 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11962 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
11963 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
11964 (BITS_PER_UNIT_LOG): Remove.
11965 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
11966 * expr.c (expand_assignment): Likewise.
11967 * stor-layout.c (initialize_sizetypes): Likewise.
11969 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
11971 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
11972 signature of rs6000_expand_vector_extract so that the element
11973 number is a RTX instead of a constant integer.
11974 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
11976 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
11977 (altivec_expand_vec_ext_builtin): Likewise.
11978 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
11979 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
11980 MFVSRLD instruction.
11982 2016-07-27 David Malcolm <dmalcolm@redhat.com>
11984 * input.c (get_pure_location): Move here from tree.c.
11985 (make_location): Likewise. Add header comment.
11986 (selftest::test_accessing_ordinary_linemaps): Verify
11987 pure_location_p, make_location, get_location_from_adhoc_loc and
11988 get_range_from_loc.
11989 * input.h (get_pure_location): Move declaration here from tree.h.
11990 (get_finish): Likewise for inline function.
11991 (make_location): Likewise for declaration.
11992 * tree.c (get_pure_location): Move to input.c.
11993 (make_location): Likewise.
11994 * tree.h (get_pure_location): Move declaration to tree.h.
11995 (get_finish): Likewise for inline function.
11996 (make_location): Likewise for declaration.
11998 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12000 PR middle-end/71078
12001 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
12003 2016-07-27 David Malcolm <dmalcolm@redhat.com>
12005 * system.h (STATIC_ASSERT): Use static_assert if building
12006 with C++11 onwards.
12008 2016-07-27 Richard Biener <rguenther@suse.de>
12010 PR tree-optimization/72517
12011 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
12012 Revert change to not compute read-read dependences.
12014 2016-07-27 Richard Biener <rguenther@suse.de>
12016 * predict.c (set_even_probabilities): Make nedges unsigned.
12018 2016-07-27 Martin Liska <mliska@suse.cz>
12020 * predict.c (set_even_probabilities): Handle unlikely edges.
12021 (combine_predictions_for_bb): Likewise.
12023 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
12026 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
12027 __float128 support when we don't have hardware support, so that
12028 the IEEE built-in functions like isgreater, first call __unordkf3
12029 to make sure neither operand is a NaN, and if both operands are
12030 ordered, do the normal comparison.
12032 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
12034 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
12036 (extract_code_and_val_from_cond_with_ops): Verify that name is
12037 either cond_op0 or cond_op1.
12039 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
12041 PR tree-optimization/18046
12042 * genmodes.c (emit_mode_size_inline): Emit an assert that
12043 verifies that mode is a valid array index.
12044 (emit_mode_nuinits_inline): Likewise.
12045 (emit_mode_inner_inline): Likewise.
12046 (emit_mode_unit_size_inline): Likewise.
12047 (emit_mode_unit_precision_inline): Likewise.
12048 * tree-vrp.c: Include params.h.
12049 (find_switch_asserts): Register edge assertions for the default
12050 label which correspond to the anti-ranges of each case label.
12051 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
12052 * doc/invoke.texi: Document it.
12054 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12056 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
12057 and unnecessary call to gimple_bb.
12059 2016-07-26 Richard Biener <rguenther@suse.de>
12061 PR rtl-optimization/71984
12062 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
12065 2016-07-26 Richard Biener <rguenther@suse.de>
12067 PR middle-end/72517
12068 * expmed.c (extract_bit_field_1): Constrain the vector mode
12069 with element size matching the extraction mode size when
12070 choosing a better vector mode to do the extraction from.
12072 2016-07-26 Richard Biener <rguenther@suse.de>
12073 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12075 PR middle-end/70920
12076 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
12079 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12081 * tree-ssa-structalias.c (struct scc_info): Change types of
12082 members to auto_sbitmap and auto_vec.
12083 (scc_info::scc_info): New constructor.
12084 (scc_info::~scc_info): New destructor.
12085 (init_scc_info): Remove.
12086 (free_scc_info): Remove.
12087 (find_indirect_cycles): Adjust.
12088 (perform_var_substitution): Likewise.
12089 (free_var_substitution_info): Likewise.
12091 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12093 * tree-outof-ssa.c (struct elim_graph): Change type of members
12094 to auto_vec and auto_sbitmap.
12095 (elim_graph::elim_graph): New constructor.
12096 (delete_elim_graph): Remove.
12097 (expand_phi_nodes): Adjust.
12099 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12101 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
12102 (new_elim_graph): Adjust.
12103 (clear_elim_graph): Likewise.
12104 (delete_elim_graph): Likewise.
12105 (elim_graph_size): Likewise.
12106 (elim_graph_add_node): Likewise.
12107 (elim_graph_add_edge): Likewise.
12108 (elim_graph_remove_succ_edge): Likewise.
12109 (eliminate_name): Likewise.
12110 (eliminate_build): Likewise.
12111 (elim_forward): Likewise.
12112 (elim_unvisited_predecessor): Likewise.
12113 (elim_backward): Likewise.
12114 (elim_create): Likewise.
12115 (eliminate_phi): Likewise.
12116 (expand_phi_nodes): Likewise.
12118 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12120 * bt-load.c (compute_out): Use auto_sbitmap class.
12121 (link_btr_uses): Likewise.
12122 * cfganal.c (mark_dfs_back_edges): Likewise.
12123 (post_order_compute): Likewise.
12124 (inverted_post_order_compute): Likewise.
12125 (pre_and_rev_post_order_compute_fn): Likewise.
12126 (single_pred_before_succ_order): Likewise.
12127 * cfgexpand.c (pass_expand::execute): Likewise.
12128 * cfgloop.c (verify_loop_structure): Likewise.
12129 * cfgloopmanip.c (fix_bb_placements): Likewise.
12130 (remove_path): Likewise.
12131 (update_dominators_in_loop): Likewise.
12132 * cfgrtl.c (break_superblocks): Likewise.
12133 * ddg.c (check_sccs): Likewise.
12134 (create_ddg_all_sccs): Likewise.
12135 * df-core.c (df_worklist_dataflow): Likewise.
12136 * dse.c (dse_step3): Likewise.
12137 * except.c (eh_region_outermost): Likewise.
12138 * function.c (thread_prologue_and_epilogue_insns): Likewise.
12139 * gcse.c (prune_expressions): Likewise.
12140 (prune_insertions_deletions): Likewise.
12141 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
12142 * graph.c (draw_cfg_nodes_no_loops): Likewise.
12143 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
12144 * lcm.c (compute_earliest): Likewise.
12145 (compute_farthest): Likewise.
12146 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
12147 (unroll_loop_runtime_iterations): Likewise.
12148 (unroll_loop_stupid): Likewise.
12149 * lower-subreg.c (decompose_multiword_subregs): Likewise.
12150 * lra-lives.c: Likewise.
12151 * lra.c (lra): Likewise.
12152 * modulo-sched.c (schedule_reg_moves): Likewise.
12153 (optimize_sc): Likewise.
12154 (get_sched_window): Likewise.
12155 (sms_schedule_by_order): Likewise.
12156 (check_nodes_order): Likewise.
12157 (order_nodes_of_sccs): Likewise.
12158 (order_nodes_in_scc): Likewise.
12159 * recog.c (split_all_insns): Likewise.
12160 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
12161 * reload1.c (reload): Likewise.
12162 * sched-rgn.c (haifa_find_rgns): Likewise.
12163 (split_edges): Likewise.
12164 (compute_trg_info): Likewise.
12165 * sel-sched.c (init_seqno): Likewise.
12166 * store-motion.c (remove_reachable_equiv_notes): Likewise.
12167 * tree-into-ssa.c (update_ssa): Likewise.
12168 * tree-ssa-live.c (live_worklist): Likewise.
12169 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
12170 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12172 (try_peel_loop): Likewise.
12173 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12175 * tree-ssa-pre.c (compute_antic): Likewise.
12176 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
12177 * tree-stdarg.c (reachable_at_most_once): Likewise.
12178 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
12179 * var-tracking.c (vt_find_locations): Likewise.
12181 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12183 * sbitmap.h (auto_sbitmap): New class.
12185 2016-07-26 Alan Modra <amodra@gmail.com>
12188 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
12191 2016-07-25 David Malcolm <dmalcolm@redhat.com>
12193 * input.c (selftest::temp_source_file::temp_source_file): Fix
12194 missing "%s" in fprintf.
12196 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
12198 PR middle-end/71732
12199 * cselib.c (cselib_process_insn): Invalidate argument slots for
12202 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12204 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
12205 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
12206 vmulxh_lane_f16, vmulxh_laneq_f16): New.
12208 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12210 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12211 * config/aarch64/aarch64.md (fma, fnma): Support HF.
12212 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
12214 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12216 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12217 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
12219 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
12220 (add<mode>3): Likewise.
12221 (sub<mode>3): Likewise.
12222 (mul<mode>3): Likewise.
12223 (div<mode>3): Likewise.
12224 (*div<mode>3): Likewise.
12225 (<fmaxmin><mode>3): Extend to HF.
12226 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
12227 (fabd<mode>3): Likewise.
12228 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
12229 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
12230 (aarch64_fmulx<mode>): Likewise.
12231 (aarch64_fac<optab><mode>): Likewise.
12232 (aarch64_frecps<mode>): Likewise.
12233 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
12234 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
12235 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
12236 (VSDQ_HSDI): Support HI.
12237 (fcvt_target, FCVT_TARGET): Likewise.
12238 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
12239 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
12240 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
12241 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
12242 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
12243 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
12244 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
12245 vrsqrtsh_f16): New.
12247 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12249 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
12250 * config/aarch64/aarch64-builtins.c (hi_UP): New.
12251 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12252 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
12254 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
12255 (aarch64_cm<optab><mode>): Likewise.
12256 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
12257 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
12258 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
12259 (sqrt<mode>2): Likewise.
12260 (*sqrt<mode>2): Likewise.
12261 (abs<mode>2): Likewise.
12262 (<optab><mode>hf2): New pattern for HF mode.
12263 (<optab>hihf2): Likewise.
12264 * config/aarch64/arm_neon.h: Include arm_fp16.h.
12265 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
12266 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
12268 * config/aarch64/arm_fp16.h: New file.
12269 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
12270 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
12271 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
12272 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
12273 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
12274 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
12275 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
12276 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
12277 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
12278 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
12279 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
12280 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
12283 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12285 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
12286 reduc_smin_scal_): Use VDQIF_F16.
12287 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
12288 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
12290 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
12291 * config/aarch64/iterators.md (VDQIF_F16): New.
12292 (vp): Support HF modes.
12293 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
12294 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
12296 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12298 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
12299 "*aarch64_mulx_elt_from_dup<mode>".
12300 (*aarch64_mul3_elt<mode>): Update schedule type.
12301 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
12302 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
12303 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
12304 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
12305 (f, fp): Support HF modes.
12306 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
12307 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
12308 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
12309 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
12310 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
12311 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
12313 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12315 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12316 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
12318 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
12321 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12323 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12324 * config/aarch64/aarch64-simd.md
12325 (aarch64_rsqrts<mode>): Extend to HF modes.
12326 (fabd<mode>3): Likewise.
12327 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
12328 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
12329 (aarch64_<maxmin_uns>p<mode>): Likewise.
12330 (<su><maxmin><mode>3): Likewise.
12331 (<maxmin_uns><mode>3): Likewise.
12332 (<fmaxmin><mode>3): Likewise.
12333 (aarch64_faddp<mode>): Likewise.
12334 (aarch64_fmulx<mode>): Likewise.
12335 (aarch64_frecps<mode>): Likewise.
12336 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
12337 (add<mode>3): Extend to HF modes.
12338 (sub<mode>3): Likewise.
12339 (mul<mode>3): Likewise.
12340 (div<mode>3): Likewise.
12341 (*div<mode>3): Likewise.
12342 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
12344 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
12345 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
12346 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
12347 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
12348 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
12349 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
12350 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
12351 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
12352 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
12353 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
12354 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
12355 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
12356 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
12357 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
12359 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12361 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
12362 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12363 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
12364 (neg<mode>2): Likewise.
12365 (abs<mode>2): Likewise.
12366 (<frint_pattern><mode>2): Likewise.
12367 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
12368 (<optab><VDQF:mode><fcvt_target>2): Likewise.
12369 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
12370 (ftrunc<VDQF:mode>2): Likewise.
12371 (<optab><fcvt_target><VDQF:mode>2): Likewise.
12372 (sqrt<mode>2): Likewise.
12373 (*sqrt<mode>2): Likewise.
12374 (aarch64_frecpe<mode>): Likewise.
12375 (aarch64_cm<optab><mode>): Likewise.
12376 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
12378 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
12379 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
12381 * config/aarch64/arm_neon.h (vdup_n_f16): New.
12382 (vdupq_n_f16): Likewise.
12383 (vld1_dup_f16): Use vdup_n_f16.
12384 (vld1q_dup_f16): Use vdupq_n_f16.
12385 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
12386 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
12387 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
12388 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
12389 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
12390 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
12391 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
12392 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
12393 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
12394 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
12395 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
12396 vsqrt_f16, vsqrtq_f16): New.
12398 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12400 * config/aarch64/aarch64-simd.md
12401 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
12402 (aarch64_ext<mode>): Likewise.
12403 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
12404 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
12405 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
12407 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
12409 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
12410 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
12411 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
12412 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
12413 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
12414 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
12415 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
12417 (vmov_n_f16): Reimplement using vdup_n_f16.
12418 (vmovq_n_f16): Reimplement using vdupq_n_f16..
12420 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12422 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
12423 "frame_related_p". Generate CFA annotation when it's necessary.
12424 (aarch64_expand_prologue): Use aarch64_add_constant.
12425 (aarch64_expand_epilogue): Likewise.
12426 (aarch64_output_mi_thunk): Pass "false" when calling
12427 aarch64_add_constant.
12429 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12431 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
12434 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12436 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
12437 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
12438 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
12439 (aarch64_build_constant): Delete.
12441 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
12444 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
12446 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
12447 flag_toplevel_reorder.
12449 2016-07-25 Richard Biener <rguenther@suse.de>
12451 * cgraph.c (cgraph_node::verify_node): Compare against builtin
12452 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
12453 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
12454 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
12455 (streamer_get_builtin_tree): Likewise.
12456 (streamer_write_builtin): Likewise.
12457 * lto-streamer.h (LTO_builtin_decl): Remove.
12458 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
12459 (lto_input_scc): Remove LTO_builtin_decl handling.
12460 (lto_input_tree_1): Liekwise.
12461 * lto-streamer-out.c (lto_output_tree_1): Remove special
12462 handling of builtins.
12463 (DFS::DFS): Likewise.
12464 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
12465 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
12467 (streamer_write_builtin): Remove.
12469 2016-07-25 Martin Liska <mliska@suse.cz>
12471 * lto-cgraph.c (input_symtab): Don't call get_working_sets
12472 if flag_auto_profile is set to true.
12474 2016-07-25 Martin Liska <mliska@suse.cz>
12476 PR gcov-profile/71868
12477 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
12478 have a function with multiple latches, count them all.
12480 2016-07-25 Martin Liska <mliska@suse.cz>
12482 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
12484 2016-07-25 Martin Liska <mliska@suse.cz>
12486 PR tree-optimization/71987
12487 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
12488 just for SSA_NAMEs. Fix GNU coding style.
12490 2016-07-25 Martin Liska <mliska@suse.cz>
12492 PR gcov-profile/64874
12493 * gcov-io.h: Update command about file format.
12494 * gcov-iov.c (main): Adapt the numbering scheme.
12496 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12498 PR middle-end/66726
12499 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
12500 whose result is used in PHI.
12501 (final_range_test_p): Likewise.
12502 (maybe_optimize_range_tests): Likewise.
12504 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12506 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12507 Reformat two multi-line strings.
12509 2016-07-22 Martin Sebor <msebor@redhat.com>
12511 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
12513 2016-07-22 Martin Sebor <msebor@redhat.com>
12516 * doc/extend.texi (Compound Literals): Correct and clarify.
12517 (Cast to Union): Same.
12519 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
12521 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
12522 comments to explain why certain error messages make mention of
12523 undocumented options.
12524 (rs6000_invalid_builtin): Change error messages to replace mention
12525 of undocumented options with mention of the -mcpu=power9 option
12526 that enables those undocumented options.
12527 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
12528 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
12529 definition of this macro to correct an existing error.
12530 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
12531 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
12532 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
12533 descriptions of built-in functions so that they depend on
12534 -mcpu=power9 instead of on the corresponding undocumented flags.
12535 * doc/invoke.texi (Option Summary): Remove all mention of newly
12536 undocumented flags.
12537 (IBM RS/6000 and PowerPC Options): Likewise.
12538 * doc/md.texi (Constraints for Particuliar Machines): Remove all
12539 mention of newly undocumented flags.
12541 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
12543 * ipa-cp.c (determine_versionability): Do not create constprop clones,
12544 when target_clones attribute is set.
12546 2016-07-22 Bin Cheng <bin.cheng@arm.com>
12548 * common.opt (funsafe-loop-optimizations): Mark ignore.
12549 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
12550 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
12552 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
12553 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
12555 2016-07-22 Bin Cheng <bin.cheng@arm.com>
12557 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
12559 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
12561 (number_of_iterations_exit): Warn missed loop optimization for
12562 possible infinite loops.
12564 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
12567 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
12568 when to emit a ".machine" pseudo-op.
12570 2016-07-22 Martin Liska <mliska@suse.cz>
12572 PR gcov-profile/69028
12573 PR gcov-profile/62047
12574 * coverage.c (coverage_compute_lineno_checksum): Do not
12575 calculate checksum for fns w/o xloc.file.
12576 (coverage_compute_profile_id): Likewise.
12578 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
12580 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
12581 (avr_secondary_reload): ...and implementation.
12582 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
12583 * config/avr/avr.md (reload_in<mode>): Remove insns.
12584 (adjust_len) [lpm]: Remove insn attribute value.
12585 * config/avr/predicates.md (flash_operand): Remove insn predicate.
12587 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12589 PR middle-end/71876
12590 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
12592 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
12593 * calls.c (special_function_p): Remove the special handling of the
12594 "__builtin_" prefix.
12596 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12598 PR middle-end/71876
12599 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
12600 if STMT may be an alloca call.
12601 (gimple_alloca_call_p, alloca_call_p): Return only true for the
12602 builtin alloca call.
12603 * calls.h (gimple_maybe_alloca_call_p): New function.
12604 * tree-inline.c (inline_forbidden_p_stmt): Use
12605 gimple_maybe_alloca_call_p here.
12607 2016-07-21 David Malcolm <dmalcolm@redhat.com>
12609 * spellcheck-tree.c (best_macro_match::best_macro_match):
12610 Explictly specify the template arguments when invoking the base
12611 class constructor, to help older C++ compilers.
12613 2016-07-21 Jakub Jelinek <jakub@redhat.com>
12616 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
12617 before builtin_decl_implicit.
12619 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
12621 * optabs.c (emit_condiitonal_move): Short circuit for identical
12624 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
12626 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
12627 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
12628 (noce_conversion_profitable_p): New.
12629 (noce_try_store_flag_constants): Use it.
12630 (noce_try_addcc): Likewise.
12631 (noce_try_store_flag_mask): Likewise.
12632 (noce_try_cmove): Likewise.
12633 (noce_try_cmove_arith): Likewise.
12634 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
12636 (noce_convert_multiple_sets): Move cost model to here, from...
12637 (bb_ok_for_noce_convert_multiple_sets) ...here.
12638 (noce_process_if_block): Update calls for above changes.
12639 (noce_find_if_block): Record new noce_if_info parameters.
12641 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
12643 * target.def (max_noce_ifcvt_seq_cost): New.
12644 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
12645 * doc/tm.texi: Regenerate.
12646 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
12647 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
12648 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
12649 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
12650 * doc/invoke.texi: Document new params.
12652 2016-07-21 Richard Biener <rguenther@suse.de>
12654 PR tree-optimization/71947
12655 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
12656 ranges have useful limit_vr information.
12658 2016-07-21 Richard Biener <rguenther@suse.de>
12660 * function-tests.c (build_trivial_generic_function): Set
12661 BLOCK_SUPERCONTEXT of DECL_INITIAL.
12662 * omp-low.c (create_omp_child_function): Likewise.
12663 (grid_expand_target_grid_body): Likewise.
12664 * cgraphunit.c (init_lowered_empty_function): Likewise.
12665 (cgraph_node::expand_thunk): Likewise.
12666 * tree-parloops.c (create_loop_fn): Likewise.
12667 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
12669 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12671 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
12674 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
12676 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
12677 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
12678 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
12679 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
12680 values for insn attribute.
12681 * config/avr/avr.c (avr_out_insert_notbit): New function.
12682 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
12683 ADJUST_LEN_INSV_NOTBIT_0/_7.
12684 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
12686 2016-07-21 Bin Cheng <bin.cheng@arm.com>
12688 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
12689 (chrec_convert_1, chrec_convert): Ditto.
12690 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
12691 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
12692 * tree-vrp.c (adjust_range_with_scev): Ditto.
12693 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
12694 (scev_var_range_cant_overflow): New function.
12695 (scev_probably_wraps_p): New parameter. Call above function.
12696 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
12698 2016-07-21 Bin Cheng <bin.cheng@arm.com>
12700 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
12701 by removing computation of may_be_zero.
12703 2016-07-21 Jakub Jelinek <jakub@redhat.com>
12705 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
12707 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
12709 Improving concepts performance and diagnostics.
12710 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
12711 for constraint satisfaction and subsumption.
12712 * timevar.h (auto_timevar): New constructor that matches the push/pop
12713 pattern of usage in pt.c.
12715 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
12717 * hwint.h (HOST_WIDE_INT_0): New define.
12718 (HOST_WIDE_INT_0U): Ditto.
12719 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
12720 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
12721 * simplify-rtx.c: Ditto.
12722 * tree-object-size.c: Ditto.
12724 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12726 * config/s390/s390.c (s390_encode_section_info): Remove mode size
12729 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
12731 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
12732 * combine.c: Use HOST_WIDE_INT_M1U instead of
12733 ~(unsigned HOST_WIDE_INT) 0.
12734 * double-int.h: Ditto.
12736 * dwarf2asm.c:Ditto.
12738 * genmodes.c: Ditto.
12740 * read-rtl.c: Ditto.
12741 * tree-ssa-loop-ivopts.c: Ditto.
12742 * tree-ssa-loop-prefetch.c: Ditto.
12743 * tree-vect-generic.c: Ditto.
12744 * tree-vect-patterns.c: Ditto.
12747 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12749 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
12750 constant addresses outside [0,0xc0] into a register.
12751 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
12752 cases where the base address register is unused after.
12753 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
12754 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
12755 (avr_out_store_psi_reg_disp_tiny): Same.
12757 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12759 Implement attribute progmem on reduced Tiny cores by adding
12760 flash offset 0x4000 to respective symbols.
12763 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
12764 documentation how it works on reduced Tiny cores.
12765 (AVR Named Address Spaces): No support for reduced Tiny.
12766 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
12767 (avr_address_tiny_pm_p): New static function.
12768 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
12769 if the address is in progmem.
12770 (avr_assemble_integer): Same.
12771 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
12772 for symbol_ref in progmem.
12773 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
12774 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
12775 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
12777 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
12779 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
12780 * configure: Regenerate.
12781 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
12782 (USE_THIN_ARCHIVES): New variable.
12783 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
12784 this archive as a thin archive.
12786 2016-07-20 David Malcolm <dmalcolm@redhat.com>
12788 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
12789 same location as last time, don't skip if we have fix-it hints.
12790 Clarify the skipping logic by converting it from one "if" clause
12791 to repeated "if" clauses.
12792 * spellcheck-tree.c: Include "cpplib.h".
12793 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
12794 (best_macro_match::best_macro_match): New constructor.
12795 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
12796 Move here from c/c-decl.c.
12797 (class best_macro_match): Move here from c/c-decl.c, converting
12798 from a typedef to a subclass, gaining a ctor.
12800 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12802 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
12803 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
12805 (avr_addr_space_diagnose_usage): ...and implementation.
12806 (avr_addr_space_supported_p): New function.
12807 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
12808 report bad address space usage if that space is supported.
12809 (avr_insert_attributes): Same. No more complain about unsupported
12811 * config/avr/avr-c.c (tm_p.h): Include it.
12812 (avr_cpu_cpp_builtins): Only define addr-space related built-in
12813 macro if avr_addr_space_supported_p.
12815 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
12817 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
12818 flag_toplevel_reorder.
12820 2016-07-20 David Malcolm <dmalcolm@redhat.com>
12822 * gcc-rich-location.c
12823 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
12825 * gcc-rich-location.h
12826 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
12828 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12830 * target.def (addr_space): Add new diagnose_usage to hook vector.
12831 * targhooks.c (default_addr_space_diagnose_usage): Add default
12832 implementation and...
12833 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
12834 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
12835 is some address space, call targetm.addr_space.diagnose_usage.
12836 * doc/tm.texi.in (Named Address Spaces): Add anchor for
12837 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
12838 * doc/tm.texi: Regenerate.
12840 2016-07-20 Martin Liska <mliska@suse.cz>
12842 PR middle-end/71898
12843 * graphite-isl-ast-to-gimple.c (later_of_the_two):
12844 Properly handly PHI stmts.
12846 2016-07-20 Bin Cheng <bin.cheng@arm.com>
12848 PR tree-optimization/71503
12849 PR tree-optimization/71683
12850 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
12853 2016-07-20 Martin Liska <mliska@suse.cz>
12855 * doc/invoke.texi (-fipa-ra): Document when the option is
12856 disabled. Fix a typo.
12858 2016-07-20 Martin Liska <mliska@suse.cz>
12860 * Makefile.in: Include fibonacci_heap.c
12861 * fibonacci_heap.c: New file.
12862 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
12863 (fibonacci_heap::union_with): Fix deletion of the second heap.
12864 * selftest-run-tests.c (selftest::run_tests): Incorporate
12865 fibonacci heap tests.
12866 * selftest.h: Declare fibonacci_heap_c_tests.
12868 2016-07-20 Martin Liska <mliska@suse.cz>
12870 * selftest-run-tests.c (selftest::run_tests): New function.
12871 * selftest.h (sreal_c_tests): Declare.
12872 * sreal.c (sreal_verify_basics): New function.
12873 (verify_aritmetics): Likewise.
12874 (sreal_verify_arithmetics): Likewise.
12875 (verify_shifting): Likewise.
12876 (sreal_verify_shifting): Likewise.
12877 (void sreal_c_tests): Likewise.
12879 2016-07-19 Jakub Jelinek <jakub@redhat.com>
12881 PR rtl-optimization/71916
12882 * cfgrtl.c (contains_no_active_insn_p): Return false also for
12883 bb which have a single succ fake edge.
12885 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
12888 * dwarf2out.c (gen_subprogram_die): Only call
12889 gen_unspecified_parameters_die while dumping early dwarf.
12891 2016-07-19 Jakub Jelinek <jakub@redhat.com>
12893 PR middle-end/71874
12894 * gimple-fold.c (fold_builtin_memory_op): Use
12895 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
12897 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
12899 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
12900 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
12901 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
12902 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
12903 * combine.c: Ditto.
12906 * double-int.c: Ditto.
12908 * dwarf2out.c: Ditto.
12911 * fold-const.c: Ditto.
12912 * function.c: Ditto.
12914 * genmodes.c: Ditto.
12918 * loop-doloop.c: Ditto.
12919 * loop-invariant.c: Ditto.
12920 * loop-iv.c: Ditto.
12925 * rtlanal.c: Ditto.
12926 * simplify-rtx.c: Ditto.
12927 * stor-layout.c: Ditto.
12929 * tree-ssa-loop-ivopts.c: Ditto.
12930 * tree-vect-generic.c: Ditto.
12931 * tree-vect-patterns.c: Ditto.
12936 * wide-int-print.cc: Ditto.
12937 * wide-int.cc: Ditto.
12938 * wide-int.h: Ditto.
12940 2016-07-19 David Malcolm <dmalcolm@redhat.com>
12942 * selftest.c (selftest::assert_streq): Handle NULL values of
12943 val_actual and val_expected.
12945 2016-07-19 Martin Jambor <mjambor@suse.cz>
12948 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
12949 rather than cgraph_create_node to get a call graph node.
12951 2016-07-19 Richard Biener <rguenther@suse.de>
12953 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
12954 handle all tcc_constant bases and valueize SSA names.
12955 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
12956 tcc_constant bases.
12958 2016-07-19 David Malcolm <dmalcolm@redhat.com>
12960 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
12961 the flags of the exit block and bb2, not just the entry block.
12963 2016-07-19 Richard Biener <rguenther@suse.de>
12965 PR tree-optimization/71901
12966 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
12967 align member, group stuff with the bitfield.
12968 (vn_ref_op_align_unit): New inline.
12969 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
12970 record element alignment and operand 3 unchanged.
12971 (ao_ref_init_from_vn_reference): Adjust.
12972 (valueize_refs_1): Likewise.
12973 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
12975 2016-07-19 Richard Biener <rguenther@suse.de>
12977 PR tree-optimization/71908
12978 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
12979 symbolic constants in a more reliable way.
12981 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
12983 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
12985 (vect_update_inits_of_drs): Likewise.
12986 (vect_create_cond_for_alias_checks): Likewise.
12987 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
12989 2016-07-19 Richard Biener <rguenther@suse.de>
12992 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
12993 with an abstract origin that is not an inlined function outer
12994 scope add a self-reference as abstract origin.
12995 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
12997 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13000 * config/rs6000/rs6000.c (rs6000_function_value): Fix
13001 unintentional System V.4 structure return breakage for structures
13002 with a single floating point element.
13004 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
13006 PR tree-optimization/71734
13007 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
13008 contains REF, use it to check safelen, assume that safelen value
13009 must be greater 1, fix style.
13010 (ref_indep_loop_p_2): Add REF_LOOP argument.
13011 (ref_indep_loop_p): Pass LOOP as additional argument to
13012 ref_indep_loop_p_2.
13014 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
13016 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
13017 allocation in the prologue.
13018 * explow.c (get_dynamic_stack_base): New function to return an address
13019 expression for the dynamic stack base.
13020 (get_dynamic_stack_size): New function to do the required dynamic stack
13021 space size calculations.
13022 (allocate_dynamic_stack_space): Use new functions.
13023 (align_dynamic_address): Move some code from
13024 allocate_dynamic_stack_space to new function.
13025 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
13027 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13029 * config/s390/s390.c (s390_encode_section_info): Always set
13030 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
13033 2016-07-18 Richard Biener <rguenther@suse.de>
13035 PR tree-optimization/71893
13036 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
13037 for sizetype cast added by array_ref_element_size.
13038 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13040 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
13042 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
13043 register parameters. Remove code to initialize argument pointer
13044 on TARGET_64BIT. Optimize call to _mcount when it can be reached
13045 using a pc-relative branch. Cleanup conditional code.
13046 * config/pa/pa.md (call_mcount): New expander.
13047 (call_mcount_nonpic): New insn.
13048 (call_mcount_pic): New insn and split.
13049 (call_mcount_pic_post_reload): New insn.
13050 (call_mcount_64bit): New insn and split.
13051 (call_mcount_64bit_post_reload): New insn.
13053 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
13055 * config/avr/predicates.md (const_m255_to_m1_operand): New.
13056 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
13057 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
13058 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
13059 (*usum_widenqihi3, *udiff_widenqihi3)
13060 (*addhi3_zero_extend.const): New combiner insns.
13061 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
13062 just 1 bit is affected.
13063 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
13064 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
13066 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
13068 * omp-low.c (lower_omp_target): Mark data clauses with
13069 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
13070 zero-length subarrays.
13072 2016-07-15 Richard Biener <rguenther@suse.de>
13074 PR tree-optimization/71881
13075 * tree-loop-distribution.c (destroy_loop): Remove blocks in
13076 reverse DOM order to make debug temp generation happy.
13078 2016-07-15 Richard Biener <rguenther@suse.de>
13080 PR tree-optimization/71887
13081 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
13082 verify it is not zero for division / modulo handling.
13083 (value_replacement): Adjust.
13085 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
13086 Julian Brown <julian@codesourcery.com>
13088 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
13089 * config/aarch64/aarch64-cost-tables.h
13090 (vulcan_extra_costs): New variable.
13091 * config/aarch64/aarch64.c
13092 (vulcan_addrcost_table): Likewise.
13093 (vulcan_regmove_cost): Likewise.
13094 (vulcan_vector_cost): Likewise.
13095 (vulcan_branch_cost): Likewise.
13096 (vulcan_tunings): Likewise.
13098 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
13100 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
13101 (output_in_order): Loop over undefined variables too. Output them
13102 via assemble_undefined_decl. Skip variables that correspond to hard
13103 registers or have value-exprs.
13104 * varpool.c (symbol_table::output_variables): Handle undefined
13105 variables together with defined ones.
13107 2016-07-15 Richard Biener <rguenther@suse.de>
13109 * tree-ssa-pre.c (get_representative_for): Make sure to return
13110 the value number of SSA names.
13111 (phi_translate_1): get_representative_for cannot return NULL.
13112 (do_pre_regular_insertion): Remove redundant call to
13113 fully_constant_expression.
13114 (do_pre_partial_partial_insertion): Likewise.
13116 2016-07-15 Bin Cheng <bin.cheng@arm.com>
13118 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
13119 (derive_simple_iv_with_niters): New function.
13120 (simple_iv): Rewrite using simple_iv_with_niters.
13121 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
13122 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
13124 (number_of_iterations_exit): Rewrite using above function.
13125 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
13128 2016-07-15 Richard Biener <rguenther@suse.de>
13130 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
13131 vec_construct cost.
13133 2016-07-14 Jakub Jelinek <jakub@redhat.com>
13135 PR tree-optimization/71872
13136 * tree-data-ref.c (get_references_in_stmt): Ignore references
13137 with is_gimple_constant get_base_address.
13139 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
13141 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
13142 (TARGET_HAVE_LDACQD): New macro.
13143 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
13144 than TARGET_HAVE_LDACQ.
13145 (arm_load_acquire_exclusivedi): Likewise.
13146 (arm_store_release_exclusivedi): Likewise.
13148 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
13150 PR rtl-optimization/71878
13151 * lra-constraints.c (match_reload): Pass information about other
13152 output operands. Create new unique register value if matching input
13153 operand shares same register value as output operand being considered.
13154 (curr_insn_transform): Record output operands already processed.
13156 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13159 PR tree-optimization/70923
13160 * tree-vect-patterns.c: Include mult-synthesis.h.
13161 (target_supports_mult_synth_alg): New function.
13162 (synth_lshift_by_additions): Likewise.
13163 (apply_binop_and_append_stmt): Likewise.
13164 (vect_synth_mult_by_constant): Likewise.
13165 (target_has_vecop_for_code): Likewise.
13166 (vect_recog_mult_pattern): Use above functions to synthesize vector
13167 multiplication by integer constants.
13169 2016-07-14 Alan Modra <amodra@gmail.com>
13171 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
13172 gpr alternatives. Correct '*' placement on Y,r alternative.
13173 Add '*' on operand 1 of r,r alternative.
13175 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13177 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
13178 * expmed.h: ... Here.
13180 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
13182 * gimple.h (stmt_can_terminate_bb_p): New function.
13183 * tree-cfg.c (need_fake_edge_p): Rename to ...
13184 (stmt_can_terminate_bb_p): ... this; return true if stmt can
13185 throw external; handle const and pure calls.
13186 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
13188 2016-07-14 Richard Biener <rguenther@suse.de>
13190 PR tree-optimization/71866
13191 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
13192 (do_hoist_insertion): Avoid endless recursion when we
13193 didn't insert anything because we managed to simplify
13194 things down to a constant or SSA name.
13195 (fully_constant_expression): Re-write in terms of ...
13196 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
13197 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
13198 vn_nary_build_or_lookup_1.
13199 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
13200 (vn_nary_build_or_lookup): ... this which now wraps it.
13202 2016-07-14 Alan Modra <amodra@gmail.com>
13205 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
13206 with p9_vector override before power9-dform override.
13208 2016-07-13 Andi Kleen <ak@linux.intel.com>
13210 * value-prof.c (gimple_value_profile_transformations): Don't run
13211 when auto_profile is on.
13213 2016-07-13 Andi Kleen <ak@linux.intel.com>
13215 * auto-profile.c (update_inlined_ind_target,
13216 afdo_indirect_call): Print information to dump file.
13218 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
13220 * genrecog.c (special_predicate_operand_p): New function.
13221 (predicate_name): Move function.
13222 (validate_pattern): Don't warn about missing mode for all
13223 define_special_predicate predicates.
13225 2016-07-13 Bin Cheng <bin.cheng@arm.com>
13227 * tree-vect-data-refs.c (vect_no_alias_p): New function.
13228 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
13229 resolve alias checks which are known at compilation time.
13230 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
13231 alias checks are resolved. Move dump info for too many runtime
13232 alias checks to here...
13233 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
13235 2016-07-13 Richard Biener <rguenther@suse.de>
13237 PR tree-optimization/24574
13238 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
13239 position and add shift, rotate, divison and modulo support
13241 (value_replacement): Pass in argument position to absorbing_element_p.
13243 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
13246 * ipa-inline-transform.c (inline_call): Support
13247 instrumented thunks.
13249 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
13251 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
13252 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
13254 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
13255 Baseline. Make initial alternative TARGET_32BIT only.
13256 (udivsi3): Likewise.
13257 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
13258 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
13261 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
13263 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
13264 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
13265 availability with TARGET_HAVE_MOVT.
13266 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
13267 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
13268 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
13270 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
13271 extra instruction if MOVW is available. Use a cost variable
13272 incremented by COSTS_N_INSNS (1) when the condition match rather than
13273 returning an arithmetic expression based on COSTS_N_INSNS. Make
13274 constant with bottom half word zero cost 2 instruction if MOVW is
13276 * config/arm/arm.md (define_attr "arch"): Add v8mb.
13277 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
13278 target is ARMv8-M Baseline.
13279 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
13280 (arm_movtas_ze): Likewise.
13281 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
13282 alternative for constants satisfying j constraint.
13283 (thumb1_movsi_insn): Likewise.
13284 (movsi splitter for K alternative): Tighten condition to not trigger
13285 if movt is available and j constraint is satisfied.
13286 (Pe immediate splitter): Likewise.
13287 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
13288 constant fitting in an halfword to use MOVW.
13289 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
13292 2016-07-13 Richard Biener <rguenther@suse.de>
13294 PR middle-end/71104
13295 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
13296 gimplifying the LHS. Make sure to gimplify a returning twice
13297 call LHS without using SSA names.
13299 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13301 * tree-data-ref.c (find_data_references_in_stmt): Remove
13302 unnecessary call to vec::release.
13303 (graphite_find_data_references_in_stmt): Likewise.
13304 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
13305 * tree-vect-stmts.c (vectorizable_condition): Likewise.
13307 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13309 * cfgexpand.c (expand_used_vars): Make the type of a local
13311 * genmatch.c (lower_for): Likewise.
13312 * haifa-sched.c (haifa_sched_init): Likewise.
13313 (add_to_speculative_block): Likewise.
13314 (create_check_block_twin): Likewise.
13315 * predict.c (handle_missing_profiles): Likewise.
13316 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
13317 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
13318 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
13320 (maybe_lower_iteration_bound): Likewise.
13321 * tree-ssa-sccvn.c (DFS): Likewise.
13322 * tree-stdarg.c (reachable_at_most_once): Likewise.
13323 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
13324 (vectorizable_store): Likewise.
13326 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13328 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
13329 (sccvn_dom_walker): make cond_stack an auto_vec.
13331 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13333 * ree.c (struct ext_state): Make type of members auto_vec.
13334 (find_and_remove_re): Adjust.
13336 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13338 * cfgexpand.c (struct stack_vars_data): Make type of fields
13340 (expand_used_vars): Adjust.
13342 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13344 * ipa.c (record_cdtor_fn): Adjust.
13345 (build_cdtor_fns): Likewise.
13346 (ipa_cdtor_merge): Make static_ctors and static_dtors local
13349 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13351 * genextract.c (struct accum_extract): Add constructor and make
13353 (gen_insn): Adjust.
13355 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13357 * tree.c (struct free_lang_data_d): Add constructor and change
13358 types of members to ones that automatically manage resources.
13359 (fld_worklist_push): Adjust.
13360 (find_decls_types): Likewise.
13361 (find_decls_types_in_eh_region): Likewise.
13362 (free_lang_data_in_cgraph): Stop manually creating and
13363 destroying members of free_lang_data_d.
13365 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
13367 PR rtl-optimization/68961
13368 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
13369 peephole variant. Use sse_reg_operand predicates.
13371 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
13373 * config/i386/predicates.md (x86_64_immediate_operand)
13374 <case CONST_INT>: Remove unneeded truncation to DImode.
13375 <case CONST>: Ditto.
13376 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
13378 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13381 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
13382 The xxperm and xxpermr instructions require that the 2nd input
13383 operand overlap with the output operand, and not the 1st.
13384 (altivec_vperm_v8hiv16qi): Likewise.
13385 (altivec_vperm_<mode>_uns_internal): Likewise.
13386 (altivec_vpermr_<mode>_internal): Likewise.
13387 (vperm_v8hiv4si): Likewise.
13388 (vperm_v16qiv8hi): Likewise.
13390 2016-07-12 Nathan Sidwell <nathan@acm.org>
13392 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
13393 when -mno-pic-data-is-text-relative is in effect, by default.
13394 * doc/invoke.texi (mpic-data-is-text-relative): Document new
13395 behavior and clarify.
13397 2016-07-12 Martin Liska <mliska@suse.cz>
13399 * params.def: Add avg-loop niter.
13400 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
13401 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
13402 * doc/invoke.texi: Document the new parameter.
13404 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13406 PR middle-end/71700
13407 * expr.c (store_constructor): Mask sign-extended bits when widening
13408 sub-word constructor element at the start of a word.
13410 2016-07-12 Martin Liska <mliska@suse.cz>
13412 * Makefile.in: Append rule for params-options.h.
13413 * params-options.h: New file.
13415 2016-07-12 Martin Liska <mliska@suse.cz>
13417 * ira-build.c (mark_loops_for_removal): Properly iterate
13420 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
13421 Richard Biener <rguenther@suse.de>
13423 PR tree-optimization/23286
13424 PR tree-optimization/70159
13425 * doc/invoke.texi: Document -fcode-hoisting.
13426 * common.opt (fcode-hoisting): New flag.
13427 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
13428 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
13429 (do_regular_insertion): Rename to ...
13430 (do_pre_regular_insertion): ... this and amend general comments
13431 on insertion strathegy.
13432 (do_partial_partial_insertion): Rename to ...
13433 (do_pre_partial_partial_insertion): ... this.
13434 (do_hoist_insertion): New function.
13435 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
13436 and call do_hoist_insertion properly.
13438 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
13439 (pass_pre::execute): Register hoist_insert stats.
13441 2016-07-12 Jakub Jelinek <jakub@redhat.com>
13443 PR middle-end/71716
13444 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
13445 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
13446 is different from mode's bitsize. Small cleanup.
13448 2016-07-12 Richard Biener <rguenther@suse.de>
13450 PR rtl-optimization/68961
13451 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
13452 to simplify to a non-constant.
13454 2016-07-11 Jakub Jelinek <jakub@redhat.com>
13456 PR middle-end/71758
13457 * omp-low.c (expand_omp_target): Gimplify device.
13459 PR tree-optimization/71823
13460 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
13461 to get vec_oprnds2 from op2.
13463 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
13465 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
13466 Hoist common subexpressions.
13467 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
13469 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
13472 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
13473 prevent generation of 'stxsiwx' on pre Power8 hardware.
13475 2016-07-11 David Malcolm <dmalcolm@redhat.com>
13477 * input.c: Include cpplib.h.
13478 (selftest::temp_source_file): New class.
13479 (selftest::temp_source_file::temp_source_file): New ctor.
13480 (selftest::temp_source_file::~temp_source_file): New dtor.
13481 (selftest::should_have_column_data_p): New function.
13482 (selftest::test_should_have_column_data_p): New function.
13483 (selftest::temp_line_table): New class.
13484 (selftest::temp_line_table::temp_line_table): New ctor.
13485 (selftest::temp_line_table::~temp_line_table): New dtor.
13486 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
13487 it to create a temp_line_table.
13488 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
13489 locations that are known to have column data.
13490 (selftest::line_table_case): New struct.
13491 (selftest::test_reading_source_line): Move tempfile handling
13492 to class temp_source_file.
13493 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
13494 (selftest::assert_token_loc_eq): New function.
13495 (ASSERT_TOKEN_LOC_EQ): New macro.
13496 (selftest::test_lexer): New function.
13497 (selftest::boundary_locations): New array.
13498 (selftest::input_c_tests): Call test_should_have_column_data_p.
13499 Loop over a test matrix of interesting values of location and
13500 default_range_bits, calling test_lexer on each case in the matrix.
13501 Move call to test_accessing_ordinary_linemaps into the matrix.
13502 * selftest.h (ASSERT_EQ): Reimplement in terms of...
13503 (ASSERT_EQ_AT): New macro.
13505 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
13508 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
13509 Don't convert TImode in debug insn.
13511 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13513 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
13514 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
13515 (tree_type_common::lang_flag_7): New.
13516 (tree_type_common::spare): Reduce size.
13517 * tree.h (TYPE_ALIGN_OK): Remove.
13518 (TYPE_LANG_FLAG_7): New.
13519 (get_inner_reference): Adjust header.
13520 * print-tree.c (print_node): Adjust.
13521 * expr.c (get_inner_reference): Remove parameter keep_aligning.
13522 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
13523 calls to get_inner_reference.
13524 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
13525 handling of TYPE_ALIGN_OK.
13526 * builtins.c (get_object_alignment_2): Adjust call to
13527 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
13528 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
13530 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
13531 * cfgexpand.c (expand_debug_expr): Likewise.
13532 * dbxout.c (dbxout_expand_expr): Likewise.
13533 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
13534 loc_list_from_tree, fortran_common): Likewise.
13535 * fold-const.c (optimize_bit_field_compare,
13536 decode_field_reference, fold_unary_loc, fold_comparison,
13537 split_address_to_core_and_offset): Likewise.
13538 * gimple-laddress.c (execute): Likewise.
13539 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
13540 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
13541 * hsa-gen.c (gen_hsa_addr): Likewise.
13542 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
13543 * tsan.c (instrument_expr): Likewise.
13544 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
13545 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
13546 * tree-affine.c (tree_to_aff_combination,
13547 get_inner_reference_aff): Adjust calls to get_inner_reference.
13548 * tree-data-ref.c (split_constant_offset_1,
13549 dr_analyze_innermost): Likewise.
13550 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
13551 * tree-sra.c (ipa_sra_check_caller): Likewise.
13552 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
13553 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
13554 bswap_replace): Likewise.
13555 * tree-vect-data-refs.c (vect_check_gather,
13556 vect_analyze_data_refs): Likewise.
13557 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
13558 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
13561 2016-07-11 David Malcolm <dmalcolm@redhat.com>
13563 * Makefile.in (selftest-valgrind): New phony target.
13564 * function-tests.c (selftest::build_cfg): Delete pass instances
13565 created by the test.
13566 (selftest::convert_to_ssa): Likewise.
13567 (selftest::test_expansion_to_rtl): Likewise.
13568 * tree-cfg.c (selftest::test_linear_chain): Release dominator
13570 (selftest::test_diamond): Likewise.
13572 2016-07-11 Richard Biener <rguenther@suse.de>
13574 PR tree-optimization/71816
13575 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
13576 than replacing all of its operands.
13578 2016-07-11 Alan Modra <amodra@gmail.com>
13580 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
13581 (ctr<mode>): Add unspec.
13582 (ctr<mode>_internal*): Likewise.
13584 2016-07-08 James Bowman <james.bowman@ftdichip.com>
13586 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
13587 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
13589 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
13591 PR rtl-optimization/71621
13592 * lra-constraints.c (process_alt_operands): Check combination of
13593 reg class and mode.
13595 2016-07-08 Jason Merrill <jason@redhat.com>
13596 Richard Biener <rguenther@suse.de>
13598 P0145: Refining Expression Order for C++.
13599 * gimplify.c (initial_rhs_predicate_for): New.
13600 (gimplfy_modify_expr): Gimplify RHS before LHS.
13602 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13605 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13606 Allow standard error handling to take over when a wrong number
13607 of arguments is presented to __builtin_vec_ld () or
13608 __builtin_vec_st ().
13610 2016-07-08 Jiong Wang <jiong.wang@arm.com>
13612 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
13617 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
13618 __builtin_aarch64_fmaxv2sf.
13619 (vmaxnmq_f32): Likewise.
13620 (vmaxnmq_f64): Likewise.
13621 (vminnm_f32): Likewise.
13622 (vminnmq_f32): Likewise.
13623 (vminnmq_f64): Likewise.
13625 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
13628 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
13629 enable -mfloat128-hardware by default.
13630 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
13631 that IEEE 128-bit hardware support needs.
13632 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
13633 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
13634 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
13635 floating point requires.
13636 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
13637 -mfloat128 and -mfloat128-hardware changes.
13639 2016-07-08 Alan Hayward <alan.hayward@arm.com>
13641 PR tree-optimization/71667
13642 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
13644 2016-07-08 Martin Liska <mliska@suse.cz>
13646 PR middle-end/71606
13647 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
13648 folding produces SAVE_EXPRs, thus return false for the type.
13650 2016-07-07 Martin Liska <mliska@suse.cz>
13652 * file-find.c (remove_prefix): New function.
13653 * file-find.h (remove_prefix): Declare the function.
13654 * gcc-ar.c (main): Skip a folder of the wrapper if
13655 a wrapped binary would point to the same file.
13657 2016-07-07 Jan Hubicka <jh@suse.cz>
13659 * tree-scalar-evolution.c (iv_can_overflow_p): export.
13660 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
13661 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
13663 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
13666 * ipa-inline-analysis.c (compute_inline_parameters): Set
13667 local.can_change_signature to false for intrumentation
13670 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13672 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
13673 with TARGET_HAVE_MOVT.
13674 (TARGET_HAVE_MOVT): Define.
13675 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
13676 availability with TARGET_HAVE_MOVT.
13677 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
13679 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
13681 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
13682 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
13683 * config/arm/constraints.md (define_constraint "j"): Use
13684 TARGET_HAVE_MOVT to check MOVT availability.
13686 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13688 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
13690 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13692 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
13693 (armv8-m.main): Likewise.
13694 (armv8-m.main+dsp): Likewise.
13695 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
13696 (FL_FOR_ARCH8M_MAIN): Likewise.
13697 * config/arm/arm-tables.opt: Regenerate.
13698 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
13699 armv8-m.main+dsp to BE8_LINK_SPEC.
13700 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
13701 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
13702 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
13703 Baseline and Mainline.
13704 (arm_option_override_internal): Also disable arm_restrict_it when
13705 !arm_arch_notm. Update comment for -munaligned-access to also cover
13707 (arm_file_start): Increase buffer size for printing architecture name.
13708 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
13709 and armv8-m.main+dsp.
13710 (mno-unaligned-access): Clarify that this is disabled by default for
13711 ARMv8-M Baseline architectures as well.
13713 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13715 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
13716 decide whether to prevent some libgcc routines being included for some
13717 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
13718 link between this condition and the one in
13719 libgcc/config/arm/lib1func.S.
13721 2016-07-07 Richard Biener <rguenther@suse.de>
13723 * tree-ssa-pre.c: Include alias.h.
13724 (compute_avail): If we have multiple VN_REFERENCEs with the
13725 same hashtable entry adjust that to make it a valid replacement
13726 for all of them with respect to alignment and aliasing
13727 when doing insertion.
13728 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
13729 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
13731 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
13735 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
13736 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
13739 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13741 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
13742 (adjust_mems): Adjust.
13743 (adjust_insn): Likewise.
13744 (prepare_call_arguments): Likewise.
13746 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13748 * gcse.c (struct ls_expr): Make stores field a vector.
13749 (ldst_entry): Adjust.
13750 (free_ldst_entry): Likewise.
13751 (print_ldst_list): Likewise.
13752 (compute_ld_motion_mems): Likewise.
13753 (update_ld_motion_stores): Likewise.
13755 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13757 * gcse.c (struct ls_expr): Remove loads field.
13758 (ldst_entry): Adjust.
13759 (free_ldst_entry): Likewise.
13760 (print_ldst_list): Likewise.
13761 (compute_ld_motion_mems): Likewise.
13763 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13765 * store-motion.c (struct st_expr): Make antic_stores a vector.
13766 (st_expr_entry): Adjust.
13767 (free_st_expr_entry): Likewise.
13768 (print_store_motion_mems): Likewise.
13769 (find_moveable_store): Likewise.
13770 (compute_store_table): Likewise.
13771 (remove_reachable_equiv_notes): Likewise.
13772 (replace_store_insn): Likewise.
13773 (build_store_vectors): Likewise.
13775 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13777 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
13778 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
13780 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
13782 PR tree-optimization/71518
13783 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
13784 misalign also for outer loops with negative step.
13786 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
13788 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
13789 (cortex_a53_shift): Add mov_shift.
13790 (cortex_a53_shift_reg): Add new reservation for register shifts.
13791 (cortex_a53_alu): Remove bfm.
13792 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
13793 (cortex_a53_alu_extr): Add new reservation for EXTR.
13794 (bypasses): Improve bypass modelling.
13796 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13799 * config/avr/avr.c (avr_asm_select_section): Strip off
13800 SECTION_DECLARED from flags when calling get_section.
13802 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13804 * tree-vectorizer.h (vect_memory_access_type): Add
13805 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
13806 * tree-vect-stmts.c (compare_step_with_zero): New function.
13807 (perm_mask_for_reverse): Move further up file.
13808 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
13810 (get_negative_load_store_type): New function.
13811 (get_load_store_type): Call it. Add an ncopies argument.
13812 (vectorizable_mask_load_store): Update call accordingly and
13813 remove tests for negative steps.
13814 (vectorizable_store, vectorizable_load): Likewise. Handle new
13815 memory_access_types.
13817 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13819 * tree-vectorizer.h (vect_memory_access_type): New enum.
13820 (_stmt_vec_info): Add a memory_access_type field.
13821 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
13822 (vect_model_store_cost): Take an access type instead of a boolean.
13823 (vect_model_load_cost): Likewise.
13824 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
13825 vect_model_store_cost and vect_model_load_cost.
13826 * tree-vect-stmts.c (vec_load_store_type): New enum.
13827 (vect_model_store_cost): Take an access type instead of a
13828 store_lanes_p boolean. Simplify tests.
13829 (vect_model_load_cost): Likewise, but for load_lanes_p.
13830 (get_group_load_store_type, get_load_store_type): New functions.
13831 (vectorizable_store): Use get_load_store_type. Record the access
13832 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
13833 (vectorizable_load): Likewise.
13834 (vectorizable_mask_load_store): Likewise. Replace is_store
13835 variable with vls_type.
13837 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13839 * tree-vectorizer.h (vect_grouped_load_supported): Add a
13840 single_element_p parameter.
13841 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
13842 Check the PR65518 case here rather than in vectorizable_load.
13843 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
13844 * tree-vect-stmts.c (vectorizable_load): Likewise.
13846 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13848 * tree-vectorizer.h (gather_scatter_info): New structure.
13849 (vect_check_gather_scatter): Return a bool rather than a decl.
13850 Replace return-by-pointer arguments with a single
13851 gather_scatter_info *.
13852 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
13853 (vect_analyze_data_refs): Update call accordingly.
13854 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
13855 (vectorizable_mask_load_store): Likewise. Also record the
13856 offset dt and vectype in the gather_scatter_info.
13857 (vectorizable_store): Likewise.
13858 (vectorizable_load): Likewise.
13860 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13862 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
13863 strided groups, use the cost of N scalar accesses instead
13864 of ncopies vector accesses.
13865 (vect_model_load_cost): Likewise.
13867 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13869 * tree-vect-stmts.c (vect_cost_group_size): Delete.
13870 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
13871 variable to indicate when once-per-group costs are being used.
13872 (vect_model_load_cost): Likewise. Fix comment and misindented code.
13874 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13876 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
13877 peeling-for-gaps condition.
13879 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13881 * config/s390/s390.c (s390_expand_vec_init): Force initializer
13882 element to register if it doesn't match general_operand.
13884 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
13885 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13887 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
13889 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
13890 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
13891 (SIGNBIT): New mode iterator.
13892 (Fsignbit): New mode attribute.
13893 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
13894 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
13895 when direct moves are available.
13896 (signbit<mode>2_dm): New define_insn_and_split).
13897 (signbit<mode>2_dm2): New define_insn.
13899 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13901 PR rtl-optimization/71594
13902 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
13903 into subregs of appropriate mode before trying to emit a conditional
13906 2016-07-05 Jan Hubicka <jh@suse.cz>
13908 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
13909 (simple_iv): Use it.
13911 2016-07-05 Jan Hubicka <jh@suse.cz>
13913 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
13915 2016-07-05 Jiong Wang <jiong.wang@arm.com>
13917 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
13920 2016-07-05 Jan Hubicka <jh@suse.cz>
13922 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
13925 2016-07-05 Richard Biener <rguenther@suse.de>
13927 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
13928 Handle empty else block.
13929 (is_feasible_trace): Likewise.
13930 (split_paths): Likewise.
13932 2016-07-05 Richard Biener <rguenther@suse.de>
13934 * tree-loop-distribution.c (distribute_loop): Fix issue with
13935 the cost model loop.
13937 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
13939 * config/arm/neon-testgen.ml: Delete.
13940 * config/arm/neon.ml: Delete.
13942 2016-07-04 Jakub Jelinek <jakub@redhat.com>
13945 * tree.c (attribute_value_equal): Use get_attribute_name instead of
13946 directly using TREE_PURPOSE.
13948 2016-07-04 Jiong Wang <jiong.wang@arm.com>
13950 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
13951 * config/aarch64/aarch64_neon.h: Likewise.
13952 * config/aarch64/arm_neon.h: Likewise.
13953 * config/aarch64/atomics.md: Likewise.
13954 * config/aarch64/aarch64-simd-builtins.def: Likewise.
13955 * doc/invoke.texi: Likewise.
13957 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
13959 * config/s390/s390.md: Add "z13" cpu_facility.
13960 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
13961 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
13962 condition" type instructions.
13964 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
13965 Jeff Law <law@redhat.com>
13967 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
13968 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
13970 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
13972 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
13973 permutation for TARGET_AVX512F.
13974 (ix86_expand_vec_one_operand_perm_avx512): New function.
13975 (expand_vec_perm_1): Invoke introduced function.
13976 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
13977 it may be not valid after vectorization.
13979 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13982 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
13983 typo in comment. Only force to memory if it is a weak
13984 external reference.
13986 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
13987 Jiong Wang <jiong.wang@arm.com>
13989 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
13990 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
13991 (AARCH64_FL_F16): New.
13992 (AARCH64_FL_FOR_ARCH8_2): New.
13993 (AARCH64_ISA_8_2): New.
13994 (AARCH64_ISA_F16): New.
13995 (TARGET_FP_F16INST): New.
13996 (TARGET_SIMD_F16INST): New.
13997 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
13998 ("fp"): Disabling "fp" also disables "fp16".
13999 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
14000 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
14001 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
14002 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
14004 2016-07-04 Jan Beulich <jbeulich@suse.com>
14006 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
14008 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14011 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
14012 the insns, use an insn form that does not adjust the offset on
14013 little endian systems.
14015 2016-07-01 Jan Beulich <jbeulich@suse.com>
14017 * varasm.c (get_variable_section): Validate initializer in
14018 named .bss-like sections.
14020 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
14022 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
14023 Exchange the order of the second and third operands in the vpermr
14024 instruction tmeplate.
14026 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
14029 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
14030 Disallow TDmode values.
14032 2016-07-01 Alan Modra <amodra@gmail.com>
14034 PR rtl-optimization/71709
14035 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
14036 being set, not referenced.
14038 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
14040 PR tree-optimization/70729
14041 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
14042 of loop since it can be not valid after transformation.
14044 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14046 * config/arm/arm.c (thumb_reload_in_hi): Delete.
14047 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
14049 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
14051 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
14054 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14057 * config/rs6000/constraints.md (wY constraint): New constraint to
14058 match the requirements for the LXSD and STXSD instructions.
14059 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
14060 predicate to match the requirements for the LXSD and STXSD
14062 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
14063 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
14064 to make sure that the bottom 2 bits of offset are 0, the address
14065 form is offsettable, and no updating is done in the address mode.
14066 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
14067 (movdi_internal32): Likewise
14068 (movdi_internal64): Likewise.
14070 2016-06-30 Jakub Jelinek <jakub@redhat.com>
14072 PR tree-optimization/71707
14073 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
14074 strinfo even for ADDR_EXPR ptr.
14076 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
14078 * config/rs6000/altivec.md (darn_32): Change the condition to
14079 TARGET_P9_MISC instead of TARGET_MODULO.
14080 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
14081 condition expression.
14082 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
14083 condition expression.
14084 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
14085 (DFP_TEST): New code iterator.
14086 (dfptstsfi_<code>_mode>): New define_expand.
14087 (*dfp_sgnfcnc_<mode>): New define_insn.
14088 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
14089 definition next to BU_P9_MISC_1 definition and change the MASK
14090 value to RS6000_BTM_P9_MISC.
14091 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
14092 (BU_P9_64BIT_MISC_0): Likewise.
14093 (BU_P9_DFP_MISC_0): New macro definition.
14094 (BU_P9_DFP_MISC_1): New macro definition.
14095 (BU_P9_DFP_MISC_2): New macro definition.
14096 (BU_P9_DFP_OVERLOAD_1): New macro definition.
14097 (BU_P9_DFP_OVERLOAD_2): New macro definition.
14098 (BU_P9_DFP_OVERLOAD_3): New macro definition.
14099 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
14100 (TSTSFI_LT_TD): Likewise.
14101 (TSTSFI_EQ_DD): Likewise.
14102 (TSTSFI_EQ_TD): Likewise.
14103 (TSTSFI_GT_DD): Likewise.
14104 (TSTSFI_GT_TD): Likewise.
14105 (TSTSFI_OV_DD): Likewise.
14106 (TSTSFI_OV_TD): Likewise.
14107 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
14108 (TSTSFI_LT_DD): Likewise.
14109 (TSTSFI_LT_TD): Likewise.
14110 (TSTSFI_EQ): Likewise.
14111 (TSTSFI_EQ_DD): Likewise.
14112 (TSTSFI_EQ_TD): Likewise.
14113 (TSTSFI_GT): Likewise.
14114 (TSTSFI_GT_DD): Likewise.
14115 (TSTSFI_GT_TD): Likewise.
14116 (TSTSFI_OV): Likewise.
14117 (TSTSFI_OV_DD): Likewise.
14118 (TSTSFI_OV_TD): Likewise.
14119 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14120 overloaded test significance functions.
14121 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14122 OPTION_MASK_P9_MISC into the representation of this mask.
14123 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
14125 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
14126 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
14128 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
14129 argument is a 6-bit unsigned literal value if the icode argument
14130 represents a DFP test significance built-in call.
14131 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
14132 flag used independently and in combination with the
14133 RS6000_BTM_64BIT flag.
14134 (rs6000_opt_masks): Add entry for power9-misc command-line option.
14135 (rs6000_builtin_mask_names): Add entry for power9-misc
14136 command-line option.
14137 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
14138 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
14139 RS6000_BTM_P9_MISC macros.
14140 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
14141 option and change the description of the -mpower9-vector option to
14142 enable only vector instructions, removing its erroneously claimed
14143 support for scalar instructions.
14144 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14145 the ISA 3.0 digital floating point test significance built-in
14148 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
14150 * config/aarch64/aarch64.c (cortexa35_tunings):
14151 Enable AES fusion. Use cortexa57_branch_cost.
14152 (cortexa53_tunings): Use cortexa57_branch_cost.
14153 (cortexa72_tunings): Use cortexa57_branch_cost.
14154 Use AUTOPREFETCHER_WEAK.
14155 (cortexa73_tunings): Use cortexa57_branch_cost.
14157 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14158 James Greenhalgh <james.greenhalgh@arm.com>
14160 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
14161 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
14162 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
14163 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
14164 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
14165 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
14166 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
14167 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
14168 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
14169 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
14170 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
14171 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
14172 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
14175 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
14176 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14178 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
14180 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
14182 2016-06-30 David Malcolm <dmalcolm@redhat.com>
14185 * gcc.c (driver::build_option_suggestions): Pass "option" to
14186 add_misspelling_candidates.
14187 * opts-common.c (add_misspelling_candidates): Add "option" param;
14188 use it to avoid adding negated forms for options marked with
14190 * opts.h (add_misspelling_candidates): Add "option" param.
14192 2016-06-30 Jakub Jelinek <jakub@redhat.com>
14194 PR middle-end/71693
14195 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
14196 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
14197 first when permuting bitwise operation with rotate. Cast
14198 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
14200 2016-06-29 David Malcolm <dmalcolm@redhat.com>
14202 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
14203 for misspelled param names.
14204 * params.c: Include spellcheck.h.
14205 (find_param_fuzzy): New function.
14206 * params.h (find_param_fuzzy): New prototype.
14207 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
14208 * spellcheck.h (struct edit_distance_traits<const char *>):
14211 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
14213 * config/rs6000/predicates.md (const_0_to_7_operand): New
14214 predicate, recognize 0..7.
14215 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
14216 support for doing extracts from V16QImode, V8HImode, V4SImode
14218 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
14219 vector extract support.
14220 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
14221 for ISA 3.0 vector extract.
14222 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
14223 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
14224 extracts of a constant element number from small integer vectors
14225 on 64-bit ISA 3.0 systems.
14226 (vsx_extract_<mode>_di): Likewise.
14227 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
14228 say when we can do ISA 3.0 vector extracts.
14229 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
14230 registers, using the stxsiwx instruction.
14232 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
14234 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
14235 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
14236 qdf24xx_regmove_cost, qdf24xx_tunings): New.
14237 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
14238 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
14239 * config/arm/arm.c (arm_qdf24xx_tune): New.
14241 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
14243 * config/aarch64/aarch64.c (cortexa53_tunings):
14244 Increase loop alignment to 8. Set function alignment to 16.
14245 (cortexa35_tunings): Likewise.
14246 (cortexa57_tunings): Increase loop alignment to 8.
14247 (cortexa72_tunings): Likewise.
14248 (cortexa73_tunings): Likewise.
14250 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
14252 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
14253 for arm_fp16_ok and arm_fp16_hw.
14254 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
14255 arm_fp16_alternative.
14257 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
14259 PR tree-optimization/71655
14260 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
14261 types when swapping operands.
14263 2016-06-29 Martin Liska <mliska@suse.cz>
14265 PR middle-end/71585
14266 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
14267 * ipa-inline-transform.c (inline_call): Remove unnecessary call
14268 of build_optimization_node.
14270 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
14272 PR tree-optimization/70729
14273 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
14274 independent in loops having positive safelen value.
14275 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
14276 it may be not valid after vectorization.
14278 2016-06-29 Jakub Jelinek <jakub@redhat.com>
14280 PR tree-optimization/71625
14281 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
14282 is sorted by ascending list->offset. If PTR is non-NULL and there is
14283 previous strinfo, call get_stridx_plus_constant.
14284 (get_stridx): Pass exp as second argument to get_addr_stridx.
14285 (addr_stridxptr): Add missing list = list->next, so that there can be
14286 more than one entries in the list. Bump limit from 16 to 32. Ensure
14287 the list is sorted by ascending list->offset.
14288 (get_stridx_plus_constant): Adjust so that it can be also called with
14289 ADDR_EXPR instead of SSA_NAME as PTR.
14290 (handle_char_store): Pass NULL_TREE as second argument to
14293 2016-06-29 Richard Biener <rguenther@suse.de>
14295 PR rtl-optimization/68961
14296 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
14298 2016-06-29 Richard Biener <rguenther@suse.de>
14300 PR middle-end/71002
14301 * alias.c (component_uses_parent_alias_set_from): Handle
14302 type punning through union accesses by using the union alias set.
14303 * gimple.c (gimple_get_alias_set): Remove union type punning case.
14305 2016-07-29 Richard Biener <rguenther@suse.de>
14307 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
14308 precision not matching mode precision.
14310 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
14312 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
14313 pa_output_arg_descriptor.
14314 (call_val_symref_64bit_post_reload): Likewise.
14315 (call_val_powf_64bit_post_reload): Likewise.
14316 (sibcall_internal_symref_64bit): Likewise.
14317 (sibcall_value_internal_symref_64bit): Likewise.
14319 2016-06-28 Jakub Jelinek <jakub@redhat.com>
14321 PR middle-end/71626
14322 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
14323 a constant, force its SUBREG_REG into memory or register instead
14326 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14329 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
14330 * doc/invoke.texi (AVR Options): Document it.
14332 2016-06-28 Walter Lee <walt@tilera.com>
14334 * config/tilegx/linux.h: Do not include arch/icache.h
14335 (CLEAR_INSN_CACHE): Provide inlined definition directly.
14336 * config/tilepro/linux.h: Do not include arch/icache.h
14337 (CLEAR_INSN_CACHE): Provide inlined definition directly.
14339 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
14341 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
14342 for big-endian BIT_FIELD_REF.
14344 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
14346 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
14347 ('size' attribute): Add '128'.
14349 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
14350 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
14351 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
14352 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
14353 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
14354 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
14355 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
14356 *trunc<mode>df2_odd): Set size attribute to '128'.
14357 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
14358 * config/rs6000/power6.md (power6-fp): Include dfp type.
14359 * config/rs6000/power7.md (power7-fp): Likewise.
14360 * config/rs6000/power8.md (power8-fp): Likewise.
14361 * config/rs6000/power9.md: New file.
14362 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
14363 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
14364 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
14366 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
14367 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
14368 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
14369 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
14370 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
14371 dfp_dscri_<mode>): Change type attribute to dfp.
14372 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
14373 attribute to vecsimple.
14374 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
14375 and prefetch streams.
14376 (rs6000_option_override_internal): Remove temporary code setting
14377 tuning to power8. Don't set rs6000_sched_groups for power9.
14378 (last_scheduled_insn): Change to rtx_insn *.
14379 (divide_cnt, vec_load_pendulum): New variables.
14380 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
14381 (rs6000_issue_rate): Set issue rate for Power9.
14382 (is_power9_pairable_vec_type): New.
14383 (power9_sched_reorder2): New.
14384 (rs6000_sched_reorder2): Call new function for Power9 specific
14386 (insn_must_be_first_in_group): Remove Power9.
14387 (insn_must_be_last_in_group): Likewise.
14388 (force_new_group): Likewise.
14389 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
14390 Initialize divide_cnt/vec_load_pendulum.
14391 (_rs6000_sched_context, rs6000_init_sched_context,
14392 rs6000_set_sched_context): Handle context save/restore of new
14395 2016-06-28 Richard Biener <rguenther@suse.de>
14397 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
14398 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
14399 COMPONENT_REF operand.
14400 (nonoverlapping_component_refs_p): Likewise.
14401 * stor-layout.c (start_bitfield_representative): Mark
14402 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
14404 2016-06-28 Jakub Jelinek <jakub@redhat.com>
14406 * Makefile.in: Don't cat ../stage_current if it does not exist.
14408 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
14409 last argument is a bit-field.
14411 PR rtl-optimization/71673
14412 * internal-fn.c (expand_arith_overflow_result_store): Use
14413 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
14414 expand_simple_binop.
14416 PR middle-end/66867
14417 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
14418 expand_ifn_atomic_compare_exchange): New functions.
14419 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
14420 * tree.h (build_call_expr_internal_loc): Rename to ...
14421 (build_call_expr_internal_loc_array): ... this. Fix up type of
14423 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
14424 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
14425 ATOMIC_COMPARE_EXCHANGE result.
14426 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
14427 * gimple-fold.h (optimize_atomic_compare_exchange_p,
14428 fold_builtin_atomic_compare_exchange): New prototypes.
14429 * gimple-fold.c (optimize_atomic_compare_exchange_p,
14430 fold_builtin_atomic_compare_exchange): New functions..
14431 * tree-ssa.c (execute_update_addresses_taken): If
14432 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
14433 of call when finding addressable vars, and if such var becomes
14434 non-addressable, call fold_builtin_atomic_compare_exchange.
14436 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
14439 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
14440 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
14442 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
14444 * config/rs6000/rs6000.md ('type' attribute): Add
14445 veclogical,veccmpfx,vecexts,vecmove insn types.
14446 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
14447 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
14448 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
14449 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
14450 *nabs<mode>2_hw): Change type to vecmove.
14451 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
14452 *boolcc<mode>3_internal, *eqv<mode>3_internal,
14453 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
14454 *ieee_128bit_vsx_abs<mode>2_internal,
14455 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
14456 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
14457 *ieee128_mtvsrd_32bit): Change type to veclogical.
14458 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
14459 *movdi_internal32, *movdi_internal64): Update insn types.
14460 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
14461 vsx_extract_<mode>): Change type to veclogical.
14462 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
14463 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
14464 *vsx_sign_extend_si_v2di): Change type to vecexts.
14465 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
14466 type to veclogical.
14467 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
14468 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
14469 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
14470 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
14471 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
14472 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
14473 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
14474 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
14475 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
14476 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
14477 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
14478 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
14479 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
14480 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
14481 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
14482 (ppc7450-vecsimple): Add veclogical, vecmove.
14483 (ppc7450-veccmp): Add veccmpfx.
14484 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
14486 (ppc8540_vector_compare): Add veccmpfx.
14487 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
14488 * config/rs6000/cell.md (cell-fp): Add fpsimple.
14489 (cell-vecsimple): Add veclogical, vecmove.
14490 (cell-veccmp): Add veccmpfx.
14491 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
14492 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
14494 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
14495 * config/rs6000/power4.md (power4-fp): Add fpsimple.
14496 (power4-vecsimple): Add veclogical, vecmove.
14497 (power4-veccmp): Add veccmpfx.
14498 * config/rs6000/power5.md (power5-fp): Add fpsimple.
14499 * config/rs6000/power6.md (power6-fp): Add fpsimple.
14500 (power6-vecsimple): Add veclogical, vecmove.
14501 (power6-veccmp): Add veccmpfx.
14502 * config/rs6000/power7.md (power7-fp): Add fpsimple.
14503 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
14504 * config/rs6000/power8.md (power8-fp): Add fpsimple.
14505 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
14506 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
14507 * config/rs6000/titan.md (titan_fp): Add fpsimple.
14508 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
14510 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
14512 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
14515 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14516 OPTION_MASK_P9_DFORM_VECTOR.
14517 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
14518 disable -mpower9-dform-vector when using reload.
14519 (quad_address_p): Remove 'gpr_p' argument and all associated code.
14520 New 'strict' argument. Update all callers. Add strict addressing
14522 (rs6000_legitimate_offset_address_p): Remove call to
14523 virtual_stack_registers_memory_p.
14524 (rs6000_legitimize_reload_address): Add quad address support.
14525 (rs6000_legitimate_address_p): Move call to quad_address_p above
14526 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
14527 to account for new strict usage.
14528 (rs6000_output_move_128bit): Adjust quad_address_p args to account
14529 for new strict usage.
14530 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
14532 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
14539 * config/i386/i386.c (ix86_spill_class): Disable condition to
14540 always return NO_REGS.
14542 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
14544 * predict.c: Include gimple-pretty-print.h
14545 (predicted_by_loop_heuristics_p): Check also
14546 PRED_LOOP_EXIT_WITH_RECURSION
14547 (predict_loops): Find self recursive calls and use special purpose
14548 predictors for them; dump log about decisions.
14549 (pass_profile::execute): Dump info about #of iterations.
14550 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
14551 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
14553 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
14555 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
14556 output_asm_insn calls and shorten long lines. Output .CALL
14557 argument descriptor using pa_output_arg_descriptor. Add various
14558 inline $$dyncall and other optimizations.
14559 (pa_attr_length_indirect_call): Adjust ordering and lengths.
14561 2016-06-25 Jakub Jelinek <jakub@redhat.com>
14563 PR tree-optimization/71643
14564 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
14567 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
14568 leak a bitmap if dep_bb is NULL.
14570 PR tree-optimization/71631
14571 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
14572 to rewrite_expr_tree even if negate_result, move new_lhs var
14573 declaration and initialization earlier, for powi_result set afterwards
14574 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
14575 if new_lhs != lhs, and don't shadow gsi var.
14577 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
14579 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
14580 Add in_loop parameter.
14581 (predict_loops): Add loop guard heuristics.
14582 * predict.def (PRED_LOOP_GUARD): New heuristics.
14584 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
14586 * predict.c: Include ipa-utils.h
14587 (tree_bb_level_prediction): Predict recursive calls.
14588 (tree_estimate_probability_bb): Skip inexpensive calls for call
14590 * predict.def (PRED_RECURSIVE_CALL): New.
14592 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14594 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
14595 (BU_FLOAT128_1): Likewise.
14597 (COPYSIGNQ): Likewise.
14598 (RS6000_BUILTIN_NANQ): Likewise.
14599 (RS6000_BUILTIN_NANSQ): Likewise.
14600 (RS6000_BUILTIN_INFQ): Likewise.
14601 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
14602 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
14603 (TARGET_FOLD_BUILTIN): New #define.
14604 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
14605 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
14606 (rs6000_fold_builtin): New target hook implementation, handling
14607 folding of 128-bit NaNs and infinities.
14608 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
14609 entries are filled in to avoid problems during bootstrap
14610 self-test; define builtins for 128-bit NaNs and infinities.
14611 (rs6000_opt_mask): Add entry for float128.
14612 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
14613 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
14614 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
14615 (const_str_type_node): New #define.
14616 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
14617 to a define_expand that dispatches to either copysign<mode>3_soft
14618 or copysign<mode>3_hard.
14619 (copysign<mode>3_hard): Rename from copysign<mode>3.
14620 (copysign<mode>3_soft): New define_insn.
14621 * doc/extend.texi: Document new builtins.
14623 2016-06-24 Jakub Jelinek <jakub@redhat.com>
14625 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
14626 PRIu64 instead of lu.
14628 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
14631 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
14632 copy the type name.
14634 2016-06-24 Jakub Jelinek <jakub@redhat.com>
14636 PR tree-optimization/71647
14637 * omp-low.c (lower_rec_input_clauses): Convert
14638 omp_clause_aligned_alignment (c) to size_type_node for the
14639 last argument of __builtin_assume_aligned.
14641 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
14643 * configure.ac (calling ___tls_get_addr via GOT): New
14644 assembler/linker check.
14645 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
14646 assembler and linker supports calling ___tls_get_addr via GOT.
14647 Otherise, defined to 0.
14648 * config.in: Regenerated.
14649 * configure: Likewise.
14650 * config/i386/constraints.md (Yb): New constraint.
14651 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
14652 (REG_CLASS_NAMES): Likewise.
14653 (REG_CLASS_CONTENTS): Likewise.
14654 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
14655 the b constraint with the Yb constraint. Call ___tls_get_addr
14656 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
14658 (*tls_local_dynamic_base_32_gnu): Likewise.
14659 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
14660 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
14661 (*tls_local_dynamic_base_64_<mode>): Likewise.
14663 2016-06-24 Martin Liska <mliska@suse.cz>
14665 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
14666 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
14668 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
14669 argument to true if the expected number of iterations is
14672 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
14674 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
14675 assemble for 32bit target.
14676 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
14677 and $ld_ix86_gld_32_opt to link for 32bit target.
14678 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
14679 * configure: Regenerate.
14681 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14683 * config/arm/arm.c (int_log2): Delete definition and prototype.
14684 (shift_op): Use exact_log2 instead of int_log2.
14685 (vfp3_const_double_for_fract_bits): Likewise.
14687 2016-06-24 Jakub Jelinek <jakub@redhat.com>
14689 * internal-fn.c (expand_arith_set_overflow): New function.
14690 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
14692 (expand_arith_overflow_result_store): Likewise. Handle precision
14693 smaller than mode precision.
14694 * tree-vrp.c (extract_range_basic): For imag part, handle
14695 properly signed 1-bit precision result.
14696 * doc/extend.texi (__builtin_add_overflow): Document that last
14697 argument can't be pointer to enumerated or boolean type.
14698 (__builtin_add_overflow_p): Document that last argument can't
14699 have enumerated or boolean type.
14701 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14702 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14704 * config/rs6000/predicates.md (splat_input_operand): Rework.
14705 Don't allow constants, since the insns that use this predicate
14706 don't support constants. Constants are handled by other insns
14707 that are created via combine. During and after register
14708 allocation, only allow indexed or indirect addresses, and not
14709 general addresses. Only allow modes supported by the hardware.
14710 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
14711 comment. Move check for using VSPLTIS<x> to a common location,
14712 instead of doing it in two different places.
14714 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
14716 * config/i386/driver-i386.c (host_detect_local_cpu): Set
14717 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
14718 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
14719 signature_CENTAUR_ebx.
14721 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
14725 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
14726 (as_ix86_gas_32_opt): This.
14727 (ld_ix86_tls_ldm_opt): Renamed to ...
14728 (ld_ix86_gld_32_opt): This.
14729 (R_386_TLS_LDM reloc): Updated.
14730 (R_386_GOT32X reloc): New assembler/linker check.
14731 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
14732 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
14734 * config.in: Regenerated.
14735 * configure: Likewise.
14736 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
14737 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
14738 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
14739 if ix86_force_load_from_GOT_p returns true.
14740 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
14741 ix86_force_load_from_GOT_p returns true.
14742 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
14743 the external function address via the GOT slot.
14744 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
14745 HAVE_AS_IX86_GOT32X before returning false.
14746 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
14747 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
14749 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
14751 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
14753 2016-06-23 Andi Kleen <ak@linux.intel.com>
14755 * Makefile.in: Regenerate.
14756 * doc/install.texi: Document autoprofiledbootstrap.
14758 2016-06-23 Andi Kleen <ak@linux.intel.com>
14760 * config/i386/gcc-auto-profile: New file.
14762 2016-06-23 Martin Liska <mliska@suse.cz>
14764 PR middle-end/71619
14765 * predict.c (predict_loops): Revert the hunk that was removed
14768 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
14770 * config.gcc: Add support for arm*-*-phoenix* targets.
14771 * config/arm/t-phoenix: New.
14772 * config/phoenix.h: New.
14774 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
14775 H.J. Lu <hongjiu.lu@intel.com>
14778 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
14779 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
14780 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
14781 ix86_force_load_from_GOT_p returns true.
14782 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
14783 ix86_force_load_from_GOT_p returns true.
14784 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
14785 ix86_force_load_from_GOT_p returns true.
14786 (ix86_expand_move): Load the external function address via the
14787 GOT slot if ix86_force_load_from_GOT_p returns true.
14788 * config/i386/predicates.md (x86_64_immediate_operand): Return
14789 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
14790 (x86_64_zext_immediate_operand): Ditto.
14792 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
14794 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
14796 2016-06-22 David Malcolm <dmalcolm@redhat.com>
14799 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
14800 * diagnostic.c (pedwarn_at_rich_loc): New function.
14801 * spellcheck.h (best_match::best_match): Add a
14802 "best_distance_so_far" optional parameter.
14803 (best_match::set_best_so_far): New method.
14804 (best_match::get_best_distance): New accessor.
14805 (best_match::get_best_candidate_length): New accessor.
14807 2016-06-22 Nick Clifton <nickc@redhat.com>
14809 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
14810 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
14811 modes are accepted as well.
14812 (ucompare_loc_descriptor): Likewise.
14813 (minmax_loc_descriptor): Likewise.
14814 (clz_loc_descriptor): Likewise.
14815 (popcount_loc_descriptor): Likewise.
14816 (bswap_loc_descriptor): Likewise.
14817 (rotate_loc_descriptor): Likewise.
14818 (mem_loc_descriptor): Likewise.
14819 (loc_descriptor): Likewise.
14821 2016-06-22 David Malcolm <dmalcolm@redhat.com>
14823 * common.opt (fdiagnostics-parseable-fixits): New option.
14824 * diagnostic.c: Include "selftest.h".
14825 (print_escaped_string): New function.
14826 (print_parseable_fixits): New function.
14827 (diagnostic_report_diagnostic): Call print_parseable_fixits.
14828 (selftest::assert_print_escaped_string): New function.
14829 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
14830 (selftest::test_print_escaped_string): New function.
14831 (selftest::test_print_parseable_fixits_none): New function.
14832 (selftest::test_print_parseable_fixits_insert): New function.
14833 (selftest::test_print_parseable_fixits_remove): New function.
14834 (selftest::test_print_parseable_fixits_replace): New function.
14835 (selftest::diagnostic_c_tests): New function.
14836 * diagnostic.h (struct diagnostic_context): Add field
14837 "parseable_fixits_p".
14838 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
14839 -fdiagnostics-parseable-fixits.
14840 (-fdiagnostics-parseable-fixits): New option.
14841 * opts.c (common_handle_option): Handle
14842 -fdiagnostics-parseable-fixits.
14843 * selftest-run-tests.c (selftest::run_tests): Call
14844 selftest::diagnostic_c_tests.
14845 * selftest.h (selftest::diagnostic_c_tests): New prototype.
14847 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
14849 PR tree-optimization/71488
14850 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
14851 comparison of boolean vectors.
14852 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
14853 of boolean vectors using bitwise operations.
14855 2016-06-22 Andreas Schwab <schwab@suse.de>
14857 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
14858 Remove declaration.
14860 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
14862 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
14864 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
14866 * config/i386/i386.c (print_reg): Emit an error message on attempt to
14869 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14871 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
14872 * config/arm/arm-cores.def (cortex-a73): New entry.
14873 (cortex-a73.cortex-a35): Likewise.
14874 (cortex-a73.cortex-a53): Likewise.
14875 * config/arm/arm-tables.opt: Regenerate.
14876 * config/arm/arm-tune.md: Likewise.
14877 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
14878 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
14879 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
14880 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
14881 * doc/invoke.texi (ARM Options): Document cortex-a73,
14882 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
14884 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14886 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
14887 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
14888 (cortex-a73.cortex-a35): Likewise.
14889 (cortex-a73.cortex-a53): Likewise.
14890 * config/aarch64/aarch64-tune.md: Regenerate.
14891 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
14892 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
14895 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14897 * configure.ac (gcc_cv_as_compress_debug): Remove
14898 --compress-debug-sections as extra as switch.
14899 Handle gas --compress-debug-sections=type.
14900 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
14901 Handle gld --compress-debug-sections=type.
14902 * configure: Regenerate.
14904 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
14906 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
14908 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
14910 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
14911 (do_rewrite): likewise.
14913 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14915 * common/config/mep/mep-common.c: Remove.
14916 * config.gcc: Remove mep-* support.
14917 * config/mep/constraints.md: Remove.
14918 * config/mep/default.h: Remove.
14919 * config/mep/intrinsics.h: Remove.
14920 * config/mep/intrinsics.md: Remove.
14921 * config/mep/ivc2-template.h: Remove.
14922 * config/mep/mep-c5.cpu: Remove.
14923 * config/mep/mep-core.cpu: Remove.
14924 * config/mep/mep-default.cpu: Remove.
14925 * config/mep/mep-ext-cop.cpu: Remove.
14926 * config/mep/mep-intrin.h: Remove.
14927 * config/mep/mep-ivc2.cpu: Remove.
14928 * config/mep/mep-pragma.c: Remove.
14929 * config/mep/mep-protos.h: Remove.
14930 * config/mep/mep.c: Remove.
14931 * config/mep/mep.cpu: Remove.
14932 * config/mep/mep.h: Remove.
14933 * config/mep/mep.md: Remove.
14934 * config/mep/mep.opt: Remove.
14935 * config/mep/predicates.md: Remove.
14936 * config/mep/t-mep: Remove.
14937 * doc/install.texi: Remove mep-* documentation.
14938 * doc/md.texi: Likewise.
14940 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14942 * config.gcc: Remove support for avr-rtems.
14943 * config/avr/gen-avr-mmcu-specs.c: Likewise.
14944 * config/avr/rtems.h: Remove.
14945 * config/avr/t-rtems: Remove.
14947 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14949 * config.gcc: Remove m32r-rtems support.
14950 * config/m32r/rtems.h: Remove.
14952 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14954 * config.gcc: Remove h8300-rtems support.
14955 * config/h8300/rtems.h: Remove.
14956 * config/h8300/t-rtems: Remove.
14958 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14960 * config.gcc: Remove support for knetbsd.
14961 * configure.ac: Likewise.
14962 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
14963 * config/knetbsd-gnu.h: Remove.
14964 * configure: Regenerate.
14966 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14968 * config.gcc: Remove support for openbsd 2 and 3.
14969 * config/openbsd-oldgas.h: Remove.
14971 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14973 * config.gcc: Remove interix support.
14974 * config/i386/i386-interix.h: Remove.
14975 * config/i386/interix.opt: Remove.
14976 * config/i386/t-interix: Remove.
14977 * configure: Regenerate.
14978 * configure.ac: Remove interix support.
14979 * doc/install.texi: Remove interix documentation.
14981 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
14983 * config/rs6000/rs6000.h: Add conditional preprocessing directives
14984 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
14987 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
14989 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
14990 they are both PLACEHOLDER_EXPRs.
14992 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14994 * stor-layout.c (layout_type): Move setting complex MODE to
14995 layout_type, instead of setting it ahead of time by the caller.
14996 * tree.c (build_complex_type): Likewise.
14998 2016-06-21 Martin Liska <mliska@suse.cz>
15000 * predict.c (force_edge_cold): Replace imposisble with
15003 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
15005 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
15006 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
15008 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
15010 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
15012 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
15013 Ilya Enkovich <ilya.enkovich@intel.com>
15016 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
15017 New member function to convert V1TImode register to SUBREG
15018 TImode in debug insn.
15019 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
15020 after changing register mode to V1TImode.
15022 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
15024 * config/aarch64/aarch64-cores.def (vulcan): New core.
15025 * config/aarch64/aarch64-tune.md: Regenerate.
15026 * doc/invoke.texi: Document vulcan as an available option.
15028 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
15030 * cse.c (canon_asm_operands): New function extracted from...
15031 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
15032 either standalone or member of a PARALLEL.
15034 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
15037 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
15038 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
15039 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
15041 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
15044 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
15045 constant addresses if can_create_pseudo_p.
15047 2016-06-21 Jakub Jelinek <jakub@redhat.com>
15049 PR tree-optimization/71588
15050 * tree-ssa-strlen.c (valid_builtin_call): New function.
15051 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
15054 2016-06-20 Jakub Jelinek <jakub@redhat.com>
15056 PR middle-end/71581
15057 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
15058 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
15059 for conversion of scalar user var to complex type and use the
15060 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
15063 PR rtl-optimization/71591
15064 * toplev.c (toplev::run_self_tests): If no_backend, complain and
15065 don't run any tests.
15067 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
15070 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
15071 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
15072 space for PIC with non-v32 and the common non-PIC "jump".
15074 2016-06-20 Jakub Jelinek <jakub@redhat.com>
15077 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
15078 returned values and add UN*/LTGT/*ORDERED cases with values matching
15079 D operand modifier on vcmp for AVX.
15081 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
15083 * config/aarch64/aarch64.opt
15084 (mpc-relative-literal-loads): Rename internal option name.
15085 * config/aarch64/aarch64.c
15086 (aarch64_nopcrelative_literal_loads): Rename to
15087 aarch64_pcrelative_literal_loads.
15088 (aarch64_expand_mov_immediate): Likewise.
15089 (aarch64_secondary_reload): Likewise.
15090 (aarch64_can_use_per_function_literal_pools_p): Likewise.
15091 (aarch64_override_options_after_change_1): Rename and simplify logic.
15092 (aarch64_classify_symbol): Merge large model checks into switch,
15093 remove pc-relative load check.
15095 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15097 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
15098 costs relative to the cost of a register move.
15100 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15102 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
15103 (vcvt_n_f64_u64): Likewise.
15104 (vcvt_n_s64_f64): Likewise.
15105 (vcvt_n_u64_f64): Likewise.
15106 (vcvt_f64_s64): Likewise.
15107 (vrecpe_f64): Likewise.
15108 (vcvt_f64_u64): Likewise.
15109 (vrecps_f64): Likewise.
15111 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15113 * config/aarch64/aarch64.md
15114 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
15116 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
15118 * config/aarch64/aarch64-builtins.c
15119 (aarch64_types_binop_uss_qualifiers): Delete.
15120 (TYPES_BINOP_USS): Likewise.
15121 (aarch64_types_binop_sus_qualifiers): Likewise.
15122 (TYPES_BINOP_SUS): Likewise.
15123 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
15124 (TYPES_FCVTIMM_SUS): Likewise.
15125 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
15127 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
15128 (fcvtzs): Use SHIFTIMM rather than BINOP.
15129 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
15131 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15133 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
15134 costs relative to the cost of a register move.
15136 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
15138 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
15139 Allow scalar/single vector modes to be tieable.
15141 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
15143 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
15145 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15147 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
15149 * tree.h (TYPE_ALIGN): Likewise.
15151 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
15154 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
15156 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
15158 * config/avr/avr.c (avr_print_operand): Fix "format not a string
15159 literal" build warnings.
15160 (avr_print_operand_address): Dito.
15162 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
15165 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
15166 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
15168 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
15170 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
15172 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
15175 * reload1.c (reload): Pass 0 to finish_spills when called because
15176 update_eliminables_and_spill returns true and remove did_spill.
15177 (finish_spills): Adjust comment and document GLOBAL parameter.
15179 2016-06-17 DJ Delorie <dj@redhat.com>
15182 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
15183 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
15184 (umulqihi3_virt): Likewise.
15185 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
15186 (umulqihi3_real): Likewise.
15188 2016-06-17 Martin Liska <mliska@suse.cz>
15190 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
15192 2016-06-17 Martin Liska <mliska@suse.cz>
15194 * predict.def: PRED_LOOP_EXIT from 92 to 85.
15196 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
15198 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
15200 (vaddq_f32): Likewise.
15201 (vmul_f32): Likewise.
15202 (vmulq_f32): Likewise.
15203 (vsub_f32): Likewise.
15204 (vsubq_f32): Likewise.
15206 2016-06-17 Bin Cheng <bin.cheng@arm.com>
15208 PR tree-optimization/71347
15209 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
15210 cost for all uses in group.
15212 2016-06-17 Bin Cheng <bin.cheng@arm.com>
15214 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
15215 insert gimple seq if it's not empty.
15217 2016-06-17 Bin Cheng <bin.cheng@arm.com>
15219 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
15221 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
15222 rather than OFFSET.
15223 (comp_dr_with_seg_len_pair): Ditto.
15224 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
15225 struct dr_with_seg_len_pair against DR_OFFSET.
15226 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
15227 DR_OFFSET directly.
15229 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
15231 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
15233 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
15235 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
15236 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
15237 (pa_output_millicode_call): Likewise.
15238 (pa_output_call): Likewise.
15239 (pa_output_indirect_call): Likewise.
15240 (pa_asm_output_mi_thunk): Likewise.
15242 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15244 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
15246 2016-06-16 Martin Liska <mliska@suse.cz>
15248 * predict.c (combine_predictions_for_insn): When we find a first
15249 match predictor, we should consider just predictors with
15250 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
15251 DS theory predictor.
15252 (combine_predictions_for_bb): Likewise.
15254 2016-06-16 Jakub Jelinek <jakub@redhat.com>
15256 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
15257 with base of reference to struct.
15259 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
15261 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
15263 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15266 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
15267 progmem_swtable_section.
15268 (progmem_swtable_section): Remove.
15269 (avr_asm_function_rodata_section): Remove.
15270 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
15271 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
15273 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
15275 * config/i386/driver-i386.c (host_detect_local_cpu): Set
15276 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
15277 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
15278 signature_CENTAUR_ebx.
15279 * config/i386/i386.c (ix86_option_override_internal): Add
15280 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
15281 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
15282 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
15284 2016-06-16 Martin Liska <mliska@suse.cz>
15286 * predict.def: Add fortran loop preheader predictor.
15287 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
15288 fold IFN_BUILTIN_EXPECT with a known constant argument.
15290 2016-06-16 Martin Liska <mliska@suse.cz>
15292 * predict.def: Add 'Fortran' to display text of all
15293 PRED_FORTRAN_* predictors.
15295 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
15298 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
15299 [IA64_BUILTIN_NANSQ]: Ditto.
15300 (ia64_fold_builtin): New function.
15301 (TARGET_FOLD_BUILTIN): New define.
15302 (ia64_init_builtins) Declare const_string_type node.
15303 Add __builtin_nanq and __builtin_nansq builtin functions.
15304 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
15306 2016-06-16 Nick Clifton <nickc@redhat.com>
15308 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
15309 MSP430_HWMULT_ prefix to enum values.
15310 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
15311 * config/msp430/msp430.c: Update use of enum values.
15312 * config/msp430/msp430.md: Likewise.
15313 * config/msp430/msp430.opt: Likewise.
15315 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
15317 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
15318 of comparsions in the last iteration.
15320 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
15321 Joern Rennecke <joern.rennecke@embecosm.com>
15323 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
15325 (arc_needs_pcl_p): Add GOTOFFPC.
15326 (arc_legitimate_pic_addr_p): Likewise.
15327 (arc_output_pic_addr_const): Likewise.
15328 (arc_legitimize_pic_address): Generate a pc-relative address using
15330 (arc_output_libcall): Use @pcl syntax.
15331 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
15332 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
15333 (*movsi_insn): Use @pcl syntax.
15334 (doloop_begin_i): Likewise.
15336 2016-06-16 Martin Liska <mliska@suse.cz>
15338 * predict.def: Define a new predictor.
15340 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
15342 * config/arc/arc.opt (mtp-regno): Update text.
15344 2016-06-16 Renlin Li <renlin.li@arm.com>
15346 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
15348 2016-06-16 Jakub Jelinek <jakub@redhat.com>
15351 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
15352 (setcc + and peephole2): Likewise.
15354 PR rtl-optimization/71532
15355 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
15358 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
15360 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
15361 DImode constants with XXSPLTIB in vector registers.
15362 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
15363 vsx_extract_<mode>_internal{1,2} into a single insn that handles
15364 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
15365 extraction of the element at the top of the register as a scalar
15367 (vsx_extract_<mode>_internal1): Likewise.
15368 (vsx_extract_<mode>_internal2): Likewise.
15369 * config/rs6000/constraints.md (wi constraint): Remove a comment
15370 about DImode not being allowed in Altivec registers.
15371 (wB constraint): New constraint for constants that can be
15372 generated in Altivec registers with VSPLTISW/VUPKHSW.
15373 * config/rs6000/predicates.md (xxspltib_constant_split): Update
15375 (xxspltib_constant_nosplit): Likewise.
15376 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
15377 support for -mupper-regs-di to enable DImode to go into Altivec
15379 (POWERPC_MASKS): Likewise.
15380 (power7 cpu): Likewise.
15381 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
15382 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
15383 for DImode being allowed in Altivec registers. Update wi/wj
15384 constraints. Set scalar_in_vmx_p flag.
15385 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
15386 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
15387 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
15388 (rs6000_opt_masks): Add -mupper-regs-di.
15389 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
15390 direct move to use wi and not wj.
15391 (lfiwzx): Likewise.
15392 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
15394 (floatunssi<mode>2_lfiwzx_mem): Likewise.
15395 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
15396 any VSX register, instead of just Altivec registers, to allow
15397 either operand to be an Altivec register or both.
15398 (fixuns_trunc<mode>di2_fctiduz): Likewise.
15399 (movdi_internal32): Add support for -mupper-regs-di. Add support
15400 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
15401 the alternatives and attributes to be lined up to be easier to
15403 (movdi_internal64): Likewise.
15404 (64-bit DImode splitters): Change predicates to only split loading
15405 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
15406 load constants in ISA 3.0 or ISA 2.07 respectively.
15407 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
15408 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
15409 mention -mcpu=power9 sets these options.
15410 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
15413 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15416 * config/avr/avr.c (avr_set_current_function): Warn misspelled
15417 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
15418 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
15419 by default to warn misspelled interrupt/ signal handler.
15420 * doc/invoke.texi (AVR Options): Document it. Update description
15421 for -nodevicelib option.
15423 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15425 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
15426 up parentheses. Use GET_MODE_UNIT_BITSIZE.
15427 (aarch64_<sur>shll2_n<mode>): Likewise.
15429 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
15431 PR middle-end/71529
15432 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
15433 DECL_CONTEXT for copied arguments.
15435 2016-06-15 Alan Hayward <alan.hayward@arm.com>
15437 PR tree-optimization/71483
15438 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
15441 2016-06-15 Martin Liska <mliska@suse.cz>
15443 * predict.c (tree_predict_by_opcode): Call predict_edge_def
15444 instead of predict_edge w/o a probability.
15446 2016-06-15 Alan Hayward <alan.hayward@arm.com>
15448 PR tree-optimization/71439
15449 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
15452 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15454 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
15455 register subregs in SET_SRC.
15457 2016-06-15 Richard Biener <rguenther@suse.de>
15459 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
15460 store restrictions.
15462 2016-06-15 Richard Biener <rguenther@suse.de>
15464 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
15465 not consider dependences between accesses that belong to the
15467 (vect_analyze_data_ref_dependences): Do not analyze read-read
15468 or self-dependences.
15470 2016-06-14 David Malcolm <dmalcolm@redhat.com>
15472 * spellcheck-tree.c: Include spellcheck-tree.h rather than
15474 (find_closest_identifier): Reimplement in terms of
15475 best_match<tree,tree>.
15476 * spellcheck-tree.h: New file.
15477 * spellcheck.c (struct edit_distance_traits<const char *>): New
15479 (find_closest_string): Reimplement in terms of
15480 best_match<const char *, const char *>.
15481 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
15482 overload to spellcheck-tree.h.
15483 (find_closest_identifier): Likewise.
15484 (struct edit_distance_traits<T>): New template.
15485 (class best_match): New class.
15487 2016-06-14 David Malcolm <dmalcolm@redhat.com>
15489 * selftest-run-tests.c (selftest::run_tests): Call
15490 selftest::spellcheck_tree_c_tests.
15491 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
15492 * spellcheck-tree.c: Include selftest.h and stringpool.h.
15493 (selftest::test_find_closest_identifier): New function.
15494 (selftest::spellcheck_tree_c_tests): New function.
15495 * spellcheck.c (selftest::test_find_closest_string): Verify that
15496 the order of the vec does not affect the results for this case.
15497 (selftest::test_data): New array.
15498 (selftest::test_metric_conditions): New function.
15499 (selftest::spellcheck_c_tests): Add a test of case-comparison.
15500 Call selftest::test_metric_conditions.
15502 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15504 * config/rs6000/rs6000-builtin.def (commentary): Typo.
15505 (BU_P9_MISC_1): Likewise.
15506 (BU_P9_64BIT_MISC_0): Likewise.
15507 (BU_P9_MISC_0): Likewise.
15509 2016-06-14 David Malcolm <dmalcolm@redhat.com>
15511 * gcc-rich-location.c
15512 (gcc_rich_location::add_fixit_misspelled_id): New method.
15513 * gcc-rich-location.h
15514 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
15516 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
15518 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
15519 FreeBSD 11 and above.
15521 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
15523 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
15525 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15527 * expmed.h: Close parenthesis in "at your option" in copyright
15529 * lower-subreg.h: Likewise.
15531 2016-06-14 Richard Biener <rguenther@suse.de>
15533 PR middle-end/71526
15534 * genmatch.c (expr::gen_transform): Use in_type for comparisons
15537 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15539 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
15541 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
15542 mask+shift version.
15543 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
15545 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
15546 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
15548 2016-06-14 Richard Biener <rguenther@suse.de>
15550 PR tree-optimization/71522
15551 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
15552 copying into float copying.
15554 2016-06-14 Jakub Jelinek <jakub@redhat.com>
15556 PR tree-optimization/71520
15557 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
15558 (replace_block_by): Move user labels from bb1 to bb2.
15560 2016-06-14 Richard Biener <rguenther@suse.de>
15562 PR middle-end/71310
15564 * expr.h (get_bit_range): Declare.
15565 * expr.c (get_bit_range): Export.
15566 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
15567 word_mode again to constrain the bitfield access.
15569 2016-06-14 Richard Biener <rguenther@suse.de>
15571 PR tree-optimization/71521
15572 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
15573 division int_const_binop against zero divisor.
15575 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
15577 * config/i386/i386.md (signbittf2): New expander.
15578 * config/i386/sse.md (ptesttf2): New insn pattern.
15580 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15583 * input.c (selftest::test_reading_source_line): Avoid reading from
15584 __FILE__ by creating a tempfile with known content and reading
15587 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15589 * pretty-print.c (assert_pp_format_colored): Skip the test if
15591 (test_pp_format): Remove comment about GCC_COLORS.
15593 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15595 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
15596 * pretty-print.c (assert_pp_format_va): Add location param and use
15597 it with ASSERT_STREQ_AT.
15598 (assert_pp_format): Add location param and pass it to
15599 assert_pp_format_va.
15600 (assert_pp_format_colored): Likewise.
15601 (ASSERT_PP_FORMAT_1): New.
15602 (ASSERT_PP_FORMAT_2): New.
15603 (ASSERT_PP_FORMAT_3): New.
15604 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
15605 explicitly, or implicitly via the above macros.
15606 * selftest.c (selftest::pass): Use a selftest::location rather
15607 than file and line.
15608 (selftest::fail): Likewise. Print the function name.
15609 (selftest::fail_formatted): Likewise.
15610 (selftest::assert_streq): Use a selftest::location rather than
15612 * selftest.h (selftest::location): New struct.
15613 (SELFTEST_LOCATION): New macro.
15614 (selftest::pass): Accept a const location & rather than file
15616 (selftest::fail): Likewise.
15617 (selftest::fail_formatted): Likewise.
15618 (selftest::assert_streq): Likewise.
15619 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
15620 (ASSERT_FALSE): Likewise.
15621 (ASSERT_EQ): Likewise.
15622 (ASSERT_NE): Likewise.
15623 (ASSERT_STREQ): Likewise.
15624 (ASSERT_PRED1): Likewise.
15625 (ASSERT_STREQ_AT): New macro.
15627 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15629 * selftest.c (selftest::fail_formatted): New function.
15630 (selftest::assert_streq): New function.
15631 * selftest.h (selftests::fail_formatted): New decl.
15632 (selftest::assert_streq): New decl.
15633 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
15635 2016-06-13 Jeff Law <law@redhat.com>
15637 PR tree-optimization/71403
15638 * tree-ssa-threadbackward.c
15639 (convert_and_register_jump_thread_path): No longer accept reference
15640 to path. Do not pop items off the path anymore.
15641 (fsm_find_control_statement_thread_paths): Do not allow threading
15642 to a deeper loop nest. Pop the last item off the path here rather
15643 than in convert_and_register_jump_thread_path.
15645 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
15646 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
15648 [AArch64] Emit division using the Newton series
15650 * config/aarch64/aarch64-protos.h
15651 (cpu_approx_modes): Add new member "division".
15652 (aarch64_emit_approx_div): Declare new function.
15653 * config/aarch64/aarch64.c
15654 (generic_approx_modes): New member "division".
15655 (exynosm1_approx_modes): Likewise.
15656 (xgene1_approx_modes): Likewise.
15657 (aarch64_emit_approx_div): Define new function.
15658 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
15659 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
15660 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
15661 * doc/invoke.texi (-mlow-precision-div): Describe new option.
15663 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
15664 Wilco Dijkstra <wilco.dijkstra@arm.com>
15666 [AArch64] Emit square root using the Newton series
15668 * config/aarch64/aarch64-protos.h
15669 (aarch64_emit_approx_rsqrt): Replace with new function
15670 "aarch64_emit_approx_sqrt".
15671 (cpu_approx_modes): New member "sqrt".
15672 * config/aarch64/aarch64.c
15673 (generic_approx_modes): New member "sqrt".
15674 (exynosm1_approx_modes): Likewise.
15675 (xgene1_approx_modes): Likewise.
15676 (aarch64_emit_approx_rsqrt): Replace with new function
15677 "aarch64_emit_approx_sqrt".
15678 (aarch64_override_options_after_change_1): Handle new option.
15679 * config/aarch64/aarch64-simd.md
15680 (rsqrt<mode>2): Use new function instead.
15681 (sqrt<mode>2): New expansion and insn definitions.
15682 * config/aarch64/aarch64.md: Likewise.
15683 * config/aarch64/aarch64.opt
15684 (mlow-precision-sqrt): Add new option description.
15685 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
15687 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
15689 [AArch64] Add more choices for the reciprocal square root approximation
15691 Allow a target to prefer such operation depending on the operation mode.
15693 * config/aarch64/aarch64-protos.h
15694 (AARCH64_APPROX_MODE): New macro.
15695 (AARCH64_APPROX_{NONE,ALL}): Likewise.
15696 (cpu_approx_modes): New structure.
15697 (tune_params): New member "approx_modes".
15698 * config/aarch64/aarch64-tuning-flags.def
15699 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
15700 * config/aarch64/aarch64.c
15701 (generic_approx_modes): New core "cpu_approx_modes" structure.
15702 (exynosm1_approx_modes): Likewise.
15703 (xgene1_approx_modes): Likewise.
15704 (generic_tunings): New member "approx_modes".
15705 (cortexa35_tunings): Likewise.
15706 (cortexa53_tunings): Likewise.
15707 (cortexa57_tunings): Likewise.
15708 (cortexa72_tunings): Likewise.
15709 (exynosm1_tunings): Likewise.
15710 (thunderx_tunings): Likewise.
15711 (xgene1_tunings): Likewise.
15712 (use_rsqrt_p): New argument for the mode and use new member from
15714 (aarch64_builtin_reciprocal): Devise mode from builtin.
15715 (aarch64_optab_supported_p): New argument for the mode.
15716 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
15718 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
15720 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
15721 RS6000_BTM_MODULO flag into the set of flags that are considered
15722 to be part of the common configuration.
15724 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
15726 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
15727 difference unsigned.
15728 (vec_absdb): New macro for vector absolute difference unsigned
15730 (vec_absdh): New macro for vector absolute difference unsigned
15732 (vec_absdw): New macro for vector absolute difference unsigned word.
15733 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
15734 (vadu<mode>3): New insn.
15735 (*p9_vadu<mode>3): New insn.
15736 * config/rs6000/rs6000-builtin.def (vadub): New built-in
15738 (vaduh): New built-in definition.
15739 (vaduw): New built-in definition.
15740 (vadu): New overloaded built-in definition.
15741 (vadub): New overloaded built-in definition.
15742 (vaduh): New overloaded built-in definition.
15743 (vaduw): New overloaded built-in definition.
15744 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15745 overloaded vector absolute difference unsigned functions.
15746 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15747 the ISA 3.0 vector absolute difference unsigned built-in functions.
15749 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
15751 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
15752 update shared_lookup_references only once after changing operands.
15754 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
15756 PR middle-end/71373
15757 * tree-nested.c (convert_nonlocal_omp_clauses)
15758 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
15760 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
15761 * tree.def (CASE_LABEL_EXPR): Likewise.
15763 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
15766 * input.c (test_builtins): Fix an assertion.
15768 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
15770 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
15771 (paritysi2): Ditto.
15773 (isinf<mode>2): Ditto.
15775 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
15777 * ggc-tests.c (test_finalization): Only test need_finalization_p
15778 for GCC_VERSION >= 4003.
15780 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15782 * config/s390/vecintrin.h: Fix file description in comment.
15784 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15786 * config/s390/s390-builtin-types.def: Change builtin type naming
15787 scheme to match builtin-types.def.
15789 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
15791 * fold-const.c (optimize_minmax_comparison): Remove.
15792 (fold_comparison): Remove call to the above.
15793 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
15794 New transformations.
15796 2016-06-13 Alan Hayward <alan.hayward@arm.com>
15798 PR tree-optimization/71416
15799 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
15802 2016-06-13 Martin Liska <mliska@suse.cz>
15804 * predict.c (enum predictor_reason): Prefix enum with REASON_.
15805 (combine_predictions_for_insn): Likewise.
15806 (prune_predictions_for_bb): Likewise.
15807 (combine_predictions_for_bb): Likewise.
15809 2016-06-13 Richard Biener <rguenther@suse.de>
15811 PR tree-optimization/71505
15812 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
15813 assert match comment.
15815 2016-06-13 Marek Polacek <polacek@redhat.com>
15817 PR middle-end/71476
15818 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
15819 gimplify_switch_expr.
15820 (warn_switch_unreachable_r): New function.
15822 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15825 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
15828 2016-06-13 Richard Biener <rguenther@suse.de>
15830 PR middle-end/64516
15831 * fold-const.c (fold_unary_loc): Preserve alignment when
15832 folding a VIEW_CONVERT_EXPR into a MEM_REF.
15834 2016-06-13 Martin Liska <mliska@suse.cz>
15837 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
15838 w/ -fsanitize=bounds.
15840 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
15842 * config/i386/i386.c (ix86_init_builtins): Calculate
15843 FLOAT128_FTYPE_CONST_STRING function type only once.
15844 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
15845 built-in functions are available for x86-32 and x86-64 targets.
15847 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
15850 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
15851 New primitive type.
15852 (FLOAT128_FTYPE_CONST_STRING): New function type.
15853 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
15854 [IX86_BUILTIN_NANSQ]: Ditto.
15855 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
15856 (ix86_init_builtin_types): Declare const_string_type_node.
15857 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
15859 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
15860 * doc/extend.texi (x86 Built-in Functions): Document
15861 __builtin_nanq and __builtin_nansq.
15863 2016-06-11 Jiong Wang <jiong.wang@arm.com>
15866 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
15867 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
15868 length for pop patterns.
15869 (arm_attr_length_push_multi): Update comments.
15870 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
15872 (*pop_multiple_with_writeback_and_return): Likewise.
15873 (*pop_multiple_with_return): Likewise.
15875 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
15877 PR middle-end/71310
15878 * fold-const.c (optimize_bit_field_compare): Don't try to use
15879 word_mode unconditionally for reading the bit field, look at
15880 DECL_BIT_FIELD_REPRESENTATIVE instead.
15882 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
15884 PR middle-end/71478
15885 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
15886 vector integer type.
15888 2016-06-10 Jakub Jelinek <jakub@redhat.com>
15890 PR middle-end/71494
15891 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
15892 without LABEL_DECL, set *handled_ops_p to false instead of true.
15894 2016-06-10 Martin Sebor <msebor@redhat.com>
15897 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
15898 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
15899 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
15901 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
15902 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
15903 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
15904 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
15905 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
15906 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
15907 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
15908 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
15910 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
15912 * config/arm/arm.h (pool_vector_label,
15913 return_used_this_function): Remove.
15915 2016-06-10 Jeff Law <law@redhat.com>
15917 PR tree-optimization/71335
15918 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
15919 zero length paths here.
15920 (convert_and_register_jump_thread_path): Remove hacks related to
15921 duplicated blocks in the jump thread path.
15922 (fsm_find_control_statement_thread_paths): Avoid putting the same
15923 block on the thread path twice, but ensure the thread path is
15924 unchanged from the caller's point of view.
15926 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
15928 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
15929 * predict.def (PRED_LOOP_BRANCH): Remove.
15931 2016-06-10 David Malcolm <dmalcolm@redhat.com>
15933 * Makefile.in (OBJS): Add ggc-tests.o.
15934 (GTFILES): Add ggc-tests.c.
15935 * ggc-tests.c: New file.
15936 * selftest-run-tests.c (selftest::run_tests): Call
15937 selftest::ggc_tests_c_tests.
15938 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
15940 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
15942 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
15944 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
15947 * varasm.c (place_block_symbol): Adjust alignment for asan protected
15948 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
15950 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
15952 * profile.c: Include cfgloop.h.
15953 (branch_prob): Compute estimated number of iterations.
15954 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
15955 recompute estimate number of iterations from profile.
15957 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
15959 PR inline-asm/68843
15960 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
15961 must be grouped on top of stack. Don't force early clobber
15962 on ordinary reg outputs.
15964 2016-06-10 Richard Biener <rguenther@suse.de>
15966 * targhooks.c (default_builtin_vectorization_cost): Adjust
15967 vec_construct cost.
15969 2016-06-10 Richard Biener <rguenther@suse.de>
15971 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
15972 to fold the RHS to a constant if possible.
15974 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
15976 PR middle-end/71373
15977 * tree-nested.c (convert_nonlocal_omp_clauses)
15978 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
15979 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
15980 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
15982 * gimplify.c (gimplify_adjust_omp_clauses): Discard
15984 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
15986 * omp-low.c (scan_sharing_clauses): Don't expect
15987 OMP_CLAUSE__CACHE_.
15989 2016-06-10 Alan Hayward <alan.hayward@arm.com>
15991 PR tree-optimization/71407
15992 PR tree-optimization/71416
15993 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
15994 BIT_FIELD_REF type.
15996 2016-06-10 Richard Biener <rguenther@suse.de>
15998 PR middle-end/71477
15999 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
16001 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
16003 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
16005 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
16006 Jiong Wang <jiong.wang@arm.com>
16008 PR rtl-optimization/70751
16009 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
16010 spilled into memory.
16012 2016-06-09 Jonathan Yong <10walls@gmail.com>
16015 2015-09-21 Jonathan Yong <10walls@gmail.com>
16017 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
16018 sysroot/usr/lib/32api for additional win32 libraries,
16019 fixes failing Cygwin bootstrapping.
16021 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
16023 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
16026 2016-06-09 David Malcolm <dmalcolm@redhat.com>
16029 * pretty-print.c (pp_indent): Specify that %p is printed in a
16030 host-dependent manner.
16031 (test_pp_format): Remove the test for %p.
16033 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
16035 * config/mips/mips.c (mips_output_jump): Fix formatting.
16037 2016-06-09 Richard Biener <rguenther@suse.de>
16039 PR tree-optimization/71462
16040 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
16043 2016-06-09 Martin Liska <mliska@suse.cz>
16045 * predict.c (dump_prediction): Add new argument.
16046 (enum predictor_reason): New enum.
16047 (struct predictor_hash): New struct.
16048 (predictor_hash::hash): New function.
16049 (predictor_hash::equal): Likewise.
16050 (not_removed_prediction_p): New function.
16051 (prune_predictions_for_bb): Likewise.
16052 (combine_predictions_for_bb): Prune predictions.
16054 2016-06-09 Martin Liska <mliska@suse.cz>
16056 * predict.c (filter_predictions): New function.
16057 (remove_predictions_associated_with_edge): Use the filter
16059 (equal_edge_p): New function.
16061 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
16063 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
16064 Correct usage of @samp vs @option, add @samp where appropriate.
16065 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
16066 Add armv6s-m and document it, as it is no official ARM name.
16068 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16070 * ifcvt.c (struct noce_if_info): Add transform_name field.
16071 (noce_try_move): Set if_info->transform_name to the function name.
16072 (noce_try_ifelse_collapse): Likewise.
16073 (noce_try_store_flag): Likewise.
16074 (noce_try_inverse_constants): Likewise.
16075 (noce_try_store_flag_constants): Likewise.
16076 (noce_try_addcc): Likewise.
16077 (noce_try_store_flag_mask): Likewise.
16078 (noce_try_cmove): Likewise.
16079 (noce_try_cmove_arith): Likewise.
16080 (noce_try_minmax): Likewise.
16081 (noce_try_abs): Likewise.
16082 (noce_try_sign_mask): Likewise.
16083 (noce_try_bitop): Likewise.
16084 (noce_convert_multiple_sets): Likewise.
16085 (noce_process_if_block): Print if_info->transform_name to
16086 dump_file if transformation succeeded.
16088 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16090 * config/arm/cortex-a57.md (cortex_a57_alu):
16093 2016-06-08 Martin Sebor <msebor@redhat.com>
16094 Jakub Jelinek <jakub@redhat.com>
16098 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
16099 BUILT_IN_MUL_OVERFLOW_P): New builtins.
16100 * builtins.c: Include gimple-fold.h.
16101 (fold_builtin_arith_overflow): Handle
16102 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
16103 (fold_builtin_3): Likewise.
16104 * doc/extend.texi (Integer Overflow Builtins): Document
16105 __builtin_{add,sub,mul}_overflow_p.
16107 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
16109 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
16110 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
16112 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
16114 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
16115 Rewrite, looking one level down for records and arrays.
16117 2016-06-08 David Malcolm <dmalcolm@redhat.com>
16119 * pretty-print.c: Include "selftest.h".
16120 (pp_format): Fix comment.
16121 (identifier_to_locale): Likewise.
16122 (selftest::test_basic_printing): New function.
16123 (selftest::assert_pp_format): New function.
16124 (selftest::test_pp_format): New function.
16125 (selftest::pretty_print_c_tests): New function.
16126 * selftest-run-tests.c (selftest::run_tests): Call
16127 selftest::pretty_print_c_tests.
16128 * selftest.h (pretty_print_c_tests): New declaration.
16130 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
16132 * invoke.texi (max-loop-headers-insns): Document.
16133 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
16134 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
16135 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
16137 2016-06-08 Richard Biener <rguenther@suse.de>
16139 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
16140 on strided SLP loads and fall back to scalar loads in case
16141 we can't chunk them.
16143 2016-06-08 Richard Biener <rguenther@suse.de>
16145 PR tree-optimization/71452
16146 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
16147 type used for the SSA rewrite has enough precision to cover
16148 the dynamic type of the location.
16150 2016-06-08 Jakub Jelinek <jakub@redhat.com>
16151 Richard Biener <rguenther@suse.de>
16154 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
16155 the same as DECL_P (base0) for indirect_base0. Use equality_code
16156 in one further place.
16158 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
16160 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
16161 to one word if the field is known to overlap other words.
16162 (extract_bit_field_1): Likewise.
16163 (store_split_bit_field): Remove compensating code.
16164 (extract_split_bit_field): Likewise.
16166 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
16170 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
16172 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16174 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
16176 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
16177 (arch64_addpv4sf): Delete.
16178 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
16179 "gen_aarch64_addpv4sf".
16180 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
16182 (vpadds_f32): Likewise.
16183 (vpaddq_f32): Likewise.
16184 (vpaddq_f64): Likewise.
16186 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16188 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
16190 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
16191 to VALLF. Rename to "fabd<mode>3".
16192 "*fabd_scalar<mode>3): Delete.
16193 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
16195 (vabdd_f64): Likewise.
16196 (vabd_f32): Likewise.
16197 (vabd_f64): Likewise.
16198 (vabdq_f32): Likewise.
16199 (vabdq_f64): Likewise.
16201 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16203 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
16205 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
16206 "aarch64_rsqrts<mode>".
16207 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
16208 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
16210 (vrsqrtsd_f64): Likewise.
16211 (vrsqrts_f32): Likewise.
16212 (vrsqrts_f64): Likewise.
16213 (vrsqrtsq_f32): Likewise.
16214 (vrsqrtsq_f64): Likewise.
16216 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16218 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
16220 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
16221 "aarch64_rsqrte<mode>".
16222 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
16223 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
16225 (vrsqrted_f64): Likewise.
16226 (vrsqrte_f32): Likewise.
16227 (vrsqrte_f64): Likewise.
16228 (vrsqrteq_f32): Likewise.
16229 (vrsqrteq_f64): Likewise.
16231 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16233 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
16235 (fcvtzs): Likewise.
16236 (fcvtzu): Likewise.
16237 * config/aarch64/aarch64-simd.md
16238 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
16239 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
16240 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
16242 (vcvt_n_f32_u32): Likewise.
16243 (vcvt_n_s32_f32): Likewise.
16244 (vcvt_n_u32_f32): Likewise.
16245 (vcvtq_n_f32_s32): Likewise.
16246 (vcvtq_n_f32_u32): Likewise.
16247 (vcvtq_n_f64_s64): Likewise.
16248 (vcvtq_n_f64_u64): Likewise.
16249 (vcvtq_n_s32_f32): Likewise.
16250 (vcvtq_n_s64_f64): Likewise.
16251 (vcvtq_n_u32_f32): Likewise.
16252 (vcvtq_n_u64_f64): Likewise.
16253 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
16254 (VSDQ_SDI): Likewise.
16255 (fcvt_target): Support V4DI, V4SI and V2SI.
16256 (FCVT_TARGET): Likewise.
16258 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16260 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
16261 (TYPES_BINOP_SUS): Likewise.
16262 (aarch64_simd_builtin_data): Update include file name.
16263 (aarch64_builtins): Likewise.
16264 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
16265 for conversion between scalar float-point and fixed-point.
16267 (fcvtzs): Likewise.
16268 (fcvtzu): Likewise.
16269 * config/aarch64/aarch64.md
16270 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
16271 pattern for conversion between scalar float to fixed-pointer.
16272 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
16273 (UNSPEC_FCVTZS): New UNSPEC enumeration.
16274 (UNSPEC_FCVTZU): Likewise.
16275 (UNSPEC_SCVTF): Likewise.
16276 (UNSPEC_UCVTF): Likewise.
16277 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
16279 (vcvtd_n_f64_u64): Likewise.
16280 (vcvtd_n_s64_f64): Likewise.
16281 (vcvtd_n_u64_f64): Likewise.
16282 (vcvtd_n_f32_s32): Likewise.
16283 (vcvts_n_f32_u32): Likewise.
16284 (vcvtd_n_s32_f32): Likewise.
16285 (vcvts_n_u32_f32): Likewise.
16286 * config/aarch64/iterators.md (fcvt_target): Support integer to float
16288 (FCVT_TARGET): Likewise.
16289 (FCVT_FIXED2F): New iterator.
16290 (FCVT_F2FIXED): Likewise.
16291 (fcvt_fixed_insn): New define_int_attr.
16293 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
16295 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
16296 some statements was removed.
16298 2016-06-08 Alan Hayward <alan.hayward@arm.com>
16300 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
16301 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
16302 (vect_can_advance_ivs_p): likewise.
16303 (vect_update_ivs_after_vectorizer): likewise.
16304 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
16305 (vect_analyze_scalar_cycles_1): likewise.
16306 (vect_analyze_loop_operations): likewise.
16307 (report_vect_op): likewise.
16308 (vect_is_slp_reduction): likewise.
16309 (vect_is_simple_reduction): likewise.
16310 (get_initial_def_for_induction): likewise.
16311 (vect_transform_loop): likewise.
16312 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
16313 (vect_recog_sad_pattern): likewise.
16314 (vect_recog_widen_sum_pattern): likewise.
16315 (vect_recog_widening_pattern): likewise.
16316 (vect_recog_divmod_pattern): likewise.
16317 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
16318 (vect_analyze_slp_instance): likewise.
16319 (vect_transform_slp_perm_load): likewise.
16320 (vect_schedule_slp_instance): likewise.
16322 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
16324 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
16325 (return_prediction): PRED_CONST_RETURN predict return as not taken.
16326 * predict.def (PRED_CONTINUE): Change hitrate 50->67
16327 (PRED_LOOP_BRANCH): Document predictor as broken.
16328 (PRED_LOOP_EXIT): Change hitrate 91->92.
16329 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
16330 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
16331 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
16332 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
16333 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
16334 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
16335 (PRED_CALL): Chane hitrate 71->67.
16336 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
16337 (PRED_GOTO): Document as unused right now.
16338 (PRED_CONST_RETURN): Change hitrate 67->69
16339 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
16340 (PRED_NULL_RETURN): Change hitrate 91->90.
16341 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
16342 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
16343 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
16345 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
16347 * config/rs6000/altivec.h: Add __builtin_vec_mul.
16348 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
16349 special case Altivec builtin.
16350 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
16351 VSX_BUILTIN_VEC_MUL (replaced with special case code).
16352 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
16353 code for ALTIVEC_BUILTIN_VEC_MUL.
16354 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
16355 for __builtin_vec_mul.
16357 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
16359 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
16362 2016-06-07 David Malcolm <dmalcolm@redhat.com>
16364 * spellcheck.c (selftest::test_find_closest_string): New function.
16365 (spellcheck_c_tests): Call the above.
16367 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16369 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
16371 2016-06-07 Jakub Jelinek <jakub@redhat.com>
16373 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
16374 Yv=Yv,C alternatives.
16376 2016-06-07 Richard Biener <rguenther@suse.de>
16379 * common.opt (ffast-math): Make Optimization.
16381 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
16382 Prachi Godbole <prachi.godbole@imgtec.com>
16384 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
16385 `fabs' and `fneg' type attributes.
16386 (p5600_fpu_fabs): Add `fmove' to the comment.
16388 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
16390 * gimple.c: Include builtins.h
16391 (gimple_inexpensive_call_p): New function.
16392 * gimple.h (gimple_inexpensive_call_p): Declare.
16393 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
16394 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
16397 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
16399 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
16400 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
16401 warning_at_rich_loc, warning_n, pedwarn, permerror,
16402 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
16403 sorry, fatal_error, internal_error, internal_error_no_backtrace):
16406 2016-06-07 Richard Biener <rguenther@suse.de>
16408 PR tree-optimization/71428
16409 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
16410 BIT_FIELD_REF op vs. load.
16412 2016-06-07 Richard Biener <rguenther@suse.de>
16414 PR middle-end/71423
16415 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
16418 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
16420 * config/pa/pa.md (call): Generate indirect long calls to non-local
16421 functions on TARGET_64BIT.
16422 (call_value): Likewise.
16424 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
16426 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
16427 pattern and subsequent splitters.
16428 (call_val_reg_64bit_post_reload): Likewise.
16430 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
16432 PR middle-end/71408
16433 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
16434 propagate_op_to_single_use.
16436 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
16438 PR middle-end/71281
16439 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
16441 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
16443 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
16444 (enum x86_dirflag_state): New enum.
16445 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
16446 (machine_function): Remove needs_cld.
16447 (ix86_current_function_needs_cld): Remove.
16448 * config/i386/i386.c (ix86_set_func_type): Set
16449 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
16450 (ix86_expand_prologue): Do not emit CLD here.
16451 (ix86_dirflag_mode_needed): New function.
16452 (ix86_dirflag_mode_entry): Ditto.
16453 (ix86_mode_needed): Handle X86_DIRFLAG entity.
16454 (ix86_mode_after): Ditto.
16455 (ix86_mode_entry): Ditto.
16456 (ix86_mode_exit): Ditto.
16457 (ix86_emit_mode_set): Ditto.
16458 * config/i386/i386.md (strmov_singleop): Set
16459 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
16460 Do not set ix86_current_function_needs_cld.
16462 (strset_singleop): Ditto.
16464 (cmpstrnqi_nz_1): Ditto.
16465 (cmpstrnqi_1): Ditto.
16466 (strlenqi_1): Ditto.
16468 2016-06-06 Jakub Jelinek <jakub@redhat.com>
16470 PR tree-optimization/71259
16471 * tree-vect-slp.c (vect_get_constant_vectors): For
16472 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
16473 one for constant op, and use COND_EXPR for non-constant.
16475 2016-06-06 David Malcolm <dmalcolm@redhat.com>
16477 * Makefile.in (OBJS): Add function-tests.o,
16478 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
16479 selftest-run-tests.o.
16480 (OBJS-libcommon): Add selftest.o.
16481 (OBJS-libcommon-target): Add selftest.o.
16482 (all.internal): Add "selftest".
16483 (all.cross): Likewise.
16484 (selftest): New phony target.
16485 (s-selftest): New target.
16486 (selftest-gdb): New phony target.
16487 (COLLECT2_OBJS): Add selftest.o.
16488 * bitmap.c: Include "selftest.h".
16489 (selftest::test_gc_alloc): New function.
16490 (selftest::test_set_range): New function.
16491 (selftest::test_clear_bit_in_middle): New function.
16492 (selftest::test_copying): New function.
16493 (selftest::test_bitmap_single_bit_set_p): New function.
16494 (selftest::bitmap_c_tests): New function.
16495 * common.opt (fself-test): New.
16496 * diagnostic-show-locus.c: Include "selftest.h".
16497 (make_range): New function.
16498 (test_range_contains_point_for_single_point): New function.
16499 (test_range_contains_point_for_single_line): New function.
16500 (test_range_contains_point_for_multiple_lines): New function.
16501 (assert_eq): New function.
16502 (test_get_line_width_without_trailing_whitespace): New function.
16503 (selftest::diagnostic_show_locus_c_tests): New function.
16504 * et-forest.c: Include "selftest.h".
16505 (selftest::test_single_node): New function.
16506 (selftest::test_simple_tree): New function.
16507 (selftest::test_disconnected_nodes): New function.
16508 (selftest::et_forest_c_tests): New function.
16509 * fold-const.c: Include "selftest.h".
16510 (selftest::assert_binop_folds_to_const): New function.
16511 (selftest::assert_binop_folds_to_nonlvalue): New function.
16512 (selftest::test_arithmetic_folding): New function.
16513 (selftest::fold_const_c_tests): New function.
16514 * function-tests.c: New file.
16515 * gimple.c: Include "selftest.h".
16516 Include "gimple-pretty-print.h".
16517 (selftest::verify_gimple_pp): New function.
16518 (selftest::test_assign_single): New function.
16519 (selftest::test_assign_binop): New function.
16520 (selftest::test_nop_stmt): New function.
16521 (selftest::test_return_stmt): New function.
16522 (selftest::test_return_without_value): New function.
16523 (selftest::gimple_c_tests): New function.
16524 * hash-map-tests.c: New file.
16525 * hash-set-tests.c: New file.
16526 * input.c: Include "selftest.h".
16527 (selftest::assert_loceq): New function.
16528 (selftest::test_accessing_ordinary_linemaps): New function.
16529 (selftest::test_unknown_location): New function.
16530 (selftest::test_builtins): New function.
16531 (selftest::test_reading_source_line): New function.
16532 (selftest::input_c_tests): New function.
16533 * rtl-tests.c: New file.
16534 * selftest-run-tests.c: New file.
16535 * selftest.c: New file.
16536 * selftest.h: New file.
16537 * spellcheck.c: Include "selftest.h".
16538 (selftest::levenshtein_distance_unit_test_oneway): New function,
16539 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
16540 (selftest::levenshtein_distance_unit_test): Likewise.
16541 (selftest::spellcheck_c_tests): Likewise.
16542 * toplev.c: Include selftest.h.
16543 (toplev::run_self_tests): New.
16544 (toplev::main): Handle -fself-test.
16545 * toplev.h (toplev::run_self_tests): New.
16546 * tree.c: Include "selftest.h".
16547 (selftest::test_integer_constants): New function.
16548 (selftest::test_identifiers): New function.
16549 (selftest::test_labels): New function.
16550 (selftest::tree_c_tests): New function.
16551 * tree-cfg.c: Include "selftest.h".
16552 (selftest::push_fndecl): New function.
16553 (selftest::test_linear_chain): New function.
16554 (selftest::test_diamond): New function.
16555 (selftest::test_fully_connected): New function.
16556 (selftest::tree_cfg_c_tests): New function.
16557 * vec.c: Include "selftest.h".
16558 (selftest::safe_push_range): New function.
16559 (selftest::test_quick_push): New function.
16560 (selftest::test_safe_push): New function.
16561 (selftest::test_truncate): New function.
16562 (selftest::test_safe_grow_cleared): New function.
16563 (selftest::test_pop): New function.
16564 (selftest::test_safe_insert): New function.
16565 (selftest::test_ordered_remove): New function.
16566 (selftest::test_unordered_remove): New function.
16567 (selftest::test_block_remove): New function.
16568 (selftest::reverse_cmp): New function.
16569 (selftest::test_qsort): New function.
16570 (selftest::vec_c_tests): New function.c.
16571 * wide-int.cc: Include selftest.h and wide-int-print.h.
16572 (selftest::from_int <wide_int>): New function.
16573 (selftest::from_int <offset_int>): New function.
16574 (selftest::from_int <widest_int>): New function.
16575 (selftest::assert_deceq): New function.
16576 (selftest::assert_hexeq): New function.
16577 (selftest::test_printing <VALUE_TYPE>): New function template.
16578 (selftest::test_ops <VALUE_TYPE>): New function template.
16579 (selftest::test_comparisons <VALUE_TYPE>): New function template.
16580 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
16582 (selftest::wide_int_cc_tests): New function.
16584 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16586 PR middle-end/37780
16587 * ifcvt.c (noce_try_ifelse_collapse): New function.
16589 (noce_process_if_block): Call noce_try_ifelse_collapse.
16590 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
16591 (simplify_ternary_operation): Use the above to simplify
16592 conditional CLZ/CTZ expressions.
16594 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16596 PR middle-end/37780
16597 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
16598 define_insn_and_split.
16600 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16602 PR middle-end/37780
16603 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
16605 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
16608 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
16609 Implicitly clobber memory for basic asm with non-empty assembler
16610 string. Use targetm.md_asm_adjust also here.
16611 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
16612 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
16613 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
16614 non-empty assembler string.
16615 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
16616 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
16617 (decode_asm_operands): Handle basic asm in PARALLEL block.
16618 (extract_insn): Handle basic asm in PARALLEL block.
16619 * doc/extend.texi: Mention new behavior of basic asm.
16620 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
16621 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
16622 branch_needs_nop_p): Use asm_noperands.
16624 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
16626 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
16627 Include the M7 SPARC DFA scheduler.
16628 New attribute v3pipe.
16629 Annotate insns with v3pipe where appropriate.
16630 Define cpu_feature vis4.
16631 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
16632 Add (V8QI "8") to vbits.
16633 Add insns {add,sub}v8qi3
16634 Add insns ss{add,sub}v8qi3
16635 Add insns us{add,sub}{v8qi,v4hi}3
16636 Add insns {min,max}{v8qi,v4hi,v2si}3
16637 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
16638 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
16639 * config/sparc/niagara4.md: Add a comment explaining the
16640 discrepancy between the documented latenty numbers and the
16642 * config/sparc/niagara7.md: New file.
16643 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
16644 supports SPARC5 and VIS 4.0 instructions.
16645 * configure: Regenerate.
16646 * config.in: Likewise.
16647 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
16648 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
16649 TARGET_CPU_niagara7.
16650 (ASM_CPU64_DEFAULT_SPEC): Likewise.
16651 (CPP_CPU_SPEC): Handle niagara7.
16652 (ASM_CPU_SPEC): Likewise.
16653 * config/sparc/sparc-opts.h (processor_type): Add
16654 PROCESSOR_NIAGARA7.
16655 (mvis4): New option.
16656 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
16657 (AS_NIAGARA7_FLAG): Define.
16658 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
16659 (CPP_CPU64_DEFAULT_SPEC): Likewise.
16660 (CPP_CPU_SPEC): Handle niagara7.
16661 (ASM_CPU_SPEC): Likewise.
16662 * config/sparc/sparc.c (niagara7_costs): Define.
16663 (sparc_option_override): Handle niagara7 and adjust cache-related
16664 parameters with better values for niagara cpus. Also support VIS4.
16665 (sparc32_initialize_trampoline): Likewise.
16666 (sparc_use_sched_lookahead): Likewise.
16667 (sparc_issue_rate): Likewise.
16668 (sparc_register_move_cost): Likewise.
16669 (dump_target_flag_bits): Support VIS4.
16670 (sparc_vis_init_builtins): Likewise.
16671 (sparc_builtins): Likewise.
16672 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
16674 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
16676 * config/sparc/sparc.opt (sparc_processor_type): New value
16678 * config/sparc/visintrin.h (__attribute__): Prototypes for the
16680 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
16682 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
16685 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
16687 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
16689 2016-06-06 Richard Biener <rguenther@suse.de>
16691 PR tree-optimization/71398
16692 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
16695 2016-06-05 James Bowman <james.bowman@ftdichip.com>
16697 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
16698 ft32_expand_prolog, ft32_expand_epilogue):
16699 Handle pretend_args.
16700 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
16701 * config/ft32/ft32.md: Add pretend_returner.
16703 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
16706 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
16707 Copy op1 RTX to avoid invalid sharing.
16708 (ix86_expand_vector_move_misalign): Ditto.
16710 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
16712 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
16715 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
16717 * predict.c (predicted_by_loop_heuristics_p): New function.
16718 (predict_iv_comparison): Use it.
16719 (predict_loops): Walk from innermost loops; do not predict edges
16720 leaving multiple loops multiple times; implement
16721 PRED_LOOP_ITERATIONS_MAX heuristics.
16722 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
16724 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
16726 * cfg.c (check_bb_profile): Do not report mismatched profiles when
16727 only edges out of BB are EH edges.
16729 2016-06-04 Martin Sebor <msebor@redhat.com>
16730 Marcin Baczyński <marbacz@gmail.com>
16733 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
16734 a void expression in a void function.
16736 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
16738 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
16739 aux; dump reasons of decisions.
16740 (should_duplicate_loop_header_p): Likewise.
16741 (do_while_loop_p): Likewise.
16742 (ch_base::copy_headers): Dump asi num insns duplicated.
16744 2016-06-04 Jakub Jelinek <jakub@redhat.com>
16746 PR tree-optimization/71405
16747 * tree-ssa.c (execute_update_addresses_taken): For clobber with
16748 incompatible type, build a new clobber with the right type instead
16749 of building a VIEW_CONVERT_EXPR around it.
16751 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
16753 PR tree-optimization/52171
16754 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
16755 by_pieces_ninsns instead of move_by_pieces_ninsns.
16757 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
16759 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
16760 for reg+reg addressing mode.
16762 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16764 * rs6000-c.c (c/c-tree.h): Add #include.
16765 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
16766 in C++ when found in the base position of vec_ld or vec_st.
16768 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
16770 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
16771 use of profile unless profile status is PROFILE_READ.
16772 * profile.c (compute_branch_probabilities): Set profile status
16773 only after reporting predictor hitrates.
16775 2016-06-03 Joseph Myers <joseph@codesourcery.com>
16779 * common.opt (ffp-int-builtin-inexact): New option.
16780 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
16781 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
16782 (ceil@var{m}2): Document dependence on this option.
16783 * ipa-inline-transform.c (inline_call): Handle
16784 flag_fp_int_builtin_inexact.
16785 * ipa-inline.c (can_inline_edge_p): Likewise.
16786 * config/i386/i386.md (rintxf2): Do not test
16787 flag_unsafe_math_optimizations.
16788 (rint<mode>2_frndint): New define_insn.
16789 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
16790 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
16791 for 387 instead of extending and truncating.
16792 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
16793 !flag_trapping_math instead of flag_unsafe_math_optimizations.
16794 Change to frndint<mode>2_<rounding>.
16795 (frndintxf2_<rounding>_i387): Likewise. Change to
16796 frndint<mode>2_<rounding>_i387.
16797 (<rounding_insn>xf2): Likewise.
16798 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
16799 !flag_trapping_math instead of flag_unsafe_math_optimizations for
16800 x87. Test TARGET_ROUND || !flag_trapping_math ||
16801 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
16802 SSE. Use ROUND_NO_EXC in constant operand of
16803 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
16804 for 387 instead of extending and truncating.
16806 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
16807 Julia Koval <julia.koval@intel.com>
16819 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
16820 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
16821 all registers, except for function return registers if there are
16822 no caller-saved registers.
16823 (ix86_set_func_type): New function.
16824 (ix86_set_current_function): Call ix86_set_func_type to set
16825 no_caller_saved_registers and func_type. Call reinit_regs if
16826 caller-saved registers are changed. Don't allow MPX, SSE, MMX
16827 nor x87 instructions in interrupt handler nor function with
16828 no_caller_saved_registers attribute.
16829 (ix86_function_ok_for_sibcall): Return false if there are no
16830 caller-saved registers.
16831 (type_natural_mode): Don't warn ABI change for MMX in interrupt
16833 (ix86_function_arg_advance): Skip for callee in interrupt handler.
16834 (ix86_function_arg): Return special arguments in interrupt handler.
16835 (ix86_promote_function_mode): Promote pointer to word_mode only
16836 for normal functions.
16837 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
16839 (ix86_epilogue_uses): New function.
16840 (ix86_hard_regno_scratch_ok): Likewise.
16841 (ix86_save_reg): Preserve all registers in interrupt handler
16842 after reload. Preserve all registers, except for function return
16843 registers, if there are no caller-saved registers after reload.
16844 (find_drap_reg): Always use callee-saved register if there are
16845 no caller-saved registers.
16846 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
16847 for interrupt handler.
16848 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
16849 Emit cld instruction if stringops are used in interrupt handler
16850 or interrupt handler isn't a leaf function.
16851 (ix86_expand_epilogue): Generate interrupt return for interrupt
16852 handler and pop the 'ERROR_CODE' off the stack before interrupt
16853 return in exception handler.
16854 (ix86_expand_call): Disallow calling interrupt handler directly.
16855 If there are no caller-saved registers, mark all registers that
16856 are clobbered by the call which returns as clobbered.
16857 (ix86_handle_no_caller_saved_registers_attribute): New function.
16858 (ix86_handle_interrupt_attribute): Likewise.
16859 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
16861 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
16862 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
16863 accumulation in interrupt function if stack may be realigned to
16865 (EPILOGUE_USES): New.
16866 (function_type): New enum.
16867 (machine_function): Add func_type and no_caller_saved_registers.
16868 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
16869 (interrupt_return): New pattern.
16870 * doc/extend.texi: Document x86 interrupt and
16871 no_caller_saved_registers attributes.
16873 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
16875 PR tree-optimization/52171
16876 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
16877 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
16878 Look for constant strings. Move some code to emit_block_cmp_hints
16880 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
16881 * defaults.h (COMPARE_MAX_PIECES): New macro.
16882 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
16883 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
16884 (clear_by_pieces_1): Don't declare. Move definition before use.
16885 (can_do_by_pieces): New static function.
16886 (can_move_by_pieces): Use it. Return bool.
16887 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
16888 OP. All callers changed. Handle COMPARE_BY_PIECES.
16889 (class pieces_addr); New.
16890 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
16891 pieces_addr::adjust, pieces_addr::increment_address,
16892 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
16894 (class op_by_pieces_d): New.
16895 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
16897 (class move_by_pieces_d, class compare_by_pieces_d,
16898 class store_by_pieces_d): New subclasses of op_by_pieces_d.
16899 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
16900 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
16901 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
16902 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
16903 compare_by_pieces_d::finish_mode): New member functions.
16904 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
16906 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
16907 (emit_block_cmp_hints): New function.
16908 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
16909 use the newly defined classes.
16910 * expr.h (by_pieces_constfn): New typedef.
16911 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
16912 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
16913 (move_by_pieces_ninsns): Don't declare.
16914 (can_move_by_pieces): Change return value to bool.
16915 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
16916 (compare_by_pieces_branch_ratio): New hook.
16917 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
16918 (by_pieces_ninsns): Declare.
16919 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
16921 (default_compare_by_pieces_branch_ratio): New function.
16922 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
16923 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
16924 * doc/tm.texi: Regenerate.
16925 * tree-ssa-strlen.c: Include "builtins.h".
16926 (handle_builtin_memcmp): New static function.
16927 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
16928 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
16930 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16932 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
16933 relevant stmts which are simple and invariant.
16934 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
16935 instead of simple and invariant
16937 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16939 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
16940 (vectorizable_reduction): Check for new relevant state.
16941 (vectorizable_live_operation): vectorize live stmts using
16942 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
16943 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
16944 (vect_stmt_relevant_p): Check for stmts which are only used live.
16945 (process_use): Use of a stmt does not inherit it's live value.
16946 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
16947 (vect_analyze_stmt): Check for new relevant state.
16948 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
16949 outside the loop, but not inside it.
16951 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16953 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
16954 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
16955 (vect_get_vec_def_for_operand): Split out code.
16957 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
16959 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
16961 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16963 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
16965 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16967 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
16969 2016-06-03 Jakub Jelinek <jakub@redhat.com>
16971 PR middle-end/71387
16972 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
16973 to noreturn e->callee->decl that has void return type and void
16974 arguments, adjust gimple_call_fntype and remove lhs even if it had
16975 previously addressable type.
16977 2016-06-02 Jeff Law <law@redhat.com>
16979 PR tree-optimization/71328
16980 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
16981 error when checking for a jump back onto the copied path.
16983 2016-06-02 David Malcolm <dmalcolm@redhat.com>
16985 * config/microblaze/microblaze.c (get_branch_target): Add return
16986 NULL_RTX for the non-CALL_P case.
16987 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
16988 (insert_wic): Remove unused local "j".
16990 2016-06-02 Martin Liska <mliska@suse.cz>
16992 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
16994 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
16995 Julia Koval <julia.koval@intel.com>
16997 * function.c (assign_parm_setup_stack): Force source into a
16998 register if needed.
16999 * target.def (function_incoming_arg): Update documentation to
17000 allow arbitrary address computation based on hard register.
17001 * doc/tm.texi: Regenerated.
17003 2016-06-02 Martin Liska <mliska@suse.cz>
17005 * predict.c (combine_predictions_for_bb): Fix first match in
17006 cases where a first predictor contains more than one occurence
17007 in list of predictors. Take the best value in such case.
17009 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17011 PR rtl-optimization/71295
17012 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
17013 offset would go over the size of the inner mode reject it.
17015 2016-06-02 Jakub Jelinek <jakub@redhat.com>
17017 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
17018 x=x,x and v=v,m instead of x=x,m.
17020 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
17021 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
17022 alternative to v=rm,C.
17024 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
17025 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
17026 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
17027 instead of vex for the last two above mentioned alternatives.
17029 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17032 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
17034 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
17036 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
17038 2016-06-01 David Malcolm <dmalcolm@redhat.com>
17040 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
17041 from int to unsigned.
17043 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
17045 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
17046 alternatives, eliminating preferred register class. Add support
17047 for the MTVSRDD instruction in ISA 3.0.
17048 (vsx_splat_v4si_internal): Use splat_input_operand instead of
17049 reg_or_indexed_operand.
17050 (vsx_splat_v4sf_internal): Likewise.
17052 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
17055 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
17056 for loading up all 0's or all 1's.
17058 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
17060 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
17062 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
17064 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
17066 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
17067 * gcc.c (set_source_date_epoch_envvar): New function, sets
17068 the SOURCE_DATE_EPOCH environment variable to the current time.
17070 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
17072 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
17073 the factor for live Phi nodes.
17075 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
17077 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
17078 * tree-parloops.c (parallelize_loops): likewise.
17079 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
17080 tree_unswitch_outer_loop): likewise.
17082 2016-06-01 Jakub Jelinek <jakub@redhat.com>
17084 PR middle-end/71371
17085 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
17086 around creation of the temporary.
17088 2016-06-01 Richard Biener <rguenther@suse.de>
17090 PR tree-optimization/71366
17091 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
17092 (unloop_loops): Move removing edges here ...
17093 (try_unroll_loop_completely): ... from here.
17094 (try_peel_loop): ... and here.
17095 (tree_unroll_loops_completely_1): Track parent loops via
17096 bitmap of header BBs.
17097 (tree_unroll_loops_completely): Adjust for that.
17099 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
17101 * config/rs6000/altivec.h (vec_slv): New macro.
17102 (vec_srv): New macro.
17103 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
17104 (UNSPEC_VSRV): New value.
17107 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
17108 (vsrv): New builtin definition.
17109 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
17110 define argument types for new builtin.
17111 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
17113 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
17116 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
17117 Jocelyn Mayer <l_indien@magic.fr>
17120 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
17121 detect processor family for signature_CENTAUR_ebx.
17122 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
17123 signature_CENTAUR_ebx.
17124 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
17125 <default>: Pass x86-64 for has_longmode.
17127 2016-06-01 Nathan Sidwell <nathan@acm.org>
17129 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
17132 2016-06-01 Richard Biener <rguenther@suse.de>
17134 PR tree-optimization/71261
17135 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
17136 of stmts successfully put in the bool pattern. Remove
17137 single-use restriction.
17138 (adjust_bool_pattern_cast): Add cast at the use site via the
17139 pattern def sequence.
17140 (adjust_bool_pattern): Remove recursion, maintain a hash-map
17141 of patterned defs. Use the pattern def seqence instead of
17142 multiple independent patterns.
17143 (sort_after_uid): New qsort compare function.
17144 (adjust_bool_stmts): New function to process stmts in the bool
17145 pattern in IL order.
17146 (vect_recog_bool_pattern): Adjust.
17147 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
17148 (ifcvt_walk_pattern_tree): Likewise.
17149 (stmt_is_root_of_bool_pattern): Likewise.
17150 (ifcvt_repair_bool_pattern): Likewise.
17151 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
17153 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
17155 * loop-unroll.c (decide_unroll_constant_iterations,
17156 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
17157 likely upper bounds.
17158 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
17160 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
17162 * tree-core.h (enum omp_clause_code): Remove
17163 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
17165 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17167 * config/arm/sync.md (arm_store_exclusive<mode>):
17168 Use 'H' output modifier on operands[2] rather than creating a new
17169 entry in out-of-bounds memory of the operands array.
17170 (arm_store_release_exclusivedi): Likewise.
17172 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17174 * config/arm/arm.c (arm_fusion_enabled_p): New function.
17175 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
17176 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
17177 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
17179 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
17181 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
17182 into account live statements for mask producers.
17184 2016-06-01 Richard Biener <rguenther@suse.de>
17186 PR tree-optimization/71311
17187 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
17188 restrict to non-INTEGER_CST @0.
17190 2016-06-01 Richard Biener <rguenther@suse.de>
17192 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
17193 (relational patterns): Use :c to avoid pattern duplications.
17195 2016-06-01 Richard Biener <rguenther@suse.de>
17197 * genmatch.c (comparison_code_p): New predicate.
17198 (swap_tree_comparison): New function.
17199 (commutate): Add for_vec parameter to append new for entries.
17200 Support commutating relational operators by swapping it alongside
17202 (lower_commutative): Adjust.
17203 (dt_simplify::gen): Do not pass artificial operators to gen
17205 (decision_tree::gen): Do not add artificial operators as parameters.
17206 (parser::parse_expr): Verify operator commutativity when :c is
17207 applied. Allow :C to override this.
17208 * match.pd: Adjust patterns to use :C instead of :c where required.
17210 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
17212 PR tree-optimization/71077
17213 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
17214 the combining step, use boolean_false_node and boolean_true_node
17215 as the designated false/true return values.
17217 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
17219 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
17220 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
17221 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
17224 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
17226 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
17227 of flags impliying the register renaming.
17228 * toplev.c (process_options): Do not imply flag_rename_registers with
17231 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
17233 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
17234 default implementation.
17236 2016-05-31 Nathan Sidwell <nathan@acm.org>
17238 * dwarf2out.c (cur_line_info_table): Add GTY marker.
17240 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
17242 * config/sh/constraints.md (b): Remove constraint.
17243 * config/sh/predicates.md (arith_reg_operand): Remove
17245 * config/sh/sh-modes.def (PDI): Remove.
17246 * config/sh/sh.c (sh_target_reg_class,
17247 sh_optimize_target_register_callee_saved): Remove functions.
17248 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
17249 (sh_expand_epilogue): Update comment.
17250 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
17251 sh_secondary_reload): Remove TARGET_REGS related code.
17252 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
17253 TARGET_REGISTER_P): Remove macros.
17254 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
17255 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
17256 TR1_REG, TR2_REG): Remove constants.
17257 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
17259 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
17261 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
17262 define_expand patterns.
17263 (adddi3_compact): Rename to adddi3.
17264 (subdi3_compact): Rename to subdi3.
17265 (*negdi2): Rename to negdi2.
17266 (*abs<mode>2): Rename to abs<mode>2.
17268 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
17270 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
17271 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
17272 (atomic_sub_fetchsi): ... this new pattern.
17273 (mvtc): Add CC_REG clobber.
17275 2016-05-31 Marek Polacek <polacek@redhat.com>
17277 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
17279 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17281 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
17282 aarch64_fusion_enabled_p to check for fusion capabilities.
17284 2016-05-31 Richard Biener <rguenther@suse.de>
17286 PR tree-optimization/71352
17287 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
17288 minus one and a negate.
17290 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17292 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
17293 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
17295 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
17296 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
17297 Remove use of aarch64_simd_attr_length_move, set length attribute
17299 (*aarch64_be_movoi): Likewise.
17300 (*aarch64_be_movci): Likewise.
17301 (*aarch64_be_movxi): Likewise.
17303 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
17305 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
17306 It no longer does that.
17307 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
17309 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
17311 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
17312 attribute __unused__.
17314 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
17316 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
17317 * config/arm/arm.c (arm_arch_thumb1): Define.
17318 (arm_option_override): Initialize arm_arch_thumb1.
17319 * config/arm/arm.h (arm_arch_thumb1): Declare.
17320 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
17321 support Thumb-1 ISA.
17323 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
17326 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
17327 `Yv' for scalar operand.
17329 2016-05-31 Tom de Vries <tom@codesourcery.com>
17331 PR tree-optimization/69068
17332 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
17333 phis with more than two args.
17335 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
17337 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
17338 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
17341 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
17343 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
17345 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17347 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
17348 cpu_32, cpu_64, tune_32 and tune_64.
17349 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
17351 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
17353 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
17355 2016-05-30 Andi Kleen <ak@linux.intel.com>
17357 * auto-profile.c (read_profile): Replace asserts with errors
17358 when file does not exist.
17359 * gcov-io.c (gcov_read_words): Dito.
17361 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17363 * tree-cfg.c (print_loop): Print likely upper bounds.
17365 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17367 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
17368 * opts.c (default_options): Enable peel loops at -O3.
17369 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
17370 (try_peel_loop): Do not re-peel already peeled loops;
17371 use likely upper bounds; fix profile updating.
17372 (pass_complete_unroll::execute): Initialize peeled_loops.
17374 2016-05-30 Martin Liska <mliska@suse.cz>
17376 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
17377 computed costs by frequency of BB they belong to.
17378 (get_scaled_computation_cost_at): New function.
17380 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
17381 Marc Glisse <marc.glisse@inria.fr>
17383 PR tree-optimization/71289
17384 * match.pd (-1 / B < A, A > -1 / B): New transformations.
17386 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17388 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
17390 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17392 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
17393 for peeled copies; avoid underflow when updating estimates; correctly
17394 scale loop profile.
17396 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
17398 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
17399 r236875. Corrected oe3 to oe2 as obvious.
17401 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
17403 PR middle-end/71269
17404 PR middle-end/71252
17405 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
17406 that inserted stmt will not dominate stmts that defines its operand.
17407 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
17408 (rewrite_expr_tree_parallel): Likewise.
17410 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
17412 PR middle-end/71252
17413 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
17414 all fields including stmt_to_insert are swapped.
17416 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17418 * predict.h (force_edge_cold): Declare.
17419 * predict.c (force_edge_cold): New function.
17420 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
17422 (canonicalize_loop_induction_variables): Fix formating.
17424 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
17426 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
17427 (visium_expand_copysign): Use gen_int_mode directly.
17428 (visium_compute_frame_size): Minor tweaks.
17430 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17432 * tree-vect-loop.c (vect_analyze_loop_2): Use
17433 likely_max_stmt_executions_int.
17435 2016-05-30 Tom de Vries <tom@codesourcery.com>
17437 PR tree-optimization/69067
17438 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
17440 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
17443 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
17444 New peepholes to remove unneeded fild/fistp pairs.
17445 (define_peephole2 atomic_loaddi_fpu): Ditto.
17447 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17449 * predict.c (maybe_hot_frequency_p): Avoid division.
17451 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17453 * doc/install.texi: Use https for shop.fsf.org.
17455 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17457 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
17458 likely_max_stmt_executions_int.
17460 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17462 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
17463 likely_max_stmt_executions_int.
17465 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17467 * profile.c (compute_branch_probabilities): Do not report hitrates
17469 (branch_prob): Report hitrates here.
17470 * predict.c (gimple_predict_edge): Do not assert profile status;
17471 fix formatting issues.
17473 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17475 * predict.c (edge_predicted_by_p): New function.
17476 (predict_paths_for_bb): Do not put multiple predictions of the same type
17479 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17481 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
17484 2016-05-28 Alan Modra <amodra@gmail.com>
17486 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
17488 2016-05-28 Alan Modra <amodra@gmail.com>
17490 PR rtl-optimization/71275
17491 * ira.c (ira): Free dominance info.
17493 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
17495 * doc/sourcebuild.texi: New address for upstream Go repository.
17497 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
17499 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
17500 (TARGET_ARM_V7M): Likewise.
17502 2016-05-26 Jeff Law <law@redhat.com>
17504 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
17505 (thread_across_edge): Remove calls to find_jump_threads_backwards.
17506 * passes.def: Add jump threading passes before DOM/VRP.
17507 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
17508 argument to a basic block from an edge. Remove tests which are
17510 (pass_data_thread_jumps, class pass_thread_jumps): New.
17511 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
17512 (make_pass_thread_jumps): Likewise.
17513 * tree-pass.h (make_pass_thread_jumps): Declare.
17515 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
17517 * config/visium/visium-protos.h (split_double_move): Rename into...
17518 (visium_split_double_move): ...this.
17519 (visium_split_double_add): Declare.
17520 * config/visium/visium.c (split_double_move): Rename into...
17521 (visium_split_double_move): ...this.
17522 (visium_split_double_add): New function.
17523 (visium_expand_copysign): Renumber operands for consistency.
17524 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
17525 (DFmode move splitter): Likewise.
17526 (*addi3_insn): Split by means of visium_split_double_add.
17527 (*adddi3_insn_flags): Delete.
17528 (*plus_plus_sltu<subst_arith>): New insn.
17529 (*subdi3_insn): Split by means of visium_split_double_add.
17530 (subdi3_insn_flags): Delete.
17531 (*minus_minus_sltu<subst_arith>): New insn.
17532 (*negdi2_insn): Split by means of visium_split_double_add.
17533 (*negdi2_insn_flags): Delete.
17535 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
17537 * configure.ac: Treat a --with-headers option without argument
17538 the same as the default (i.e. consult sys-include directory).
17539 * configure: Regenerate.
17541 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17543 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
17544 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
17546 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
17547 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
17549 2016-05-27 Jiong Wang <jiong.wang@arm.com>
17552 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
17553 tree-stdarg analysis results.
17554 (aarch64_setup_incoming_varargs): Likewise.
17556 2016-05-27 Jiong Wang <jiong.wang@arm.com>
17558 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
17559 va_list_gpr_counter_field and va_list_fpr_counter_field.
17561 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
17564 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
17565 * config/aarch64/aarch64.c
17566 (aarch64_cannot_change_mode_class): Remove function.
17567 * config/aarch64/aarch64-protos.h
17568 (aarch64_cannot_change_mode_class): Remove.
17570 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17572 * cfgloop.c (record_niter_bound): Record likely upper bounds.
17573 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
17574 get_likely_max_loop_iterations_int): New.
17575 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
17576 any_likely_upper_bound.
17577 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
17579 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
17580 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
17582 (unroll_loop_constant_iterations): Likewise.
17583 (unroll_loop_runtime_iterations): Likewise.
17584 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
17585 * lto-streamer-out.c (output_cfg): Likewise.
17586 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
17588 (canonicalize_loop_induction_variables): Dump likely upper bounds.
17589 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
17590 (likely_max_loop_iterations): New.
17591 (likely_max_loop_iterations_int): New.
17592 (likely_max_stmt_executions): New.
17593 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
17594 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
17595 likely_max_stmt_executions): Declare.
17597 2016-05-27 Marek Polacek <polacek@redhat.com>
17599 PR middle-end/71308
17600 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
17602 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17604 * config/s390/s390.md (2x risbg splitters): Use
17605 reg_overlap_mentioned_p instead of rtx_equal_p.
17607 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
17609 * combine.c (make_compound_operation): Take known zero bits into
17610 account when checking for possible zero_extend.
17612 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17614 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
17615 Use const_int_operand for operand 2 predicate. Simplify expand code
17618 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
17620 PR middle-end/71279
17621 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
17624 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17626 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
17627 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
17628 that returns CC_SESWPmode and CC_ZESWPmode.
17629 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
17631 (aarch64_rtx_costs): Likewise.
17633 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
17635 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
17636 for ISA 3.0 min/max support.
17637 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
17638 conditional move support.
17639 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
17640 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
17642 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
17643 conditional moves where the comparison type is different from move
17645 (fp_minmax): New code iterator for smin/smax.
17646 (minmax): New code attributes for min/max.
17647 (SMINMAX): Likewise.
17648 (smax<mode>3): Combine min, max insns into one insn using the
17649 fp_minmax code iterator. Add support for ISA 3.0 min/max
17650 instructions that don't need -ffast-math.
17651 (s<minmax><mode>3): Likewise.
17652 (smax<mode>3_vsx): Likewise.
17653 (smin<mode>3): Likewise.
17654 (s<minmax><mode>3_vsx): Likewise.
17655 (smin<mode>3_vsx): Likewise.
17656 (pre-VSX min/max splitters): Likewise.
17657 (s<minmax><mode>3_fpr): Likewise.
17658 (movsfcc): Rewrite floating point conditional moves to combine
17659 SFmode/DFmode into a single insn.
17660 (mov<mode>cc): Likewise.
17661 (movdfcc): Likewise.
17662 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
17663 SFDF2 iterators to handle all combinations.
17664 (fseldfsf4): Likewise.
17665 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
17666 (fseldfdf4): Likewise.
17667 (fselsfdf4): Likewise.
17668 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
17669 comparison instructions that set a 0/-1 mask, and use it for
17670 floating point conditional move via XXSEL.
17671 (fpmask<mode>): Likewise.
17672 (xxsel<mode>): Likewise.
17673 * config/rs6000/predicates.md (min_max_operator): Delete, no
17675 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
17676 instructions that generate a 0/-1 mask for use with XXSEL.
17677 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
17678 say whether floating point min/max is available, either through
17679 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
17680 (TARGET_MINMAX_DF): Likewise.
17682 2016-05-27 Alan Modra <amodra@gmail.com>
17684 PR rtl-optimization/71275
17685 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
17686 for update_equiv_regs and combine_and_move_insns.
17688 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
17690 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
17691 if_then_else or cond RTXes to calculate attribute value.
17692 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
17693 <attr "length_immediate>: Ditto.
17694 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
17695 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
17696 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
17697 <attr "type">: Ditto.
17698 <attr "prefix_data16">: Ditto.
17699 <attr "prefix_extra">: Ditto.
17700 <attr "length_immediate">: Ditto.
17701 <attr "prefix">: Ditto.
17702 (vec_set<mode>_0) <attr "isa">: Ditto.
17703 <attr "prefix_extra">: Ditto.
17704 <attr "length_immediate">: Ditto.
17705 <attr "prefix">: Ditto.
17706 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
17707 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
17708 (sse2_storelpd) <attr "prefix_data16">: Ditto.
17709 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
17710 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
17711 <attr "length_immediate">: Ditto.
17712 <attr "prefix">: Ditto.
17713 (sse2_movsd) <attr "length_immediate">: Ditto.
17714 <attr "prefix">: Ditto.
17715 (vec_concatv2df) <attr "isa">: Ditto.
17716 <attr "prefix">: Ditto.
17717 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
17718 (*vec_extractv2di_1) <attr "isa">: Ditto.
17719 <attr "type">: Ditto.
17720 <attr "length_immediate">: Ditto.
17721 <attr "prefix_rex">: Ditto.
17722 <attr "prefix_extra">: Ditto.
17723 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
17724 <attr "prefix_extra">: Ditto.
17725 <attr "length_immediate">: Ditto.
17726 (vec_concatv2di) <attr "isa">: Ditto.
17727 <attr "prefix_extra">: Ditto.
17728 <attr "length_immediate">: Ditto.
17729 <attr "prefix">: Ditto.
17731 2016-05-26 Martin Liska <mliska@suse.cz>
17733 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
17735 (operator+): Likewise.
17736 (operator-): Likewise.
17737 (comp_cost::operator+=): Likewise.
17738 (comp_cost::operator-=): Likewise.
17739 (comp_cost::operator/=): Likewise.
17740 (comp_cost::operator*=): Likewise.
17741 (operator<): Likewise.
17742 (operator==): Likewise.
17743 (operator<=): Likewise.
17744 (new_cost): Remove.
17745 (infinite_cost_p): Likewise.
17746 (add_costs): Likewise.
17747 (sub_costs): Likewise.
17748 (compare_costs): Likewise.
17749 (set_group_iv_cost): Use the newly introduced functions.
17750 (get_address_cost): Likewise.
17751 (get_shiftadd_cost): Likewise.
17752 (force_expr_to_var_cost): Likewise.
17753 (split_address_cost): Likewise.
17754 (ptr_difference_cost): Likewise.
17755 (difference_cost): Likewise.
17756 (get_computation_cost_at): Likewise.
17757 (determine_group_iv_cost_generic): Likewise.
17758 (determine_group_iv_cost_address): Likewise.
17759 (determine_group_iv_cost_cond): Likewise.
17760 (autoinc_possible_for_pair): Likewise.
17761 (determine_group_iv_costs): Likewise.
17762 (cheaper_cost_pair): Likewise.
17763 (iv_ca_recount_cost): Likewise.
17764 (iv_ca_set_no_cp): Likewise.
17765 (iv_ca_set_cp): Likewise.
17766 (iv_ca_cost): Likewise.
17767 (iv_ca_new): Likewise.
17768 (iv_ca_dump): Likewise.
17769 (iv_ca_narrow): Likewise.
17770 (iv_ca_prune): Likewise.
17771 (iv_ca_replace): Likewise.
17772 (try_add_cand_for): Likewise.
17773 (try_improve_iv_set): Likewise.
17774 (find_optimal_iv_set): Likewise.
17776 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
17778 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
17779 that internal functions will clobber all caller-saved registers.
17781 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
17783 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
17784 Return a better case_values_threshold when optimizing.
17786 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
17788 * config/aarch64/aarch64-simd.md (aarch64_combinez):
17789 Add ? to integer variant.
17790 (aarch64_combinez_be): Likewise.
17792 2016-05-26 Jakub Jelinek <jakub@redhat.com>
17794 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
17795 instead of x constraint.
17796 (vcvtps2ph256<mask_name>): Likewise.
17798 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
17799 alternative. Formatting fix.
17801 * config/i386/sse.md
17802 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
17804 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
17805 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
17806 maybe_evex prefix instead of vex.
17807 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
17808 EXT_REX_SSE_REG_P (op0) case in the splitter.
17810 2016-05-25 Jeff Law <law@redhat.com>
17812 PR tree-optimization/71272
17813 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
17814 Update comments. Add test for empty path.
17816 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
17818 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
17819 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
17820 special case builtin.
17821 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17822 code for ALTIVEC_BUILTIN_VEC_CMPNE.
17823 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17824 for __builtin_vec_cmpne.
17826 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
17828 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
17829 redundant test and bail out if the type of the new operand is not
17830 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
17832 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
17834 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
17835 (x_ix86_target_flags_explicit): Remove.
17836 * config/i386/i386.c (ix86_function_specific_save): Do not copy
17837 x_ix86_target_flags_explicit.
17838 (ix86_function_specific_restore): Ditto.
17840 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
17841 H.J. Lu <hongjiu.lu@intel.com>
17844 * common/config/i386/i386-common.c
17845 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
17846 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
17847 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
17848 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
17849 (-mgeneral-regs-only): Add new option.
17850 * config/i386/i386.c (ix86_option_override_internal): Don't enable
17851 x87 instructions if only general registers are allowed.
17852 (ix86_target_string): Add ix86_flags argument. Handle additional
17853 flags options through ix86_flags argument. Update all callers.
17854 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
17856 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17858 PR rtl-optimization/66940
17859 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
17860 decrementing desired_val will not overflow before performing these
17863 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
17865 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
17866 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
17867 * config/i386/i386.c (enum ix86_builtins): Add
17868 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
17869 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
17870 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
17871 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
17872 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
17873 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
17874 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
17875 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
17876 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
17877 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
17878 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
17879 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
17880 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
17881 __builtin_ia32_cvtps2dq512_mask.
17882 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
17883 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
17884 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
17885 * config/i386/sse.md
17886 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
17888 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
17889 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
17891 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
17892 (avx512f_vec_pack_sfix_v8df): New define_expand.
17893 (avx512f_roundpd512): Rename to ...
17894 (avx512f_round<castmode>512): ... this. Change iterator.
17895 (avx512f_roundps512_sfix): New define_expand.
17896 (round<mode>2_sfix): Change iterator.
17898 2016-05-25 Nick Clifton <nickc@redhat.com>
17900 * config/msp430/msp430.c (msp430_attr): Produce an error if a
17901 static interrupt handler is detected.
17902 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
17903 default linker script.
17904 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
17905 the low part of a symbolic pointer.
17907 2016-05-25 Richard Biener <rguenther@suse.de>
17909 PR tree-optimization/71261
17910 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
17911 interesting stmt instead of immediate uses when looking
17912 for the use operand to replace.
17914 2016-05-25 Martin Liska <mliska@suse.cz>
17916 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
17918 2016-05-25 Richard Biener <rguenther@suse.de>
17920 PR tree-optimization/71264
17921 * tree-vect-stmts.c (vect_init_vector): Properly deal with
17924 2016-05-25 Martin Liska <mliska@suse.cz>
17926 PR tree-optimization/71239
17927 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
17928 if DECL_SIZE is NULL.
17930 2016-05-25 Richard Biener <rguenther@suse.de>
17932 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
17933 * tree-if-conv.c (pass_data_if_conversion): Use it.
17935 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
17937 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
17938 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
17939 * varpool.c (varpool_node::get_availability): Likewise.
17941 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
17943 * config/rs6000/altivec.md (VNEG iterator): New iterator for
17944 VNEGW/VNEGD instructions.
17945 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
17946 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
17947 support for ISA 3.0 VNEGW/VNEGD instructions.
17949 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
17951 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
17952 pointers inside OACC_DATA regions.
17953 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
17954 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
17955 (gimplify_adjust_omp_clauses): Fix typo in comment.
17957 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
17959 * config/rs6000/altivec.md (VParity): New mode iterator for vector
17960 parity built-in functions.
17961 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
17963 (p9v_parity<mode>2): Likewise.
17964 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
17966 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
17967 (parity<mode>2): ISA 3.0 expander for vector parity.
17968 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
17970 (BU_P9_64BIT_MISC_0): Likewise.
17971 (BU_P9_MISC_0): Likewise.
17972 (BU_P9V_AV_1): Likewise.
17973 (BU_P9V_AV_2): Likewise.
17974 (BU_P9V_AV_3): Likewise.
17975 (BU_P9V_AV_P): Likewise.
17976 (BU_P9V_VSX_1): Likewise.
17977 (BU_P9V_OVERLOAD_1): Likewise.
17978 (BU_P9V_OVERLOAD_2): Likewise.
17979 (BU_P9V_OVERLOAD_3): Likewise.
17980 (VCTZB): Add vector count trailing zeros support.
17984 (VPRTYBD): Add vector parity support.
17985 (VPRTYBQ): Likewise.
17986 (VPRTYBW): Likewise.
17987 (VCTZ): Add overloaded vector count trailing zeros support.
17988 (VPRTYB): Add overloaded vector parity support.
17989 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17990 overloaded vector count trailing zeros and parity instructions.
17991 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
17992 vector parity support.
17993 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
17994 trailing zeros support.
17995 (vec_cntlz): Likewise.
17996 (vec_vctzb): Likewise.
17997 (vec_vctzd): Likewise.
17998 (vec_vctzh): Likewise.
17999 (vec_vctzw): Likewise.
18000 (vec_vprtyb): Add ISA 3.0 vector parity support.
18001 (vec_vprtybd): Likewise.
18002 (vec_vprtybw): Likewise.
18003 (vec_vprtybq): Likewise.
18004 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18005 the ISA 3.0 vector count trailing zeros and vector parity built-in
18008 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
18010 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
18011 when there is stmt_to_insert.
18013 2016-05-24 Martin Sebor <msebor@redhat.com>
18016 * tree.h (complete_or_array_type_p): New inline function.
18018 2016-05-24 Jakub Jelinek <jakub@redhat.com>
18020 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
18021 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
18022 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
18024 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
18025 Limit 1st alternative to noavx isa, split 2nd alternative into one
18026 noavx and one avx alternative, use *x and Bm in the former and
18027 x and m in the latter.
18029 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
18030 of sse4 for the first alternative, drop %v from the template
18031 and d operand modifier. Split second alternative into one sse4_noavx
18032 and one avx alternative, use *x instead of *v in the former and v
18033 instead of *v in the latter.
18034 (*sse4_1_extractps): Use noavx isa instead of * for the first
18035 alternative, drop %v from the template. Split second alternative into
18036 one noavx and one avx alternative, use *x instead of *v in the
18037 former and v instead of *v in the latter.
18038 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
18039 with noavx and the last one with avx.
18040 (sse4_1_phminposuw): Guard first alternative with noavx isa,
18041 split the second one into one noavx and one avx alternative,
18042 use *x and Bm in the former and x and m in the latter one.
18043 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
18046 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
18047 first two alternatives to noavx, use *x instead of *v in the second
18048 one, add avx alternative without *.
18049 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
18050 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
18051 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
18053 2016-05-24 Jeff Law <law@redhat.com>
18055 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
18056 New function, extracted from...
18057 (fsm_find_control_statement_thread_paths): Here. Use the new function.
18058 Allow simple copies and constant initializations in the SSA chain.
18060 2016-05-24 Marek Polacek <polacek@redhat.com>
18063 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
18066 2016-05-24 Jakub Jelinek <jakub@redhat.com>
18069 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
18070 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
18071 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
18072 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
18073 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
18075 2016-05-24 Richard Biener <rguenther@suse.de>
18077 PR tree-optimization/71240
18078 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
18081 2016-05-24 Richard Biener <rguenther@suse.de>
18083 PR tree-optimization/71230
18084 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
18086 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
18088 * tree-vectorizer.h (vectorizable_comparison): Delete.
18089 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
18090 PURE_SLP_STMT check.
18091 * tree-vect-stmts.c (vectorizable_call): Likewise.
18092 (vectorizable_simd_clone_call): Likewise.
18093 (vectorizable_conversion): Likewise.
18094 (vectorizable_assignment): Likewise.
18095 (vectorizable_shift): Likewise.
18096 (vectorizable_operation): Likewise.
18097 (vectorizable_load): Likewise.
18098 (vectorizable_condition): Likewise.
18099 (vectorizable_store): Likewise. Assert that we don't have
18101 (vectorizable_comparison): Make static. Remove redundant
18102 PURE_SLP_STMT check.
18103 (vect_transform_stmt): Assert that we always have an slp_node
18106 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18108 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
18109 operands[2] against 1 with comparison against CONST1_RTX.
18110 (<shift>di3_neon): Likewise.
18111 * config/arm/predicates.md (const0_operand): Replace with comparison
18112 against CONST0_RTX.
18114 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18116 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
18117 operands[2] against 1 with comparison against CONST1_RTX.
18118 (ashrdi3): Likewise.
18119 (lshrdi3): Likewise.
18120 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
18122 (ashrsi3): Likewise.
18123 (lshrsi3): Likewise.
18124 (rotrsi3): Likewise.
18125 (define_split above *compareqi_eq0): Likewise.
18126 (define_split above "prologue"): Likewise.
18127 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
18128 * config/arm/predicates.md (shift_operator): Likewise.
18129 (shift_nomul_operator): Likewise.
18130 (sat_shift_operator): Likewise.
18131 (thumb1_cmp_operand): Likewise.
18132 (const_neon_scalar_shift_amount_operand): Replace manual range
18133 check with IN_RANGE.
18134 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
18135 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
18137 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18139 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
18140 with HOST_WIDE_INT_1.
18142 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
18143 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
18144 (arm_canonicalize_comparison): Likewise.
18145 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
18147 (thumb1_size_rtx_costs): Likewise.
18148 (vfp_const_double_index): Replace cast of 1 to unsigned
18149 HOST_WIDE_INT with HOST_WIDE_INT_1U.
18150 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
18152 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
18153 HOST_WIDE_INT with HOST_WIDE_INT_1U.
18154 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
18155 HOST_WIDE_INT with HOST_WIDE_INT_1.
18157 2016-05-24 Marek Polacek <polacek@redhat.com>
18159 * tree-cfg.h (should_remove_lhs_p): New predicate.
18160 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
18161 * gimplify.c (gimplify_modify_expr): Likewise.
18162 * tree-cfg.c (verify_gimple_call): Likewise.
18163 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
18164 * gimple-fold.c: Include "tree-cfg.h".
18165 (gimple_fold_call): Use should_remove_lhs_p.
18167 2016-05-24 Richard Biener <rguenther@suse.de>
18169 PR tree-optimization/71253
18170 * cfganal.h (control_dependences): Make robust against edge
18172 (control_dependences::control_dependences): Remove edge_list argument.
18173 (control_dependences::get_edge): Remove.
18174 (control_dependences::get_edge_src): Add.
18175 (control_dependences::get_edge_dest): Likewise.
18176 (control_dependences::m_el): Make a vector of edge src/dest index.
18177 * cfganal.c (control_dependences::find_control_dependence): Adjust.
18178 (control_dependences::control_dependences): Likewise.
18179 (control_dependences::~control_dependence): Likewise.
18180 (control_dependences::get_edge): Remove.
18181 (control_dependences::get_edge_src): Add.
18182 (control_dependences::get_edge_dest): Likewise.
18183 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
18185 (perform_tree_ssa_dce): Adjust.
18186 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
18188 (pass_loop_distribution::execute): Adjust. Do loop destroying
18189 conditional on changed.
18191 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18194 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
18195 return. Reindent transformation comment and mention the ARM state
18198 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
18200 PR middle-end/71252
18201 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
18202 after build_and_add_sum creates new use stmt.
18204 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
18206 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
18207 load_lanes/grouped_load classification comes first. Don't check
18208 whether the vectorization factor is a multiple of the group size
18211 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
18213 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
18214 GROUP_GAP for single-element interleaving.
18215 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
18218 2016-05-24 Richard Biener <rguenther@suse.de>
18220 PR middle-end/70434
18222 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
18223 bases which are accessed with non-invariant indices.
18224 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
18225 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
18227 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
18229 PR middle-end/71170
18230 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
18231 (add_to_ops_vec): Add stmt_to_insert.
18232 (add_repeat_to_ops_vec): Init stmt_to_insert.
18233 (insert_stmt_before_use): New.
18234 (transform_add_to_multiply): Remove mult_stmt insertion and add it
18236 (get_ops): Init stmt_to_insert.
18237 (maybe_optimize_range_tests): Likewise.
18238 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
18239 (rewrite_expr_tree_parallel): Likewise.
18240 (reassociate_bb): Likewise.
18242 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18245 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
18246 ISA 3.0 xxperm fusion alternative.
18247 (altivec_vperm_v8hiv16qi): Likewise.
18248 (altivec_vperm_<mode>_uns_internal): Likewise.
18249 (vperm_v8hiv4si): Likewise.
18250 (vperm_v16qiv8hi): Likewise.
18252 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18253 Kelvin Nilsen <kelvin@gcc.gnu.org>
18255 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
18256 vpermr/xxpermr on ISA 3.0.
18257 (altivec_expand_vec_perm_le): Likewise.
18258 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
18259 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
18262 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
18264 * config/i386/i386.h (IS_STACK_MODE): Enable for
18265 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
18266 SSE_FLOAT_MODE_P macros.
18267 * config/i386/i386.c (ix86_preferred_reload_class): Use
18268 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
18269 Cleanup regclass processing for CONST_DOUBLE_P.
18270 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
18271 (ix86_rtx_costs): Remove redundant TARGET_80387 check
18272 with IS_STACK_MODE macro.
18273 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
18275 (*movdf_internal): Use IS_STACK_MODE macro.
18276 (*movsf_internal): Ditto.
18278 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
18280 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
18281 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
18283 2016-05-23 Jeff Law <law@redhat.com>
18285 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
18287 (fsm_find_control_statement_thread_paths): Call it.
18289 2016-05-23 Martin Jambor <mjambor@suse.cz>
18292 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
18293 from_global_constant if t is not NULL.
18295 2016-05-23 Marek Polacek <polacek@redhat.com>
18298 * common.opt (Wswitch-unreachable): New option.
18299 * doc/invoke.texi: Document -Wswitch-unreachable.
18300 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
18303 2016-05-23 Bin Cheng <bin.cheng@arm.com>
18305 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
18306 TMR_INDEX is non-NULL.
18308 2016-05-23 Richard Biener <rguenther@suse.de>
18310 PR tree-optimization/71230
18311 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
18312 (try_special_add_to_ops): ... here. Always test for single-use.
18314 2016-05-23 Martin Jambor <mjambor@suse.cz>
18316 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
18317 default block if a PHI node in the original one would be resized.
18319 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18321 PR tree-optimization/58135
18322 * tree-vect-slp.c: When group size is not multiple
18323 of vector size, allow splitting of store group at
18326 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
18328 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
18330 2016-05-22 Jakub Jelinek <jakub@redhat.com>
18332 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
18333 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
18334 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
18337 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
18338 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
18339 v constraint instead of x and vinserti32x4 insn.
18341 * config/i386/sse.md (i128vldq): New mode iterator.
18342 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
18343 avx512dq and avx512vl alternatives.
18345 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
18346 constraint, use maybe_evex prefix instead of vex.
18347 (vec_dupv4sf): Use v constraint instead of x for output
18348 operand except for noavx alternative, use Yv constraint
18349 instead of x for input. Use maybe_evex prefix instead of vex.
18350 (*vec_dupv4si): Likewise.
18351 (*vec_dupv2di): Likewise.
18353 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
18355 PR middle-end/40921
18356 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
18357 (linearize_expr_tree): Call try_special_add_to_ops.
18358 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
18360 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18362 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
18363 to computed stack_usage.
18365 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18368 * config/avr/avr.md (define_expand "mov<mode>"): If the source
18369 operand is subreg (symbol_ref) then move the symbol ref to register.
18371 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
18373 * tree.c (array_at_struct_end_p): Look through MEM_REF.
18375 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
18377 PR middle-end/71179
18378 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
18381 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
18383 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
18384 ranges by calling get_single_symbol and tidy up. Look more closely
18385 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
18387 2016-05-20 Jeff Law <law@redhat.com>
18389 * bitmap.c (bitmap_find_bit): Remove useless test.
18391 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
18393 * function.c (thread_prologue_and_epilogue_insns): Commit the
18394 insertion of the epilogue.
18396 2016-05-20 Martin Jambor <mjambor@suse.cz>
18398 PR tree-optimization/70884
18399 * tree-sra.c (initialize_constant_pool_replacements): Do not check
18400 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
18401 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
18402 of constant pool data as a reason for scalarization.
18404 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
18406 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
18407 for naked functions.
18408 (thumb1_expand_prologue): Likewise.
18410 2016-05-20 Nathan Sidwell <nathan@acm.org>
18412 * config/nvptx/nptx.c (nvptx_option_override): Only set
18413 flag_toplevel_reorder, if not explicitly specified. Set
18414 flag_no_common, unless explicitly specified.
18416 2016-05-20 David Malcolm <dmalcolm@redhat.com>
18418 * calls.c (can_implement_as_sibling_call_p): Mark param
18419 reg_parm_stack_space with ATTRIBUTE_UNUSED.
18421 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
18423 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
18424 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
18425 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
18427 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
18428 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
18429 and CASE_CONST_ANY.
18431 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
18433 * config/nvptx/nvptx.md (sincossf3): New pattern.
18435 2016-05-20 David Malcolm <dmalcolm@redhat.com>
18437 * calls.c (maybe_complain_about_tail_call): New function.
18438 (initialize_argument_information): Call
18439 maybe_complain_about_tail_call when clearing *may_tailcall.
18440 (can_implement_as_sibling_call_p): Call
18441 maybe_complain_about_tail_call when returning false.
18442 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
18443 ensure try_tail_call is set. Call maybe_complain_about_tail_call
18444 if tail-call optimization fails.
18445 * cfgexpand.c (expand_call_stmt): Initialize
18446 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
18447 * gimple-pretty-print.c (dump_gimple_call): Dump
18448 gimple_call_must_tail_p.
18449 * gimple.c (gimple_build_call_from_tree): Call
18450 gimple_call_set_must_tail with the value of
18451 CALL_EXPR_MUST_TAIL_CALL.
18452 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
18453 (gimple_call_set_must_tail): New function.
18454 (gimple_call_must_tail_p): New function.
18455 * print-tree.c (print_node): Update printing of TREE_STATIC
18456 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
18457 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
18458 trailing comment listing applicable flags.
18459 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
18461 2016-05-20 David Malcolm <dmalcolm@redhat.com>
18463 * calls.c (expand_call): Move "Rest of purposes for tail call
18464 optimizations to fail" to...
18465 (can_implement_as_sibling_call_p): ...this new function, and
18466 split into multiple "if" statements.
18468 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
18470 * cfgloop.h (expected_loop_iterations_unbounded,
18471 expected_loop_iterations): Unconstify.
18472 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
18473 profile with known upper bound; return 3 when profile is absent.
18474 (expected_loop_iterations): Update.
18476 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
18478 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
18479 and get_max_loop_iterations_int.
18481 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
18483 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
18484 realistic upper bounds here.
18486 2016-05-20 Jakub Jelinek <jakub@redhat.com>
18489 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
18490 calls if the LHS is variable length or has addressable type.
18491 If targets[0]->decl is a noreturn call with void return type and
18492 zero arguments, adjust fntype and remove lhs in that case.
18494 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
18496 PR tree-optimization/71079
18497 PR tree-optimization/71206
18498 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
18500 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18502 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
18503 (get_vec_alignment_for_array_decl): Likewise.
18504 (get_vec_alignment_for_record_decl): Likewise.
18505 (increase_alignment::execute): Move code to find alignment to
18506 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
18507 (type_align_map): New hash_map.
18509 2016-05-20 Richard Guenther <rguenther@suse.de>
18511 PR tree-optimization/29756
18512 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
18513 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
18514 * fold-const.c (operand_equal_p): Likewise.
18515 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
18516 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
18517 * tree-inline.c (estimate_operator_cost): Likewise.
18518 * tree-pretty-print.c (dump_generic_node): Likewise.
18519 * tree-ssa-operands.c (get_expr_operands): Likewise.
18520 * cfgexpand.c (expand_debug_expr): Likewise.
18521 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
18522 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
18523 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
18524 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
18525 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
18526 (execute_update_addresses_taken): Do it.
18528 2016-05-20 Richard Biener <rguenther@suse.de>
18530 PR tree-optimization/71185
18531 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
18532 register operations.
18534 2016-05-20 Richard Biener <rguenther@suse.de>
18536 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
18537 gimple_seq_add_seq_without_update.
18538 (release_bb_predicate): Assert we have no operands to free.
18539 (if_convertible_loop_p_1): Calculate post dominators later.
18540 Do not free BB predicates here.
18541 (combine_blocks): Do not recompute BB predicates.
18542 (version_loop_for_if_conversion): Save BB predicates around
18545 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18547 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
18548 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
18549 code. Ignore sibcalls on EDGE_IGNORE edges.
18550 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
18551 on edges for sibcalls that run without prologue. The rest of the
18552 function is combined from...
18553 (fix_fake_fallthrough_edge): ... this, and ...
18554 (try_shrink_wrapping): ... a part of this. Remove the bb_with
18555 function argument, make it a local variable.
18557 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
18559 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
18560 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
18561 for 32-bit mode and SEH for 64-bit.
18562 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
18563 TARGET_64BIT_DEFAULT.
18565 2016-05-19 Ryan Burn <contact@rnburn.com>
18567 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
18568 * gengtype.c (open_base_files): Add cilk.h to ifiles.
18570 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
18572 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
18573 force pending loads from memory.
18575 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
18577 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
18578 (UNSPEC_DARN_32): New unspec constant.
18579 (UNSPEC_DARN_RAW): New unspec constant.
18580 (darn_32): New instruction.
18581 (darn_raw): New instruction.
18582 (darn): New instruction.
18583 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
18584 support and documentation for this macro.
18585 (BU_P9_MISC_1): New macro definition.
18586 (BU_P9_64BIT_MISC_0): New macro definition.
18587 (BU_P9_MISC_0): New macro definition.
18588 (darn_32): New builtin definition.
18589 (darn_raw): New builtin definition.
18590 (darn): New builtin definition.
18591 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
18592 RS6000_BUILTIN_0 directives to surround each occurrence of
18593 #include "rs6000-builtin.def".
18594 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
18595 RS6000_BTM_64BIT flags to the returned mask, depending on
18597 (def_builtin): Correct an error in the assignments made to the
18598 debugging variable attr_string.
18599 (rs6000_expand_builtin): Add support for no-operand built-in
18601 (builtin_function_type): Remove fatal_error assertion that is no
18603 (rs6000_common_init_builtins): Add support for no-operand built-in
18605 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
18607 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
18609 (RS6000_BTM_64BIT): New macro definition.
18610 * doc/extend.texi: Document __builtin_darn (void),
18611 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
18614 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
18616 * tree-vect-loop.c (vect_analyze_loop_2): Use also
18617 max_loop_iterations_int.
18619 2016-05-19 Marek Polacek <polacek@redhat.com>
18621 PR tree-optimization/71031
18622 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
18623 condition and adjust the code a bit.
18625 2016-05-19 Martin Liska <mliska@suse.cz>
18627 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
18628 auto_vec instead of vec.
18630 2016-05-19 Martin Liska <mliska@suse.cz>
18632 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
18634 2016-05-19 Martin Liska <mliska@suse.cz>
18636 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
18638 2016-05-19 Martin Liska <mliska@suse.cz>
18640 * ipa-pure-const.c (set_function_state): Remove an existing
18642 (remove_node_data): Do not free it as it's released
18643 in set_function_state.
18645 2016-05-19 Martin Liska <mliska@suse.cz>
18647 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
18650 2016-05-19 Martin Liska <mliska@suse.cz>
18652 * omp-simd-clone.c (simd_clone_adjust): Release vector.
18654 2016-05-19 Martin Liska <mliska@suse.cz>
18656 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
18657 an auto_vec instead of re-creating it.
18659 2016-05-19 Martin Liska <mliska@suse.cz>
18661 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
18662 auto_vec instead of vec.
18664 2016-05-19 Martin Liska <mliska@suse.cz>
18666 * lto-section-in.c (lto_get_section_data): Call
18667 lto_check_version with additional argument.
18668 * lto-streamer.c (lto_check_version): Add new argument.
18669 * lto-streamer.h (lto_check_version): Likewise.
18671 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18673 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
18674 Don't add cost of inner memory when handling sign-extended loads.
18676 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
18678 PR rtl-optimization/71148
18679 * cse.c (cse_main): Free dominance info.
18680 (rest_of_handle_cse): Don't free dominance info.
18681 (rest_of_handle_cse2): Likewise.
18682 (rest_of_handle_cse_after_global_opts): Likewise.
18684 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18687 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
18688 NULL_TREE early if NEON is not available. Remove now redundant check
18689 in ARM_CHECK_BUILTIN_MODE.
18691 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
18694 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
18695 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
18696 * doc/cpp.texi: Document new macros.
18698 2016-05-19 Bin Cheng <bin.cheng@arm.com>
18700 PR tree-optimization/69848
18701 * tree-vect-loop.c (vectorizable_reduction): Don't factor
18702 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
18704 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18706 * function.c (thread_prologue_and_epilogue_insn): Move the
18707 "goto epilogue_done" one block later.
18709 2016-05-19 Richard Biener <rguenther@suse.de>
18711 PR tree-optimization/70729
18712 * passes.def: Move LIM pass before PRE. Remove no longer
18713 required copyprop and move first DCE out of the loop pipeline.
18715 2016-05-18 David Malcolm <dmalcolm@redhat.com>
18718 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
18719 (OBJS-libcommon-target): ...here.
18720 * opts-common.c: Include spellcheck.h.
18721 (cmdline_handle_error): Build a vec of valid options and use it
18722 to suggest provide hints for misspelled arguments.
18724 2016-05-18 Jakub Jelinek <jakub@redhat.com>
18727 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
18728 lhs if it has TREE_ADDRESSABLE type.
18730 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
18733 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
18734 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
18736 2016-05-18 Martin Jambor <mjambor@suse.cz>
18739 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
18740 input for NOP_EXPR pass-through functions.
18741 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
18742 aggregate global constant VAR_DECLs in constant jump functions.
18744 2016-05-18 Martin Jambor <mjambor@suse.cz>
18747 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
18748 from TREE_READONLY parameters.
18750 2016-05-18 Martin Jambor <mjambor@suse.cz>
18753 * cgraph.h (cgraph_indirect_call_info): New field
18754 guaranteed_unmodified.
18755 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
18756 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
18758 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
18759 pass the parameter value to ipa_find_agg_cst_for_param.
18760 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
18761 guaranteed_unmodified, store AA results there instead of bailing out
18763 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
18764 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
18765 (find_constructor_constant_at_offset): New function.
18766 (ipa_find_agg_cst_from_init): Likewise.
18767 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
18768 static initializers of contants, report back through a new paameter
18769 from_global_constant if that was the case.
18770 (try_make_edge_direct_simple_call): Also pass parameter value to
18771 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
18773 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
18774 (ipa_read_indirect_edge_info): Likewise.
18775 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
18776 (ipa_load_from_parm_agg): Likewise.
18778 2016-05-18 Jiong Wang <jiong.wang@arm.com>
18780 PR rtl-optimization/71150
18781 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
18784 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
18787 * config/rs6000/constraints.md (wE constraint): New constraint
18788 for a vector constant that can be loaded with XXSPLTIB.
18789 (wM constraint): New constraint for a vector constant of a 1's.
18790 (wS constraint): New constraint for a vector constant that can be
18791 loaded with XXSPLTIB and a vector sign extend instruction.
18792 * config/rs6000/predicates.md (xxspltib_constant_split): New
18793 predicates for wE/wS constraints.
18794 (xxspltib_constant_nosplit): Likewise.
18795 (easy_vector_constant): Add support for constants that can be
18796 loaded via XXSPLTIB.
18797 (all_ones_constant): New predicate for vector constant with all
18799 (splat_input_operand): Add support for ISA 3.0 word splat operations.
18800 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
18801 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
18802 instruction and possibly with a sign extension.
18803 (output_vec_const_move): Add support for XXSPLTIB. If we are
18804 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
18805 instead of XXLXOR/XXLORC.
18806 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
18808 (rs6000_legitimize_reload_address): Likewise.
18809 (rs6000_output_move_128bit): Use output_vec_const_move to emit
18811 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
18812 combine VSX_M and VSX_M2 into one iterator.
18813 (VSX_M2): Likewise.
18814 (VSINT_84): New iterators for loading constants with XXSPLTIB.
18815 (VSINT_842): Likewise.
18816 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
18817 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
18818 XXSPLTIB instruction.
18819 (xxspltib_<mode>_nosplit): Likewise.
18820 (xxspltib_<mode>_split): New insn to load up constants with
18821 XXSPLTIB and a sign extend instruction.
18822 (vsx_mov<mode>): Replace single move that handled all vector types
18823 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
18824 moves (when -mvsx-timode is in effect) into the main vector
18825 moves. Eliminate separate moves for <VSr> <VSa>, where the
18826 preferred register class (<VSr>) is listed first, and the
18827 secondary register class (<VSa>) is listed second with a '?' to
18828 discourage use. Prefer loading 0/-1 in any VSX register for ISA
18829 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
18830 that if the register was involved in a slow operation, the
18831 clear/set operation does not wait for the slow operation to
18832 finish. Adjust the length attributes for 32-bit mode. Use
18833 rs6000_output_move_128bit and drop the use of the string
18834 instructions for 32-bit movti when -mvsx-timode is in effect. Use
18835 spacing so that the alternatives and attributes don't generate
18836 long lines, and put things in columns, so that it is easier to
18837 match up the operands and attributes with the insn alternatives.
18838 (vsx_mov<mode>_64bit): Likewise.
18839 (vsx_mov<mode>_32bit): Likewise.
18840 (vsx_movti_64bit): Fold movti into normal vector moves.
18841 (vsx_movti_32bit): Likewise.
18842 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
18843 splat instructions.
18844 (vsx_splat_v4si_internal): Likewise.
18845 (vsx_splat_v4sf_internal): Likewise.
18846 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
18847 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
18848 extend vector elements.
18849 (vsx_sign_extend_hi_<mode>): Likewise.
18850 (vsx_sign_extend_si_v2di): Likewise.
18851 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
18853 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
18854 constraints. Add trailing period to wL documentation.
18856 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
18858 PR middle-end/71020
18859 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
18860 * tree-dfa.c (replace_abnormal_ssa_names): New function.
18861 * tree-call-cdce.c: Include tree-dfa.h.
18862 (can_guard_call_p): New function, extracted from...
18863 (can_use_internal_fn): ...here.
18864 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
18866 (shrink_wrap_one_built_in_call): Likewise.
18867 (use_internal_fn): Likewise.
18868 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
18869 and return void. Call replace_abnormal_ssa_names.
18870 (pass_call_cdce::execute): Check can_guard_call_p during the
18871 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
18872 will always change something.
18874 2016-05-18 Martin Jambor <mjambor@suse.cz>
18877 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
18878 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
18880 2016-05-18 Martin Jambor <mjambor@suse.cz>
18883 * ipa-inline.h (condition): New field size.
18884 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
18885 for comaprison and store it into the new condition.
18886 (evaluate_conditions_for_known_args): Use condition size to check
18887 access sizes for all but CHANGED conditions.
18888 (unmodified_parm_1): New parameter size_p, store access size into it.
18889 (unmodified_parm): Likewise.
18890 (unmodified_parm_or_parm_agg_item): Likewise.
18891 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
18892 (set_cond_stmt_execution_predicate): Extract access sizes and store
18893 them to conditions.
18894 (set_switch_stmt_execution_predicate): Likewise.
18895 (will_be_nonconstant_expr_predicate): Likewise.
18896 (will_be_nonconstant_predicate): Likewise.
18897 (inline_read_section): Stream condition size.
18898 (inline_write_summary): Likewise.
18900 2016-05-18 Richard Biener <rguenther@suse.de>
18902 * tree-ssa-loop-im.c (determine_max_movement): Properly add
18903 condition cost to PHI cost instead of total_cost.
18905 2016-05-18 Martin Liska <mliska@suse.cz>
18908 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
18911 2016-05-18 Richard Biener <rguenther@suse.de>
18913 * lto-streamer.h (LTO_major_version): Bump to 6.
18915 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18917 * function.c (make_split_prologue_seq, make_prologue_seq,
18918 make_epilogue_seq): New functions, factored out from...
18919 (thread_prologue_and_epilogue_insns): Here.
18921 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18923 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
18924 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
18925 of before. Add a comment.
18927 2016-05-18 Bin Cheng <bin.cheng@arm.com>
18929 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
18930 expression pointer, not pointer to the pointer.
18932 2016-05-18 Jakub Jelinek <jakub@redhat.com>
18934 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
18935 (avx2_pbroadcast<mode>): Add another alternative with v instead
18936 of x constraints in it, using <pbroadcast_evex_isa> isa.
18937 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
18939 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
18940 constraint x instead of v in second alternative, add avx512bw
18943 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
18944 constraint x instead of v in second alternative, add avx512bw
18947 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
18948 constraint x instead of v in second alternative, add avx512bw
18951 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
18952 avx512bw alternative.
18954 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
18956 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
18957 array to 128 chars.
18958 (define_insn "*andnottf3"): Ditto.
18959 (define_insn "*<code><mode>3"/any_logic): Ditto.
18960 (define_insn "*<code>tf3"/any_logic): Ditto.
18961 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
18962 operand to block AVX-512VL insn variant emit when it is not enabled.
18964 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
18966 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
18967 constraint fot SF mode.
18969 2016-05-18 Petr Murzin <petr.murzin@intel.com>
18970 Kirill Yukhin <kirill.yukhin@intel.com>
18972 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
18974 (define_insn "rsqrt14<mode>"): Ditto.
18975 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
18976 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
18977 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
18978 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
18979 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
18981 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
18982 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
18983 * config/i386/i386.c (ix86_print_operand): Expand check for size
18984 override codes for Intel syntax.
18986 2016-05-18 Richard Biener <rguenther@suse.de>
18988 PR tree-optimization/71168
18989 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
18990 initialization earlier.
18992 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
18994 * config/aarch64/aarch64-simd.md
18995 (aarch64_reduc_plus_internal<mode>): Rename to...
18996 (reduc_plus_scal): ...This, and remove previous implementation.
18998 2016-05-18 Richard Biener <rguenther@suse.de>
19000 * passes.def: Put late dse and cd_dce in canonical order.
19002 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
19004 * ipa-inline-transform.c (preserve_function_body_p): Look for
19005 first non-thunk clone.
19006 (save_function_body): Save into first non-thunk.
19007 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
19009 (lto_output_node): Inline thunks don't need body in every
19011 * lto-streamer-in.c: Do not fixup thunk clones.
19012 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
19014 * tree-inline.c (copy_bb): Be prepared for target node to be new after
19017 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
19019 PR middle-end/63586
19020 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
19021 (reassociate_bb): Call transform_add_to_multiply.
19023 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
19025 * config/aarch64/aarch64.c (all_extensions): Removed unused
19028 2016-05-17 Nathan Sidwell <nathan@acm.org>
19030 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
19031 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
19033 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
19035 PR tree-optimization/54579
19036 PR middle-end/55299
19037 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
19039 2016-05-17 Marek Polacek <polacek@redhat.com>
19042 * tree-inline.c (expand_call_inline): Call
19043 maybe_remove_unused_call_args.
19045 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
19047 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
19048 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
19049 * doc/md.texi (fmin@var{m}3): Likewise.
19051 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
19053 * match.pd (X & C): New transformation.
19055 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
19057 * match.pd (~X & Y): New transformation.
19059 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
19061 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
19062 information for new SSA_NAME.
19063 (simplify_conversion_using_ranges): Get range through get_range_info
19064 instead of get_value_range.
19066 2016-05-17 Jiong Wang <jiong.wang@arm.com>
19068 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
19069 Remove inline assembly.
19070 (vmvn_s16): Likewise.
19071 (vmvn_s32): Likewise.
19072 (vmvn_u8): Likewise.
19073 (vmvn_u16): Likewise.
19074 (vmvn_u32): Likewise.
19075 (vmvnq_s8): Likewise.
19076 (vmvnq_s16): Likewise.
19077 (vmvnq_s32): Likewise.
19078 (vmvnq_u8): Likewise.
19079 (vmvnq_u16): Likewise.
19080 (vmvnq_u32): Likewise.
19081 (vmvn_p8): Likewise.
19082 (vmvnq_p16): Likewise.
19084 2016-05-17 Jiong Wang <jiong.wang@arm.com>
19086 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
19088 (vmul_n_s16): Likewise.
19089 (vmul_n_s32): Likewise.
19090 (vmul_n_u16): Likewise.
19091 (vmul_n_u32): Likewise.
19092 (vmulq_n_f32): Likewise.
19093 (vmulq_n_f64): Likewise.
19094 (vmulq_n_s16): Likewise.
19095 (vmulq_n_s32): Likewise.
19096 (vmulq_n_u16): Likewise.
19097 (vmulq_n_u32): Likewise.
19099 2016-05-17 Jiong Wang <jiong.wang@arm.com>
19101 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
19102 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
19104 2016-05-17 Jiong Wang <jiong.wang@arm.com>
19106 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
19107 to *aarch64_fma4_elt_from_dup<mode>.
19108 (*aarch64_fnma4_elt_to_128df): Rename to
19109 *aarch64_fnma4_elt_from_dup<mode>.
19110 * config/aarch64/arm_neon.h (vfma_n_f64): New.
19111 (vfms_n_f32): Likewise.
19112 (vfms_n_f64): Likewise.
19113 (vfmsq_n_f32): Likewise.
19114 (vfmsq_n_f64): Likewise.
19116 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
19118 * wide-int.h: Change fixed_wide_int_storage from class to struct.
19120 2016-05-17 Richard Biener <rguenther@suse.de>
19122 PR tree-optimization/71132
19123 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
19124 Only add control dependences for blocks in the loop.
19125 (build_rdg): Adjust.
19126 (generate_code_for_partition): Return whether loop should
19127 be destroyed and delay that.
19128 (distribute_loop): Likewise.
19129 (pass_loop_distribution::execute): Record loops to be destroyed
19130 and perform delayed destroying of loops.
19132 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19135 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
19137 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
19139 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
19141 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
19144 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
19145 insertion point for instructions generated by validize_mem.
19147 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
19149 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
19152 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
19154 * config/aarch64/aarch64.c
19155 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
19156 rather than a macro.
19158 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
19160 * doc/invoke.texi (AArch64 Options): Various updates.
19162 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19164 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
19165 into instrumentation thunks.
19166 * cif-code.def (CIF_CHKP): New.
19168 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
19170 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
19172 2016-05-16 Martin Jambor <mjambor@suse.cz>
19174 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
19175 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
19177 2016-05-16 Marek Polacek <polacek@redhat.com>
19179 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
19182 2016-05-16 Martin Jambor <mjambor@suse.cz>
19185 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
19186 the outlined kernel function.
19188 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
19190 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
19191 (ISA_HAS_DLSA): Ditto.
19193 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
19195 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
19197 2016-05-16 Nathan Sidwell <nathan@acm.org>
19199 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
19200 (nvptx_name_replacement): Restore. Add comment.
19201 (write_fn_proto, write_fn_proto_from_insn,
19202 nvptx_output_call_insn): Restore
19203 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
19205 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
19207 * config/aarch64/aarch64.md
19208 (add<mode>3_compareC_cconly_imm): Remove use of %w.
19209 (add<mode>3_compareC_imm): Likewise.
19210 (<optab>si3_uxtw): Split into register and immediate variants.
19211 (andsi3_compare0_uxtw): Likewise.
19212 (and<mode>3_compare0): Likewise.
19213 (and<mode>3nr_compare0): Likewise.
19214 (stack_protect_test_<mode>): Don't use %x for memory operands.
19216 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
19218 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
19220 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
19222 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
19223 Split integer shifts into shift_reg and bfm.
19224 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
19225 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
19226 (ror<mode>3_insn): Likewise.
19227 (<optab>si3_insn_uxtw): Likewise.
19228 (<optab><mode>3_insn): Change to rotate_imm.
19229 (extr<mode>5_insn_alt): Likewise.
19230 (extrsi5_insn_uxtw): Likewise.
19231 (extrsi5_insn_uxtw_alt): Likewise.
19233 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
19235 * doc/tm.texi: Regenerate.
19236 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
19237 (TARGET_INVALID_RETURN_TYPE): Remove.
19238 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
19239 TARGET_INVALID_RETURN_TYPE.
19240 * target.def (invalid_parameter_type): Remove.
19241 (invalid_return_type): Remove.
19243 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19245 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
19246 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
19248 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
19250 (preserve_function_body_p): No need to preserve function body
19251 * cif-codes.def (CIF_THUNK): Remove.
19252 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
19254 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19256 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
19258 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19260 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
19263 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19265 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
19266 (inline_small_functions): Do not look for function symbol when
19269 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19271 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
19274 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
19275 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19276 Jiong Wang <jiong.wang@arm.com>
19278 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
19279 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
19280 Define __ARM_FP16_ARGS when appropriate.
19281 * config/arm/arm.c (arm_invalid_parameter_type): Remove
19283 (arm_invalid_return_type): Likewise.
19284 (TARGET_INVALID_PARAMETER_TYPE): Remove.
19285 (TARGET_INVALID_RETURN_TYPE): Remove.
19286 (aapcs_vfp_sub_candidate): Allow HFmode.
19287 (aapcs_vfp_allocate): Add comment. Support HFmode.
19288 (aapcs_vfp_allocate_return_reg): Likewise.
19289 (struct aapcs_cp_arg_layout): Slightly reword comments for
19290 is_return_candidate and allocate_return_reg.
19291 (output_mov_vfp): Update assert.
19292 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
19294 (arm_invalid_parameter_type): Remove.
19295 (amr_invalid_return_type): Remove.
19296 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
19297 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
19298 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
19300 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
19302 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
19303 * config/aarch64/arch64-protos.h
19304 (aarch64_legitimize_reload_address): Remove.
19305 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
19308 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
19310 * configure.ac: Add ACX_NONCANONICAL_HOST.
19311 * configure: Regenerate.
19312 * Makefile.in: Set host_noncanonical.
19314 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
19317 * config/i386/i386.md (*movtf_internal): Before register allocation,
19318 do not allow FP constants for CM_MEDIUM memory model, allow only
19319 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
19320 (*movxf_internal): Ditto.
19321 (*movdf_internal): Ditto.
19322 (*movsf_internal): Ditto.
19324 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
19326 PR rtl-optimization/67483
19327 * combine.c (make_compound_operation): Don't call extract_left_shift
19328 with negative shift amounts.
19330 2016-05-13 Jakub Jelinek <jakub@redhat.com>
19333 * fold-const.c (fold_checksum_tree): Allow modification
19334 of TYPE_ALIAS_SET during folding.
19336 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
19337 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
19338 (ix86_split_to_parts): Likewise. Fix up formatting.
19340 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
19342 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
19343 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
19346 2016-05-13 Nathan Sidwell <nathan@acm.org>
19348 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
19349 (nvptx_name_replacement): Delete.
19350 (write_fn_proto, write_fn_proto_from_insn,
19351 nvptx_output_call_insn): Remove nvptx_name_replacement call.
19352 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
19353 * langhooks.c (add_builtin_funcction_common): Call
19354 targetm.mangle_decl_assembler_name.
19356 * config/nvptx/nvptx.c (write_fn_proto): Handle
19357 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
19359 2016-05-13 Martin Liska <mliska@suse.cz>
19361 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
19362 and PRIu64 in printf format.
19364 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19366 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
19369 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19371 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
19372 Change --param max-completely-peeled-times to
19373 --param max-completely-peel-times in dump file printing.
19375 2016-05-13 Richard Biener <rguenther@suse.de>
19377 PR tree-optimization/42587
19378 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
19379 (find_bswap_or_nop_1): Likewise.
19380 (bswap_replace): Likewise.
19382 2016-05-13 Martin Liska <mliska@suse.cz>
19384 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
19385 Initialize a variable with default value.
19387 2016-05-13 Martin Liska <mliska@suse.cz>
19389 * doc/invoke.texi: Enhance explanation of error recovery
19392 2016-05-13 Martin Liska <mliska@suse.cz>
19394 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
19395 (struct cost_pair): Change inv_expr_id (int) to inv_expr
19396 (iv_inv_expr_ent *).
19397 (struct iv_inv_expr_ent): Comment struct fields.
19398 (sort_iv_inv_expr_ent): New function.
19399 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
19400 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
19401 a hash_map between iv_inv_expr_ent and number of usages.
19402 (niter_for_exit): Fix coding style.
19403 (tree_ssa_iv_optimize_init): Use renamed variable.
19404 (determine_base_object): Fix coding style.
19405 (alloc_iv): Likewise.
19406 (find_interesting_uses_outside): Likewise.
19407 (add_candidate_1): Likewise.
19408 (add_standard_iv_candidates): Likewise.
19409 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
19410 (prepare_decl_rtl): Fix coding style.
19411 (get_address_cost): Likewise.
19412 (get_shiftadd_cost): Likewise.
19413 (force_expr_to_var_cost): Likewise.
19414 (compare_aff_trees): Likewise.
19415 (get_expr_id): Restructure the function.
19416 (get_loop_invariant_expr_id): Renamed to
19417 get_loop_invariant_expr.
19418 (get_computation_cost_at): Replace usage of inv_expr_id with
19420 (get_computation_cost): Likewise.
19421 (determine_group_iv_cost_generic): Likewise.
19422 (determine_group_iv_cost_address): Likewise.
19423 (iv_period): Fix coding style.
19424 (iv_elimination_compare_lt): Likewise.
19425 (may_eliminate_iv): Likewise.
19426 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
19428 (determine_group_iv_costs): Dump invariant expressions.
19429 (iv_ca_recount_cost): Use the newly added hash_map.
19430 (iv_ca_set_remove_invariants): Fix coding style.
19431 (iv_ca_set_add_invariants): Fix coding style.
19432 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
19434 (iv_ca_set_cp): Likewise.
19435 (iv_ca_new): Initialize the newly added hash_map and remove
19436 initialization of fields.
19437 (iv_ca_free): Delete the hash_map.
19438 (iv_ca_dump): Dump invariant expressions.
19439 (iv_ca_extend): Fix coding style.
19440 (try_add_cand_for): Likewise.
19441 (create_new_ivs): Dump information about # of avg iterations and
19442 # of used invariant expressions.
19443 (rewrite_use_compare): Fix coding style.
19444 (free_loop_data): Set default value for max_inv_expr_id.
19446 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
19448 * cse.c (rest_of_handle_cse): Use cleanup_cfg
19449 returned value cse_cfg_altered computation.
19450 (rest_of_handle_cse2): Likewise.
19451 (rest_of_handle_cse_after_global_opts): Likewise.
19453 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19456 * config/arm/arm.c (arm32_output_mi_thunk): New.
19457 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
19458 to split Thumb1 vs TARGET_32BIT functionality.
19459 (arm_thumb1_mi_thunk): New.
19461 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19463 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
19466 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19469 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
19471 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
19473 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
19474 (expand_builtin_trap): Emit a regular call.
19475 (set_builtin_user_assembler_name): Remove obsolete cases.
19476 * dse.c (scan_insn): Adjust.
19477 * except.c: Include calls.h.
19478 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
19479 emit a regular call to setjmp.
19480 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
19481 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
19482 (emit_block_move_via_libcall): Delete.
19483 (block_move_fn): Delete.
19484 (init_block_move_fn): Likewise.
19485 (emit_block_move_libcall_fn): Likewise.
19486 (emit_block_op_via_libcall): New function.
19487 (set_storage_via_libcall): Tidy up and use memset builtin.
19488 (block_clear_fn): Delete.
19489 (init_block_clear_fn): Likewise.
19490 (clear_storage_libcall_fn): Likewise.
19491 (expand_assignment): Call emit_block_move_via_libcall.
19492 Do not include gt-expr.h.
19493 * expr.h (emit_block_op_via_libcall): Declare.
19494 (emit_block_copy_via_libcall): New inline function.
19495 (emit_block_move_via_libcall): Likewise.
19496 (emit_block_comp_via_libcall): Likewise.
19497 (block_clear_fn): Delete.
19498 (init_block_move_fn): Likewise.
19499 (init_block_clear_fn): Likewise.
19500 (emit_block_move_via_libcall): Likewise.
19501 (set_storage_via_libcall): Add default parameter value.
19502 * libfuncs.h (enum libfunc_index): Remove obsolete values.
19503 (abort_libfunc): Delete.
19504 (memcpy_libfunc): Likewise.
19505 (memmove_libfunc): Likewise.
19506 (memcmp_libfunc): Likewise.
19507 (memset_libfunc): Likewise.
19508 (setbits_libfunc): Likewise.
19509 (setjmp_libfunc): Likewise.
19510 (longjmp_libfunc): Likewise.
19511 (profile_function_entry_libfunc): Likewise.
19512 (profile_function_exit_libfunc): Likewise.
19513 (gcov_flush_libfunc): Likewise.
19514 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
19515 and DECL_VISIBILITY on the declaration.
19516 (init_optabs): Do not initialize obsolete libfuncs.
19517 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
19518 * tree-core.h (ECF_RET1): Define.
19519 (ECF_TM_PURE): Adjust.
19520 (ECF_TM_BUILTIN): Likewise.
19521 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
19522 (build_common_builtin_nodes): Initialize abort builtin.
19523 Add ECF_RET1 on memcpy, memmove and memset builtins.
19524 Pass final flags for alloca and alloca_with_align builtins.
19525 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
19527 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
19528 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
19529 set_storage_via_libcall and call emit_block_copy_via_libcall.
19531 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
19533 * config/i386/i386.md (*call_got_x32): Change operand 0 to
19534 DImode before it is passed to ix86_output_call_operand.
19535 (*call_value_got_x32): Ditto for operand 1.
19537 2016-05-12 Jiong Wang <jiong.wang@arm.com>
19539 PR rtl-optimization/70904
19540 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
19541 reload for wide mode.
19543 2016-05-12 Marek Polacek <polacek@redhat.com>
19546 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
19547 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
19548 * langhooks.h (incomplete_type_error): Likewise.
19549 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
19550 parameter, pass it down to incomplete_type_error.
19551 * tree.h (size_in_bytes): New inline overload.
19552 (size_in_bytes_loc): Renamed from size_in_bytes.
19554 2016-05-12 Richard Biener <rguenther@suse.de>
19556 PR tree-optimization/71059
19557 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
19558 nary before looking up or entering the expression into the VN
19560 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
19561 Make sure to re-use NARYs without result as inserted by
19564 2016-05-12 Richard Biener <rguenther@suse.de>
19566 PR tree-optimization/71062
19567 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
19569 * tree-ssa-structalias.c (set_uids_in_ptset): Set
19570 vars_contains_restrict if the var is a restrict tag.
19571 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
19572 do not disambiguate pointers against it.
19573 (dump_points_to_solution): Re-structure and adjust for new
19574 vars_contains_restrict flag.
19575 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
19577 2016-05-12 Martin Liska <mliska@suse.cz>
19579 * doc/invoke.texi: Explain connection between
19580 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
19582 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
19584 PR tree-optimization/71006
19585 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
19586 consider COND_EXPR as a mask producer.
19588 2016-05-12 Marek Polacek <polacek@redhat.com>
19591 * opts.c (common_handle_option): Detect missing argument for --help^.
19593 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19596 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
19597 when popping the PC and within an interrupt handler routine.
19598 Add missing tab to output of "ldmfd".
19599 (output_return_instruction): Output LDMFD with SP update rather
19600 than POP when returning from interrupt handler.
19602 2016-05-12 Jakub Jelinek <jakub@redhat.com>
19604 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
19605 TARGET_64BIT && TARGET_AVX512DQ.
19606 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
19607 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
19608 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
19609 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
19610 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
19611 (*vec_extractv4si_zext): Add avx512dq alternative.
19612 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
19613 use v instead of x constraint in other alternatives where possible.
19615 * config/i386/sse.md (sse2_loadld): Use v instead of x
19616 constraint in alternatives 0,1,4.
19618 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
19619 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
19620 v constraints instead of x and <pinsr_evex_isa> isa attribute.
19623 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
19624 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
19625 is not emitted unless TARGET_AVX512BW.
19626 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
19627 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
19628 for the result operand.
19630 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
19631 constraint instead of x in avx alternatives. Use maybe_evex instead
19634 * config/i386/constraints.md (Yv): New constraint.
19635 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
19636 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
19637 * config/i386/i386.md (avx512fvecmode): New mode attr.
19638 (*pushtf): Use v constraint instead of x.
19639 (*movtf_internal): Likewise. For TARGET_AVX512VL and
19640 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
19641 (*absneg<mode>2): Use Yv constraint instead of x constraint.
19642 (*absnegtf2_sse): Likewise.
19643 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
19644 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
19645 avx512f alternatives.
19646 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
19648 2016-05-12 Richard Biener <rguenther@suse.de>
19650 PR tree-optimization/71060
19651 * tree-data-ref.c (initialize_data_dependence_relation): Do not
19652 require exact match of DR_BASE_OBJECT but only matching address and
19655 2016-05-12 Richard Biener <rguenther@suse.de>
19657 PR tree-optimization/70986
19658 * cfganal.c: Include cfgloop.h.
19659 (dfs_find_deadend): Prefer to take edges exiting loops.
19661 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19663 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
19664 compile and run time.
19666 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
19669 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
19671 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
19673 * config/i386/i386.c (legitimize_pic_address): Use
19674 copy_to_suggested_reg instead of gen_movsi.
19676 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19678 * config/rs6000/predicates.md (quad_memory_operand): Move most of
19679 the code into quad_address_p and call it to share code with
19680 vsx_quad_dform_memory_operand.
19681 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
19683 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
19684 bit instead of being a separate word. Split -mpower9-dform into
19685 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
19686 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
19687 for the register class supporting 128-bit quad word memory offsets.
19688 (mode_supports_vsx_dform_quad): Helper function to return if the
19689 register class uses quad word memory offsets.
19690 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
19691 (rs6000_debug_reg_global): Always print if we are using LRA or not.
19692 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
19693 instructions are enabled, set up the appropriate addr_masks for
19695 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
19696 -mpower9-dform-scalar, instead of -mpower9-dform.
19697 (rs6000_option_override_internal): Split -mpower9-dform into two
19698 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
19699 -mpower9-dform switch sets or clears both. If we are not using
19700 the LRA register allocator, do not enable -mpower9-dform-vector by
19701 default. If we are using LRA, enable -mpower9-dform-vector and
19702 -mvsx-timode if it is appropriate. Issue a warning if either
19703 -mpower9-dform-vector or -mvsx-timode are explicitly used without
19705 (quad_address_offset_p): New helper function to return if the
19706 offset is legal for quad word memory instructions.
19707 (quad_address_p): New function to determin if GPR or vector
19708 register quad word memory addresses are legal.
19709 (mem_operand_gpr): Validate quad word address offsets.
19710 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
19711 d-form (register + offset) instructions.
19712 (offsettable_ok_by_alignment): Likewise.
19713 (rs6000_legitimate_offset_address_p): Likewise.
19714 (legitimate_lo_sum_address_p): Likewise.
19715 (rs6000_legitimize_address): Likewise.
19716 (rs6000_legitimize_reload_address): Add more debug statements for
19718 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
19719 d-form instructions.
19720 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
19721 d-form instructions. Distinguish different cases in debug
19722 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
19723 d-form instructions.
19724 (rs6000_preferred_reload_class): Likewise.
19725 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
19726 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
19727 of the ISA 2.06 indexed memory instructions.
19728 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
19729 use them to save/restore the saved vector registers instead of
19730 using Altivec instructions.
19731 (rs6000_emit_epilogue): Likewise.
19732 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
19733 (rs6000_opt_masks): Split -mpower9-dform into
19734 -mpower9-dform-scalar and -mpower9-dform-vector.
19735 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
19737 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
19738 ISA 3.0 vector indexed memory instructions, and fold the code into
19739 the normal mov<mode> patterns.
19740 (p9_vecstore_<mode>): Likewise.
19741 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
19743 (vsx_movti_64bit): Likewise.
19744 (vsx_movti_32bit): Likewise.
19745 * config/rs6000/constraints.md (wO constraint): New constraint for
19746 ISA 3.0 vector d-form support.
19747 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
19748 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
19749 include -mpower9-dform-vector until we switch over to LRA.
19750 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
19751 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
19752 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
19753 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
19754 for -mpower9-dform and -mlra.
19755 * doc/md.texi (wO constraint): Document wO constraint.
19757 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
19759 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
19760 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
19761 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
19762 Move handling of non-insn arguments inline into the sole user:
19763 (output_trans_func): ...here.
19764 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
19765 in emitted function prototype.
19766 (output_internal_insn_latency_func): Ditto. Simplify.
19767 (output_internal_maximal_insn_latency_func): Ditto. Delete
19768 always-unused argument.
19769 (output_insn_latency_func): Ditto.
19770 (output_maximal_insn_latency_func): Ditto.
19772 2016-05-11 Richard Biener <rguenther@suse.de>
19774 PR tree-optimization/71055
19775 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
19776 sth with precision not equal to access size verify we don't chop
19779 2016-05-11 Richard Biener <rguenther@suse.de>
19782 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
19783 (dwarf2out_finish): Move retry_incomplete_types call ...
19784 (dwarf2out_early_finish): ... here.
19786 2016-05-11 Richard Biener <rguenther@suse.de>
19788 PR middle-end/71002
19789 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
19790 if the langhook insists on it.
19791 * fold-const.c (make_bit_field_ref): Add arg for the original
19792 reference and preserve its alias-set.
19793 (decode_field_reference): Take exp by reference and adjust it
19794 to the original memory reference.
19795 (optimize_bit_field_compare): Adjust callers.
19796 (fold_truth_andor_1): Likewise.
19797 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
19799 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
19801 PR middle-end/70807
19802 * cfgrtl.h (delete_insn_and_edges): Now return bool.
19803 * cfgrtl.c (delete_insn_and_edges): Likewise.
19804 * config/i386/i386.c (convert_scalars_to_vector): Remove
19806 * cse.c (cse_insn): Compute cse_cfg_altered.
19807 (delete_trivially_dead_insns): Likewise.
19808 (cse_cc_succs): Likewise.
19809 (rest_of_handle_cse): Free dominance info if required.
19810 (rest_of_handle_cse2): Likewise.
19811 (rest_of_handle_cse_after_global_opts): Likewise.
19813 2016-05-11 Alan Modra <amodra@gmail.com>
19815 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
19816 abi_v4_pass_in_fpr): New functions.
19817 (rs6000_function_arg_boundary): Exclude complex IBM long double
19818 from 64-bit alignment when ABI_V4.
19819 (rs6000_function_arg, rs6000_function_arg_advance_1,
19820 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
19822 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
19824 PR rtl-optimization/71028
19825 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
19826 jump with just a return in the fallthrough block if the branch
19827 block contains just a return as well.
19829 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
19831 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
19832 * match.pd ((X & Y) ^ Y): ... this.
19833 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
19834 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
19836 2016-05-10 David Malcolm <dmalcolm@redhat.com>
19838 * read-md.c (require_char_ws): New function.
19839 (read_string): Simplify using require_char_ws.
19840 (handle_constants): Likewise.
19841 (handle_enum): Likewise.
19842 (handle_file): Likewise.
19843 * read-md.h (require_char_ws): New declaration.
19844 * read-rtl.c (read_conditions): Simplify using require_char_ws.
19845 (read_mapping): Likewise.
19846 (read_rtx_code): Likewise.
19847 (read_nested_rtx): Likewise.
19849 2016-05-10 James Norris <jnorris@codesourcery.com>
19851 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
19852 if offloading is enabled and -fopenacc or -fopenmp is specified.
19853 (CRTOFFLOADEND): Likewise.
19854 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
19855 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
19857 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
19859 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
19860 gotoff_operand code paths. Use copy_to_suggested_regs and
19861 expand_simple_binop where appropriate. Cleanup.
19863 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19866 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
19868 (dimode_scalar_chain::vector_const_cost): New.
19869 (dimode_scalar_chain::compute_convert_gain): Handle constants.
19870 (dimode_scalar_chain::convert_op): Likewise.
19871 (dimode_scalar_chain::convert_insn): Likewise.
19873 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
19875 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
19876 unary operation, not a binary one.
19878 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19880 PR middle-end/70877
19881 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
19882 calls with type casted fndecl.
19884 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19886 PR tree-optimization/70786
19887 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
19888 * calls.c (initialize_argument_information): Bind bounds
19889 with corresponding args passed by reference.
19891 2016-05-10 Jakub Jelinek <jakub@redhat.com>
19894 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
19895 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
19896 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
19899 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19902 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
19903 code for a zero scale factor.
19904 (vsx_xvcvdpuxds_scale): Likewise.
19906 2016-05-10 David Malcolm <dmalcolm@redhat.com>
19908 * diagnostic-show-locus.c (layout::layout): Call show_ruler
19909 if show_ruler_p was set on the context.
19910 (layout::show_ruler): New method.
19911 * diagnostic.h (struct diagnostic_context): Add field
19914 2016-05-10 Richard Biener <rguenther@suse.de>
19916 PR tree-optimization/71039
19917 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
19918 (chk_uses): New function.
19919 (propagate_with_phi): Verify we can safely replicate the lhs of an
19920 aggregate assignment on all incoming edges.
19922 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
19924 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
19926 (rx_atomic_sequence): New class.
19927 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
19928 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
19930 (rx_atomic_sequence::rx_atomic_sequence,
19931 rx_atomic_sequence::~rx_atomic_sequence): New functions.
19932 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
19933 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
19934 CTRLREG_INTB): New constants.
19935 (FETCHOP): New code iterator.
19936 (fethcop_name, fetchop_name2): New iterator code attributes.
19937 (QIHI): New mode iterator.
19938 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
19939 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
19940 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
19942 2016-05-10 Martin Liska <mliska@suse.cz>
19944 * tree-inline.c (remap_dependence_clique): Do not remap
19945 debugging statements.
19947 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19949 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
19950 ("*fixuns_truncdfdi2_z13")
19951 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
19952 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
19953 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
19955 2016-05-10 Richard Biener <rguenther@suse.de>
19957 PR tree-optimization/70497
19958 PR tree-optimization/28367
19959 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
19961 (visit_reference_op_load): ... here.
19962 (vn_reference_lookup_3): Use it to handle subreg-like accesses
19963 with simplified BIT_FIELD_REFs.
19964 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
19965 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
19968 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
19970 * dwarf2out.c (add_abstract_origin_attribute): Adjust
19971 documentation comment. For BLOCK nodes, add a
19972 DW_AT_abstract_origin attribute that points to the DIE generated
19973 for the origin BLOCK.
19974 (gen_lexical_block_die): Call add_abstract_origin_attribute for
19975 blocks from inlined functions.
19977 2016-05-10 Alan Modra <amodra@gmail.com>
19980 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
19981 regrename modifying insns saving lr before __morestack call.
19982 * config/rs6000/rs6000.md (split_stack_return): Similarly for
19983 insns restoring lr after __morestack call.
19985 2016-05-09 Jakub Jelinek <jakub@redhat.com>
19987 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
19988 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
19990 * config/i386/sse.md (vec_interleave_high<mode>,
19991 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
19992 <avx512>_vpermt2var<mode>3_maskz): Likewise.
19994 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
19996 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
19997 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
19998 parallel reassociation for power8 and forward.
20000 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
20002 * config/i386/i386.md (absneg splitters with general regs): Use
20003 general_reg_operand predicate.
20004 (btsq peephole2): Use x86_64_immediate_operand to check if new
20005 value is suitable for immediate operand. Generate emitted insn
20006 using RTL expressions.
20007 (btcq peephole2): Ditto.
20008 (btrq peephole2): Ditto. Generate correct immediate operand
20011 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
20013 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
20016 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
20018 * tree-affine.c (wide_int_constant_multiple_p): Add missing
20019 pointer dereference.
20021 2016-05-09 Richard Biener <rguenther@suse.de>
20023 PR tree-optimization/70985
20024 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
20025 op0 isn't a gimple register.
20027 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
20029 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
20030 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
20031 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
20032 (i6400_fpu_mult): New cpu units.
20033 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
20034 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
20035 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
20036 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
20037 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
20038 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
20039 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
20040 (i6400_msa_long_float4, i6400_msa_long_float5)
20041 (i6400_msa_long_float8, i6400_msa_fdiv_df)
20042 (i6400_msa_fdiv_sf): New reservations.
20043 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
20044 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
20045 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
20046 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
20047 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
20048 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
20049 (msa_short_cmp, msa_short_float2, msa_short_logic3)
20050 (msa_short_store4, msa_long_load, msa_short_store)
20051 (msa_long_logic, msa_long_float2, msa_long_float4)
20052 (msa_long_float5, msa_long_float8, msa_long_mult)
20053 (msa_long_fdiv, msa_long_div): New reservations.
20055 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
20056 Sameera Deshpande <sameera.deshpande@imgtec.com>
20057 Matthew Fortune <matthew.fortune@imgtec.com>
20058 Graham Stott <graham.stott@imgtec.com>
20059 Chao-ying Fu <chao-ying.fu@imgtec.com>
20061 * config.gcc: Add MSA header file for mips*-*-* target.
20062 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
20063 (Ubv8i, Urv8): New constraints.
20064 * config/mips/mips-ftypes.def: Add function types for MSA
20066 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
20067 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
20068 * config/mips/mips-msa.md: New file.
20069 * config/mips/mips-protos.h
20070 (mips_split_128bit_const_insns): New prototype.
20071 (mips_msa_idiv_insns): Likewise.
20072 (mips_split_128bit_move): Likewise.
20073 (mips_split_128bit_move_p): Likewise.
20074 (mips_split_msa_copy_d): Likewise.
20075 (mips_split_msa_insert_d): Likewise.
20076 (mips_split_msa_fill_d): Likewise.
20077 (mips_expand_msa_branch): Likewise.
20078 (mips_const_vector_same_val_p): Likewise.
20079 (mips_const_vector_same_bytes_p): Likewise.
20080 (mips_const_vector_same_int_p): Likewise.
20081 (mips_const_vector_shuffle_set_p): Likewise.
20082 (mips_const_vector_bitimm_set_p): Likewise.
20083 (mips_const_vector_bitimm_clr_p): Likewise.
20084 (mips_msa_vec_parallel_const_half): Likewise.
20085 (mips_msa_output_division): Likewise.
20086 (mips_ldst_scaled_shift): Likewise.
20087 (mips_expand_vec_cond_expr): Likewise.
20088 * config/mips/mips.c (enum mips_builtin_type): Add
20089 MIPS_BUILTIN_MSA_TEST_BRANCH.
20090 (mips_gen_const_int_vector_shuffle): New prototype.
20091 (mips_const_vector_bitimm_set_p): New function.
20092 (mips_const_vector_bitimm_clr_p): Likewise.
20093 (mips_const_vector_same_val_p): Likewise.
20094 (mips_const_vector_same_bytes_p): Likewise.
20095 (mips_const_vector_same_int_p): Likewise.
20096 (mips_const_vector_shuffle_set_p): Likewise.
20097 (mips_symbol_insns): Forbid loading symbols via immediate for
20099 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
20101 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
20103 (mips_lx_address_p): Add support load indexed address for MSA.
20104 (mips_address_insns): Add calculation of instructions needed for
20105 stores and loads for MSA.
20106 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
20107 CONST_VECTOR for MSA and let it fall through.
20108 (mips_ldst_scaled_shift): New function.
20109 (mips_subword_at_byte): Likewise.
20110 (mips_msa_idiv_insns): Likewise.
20111 (mips_legitimize_move): Validate MSA moves.
20112 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
20113 calculation of costs for MSA division.
20114 (mips_split_move_p): Check if MSA moves need splitting.
20115 (mips_split_move): Split MSA moves if necessary.
20116 (mips_split_128bit_move_p): New function.
20117 (mips_split_128bit_move): Likewise.
20118 (mips_split_msa_copy_d): Likewise.
20119 (mips_split_msa_insert_d): Likewise.
20120 (mips_split_msa_fill_d): Likewise.
20121 (mips_output_move): Handle MSA moves.
20122 (mips_expand_msa_branch): New function.
20123 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
20124 Reinstate 'y' modifier.
20125 (mips_file_start): Add MSA .gnu_attribute.
20126 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
20128 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
20129 (mips_class_max_nregs): Add register size for MSA supported mode.
20130 (mips_cannot_change_mode_class): Allow conversion between MSA
20131 vector modes and TImode.
20132 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
20134 (mips_secondary_reload_class): Force MSA loads/stores via memory.
20135 (mips_preferred_simd_mode): Add preffered modes for MSA.
20136 (mips_vector_mode_supported_p): Add MSA supported modes.
20137 (mips_autovectorize_vector_sizes): New function.
20138 (mips_msa_output_division): Likewise.
20139 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
20140 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
20141 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
20142 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
20143 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
20144 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
20145 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
20146 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
20147 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
20148 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
20149 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
20150 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
20151 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
20152 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
20153 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
20154 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
20155 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
20156 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
20157 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
20158 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
20159 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
20160 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
20161 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
20162 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
20163 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
20164 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
20165 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
20166 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
20167 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
20168 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
20169 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
20170 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
20171 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
20172 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
20173 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
20174 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
20175 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
20176 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
20177 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
20178 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
20179 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
20180 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
20181 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
20182 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
20183 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
20184 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
20185 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
20186 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
20187 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
20188 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
20189 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
20190 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
20191 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
20192 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
20193 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
20194 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
20195 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
20196 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
20197 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
20198 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
20199 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
20200 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
20201 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
20202 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
20203 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
20204 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
20205 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
20206 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
20207 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
20208 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
20209 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
20210 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
20211 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
20212 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
20213 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
20214 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
20215 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
20216 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
20217 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
20218 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
20219 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
20220 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
20221 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
20222 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
20223 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
20224 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
20225 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
20226 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
20227 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
20228 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
20229 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
20230 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
20231 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
20232 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
20233 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
20234 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
20235 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
20236 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
20237 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
20238 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
20239 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
20240 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
20241 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
20242 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
20243 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
20244 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
20245 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
20246 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
20247 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
20248 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
20249 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
20250 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
20251 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
20252 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
20253 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
20254 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
20255 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
20256 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
20257 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
20258 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
20259 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
20260 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
20261 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
20262 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
20263 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
20264 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
20265 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
20266 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
20267 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
20268 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
20269 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
20270 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
20271 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
20272 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
20273 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
20274 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
20275 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
20276 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
20277 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
20278 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
20279 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
20280 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
20281 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
20282 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
20283 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
20284 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
20285 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
20286 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
20287 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
20288 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
20289 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
20291 (mips_get_builtin_decl_index): New array.
20292 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
20293 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
20294 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
20295 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
20296 (mips_init_builtins): Initialize mips_get_builtin_decl_index
20298 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
20300 (mips_expand_builtin_insn): Prepare operands for
20301 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
20302 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
20303 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
20304 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
20305 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
20306 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
20307 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
20308 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
20309 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
20310 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
20311 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
20312 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
20313 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
20314 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
20315 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
20316 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
20317 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
20318 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
20319 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
20320 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
20321 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
20322 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
20323 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
20324 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
20325 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
20326 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
20327 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
20328 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
20329 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
20330 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
20331 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
20332 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
20333 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
20334 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
20335 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
20336 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
20337 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
20338 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
20339 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
20340 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
20341 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
20342 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
20343 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
20344 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
20345 These are set implicitly and an error is reported if overridden.
20346 (mips_expand_builtin_msa_test_branch): New function.
20347 (mips_expand_msa_shuffle): Likewise.
20348 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
20349 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
20350 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
20351 (mips_expand_vec_unpack): Add support for MSA.
20352 (mips_expand_vector_init): Likewise.
20353 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
20354 instead of const0_rtx.
20355 (mips_msa_vec_parallel_const_half): New function.
20356 (mips_gen_const_int_vector): Likewise.
20357 (mips_gen_const_int_vector_shuffle): Likewise.
20358 (mips_expand_msa_cmp): Likewise.
20359 (mips_expand_vec_cond_expr): Likewise.
20360 * config/mips/mips.h
20361 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
20362 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
20364 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
20365 (ISA_HAS_MSA): New macro.
20366 (UNITS_PER_MSA_REG): Likewise.
20367 (BITS_PER_MSA_REG): Likewise.
20368 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
20369 (MSA_REG_FIRST): New macro.
20370 (MSA_REG_LAST): Likewise.
20371 (MSA_REG_NUM): Likewise.
20372 (MSA_REG_P): Likewise.
20373 (MSA_REG_RTX_P): Likewise.
20374 (MSA_SUPPORTED_MODE_P): Likewise.
20375 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
20376 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
20377 * config/mips/mips.md: Include mips-msa.md.
20378 (alu_type): Add simd_add.
20379 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
20380 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
20381 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
20382 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
20383 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
20384 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
20385 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
20386 simd_move, simd_load, simd_store. Choose "multi" for moves
20388 (qword_mode): New attribute.
20389 (insn_count): Add instruction count for quad moves.
20390 Increase the count for MIPS SIMD division.
20391 (UNITMODE): Add UNITMODEs for vector types.
20392 (addsub): New code iterator.
20393 * config/mips/mips.opt (mmsa): New option.
20394 * config/mips/msa.h: New file.
20395 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
20397 * config/mips/mti-linux.h: Likewise.
20398 * config/mips/predicates.md
20399 (const_msa_branch_operand): New constraint.
20400 (const_uimm3_operand): Likewise.
20401 (const_uimm4_operand): Likewise.
20402 (const_uimm5_operand): Likewise.
20403 (const_uimm8_operand): Likewise.
20404 (const_imm5_operand): Likewise.
20405 (aq10b_operand): Likewise.
20406 (aq10h_operand): Likewise.
20407 (aq10w_operand): Likewise.
20408 (aq10d_operand): Likewise.
20409 (const_m1_operand): Likewise.
20410 (reg_or_m1_operand): Likewise.
20411 (const_exp_2_operand): Likewise.
20412 (const_exp_4_operand): Likewise.
20413 (const_exp_8_operand): Likewise.
20414 (const_exp_16_operand): Likewise.
20415 (const_vector_same_val_operand): Likewise.
20416 (const_vector_same_simm5_operand): Likewise.
20417 (const_vector_same_uimm5_operand): Likewise.
20418 (const_vector_same_uimm6_operand): Likewise.
20419 (const_vector_same_uimm8_operand): Likewise.
20420 (par_const_vector_shf_set_operand): Likewise.
20421 (reg_or_vector_same_val_operand): Likewise.
20422 (reg_or_vector_same_simm5_operand): Likewise.
20423 (reg_or_vector_same_uimm6_operand): Likewise.
20424 * doc/extend.texi (MIPS SIMD Architecture Functions): New
20426 * doc/invoke.texi (-mmsa): Document new option.
20428 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20430 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
20431 * configure: Regenerate.
20432 * config.in: Regenerate.
20433 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
20434 on -fvtable-verify.
20435 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
20436 (ENDFILE_VTV_SPEC): Define.
20438 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
20440 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
20441 registers in all interrupt handlers if necessary.
20442 (rl78_option_override): Add warning.
20443 (MUST_SAVE_MDUC_REGISTERS): New macro.
20444 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
20445 * config/rl78/rl78.c (check_mduc_usage): New function.
20446 (mduc_regs): New structure to hold MDUC register data.
20447 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
20448 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
20449 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
20450 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
20451 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
20452 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
20454 2016-05-09 Bin Cheng <bin.cheng@arm.com>
20456 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
20457 (tree-ssa-loop-niter.h): Ditto.
20458 (idx_within_array_bound, ref_within_array_bound): New functions.
20459 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
20460 Factor out check on writable base object to ...
20461 (base_object_writable): ... here.
20463 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20465 * config/arm/arm.md (probe_stack): Add modes to set source
20468 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
20470 * regrename.c (base_reg_class_for_rename): New static function.
20471 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
20473 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
20475 * cgraph.c (thunk_adjust): Export.
20476 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
20477 * cgraphunit.c (thunk_adjust): Export.
20478 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
20480 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
20482 * tree-inline.c (expand_call_inline): Expand thunks inline.
20484 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
20487 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
20488 (*sse2_vd_cvtss2sd): Ditto.
20489 * config/i386/i386.md
20490 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
20491 Generate *sse2_vd_cvtsd2ss pattern.
20492 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
20493 Generate *sse2_vd_cvtss2sd pattern.
20495 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
20497 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
20498 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
20501 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
20503 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
20504 * config/sh/sh.c: Define and declare variables on first use throughout
20506 (current_function_interrupt): Change to bool type.
20507 (frame_insn): Rename to emit_frame_insn and update users.
20508 (push_regs): Use bool for 'interrupt_handler' argument.
20509 (save_schedule_s): Remove.
20510 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
20511 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
20512 targetm.asm_out.unaligned_op.di.
20513 (gen_far_branch): Remove redundant forward declaration.
20514 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
20515 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
20516 (sh_set_return_address, sh_function_ok_for_sibcall,
20517 scavenge_reg): Update comments.
20518 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
20519 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
20520 (sh_attr_renesas_p): Remove unnecessary parentheses.
20521 (branch_dest): Simplify.
20522 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
20523 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
20524 (CUMULATIVE_ARGS): Change macro to typedef.
20525 (current_function_interrupt): Change to bool type.
20526 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
20527 Surround with __cplusplus ifdef.
20528 (sh_compare_op0, sh_compare_op1): Remove.
20529 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
20531 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
20533 * config/arm/arm.md: (arch): Add neon.
20534 (arch_enabled): Return yes for arch neon when TARGET_NEON.
20535 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
20536 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
20537 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
20538 attributes for alt renumbering. Mark alt 3 as non-predicable.
20539 (thumb2_movdf_vfp): Likewise.
20541 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
20543 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
20544 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
20545 (*andqi_1): Add preferred_for_speed attribute to disparage
20546 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
20547 (*<code>qi_1): Ditto.
20548 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
20549 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
20550 (*ashlqi3_1): Ditto.
20551 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
20552 Add preferred_for_size attribute to disparage alternative 0 and
20553 preferred_for_speed attribute to disparage alternative 1 for
20554 TARGET_PARTIAL_REG_STALL targets.
20556 2016-05-07 Tom de Vries <tom@codesourcery.com>
20558 PR tree-optimization/70956
20559 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
20562 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
20564 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
20565 * config/sh/sh.c (sh_cbranch_distance): Implement it.
20566 * config/sh/sh.md (branch_zero): Remove define_attr.
20567 (define_delay): Disable delay slot if branch distance is one insn.
20569 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
20571 * config/i386/i386.md (LEAMODE): New mode attribute.
20572 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
20573 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
20574 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
20575 operand 2 predicate.
20576 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
20577 (*lea<mode>_general_3): Ditto.
20578 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
20580 2016-05-06 Jakub Jelinek <jakub@redhat.com>
20582 * genmddump.c (main): Convert argv from char ** to const char **.
20584 2016-05-06 David Malcolm <dmalcolm@redhat.com>
20586 * coretypes.h (OVERRIDE): New macro.
20587 (FINAL): New macro.
20589 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
20591 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
20592 allow coalescing if the types are compatible.
20594 2016-05-06 David Malcolm <dmalcolm@redhat.com>
20596 * pass_manager.h (pass_manager::register_pass_name): New method.
20597 (pass_manager::get_pass_by_name): New method.
20598 (pass_manager::create_pass_tab): New method.
20599 (pass_manager::m_name_to_pass_map): New field.
20600 * passes.c (name_to_pass_map): Delete global in favor of field
20601 "m_name_to_pass_map" of pass_manager.
20602 (register_pass_name): Rename from a function to...
20603 (pass_manager::register_pass_name): ...this method, updating
20604 for renaming of global "name_to_pass_map" to field
20605 "m_name_to_pass_map".
20606 (create_pass_tab): Rename from a function to...
20607 (pass_manager::create_pass_tab): ...this method, updating
20608 for renaming of global "name_to_pass_map" to field.
20609 (get_pass_by_name): Rename from a function to...
20610 (pass_manager::get_pass_by_name): ...this method.
20611 (enable_disable_pass): Convert use of get_pass_by_name to
20612 a method call, locating the pass_manager singleton.
20614 2016-05-06 David Malcolm <dmalcolm@redhat.com>
20616 * genattr-common.c (main): Convert argv from char ** to const char **.
20617 * genattr.c (main): Likewise.
20618 * genattrtab.c (main): Likewise.
20619 * genautomata.c (initiate_automaton_gen): Likewise.
20621 * gencodes.c (main): Likewise.
20622 * genconditions.c (main): Likewise.
20623 * genconfig.c (main): Likewise.
20624 * genconstants.c (main): Likewise.
20625 * genemit.c (main): Likewise.
20626 * genenums.c (main): Likewise.
20627 * genextract.c (main): Likewise.
20628 * genflags.c (main): Likewise.
20629 * genmddeps.c (main): Likewise.
20630 * genopinit.c (main): Likewise.
20631 * genoutput.c (main): Likewise.
20632 * genpeep.c (main): Likewise.
20633 * genpreds.c (main): Likewise.
20634 * genrecog.c (main): Likewise.
20635 * gensupport.c (init_rtx_reader_args_cb): Likewise.
20636 (init_rtx_reader_args): Likewise.
20637 * gensupport.h (init_rtx_reader_args_cb): Likewise.
20638 (init_rtx_reader_args): Likewise.
20639 * gentarget-def.c (main): Likewise.
20640 * read-md.c (read_md_files): Likewise.
20641 * read-md.h (read_md_files): Likewise.
20643 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
20645 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
20646 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
20647 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
20648 Remove unused predicate.
20649 (register_and_not_fp_reg_operand): Ditto.
20651 2016-05-06 Martin Liska <mliska@suse.cz>
20653 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
20654 instead of vec as the vector is local to the function.
20656 2016-05-06 Jakub Jelinek <jakub@redhat.com>
20658 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
20659 avx512bw alternative.
20661 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
20662 before the ashr<mode>3 pattern.
20664 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
20665 v instead of x in vex or maybe_vex alternatives, use
20666 maybe_evex instead of vex in prefix.
20668 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
20669 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
20670 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
20671 in vex or maybe_vex alternatives, use maybe_evex instead of vex
20674 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
20675 v instead of x in vex or maybe_vex alternatives, use
20676 maybe_evex instead of vex in prefix.
20678 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
20679 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
20680 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
20681 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
20682 alternatives, use maybe_evex instead of vex in prefix.
20684 * config/i386/sse.md (vec_interleave_lowv4sf,
20685 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
20686 v instead of x in vex or maybe_vex alternatives, use
20687 maybe_evex instead of vex in prefix.
20689 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
20690 v instead of x in vex or maybe_vex alternatives, use
20691 maybe_evex instead of vex in prefix.
20693 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
20694 v constraint instead of x.
20696 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
20698 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
20699 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
20702 2016-05-06 Richard Biener <rguenther@suse.de>
20704 PR tree-optimization/70948
20705 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
20706 Properly clobber all fields of va_list for __builtin_va_start.
20708 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
20711 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
20712 loop latch destination.
20714 2016-05-06 Martin Liska <mliska@suse.cz>
20716 * tree-ssa-uninit.c: Apply manual changes
20717 to the GNU coding style.
20718 (prune_uninit_phi_opnds): Rename from
20719 prune_uninit_phi_opnds_in_unrealizable_paths.
20721 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20723 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
20724 mspace): Remove deprecated options.
20725 * doc/invoke.texi (SH options): Remove -mspace.
20727 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20729 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
20731 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20733 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
20734 corresponding combine split pattern.
20736 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20739 * config/sh/predicates.md (long_displacement_mem_operand): New.
20740 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
20741 Add movi20, movi20s alternatives. Adjust length attribute for
20743 (movsi_ie): Allow for any FPU. Adjust length attribute for
20745 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
20746 attribute for alternatives.
20747 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
20748 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
20749 length attribute for alternatives.
20751 2016-05-06 Richard Biener <rguenther@suse.de>
20753 PR tree-optimization/70960
20754 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
20756 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20759 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
20760 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
20762 2016-05-06 Marek Polacek <polacek@redhat.com>
20765 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
20767 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20770 * config/sh/sh.md (*rotcr): Add another variant.
20772 2016-05-06 Richard Biener <rguenther@suse.de>
20774 PR middle-end/70931
20775 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
20777 2016-05-06 Richard Biener <rguenther@suse.de>
20779 PR middle-end/70941
20780 * fold-const.c (split_tree): Always convert to the original type
20783 2016-05-06 Richard Biener <rguenther@suse.de>
20785 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
20786 (fwprop_addr): Likewise.
20788 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
20791 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
20793 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
20794 * config/i386/i386.md (push mem splitter): Use find_constant_src in
20795 the splitter condition.
20796 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
20797 the splitter condition.
20798 (FP float_extend load splitter): Ditto.
20800 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
20802 * config/i386/i386.md (peehole2 patterns): Change true_regnum
20803 to REGNO in all peephole2 patterns.
20804 (post-reload splitters): Change true_regnum to REGNO in
20805 post-reload splitters.
20806 (zero_extend splitters): Use general_reg_operand and
20807 nonimmediate_gr_operand predicates.
20809 2016-05-05 Jakub Jelinek <jakub@redhat.com>
20811 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
20812 v constraint instead of x.
20814 2016-05-05 Alan Modra <amodra@gmail.com>
20817 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
20818 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
20819 TARGET_NO_FP_IN_TOC for -mrelocatable.
20820 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
20821 TARGET_RELOCATABLE test.
20822 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20823 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20824 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
20825 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20826 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20827 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
20828 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20829 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20830 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
20831 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
20833 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
20834 (rs6000_stack_info): Likewise.
20835 (rs6000_elf_asm_out_constructor): Likewise.
20836 (rs6000_elf_asm_out_destructor): Likewise.
20837 (rs6000_elf_declare_function_name): Likewise.
20838 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
20839 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
20842 2016-05-05 Alan Modra <amodra@gmail.com>
20844 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
20846 2016-05-05 Alan Modra <amodra@gmail.com>
20848 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
20849 out-of-line gpr restore for one or two regs if that would add
20852 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
20855 * config/i386/i386.md
20856 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
20857 Change to post-epilogue_completed late splitter. Use sse_reg_operand
20858 as operand 0 predicate.
20859 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
20861 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
20862 Ditto. Emit the pattern using RTX.
20864 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
20865 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
20866 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
20867 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
20869 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
20870 sse_reg_operand as operand 0 predicate.
20872 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
20873 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
20874 instead of gen_rtx_REG.
20875 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
20878 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20880 * function.c (emit_use_return_register_into_block): Delete.
20881 (gen_return_pattern): Delete.
20882 (emit_return_into_block): Delete.
20883 (active_insn_between): Delete.
20884 (convert_jumps_to_returns): Delete.
20885 (emit_return_for_exit): Delete.
20886 (thread_prologue_and_epilogue_insns): Delete all code dealing with
20887 simple_return for shrink-wrapped blocks.
20888 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
20889 end of blocks that need one.
20890 (get_unconverted_simple_return): Delete.
20891 (convert_to_simple_return): Delete.
20892 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
20893 (convert_to_simple_return): Ditto.
20895 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20897 * cfgcleanup.c (bb_is_just_return): New function.
20898 (try_optimize_cfg): Simplify jumps to return, branches to return,
20899 and branches around return.
20901 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20903 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
20904 branch to a return.
20906 2016-05-04 Jakub Jelinek <jakub@redhat.com>
20910 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
20911 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
20912 assert flags & OEP_HASH_CHECK, instead of asserting it
20913 never happens. Handle TARGET_EXPR.
20914 * fold-const.c (operand_equal_p): For hash verification,
20915 or in OEP_HASH_CHECK into flags.
20917 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
20919 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
20921 (compute_samebase_partition_bases): Fix typo.
20923 2016-05-04 Jakub Jelinek <jakub@redhat.com>
20925 * config/i386/sse.md (vec_interleave_highv8sf,
20926 vec_interleave_lowv8sf, vec_interleave_highv4df,
20927 vec_interleave_lowv4df): Remove constraints from expanders.
20929 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
20931 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
20933 * tree-inline.c (expand_call_inline): Fix path dealing with
20934 making lhs of call statement undefined.
20936 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
20938 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
20939 Check availability on NODE, too.
20940 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
20941 (cgraph_node::call_for_symbol_and_aliases): Likewise.
20942 (varpool_node::call_for_symbol_and_aliase): Likewise.
20943 * ipa-pure-const.c (add_new_function): Analyze all bodies.
20944 (propagate_pure_const): Propagate across interposable functions, too.
20945 (skip_function_for_local_pure_const): Do not skip interposable bodies
20947 (pass_local_pure_const::execute): Update.
20949 2016-05-04 Marek Polacek <polacek@redhat.com>
20951 * doc/invoke.texi: Document -Wdangling-else.
20953 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
20955 * config.gcc: Error out when conflicting multilib is detected. Do not
20956 loop over multilibs since no combination is legal.
20958 2016-05-04 Alan Modra <amodra@gmail.com>
20960 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
20961 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
20962 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
20965 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
20967 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
20968 Clean up p5600 comments.
20970 2016-05-04 Richard Biener <rguenther@suse.de>
20972 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
20973 constructor simplifications.
20974 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
20976 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
20978 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
20979 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
20980 result.set_rtx is null instead of aborting.
20981 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
20983 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
20984 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
20985 *mov<mode>_store_postinc): New patterns.
20987 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
20989 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
20990 as commutative. Check both conversions are NOP.
20991 ((A & B) OP (C & B)): Remove.
20993 2016-05-04 Alan Modra <amodra@gmail.com>
20995 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
20997 2016-05-04 Alan Modra <amodra@gmail.com>
21000 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
21001 when cr2,3,4 are all fixed regs.
21003 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
21005 PR rtl-optimization/57193
21006 * opts.c (default_options_table): Revert OPT_frename_registers change.
21007 * doc/invoke.texi (-frename-registers, -O2): Likewise.
21009 2016-05-03 Martin Sebor <msebor@redhat.com>
21012 * builtins.c (fold_builtin_FILE): New function.
21013 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
21014 (fold_builtin_0): Call them.
21015 * gimplify.c (gimplify_call_expr): Remove the handling of
21016 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
21019 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
21020 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
21024 * doc/extend.texi (Function Names as Strings): Update __func__,
21025 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
21028 2016-05-03 Jakub Jelinek <jakub@redhat.com>
21029 Richard Biener <rguenther@suse.de>
21031 PR tree-optimization/70916
21032 * tree-if-conv.c: Include cfganal.h.
21033 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
21034 and remove_fake_exit_edges around the optimization pass.
21036 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
21038 * cgraph.c (symbol_table::create_edge): Set inline_failed.
21039 (cgraph_edge::make_direct): Likewise.
21040 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
21041 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
21042 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
21043 (CIF_THUNK): New code.
21044 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
21045 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
21046 (compute_inline_parameters): Set inline_failed for thunks.
21047 (inline_analyze_function): Cleanup.
21048 * ipa-inline.c (can_inline_edge_p): Do not deal with
21049 call_stmt_cannot_inline_p.
21050 (can_early_inline_edge_p): Likewise.
21051 (early_inliner): Initialize inline_failed.
21052 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
21054 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
21056 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
21057 from nonimm_ssenomem_operand.
21058 (nonimm_ssenomem_operand): New predicate.
21059 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
21060 as operand 0 predicate.
21061 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
21062 Disable unsupported alternatives using "enabled" attribute.
21063 Use register_ssemem_operand as operand 0 predicate.
21064 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
21066 2016-05-03 Marek Polacek <polacek@redhat.com>
21069 * input.c (expansion_point_location): New function.
21070 * input.h (expansion_point_location): Declare.
21072 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
21074 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
21075 occurence with frame_offset_ ones.
21077 2016-05-03 Alan Modra <amodra@gmail.com>
21079 PR rtl-optimization/70890
21080 * ira.c (combine_and_move_insns): When moving def_insn, remove
21081 equivs on use_insn.
21083 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
21085 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
21086 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
21087 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
21088 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
21090 2016-05-03 Alan Modra <amodra@gmail.com>
21092 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
21093 for SAVE_MULTIPLE/STORE_MULTIPLE.
21095 2016-05-03 Jakub Jelinek <jakub@redhat.com>
21097 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
21098 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
21100 2016-05-03 Richard Biener <rguenther@suse.de>
21102 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
21104 (gimplify_arg): Likewise.
21105 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
21106 re-writing the result to a decl if required.
21107 (internal_get_tmp_var): Add allow_ssa parameter
21108 and override into_ssa with it.
21109 (get_formal_tmp_var): Adjust.
21110 (get_initialized_tmp_var): Add allow_ssa parameter.
21111 (gimplify_arg): Add allow_ssa parameter and avoid generating
21112 SSA names for the result false.
21113 (gimplify_call_expr): If the call may return twice do not
21114 gimplify parameters into SSA.
21115 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
21116 (gimplify_modify_expr): Adjust assert. For noreturn calls
21117 with a SSA name LHS adjust its def.
21118 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
21119 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
21120 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
21121 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
21122 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
21123 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
21124 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
21125 (optimize_target_teams): Do not allow SSA names for clause operands.
21126 (gimplify_expr): Likewise for where we mark the result addressable.
21127 * passes.def (pass_init_datastructures): Remove.
21128 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
21129 (rewrite_stmt): Likewise.
21130 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
21131 (replace_locals_op): Replace SSA names.
21132 (copy_gimple_seq_and_replace_locals): Init src_cfun.
21133 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
21134 * cgraph.c (release_function_body): Free CFG annotations only
21135 when we have a CFG. Simplify.
21136 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
21137 force_gimple_operand instead of get_initialized_tmp_var.
21138 * tree-pass.h (make_pass_init_datastructures): Remove.
21139 * tree-ssa.c (execute_init_datastructures): Remove.
21140 (pass_data_init_datastructures): Likewise.
21141 (class pass_init_datastructures): Likewise.
21142 (make_pass_init_datastructures): Likewise.
21143 * omp-low.c (create_omp_child_function): Init SSA data structures.
21144 (grid_expand_target_grid_body): Likewise.
21145 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
21146 name before adding it to names_to_release.
21147 (remove_bb): Always release SSA defs.
21148 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
21149 before dereferencing it.
21150 * cgraphunit.c (init_lowered_empty_function): Always
21151 int SSA data structures.
21152 * tree-ssanames.c (release_defs): Remove assert that we are in
21154 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
21156 2016-05-03 Jakub Jelinek <jakub@redhat.com>
21157 Uros Bizjak <ubizjak@gmail.com>
21159 PR rtl-optimization/70467
21160 * config/i386/predicates.md (x86_64_hilo_int_operand,
21161 x86_64_hilo_general_operand): New predicates.
21162 * config/i386/constraints.md (Wd): New constraint.
21163 * config/i386/i386.md (mode attr di): Use Wd instead of e.
21164 (general_hilo_operand): New mode attr.
21165 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
21166 instead of <general_operand>.
21167 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
21168 x86_64_hilo_general_operand instead of <general_operand>.
21170 2016-05-03 Jakub Jelinek <jakub@redhat.com>
21172 PR tree-optimization/70916
21173 * tree-if-conv.c (constant_or_ssa_name): Removed.
21174 (fold_build_cond_expr): Use is_gimple_val instead of
21175 constant_or_ssa_name.
21177 PR tree-optimization/70916
21178 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
21179 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
21182 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
21183 (optimize_atomic_bit_test_and): New function.
21184 (pass_fold_builtins::execute): Use it.
21185 * optabs.def (atomic_bit_test_and_set_optab,
21186 atomic_bit_test_and_complement_optab,
21187 atomic_bit_test_and_reset_optab): New optabs.
21188 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
21189 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
21190 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
21191 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
21192 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
21193 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
21194 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
21195 * doc/md.texi (atomic_bit_test_and_set@var{mode},
21196 atomic_bit_test_and_complement@var{mode},
21197 atomic_bit_test_and_reset@var{mode}): Document.
21198 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
21199 atomic_bit_test_and_complement<mode>,
21200 atomic_bit_test_and_reset<mode>): New expanders.
21201 (atomic_bit_test_and_set<mode>_1,
21202 atomic_bit_test_and_complement<mode>_1,
21203 atomic_bit_test_and_reset<mode>_1): New insns.
21205 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
21207 PR rtl-optimization/70687
21208 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
21209 instead of unsigned HOST_WIDE_INT.
21211 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
21213 PR rtl-optimization/44281
21214 * hard-reg-set.h (struct target_hard_regs): New field
21215 x_fixed_nonglobal_reg_set.
21216 (fixed_nonglobal_reg_set): New macro.
21217 * reginfo.c (init_reg_sets_1): Initialize it.
21218 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
21220 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
21222 2016-05-03 Bin Cheng <bin.cheng@arm.com>
21224 PR tree-optimization/56541
21225 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
21226 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
21227 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
21228 (any_complicated_phi): new static variable.
21229 (aggressive_if_conv): delete.
21230 (if_convertible_phi_p): support phis with more than two arguments.
21231 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
21232 critical pred edges.
21233 (ifcvt_split_critical_edges): support phis with more than two
21234 arguments by checking new parameter. only split critical edges
21236 (tree_if_conversion): handle simd pragma marked loop using new
21237 local variable aggressive_if_conv. check any_complicated_phi.
21239 2016-05-03 Bin Cheng <bin.cheng@arm.com>
21241 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
21244 2016-05-03 Bin Cheng <bin.cheng@arm.com>
21246 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
21249 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
21251 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
21252 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
21253 define_insn_and_split.
21254 (mulsi3_i): New define_insn_and_split.
21255 (mulsi3_call): Convert to define_insn.
21256 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
21257 Remove constraints.
21259 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21261 * machmode.h (mode_complex): Add support to give the complex mode
21263 (GET_MODE_COMPLEX_MODE): Likewise.
21264 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
21265 stored by build_complex_type and gfc_build_complex_type instead of
21266 trying to figure out the appropriate mode based on the size. Raise
21267 an assertion error, if the type was not set.
21268 * genmodes.c (struct mode_data): Add field for the complex type of
21270 (blank_mode): Likewise.
21271 (make_complex_modes): Remember the complex mode created in the
21273 (emit_mode_complex): Write out the mode_complex array to map a
21274 type mode to the complex version.
21275 (emit_insn_modes_c): Likewise.
21276 * tree.c (build_complex_type): Set the complex type to use before
21277 calling layout_type.
21278 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
21279 support for __float128 complex datatypes.
21280 (rs6000_hard_regno_mode_ok): Likewise.
21281 (rs6000_setup_reg_addr_masks): Likewise.
21282 (rs6000_complex_function_value): Likewise.
21283 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
21284 __float128 and __ibm128 complex.
21285 (FLOAT128_IBM_P): Likewise.
21286 (ALTIVEC_ARG_MAX_RETURN): Likewise.
21287 * doc/extend.texi (Additional Floating Types): Document that
21288 -mfloat128 must be used to enable __float128. Document complex
21289 __float128 and __ibm128 support.
21291 2016-05-02 Jakub Jelinek <jakub@redhat.com>
21294 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
21295 char/short arguments promoted to int because of promote_prototypes.
21297 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
21299 * config/i386/predicates.md (register_ssemem_operand): New predicate.
21300 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
21301 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
21302 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
21303 alternatives using "enabled" attribute. Use register_ssemem_operand
21304 as operand 1 predicate.
21305 (*cmpi<unord>xf_i387): Split XFmode pattern from
21306 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
21307 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
21308 *absneg<mode>2_i387. Disable unsupported alternatives using
21309 "enabled" attribute.
21310 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
21312 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
21314 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
21316 (oacc_loop_process): Check mask for loop termination.
21318 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
21320 * cif-code.def (CIF_THUNK): Add.
21321 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
21324 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
21326 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
21327 (dump_inline_summary): Dump it.
21328 (fp_expression_p): New predicate.
21329 (estimate_function_body_sizes): Use it.
21330 (inline_merge_summary): Merge fp_expressions.
21331 (inline_read_section): Read fp_expressions.
21332 (inline_write_summary): Write fp_expressions.
21333 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
21334 codegen boundary if either caller or callee is !fp_expressions.
21335 * ipa-inline.h (inline_summary): Add fp_expressions.
21336 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
21337 to fp_expressions be sure the fp generation flags are updated.
21339 2016-05-02 Jakub Jelinek <jakub@redhat.com>
21341 PR rtl-optimization/70467
21342 * cse.c (cse_insn): Handle no-op MEM moves after folding.
21344 PR rtl-optimization/70467
21345 * ipa-pure-const.c (check_call): Handle internal calls even in
21346 ipa mode like in local mode.
21348 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
21350 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
21352 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
21354 * match.pd (X u< X, X u> X): New transformations.
21356 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
21358 * flag-types.h (enum warn_strict_overflow_code): Move ...
21359 * coretypes.h: ... here.
21360 * fold-const.h (fold_overflow_warning): Declare.
21361 * fold-const.c (fold_overflow_warning): Make non-static.
21362 (fold_comparison): Move the transformation of X +- C1 CMP C2
21363 into X CMP C2 -+ C1 ...
21364 * match.pd: ... here.
21365 * gimple-fold.c (fold_stmt_1): Protect with
21366 fold_defer_overflow_warnings.
21368 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
21370 * omp-low.c (struct oacc_loop): Add 'inner' field.
21371 (new_oacc_loop_raw): Initialize it to zero.
21372 (oacc_loop_fixed_partitions): Initialize it.
21373 (oacc_loop_auto_partitions): Partition outermost loop to outermost
21374 available partitioning.
21376 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
21378 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
21380 (umulsidi3): Likewise.
21381 (indirect_jump): Fix jump instruction assembly patterns.
21383 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
21386 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
21387 (nvptx_function_value): Assert non-NULL cfun.
21389 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
21391 PR rtl-optimization/70886
21392 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
21394 * cselib.h (rtx_equal_for_cselib_1): Declare.
21395 (rtx_equal_for_cselib_p: New inline function.
21396 * cselib.c (rtx_equal_for_cselib_p): Delete.
21397 (rtx_equal_for_cselib_1): Make public.
21399 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
21401 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
21402 (register_mixssei387nonimm_operand): Remove predicate.
21403 * config/i386/i386.md (*fop_<mode>_comm): Merge from
21404 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
21405 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
21406 for TARGET_MIX_SSE_I387 alternatives.
21407 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
21408 Disable unsupported alternatives using "enabled" attribute. Use
21409 nonimm_ssenomem_operand as operand 1 predicate. Also check
21410 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
21412 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21414 * tree.c (cst_and_fits_in_hwi): Simplify.
21416 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21418 * tree.h (wi::to_wide): New function.
21419 * expr.c (expand_expr_real_1): Use wi::to_wide.
21420 * fold-const.c (int_const_binop_1): Likewise.
21421 (extract_muldiv_1): Likewise.
21423 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21425 * wide-int.h: Update offset_int and widest_int documentation.
21426 (WI_SIGNED_SHIFT_RESULT): New macro.
21427 (wi::binary_shift): Define signed_shift_result_type for
21428 shifts on offset_int- and widest_int-like types.
21429 (generic_wide_int): Support <<= and >>= if << and >> are supported.
21430 * tree.h (int_bit_position): Use shift operators instead of wi::
21432 * alias.c (adjust_offset_for_component_ref): Likewise.
21433 * expr.c (get_inner_reference): Likewise.
21434 * fold-const.c (fold_comparison): Likewise.
21435 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
21436 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
21437 * tree-dfa.c (get_ref_base_and_extent): Likewise.
21438 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
21439 (stmt_kills_ref_p): Likewise.
21440 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
21441 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
21442 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21443 (ao_ref_init_from_vn_reference): Likewise.
21445 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21447 * wide-int.h: Update offset_int and widest_int documentation.
21448 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
21449 (wi::binary_traits): Allow ordered comparisons between offset_int and
21450 offset_int, between widest_int and widest_int, and between either
21451 of these types and basic C types.
21452 (operator <, <=, >, >=): Define for the same combinations.
21453 * tree.h (tree_int_cst_lt): Use comparison operators instead
21454 of wi:: comparisons.
21455 (tree_int_cst_le): Likewise.
21456 * gimple-fold.c (fold_array_ctor_reference): Likewise.
21457 (fold_nonarray_ctor_reference): Likewise.
21458 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
21459 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
21460 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
21461 * tree-sra.c (completely_scalarize): Likewise.
21462 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
21463 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
21464 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
21465 (check_for_binary_op_overflow): Likewise.
21466 (search_for_addr_array): Likewise.
21467 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
21469 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
21471 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
21472 (arc_save_restore): Likewise.
21473 (arc_dwarf_register_span): Likewise.
21474 (arc_output_pic_addr_const): Initialize suffix variable.
21476 2016-05-02 Martin Liska <mliska@suse.cz>
21478 * symbol-summary.h (function_summary::function_summary):
21479 Remove checking assert for all cgraph nodes.
21480 (function_summary::get): Check summary_uid.
21481 (symtab_insertion): Check summary_uid.
21483 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
21485 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
21486 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
21487 bmaskn instruction.
21488 (arc_dwarf_register_span): Remove enum keyword.
21489 (compact_memory_operand_p): New function.
21490 * config/arc/arc.h (reg_class): Add code density register classes.
21491 (REG_CLASS_NAMES): Likewise.
21492 (REG_CLASS_CONTENTS): Likewise.
21493 * config/arc/arc.md (*movqi_insn): Add code density instructions.
21494 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
21495 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
21496 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
21497 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
21499 (h, Rcd, Rsd, Rzd): New register constraints.
21500 (T): Use compact_memory_operand_p function.
21501 * config/arc/predicates.md (compact_load_memory_operand): Remove.
21503 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
21505 * config/sh/sh.md (*negnegt, *movtt): Remove.
21507 2016-05-02 Marek Polacek <polacek@redhat.com>
21508 Tom de Vries <tom@codesourcery.com>
21510 PR tree-optimization/70700
21511 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
21512 bigger than FIRST_REF_NODE.
21514 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
21517 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
21519 (prepare_cbranch_operands): Don't use scratch register. Assume that
21520 function is used when pseudos can be created.
21521 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
21522 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
21523 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
21524 define_expand. Allow it only when pseudos can be created.
21525 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
21527 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
21529 * config/i386/constraints.md (BC): Only allow -1 operands.
21530 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
21531 Add "enabled" attribute. Update XI mode attribute calculation.
21532 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
21533 (*movoi_internal_avx): Update XI mode attribute calculation.
21534 (*movti_internal): Ditto.
21536 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
21538 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
21539 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
21541 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
21543 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
21544 statement on instruction code. Remove trailing spaces.
21545 (altivec_expand_stv_builtin): Likewise.
21547 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
21549 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
21550 (TARGET_FPU_DOUBLE): Simplify.
21551 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
21552 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
21553 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
21554 with 'TARGET_FPU_DOUBLE'.
21555 * config/sh/sh.md: Likewise.
21557 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
21559 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
21560 SH_DIV_STR_FOR_SIZE): Remove.
21561 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
21562 SH_DIV_STR_FOR_SIZE): Remove.
21564 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
21566 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
21567 logical_reg_operand): Delete.
21568 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
21569 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
21570 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
21571 match_operand and match_test.
21572 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
21573 variables on their first use. Return bool values.
21574 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
21575 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
21576 arith_reg_operand for input operand. Remove empty constraints.
21578 (*xorsi3_compact): Rename to xorsi3.
21579 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
21580 (*zero_extend<mode>si2_disp_mem): Update comment.
21583 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
21585 * config/sh/t-sh: Remove SH5 support.
21586 * config.gcc: Likewise.
21587 * configure: Likewise.
21589 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21591 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
21593 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
21595 * config/sh/sh.c (register_sh_passes, sh_option_override,
21596 sh_print_operand, prepare_move_operands,
21597 sh_can_follow_jump): Remove TARGET_SH1 checks.
21598 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
21599 PROMOTE_MODE): Likewise.
21600 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
21603 2016-04-30 Alan Modra <amodra@gmail.com>
21605 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
21606 restoring when fixed_reg_p, but allow out-of-line or stmw save.
21607 Check for user regs later to avoid unnecessary looping over regs.
21608 Merge user reg check with non-saved reg check. Don't force
21609 inline VR restore when static chain used.
21610 (rs6000_frame_related): Omit eh_frame info for user regs when
21612 (fixed_regs_p): Delete.
21614 2016-04-30 Alan Modra <amodra@gmail.com>
21616 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
21617 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
21620 2016-04-30 Alan Modra <amodra@gmail.com>
21623 * config/rs6000/rs6000.c (fixed_reg_p): New function.
21624 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
21627 2016-04-30 Alan Modra <amodra@gmail.com>
21629 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
21630 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
21631 flag_pic test for Darwin.
21633 2016-04-30 Alan Modra <amodra@gmail.com>
21635 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
21636 throw_calls_crossed.
21637 (REG_FREQ_CALLS_CROSSED): Delete.
21638 (REG_N_THROWING_CALLS_CROSSED): Delete.
21639 * regstat.c (regstat_bb_compute_ri): Don't calculate
21640 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
21641 (dump_reg_info): Don't print call cross frequency.
21642 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
21643 and REG_N_THROWING_CALLS_CROSSED.
21645 2016-04-30 Alan Modra <amodra@gmail.com>
21647 * regs.h (struct reg_info_t): Delete live_length.
21648 (REG_LIVE_LENGTH): Delete macro.
21649 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
21650 local_live, local_processed and local_live_last_luid params.
21651 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
21653 (regstat_compute_ri): Adjust for above. Don't set
21655 (dump_reg_info): Don't print live length.
21656 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
21657 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
21658 Localize loop_depth var.
21660 2016-04-30 Alan Modra <amodra@gmail.com>
21662 * ira.c (enum valid_equiv): New.
21663 (validate_equiv_mem): Return enum.
21664 (update_equiv_mem): Create replacement in more cases.
21665 (add_store_equivs): Update validate_equiv_mem call.
21667 2016-04-30 Alan Modra <amodra@gmail.com>
21669 * ira.c (combine_and_move_insns): Rather than scanning insns,
21670 use DF infrastucture to find use and def insns.
21672 2016-04-30 Alan Modra <amodra@gmail.com>
21674 ira.c (combine_and_move_insns): Move invariant conditions..
21675 (ira.c): ..to here. Call combine_and_move_insns before
21676 add_store_equivs. Call grow_reg_equivs later. Allocate
21677 req_equiv later using max_reg_num() rather than global max_regno.
21678 (contains_replace_regs): Delete.
21679 (add_store_equivs): Remove contains_replace_regs test.
21681 2016-04-30 Alan Modra <amodra@gmail.com>
21683 * ira.c (struct equiv_mem_data): New.
21684 (equiv_mem, equiv_mem_modified): Delete static vars.
21685 (validate_equiv_mem_from_store): Use "data" param to communicate..
21686 (validate_equiv_mem): ..from here.
21688 2016-04-30 Alan Modra <amodra@gmail.com>
21690 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
21692 (update_reg_equivs): ..here. Move allocation and freeing of
21693 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
21694 end_alias_analysis to..
21697 2016-04-30 Alan Modra <amodra@gmail.com>
21699 * ira.c (pdx_subregs): Delete.
21700 (struct equivalence): Add pdx_subregs field.
21701 (set_paradoxical_subreg): Remove pdx_subregs param. Update
21702 pdx_subregs access.
21703 (update_equiv_regs): Don't create or free pdx_subregs. Update
21704 pdx_subregs access.
21706 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21708 * config/rs6000/altivec.h: Change definitions of vec_xl and
21710 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
21711 (LD_ELEMREV_V2DI): New.
21712 (LD_ELEMREV_V4SF): New.
21713 (LD_ELEMREV_V4SI): New.
21714 (LD_ELEMREV_V8HI): New.
21715 (LD_ELEMREV_V16QI): New.
21716 (ST_ELEMREV_V2DF): New.
21717 (ST_ELEMREV_V2DI): New.
21718 (ST_ELEMREV_V4SF): New.
21719 (ST_ELEMREV_V4SI): New.
21720 (ST_ELEMREV_V8HI): New.
21721 (ST_ELEMREV_V16QI): New.
21724 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21725 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
21726 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
21727 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
21728 (altivec_expand_builtin): Add handling for
21729 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
21730 (rs6000_invalid_builtin): Add error-checking for
21731 RS6000_BTM_P9_VECTOR.
21732 (altivec_init_builtins): Define builtins used to implement vec_xl
21734 (rs6000_builtin_mask_names): Define power9-vector.
21735 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
21736 (RS6000_BTM_P9_VECTOR): Define.
21737 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
21738 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
21739 (vsx_ld_elemrev_v2df): Likewise.
21740 (vsx_ld_elemrev_v4sf): Likewise.
21741 (vsx_ld_elemrev_v4si): Likewise.
21742 (vsx_ld_elemrev_v8hi): Likewise.
21743 (vsx_ld_elemrev_v16qi): Likewise.
21744 (vsx_st_elemrev_v2df): Likewise.
21745 (vsx_st_elemrev_v2di): Likewise.
21746 (vsx_st_elemrev_v4sf): Likewise.
21747 (vsx_st_elemrev_v4si): Likewise.
21748 (vsx_st_elemrev_v8hi): Likewise.
21749 (vsx_st_elemrev_v16qi): Likewise.
21750 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
21753 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
21755 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
21757 (simplify_control_stmt_condition_1): ... here. Recurse into
21758 BIT_AND_EXPRs and BIT_IOR_EXPRs.
21760 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
21763 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
21764 (zero_extendqi<mode>2_dot): Revert earlier conversion from
21765 define_insn_and_split to define_insn.
21766 (zero_extendqi<mode>2_dot2): Same.
21767 (extendqi<mode>2_dot): Same.
21768 (extendqi<mode>2_dot2): Same.
21770 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21772 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
21773 (probe_stack): New expander.
21774 (probe_stack_<mode>): New insn pattern.
21776 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21778 * config/i386/i386.md
21779 (operations with memory inputs setting flags peephole2):
21780 Remove uneeded REG_P checks. Cleanup pattern generation.
21782 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
21784 * tree-vect-loop.c (vect_transform_loop): Fix
21785 nb_iterations_upper_bound computation for vectorized loop.
21787 2016-04-29 Marek Polacek <polacek@redhat.com>
21788 Jakub Jelinek <jakub@redhat.com>
21791 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
21792 TARGET_EXPR_SLOT as a base.
21794 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
21796 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
21797 with 'rCm2' constraints to limit possible immediate size.
21798 (*load_zeroextendqisi_update): Likewise.
21799 (*load_signextendqisi_update): Likewise.
21800 (*loadhi_update): Likewise.
21801 (*load_zeroextendhisi_update): Likewise.
21802 (*load_signextendhisi_update): Likewise.
21803 (*loadsi_update): Likewise.
21804 (*loadsf_update): Likewise.
21806 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21808 * config/i386/predicates.md (constm1_operand): Fix comparison.
21810 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
21812 * testsuite/gcc.target/arc/ieee_eq.c: New test.
21814 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
21816 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
21817 remaining SH5 related settings.
21818 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
21819 shmedia_prepare_call_address): Delete.
21820 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
21821 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
21822 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
21823 UNSUPPORTED_SH2A): Remove m5 checks.
21824 (sh_divide_strategy_e): Remove SH5 division strategies.
21825 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
21826 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
21828 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
21830 * config/s390/s390.c (s390_rtx_costs): Update documentation.
21832 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21834 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
21835 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
21836 Change lder to ldr.
21837 * config/s390/vector.md ("mov<mode>"): Likewise.
21839 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
21841 * config/s390/constraints.md ("U", "W"): Invoke
21842 s390_mem_constraint with "ZR" and "ZT".
21843 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
21844 addresses when using LRA. Accept also short displacements for S
21845 and T constraints. Do not check for long displacement target for
21846 S and T constraints.
21847 (s390_mem_constraint): Remove handling of U and W constraints.
21848 * config/s390/s390.md (various patterns): Remove the short
21849 displacement constraints (Q and R) if a long displacement
21850 constraint is present. Add longdisp as required CPU capability.
21851 * config/s390/vector.md: Likewise.
21852 * config/s390/vx-builtins.md: Likewise.
21854 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21857 * reload1.c (reload): Call finish_spills before
21858 restarting reload loop. Skip select_reload_regs
21859 if update_eliminables_and_spill returns true.
21861 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
21863 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
21864 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
21865 (umulhisi3_imm): Update predicates and constraint letters.
21866 (umulhisi3_reg): Declare instruction as commutative.
21867 * config/arc/constraints.md (J12, J16): New constraints.
21868 * config/arc/predicates.md (short_unsigned_const_operand): New
21870 (arc_short_operand): Likewise.
21871 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
21873 2016-04-29 Richard Biener <rguenther@suse.de>
21875 PR tree-optimization/13962
21876 PR tree-optimization/65686
21877 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
21878 * tree-ssa-alias.c (ptrs_compare_unequal): New function
21879 using PTA to compare pointers.
21880 * match.pd: Add pattern for pointer equality compare simplification
21881 using ptrs_compare_unequal.
21883 2016-04-29 Richard Biener <rguenther@suse.de>
21885 * stor-layout.c (layout_type): Do not build a pointer-to-element
21888 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21890 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
21891 Use SWI mode iterator. Use general_reg_operand predicate.
21892 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
21893 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
21896 2016-04-29 Jakub Jelinek <jakub@redhat.com>
21898 PR middle-end/70843
21899 * fold-const.c (operand_equal_p): Don't verify hash value equality
21901 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
21904 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21907 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
21908 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
21909 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
21910 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
21911 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
21913 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21915 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
21916 to info. Don't initialize separate fields to 0. Clean up
21919 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21921 * config/i386/i386.md (peephole2s for operations with memory inputs):
21922 Use SWI mode iterator.
21923 (peephole2s for operations with memory outputs): Ditto.
21924 Do not check for stack checking probe.
21926 (probe_stack): Remove expander.
21928 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21929 Andrew Burgess <andrew.burgess@embecosm.com>
21931 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
21932 operands as 32-bits.
21934 2016-04-28 Jason Merrill <jason@redhat.com>
21936 * gdbinit.in: Skip line-map.h.
21938 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21939 Andrew Burgess <andrew.burgess@embecosm.com>
21941 * config/arc/arc.c (arc_conditional_register_usage): Take
21942 TARGET_RRQ_CLASS into account.
21943 (arc_print_operand): Support printing 'p' and 's' operands.
21944 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
21946 (TARGET_RRQ_CLASS): Define.
21947 (IS_POWEROF2_OR_0_P): Define.
21948 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
21950 (*tst_movb): New define_insn.
21951 (*tst): Avoid recognition if it could prevent '*tst_movb'
21952 combination; replace c/CnL with c/Chs alternative.
21953 (*tst_bitfield_tst): New define_insn.
21954 (*tst_bitfield_asr): New define_insn.
21955 (*tst_bitfield): New define_insn.
21956 (andsi3_i): Add Rrq variant.
21957 (extzv): New define_expand.
21958 (insv): New define_expand.
21959 (*insv_i): New define_insn.
21960 (*movb): New define_insn.
21961 (*movb_signed): New define_insn.
21962 (*movb_high): New define_insn.
21963 (*movb_high_signed): New define_insn.
21964 (*movb_high_signed + 1): New define_split pattern.
21965 (*mrgb): New define_insn.
21966 (*mrgb + 1): New define_peephole2 pattern.
21967 (*mrgb + 2): New define_peephole2 pattern.
21968 * config/arc/arc.opt (mbitops): New option for nps400, uses
21969 TARGET_NPS_BITOPS_DEFAULT.
21970 * config/arc/constraints.md (q): Make register class conditional.
21971 (Rrq): New register constraint.
21972 (Chs): New constraint.
21973 (Clo): New constraint.
21974 (Chi): New constraint.
21975 (Cbf): New constraint.
21976 (Cbn): New constraint.
21977 (C18): New constraint.
21978 (Cbi): New constraint.
21980 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21982 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
21984 (bitmap_intersection_of_preds): Ditto.
21985 (bitmap_union_of_succs): Ditto.
21986 (bitmap_union_of_preds): Ditto.
21987 * sbitmap.c (do_popcount): Delete.
21988 (BITMAP_DEBUGGING): Delete.
21989 (sbitmap_verify_popcount): Delete.
21990 (sbitmap_alloc): Don't initialize the popcount field.
21991 (sbitmap_alloc_with_popcount): Delete.
21992 (sbitmap_resize): Don't resize the popcount array.
21993 (sbitmap_vector_alloc): Don't initialize the popcount field.
21994 (bitmap_copy): Don't copy the popcount array.
21995 (bitmap_clear): Don't clear the popcount array.
21996 (bitmap_clear): Delete the popcount array handling.
21997 (bitmap_ior_and_compl): Delete the popcount assert.
21998 (bitmap_not): Ditto.
21999 (bitmap_and_compl): Ditto.
22000 (bitmap_and): Delete the popcount array handling.
22001 (bitmap_xor): Ditto.
22002 (bitmap_ior): Ditto.
22003 (bitmap_or_and): Delete the popcount assert.
22004 (bitmap_and_or): Ditto.
22005 (popcount_table): Delete.
22006 (sbitmap_elt_popcount): Delete.
22007 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
22008 (bitmap_set_bit): Delete the popcount assert.
22009 (bitmap_clear_bit): Ditto.
22010 (sbitmap_free): Don't free the popcount array.
22011 (sbitmap_alloc_with_popcount): Delete declaration.
22012 (sbitmap_popcount): Ditto.
22014 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
22015 Andrew Burgess <andrew.burgess@embecosm.com>
22017 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
22018 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
22019 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
22020 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
22021 * config/arc/arc.opt (mcmem): New option.
22022 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
22023 supply length for r/m alternative.
22024 (*extendqisi2_ac): Likewise.
22025 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
22027 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
22028 (movhi_insn): Likewise.
22029 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
22030 (*zero_extendqihi2_i): Add r/Ucm alternative.
22031 (*zero_extendqisi2_ac): Likewise.
22032 (*zero_extendhisi2_i): Likewise.
22033 * config/arc/constraints.md (Uex): New memory constraint.
22034 (Ucm): New define_constraint.
22035 * config/arc/predicates.md (long_immediate_loadstore_operand):
22036 Return 0 for MEM with cmem_address address.
22037 (cmem_address_0): New predicates.
22038 (cmem_address_1): Likewise.
22039 (cmem_address_2): Likewise.
22040 (cmem_address): Likewise.
22042 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
22044 * config/rs6000/rs6000.c (machine_function): Rename
22045 insn_chain_scanned_p to spe_insn_chain_scanned_p.
22046 (rs6000_stack_info): Adjust.
22048 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
22049 Andrew Burgess <andrew.burgess@embecosm.com>
22051 * config/arc/constraints.md (Usd): Convert to define_constraint.
22055 2016-04-28 Jakub Jelinek <jakub@redhat.com>
22058 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
22059 Add new peephole2 where the first insn is *mov<mode>_or instead of
22060 *mov<mode>_internal.
22062 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
22064 * tracer.c (bb_seen): Make static.
22066 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
22068 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
22069 support, setup defaults.
22070 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
22071 * config/arc/arc.c (arc_init): Add NPS400 support.
22072 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
22073 (TARGET_ARC700): NPS400 is also an ARC700.
22074 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
22076 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
22079 * config/nds32/nds32.md (casesi): Don't access the operands array
22082 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
22084 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
22085 (or $-1,reg peephole2): Ditto.
22086 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
22088 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
22090 * doc/extend.texi (Common Function Attributes) [optimize]:
22091 Discourage use of the optimize attribute.
22093 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
22095 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
22096 special case builtin.
22097 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
22098 ALTIVEC_BUILTIN_VEC_ADDE.
22099 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22100 support for ALTIVEC_BUILTIN_VEC_ADDE.
22101 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22102 for __builtin_vec_adde.
22104 2016-04-28 Jakub Jelinek <jakub@redhat.com>
22106 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
22107 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
22109 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22112 * doc/sourcebuild.texi (Effective-Target Keywords, Other
22113 attributes): Document cilkplus_runtime.
22115 2016-04-28 Martin Jambor <mjambor@suse.cz>
22117 * tree-cfg.c (verify_expr): Verify that local declarations belong to
22118 this function. Call verify_expr on MEM_REFs and bases of other
22119 handled_components.
22121 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22123 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
22124 for WORD_REGISTER_OPERATIONS to runtime check.
22126 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22128 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
22130 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22132 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
22133 big-endian compilation.
22134 * config/arc/arc.md (addf3): Likewise.
22135 (subdf3): Likewise.
22136 (muldf3): Likewise.
22138 2016-04-28 Richard Biener <rguenther@suse.de>
22140 PR tree-optimization/70840
22141 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
22142 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
22143 Mark x * pow(x,c) -> pow(x,c+1) commutative.
22144 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
22146 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22148 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
22149 and explain why in a comment.
22151 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22153 * config/arc/arc.md (cpu_facility): Add fpx variant.
22154 (subdf3): Prohibit use reverse sub when assist operations option
22156 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
22157 instructions only when FPX is enabled.
22158 * testsuite/gcc.target/arc/trsub.c: New test.
22160 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
22162 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
22163 mult_operator when calculating "type" attribute.
22164 (*fop_<mode>_1_i387): Ditto.
22165 (*fop_xf_1_i387): Ditto.
22166 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
22167 Use std::swap to swap operands. Use RTL expressions to generate
22170 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22171 Joern Rennecke <joern.rennecke@embecosm.com>
22173 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
22175 (emit_pic_move): Remove.
22176 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
22177 * config/arc/arc.c (emit_pic_move): Removed.
22178 (TARGET_HAVE_TLS): Define.
22179 (arc_conditional_register_usage): Test for arc_tp_regno.
22180 (arc_print_operand, arc_print_operand_address): Handle TLS
22182 (arc_needs_pcl_p): New function.
22183 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
22184 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
22185 (arc_raw_symbolic_reference_mentioned_p): Likewise.
22186 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
22187 (arc_legitimize_tls_address): Likewise.
22188 (DTPOFF_ZERO_SYM): Define.
22189 (arc_legitimize_pic_address): Make it static, handle TLS cases.
22190 (arc_output_pic_addr_const): Print TLS unspecs.
22191 (prepare_pic_move): New function, replaces emit_pic_move.
22192 (arc_legitimate_constant_p): Handle TLS unspecs.
22193 (arc_legitimate_address_p): Likewise.
22194 (arc_rewrite_small_data_p): Use assert for TLS constants.
22195 (prepare_move_operands): Use prepare_pic_move.
22196 (arc_legitimize_address): Legitimize tls addresses.
22197 (arc_epilogue_uses): Check for arc_tp_regno.
22198 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
22199 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
22201 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
22203 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
22204 %(arc_tls_extra_start_spec).
22205 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
22206 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
22208 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
22209 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
22210 (UNSPEC_TLS_OFF): Add.
22212 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
22213 (get_thread_pointersi): New patterns.
22214 * config/arc/arc.opt (mtp-regno): New option.
22215 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
22216 (move_dest_operand): Likewise.
22217 * configure: Regenerate.
22218 * configure.ac: Add arc*-*-* case to test for tls.
22219 * doc/invoke.texi (ARC options): Document mtp-regno.
22221 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22223 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
22224 the new ARC HS SIMD instructions.
22225 (arc_preferred_simd_mode): New function.
22226 (arc_autovectorize_vector_sizes): Likewise.
22227 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
22228 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
22229 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
22230 (arc_init_builtins): Add new SIMD builtin types.
22231 (arc_split_move): Handle 64 bit vector moves.
22232 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
22233 (TARGET_PLUS_QMACW): Define.
22234 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
22235 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
22236 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
22237 (VSUBADD4H): New builtins.
22238 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
22239 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
22241 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
22242 Matthias Klose <doko@debian.org>
22244 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
22246 2016-04-28 Richard Biener <rguenther@suse.de>
22248 PR middle-end/70777
22249 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
22252 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
22254 * common/config/sh/sh-common.c: Remove SH5 support.
22255 * config/sh/constraints.md: Likewise.
22256 * config/sh/config/sh/elf.h: Likewise.
22257 * config/sh/linux.h: Likewise.
22258 * config/sh/netbsd-elf.h: Likewise.
22259 * config/sh/predicates.md: Likewise.
22260 * config/sh/sh-c.c: Likewise.
22261 * config/sh/sh-protos.h: Likewise.
22262 * config/sh/sh.c: Likewise.
22263 * config/sh/sh.h: Likewise.
22264 * config/sh/sh.md: Likewise.
22265 * config/sh/sh.opt: Likewise.
22266 * config/sh/sync.md: Likewise.
22267 * config/sh/sh64.h: Delete.
22268 * config/sh/shmedia.h: Likewise.
22269 * config/sh/shmedia.md: Likewise.
22270 * config/sh/sshmedia.h: Likewise.
22271 * config/sh/t-netbsd-sh5-64: Likewise.
22272 * config/sh/t-sh64: Likewise.
22273 * config/sh/ushmedia.h: Likewise.
22275 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
22277 * config/i386/i386.md (sign_extend to memory peephole2s): Use
22278 general_reg_operand instead of register_operand predicate.
22280 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22282 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
22284 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
22286 * match.pd (A - B > A, A + B < A): New transformations.
22288 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
22290 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
22291 which defaults to true. Emit an outer pair of parentheses only if
22292 EMIT_PARENS. When continuing a chain of && or || (or & or |),
22293 don't emit parentheses for the right-hand operand.
22295 2016-04-27 Jeff Law <law@redhat.com>
22297 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
22299 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22301 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
22302 (altivec_lvx_<mode>_internal): Document.
22303 (altivec_lvx_<mode>_2op): New define_insn.
22304 (altivec_lvx_<mode>_1op): Likewise.
22305 (altivec_lvx_<mode>_2op_si): Likewise.
22306 (altivec_lvx_<mode>_1op_si): Likewise.
22307 (altivec_stvx_<mode>): Remove.
22308 (altivec_stvx_<mode>_internal): Document.
22309 (altivec_stvx_<mode>_2op): New define_insn.
22310 (altivec_stvx_<mode>_1op): Likewise.
22311 (altivec_stvx_<mode>_2op_si): Likewise.
22312 (altivec_stvx_<mode>_1op_si): Likewise.
22313 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22314 Expand vec_ld and vec_st during parsing.
22315 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
22317 (altivec_expand_stvx_be): Likewise.
22318 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
22319 address-masking behavior in RTL.
22320 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
22321 address-masking behavior in RTL.
22322 (altivec_expand_builtin): Change builtin code arguments for calls
22323 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
22324 (insn_is_swappable_p): Avoid incorrect swap optimization in the
22325 presence of lvx/stvx patterns.
22326 (alignment_with_canonical_addr): New function.
22327 (alignment_mask): Likewise.
22328 (find_alignment_op): Likewise.
22329 (recombine_lvx_pattern): Likewise.
22330 (recombine_stvx_pattern): Likewise.
22331 (recombine_lvx_stvx_patterns): Likewise.
22332 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
22333 stvx patterns from expand.
22334 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
22336 (vector_altivec_store_<mode>): Likewise.
22338 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
22340 * config/aarch64/aarch64.md
22341 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
22342 remove the "fp" attributes.
22343 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
22344 add the "simd" attributes.
22345 (*movdf_aarch64): Likewise.
22346 (*movtf_aarch64): Remove the "fp" attributes.
22347 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
22348 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
22350 2016-04-27 David Malcolm <dmalcolm@redhat.com>
22352 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
22353 rtx to rtx_code_label *.
22354 * rtl.h (maybe_set_first_label_num): Likewise.
22356 2016-04-27 David Malcolm <dmalcolm@redhat.com>
22358 * df-core.c (df_add_problem): Make the problem param be const.
22359 (df_remove_problem): Make local "problem" be const.
22360 * df-problems.c (problem_RD): Make const.
22361 (problem_LR): Likewise.
22362 (problem_LIVE): Likewise.
22363 (problem_MIR): Likewise.
22364 (problem_CHAIN): Likewise.
22365 (problem_WORD_LR): Likewise.
22366 (problem_NOTE): Likewise.
22367 (problem_MD): Likewise.
22368 * df-scan.c (problem_SCAN): Likewise.
22369 * df.h (struct df_problem): Make field "dependent_problem" be
22371 (struct dataflow): Likewise for field "problem".
22372 (df_add_problem): Make param const.
22374 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
22376 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
22377 inter-unit moves to/from vector registers are enabled. Do not disable
22380 2016-04-27 David Malcolm <dmalcolm@redhat.com>
22382 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
22383 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
22385 (enum df_problem_id): ...this new enum.
22386 (struct df_problem): Convert field "id" from "int" to
22387 enum df_problem_id.
22389 2016-04-27 David Malcolm <dmalcolm@redhat.com>
22391 * rtl.def: Update comment for "things in the instruction chain" to
22392 reflect the removal of the leading "i" field for INSN_UID in
22393 r210360. Fix bogus apostrophe.
22395 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
22397 * config/i386/i386.md
22398 (lea arith with mem operand + setcc peephole2): Set operator mode.
22400 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
22403 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
22404 (dimode_scalar_to_vector_candidate_p): This.
22405 (timode_scalar_to_vector_candidate_p): New function.
22406 (scalar_to_vector_candidate_p): Likewise.
22407 (timode_check_non_convertible_regs): Likewise.
22408 (timode_remove_non_convertible_regs): Likewise.
22409 (remove_non_convertible_regs): Likewise.
22410 (remove_non_convertible_regs): Renamed to ...
22411 (dimode_remove_non_convertible_regs): This.
22412 (scalar_chain::~scalar_chain): Make it virtual.
22413 (scalar_chain::compute_convert_gain): Make it pure virtual.
22414 (scalar_chain::mark_dual_mode_def): Likewise.
22415 (scalar_chain::convert_insn): Likewise.
22416 (scalar_chain::convert_registers): Likewise.
22417 (scalar_chain::add_to_queue): Make it protected.
22418 (scalar_chain::emit_conversion_insns): Likewise.
22419 (scalar_chain::replace_with_subreg): Likewise.
22420 (scalar_chain::replace_with_subreg_in_insn): Likewise.
22421 (scalar_chain::convert_op): Likewise.
22422 (scalar_chain::convert_reg): Likewise.
22423 (scalar_chain::make_vector_copies): Likewise.
22424 (scalar_chain::convert_registers): New pure virtual function.
22425 (class dimode_scalar_chain): New class.
22426 (class timode_scalar_chain): Likewise.
22427 (scalar_chain::mark_dual_mode_def): Renamed to ...
22428 (dimode_scalar_chain::mark_dual_mode_def): This.
22429 (timode_scalar_chain::mark_dual_mode_def): New function.
22430 (timode_scalar_chain::convert_insn): Likewise.
22431 (dimode_scalar_chain::convert_registers): Likewise.
22432 (scalar_chain::compute_convert_gain): Renamed to ...
22433 (dimode_scalar_chain::compute_convert_gain): This.
22434 (scalar_chain::replace_with_subreg): Renamed to ...
22435 (dimode_scalar_chain::replace_with_subreg): This.
22436 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
22437 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
22438 (scalar_chain::make_vector_copies): Renamed to ...
22439 (dimode_scalar_chain::make_vector_copies): This.
22440 (scalar_chain::convert_reg): Renamed to ...
22441 (dimode_scalar_chain::convert_reg ): This.
22442 (scalar_chain::convert_op): Renamed to ...
22443 (dimode_scalar_chain::convert_op): This.
22444 (scalar_chain::convert_insn): Renamed to ...
22445 (dimode_scalar_chain::convert_insn): This.
22446 (scalar_chain::convert): Call convert_registers.
22447 (convert_scalars_to_vector): Change to scalar_chain pointer to
22448 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
22449 in 32-bit mode. Delete scalar_chain pointer. Call
22450 free_dominance_info in 64-bit mode.
22451 (pass_stv::gate): Remove TARGET_64BIT check.
22452 (ix86_option_override): Put the 64-bit STV pass before the CSE
22455 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
22457 * dwarf2out.h (struct dw_loc_descr_node): Remove the
22458 dw_loc_frame_offset field.
22459 * dwarf2out.c (new_loc_descr): Likewise.
22460 (resolve_args_picking_1): Turn the VISITED hash set into a
22461 FRAME_OFFSET hash map. Use it to associate a frame offset to
22462 visited nodes. Remove uses of the CHECKING_P macro.
22463 (resolve_args_picking): Update call to resolve_args_picking_1.
22465 2016-04-27 Martin Liska <mliska@suse.cz>
22467 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
22468 (free_loop_data): Release vuses of groups.
22470 2016-04-27 Bin Cheng <bin.cheng@arm.com>
22472 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
22473 instead of redundant use_id and boolean have_use_for.
22474 (struct iv_use): Change sub_id into group_id. Remove field next.
22475 Move fields: related_cands, n_map_members, cost_map and selected
22477 (struct iv_group): ... here. New structure.
22478 (struct iv_common_cand): Use structure declaration directly.
22479 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
22480 (MAX_CONSIDERED_USES): Rename macro to ...
22481 (MAX_CONSIDERED_GROUPS): ... here.
22482 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
22483 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
22484 (dump_uses): Rename to ...
22485 (dump_groups): ... here. Update all uses.
22486 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
22487 (find_induction_variables): Refactor format of dump information.
22488 (record_sub_use): Delete.
22489 (record_use): Update all uses.
22490 (record_group): New function.
22491 (record_group_use, find_interesting_uses_op): Call above functions.
22493 (find_interesting_uses_cond): Ditto.
22494 (group_compare_offset): New function.
22495 (split_all_small_groups): Rename to ...
22496 (split_small_address_groups_p): ... here. Update all uses.
22497 (split_address_groups): Update all uses.
22498 (find_interesting_uses): Refactor format of dump information.
22499 (add_candidate_1): Update all uses. Remove redundant check on iv,
22501 (add_candidate, record_common_cand): Remove redundant assert.
22502 (add_iv_candidate_for_biv): Update use.
22503 (add_iv_candidate_derived_from_uses): Update all uses.
22504 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
22505 (alloc_use_cost_map): Ditto.
22506 (set_use_iv_cost, get_use_iv_cost): Rename to ...
22507 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
22508 (determine_use_iv_cost_generic): Ditto.
22509 (determine_group_iv_cost_generic): Ditto.
22510 (determine_use_iv_cost_address): Ditto.
22511 (determine_group_iv_cost_address): Ditto.
22512 (determine_use_iv_cost_condition): Ditto.
22513 (determine_group_iv_cost_cond): Ditto.
22514 (determine_use_iv_cost): Ditto.
22515 (determine_group_iv_cost): Ditto.
22516 (set_autoinc_for_original_candidates): Update all uses.
22517 (find_iv_candidates): Update all uses. Refactor dump information.
22518 (determine_use_iv_costs): Ditto.
22519 (determine_iv_costs): Ditto.
22520 (iv_ca_cand_for_use): Rename to ...
22521 (iv_ca_cand_for_group): ... here. Update all uses.
22522 (iv_ca_add_use, iv_ca_add_group): Ditto.
22523 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
22524 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
22525 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
22526 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
22527 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
22528 (create_new_iv, adjust_iv_update_pos): Ditto.
22529 (rewrite_use_address): Delete.
22530 (rewrite_use_address_1): Rename to ...
22531 (rewrite_use_address): ... here.
22532 (rewrite_use_compare): Update all uses.
22533 (rewrite_use): Delete.
22534 (rewrite_uses): Rename to ...
22535 (rewrite_groups): ... here. Update all uses.
22536 (remove_unused_ivs, free_loop_data): Update all uses.
22537 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
22539 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22541 * rtlanal.c (nonzero_bits1): Convert preprocessor check
22542 for WORD_REGISTER_OPERATIONS to runtime check.
22544 2016-04-27 Richard Biener <rguenther@suse.de>
22547 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
22548 aggregate_value_p to determine if a function result is
22549 returned by reference.
22550 (ipa_pta_execute): Functions having their address taken are
22551 not automatically nonlocal.
22553 2016-04-27 Jakub Jelinek <jakub@redhat.com>
22556 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
22557 * fold-const.c (operand_equal_p): If flag_checking and
22558 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
22559 and if it returns non-zero, assert iterative_hash_expr on both
22562 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
22564 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
22566 2016-04-27 Nick Clifton <nickc@redhat.com>
22568 PR middle-end/49889
22569 * varasm.c (merge_weak): Generate an error if an attempt is made
22570 to convert a non-weak static function into a weak, public function.
22572 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22574 * params.def (MAX_PARTITION_SIZE): New param.
22575 * doc/invoke.texi: Document lto-max-partition.
22577 2016-04-27 Richard Biener <rguenther@suse.de>
22580 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
22581 function cummulating used_from_other_partition, externally_visible
22582 and force_output from aliases.
22583 (refered_from_nonlocal_var): Likewise.
22584 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
22585 node flags properly.
22587 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
22589 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
22590 (-Wmemset-elt-size): New item.
22592 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
22595 * stor-layout.h (internal_reference_types): Delete.
22596 * stor-layout.c (reference_types_internal): Likewise.
22597 (internal_reference_types): Likewise.
22598 (layout_type) <REFERENCE_TYPE>: Adjust.
22600 2016-04-27 Jakub Jelinek <jakub@redhat.com>
22603 * tree.h (inchash::add_expr): Add FLAGS argument.
22604 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
22605 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
22606 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
22607 Formatting fix. Adjust recursive calls. For tcc_comparison,
22608 if swap_tree_comparison (code) is smaller than code, hash that
22609 and arguments in the other order. Hash CONVERT_EXPR the same
22610 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
22611 of ADDR_EXPR of decl as the decl itself. Add or remove
22612 OEP_ADDRESS_OF from recursive flags as needed. For
22613 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
22614 operands commutatively and only the third one normally.
22615 For internal CALL_EXPR hash in CALL_EXPR_IFN.
22617 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
22619 * config/rtems.h (LIB_SPEC): Add -latomic.
22621 2016-04-27 Joel Sherrill <joel@rtems.org>
22623 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
22624 xilink.ld and flags not relevant to RTEMS.
22626 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
22628 * toplev.c (backend_init_target): Avoid calling init_reload when using
22631 2016-04-26 Jakub Jelinek <jakub@redhat.com>
22633 * reorg.c (try_merge_delay_insns): Declare i and j inside the
22634 for loops rather than one for the whole function.
22636 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
22638 * match.pd (X + CST CMP X): New transformation.
22640 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
22642 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
22643 * fold-const.c (fold_binary_loc): Remove 2 transformations
22644 superseded by match.pd.
22645 * match.pd (x+x -> x*2): Generalize to integers.
22647 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
22649 * config/i386/i386.md (operation on memory peephole): Duplicate an
22650 existing peephole and adapt it to match lea rather than an operation
22653 PR rtl-optimization/57193
22654 * opts.c (default_options_table): Add OPT_frename_registers at -O2
22656 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
22658 2016-04-26 Bin Cheng <bin.cheng@arm.com>
22660 * tree-if-conv.c (any_pred_load_store): New static variable.
22661 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
22662 any_pred_load_store instead of and_mask_load_store.
22663 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
22664 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
22665 (combine_blocks, tree_if_conversion): Ditto.
22667 2016-04-26 Bin Cheng <bin.cheng@arm.com>
22669 PR tree-optimization/70771
22670 PR tree-optimization/70775
22671 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
22672 virtual PHI nodes. Delete parameter.
22673 (if_convertible_loop_p_1): Delete argument to above function.
22674 (predicate_all_scalar_phis): Delete code handling single-argument
22676 (tree_if_conversion): Mark and update virtual SSA.
22678 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22681 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
22682 (x86_elf_aligned_common): Rename to ...
22683 (x86_elf_aligned_decl_common): ... this.
22684 Add decl arg. Switch to .lbss for largecomm object. Use
22685 LARGECOMM_SECTION_ASM_OP.
22686 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
22688 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
22689 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
22691 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
22692 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
22694 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22697 * config/i386/i386.c (SECTION_LARGE): Define.
22698 (x86_64_elf_select_section): Set it for large data/bss sections.
22699 Only clear SECTION_WRITE for .lrodata.
22700 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
22702 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
22703 * varasm.c (default_elf_asm_named_section): Grow flagchars.
22704 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
22706 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
22707 * doc/tm.texi: Regenerate.
22709 2016-04-26 Jakub Jelinek <jakub@redhat.com>
22712 * configure.ac (--enable-checking): Document extra flag, for
22713 non-release builds default to --enable-checking=yes,extra.
22714 If misc checking and extra checking, define CHECKING_P to 2 instead
22716 * common.opt (fchecking=): Add.
22717 * doc/invoke.texi (-fchecking=): Document.
22718 * doc/install.texi: Document --enable-checking changes.
22719 * configure: Regenerated.
22720 * config.in: Regenerated.
22722 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
22724 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
22725 attribute instead of which_alternative.
22726 * config/i386/sse.md (*mov<mode>_internal): Ditto.
22727 Use EXT_REX_SSE_REG_P where appropriate.
22729 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
22731 * config/i386/predicates.md (const0_operand): Do not match
22732 const_wide_int code.
22733 (const1_operand): Ditto.
22735 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
22737 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
22738 for SSE constm1 operands and TARGET_AVX512VL.
22739 (*movti_internal): Ditto.
22740 (*mov<mode>_or): Use constm1_operand predicate.
22741 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
22742 for SSE vector_all_ones operands and TARGET_AVX512VL.
22743 * config/i386/predicates.md (constm1_operand): New predicate.
22744 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
22745 emission of constant -1 load.
22747 2016-04-25 Jason Merrill <jason@redhat.com>
22749 * gdbinit.in: Skip is-a.h.
22751 * attribs.c (register_scoped_attributes): Fix logic.
22752 * attribs.h: Declare register_scoped_attributes.
22754 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22756 * config/rs6000/rs6000-builtin.def: Correct pasto error for
22757 stxvd2x and stxvw4x built-in functions.
22759 2016-04-25 DJ Delorie <dj@redhat.com>
22761 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
22762 (ashrhi3): Likewise.
22763 (lshrhi3): Likewise.
22765 2016-04-25 Richard Biener <rguenther@suse.de>
22767 PR tree-optimization/70780
22768 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
22769 wasn't visited yet.
22770 (compute_antic): Mark blocks with abnormal preds as visited as
22771 they have a final empty antic-in solution already.
22773 2016-04-25 Michael Collison <michael.collison@linaro.org>
22775 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
22777 2016-04-25 Michael Collison <michael.collison@linaro.org>
22779 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
22780 mode is VQI to improve mixed mode vectorization.
22781 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
22782 define_insn to match low half of signed vaddw.
22783 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
22784 define_insn to match high half of signed vaddw.
22785 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
22786 define_insn to match low half of unsigned vaddw.
22787 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
22788 define_insn to match high half of unsigned vaddw.
22789 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
22790 (arm_simd_check_vect_par_cnst_half_p): Likewise.
22791 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
22793 (arm_simd_check_vect_par_cnst_half_p): Likewise.
22794 * config/arm/predicates.md (vect_par_constant_high): Support
22795 big endian and simplify by calling
22796 arm_simd_check_vect_par_cnst_half
22797 (vect_par_constant_low): Likewise.
22799 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
22801 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
22802 predicate for operand 2.
22804 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
22805 H.J. Lu <hongjiu.lu@intel.com>
22807 * config/i386/i386-protos.h (standard_sse_constant_p): Add
22808 machine_mode argument.
22809 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
22810 constm1_rtx operands. For VOIDmode constants, get mode from
22811 pred_mode. Check mode size if the mode is supported by ABI.
22812 (standard_sse_constant_opcode): Do not use standard_constant_p.
22813 Strictly check ABI support for all-ones operands.
22814 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
22815 immediates. Update calls to standard_sse_constant_p.
22816 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
22817 (ix86_rtx_costs): Ditto.
22818 * config/i386/i386.md (*movxi_internal_avx512f): Use
22819 nonimmediate_or_sse_const_operand instead of vector_move_operand.
22820 Use (v,BC) alternative instead of (v,C). Use register_operand
22821 checks instead of MEM_P.
22822 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
22823 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
22824 isa attribute. Use register_operand checks instead of MEM_P.
22825 (*movti_internal): Use nonimmediate_or_sse_const_operand for
22826 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
22827 alternative and corresponding sse2 isa attribute.
22828 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
22829 to standard_sse_constant_p.
22830 (FP constant splitters): Ditto.
22831 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
22833 * config/i386/predicates.md (constm1_operand): Remove.
22834 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
22835 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
22836 vector_all_ones_operand instead of constm1_operand.
22838 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22840 * print-rtl.c (print_rtx_insn_vec): New function.
22841 * print-rtl.h: New prototype.
22842 * store-motion.c (struct st_expr): Make avail_stores a vector.
22843 (st_expr_entry): Adjust.
22844 (free_st_expr_entry): Likewise.
22845 (print_store_motion_mems): Likewise.
22846 (find_moveable_store): Likewise.
22847 (compute_store_table): Likewise.
22848 (delete_store): Likewise.
22849 (build_store_vectors): Likewise.
22851 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22853 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
22855 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22857 * vec.h (vec_safe_contains): New function.
22858 (vec::contains): Likewise.
22859 (vec::begin): Likewise.
22860 (vec::end): Likewise.
22862 2016-04-23 Jakub Jelinek <jakub@redhat.com>
22865 * cfgexpand.c (expand_stack_vars): Fix typo.
22867 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
22869 * system.h (list, map, set, vector): Include conditionally.
22870 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
22871 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
22872 * ipa-icf.c (INCLUDE_LIST): Define.
22873 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
22874 * config/sh/sh.c (INCLUDE_VECTOR): Define.
22875 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
22876 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
22877 * cp/logic.cc (INCLUDE_LIST): Define.
22878 * fortran/trans-common.c (INCLUDE_MAP): Define.
22880 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
22882 * auto-profile.c: Remove <string.h> include.
22883 * ipa-icf-gimple.c: Remove <list> include.
22884 * diagnostic.c: Remove <new> include.
22885 * genmatch.c: Likewise.
22886 * pretty-print.c: Likewise.
22887 * toplev.c: Likewise
22888 * c/c-objc-common.c: Likewise.
22889 * cp/error.c: Likewise.
22890 * fortran/error.c: Likewise.
22892 2016-04-22 Richard Biener <rguenther@suse.de>
22894 * lto-streamer-in.c (input_ssa_names): Do not allocate
22895 GIMPLE_NOP for all SSA names.
22896 * lto-streamer-out.c (output_ssa_names): Do not output
22897 SSA names that should have been released.
22899 2016-04-22 Richard Biener <rguenther@suse.de>
22901 PR tree-optimization/70740
22902 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
22905 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
22908 * config/i386/predicates.md (call_insn_operand): Replace
22909 sibcall_memory_operand with memory_operand.
22911 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
22913 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
22914 has_single_use() tests.
22915 (register_edge_assert_for_1): Likewise.
22916 (find_assert_locations_1): Check the liveness bitmap instead of
22917 checking has_single_use().
22919 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
22922 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
22923 Extract AVX-512BW constraint from AVX.
22925 2016-04-21 Richard Biener <rguenther@suse.de>
22927 PR tree-optimization/70725
22928 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
22929 for phi_convertible_by_degenerating_args.
22930 (predicate_all_scalar_phis): Handle single-argument PHIs.
22932 2016-04-21 Richard Biener <rguenther@suse.de>
22934 PR middle-end/70747
22935 * fold-const.c (fold_comparison): Return properly typed
22938 2016-04-21 Bin Cheng <bin.cheng@arm.com>
22940 PR tree-optimization/70715
22941 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
22942 after expanding BASE using expand_simple_operations.
22944 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
22946 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
22947 New transformations.
22949 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
22951 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
22953 2016-04-20 Jan Hubicka <jh@suse.cz>
22955 * ipa-inline.c (can_inline_edge_p): Pass caller info to
22956 ultiimate_alias_target.
22957 (update_callee_keys): Likewise.
22958 (lookup_recursive_calls): Likewise.
22959 (speculation_useful_p): Likewise.
22961 2016-04-20 Jan Hubicka <jh@suse.cz>
22964 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
22965 (set_nothrow_flag_1): ... this; handle interposition correctly;
22966 recurse on aliases and thunks.
22967 (cgraph_node::set_nothrow_flag): New.
22968 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
22969 functions compiled with non-call exceptions that binds to current
22971 (propagate_nothrow): Be safe WRT interposition.
22972 * cgraph.h (set_nothrow_flag): Update prototype.
22974 2016-04-18 Jan Hubicka <jh@suse.cz>
22976 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
22977 max_loop_iterations_int.
22978 (tree_unswitch_outer_loop): Likewise.
22980 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22982 PR tree-optimization/69489
22983 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
22984 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
22985 Revise dump message.
22986 (if_convertible_bb_p): Remove check on edge count of basic block's
22989 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22991 PR tree-optimization/56625
22992 PR tree-optimization/69489
22993 * tree-data-ref.h (DR_INNERMOST): New macro.
22994 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
22995 hashing struct innermost_loop_behavior.
22996 (ref_DR_map): Remove.
22997 (innermost_DR_map): New map.
22998 (baseref_DR_map): Revise comment.
22999 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
23000 to innermost_DR_map accroding to its innermost loop behavior.
23001 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
23002 to its innermost loop behavior.
23003 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
23004 Add initialization for innermost_DR_map. Record memory reference
23005 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
23006 have innermost loop behavior.
23007 (if_convertible_loop_p): Remove release for ref_DR_map. Release
23010 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
23012 * config/i386/i386.md (*lea<mode>_general_1): Rename from
23013 *lea_general_1. Use explicit SWI12 mode interator.
23014 (*lea<mode>_general_2): Rename from *lea_general_2.
23015 Use explicit SWI12 mode interator.
23016 (*lea<mode>_general_3): Rename from *lea_general_3.
23017 Use explicit SWI12 mode interator.
23018 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
23019 Use explicit SWI12 mode interator.
23020 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
23021 Use explicit SWI48 mode interator.
23023 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
23025 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
23026 Short-cut unaligned load and store cases. Handle all integer
23028 (ix86_expand_vector_move_misalign): Short-cut unaligned load
23029 and store cases. Call ix86_avx256_split_vector_move_misalign
23030 directly without checking mode class.
23032 2016-04-20 Andrew Pinski <apinski@cavium.com>
23033 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23036 * config/aarch64/aarch64.md (sibcall): Force call
23037 address to be DImode for ILP32.
23038 (sibcall_value): Likewise.
23040 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
23042 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
23044 2016-04-20 Richard Biener <rguenther@suse.de>
23046 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
23047 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
23048 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
23049 (maybe_push_res_to_seq): Adjust.
23050 * gimple-fold.c (maybe_build_generic_op): Likewise.
23052 2016-04-20 Marek Polacek <polacek@redhat.com>
23054 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
23057 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
23059 * config/i386/sse.md (vec_unpacks_lo_hi): Always
23060 use kmovw to support AVX512F target.
23062 2016-04-20 Bin Cheng <bin.cheng@arm.com>
23064 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
23066 2016-04-20 Marek Polacek <polacek@redhat.com>
23068 PR tree-optimization/70725
23069 * tree-if-conv.c (is_false_predicate): New function.
23070 (predicate_mem_writes): Use it.
23072 2016-04-20 Richard Biener <rguenther@suse.de>
23074 PR tree-optimization/70726
23075 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
23076 shift amounts from a pattern stmt operand.
23078 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23081 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
23082 stack_restore_from_fpr pattern when restoring r15.
23083 (s390_optimize_prologue): Strip away the memory barrier in the
23084 parallel when trying to get rid of restore insns.
23085 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
23086 definition for loading the stack pointer from an FPR. Compared to
23087 the normal move insn this pattern includes a full memory barrier.
23089 2016-04-19 Jakub Jelinek <jakub@redhat.com>
23091 PR middle-end/70680
23092 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
23093 implicitly linear or lastprivate iterator on the outer context.
23095 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
23097 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
23099 * config/i386/i386.md (ssememalign): Removed.
23100 * config/i386/sse.md: Remove ssememalign attribute from patterns.
23102 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
23105 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
23106 const short * to __builtin_ia32_loaddquhi512_mask.
23107 (_mm512_maskz_loadu_epi16): Likewise.
23108 (_mm512_mask_storeu_epi16): Pass short * to
23109 __builtin_ia32_storedquhi512_mask.
23110 (_mm512_mask_loadu_epi8): Pass const char * to
23111 __builtin_ia32_loaddquqi512_mask.
23112 (_mm512_maskz_loadu_epi8): Likewise.
23113 (_mm512_mask_storeu_epi8): Pass char * to
23114 __builtin_ia32_storedquqi512_mask.
23115 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
23116 const double * to __builtin_ia32_loadupd512_mask.
23117 (_mm512_mask_loadu_pd): Likewise.
23118 (_mm512_maskz_loadu_pd): Likewise.
23119 (_mm512_storeu_pd): Pass double * to
23120 __builtin_ia32_storeupd512_mask.
23121 (_mm512_mask_storeu_pd): Likewise.
23122 (_mm512_loadu_ps): Pass const float * to
23123 __builtin_ia32_loadups512_mask.
23124 (_mm512_mask_loadu_ps): Likewise.
23125 (_mm512_maskz_loadu_ps): Likewise.
23126 (_mm512_storeu_ps): Pass float * to
23127 __builtin_ia32_storeups512_mask.
23128 (_mm512_mask_storeu_ps): Likewise.
23129 (_mm512_mask_loadu_epi64): Pass const long long * to
23130 __builtin_ia32_loaddqudi512_mask.
23131 (_mm512_maskz_loadu_epi64): Likewise.
23132 (_mm512_mask_storeu_epi64): Pass long long *
23133 to __builtin_ia32_storedqudi512_mask.
23134 (_mm512_loadu_si512): Pass const int * to
23135 __builtin_ia32_loaddqusi512_mask.
23136 (_mm512_mask_loadu_epi32): Likewise.
23137 (_mm512_maskz_loadu_epi32): Likewise.
23138 (_mm512_storeu_si512): Pass int * to
23139 __builtin_ia32_storedqusi512_mask.
23140 (_mm512_mask_storeu_epi32): Likewise.
23141 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
23142 char * to __builtin_ia32_storedquqi256_mask.
23143 (_mm_mask_storeu_epi8): Likewise.
23144 (_mm256_mask_loadu_epi16): Pass const short * to
23145 __builtin_ia32_loaddquhi256_mask.
23146 (_mm256_maskz_loadu_epi16): Likewise.
23147 (_mm_mask_loadu_epi16): Pass const short * to
23148 __builtin_ia32_loaddquhi128_mask.
23149 (_mm_maskz_loadu_epi16): Likewise.
23150 (_mm256_mask_loadu_epi8): Pass const char * to
23151 __builtin_ia32_loaddquqi256_mask.
23152 (_mm256_maskz_loadu_epi8): Likewise.
23153 (_mm_mask_loadu_epi8): Pass const char * to
23154 __builtin_ia32_loaddquqi128_mask.
23155 (_mm_maskz_loadu_epi8): Likewise.
23156 (_mm256_mask_storeu_epi16): Pass short * to.
23157 __builtin_ia32_storedquhi256_mask.
23158 (_mm_mask_storeu_epi16): Pass short * to.
23159 __builtin_ia32_storedquhi128_mask.
23160 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
23161 const double * to __builtin_ia32_loadupd256_mask.
23162 (_mm256_maskz_loadu_pd): Likewise.
23163 (_mm_mask_loadu_pd): Pass onst double * to
23164 __builtin_ia32_loadupd128_mask.
23165 (_mm_maskz_loadu_pd): Likewise.
23166 (_mm256_mask_storeu_pd): Pass double * to
23167 __builtin_ia32_storeupd256_mask.
23168 (_mm_mask_storeu_pd): Pass double * to
23169 __builtin_ia32_storeupd128_mask.
23170 (_mm256_mask_loadu_ps): Pass const float * to
23171 __builtin_ia32_loadups256_mask.
23172 (_mm256_maskz_loadu_ps): Likewise.
23173 (_mm_mask_loadu_ps): Pass const float * to
23174 __builtin_ia32_loadups128_mask.
23175 (_mm_maskz_loadu_ps): Likewise.
23176 (_mm256_mask_storeu_ps): Pass float * to
23177 __builtin_ia32_storeups256_mask.
23178 (_mm_mask_storeu_ps): ass float * to
23179 __builtin_ia32_storeups128_mask.
23180 (_mm256_mask_loadu_epi64): Pass const long long * to
23181 __builtin_ia32_loaddqudi256_mask.
23182 (_mm256_maskz_loadu_epi64): Likewise.
23183 (_mm_mask_loadu_epi64): Pass const long long * to
23184 __builtin_ia32_loaddqudi128_mask.
23185 (_mm_maskz_loadu_epi64): Likewise.
23186 (_mm256_mask_storeu_epi64): Pass long long * to
23187 __builtin_ia32_storedqudi256_mask.
23188 (_mm_mask_storeu_epi64): Pass long long * to
23189 __builtin_ia32_storedqudi128_mask.
23190 (_mm256_mask_loadu_epi32): Pass const int * to
23191 __builtin_ia32_loaddqusi256_mask.
23192 (_mm256_maskz_loadu_epi32): Likewise.
23193 (_mm_mask_loadu_epi32): Pass const int * to
23194 __builtin_ia32_loaddqusi128_mask.
23195 (_mm_maskz_loadu_epi32): Likewise.
23196 (_mm256_mask_storeu_epi32): Pass int * to
23197 __builtin_ia32_storedqusi256_mask.
23198 (_mm_mask_storeu_epi32): Pass int * to
23199 __builtin_ia32_storedqusi128_mask.
23200 * config/i386/i386-builtin-types.def (PCSHORT): New.
23201 (PINT64): Likewise.
23202 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
23203 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
23204 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
23205 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
23206 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
23207 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
23208 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
23209 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
23210 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
23211 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
23212 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
23213 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
23214 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
23215 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
23216 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
23217 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
23218 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
23219 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
23220 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
23221 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
23222 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
23223 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
23224 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
23225 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
23226 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
23227 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
23228 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
23229 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
23230 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
23231 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
23232 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
23233 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
23234 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
23235 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
23236 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
23237 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
23238 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
23239 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
23240 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
23241 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
23242 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
23243 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
23244 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
23245 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
23246 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
23247 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
23248 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
23249 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
23250 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
23252 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
23253 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
23255 (ix86_expand_vector_move_misalign): Likewise.
23256 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
23257 to scalar function prototype for unaligned load/store builtins.
23258 (ix86_expand_special_args_builtin): Updated.
23259 * config/i386/sse.md (UNSPEC_LOADU): Removed.
23260 (UNSPEC_STOREU): Likewise.
23261 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
23262 (VI_ULOADSTORE_F_AVX512VL): Likewise.
23263 (ssescalarsize): Handle V4TI, V2TI and V1TI.
23264 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
23265 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
23266 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
23267 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
23268 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
23269 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
23270 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
23271 (<avx512>_storedqu<mode>_mask): Likewise.
23272 (*sse4_2_pcmpestr_unaligned): Likewise.
23273 (*sse4_2_pcmpistr_unaligned): Likewise.
23274 (*mov<mode>_internal): Renamed to ...
23275 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
23276 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
23277 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
23278 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
23280 2016-04-19 Richard Biener <rguenther@suse.de>
23282 PR tree-optimization/70171
23283 * tree-ssa-phiprop.c: Include stor-layout.h.
23284 (phiprop_insert_phi): Handle the aggregate copy case.
23285 (propagate_with_phi): Likewise.
23287 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
23289 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
23290 instead of simplify_gen_subreg (... , 0).
23291 (ix86_delegitimize_address): Ditto.
23292 (ix86_split_divmod): Ditto.
23293 (ix86_split_copysign_const): Ditto.
23294 (ix86_split_copysign_var): Ditto.
23295 (ix86_expand_args_builtin): Ditto.
23296 (ix86_expand_round_builtin): Ditto.
23297 (ix86_expand_special_args_builtin): Ditto.
23298 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
23299 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
23300 (udivmodqi4): Ditto.
23301 (absneg splitters): Ditto.
23302 (*jcc_bt<mode>_1): Ditto.
23304 2016-04-19 Richard Biener <rguenther@suse.de>
23306 PR tree-optimization/70724
23307 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
23308 restoring out from ...
23309 (free_scc_vn): ... here.
23310 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
23311 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
23313 (pass_fre::execute): Restore SSA info.
23315 2016-04-19 Richard Biener <rguenther@suse.de>
23317 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
23318 * gimple-walk.c (walk_gimple_op): Initialize it.
23319 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
23320 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
23321 remapping SSA names of defs.
23322 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
23325 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
23327 PR middle-end/70689
23328 * lra-constraints.c (equiv_substition_p): New.
23329 (process_alt_operands): Use it.
23330 (swap_operands): Swap it.
23331 (curr_insn_transform): Update it.
23333 2016-04-18 Michael Matz <matz@suse.de>
23335 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
23336 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
23337 * tree-core.h (tree_type_common.align): Use bit-field.
23338 (tree_type_common.spare): New.
23339 (tree_decl_common.off_align): Make smaller.
23340 (tree_decl_common.align): Use bit-field.
23342 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
23343 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
23344 (scan_sharing_clauses): Ditto.
23345 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
23346 (omp_finish_file): Ditto.
23347 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
23348 (layout_decl): Ditto.
23349 (relayout_decl): Ditto.
23350 (finalize_record_size): Use SET_TYPE_ALIGN.
23351 (finalize_type_size): Ditto.
23352 (finish_builtin_struct): Ditto.
23353 (layout_type): Ditto.
23354 (initialize_sizetypes): Ditto.
23355 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
23356 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
23357 (lookup_field_for_decl): Use SET_DECL_ALIGN.
23358 (get_chain_field): Ditto.
23359 (get_trampoline_type): Ditto.
23360 (get_nl_goto_field): Ditto.
23361 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
23363 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
23364 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
23365 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
23366 (build_qualified_type): Use SET_TYPE_ALIGN.
23367 (build_aligned_type, build_range_type_1): Ditto.
23368 (build_atomic_base): Ditto.
23369 (build_common_tree_nodes): Ditto.
23370 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
23371 (expand_one_stack_var_at): Ditto.
23372 * coverage.c (build_var): Use SET_DECL_ALIGN.
23373 * except.c (init_eh): Ditto.
23374 * function.c (assign_parm_setup_block): Ditto.
23375 * symtab.c (increase_alignment_1): Ditto.
23376 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
23377 * tree-vect-stmts.c (ensure_base_align): Ditto.
23378 * varasm.c (align_variable): Ditto.
23379 (assemble_variable): Ditto.
23380 (build_constant_desc): Ditto.
23381 (output_constant_def_contents): Ditto.
23383 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
23384 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
23385 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
23386 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
23387 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
23389 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
23392 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
23393 replace %vmovsd with "%vmovq".
23394 (vec_concatv2df): Likewise.
23396 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
23398 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
23399 (*vec_extractv2si_0): Ditto.
23400 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
23401 (zero_extended_scalar_load_operand splitters): Ditto.
23402 (vec_extract splitters): Ditto.
23403 (*vec_extractv4si_0_zext): Ditto.
23404 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
23405 and lowpart_subreg.
23406 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
23407 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
23408 (*sse4_1_extractps): Use lowpart_subreg.
23409 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
23411 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23413 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
23415 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
23416 Mention Solaris 11 packaging changes.
23417 Update gas and gld requirements.
23418 Remove reference to pre-Solaris 10 bug.
23419 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
23421 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
23424 2016-04-17 Jan Hubicka <jh@suse.cz>
23426 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
23427 max_loop_iterations_int.
23429 2016-04-18 Richard Biener <rguenther@suse.de>
23431 PR tree-optimization/43434
23432 * tree-ssa-structalias.c (struct vls_data): New.
23433 (visit_loadstore): Handle all pointer-based accesses.
23434 (compute_dependence_clique): Compute a bitmap of restrict tags
23435 assigned bases and pass it to visit_loadstore.
23437 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
23440 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
23441 armv8.1-a and armv8.1-a+crc.
23443 2016-04-18 Richard Biener <rguenther@suse.de>
23445 PR tree-optimization/70701
23446 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
23447 references after translating through a memcpy.
23449 2016-04-18 Richard Biener <rguenther@suse.de>
23451 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
23452 (compute_antic): ... here. For partial antic use regular
23453 postorder and scrap iteration.
23454 (compute_partial_antic_aux): Remove unused return value.
23455 (init_pre): Do not allocate postorder.
23456 (fini_pre): Do not free postorder.
23458 2016-04-18 Richard Biener <rguenther@suse.de>
23460 PR middle-end/37870
23461 * expmed.c (extract_bit_field_1): Remove broken case
23462 using a wider MODE_INT mode.
23464 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
23466 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
23467 unless compiling with at least GCC-4.8.
23469 2016-04-17 Jan Hubicka <jh@suse.cz>
23472 * graphite.c (graphite_finalize): Update call to
23473 tree_estimate_probability.
23474 * predict.h (tree_estimate_probability): Update prototype.
23476 2016-04-17 Jan Hubicka <jh@suse.cz>
23478 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
23479 (tree_estimate_probability): Likewise.
23480 (pass_profile::execute): Update.
23481 (report_predictor_hitrates): New function.
23482 * profile.c (compute_branch_probabilities): Use it.
23483 * predict.h (report_predictor_hitrates): Declare.
23485 2016-04-17 Jan Hubicka <jh@suse.cz>
23488 * cgraph.h (cgraph_node::set_const_flag,
23489 cgraph_node::set_pure_flag): Update prototype to return bool;
23491 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
23492 of interposable symbol are interposable, too.
23493 (cgraph_set_const_flag_1): Rename to ...
23494 (set_const_flag_1): ... this one; change to self recursive function
23495 instead of call_for_symbol_thunks_and_aliases. Handle correctly
23496 clearnig the flag in all variants and also virtual thunks of const
23497 functions are pure; track if any change was done.
23498 (cgraph_node::set_const_flag): Update.
23499 (struct set_pure_flag_info): New struct.
23500 (cgraph_set_pure_flag_1): Rename to ...
23501 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
23502 rather than pointer encoded flags; track if any changes was done;
23503 handle correctly clearning flag and setting flag of aliases already
23505 (cgraph_node::set_pure_flag): Update.
23506 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
23508 2016-04-17 Tom de Vries <tom@codesourcery.com>
23511 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
23512 backslash in label.
23514 2016-04-17 Tom de Vries <tom@codesourcery.com>
23516 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
23517 '{}<> ' as escape-for-record.
23519 2016-04-17 Tom de Vries <tom@codesourcery.com>
23521 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
23524 2016-04-17 Tom de Vries <tom@codesourcery.com>
23527 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
23528 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
23529 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
23530 * passes.c (finish_optimization_passes): Only call
23531 finish_graph_dump_file if dfi->graph_dump_initialized.
23532 (execute_function_dump, pass_init_dump_file): Use
23533 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
23535 2016-04-17 Tom de Vries <tom@codesourcery.com>
23537 PR tree-optimization/70256
23538 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
23539 (debug_varmap): New function.
23541 2016-04-17 Tom de Vries <tom@codesourcery.com>
23544 * passes.c (pass_manager::register_pass): Propagate pflags.
23546 2016-04-17 Tom de Vries <tom@codesourcery.com>
23549 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
23550 * passes.c (pass_manager::pass_manager): Declare and init p_start in
23551 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
23552 check if it's equal to p_start.
23553 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
23555 2016-04-15 Jan Hubicka <jh@suse.cz>
23558 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
23559 function does not bind to current def.
23560 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
23561 handle conservatively calls to functions that does not need to bind
23563 (check_call): Update call of worse_state.
23564 (ignore_edge_for_nothrow): Update.
23565 (ignore_edge_for_pure_const): Likewise.
23566 (propagate_pure_const): Update calls to worse_state.
23567 (skip_function_for_local_pure_const): Reformat comments.
23569 2016-04-15 Jan Hubicka <jh@suse.cz>
23572 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
23573 (cgraph_node::function_symbol): Likewise.
23574 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
23575 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
23576 (symtab_node::ultimate_alias_target): Add REF parameter.
23577 (symtab_node::binds_to_current_def_p): Declare.
23578 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
23579 (cgraph_node::function_symbol): Likewise.
23580 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
23581 (cgraph_node::get_availability): Likewise.
23582 (cgraph_edge::binds_to_current_def_p): New inline function.
23583 (varpool_node::get_availability): Add REF parameter.
23584 (varpool_node::ultimate_alias_target): Likewise.
23585 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
23586 (symtab_node::binds_to_current_def_p): Likewise.
23587 * varpool.c (varpool_node::get_availability): Likewise.
23589 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
23592 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
23593 Fix mode size check.
23595 2016-04-15 Jakub Jelinek <jakub@redhat.com>
23597 * BASE-VER: Set to 7.0.0.
23599 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
23601 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
23603 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23605 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
23606 architecture revisions.
23608 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
23610 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
23611 * config/i386/i386.c (ix86_using_red_zone): No longer static.
23612 * config/i386/i386.md (stack decrement to push peepholes): Guard
23613 with !x86_using_red_zone ().
23615 2016-04-15 Jakub Jelinek <jakub@redhat.com>
23618 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
23619 to dump_generic_node.
23620 (NIY): Pass also flags to do_niy.
23622 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
23624 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
23625 (simd_clone_vector_of_formal_parm_types)
23626 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
23627 (simd_clone_mangle, simd_clone_create)
23628 (simd_clone_adjust_return_type, create_tmp_simd_array)
23629 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
23630 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
23631 (ipa_simd_modify_function_body, simd_clone_linear_addend)
23632 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
23633 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
23634 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
23635 * omp-simd-clone.c: ... this new file.
23636 (simd_clone_vector_of_formal_parm_types): Make it static.
23637 * Makefile.in (OBJS): Add omp-simd-clone.o.
23639 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
23642 * config/i386/sse.md: Use proper memory operand modifiers.
23645 2016-04-15 Richard Biener <rguenther@suse.de>
23646 Alan Modra <amodra@gmail.com>
23648 PR tree-optimization/70130
23649 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
23650 when alignment stays not the same and no not use the realign
23653 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
23656 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23657 direct move handlers for KFmode. Change TFmode handlers test from
23658 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
23660 2016-04-14 Jakub Jelinek <jakub@redhat.com>
23663 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
23664 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
23665 (inlined_polymorphic_ctor_dtor_block_p): Use it.
23666 * tree-ssa-live.c (remove_unused_scope_block_p): When
23667 in_ctor_dtor_block, avoid discarding not just BLOCKs with
23668 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
23669 block_ultimate_origin is FUNCTION_DECL.
23670 (remove_unused_locals): If current_function_decl is
23671 polymorphic_ctor_dtor_p, pass initial true to
23672 remove_unused_scope_block_p' is_ctor_dtor_block.
23674 2016-04-14 Martin Sebor <msebor@redhat.com>
23679 * doc/extend.texi (Variable Length): Revert.
23681 2016-04-14 Marek Polacek <polacek@redhat.com>
23682 Jan Hubicka <hubicka@ucw.cz>
23685 * tree.c (verify_type): Disable the canonical type of main variant
23688 2016-04-14 Jason Merrill <jason@redhat.com>
23690 * cfgexpand.c, expr.c: Revert previous change.
23692 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
23694 PR middle-end/70643
23695 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
23696 when building a mem ref for the incoming reduction variable.
23698 2016-04-14 Richard Biener <rguenther@suse.de>
23700 PR tree-optimization/70614
23701 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
23702 loop if the evolution dropped to chrec_dont_know.
23703 (interpret_condition_phi): Likewise.
23705 2016-04-14 Richard Biener <rguenther@suse.de>
23707 PR tree-optimization/70623
23708 * tree-ssa-pre.c (changed_blocks): Make global ...
23709 (compute_antic): ... local here. Move and fix worklist
23710 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
23711 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
23712 worklist handling, dump when ANTIC_IN changed.
23713 (compute_partial_antic_aux): Remove worklist handling.
23714 (init_pre): Do not compute post dominators. Add a comment about
23715 the CFG order chosen.
23716 (fini_pre): Do not free post dominators.
23718 2016-04-13 Martin Sebor <msebor@redhat.com>
23723 * doc/extend.texi (Variable Length): Document C++ specifics.
23725 2016-04-13 Jakub Jelinek <jakub@redhat.com>
23728 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
23729 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
23730 eh edges have been purged.
23733 * tree-sra.c (create_access_replacement,
23734 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
23736 * tree-pretty-print.c (dump_fancy_name): New function.
23737 (dump_decl_name, dump_generic_node): Use it.
23739 2016-04-13 Jason Merrill <jason@redhat.com>
23741 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
23742 * expr.c (expand_expr_real_1): Likewise.
23744 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
23746 * config/i386/i386.md (kunpckhi): Swap operands.
23747 (kunpcksi): Likewise.
23748 (kunpckdi): Likewise.
23749 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
23750 (vec_pack_trunc_<mode>): Likewise.
23752 2016-04-13 Jakub Jelinek <jakub@redhat.com>
23755 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
23757 PR middle-end/70633
23758 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
23759 gimplification turns some element into non-constant.
23762 * rtl.h (convert_memory_address_addr_space_1): New prototype.
23763 * explow.c (convert_memory_address_addr_space_1): No longer static,
23764 add NO_EMIT argument and don't call convert_modes if true, pass
23765 it down recursively, remove break after return.
23766 (convert_memory_address_addr_space): Adjust caller.
23767 * simplify-rtx.c (simplify_unary_operation_1): Call
23768 convert_memory_address_addr_space_1 instead of convert_memory_address,
23769 if it returns NULL, don't simplify.
23771 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
23774 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
23776 2016-04-12 Jakub Jelinek <jakub@redhat.com>
23778 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23779 Bump the upper SIMDLEN limits, so that if the return type or
23780 characteristic type if the return type is void can be passed in
23781 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
23784 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
23787 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
23788 Do not use "=" constraint on an input constraint.
23789 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
23790 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
23791 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
23792 generates (neg (abs ...)) instead of (abs ...).
23794 2016-04-12 Jakub Jelinek <jakub@redhat.com>
23796 PR rtl-optimization/70596
23797 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
23798 just invalidate LRA data and reset them. Adjust dump wording.
23800 2016-04-12 Martin Liska <mliska@suse.cz>
23803 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23805 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
23807 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
23808 max_loop_iterations_int.
23809 (tree_unswitch_outer_loop): Likewise.
23810 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
23811 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
23813 2016-04-12 Tom de Vries <tom@codesourcery.com>
23815 PR tree-optimization/68756
23816 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
23817 instead of new_name.
23819 2016-04-12 Jakub Jelinek <jakub@redhat.com>
23821 PR tree-optimization/70602
23822 * tree-sra.c (generate_subtree_copies): Don't write anything into
23823 constant pool decls.
23825 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
23826 regardless whether there are depend clauses or not.
23828 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23831 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
23832 target attribute and pragma from changing the -mfloat128
23833 and -mfloat128-hardware options.
23835 * doc/extend.texi (Additional Floating Types): Document PowerPC
23836 __float128 restrictions.
23838 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23841 * config/aarch64/driver-aarch64.c
23842 (aarch64_get_extension_string_for_isa_flags): New.
23843 (arch_extension): Rename to...
23844 (aarch64_arch_extension): ...This.
23845 (ext_to_feat_string): Rename to...
23846 (aarch64_extensions): ...This.
23847 (aarch64_core_data): Keep track of architecture extension flags.
23848 (cpu_data): Rename to...
23849 (aarch64_cpu_data): ...This.
23850 (aarch64_arch_driver_info): Keep track of architecture extension
23852 (get_arch_name_from_id): Rename to...
23853 (get_arch_from_id): ...This, change return type.
23854 (host_detect_local_cpu): Update and reformat for renames, handle
23855 extensions through common infrastructure.
23857 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23860 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
23861 track of a canonical flag name.
23862 (all_extensions): Likewise.
23863 (arch_to_arch_name): Also track extension flags enabled by the arch.
23864 (all_architectures): Likewise.
23865 (aarch64_parse_extension): Move to here.
23866 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
23868 (aarch64_rewrite_selected_cpu): Update for above change.
23869 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
23870 are handled, such that the single explicit value enabled by an
23871 extension is kept seperate from the implicit values it also enables.
23872 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
23874 (aarch64_parse_extension): New.
23875 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
23876 here to config/aarch64/aarch64-protos.h.
23877 (aarch64_parse_extension): Move from here to
23878 common/config/aarch64/aarch64-common.c.
23879 (aarch64_option_print): Update.
23880 (aarch64_declare_function_name): Likewise.
23881 (aarch64_start_file): Likewise.
23882 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
23883 the canonical flag for extensions.
23884 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
23887 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23889 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
23892 2016-04-09 Tom de Vries <tom@codesourcery.com>
23894 PR tree-optimization/68953
23895 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
23896 first to last subscript.
23898 2016-04-09 Jakub Jelinek <jakub@redhat.com>
23900 PR tree-optimization/70586
23901 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
23904 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
23908 PR tree-optimization/70373
23909 PR middle-end/70533
23910 PR middle-end/70534
23911 PR middle-end/70535
23912 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
23913 clauses for acc parallel reductions as necessary. Error on those
23915 * omp-low.c (scan_sharing_clauses): Don't install variables which
23916 are used in acc parallel reductions.
23917 (lower_rec_input_clauses): Remove dead code.
23918 (lower_oacc_reductions): Add support for reference reductions.
23919 (lower_reduction_clauses): Remove dead code.
23920 (lower_omp_target): Don't remap variables appearing in acc parallel
23922 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
23924 2016-04-08 Jakub Jelinek <jakub@redhat.com>
23926 PR middle-end/70593
23927 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
23928 with multiple SSA_NAME defs, force the outputs other than first
23929 to be live before calling live_track_process_def on each output.
23931 PR rtl-optimization/70574
23932 * fwprop.c (forward_propagate_and_simplify): Don't add
23933 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
23934 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
23935 paradoxical subregs within *loc.
23937 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
23939 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
23940 -ftree-parallelize-loops={0,1}.
23941 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
23942 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
23943 * config/ia64/hpux.h (LIB_SPEC): Likewise.
23944 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
23945 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
23947 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
23950 * asan.c (instrument_derefs): If we get unknown location, extract it
23951 with EXPR_LOCATION.
23952 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
23954 2016-04-08 Tom de Vries <tom@codesourcery.com>
23956 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
23957 implicit firstprivate clause.
23959 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23962 * config/arm/thumb2.md (tst + branch-> lsls + branch
23963 peephole below *orsi_not_shiftsi_si): Require that condition
23964 register is dead after the peephole.
23965 (second peephole after the above): Likewise.
23967 2016-04-08 Alan Modra <amodra@gmail.com>
23970 * builtins.c (fold_builtin_classify): For IBM extended precision,
23971 look at just the high-order double to test for NaN.
23972 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
23973 test just the high double for Inf but both doubles for subnormal
23976 2016-04-07 Jakub Jelinek <jakub@redhat.com>
23978 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
23979 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
23980 node->simdclone->mask_mode != VOIDmode masks.
23981 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
23982 earlier, use it instead of node->simdclone.
23983 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23984 Set clonei->mask_mode.
23986 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
23989 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
23990 Pass it through to cp_parser_already_scoped_statement.
23991 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
23992 it through to cp_parser_statement.
23993 (cp_parser_statement): Pass IF_P through to
23994 cp_parser_iteration_statement.
23995 (cp_parser_pragma): Adjust call to
23996 cp_parser_iteration_statement.
23998 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
24001 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
24002 resolve a future -Wparentheses warning.
24003 * omp-low.c (scan_sharing_clauses): Likewise.
24004 * tree-parloops.c (eliminate_local_variables): Likewise.
24006 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
24008 PR rtl-optimization/70398
24009 * lra-constraints.c (process_address_1): Check zero scale and code
24010 for reloading with zero scale.
24012 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
24014 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
24015 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
24017 2016-04-06 Jakub Jelinek <jakub@redhat.com>
24019 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
24020 Add support for AVX512F clones, include them by default for
24021 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
24022 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
24025 PR middle-end/70550
24026 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
24027 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
24028 firstprivate clauses.
24029 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
24030 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
24031 (lower_omp_target): Set TREE_NO_WARNING for
24032 non-addressable possibly uninitialized vars which are copied into
24033 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
24035 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
24037 * config/pa/predicates.md (integer_store_memory_operand): Accept
24038 REG+D operands with a large offset when reload_in_progress is true.
24039 (floating_point_store_memory_operand): Likewise.
24041 2016-04-05 Jakub Jelinek <jakub@redhat.com>
24044 * match.pd (nested int casts): Limit to GIMPLE.
24046 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
24049 * ipa-devirt.c (maybe_record_node): Fix comment; use
24050 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
24052 2016-04-05 Jakub Jelinek <jakub@redhat.com>
24054 PR rtl-optimization/70542
24055 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
24056 if there are any uses other than insn or debug insns.
24058 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
24059 Jakub Jelinek <jakub@redhat.com>
24061 PR tree-optimization/70509
24062 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
24063 Shift HOST_WIDE_INT_1U instead of 1.
24065 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
24067 PR tree-optimization/70509
24068 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
24069 of the vector base type for index.
24071 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
24074 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
24076 2016-04-05 Richard Biener <rguenther@suse.de>
24078 PR tree-optimization/70526
24079 * tree-sra.c (build_ref_for_offset): Use prev_base to
24080 extract the alias pointer type.
24082 2016-04-05 Richard Biener <rguenther@suse.de>
24084 * dse.c (struct store_info): Remove alias_set member.
24085 (struct read_info_type): Likewise.
24086 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
24087 spill_deleted, clear_alias_set_lookup): Remove.
24088 (get_group_info): Remove dead base == NULL_RTX case.
24089 (dse_step0): Remove initialization of removed variables.
24090 (delete_dead_store_insn): Reomve alias set dumping.
24091 (free_read_records): Remove alias_set handling.
24092 (canon_address): Remove alias_set_out parameter.
24093 (record_store): Remove spill_alias_set, it's always zero.
24094 (check_mem_read_rtx): Likewise.
24095 (dse_step2): Rename from ...
24096 (dse_step2_nospill): ... this. Adjust.
24097 (scan_stores): Rename from ...
24098 (scan_stores_nospill): ... this.
24099 (scan_reads): Rename from ...
24100 (scan_reads_nospill): ... this.
24101 (scan_stores_spill, scan_reads_spill): Remove.
24102 (dse_step3_scan): Remove for_spills argument which is always false.
24103 (dse_step3): Likewise.
24104 (dse_step5): Rename from ...
24105 (dse_step5_nospill): ... this. Remove alias_set handling.
24106 (rest_of_handle_dse): Adjust.
24108 2016-04-05 Jakub Jelinek <jakub@redhat.com>
24111 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
24112 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
24113 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
24114 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
24116 2016-04-05 Richard Biener <rguenther@suse.de>
24118 PR middle-end/70499
24119 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
24120 non-register type temporaries into SSA.
24122 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
24125 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
24126 calls when sanitizing.
24127 (possible_polymorphic_call_target_p): Fix formatting.
24129 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24130 Jakub Jelinek <jakub@redhat.com>
24132 PR middle-end/70457
24133 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
24134 to ensure a call statement is compatible with a built-in's
24136 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
24139 2016-04-04 Richard Biener <rguenther@suse.de>
24141 PR rtl-optimization/70484
24142 * rtl.h (canon_output_dependence): Declare.
24143 * alias.c (canon_output_dependence): New function.
24144 * dse.c (record_store): Use canon_output_dependence rather
24145 than canon_true_dependence.
24147 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
24150 * cgraph.h (symtab_node::copy_visibility_from): New function.
24151 * symtab.c (symtab_node::copy_visibility_from): New function.
24152 * ipa-visibility.c (optimize_weakref): New function.
24153 (function_and_variable_visibility): Use it.
24155 2016-04-04 Martin Liska <mliska@suse.cz>
24158 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
24159 value that is really in range handled by SBR instruction.
24160 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
24161 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
24162 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
24164 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
24168 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
24169 set, but not for SP_REG operands.
24171 2016-04-02 Martin Sebor <msebor@redhat.com>
24174 * fold-const.c (maybe_nonzero_address): New function.
24175 (fold_comparison): Call it. Fold equality and relational
24176 expressions involving null pointers.
24177 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
24179 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
24181 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
24182 the "Y" constraint (scalar FP 0.0 immediate).
24184 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
24185 Add the "const_double" to the list of operand constraints.
24187 2016-04-01 Jakub Jelinek <jakub@redhat.com>
24189 PR rtl-optimization/70467
24190 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
24191 If low word of the last operand is 0, just emit addition/subtraction
24194 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24197 * config/s390/s390.c (s390_expand_insv): Check for everything
24198 constant instead of just VOIDmode stuff.
24200 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24203 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
24205 2016-04-01 Nathan Sidwell <nathan@acm.org>
24207 * tree.def (TRY_CATCH_EXPR): Correct documentation.
24209 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
24211 PR rtl-optimization/70461
24212 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
24215 2016-03-31 Martin Liska <mliska@suse.cz>
24218 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
24219 a tree value or an immediate integer value to a buffer
24220 that is eventually copied to a BRIG section.
24221 (emit_immediate_operand): Call the function here.
24222 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
24223 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
24224 of class' fields that are removed.
24225 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
24226 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
24227 m_brig_repr_size fields.
24229 2016-03-31 Martin Liska <mliska@suse.cz>
24232 * hsa-gen.c (hsa_function_representation::update_dominance): New
24234 (convert_addr_to_flat_segment): Likewise.
24235 (gen_hsa_memory_set): New alignment argument.
24236 (gen_hsa_ctor_assignment): Likewise.
24237 (gen_hsa_insns_for_single_assignment): Provide alignment
24238 to gen_hsa_ctor_assignment.
24239 (gen_hsa_insns_for_direct_call): Add new argument.
24240 (expand_lhs_of_string_op): New function.
24241 (expand_string_operation_builtin): Likewise.
24242 (expand_memory_copy): New function.
24243 (expand_memory_set): New function.
24244 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
24245 (convert_switch_statements): Change signature.
24246 (generate_hsa): Use a return value of the function.
24247 (pass_gen_hsail::execute): Do not call
24248 convert_switch_statements here.
24249 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
24250 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
24251 (hsa_function_representation::update_dominance): New function.
24253 2016-03-31 Martin Liska <mliska@suse.cz>
24256 * hsa-brig.c (emit_directive_variable): Emit alignment
24257 according to hsa_symbol::m_align.
24258 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
24259 (dump_hsa_symbol): Dump alignment of HSA symbols.
24260 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
24261 (gen_hsa_addr_with_align): New function.
24262 (hsa_bitmemref_alignment): Use newly added function.
24263 (gen_hsa_insns_for_load): Likewise.
24264 (gen_hsa_insns_for_store): Likewise.
24265 (gen_hsa_memory_copy): New argument added.
24266 (gen_hsa_insns_for_single_assignment): Respect
24267 alignment for assignments processed via gen_hsa_memory_copy.
24268 (gen_hsa_insns_for_direct_call): Likewise.
24269 (gen_hsa_insns_for_return): Likewise.
24270 (gen_function_def_parameters): Set default alignment.
24271 * hsa.c (hsa_object_alignment): New function.
24272 (hsa_byte_alignment): Pasted function.
24273 * hsa.h (hsa_symbol::m_align): New field.
24275 2016-03-31 Bin Cheng <bin.cheng@arm.com>
24277 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
24278 scratch field for goto case.
24280 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
24282 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
24284 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
24287 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
24288 (scalar_chain::convert_insn): Call convert_op for reg
24289 moves to handle undefined registers.
24291 2016-03-31 Nathan Sidwell <nathan@acm.org>
24294 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
24295 Assert we don't want to move backwards.
24297 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
24300 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
24302 2016-03-31 Jakub Jelinek <jakub@redhat.com>
24304 PR rtl-optimization/70460
24305 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
24306 with operand from REG_LABEL_OPERAND, instead substitute
24307 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
24308 Don't do anything for REG_NON_LOCAL_GOTO jumps.
24310 2016-03-31 Martin Liska <mliska@suse.cz>
24312 * passes.c (execute_one_pass): Do not call
24313 todo_after for a discarded function.
24315 2016-03-31 Bin Cheng <bin.cheng@arm.com>
24317 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
24318 (no_cost, infinite_cost): Initialize the new field.
24319 (get_computation_cost_at): Record setup cost.
24320 (determine_use_iv_cost_address): Skip cost computation for sub
24321 uses if we can estimate it without losing accuracy.
24323 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
24325 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
24327 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
24328 max_loop_iterations_int.
24329 (tree_unswitch_outer_loop): Likewise.
24330 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
24331 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
24333 2016-03-30 Richard Biener <rguenther@suse.de>
24335 PR middle-end/70450
24336 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
24338 2016-03-30 Jakub Jelinek <jakub@redhat.com>
24341 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
24342 in gen_blendm expander.
24344 2016-03-30 Nick Clifton <nickc@redhat.com>
24347 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
24348 case where we are already provided with an SImode SUBREG.
24350 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
24353 * config/i386/i386.c (ix86_expand_epilogue): Properly check
24354 conflict between DRAP register and __builtin_eh_return.
24356 2016-03-30 Michael Matz <matz@suse.de>
24357 Richard Biener <rguenther@suse.de>
24360 * ipa-polymorphic-call.c (struct type_change_info): Change
24361 speculative to an unsigned allowing to limit the work we do.
24362 (csftc_abort_walking_p): New inline function..
24363 (check_stmt_for_type_change): Limit the number of may-defs
24364 skipped for speculative devirtualization to
24365 max-speculative-devirt-maydefs.
24366 * params.def (max-speculative-devirt-maydefs): New param.
24367 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
24369 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
24372 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
24375 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
24377 PR tree-optimization/59124
24378 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
24379 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
24381 2016-03-29 Jeff Law <law@redhat.com>
24383 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
24385 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24387 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
24390 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
24392 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
24393 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
24394 gcrt0.o if linking dynamically.
24396 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24399 * ipa-devirt.c (methods_equal_p): New function.
24400 (compare_virtual_tables): Use it.
24401 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
24402 * cgraphclones.c (clone_function_name_1): Use
24403 symbol_table::symbol_suffix_separator.
24404 * coverage.c (build_var): Likewise.
24405 * symtab.c (symbol_table::symbol_suffix_separator): New.
24407 2016-03-29 Jakub Jelinek <jakub@redhat.com>
24409 PR rtl-optimization/70429
24410 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
24411 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
24412 mode != result_mode.
24415 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
24417 PR tree-optimization/70405
24418 * ssa-iterators.h (num_imm_uses): Add missing braces.
24420 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
24422 PR rtl-optimization/68695
24423 * ira-color.c (allocno_copy_cost_saving): New.
24424 (improve_allocation): Use it.
24426 2016-03-29 Richard Henderson <rth@redhat.com>
24428 PR middle-end/70355
24429 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
24431 2016-03-29 Richard Biener <rguenther@suse.de>
24433 PR middle-end/70424
24434 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
24435 use alignment returned by get_pointer_alignment_1 if it is
24436 bigger than BITS_PER_UNIT.
24437 * builtins.c (get_pointer_alignment_1): Do not return true
24438 for alignment extracted from SSA info.
24440 2016-03-28 James Bowman <james.bowman@ftdichip.com>
24442 * config/ft32/ft32.opt (mnodiv): New.
24443 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
24444 * doc/invoke.texi (FT32 Options -mnodiv): New.
24446 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
24449 * config/i386/i386.md (define_split, andn): Fix modes.
24451 2016-03-26 Richard Biener <rguenther@suse.de>
24452 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24455 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
24457 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
24458 as 2nd argument to cl_optimization_restore().
24460 2016-03-25 Richard Henderson <rth@redhat.com>
24463 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
24464 * config/aarch64/aarch64-protos.h: Declare it.
24465 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
24467 2016-03-25 Alan Modra <amodra@gmail.com>
24470 * config/rs6000/constraints.md (j): Simplify.
24471 * config/rs6000/predicates.md (easy_fp_constant): Exclude
24473 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
24474 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
24475 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
24476 in all constraint alternatives.
24477 (movtd_64bit_nodm): Delete "j" constraint alternative.
24479 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
24481 * tree-ssa-propagate.c: Enhance docs for
24482 SSA_PROP_NOT_INTERESTING.
24484 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
24486 * doc/extend.texi: Fix typo in documentation to pure attribute.
24488 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
24491 * config/pa/pa.md (bswapdi2): Use a scratch register.
24493 2016-03-24 Richard Henderson <rth@redhat.com>
24495 PR middle-end/69845
24496 * fold-const.c (extract_muldiv_1): Correct test for multiplication
24499 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
24501 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
24502 using ix86_expand_binary_operator instead of gen_andsi3.
24504 2016-03-24 Richard Biener <rguenther@suse.de>
24506 PR tree-optimization/70396
24507 * tree-vect-stmts.c (vectorizable_comparison): Use
24508 get_vectype_for_scalar_type.
24510 2016-03-24 Richard Biener <rguenther@suse.de>
24512 PR middle-end/70370
24513 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
24514 with register bases.
24516 2016-03-24 Richard Biener <rguenther@suse.de>
24518 PR tree-optimization/70372
24519 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
24520 build_all_ones_cst to also handle vector types correctly.
24522 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
24525 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
24528 2016-03-23 Marek Polacek <polacek@redhat.com>
24531 * doc/invoke.texi: Document -Wignored-attributes.
24533 2016-03-23 Bin Cheng <bin.cheng@arm.com>
24535 PR tree-optimization/69042
24536 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
24537 parameter from 30 to 40.
24539 2016-03-23 Bin Cheng <bin.cheng@arm.com>
24541 PR tree-optimization/69042
24542 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
24543 for use with constant offset stripped in base.
24545 2016-03-23 Richard Biener <rguenther@suse.de>
24547 PR middle-end/70251
24548 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
24549 mode compatibility check.
24550 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
24552 2016-03-23 Jeff Law <law@redhat.com>
24554 PR tree-optimization/64058
24555 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
24557 (struct ssa_conflicts): Move up earlier in the file.
24558 (conflicts_, var_map_): New static variables.
24559 (initialize_conflict_count): New function to initialize the
24560 CONFLICT_COUNT field for each conflict pair.
24561 (compare_pairs): Lazily initialize the conflict count and use it
24562 as the first tie-breaker.
24563 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
24564 and wipe conflicts_ and map_ around the call to qsort. Remove
24565 special case for 2 coalesce pairs.
24566 * bitmap.c (bitmap_count_unique_bits): New function.
24567 (bitmap_count_bits_in_word): New function, extracted from
24569 (bitmap_count_bits): Use bitmap_count_bits_in_word.
24570 * bitmap.h (bitmap_count_unique_bits): Declare it.
24572 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
24575 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
24576 transparent alias chain for decl assembler name.
24577 * config/sol2.c (solaris_assemble_visibility): Likewise.
24579 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24581 * config/arm/arm1020e.md (1020call_op): Reduce reservation
24583 (v10_fdivs): Likewise.
24584 (v10_fdivd): Likewise.
24586 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24589 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
24590 to not call fclose twice on file.
24592 2016-03-23 Jakub Jelinek <jakub@redhat.com>
24594 PR tree-optimization/70354
24595 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
24596 oprnd0 is wider than oprnd1 and there is a cast from the wider
24597 type to oprnd1, mask it with the mask of the narrower type.
24600 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
24601 Optimize TARGET_STV splitters, if high or low word of last argument
24604 2016-03-22 Jeff Law <law@redhat.com>
24607 tree-ssa-threadbackward.c
24608 (fsm_find_control_statement_thread_paths): Correctly distinguish
24609 between old style jump threads vs FSM jump threads.
24611 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
24614 * config/i386/i386.c (scalar_chain::convert_op): Support
24615 uninitialized register usage case.
24617 2016-03-22 Richard Biener <rguenther@suse.de>
24619 PR middle-end/70251
24620 * genmatch.c (gen_transform): Adjust last parameter to a three-state
24622 (capture::gen_transform): ... to change behavior when substituting
24623 a condition into cond or not-cond expr context.
24624 (dt_simplify::gen_1): Adjust.
24625 * gimple-match-head.c: Include gimplify.h for unshare_expr.
24626 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
24627 last change and instead change to
24628 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
24629 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
24631 2016-03-22 Anthony Green <green@moxielogic.com>
24633 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
24634 issue for moxiebox targets.
24635 (CC1PLUS_SPEC): Ditto.
24637 2016-03-22 Richard Biener <rguenther@suse.de>
24639 PR middle-end/70333
24640 * fold-const.c (extract_muldiv_1): Properly perform multiplication
24643 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
24645 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
24647 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
24650 * config/i386/i386.c (def_builtin): Handle
24651 OPTION_MASK_ISA_AVX512VL to be and-ed with other
24653 (const struct builtin_description bdesc_special_args[]):
24654 Remove duplicate ISA bits.
24656 2016-03-22 Jakub Jelinek <jakub@redhat.com>
24659 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
24660 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
24661 in a way that works also for AVX512BW.
24664 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
24665 instead of source if operands[1] is xmm16 and above and
24666 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
24667 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
24670 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
24671 on assign if (*from_p) is a comparison, set it to
24672 TREE_NO_WARNING (*from_p).
24674 2016-03-21 Jakub Jelinek <jakub@redhat.com>
24676 PR middle-end/70326
24677 * lra.c (restore_scratches): Ignore deleted insns.
24679 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
24680 Jakub Jelinek <jakub@redhat.com>
24682 PR tree-optimization/70317
24683 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
24686 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
24689 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
24690 of ix86_expand_move.
24692 (movti): Use general_operand for operand 1 predicate.
24694 2016-03-21 Martin Liska <mliska@suse.cz>
24696 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
24698 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
24700 2016-03-21 Martin Liska <mliska@suse.cz>
24703 * ipa-icf.c (sem_function::parse): Skip static
24704 constructors and destructors.
24706 2016-03-21 Jakub Jelinek <jakub@redhat.com>
24709 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
24710 function-like macro, peek following token(s) if it is followed
24711 by CPP_OPEN_PAREN token with optional padding in between, and
24712 if not, don't treat it like a macro.
24714 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
24715 Alexander Monakov <amonakov@ispras.ru>
24717 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
24718 for the stabs debug format.
24720 2016-03-21 Richard Biener <rguenther@suse.de>
24722 PR tree-optimization/70310
24723 * tree-vect-generic.c (expand_vector_condition): Fold the built
24726 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
24729 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
24730 Block third alternative for AVX-512VL target,
24732 2016-03-21 Martin Liska <mliska@suse.cz>
24735 * hsa-brig.c (emit_function_directives): Mark unemitted
24736 global variables for emission.
24737 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
24738 (get_symbol_for_decl): Likewise.
24739 * hsa.h (struct hsa_symbol): New flag.
24741 2016-03-21 Richard Biener <rguenther@suse.de>
24743 PR tree-optimization/70288
24744 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
24745 we do not estimate unsimplified all-constant conditionals or
24746 switches as optimized away.
24748 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
24750 PR rtl-optimization/69102
24751 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
24752 when we have a readonly dependency context.
24754 2016-03-18 Jeff Law <law@redhat.com>
24756 PR rtl-optimization/70263
24757 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
24758 (update_equiv_regs): When trying to move a store to after the insn
24759 that sets the source of the store, make sure the store occurs after
24760 the insn that sets the source of the store. When successful note
24761 the REG_EQUIV note created in the dump file.
24763 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
24764 Bernd Schmidt <bschmidt@redhat.com>
24766 * doc/extend.texi: Document more potential problems with basic asms.
24768 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
24770 PR rtl-optimization/70278
24771 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
24774 2016-03-18 Jason Merrill <jason@redhat.com>
24776 * calls.c (load_register_parameters): Fix zero size sibcall logic.
24778 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
24780 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
24781 values to 128b regs.
24783 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
24785 PR tree-optimization/70252
24786 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
24787 boolean vector has a proper number of elements.
24788 (supportable_narrowing_operation): Likewise.
24790 2016-03-18 Tom de Vries <tom@codesourcery.com>
24793 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
24795 2016-03-18 Jakub Jelinek <jakub@redhat.com>
24797 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
24798 instead of replace_rtx for DEBUG_INSNs.
24800 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24802 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
24803 load type reservations.
24805 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
24808 * config/pa/constraints.md: Revert 2015-02-13 change. Use
24809 define_constraint for "Q" and "T" constraints.
24811 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
24813 Tweak the pipeline model for Exynos M1
24815 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
24818 2016-03-17 David Malcolm <dmalcolm@redhat.com>
24821 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
24822 where one or both locations aren't within a line_map.
24824 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
24827 * opts.c (finish_options): Don't set flag_pie to the default if
24828 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
24831 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
24833 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
24834 true as ALL_REGS argument to replace_rtx.
24836 2016-03-17 Richard Biener <rguenther@suse.de>
24839 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
24842 2016-03-17 Jakub Jelinek <jakub@redhat.com>
24845 * rtl.h (replace_rtx): Add ALL_REGS argument.
24846 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
24847 equality and assert mode is the same, instead of just rtx pointer
24849 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
24850 true as ALL_REGS argument to replace_rtx.
24852 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
24854 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
24855 for boolean vector with vector mode only.
24856 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
24858 2016-03-17 Nick Clifton <nickc@redhat.com>
24861 * config/rx/rx.c (rx_print_integer): Print negative constants in
24864 2016-03-17 Jakub Jelinek <jakub@redhat.com>
24867 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
24869 2016-03-16 Richard Henderson <rth@redhat.com>
24870 Richard Biener <rguenth@suse.de>
24872 PR middle-end/70240
24873 PR middle-end/68215
24875 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
24876 first operand as is_gimple_condexpr.
24878 PR middle-end/70240
24879 PR middle-end/68215
24881 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
24882 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
24883 Do not gimplify the result.
24884 (do_unop): Adjust call to tree_vec_extract.
24885 (do_binop): Likewise.
24886 (do_compare): Likewise.
24887 (do_plus_minus): Likewise.
24888 (do_negate): Likewise.
24889 (expand_vector_condition): Likewise.
24890 (do_cond): Likewise.
24892 2016-03-16 Richard Henderson <rth@redhat.com>
24895 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
24896 (aarch64_classify_address): Use it.
24897 (aarch64_legitimize_address): Force all subexpressions of PLUS
24898 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
24900 2016-03-16 Jakub Jelinek <jakub@redhat.com>
24901 Richard Biener <rguenth@suse.de>
24904 * rtlanal.c (replace_rtx): For REG, if from is a REG,
24905 return to even if only REGNO is equal, and assert
24908 2016-03-11 Jeff Law <law@redhat.com>
24910 PR rtl-optimization/70224
24911 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
24913 2016-03-16 Richard Henderson <rth@redhat.com>
24915 PR middle-end/70199
24916 * function.h (struct function): Add has_forced_label_in_static.
24917 * gimplify.c (force_labels_r): Set it.
24918 * lto-streamer-in.c (input_struct_function_base): Read it.
24919 * lto-streamer-out.c (output_struct_function_base): Write it.
24920 * tree-inline.c (has_label_address_in_static_1): Remove.
24921 (copy_forbidden): Remove fndecl parameter; test
24922 has_forced_label_in_static.
24923 (inline_forbidden_p): Update call to copy_forbidden.
24924 (tree_versionable_function_p): Likewise.
24925 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
24926 (chkp_versioning): Likewise.
24927 * tree-inline.h (copy_forbidden): Update decl.
24929 2016-03-16 Marek Polacek <polacek@redhat.com>
24932 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
24933 function being thunked if the result type doesn't have fixed size.
24934 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
24935 doesn't have fixed size.
24937 2016-03-16 Bin Cheng <bin.cheng@arm.com>
24939 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
24940 reporting malformed loop nest.
24942 2016-03-16 Tom de Vries <tom@codesourcery.com>
24945 * ipa-devirt.c (possible_polymorphic_call_targets): Move
24946 nodes.length () == 1 test to before first nodes[0] access.
24948 2016-03-16 Tom de Vries <tom@codesourcery.com>
24950 PR tree-optimization/68715
24951 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
24952 single_pred_p test.
24954 2016-03-16 Tom de Vries <tom@codesourcery.com>
24956 PR tree-optimization/68809
24957 * graphite-scop-detection.c (same_close_phi_node): Test if result types
24960 2016-03-16 Carlos O'Donell <carlos@redhat.com>
24961 Sandra Loosemore <sandra@codesourcery.com>
24963 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
24964 on leaf attribute. Mention ELF interposition problems.
24966 2016-03-16 Alan Modra <amodra@gmail.com>
24968 PR rtl-optimization/69195
24969 PR rtl-optimization/47992
24970 * ira.c (indirect_jump_optimize): Ignore artificial defs.
24973 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
24976 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
24978 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24980 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
24982 2016-03-15 Jakub Jelinek <jakub@redhat.com>
24984 PR rtl-optimization/70222
24985 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
24986 optimization if mode is different from result_mode, queue up masking
24987 of the result in outer_op. Formatting fix.
24989 PR middle-end/70239
24990 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
24993 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24995 PR rtl-optimization/69032
24996 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
24997 looping backwards over basic block insns.
24999 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
25002 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
25003 to non-speculative when propagating trap bits.
25005 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
25007 PR rtl-optimization/63384
25008 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
25009 DEBUG_INSN_P insns.
25011 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
25014 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
25015 factored out from ...
25016 (sched_analyze_insn): ... here.
25017 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
25018 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
25019 get_implicit_reg_pending_clobbers in it.
25020 (setup_id_reg_sets): Use setup_id_implicit_regs.
25021 (deps_init_id): Ditto.
25023 2016-03-15 Tom de Vries <tom@codesourcery.com>
25026 * cgraph.c (cgraph_node::get_body): Save, reset and restore
25028 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
25029 execute_function_dump.
25030 (execute_one_pass): Don't dump function if it will be dumped after ipa
25033 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
25035 * genrecog.c (match_pattern_2): If pred is NULL don't call
25036 safe_predicate_mode on it.
25038 2016-03-14 Jakub Jelinek <jakub@redhat.com>
25040 PR middle-end/70219
25041 * lra-constraints.c (delete_move_and_clobber): Change assertion
25042 to also allow dregno == 0.
25044 2016-03-14 Richard Henderson <rth@redhat.com>
25047 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
25048 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
25049 (reassociate_bb): Use optimize_vec_cond_expr; avoid
25050 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
25053 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
25056 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
25058 (lra_create_live_ranges_1): initialize hard register biggest_mode to
25060 * lra-constraints.c (split_reg): For hard regs, try to find the
25061 biggest single-register mode used in the function.
25063 2016-03-14 Richard Biener <rguenther@suse.de>
25065 PR tree-optimization/56365
25066 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
25067 constants to compare against.
25069 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
25072 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
25073 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
25074 (define_split for the GPR case): Use int_reg_operand instead of
25075 gpc_reg_operand for the output.
25077 2016-03-14 Tom de Vries <tom@codesourcery.com>
25079 PR tree-optimization/70045
25080 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
25081 create_empty_if_region_on_edge argument.
25083 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
25085 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
25086 (STACK_CHECK_PROTECT): Likewise.
25087 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
25088 (STACK_CHECK_PROTECT): Likewise.
25089 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
25090 (STACK_CHECK_PROTECT): Likewise.
25091 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
25092 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
25093 (STACK_CHECK_PROTECT): Likewise.
25095 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
25097 PR rtl-optimization/69307
25098 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
25099 registers in modes that span more than one register.
25101 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
25104 * lra-constraints.c (delete_move_and_clobber): New.
25105 (remove_inheritance_pseudos): Use it.
25107 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
25110 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
25111 the libcall is LCT_THROW.
25112 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
25113 for the checking routine.
25115 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
25118 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
25119 optimization if we have direct move.
25120 (roundu32<mode>2_fprs): Likewise.
25122 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
25125 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
25127 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
25128 Arguments swapped. All callers changed. Take reg_renumber into
25129 account, and Calculate and compare register ranges for hard regs.
25131 2016-03-11 Jeff Law <law@redhat.com>
25133 PR tree-optimization/70190
25134 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25135 Handle cases where we can not extract the taken edge, even though we
25136 found a constant value.
25138 PR tree-optimization/64058
25139 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
25140 (num_coalesce_pairs): Move up earlier in file.
25141 (find_coalesce_pair): Initialize the INDEX field for each pair
25143 (compare_pairs): No longer sort on the elements in each pair.
25144 Instead break ties with the index of the coalesce pair.
25146 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25149 * config/aarch64/aarch64-protos.h
25150 (aarch64_save_restore_target_globals): New prototype.
25151 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
25152 Call the above when popping pragma.
25153 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
25155 (aarch64_set_current_function): Rewrite using the above.
25157 2016-03-11 Jakub Jelinek <jakub@redhat.com>
25159 PR tree-optimization/70177
25160 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
25161 (extract_ops_from_tree): ... this. In the 2 argument
25162 overload remove _1 suffix.
25163 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
25164 (extract_ops_from_tree): ... this.
25165 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
25167 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
25168 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
25169 extract_ops_from_tree instead of 2 operand one.
25171 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
25173 PR tree-optimization/70013
25174 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
25175 for constant-pool entries.
25177 2016-03-11 Jakub Jelinek <jakub@redhat.com>
25179 PR rtl-optimization/70174
25180 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
25181 followed by gen_lowpart on force_reg instead of just gen_lowpart.
25183 PR tree-optimization/70169
25184 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
25185 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
25188 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
25189 Jakub Jelinek <jakub@redhat.com>
25192 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
25193 of uninitialized values.
25195 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25197 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
25199 ("*trunctddd2"): New pattern definition.
25200 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
25203 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25205 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
25206 definitions for BFP and DFP rounding modes.
25207 ("fixuns_truncdddi2", "fixuns_trunctddi2")
25208 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
25209 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
25210 ("fix_trunctf<mode>2"): Use the new constants instead of magic
25213 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25215 * config/s390/constraints.md: Adjust comment.
25216 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
25217 s390_decompose_addrstyle_without_index.
25218 * config/s390/predicates.md (shift_count_or_setmem_operand):
25219 Rename to setmem_operand.
25220 * config/s390/s390-protos.h
25221 (s390_decompose_shift_count): Rename to
25222 s390_decompose_addrstyle_without_index.
25223 * config/s390/s390.c (s390_decompose_shift_count)
25224 (s390_mem_constraint, print_shift_count_operand)
25225 (print_operand_address, print_operand): Rename
25226 s390_decompose_shift_count to
25227 s390_decompose_addrstyle_without_index and rename
25228 print_shift_count_operand to print_addrstyle_operand troughout the
25230 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
25231 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
25232 Rename shift_count_or_setmem_operand to setmem_operand.
25233 * config/s390/vx-builtins.md ("vec_insert<mode>")
25234 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
25237 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25240 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
25241 Handle overlapping retval and newval.
25243 2016-03-10 Nick Clifton <nickc@redhat.com>
25246 * config/aarch64/aarch64.c
25247 (aarch64_override_options_after_change_1): When forcing
25248 flag_omit_frame_pointer to be true, use a special value that can
25249 be detected if this function is called again, thus preventing
25250 flag_omit_leaf_frame_pointer from being forced to be false.
25252 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25254 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
25255 Set x_flag_omit_leaf_frame_pointer when handling
25256 -momit-leaf-frame-pointer.
25258 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25261 * cgraph.c (cgraph_node::dump): Dump split_part and
25262 indirect_call_target.
25263 * cgraph.h (cgraph_node): Add indirect_call_target flag.
25264 * ipa.c (has_addr_references_p): Cleanup.
25265 (is_indirect_call_target_p): New.
25266 (walk_polymorphic_call_targets): Do not mark virtuals that may be
25267 called indirectly as local.
25268 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
25270 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25273 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
25274 on cxa_pure_virtual.
25276 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25279 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
25281 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25284 * tree.c (need_assembler_name_p): Only record main variant type names.
25286 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
25289 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
25290 Always define to 0 or 1.
25291 (TARGET_FIX_ERR_A53_843419): New macro.
25292 * config/aarch64/aarch64-elf-raw.h
25293 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
25294 * config/aarch64/aarch64-linux.h: Likewise.
25295 * config/aarch64/aarch64.c
25296 (aarch64_override_options_after_change_1): Do not default
25297 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
25299 (aarch64_attributes): Handle fix-cortex-a53-843419.
25300 (aarch64_can_inline_p): Likewise.
25301 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
25303 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
25304 Jakub Jelinek <jakub@redhat.com>
25306 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
25307 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
25308 DECL_COMMONS if flag_unconstrained_commons is set.
25309 * tree-dfa.c (get_ref_base_and_extent): Likewise.
25310 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
25311 (funconstrained-commons): Document.
25313 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
25315 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
25316 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
25318 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
25320 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
25321 has a proper number of elements.
25323 2016-03-10 Alan Modra <amodra@gmail.com>
25325 PR rtl-optimization/69195
25326 PR rtl-optimization/47992
25327 * ira.c (recorded_label_ref): Delete.
25328 (update_equiv_regs): Return void.
25329 (indirect_jump_optimize): New function.
25330 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
25331 before regstat_compute_ri. Don't rebuild_jump_labels here.
25332 Delete update_regstat.
25334 2016-03-10 Richard Biener <rguenther@suse.de>
25336 PR tree-optimization/70128
25337 * tree-ssa-structalias.c (set_uids_in_ptset): Set
25338 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
25340 2016-03-09 Jakub Jelinek <jakub@redhat.com>
25342 PR tree-optimization/70152
25343 * tree-sra.c (replace_removed_params_ssa_names): Copy over
25344 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
25347 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
25348 instead of gen_sse2_loadlpd.
25349 * config/i386/sse.md (*vec_concatv2df): Rename to...
25350 (vec_concatv2df): ... this.
25352 PR tree-optimization/70127
25353 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
25355 2016-03-09 David Malcolm <dmalcolm@redhat.com>
25359 * diagnostic-show-locus.c (compatible_locations_p): New function.
25360 (layout::layout): Sanitize ranges using compatible_locations_p.
25362 2016-03-09 David Malcolm <dmalcolm@redhat.com>
25366 * diagnostic-show-locus.c (layout_range::layout_range): Replace
25367 location_range param with three const expanded_locations * and a
25369 (layout::layout): Replace call to
25370 rich_location::lazily_expand_location with get_expanded_location.
25371 Extract the range and perform location expansion here, passing
25372 the results to the layout_range ctor.
25373 * diagnostic.c (source_range::debug): Delete.
25374 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
25375 of rich_location::get_expanded_location.
25376 * gcc-rich-location.c (get_range_for_expr): Delete.
25377 (gcc_rich_location::add_expr): Reimplement to avoid the
25378 rich_location::add_range overload that took a location_range,
25379 passing a location_t instead.
25381 2016-03-09 Richard Biener <rguenther@suse.de>
25382 Jakub Jelinek <jakub@redhat.com>
25384 PR tree-optimization/70138
25385 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25386 Also skip vect_double_reduction_def.
25388 2016-03-09 Jakub Jelinek <jakub@redhat.com>
25391 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
25392 if the operand is "m".
25394 2016-03-09 Nathan Sidwell <nathan@acm.org>
25396 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
25398 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
25400 * config/i386/i386.c (processor_target_table): Fix cost table
25401 intialization order for znver1.
25403 2016-03-08 Jakub Jelinek <jakub@redhat.com>
25405 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
25406 - becuase -> because.
25407 * ipa-reference.c (ignore_module_statics): Likewise.
25408 * cgraph.c (cgraph_node::get_body): Likewise.
25409 * ipa-inline.c (early_inliner): Likewise.
25410 * ipa-devirt.c (types_same_for_odr): Likewise.
25411 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
25412 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
25414 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25416 * tree-ssa-math-opts.c: Fix typo in comment.
25418 2016-03-08 Jakub Jelinek <jakub@redhat.com>
25421 * config/i386/i386.c (scalar_chain::make_vector_copies,
25422 scalar_chain::convert_reg): Call end_sequence in between
25423 get_insns and emit_conversion_insns rather than after both
25426 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
25429 * config/i386/i386.h (machine_function): Add
25430 pc_thunk_call_expanded flag.
25431 (ix86_pc_thunk_call_expanded): New define.
25432 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
25433 (*set_got): Rename insn pattern from set_got.
25434 (*set_got_labelled): Rename inst pattern from set_got_labelled.
25435 * config/i386/i386.c (ix86_compute_frame_layout): Use
25436 ix86_pc_thunk_call_expanded to prevent red-zone.
25438 2016-03-07 Martin Jambor <mjambor@suse.cz>
25440 * hsa.h (hsa_get_ctor_statements): Declare.
25441 (hsa_get_dtor_statements): Likewise.
25442 (hsa_get_kernel_dispatch_type): Likewise.
25443 * hsa.c (hsa_get_ctor_statements): New function.
25444 (hsa_get_dtor_statements): Likewise.
25445 (hsa_get_kernel_dispatch_type): Likewise.
25446 * hsa-brig.c (hsa_cdtor_statements): Removed.
25447 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
25448 hsa_get_dtor_statements.
25449 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
25450 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
25452 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
25454 * config/arm/arm-cores.def (cortex-r8): New.
25455 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
25456 * config/arm/arm-tune.md: Likewise.
25457 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
25459 2016-03-07 Martin Sebor <msebor@redhat.com>
25461 PR rtl-optimization/19705
25462 * doc/invoke.texi (Options That Control Optimization): Clarify
25463 -fno-branch-count-reg.
25465 2016-02-26 Richard Biener <rguenther@suse.de>
25466 Jeff Law <law@redhat.com>
25468 PR tree-optimization/69740
25469 * cfghooks.c (remove_edge): Request loop fixups if we delete
25470 an edge that might turn an irreducible loop into a natural
25472 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
25473 Move after definition of loops_state_clear.
25475 2016-03-07 Bin Cheng <bin.cheng@arm.com>
25477 PR rtl-optimization/69052
25478 * rtlanal.c (commutative_operand_precedence): Set higher precedence
25481 2016-03-07 Tom de Vries <tom@codesourcery.com>
25483 PR tree-optimization/70116
25484 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
25485 is_tm_ending stmts and ubsan/asan internal functions.
25486 (find_duplicate): Use it. Don't test is_tm_ending here.
25488 2016-03-07 Richard Biener <rguenther@suse.de>
25490 PR tree-optimization/70115
25491 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
25492 (propagate_constants_for_unrolling): Use replace_uses_by.
25494 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
25496 PR middle-end/69916
25497 * omp-low.c (struct oacc_loop): Add ifns.
25498 (new_oacc_loop_raw): Initialize it.
25499 (finish_oacc_loop): Clear mask & flags if no ifns.
25500 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
25501 (oacc_loop_xform_loop): Add ifns arg & adjust.
25502 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
25504 2016-03-07 Richard Henderson <rth@redhat.com>
25507 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
25508 (insert_value_copy_on_edge): Likewise.
25510 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25512 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
25514 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25517 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
25519 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
25521 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
25523 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
25525 Fix sseimul type attribute.
25526 * config/i386/znver1.md
25527 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
25528 znver1_sseimul_avx256_load) : Fix the type attribute.
25529 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
25530 pipe usage and latency.
25532 2016-03-05 Jakub Jelinek <jakub@redhat.com>
25535 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
25536 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
25539 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
25542 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
25544 PR rtl-optimization/69941
25545 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
25546 the reg share its mode.
25548 2016-03-04 Jeff Law <law@redhat.com>
25550 PR tree-optimization/69196
25551 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25552 If the both SSA_NAMEs are anonymous, then consider them unassociated
25553 and include the PHI in the statement count.
25555 2016-03-05 Tom de Vries <tom@codesourcery.com>
25557 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
25558 construct in oacc routine. Check for oacc region in oacc routine.
25560 2016-03-04 Jakub Jelinek <jakub@redhat.com>
25563 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
25564 2016-02-22 changes, instead don't recurse if RECUR is already true.
25565 Don't change *dynamic_check if RECUR. Adjust recursive caller
25566 to pass true to the new argument.
25567 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
25570 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
25571 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
25573 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
25575 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
25577 PR rtl-optimization/57676
25578 * lra-assigns.c (lra_assign): Guard test for maximum iterations
25579 with flag_checking.
25581 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
25583 * tree-vect-patterns.c (search_type_for_mask): Handle
25584 comparison of booleans.
25586 2016-03-04 Jakub Jelinek <jakub@redhat.com>
25588 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
25592 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
25593 all other ops that have dw_val_class_die_ref operands,
25594 and DW_OP_GNU_entry_value.
25596 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25598 PR rtl-optimization/69904
25599 * config/arm/arm.c (arm_cannot_copy_insn_p):
25600 Return true for load-exclusive instructions.
25602 2016-03-03 Jakub Jelinek <jakub@redhat.com>
25605 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
25606 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
25607 the pattern no matter if it is used just by non-pattern, pattern
25609 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
25610 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
25611 oprnd1 def_stmt is in pattern, don't look through it.
25613 2016-03-03 Marek Polacek <polacek@redhat.com>
25615 PR middle-end/70050
25616 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
25618 2016-03-03 Martin Liska <mliska@suse.cz>
25620 PR tree-optimization/70043
25621 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
25622 previous statement if we see a debug statement.
25624 2016-03-03 Richard Biener <rguenther@suse.de>
25626 PR tree-optimization/55936
25627 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
25628 parameter and guard unsafe equivalence use.
25629 (vrp_evaluate_conditional_warnv_with_ops): Always use
25630 safe equivalences but not via the quadratic compare_names
25633 2016-03-03 Michael Collison <michael.collison@linaro.org>
25636 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
25637 for operand 1 to s_register_operand. Change predicate for operand
25638 2 to arm_not_immediate_operand.
25640 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
25642 * doc/tm.texi: Regenerated.
25644 2016-03-02 Richard Henderson <rth@redhat.com>
25647 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
25648 simplification when all args are positive non-fixed registers.
25650 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25652 * target.def (lra_p): Specify that new ports should use LRA.
25654 2016-03-02 Jakub Jelinek <jakub@redhat.com>
25657 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
25658 gimplify_type_sizes the type they refer to.
25659 (omp_notice_variable): Handle reference vars to VLAs.
25660 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
25661 reference to VLA decls in the second pass instead of first pass.
25663 2016-03-02 Tom de Vries <tom@codesourcery.com>
25665 PR tree-optimization/68659
25666 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
25667 new_expr == NULL_TREE.
25668 (get_new_name): Handle ADDR_EXPR.
25670 2016-03-02 Bin Cheng <bin.cheng@arm.com>
25672 PR rtl-optimization/69052
25673 * loop-invariant.c (canonicalize_address): New function.
25674 (inv_can_prop_to_addr_use): Check validity of address expression
25675 which is canonicalized by above function.
25677 2016-03-02 Alan Modra <amodra@gmail.com>
25680 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
25683 2016-03-02 Jakub Jelinek <jakub@redhat.com>
25686 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
25687 (*movhi_internal): Put mask moves from and to memory separately
25688 from moves from/to GPRs.
25690 2016-03-02 Richard Biener <rguenther@suse.de>
25692 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
25693 GENERIC expressions in GIMPLE.
25695 2016-03-02 Richard Biener <rguenther@suse.de>
25697 * config/i386/i386.c (type_natural_mode): Fix typo.
25699 2016-03-02 Nick Clifton <nickc@redhat.com>
25701 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
25703 2016-03-02 Richard Biener <rguenther@suse.de>
25704 Uros Bizjak <ubizjak@gmail.com>
25707 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
25709 2016-03-02 Richard Biener <rguenther@suse.de>
25711 PR middle-end/67278
25712 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
25714 2016-03-02 Marek Polacek <polacek@redhat.com>
25717 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
25718 "is promoted to" warning.
25720 2016-03-01 DJ Delorie <dj@redhat.com>
25722 * config.gcc: Deprecate mep-*.
25724 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
25726 PR middle-end/70025
25727 * lra-constraints.c (regno_val_use_in): New.
25728 (match_reload): Use it instead of regno_use_in.
25730 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
25732 PR rtl-optimization/70007
25733 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
25734 references present in REG_EQUAL notes attached to non-SET patterns.
25736 2016-03-01 Jeff Law <law@redhat.com>
25738 PR tree-optimization/69196
25739 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25740 Appropriately clamp the number of statements to copy when the
25741 thread path does not traverse a loop backedge.
25743 PR tree-optimization/69196
25744 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25745 Do count some PHIs in the thread path against the insn count. Decrease
25746 final statement count by one as the control statement in the last
25747 block will get removed. Remove special cased code for handling PHIs
25750 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
25753 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
25754 asm dialect alternatives to explicit GOTPCREL calls.
25756 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
25759 * ira.c (do_reload): Issue warning for generic stack checking here...
25760 * reload1.c (reload): ...instead of here and streamline it.
25762 2016-03-01 Nick Clifton <nickc@redhat.com>
25764 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
25766 2016-03-01 Richard Biener <rguenther@suse.de>
25768 PR tree-optimization/69983
25769 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
25770 types and fall back to operand_equal_p.
25772 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25775 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25777 * config/s390/constraints.md ("jm8"): New constraint.
25778 * config/s390/predicates.md ("const_int_8bitset_operand"): New
25780 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
25782 ("*setmem_long<setmem_and>"): New pattern.
25783 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
25785 ("*setmem_long_31z<setmem_and>"): New pattern.
25786 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
25787 New substitution rules with the required attributes.
25790 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25793 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25795 * gensupport.c (process_substs_on_one_elem): Split loop to
25796 complete mark_operands_used_in_match_dup on all expressions in the
25798 (adjust_operands_numbers): Inline into process_substs_on_one_elem
25799 and remove function.
25801 2016-03-01 Richard Biener <rguenther@suse.de>
25803 PR middle-end/70022
25804 * fold-const.c (fold_indirect_ref_1): Fix range checking for
25805 vector BIT_FIELD_REF extract.
25807 2016-03-01 Richard Biener <rguenther@suse.de>
25809 PR tree-optimization/69994
25810 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
25812 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
25814 PR tree-optimization/69956
25815 * tree-vect-stmts.c (supportable_widening_operation): Support
25816 multi-step conversion of boolean vectors.
25817 (supportable_narrowing_operation): Likewise.
25819 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25821 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
25824 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25826 * config/s390/subst.md (DSI_VI): New mode iterator.
25827 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
25828 * config/s390/vector.md ("vec_set<mode>"): Move expander before
25829 the insn definition.
25830 ("*vec_set<mode>"): Change predicate and add alternative to
25831 support only either register or const_int operands as element
25833 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
25835 ("vec_extract<mode>"): New expander.
25836 ("*vec_extract<mode>"): New insn definition supporting reg and
25837 const_int element selectors.
25838 ("*vec_extract<mode>_plus"): New insn definition supporting
25839 reg+const_int element selectors.
25840 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
25841 following expander+insn definition.
25842 ("<vec_shifts_name><mode>3"): New expander.
25843 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
25845 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25847 * config/s390/s390.md ("*tabort_1"): Change predicate to
25848 nonmemory_operand. Add a second alternative to cover
25849 register as well as const int operands.
25850 ("*tabort_1_plus"): New pattern definition.
25852 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25854 * config/s390/s390.md ("*ashrdi3_cc_31")
25855 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
25856 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
25857 Merge insn definitions into ...
25858 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
25859 New pattern definition.
25860 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
25861 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
25862 ("*ashr<mode>3_and"): Merge insn definitions into ...
25863 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
25864 New pattern definition.
25865 * config/s390/subst.md ("addr_style_op_cc_subst")
25866 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
25867 substitutions patterns plus attributes.
25868 Add ashiftrt to SUBST iterator.
25870 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25872 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
25873 op2 to nonmemory_operand.
25874 ("*<shift>di3_31", "*<shift>di3_31_and"):
25875 Merge into single pattern definition ...
25876 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
25877 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
25878 pattern definition ...
25879 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
25880 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
25883 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25885 * config/s390/predicates.md (const_int_6bitset_operand): New
25887 * config/s390/s390.md: Include subst.md.
25888 ("rotl<mode>3"): New expander.
25889 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
25891 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
25892 * config/s390/subst.md: New file.
25894 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25896 * config/s390/s390.md ("op_type", "atype", "length" attributes):
25897 Remove RRR type. It doesn't really exist.
25898 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
25900 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
25901 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
25902 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
25903 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
25904 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
25905 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
25906 `enabled' attribute.
25908 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25910 * gensupport.c (process_substs_on_one_elem): Split loop to
25911 complete mark_operands_used_in_match_dup on all expressions in the
25913 (adjust_operands_numbers): Inline into process_substs_on_one_elem
25914 and remove function.
25916 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
25919 * config/sparc/sparc.c (NWORDS_UP): Rename to...
25920 (CEIL_NWORDS): ...this. Use CEIL macro.
25921 (compute_fp_layout): Adjust to above renaming.
25922 (function_arg_union_value): Likewise.
25923 (sparc_arg_partial_bytes): Likewise.
25924 (sparc_function_arg_advance): Likewise.
25926 2016-02-29 Jeff Law <law@redhat.com>
25928 PR tree-optimization/70005
25929 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
25930 where an object with a boolean range is compared against a value
25933 PR tree-optimization/69999
25934 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
25935 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
25938 2016-02-29 Richard Biener <rguenther@suse.de>
25940 PR tree-optimization/69994
25941 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
25942 (get_unary_op): Look through nop conversions.
25943 (ops_equal_values_p): New function, look for equality diregarding
25945 (eliminate_plus_minus_pair): Use ops_equal_values_p
25946 (repropagate_negates): Do not use get_unary_op here.
25948 2016-02-29 Martin Liska <mliska@suse.cz>
25950 * system.h: Poison ENABLE_CHECKING macro.
25952 2016-02-29 Martin Liska <mliska@suse.cz>
25954 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
25955 is presented in dump flags.
25956 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
25957 (hsa_regalloc): Likewise.
25959 2016-02-19 Richard Biener <rguenther@suse.de>
25961 PR tree-optimization/69980
25962 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
25963 permutation of those we need to keep.
25965 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
25968 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
25969 (NWORDS_UP): ...this
25970 (init_cumulative_args): Minor tweaks.
25971 (sparc_promote_function_mode): Likewise.
25972 (scan_record_type): Delete.
25973 (traverse_record_type): New function template.
25974 (classify_data_t): New structure type.
25975 (classify_registers): New inline function.
25976 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
25977 exhausted. Instantiate traverse_record_type on classify_registers and
25978 deal with the case of a structure passed in slot #15 with no FP field
25980 (assign_data_t): New structure type.
25981 (compute_int_layout): New static function.
25982 (compute_fp_layout): Likewise.
25983 (count_registers): New inline function.
25984 (assign_int_registers): New static function.
25985 (assign_fp_registers): Likewise.
25986 (assign_registers): New inline function.
25987 (function_arg_record_value_1): Delete.
25988 (function_arg_record_value_2): Likewise.
25989 (function_arg_record_value_3): Likewise.
25990 (function_arg_record_value): Adjust to above changes. Instantiate
25991 traverse_record_type on count_registers to first count the number of
25992 registers to be used and then on assign_registers to assign them.
25993 (function_arg_union_value): Adjust to above renaming.
25994 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
25995 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
25996 case of a structure passed in slot #15
25997 (sparc_function_arg_advance): Likewise.
25998 (function_arg_padding): Minor tweak.
26000 2016-02-29 Richard Biener <rguenther@suse.de>
26002 PR tree-optimization/69720
26003 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
26004 the adjustment_def path for possibly vectorized defs.
26005 (vect_create_epilog_for_reduction): Handle vectorized initial
26008 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
26010 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
26012 2016-02-27 Jeff Law <law@redhat.com>
26015 2016-02-26 Richard Biener <rguenther@suse.de>
26016 Jeff Law <law@redhat.com>
26018 PR tree-optimization/69740
26019 * cfghooks.c (remove_edge): Request loop fixups if we delete
26020 an edge that might turn an irreducible loop into a natural
26023 2016-02-27 Jakub Jelinek <jakub@redhat.com>
26025 PR rtl-optimization/69896
26026 * tree-vect-generic.c (get_compute_type): Avoid single element
26029 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
26031 Rename the AArch64 tuning option and related functions to enable the
26032 Newton series for the reciprocal square root to reflect its
26033 approximative characteristic.
26035 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
26036 function to "aarch64_emit_approx_rsqrt".
26037 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
26038 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
26039 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
26040 (xgene1_tunings): Likewise.
26041 (use_rsqrt_p): Likewise.
26042 (aarch64_emit_swrsqrt): Use new function name.
26043 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
26044 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
26045 text explaining this option.
26046 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
26048 2016-02-26 Jakub Jelinek <jakub@redhat.com>
26051 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
26052 complain about -mallow-movmisalign without -mvsx if
26053 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
26055 2016-02-26 Joel Sherrill <joel@rtems.org>
26057 * config.gcc: Add x86_64-*-rtems*.
26058 * config/i386/rtems-64.h: New file.
26060 2016-02-26 Joel Sherrill <joel@rtems.org>
26062 * config.gcc: Add aarch64-*-rtems*.
26063 * config/aarch64/rtems.h: New file.
26065 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
26068 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
26069 shift amount using %h. Add comment.
26071 2016-02-26 Richard Biener <rguenther@suse.de>
26072 Jeff Law <law@redhat.com>
26074 PR tree-optimization/69740
26075 * cfghooks.c (remove_edge): Request loop fixups if we delete
26076 an edge that might turn an irreducible loop into a natural
26079 2016-02-26 Martin Jambor <mjambor@suse.cz>
26081 PR middle-end/69920
26082 * tree-sra.c (sra_modify_assign): Do not remove loads of
26083 uninitialized aggregates to SSA_NAMEs.
26085 2016-02-26 Richard Henderson <rth@redhat.com>
26088 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
26089 pseudo in case the target rtx matches the source of the left
26092 2016-02-26 Martin Jambor <mjambor@suse.cz>
26095 * hsa.h (hsa_type_packed_p): Declare.
26096 * hsa.c (hsa_type_packed_p): New function.
26097 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
26099 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
26100 * hsa-brig.c (emit_basic_insn): Likewise.
26102 2016-02-26 Martin Jambor <mjambor@suse.cz>
26105 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
26107 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
26109 2016-02-26 Martin Jambor <mjambor@suse.cz>
26111 * hsa.h (is_a_helper): New overload for hsa_op_immed for
26112 hsa_op_with_type operands.
26113 (hsa_unsigned_type_for_type): Declare.
26114 * hsa.c (hsa_unsigned_type_for_type): New function.
26115 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
26116 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
26117 the finalizer. Do not emit extra move.
26119 2016-02-26 Martin Jambor <mjambor@suse.cz>
26121 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
26122 atomic operations in private segment.
26124 2016-02-26 Martin Jambor <mjambor@suse.cz>
26126 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
26127 statements to wi->info. Also disallow omp simd constructs.
26128 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
26129 for not gridifying. Dump special string for omp_for.
26131 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26134 * config/aarch64/aarch64.c (aarch64_set_current_function):
26135 Save/restore target globals when switching to
26136 target_option_default_node.
26138 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26141 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
26142 Return 0 if !SHIFT_COUNT_TRUNCATED.
26144 2016-02-26 Jakub Jelinek <jakub@redhat.com>
26145 Eric Botcazou <ebotcazou@adacore.com>
26147 PR rtl-optimization/69891
26148 * dse.c (scan_insn): If we can't figure out memset arguments
26149 or they are non-constant, call clear_rhs_from_active_local_stores.
26151 2016-02-26 Martin Liska <mliska@suse.cz>
26153 * doc/extend.texi: Mention clog10, clog10f an clog10l
26154 in Builtins section.
26156 2016-02-26 Martin Liska <mliska@suse.cz>
26158 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
26160 (resolve_args_picking_1): Likewise.
26161 * dwarf2out.h (struct GTY): Likewise.
26163 2016-02-26 Martin Liska <mliska@suse.cz>
26165 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
26166 with flag_checking.
26167 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
26169 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
26170 Martin Liska <mliska@suse.cz>
26172 * doc/install.texi: Mention --enable-valgrind-annotations.
26174 2016-02-26 Richard Biener <rguenther@suse.de>
26176 PR tree-optimization/69551
26177 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
26178 looking through aliases adjust DECL_PT_UID to refer to the
26179 ultimate alias target.
26181 2016-02-25 Martin Liska <mliska@suse.cz>
26183 PR middle-end/69919
26184 * alloc-pool.c (after_memory_report): New variable.
26185 * alloc-pool.h (base_pool_allocator ::release): Do not use
26186 the infrastructure if after_memory_report.
26187 * toplev.c (toplev::main): Mark after memory report.
26189 2016-02-25 Richard Biener <rguenther@suse.de>
26191 PR tree-optimization/48795
26192 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
26194 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
26197 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
26198 offloading is enabled and -fopenacc or -fopenmp is specified.
26199 (CRTOFFLOADEND): Likewise.
26200 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
26201 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
26202 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
26203 (offload_objects_file_name): New static var.
26204 (tool_cleanup): Remove offload_objects_file_name file.
26205 (find_offloadbeginend): Replace with ...
26206 (find_crtoffloadtable): ... this.
26207 (run_gcc): Remove offload_argc and offload_argv.
26208 Get offload_objects_file_name from -foffload-objects=... option.
26209 Read names of object files with offload from this file, pass them to
26210 compile_images_for_offload_targets. Don't call find_offloadbeginend and
26211 don't pass offloadbegin and offloadend to the linker. Don't pass
26212 offload non-LTO files to the linker, because now they're not claimed.
26214 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
26217 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
26218 on builtin_unreachable.
26220 2016-02-25 Jakub Jelinek <jakub@redhat.com>
26222 PR rtl-optimization/69896
26223 * regcprop.c: Include cfgrtl.h.
26224 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
26225 than remembered mode, either delete it (if noop_move_p), or
26226 treat like copy_p but not noop_p instruction.
26228 2016-02-24 Jakub Jelinek <jakub@redhat.com>
26231 * dwarf2out.c (gen_variable_die): Work around buggy LTO
26232 - allow NULL decl for Fortran DW_TAG_common_block variables.
26234 2016-02-24 Jason Merrill <jason@redhat.com>
26236 * common.opt (flifetime-dse): Add -flifetime-dse=1.
26238 2016-02-24 Richard Biener <rguenther@suse.de>
26239 Jakub Jelinek <jakub@redhat.com>
26241 PR middle-end/69760
26242 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
26243 conditionally executed ops to well-defined overflow behavior.
26245 2016-02-24 Jakub Jelinek <jakub@redhat.com>
26247 PR middle-end/69915
26248 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
26251 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26253 PR rtl-optimization/69886
26254 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
26255 argument. Use it when checking validity of set instructions.
26256 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
26257 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
26259 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
26260 * store-motion.c (find_moveable_store): Update
26261 can_assign_to_reg_without_clobbers_p callsite.
26263 2016-02-24 Richard Biener <rguenther@suse.de>
26265 PR middle-end/68963
26266 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
26268 (record_nonwrapping_iv): Do not fall back to the low/high bound
26269 for non-constant IV bases if the stmt is not always executed.
26271 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26273 * config/arm/arm-cores.def (cortex-a32): New entry.
26274 * config/arm/arm-tables.opt: Regenerate.
26275 * config/arm/arm-tune.md: Regenerate.
26276 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
26277 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
26278 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
26279 for -mcpu and -mtune.
26281 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26284 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
26285 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
26286 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
26287 (atomic_loaddi_1): Delete.
26288 (atomic_loaddi): Rewrite expander using the above changes.
26290 2016-02-24 Jakub Jelinek <jakub@redhat.com>
26293 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
26296 2016-02-24 Jakub Jelinek <jakub@redhat.com>
26297 Richard Biener <rguenth@suse.de>
26299 PR middle-end/69909
26300 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
26301 set_mem_attributes if tem is SSA_NAME which got expanded
26304 2016-02-24 Richard Biener <rguenther@suse.de>
26306 PR tree-optimization/69907
26307 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
26308 end of permutations for BB vectorization.
26310 2016-02-24 Christian Bruel <christian.bruel@st.com>
26312 * config/arm/arm-c.c (arm_option_override): Initialize
26313 target_option_current_node.
26314 * config/arm/arm.c (arm_pragma_target_parse): Replace
26315 build_target_option_node call by target_option_current_node.
26316 Set target_option_current_node.
26319 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
26322 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
26323 define_insn_and_split to define_insn.
26324 (zero_extendqi<mode>2_dot2): Same.
26325 (extendqi<mode>2_dot): Same.
26326 (extendqi<mode>2_dot2): Same.
26328 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
26330 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
26331 and add bypass for AES{D,E} and AESMC pairs.
26332 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
26335 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
26337 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
26338 series for reciprocal square root in Exynos M1.
26340 2016-02-23 Martin Sebor <msebor@redhat.com>
26343 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
26344 __builtin_alloca_with_align.
26346 2016-02-23 Richard Henderson <rth@redhat.com>
26348 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
26349 (ix86_register_pragmas): Remove __seg_tls.
26350 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
26351 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
26352 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
26353 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
26354 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
26355 * doc/extend.texi (__seg_tls): Remove item.
26357 2016-02-23 Richard Biener <rguenther@suse.de>
26359 * alloc-pool.h (struct allocation_object): Make id member
26360 conditional on CHECKING_P again.
26361 (get_instance): Adjust.
26362 (base_pool_allocator): Likewise.
26364 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
26366 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
26367 (parallelize_loops): In OpenACC kernels mode, set n_threads to
26369 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
26371 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
26373 2016-02-23 Richard Biener <rguenther@suse.de>
26375 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
26376 * bitmap.h (struct bitmap_usage): Likewise.
26377 (bitmap_move): Declare.
26378 * bitmap.c (register_overhead): Take size_t argument.
26379 (bitmap_move): New function.
26380 * df-problems.c (df_rd_transfer_function): Use bitmap_move
26381 to properly account overhead.
26382 * tree.c (free_node): Use tree_size.
26384 2016-02-23 Jakub Jelinek <jakub@redhat.com>
26387 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
26388 when inverting comparison.
26391 * common.opt (Wunreachable-code): Add Warning flag.
26393 2016-02-23 Mark Wielaard <mjw@redhat.com>
26394 Jakub Jelinek <jakub@redhat.com>
26397 * cgraphunit.c (check_global_declaration): Check main_input_filename
26398 and DECL_SOURCE_FILE are not NULL.
26400 2016-02-23 Martin Jambor <mjambor@suse.cz>
26402 PR tree-optimization/69666
26403 * tree-sra.c (sra_modify_assign): Do not attempt to create
26404 default_def replacements for unscalarizable regions.
26406 2016-02-20 Mark Wielaard <mjw@redhat.com>
26409 * cgraphunit.c (check_global_declaration): Check level of
26410 warn_unused_const_variable and main_input_filename.
26411 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
26412 (-Wunused-variable): For C implies -Wunused-const-variable=1.
26413 (-Wunused-const-variable): Explain levels 1 and 2.
26415 2016-02-22 Jakub Jelinek <jakub@redhat.com>
26418 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
26419 identical arguments. Formatting and spelling fixes.
26422 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
26427 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
26428 and m68k-devices.def.
26429 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
26430 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
26432 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
26434 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
26435 and HImode registers.
26437 2016-02-22 Richard Biener <rguenther@suse.de>
26439 PR tree-optimization/69882
26440 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
26441 preserve permutations present because of gaps.
26442 (vect_supported_load_permutation_p): Always continue checking
26443 permutations after vect_attempt_slp_rearrange_stmts.
26445 2016-02-22 Bin Cheng <bin.cheng@arm.com>
26447 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
26448 min_profitable_estimate, rather than min_profitable_iters.
26450 2016-02-22 Jakub Jelinek <jakub@redhat.com>
26453 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
26454 SImode for last match_operand.
26456 2016-02-22 Martin Liska <mliska@suse.cz>
26458 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
26459 return bitsize - 1 as the return value.
26461 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
26465 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
26466 Handle negative shift counts.
26467 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
26468 force_reg on the shift constant.
26469 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
26470 (lshrsi3_d): Handle negative shift counts.
26472 2016-02-22 Richard Biener <rguenther@suse.de>
26473 Tom de Vries <tom@codesourcery.com>
26475 * graph.c: Include dumpfile.h.
26476 (print_graph_cfg): Split into three overloads.
26477 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
26479 2016-02-22 Tom de Vries <tom@codesourcery.com>
26481 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
26484 2016-02-22 Richard Biener <rguenther@suse.de>
26487 * ipa-inline-transform.c (inline_call): When not updating
26488 overall summaries adjust self size by the growth estimate.
26489 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
26490 hash-set, do not update overall summaries here. Renamed from ...
26491 (inline_to_all_callers): ... this which is now wrapping the
26492 above and performing delayed overall summary update.
26493 (early_inline_small_functions): Delay updating of the overall
26496 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
26498 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
26501 2016-02-19 Jakub Jelinek <jakub@redhat.com>
26504 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
26505 :%* in %:gt() argument.
26506 (greater_than_spec_func): Adjust for expecting only numbers,
26507 if there are more than two numbers, compare the last two.
26509 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
26511 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
26512 -Wnarrowing with -std.
26514 2016-02-19 Jakub Jelinek <jakub@redhat.com>
26517 * expr.c (store_field): Don't use bit-field path if exp is
26518 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
26519 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
26520 and the assignment can be performed by bitwise copy. Formatting
26523 PR middle-end/69838
26524 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
26525 call copy_reg_eh_region_note_forward on before and/or after sequences
26526 and remove note from insn if it no longer can throw.
26529 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
26530 if TARGET_AVX512BW.
26532 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26534 * config/s390/vector.md: Add missing commutative operand markers
26535 to the patterns which qualify for one.
26536 * config/s390/vx-builtins.md: Likewise.
26538 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26540 * config/s390/vector.md (VI, VI_QHS): Add single element vector
26541 types to mode iterators.
26542 (vec_double): ... and mode attribute.
26543 * config/s390/vx-builtins.md (non_vec_int): Likewise.
26545 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26547 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
26548 Change the predicate of op2 from nonimmediate to general and let
26549 reload fix it if necessary.
26551 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26553 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
26555 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26557 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
26560 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26562 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
26563 * config/s390/s390.c (s390_expand_vec_movstr): New function.
26564 * config/s390/s390.md ("movstr<P:mode>"): Call
26565 s390_expand_vec_movstr.
26567 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26569 * config/s390/s390.md: Add missing output modifier for operand 1
26570 to print it as address properly.
26572 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26574 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
26575 * config/s390/2964.md: New file.
26576 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
26577 of insn grouping attributes depending on the CPU level.
26578 (s390_get_unit_mask): New function.
26579 (s390_sched_score): Remove the OOO from the scheduling macros.
26580 Add loop to calculate a score for the instruction mix.
26581 (s390_sched_reorder): Likewise plus improve debug output.
26582 (s390_sched_variable_issue): Rename macros as above. Calculate
26583 the unit distances after actually scheduling an insn. Improve
26585 (s390_sched_init): Clear last_scheduled_unit_distance array.
26586 * config/s390/s390.md: Include 2964.md.
26588 2016-02-18 Jakub Jelinek <jakub@redhat.com>
26591 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
26592 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
26593 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
26594 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
26595 *avx512f_<code>v8div16qi2_mask_1): New insns.
26597 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
26600 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
26603 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
26604 earlyclobber from target. Use wF constraint for fused memory
26606 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
26608 2016-02-18 Jakub Jelinek <jakub@redhat.com>
26609 Martin Liska <mliska@suse.cz>
26612 * cfgexpand.c (asan_sanitize_stack_p): New function.
26613 (partition_stack_vars): Use the function.
26614 (expand_stack_vars): Likewise.
26615 (defer_stack_allocation): Likewise.
26616 (expand_used_vars): Likewise.
26618 2016-02-18 Richard Biener <rguenther@suse.de>
26620 PR middle-end/69553
26621 * fold-const.c (operand_equal_p): Properly compare offsets for
26622 IMAGPART_EXPR and ARRAY_REF.
26624 2016-02-18 Nick Clifton <nickc@redhat.com>
26628 * config/arm/arm.c (arm_option_override_internal): Disable
26629 interworking if the target does not support thumb instructions.
26630 (arm_reload_in_hi): Handle the case where a register to register
26631 move needs reloading because there is no simple pattern to handle
26633 (arm_reload_out_hi): Likewise.
26635 2016-02-18 Richard Biener <rguenther@suse.de>
26637 PR middle-end/69854
26638 * match.pd: Don't use fold_binary or fold_unary for folding
26641 2016-02-17 Jakub Jelinek <jakub@redhat.com>
26644 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
26645 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
26646 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
26647 warn on gimple_no_warning_p statements.
26649 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
26651 * doc/extend.texi (C++ Attributes): Correct description of
26652 warn_unused type attribute.
26654 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26656 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
26657 correct instruction.
26659 2016-02-17 Richard Biener <rguenther@suse.de>
26661 PR rtl-optimization/69609
26662 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
26663 (find_traces_1_round): When ending a trace update cached priority
26665 (bb_to_key): Use cached priority when available.
26666 (copy_bb): Initialize cached priority.
26667 (reorder_basic_blocks_software_trace_cache): Likewise.
26669 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26672 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
26674 (aarch64_comparison_operator): Break overly long line into two.
26675 (aarch64_comparison_operation): Likewise.
26676 * config/aarch64/aarch64.md (cstorecc4): Use
26677 aarch64_comparison_operator_mode instead of
26678 aarch64_comparison_operator.
26679 (cstore<mode>4): Likewise.
26680 (aarch64_cstore<mode>): Likewise.
26681 (*cstoresi_insn_uxtw): Likewise.
26682 (cstore<mode>_neg): Likewise.
26683 (*cstoresi_neg_uxtw): Likewise.
26685 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26688 * config/arm/predicates.md (arm_comparison_operator_mode):
26690 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
26691 instead of arm_comparison_operator.
26692 (*mov_negscc): Likewise.
26693 (*mov_notscc): Likewise.
26694 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
26695 (*thumb2_mov_negscc): Likewise.
26696 (*thumb2_mov_negscc_strict_it): Likewise.
26697 (*thumb2_mov_notscc): Likewise.
26698 (*thumb2_mov_notscc_strict_it): Likewise.
26700 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
26702 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
26703 Add missing return.
26705 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
26707 * config/visium/visium.c (machine_libfunc_index): New enum.
26708 (machine_libfuncs): New structure.
26709 (visium_libfuncs): New static variable.
26710 (TARGET_INIT_LIBFUNCS): Define to...
26711 (visium_init_libfuncs): ...this. New function.
26712 (expand_block_move_4): Use the appropriate libfunc.
26713 (expand_block_move_2): Likewise.
26714 (expand_block_move_1): Likewise.
26715 (expand_block_set_4): Likewise.
26716 (expand_block_set_2): Likewise.
26717 (expand_block_set_1): Likewise.
26718 (visium_trampoline_init): Likewise.
26720 2016-02-17 Nick Clifton <nickc@redhat.com>
26722 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
26723 TI's devices.csv file as of March 2016.
26725 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
26728 * opts-global.c (handle_common_deferred_options): Introduce and
26729 initialize two global variables to remember command-line options
26730 specifying a stack-limiting register.
26731 * opts.h: Add extern declarations of the two new global variables.
26732 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
26733 variable based on the values of the two new global variables.
26735 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26738 * common.opt (Wnonnull-compare): New warning.
26739 * doc/invoke.texi (-Wnonnull): Remove text about comparison
26740 of arguments against NULL.
26741 (-Wnonnull-compare): Document.
26742 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
26743 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
26744 * passes.def (pass_warn_nonnull_compare): Add.
26745 * gimple-ssa-nonnull-compare.c: New file.
26747 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26749 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
26750 AARCH64_EXTRA_TUNE_RECIP_SQRT.
26752 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26754 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
26755 reciprocal sqrt for -mlow-precision-recip-sqrt.
26757 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26758 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26760 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
26761 always use lane loads to construct non-constant vectors.
26763 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26765 * config/aarch64/aarch64.md
26766 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
26767 constraints for operand 3.
26768 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
26770 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26771 Richard Biener <rguenther@suse.de>
26773 PR tree-optimization/69820
26774 * tree-vect-patterns.c (type_conversion_p): Return false if
26775 *orig_type is unsigned single precision or boolean.
26776 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
26779 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26781 PR rtl-optimization/69764
26782 PR rtl-optimization/69771
26783 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
26784 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
26786 2016-02-16 Richard Biener <rguenther@suse.de>
26788 PR tree-optimization/69776
26789 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
26791 (indirect_refs_may_alias_p): Likewise.
26792 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
26793 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
26794 according to tbaa_p.
26795 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
26796 (optimize_stmt): For redundant store discovery do not allow tbaa.
26798 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
26800 PR tree-optimization/69714
26801 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
26802 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
26804 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
26806 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
26807 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
26808 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
26809 * config/arc/arc.c (arc_init): Check FPU options.
26810 (get_arc_condition_code): Handle new CC_FPU* modes.
26811 (arc_select_cc_mode): Likewise.
26812 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
26813 register pair only. Allow access for ARCv2 accumulator.
26814 (gen_compare_reg): Whenever we have FPU support use FPU compare
26816 (arc_reorg): Don't generate brcc insns when FPU compare
26817 instructions are involved.
26818 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
26819 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
26820 floating point emulation.
26821 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
26822 (REVERSE_CONDITION): Add new CC_FPU* modes.
26823 (TARGET_FP_SP_BASE): Define.
26824 (TARGET_FP_DP_BASE): Likewise.
26825 (TARGET_FP_SP_FUSED): Likewise.
26826 (TARGET_FP_DP_FUSED): Likewise.
26827 (TARGET_FP_SP_CONV): Likewise.
26828 (TARGET_FP_DP_CONV): Likewise.
26829 (TARGET_FP_SP_SQRT): Likewise.
26830 (TARGET_FP_DP_SQRT): Likewise.
26831 (TARGET_FP_DP_AX): Likewise.
26832 * config/arc/arc.md (ARCV2_ACC): New constant.
26833 (type): New fpu type attribute.
26834 (SDF): Conditional iterator.
26835 (cstore<mode>, cbranch<mode>): Change expand condition.
26836 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
26837 handles FPU/FPX cases as well.
26838 * config/arc/arc.opt (mfpu): New option.
26839 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
26841 (adddf3, muldf3, subdf3): Removed.
26842 * config/arc/predicates.md (proper_comparison_operator): Recognize
26844 * config/arc/fpu.md: New file.
26845 * doc/invoke.texi (ARC Options): Document mfpu option.
26847 2016-02-16 Richard Biener <rguenther@suse.de>
26849 PR rtl-optimization/69291
26850 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
26851 noce_operand_ok check.
26853 2016-02-16 Tom de Vries <tom@codesourcery.com>
26856 * omp-low.c (simd_clone_create): Remove call to
26857 symtab->call_cgraph_insertion_hooks.
26859 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26861 PR tree-optimization/69802
26862 * tree-ssa-reassoc.c (update_range_test): If op is
26863 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
26864 op == 1 test of precision 1 integral op, otherwise handle
26865 that case as op itself. Fix up formatting.
26866 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
26869 2016-02-16 Richard Biener <rguenther@suse.de>
26871 PR tree-optimization/69586
26872 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
26873 types for conversion sources.
26875 2016-02-16 Richard Biener <rguenther@suse.de>
26877 PR middle-end/69801
26878 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
26879 mask OEP_ADDRESS_OF.
26881 2016-02-16 Alan Modra <amodra@gmail.com>
26884 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
26885 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
26886 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
26888 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
26889 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
26890 (p8_fmrgow_<mode>): Likewise.
26891 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
26893 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
26894 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
26895 to use movdi_internal64. Remove op0_di.
26896 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
26898 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
26900 Add support for the FCCMP insn types
26902 * config/aarch64/aarch64.md (fccmp): Change insn type.
26903 (fccmpe): Likewise.
26904 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
26905 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
26906 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
26907 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
26908 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
26909 * config/arm/types.md (fccmps): Add new insn type.
26910 (fccmpd): Likewise.
26912 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
26914 * alias.c (get_alias_set): Fix a typo in comment.
26916 2016-02-15 Richard Biener <rguenther@suse.de>
26918 PR tree-optimization/69595
26919 * match.pd: Complete range test simplification to true.
26921 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
26923 PR rtl-optimization/69648
26924 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
26925 pic_offset_table_rtx.
26927 PR rtl-optimization/69752
26928 * ira.c (update_equiv_regs): When looking for more than a single SET,
26929 also take other side effects into account.
26931 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
26933 * config/s390/s390.c (s390_function_profiler): Add a new sequence
26934 for z900+ CPUs in 31-bit mode.
26936 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
26938 * common/config/s390/s390-common.c (s390_supports_split_stack):
26940 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
26941 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
26942 * config/s390/s390.c (struct machine_function): New field
26943 split_stack_varargs_pointer.
26944 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
26945 in s390_emit_prologue.
26946 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
26948 (morestack_ref): New global.
26949 (SPLIT_STACK_AVAILABLE): New macro.
26950 (s390_expand_split_stack_prologue): New function.
26951 (s390_live_on_entry): New function.
26952 (s390_va_start): Use split-stack vararg pointer if appropriate.
26953 (s390_asm_file_end): Emit the split-stack note sections.
26954 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
26955 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
26956 (UNSPECV_SPLIT_STACK_CALL): New unspec.
26957 (UNSPECV_SPLIT_STACK_DATA): New unspec.
26958 (split_stack_prologue): New expand.
26959 (split_stack_space_check): New expand.
26960 (split_stack_data): New insn.
26961 (split_stack_call): New expand.
26962 (split_stack_call_*): New insn.
26963 (split_stack_cond_call): New expand.
26964 (split_stack_cond_call_*): New insn.
26966 2016-02-15 Richard Biener <rguenther@suse.de>
26968 PR tree-optimization/69783
26969 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26970 Add trivially correct cases.
26972 2016-02-15 Tom de Vries <tom@codesourcery.com>
26975 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
26977 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
26979 2016-02-15 Richard Biener <rguenther@suse.de>
26981 PR tree-optimization/69776
26982 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
26983 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
26984 indicate whether we can use TBAA to disambiguate against stores.
26985 Use alias-set zero if not.
26986 (visit_reference_op_store): Do not use TBAA when looking up
26988 * tree-ssa-pre.c (compute_avail): Use TBAA here.
26989 (eliminate_dom_walker::before_dom_children): But not when looking
26990 up redundant stores.
26992 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
26994 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
26996 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26998 * config/i386/znver1.md
26999 (znver1_pop, znver1_pop_mem,
27000 znver1_load_imov_double_store,
27001 znver1_load_imov_direct_store,
27002 znver1_load_imov_direct_load,
27003 znver1_load_imov_double_load): Add new.
27004 (znver1_insn, znver1_insn_load): Add icmov type.
27005 (znver1_sseavx_fma,
27006 znver1_sseavx_fma_load,
27008 znver1_avx256_fma_load): Fix pipe usage.
27010 2016-02-14 Alan Modra <amodra@gmail.com>
27013 * reload.c (find_reloads_address_1): For pre/post-inc/dec
27014 with an invalid hard reg, reload just the reg not the entire
27015 pre/post-inc/dec address expression.
27017 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
27020 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
27021 fixed R1_REG scratch reg.
27022 (sibcall_value_pcrel_fdpic): Likewise.
27024 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
27028 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
27030 2016-02-12 Walter Lee <walt@tilera.com>
27032 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
27033 * config/tilegx/t-tilegx: Likewise.
27035 2016-02-12 David Malcolm <dmalcolm@redhat.com>
27038 * diagnostic-show-locus.c (struct line_span): New struct.
27039 (layout::get_first_line): Delete.
27040 (layout::get_last_line): Delete.
27041 (layout::get_num_line_spans): New member function.
27042 (layout::get_line_span): Likewise.
27043 (layout::print_heading_for_line_span_index_p): Likewise.
27044 (layout::get_expanded_location): Likewise.
27045 (layout::calculate_line_spans): Likewise.
27046 (layout::m_first_line): Delete.
27047 (layout::m_last_line): Delete.
27048 (layout::m_line_spans): New field.
27049 (layout::layout): Update comment. Replace m_first_line and
27050 m_last_line with m_line_spans, replacing their initialization
27051 with a call to calculate_line_spans.
27052 (diagnostic_show_locus): When printing source lines and
27053 annotations, rather than looping over a single span
27054 of lines, instead loop over each line_span within
27055 the layout, with an inner loop over the lines within them.
27056 Call the context's start_span callback when changing line spans.
27057 * diagnostic.c (diagnostic_initialize): Initialize start_span.
27058 (diagnostic_build_prefix): Break out the building of the location
27059 part of the string into...
27060 (diagnostic_get_location_text): ...this new function, rewriting
27061 it from nested ternary expressions to a sequence of "if"
27063 (default_diagnostic_start_span_fn): New function.
27064 * diagnostic.h (diagnostic_start_span_fn): New typedef.
27065 (diagnostic_context::start_span): New field.
27066 (default_diagnostic_start_span_fn): New prototype.
27068 2016-02-12 David Malcolm <dmalcolm@redhat.com>
27071 * gcc.c (driver::finalize): Fix cleanup of "specs".
27073 2016-02-12 David Malcolm <dmalcolm@redhat.com>
27077 * gcc.c (driver::driver): Initialize m_option_suggestions.
27078 (driver::~driver): Clean up m_option_suggestions.
27079 (suggest_option): Convert to...
27080 (driver::suggest_option): ...this, and split out into
27081 driver::build_option_suggestions and find_closest_string.
27082 (driver::build_option_suggestions): New function, from
27083 first half of suggest_option. Special-case
27084 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
27085 the sanitizer_opts array. For options of enum types, add the
27086 various enum values to the candidate strings.
27087 (driver::handle_unrecognized_options): Remove "const".
27088 * gcc.h (driver::handle_unrecognized_options): Likewise.
27089 (driver::build_option_suggestions): New decl.
27090 (driver::suggest_option): New decl.
27091 (driver::m_option_suggestions): New field.
27092 * opts-common.c (add_misspelling_candidates): New function.
27093 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
27094 and make non-static.
27095 * opts.h (sanitizer_opts): New array decl.
27096 (add_misspelling_candidates): New function decl.
27097 * spellcheck.c (find_closest_string): New function.
27098 * spellcheck.h (find_closest_string): New function decl.
27100 2016-02-12 Jakub Jelinek <jakub@redhat.com>
27102 PR rtl-optimization/69764
27103 PR rtl-optimization/69771
27104 * optabs.c (expand_binop_directly): For shift_optab_p, force
27105 convert_modes with VOIDmode if xop1 has VOIDmode.
27107 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
27110 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
27111 to correctly determine instrumentation thunks.
27113 2016-02-12 Jakub Jelinek <jakub@redhat.com>
27116 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
27117 type by reference, force lhs on the call.
27120 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
27121 Compute retval and retbnd early in all cases if split_part_return_p
27122 and return_bb is not EXIT. Remove all clobber stmts and reset
27123 all debug stmts that refer to SSA_NAMEs defined in split part,
27124 except if it is retval, in that case replace the old retval with the
27125 lhs of the call to the split part.
27127 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27130 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27132 PR middle-end/66726
27133 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
27134 whose result is used in PHI.
27135 (maybe_optimize_range_tests): Likewise.
27136 (final_range_test_p): Likweise.
27138 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27140 PR middle-end/66726
27141 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
27142 whose result is used in PHI.
27143 (maybe_optimize_range_tests): Likewise.
27144 (final_range_test_p): Likweise.
27146 2016-02-12 Jakub Jelinek <jakub@redhat.com>
27148 * cgraph.c: Spelling fixes - behaviour -> behavior and
27149 neighbour -> neighbor.
27150 * target.def: Likewise.
27151 * sel-sched.c: Likewise.
27152 * config/mips/mips.c: Likewise.
27153 * config/arc/arc.md: Likewise.
27154 * config/arm/cortex-a57.md: Likewise.
27155 * config/arm/arm.c: Likewise.
27156 * config/arm/neon.md: Likewise.
27157 * config/arm/arm-c.c: Likewise.
27158 * config/vms/vms-c.c: Likewise.
27159 * config/s390/s390.c: Likewise.
27160 * config/i386/znver1.md: Likewise.
27161 * config/i386/i386.c: Likewise.
27162 * config/ia64/hpux-unix2003.h: Likewise.
27163 * config/msp430/msp430.md: Likewise.
27164 * config/rx/rx.c: Likewise.
27165 * config/rx/rx.md: Likewise.
27166 * config/aarch64/aarch64-simd.md: Likewise.
27167 * config/aarch64/aarch64.c: Likewise.
27168 * config/nvptx/nvptx.c: Likewise.
27169 * config/bfin/bfin.c: Likewise.
27170 * config/cris/cris.opt: Likewise.
27171 * config/rs6000/rs6000.c: Likewise.
27172 * target.h: Likewise.
27173 * spellcheck.c: Likewise.
27174 * ira-build.c: Likewise.
27175 * tree-inline.c: Likewise.
27176 * builtins.c: Likewise.
27177 * lra-constraints.c: Likewise.
27178 * explow.c: Likewise.
27179 * hwint.h: Likewise.
27180 * targhooks.c: Likewise.
27181 * tree-vect-data-refs.c: Likewise.
27182 * expr.c: Likewise.
27183 * doc/tm.texi: Likewise.
27184 * doc/extend.texi: Likewise.
27185 * doc/install.texi: Likewise.
27186 * doc/md.texi: Likewise.
27187 * tree-ssa-tail-merge.c: Likewise.
27188 * sched-int.h: Likewise.
27189 * match.pd: Likewise.
27190 * sched-ebb.c: Likewise.
27191 * target.def (omit_struct_return_reg): Likewise.
27192 * gimple-ssa-isolate-paths.c: Likewise.
27193 (find_implicit_erroneous_behaviour): Renamed to...
27194 (find_implicit_erroneous_behavior): ... this.
27195 (find_explicit_erroneous_behaviour): Renamed to...
27196 (find_explicit_erroneous_behavior): ... this.
27197 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
27199 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
27201 PR rtl-optimization/64682
27202 PR rtl-optimization/69567
27203 PR rtl-optimization/69737
27204 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
27205 in I2 as well, just lose it.
27207 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27209 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
27211 (aarch64_last_printed_tune_string): Likewise.
27212 (aarch64_declare_function_name): Only output .arch assembler
27213 directive if it will be different from the previously output
27214 directive. Same for .tune comment but only if -dA is set.
27215 (aarch64_start_file): New function.
27216 (TARGET_ASM_FILE_START): Define.
27218 2016-02-11 David Malcolm <dmalcolm@redhat.com>
27221 * Makefile.in (PLUGIN_HEADERS): Add params.list.
27223 2016-02-11 Jakub Jelinek <jakub@redhat.com>
27226 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
27227 -Wmaybe-uninitialized warning.
27229 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
27232 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
27234 2016-02-11 Richard Biener <rguenther@suse.de>
27236 PR rtl-optimization/69291
27237 * ifcvt.c (noce_try_store_flag_constants): Do not allow
27238 subexpressions affected by changing the result.
27240 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
27243 * lra-constraints.c (curr_insn_transform): Find in/out operands
27244 for secondary memory moves. Update dups.
27246 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
27248 PR tree-optimization/69652
27249 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
27250 to nested loop, did source re-formatting, skip debug statements,
27251 add check on statement with volatile operand, remove dead scalar
27254 2016-02-10 Jakub Jelinek <jakub@redhat.com>
27255 Patrick Palka <ppalka@gcc.gnu.org>
27259 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
27260 calls if the return type is TREE_ADDRESSABLE.
27261 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
27262 * ipa-split.c (split_function): Fix doubled "we" in comment.
27263 Use void return type for the split part even if
27264 !split_point->split_part_set_retval.
27266 2016-02-10 Bin Cheng <bin.cheng@arm.com>
27268 PR tree-optimization/68021
27269 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
27270 when computing the value of biv cand by itself.
27272 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
27274 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
27275 (cortexa57_tunings): Likewise.
27276 (cortexa72_tunings): Likewise.
27277 (arch_macro_fusion_pair_p): Add support for AES fusion.
27278 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
27279 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
27280 Allow virtual registers before reload so early scheduling works.
27281 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
27282 correct latency and pipeline.
27283 (cortex_a57_crypto_complex): Likewise.
27284 (cortex_a57_crypto_xor): Likewise.
27285 (define_bypass): Add AES bypass.
27287 2016-02-10 Richard Biener <rguenther@suse.de>
27289 PR tree-optimization/69726
27290 * passes.def: Add DCE pass before late uninit.
27291 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
27292 really fixup if-conversions job.
27294 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
27296 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
27297 (arm_cortex_a57_tune): Likewise.
27298 (aarch_macro_fusion_pair_p): Add support for AES fusion.
27299 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
27301 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
27303 * timevar.def (TV_PHASE_DBGINFO): Delete.
27304 (TV_PHASE_CHECK_DBGINFO): Likewise.
27305 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
27307 2016-02-10 Richard Biener <rguenther@suse.de>
27309 PR tree-optimization/69719
27310 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
27311 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
27313 2016-02-09 Andrew Pinski <apinski@cavium.com>
27316 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
27317 get_vcond_mask_icode returns false.
27319 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
27322 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
27323 an ADDIS that adds a pointer to a large constant that sets the
27324 upper16 bits with a load operation.
27326 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
27329 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
27331 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
27333 (vzipq_s16): Likewise.
27334 (vzipq_s32): Likewise.
27335 (vzipq_f32): Likewise.
27336 (vzipq_u8): Likewise.
27337 (vzipq_u16): Likewise.
27338 (vzipq_u32): Likewise.
27339 (vzipq_p8): Likewise.
27340 (vzipq_p16): Likewise.
27342 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
27345 * config/arm/arm.c (neon_endian_lane_map): New function.
27346 (neon_vector_pair_endian_lane_map): New function.
27347 (arm_evpc_neon_vuzp): Allow for big endian lane order.
27348 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
27350 (vuzpq_s16): Likewise.
27351 (vuzpq_s32): Likewise.
27352 (vuzpq_f32): Likewise.
27353 (vuzpq_u8): Likewise.
27354 (vuzpq_u16): Likewise.
27355 (vuzpq_u32): Likewise.
27356 (vuzpq_p8): Likewise.
27357 (vuzpq_p16): Likewise.
27359 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
27362 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
27365 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
27367 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
27368 truncate const_int operand 1 to QImode.
27370 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
27372 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
27373 corresponding to an abnormal edge.
27375 2016-02-09 Tom de Vries <tom@codesourcery.com>
27377 PR tree-optimization/69599
27378 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
27380 (find_func_aliases_for_builtin_call, find_func_clobbers)
27381 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
27384 2016-02-09 Richard Biener <rguenther@suse.de>
27386 PR tree-optimization/69715
27387 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
27388 LHS on calls as non-rewritable.
27390 2016-02-09 Tom de Vries <tom@codesourcery.com>
27393 * lto-wrapper.c (append_diag_options): New function.
27394 (compile_offload_image): Call append_diag_options.
27396 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
27399 * doc/extend.texi (Flag Output Operands): Correct sectioning.
27400 Minor copy-edit to fix verb tenses.
27402 2016-02-08 Jakub Jelinek <jakub@redhat.com>
27404 PR tree-optimization/69209
27405 * ipa-split.c (split_function): If split part is not
27406 returning retval, retval has gimple type but is not
27407 gimple value, force it into a SSA_NAME first.
27409 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
27411 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
27414 2016-02-08 Jason Merrill <jason@redhat.com>
27417 * convert.c (convert_to_integer_1): Check dofold on truncation
27419 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
27420 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
27421 Rename from *_nofold.
27422 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
27423 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
27425 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
27428 * tree.c (build_common_tree_nodes): Remove short_double argument.
27429 All callers changed.
27430 * tree.h (build_common_tree_nodes): Adjust declaration.
27431 * doc/invoke.texi (-fshort-double): Remove documentation.
27432 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27433 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
27434 * lto-wrapper.c (merge_and_complain, append_compiler_options)
27435 (append_linker_options): Don't handle OPT_fshort_double.
27437 PR rtl-optimization/68730
27438 * lra-remat.c (insn_to_cand_activation): New static variable.
27439 (lra_remat): Allocate and free it.
27440 (create_cand): New arg activation. Initialize a field in
27441 insn_to_cand_activation if it is nonnull.
27442 (create_cands): Pass the activation insn to create_cand when making
27443 a candidate involving an output reload. Reorganize code a little.
27444 (do_remat): Keep track of active status of candidates in a separate
27447 2016-02-08 Richard Biener <rguenther@suse.de>
27449 PR tree-optimization/69719
27450 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
27451 Properly use absolute of the difference of the two offsets to
27452 compare or adjust the segment length.
27454 2016-02-08 Richard Biener <rguenther@suse.de>
27455 Jeff Law <law@redhat.com>
27458 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
27459 types for anonymous SSA names.
27461 2016-02-08 Richard Biener <rguenther@suse.de>
27463 PR rtl-optimization/69274
27464 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
27466 2016-02-08 Jeff Law <law@redhat.com>
27468 PR tree-optimization/65917
27469 * tree-ssa-dom.c (record_temporary_equivalences): Record both
27470 equivalences from if (x == y) style conditionals.
27471 (loop_depth_of_name): Remove.
27472 (record_equality): Remove loop depth check.
27473 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
27474 (const_and_copies::record_const_or_copy_raw): New member function.
27475 * tree-ssa-scopedtables.c
27476 (const_and_copies::record_const_or_copy_raw): New, factored out of
27477 (const_and_copies::record_const_or_copy): Call new member function.
27479 2016-02-05 Jeff Law <law@redhat.com>
27481 PR tree-optimization/68541
27482 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
27483 (count_stmts_in_block): New function.
27484 (poor_ifcvt_candidate_code): Likewise.
27485 (is_feasible_trace): Add some heuristics to determine when path
27486 splitting is profitable.
27487 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
27488 is a diamond with a single exit.
27490 2016-02-05 Martin Sebor <msebor@redhat.com>
27493 * doc/invoke.texi: Update -Wplacement-new to take an optional
27496 2016-02-06 Richard Henderson <rth@redhat.com>
27499 * tree.c (tree_nop_conversion_p): Do not strip casts into or
27500 out of non-standard address spaces.
27502 2016-02-05 Jakub Jelinek <jakub@redhat.com>
27504 PR rtl-optimization/69691
27505 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
27507 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
27509 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
27510 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
27511 (*ieee128_mfvsrd_64bit): Likewise.
27512 (*ieee128_mfvsrd_32bit): Likewise.
27514 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
27518 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27520 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
27521 instrumented_version.
27523 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
27525 * doc/invoke.texi (Optimize Options): In table of --param options
27526 rename second occurrence of tracer-min-branch-ratio to
27527 tracer-min-branch-probability, rename
27528 tracer-min-branch-ratio-feedback to
27529 tracer-min-branch-probability-feedback and clarify description,
27530 rename sched-spec-state-edge-prob-cutoff to
27531 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
27532 to selsched-insns-to-rename, rename lto-minpartition to
27533 lto-min-partition, delete reorder-blocks-duplicate and
27534 reorder-blocks-duplicate-feedback.
27536 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27538 * config/s390/s390.c (s390_register_info_set_ranges): Remove
27541 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
27543 * doc/extend.texi: S/390: Correct some typos.
27545 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27547 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
27549 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27552 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
27553 (s390_register_info_gprtofpr): Use new macros above.
27554 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
27556 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
27557 its name. Adjust restore and save gpr ranges.
27558 (s390_register_info_set_ranges): New function.
27559 (s390_register_info): Use new macros above. Call
27560 s390_register_info_set_ranges.
27561 (s390_optimize_register_info): Likewise.
27562 (s390_hard_regno_rename_ok): Use new macros.
27563 (s390_hard_regno_scratch_ok): Likewise.
27564 (s390_emit_epilogue): Likewise.
27565 (s390_can_use_return_insn): Likewise.
27566 (s390_optimize_prologue): Likewise.
27567 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
27569 2016-02-05 Jakub Jelinek <jakub@redhat.com>
27572 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
27574 (ix86_option_override_internal): Disable TARGET_STV even for
27575 -m{incoming,preferred}-stack-boundary=3.
27577 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27579 * config.gcc: Mark deprecated rtems targets as obsolete.
27581 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
27583 PR rtl-optimization/64682
27584 PR rtl-optimization/69567
27585 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
27586 before I2 only if the register is both used and set in I2.
27588 2016-02-04 DJ Delorie <dj@redhat.com>
27590 * config/msp430/msp430.c (msp430_start_function): Add function type.
27592 2016-02-04 Jakub Jelinek <jakub@redhat.com>
27595 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
27597 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
27599 PR rtl-optimization/69577
27601 2015-10-29 Richard Henderson <rth@redhat.com>
27605 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
27606 sse check to the exact conditions of PR 67609.
27608 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
27611 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
27612 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
27613 not allowed into the traditional Altivec registers.
27614 (movtd_64bit_nodm): Likewise.
27615 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
27617 2016-02-04 David Malcolm <dmalcolm@redhat.com>
27619 * config/aarch64/cortex-a57-fma-steering.c
27620 (aarch64_register_fma_steering): Remove "static" from arguments
27623 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
27626 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
27627 twice when complex.
27629 2016-02-04 Mike Frysinger <vapier@gentoo.org>
27631 * doc/invoke.texi: Delete -mno-fma4.
27633 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
27635 PR rtl-optimization/69577
27636 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
27637 (find_subregs_of_mode): Update accordingly. Iterate over partial
27640 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
27642 * config/arm/arm-protos.h (neon_reinterpret): Remove.
27643 * config/arm/arm.c (neon_reinterpret): Remove.
27644 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
27645 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
27646 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
27647 vreinterpretti): Remove.
27648 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
27649 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
27650 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
27651 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
27652 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
27653 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
27654 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
27655 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
27656 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
27657 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
27658 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
27659 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
27660 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
27661 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
27662 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
27663 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
27664 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
27665 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
27666 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
27667 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
27668 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
27669 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
27670 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
27671 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
27672 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
27673 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
27674 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
27675 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
27676 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
27677 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
27678 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
27679 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
27680 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
27681 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
27682 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
27683 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
27684 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
27685 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
27686 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
27687 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
27688 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
27689 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
27690 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
27691 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
27692 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
27693 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
27694 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
27695 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
27696 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
27697 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
27698 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
27699 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
27700 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
27701 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
27702 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
27703 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
27704 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
27705 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
27706 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
27707 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
27708 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
27709 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
27710 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
27711 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
27712 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
27713 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
27714 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
27715 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
27716 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
27717 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
27718 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
27719 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
27720 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
27721 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
27722 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
27723 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
27724 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
27725 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
27726 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
27727 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
27728 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
27729 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
27730 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
27731 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
27732 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
27733 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
27734 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
27735 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
27736 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
27737 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
27738 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
27739 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
27740 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
27741 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
27742 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
27743 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
27744 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
27745 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
27746 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
27747 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
27748 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
27749 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
27750 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
27752 2016-02-04 Martin Liska <mliska@suse.cz>
27755 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
27756 that are gimple_store_p.
27757 (maybe_instrument_call): Likewise.
27759 2016-02-04 Bin Cheng <bin.cheng@arm.com>
27761 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
27762 register scaling out of memory reference and comment why.
27764 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27768 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
27769 folding the source of a SET.
27771 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27775 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
27776 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
27778 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
27782 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
27785 2016-02-04 Christian Bruel <christian.bruel@st.com>
27787 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
27788 * config/arm/arm.c (arm_set_current_function): Likewise.
27790 2016-02-04 Jakub Jelinek <jakub@redhat.com>
27791 Ilya Enkovich <enkovich.gnu@gmail.com>
27792 H.J. Lu <hongjiu.lu@intel.com>
27795 * config/i386/i386.c (convert_scalars_to_vector): Remove
27796 stack alignment fixes.
27797 (ix86_option_override_internal): Disable TARGET_STV if stack
27798 might not be aligned enough.
27799 (ix86_minimum_alignment): Assert that TARGET_STV is false.
27801 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
27803 * config/i386/x86-tune.def: Disable default prefetching
27806 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
27807 Vladimir Makarov <vmakarov@redhat.com>
27810 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
27811 in validating fused toc addresses.
27813 2016-02-03 Jakub Jelinek <jakub@redhat.com>
27816 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
27817 range->m_caret fields if range->m_show_caret_p is false.
27820 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27821 Force oldval into register if it does not satisfy reg_or_short_operand
27822 predicate. Fix up formatting.
27824 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
27825 Alexandre Oliva <aoliva@redhat.com>
27828 * lra-constraints.c (simplify_operand_subreg): Check additionally
27829 address validity after potential reloading.
27830 (process_address_1): Check insns validity. In case of failure do
27833 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
27836 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
27839 2016-02-02 Jakub Jelinek <jakub@redhat.com>
27841 * wide-int.cc (canonize_uhwi): New function.
27842 (wi::divmod_internal): Use it.
27844 2016-02-02 James Norris <jnorris@codesourcery.com>
27846 * gimplify.c (omp_notice_variable): Add usage check.
27848 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
27850 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
27851 like LE, GE, LT, GT when emitting relational operator.
27853 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
27855 * ira-costs.c (find_costs_and_classes): Add extra argument.
27856 * target.def (ira_change_pseudo_allocno_class): Add parameter.
27857 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
27858 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
27859 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
27860 Add best_class parameter, and return it if not ALL_REGS.
27861 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
27863 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
27864 Update target hook.
27866 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
27868 * config/aarch64/aarch64.c
27869 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
27870 (aarch64_ira_change_pseudo_allocno_class): New function.
27872 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
27875 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
27877 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27879 * config/avr/avr.c (avr_option_override): Set
27880 PARAM_ALLOW_STORE_DATA_RACES to 1.
27882 2016-02-02 Richard Biener <rguenther@suse.de>
27884 PR tree-optimization/69595
27885 * match.pd: Add range test simplifications to true/false.
27887 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
27889 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
27890 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
27893 2016-02-02 Richard Biener <rguenther@suse.de>
27895 PR tree-optimization/69606
27896 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
27897 info on the result before moving a stmt.
27899 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
27901 PR middle-end/68542
27902 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
27903 branch with vector comparison.
27904 * config/i386/sse.md (VI48_AVX): New mode iterator.
27905 (define_expand "cbranch<mode>4): Add support for conditional branch
27906 with vector comparison.
27907 * tree-vect-loop.c (optimize_mask_stores): New function.
27908 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
27909 has_mask_store field of vect_info.
27910 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
27911 vectorized loops having masked stores after vec_info destroy.
27912 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
27913 correspondent macros.
27914 (optimize_mask_stores): Add prototype.
27916 2016-02-02 Alan Modra <amodra@gmail.com>
27919 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
27922 2016-02-02 Alan Modra <amodra@gmail.com>
27925 * config/rs6000/rs6000.c (need_toc_init): New var, set it
27926 whenever toc_label_name used.
27927 (rs6000_file_start): Don't set up toc section here,
27928 (rs6000_output_function_epilogue): do so here instead,
27929 (rs6000_xcoff_file_start): and here.
27930 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
27931 (load_toc_aix_di): Likewise.
27933 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27935 PR rtl-optimization/69592
27936 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
27937 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
27938 (num_sign_bit_copies_binary_arith_p): New inline function.
27939 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
27941 2016-02-01 Jeff Law <law@redhat.com>
27943 PR tree-optimization/69580
27944 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
27945 * tree-ssa-threadbackward.c
27946 (fsm_find_control_statement_thread_paths): Do not try to walk
27947 through large PHI nodes.
27949 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27951 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
27952 when count is incremented above limit, don't analyze further
27955 * omp-low.c (oacc_parse_default_dims): Avoid
27956 -Wsign-compare warning, make sure value fits into int
27957 rather than just unsigned int.
27959 2016-02-01 Bin Cheng <bin.cheng@arm.com>
27961 PR tree-optimization/67921
27962 * fold-const.c (split_tree): New parameters. Convert pointer
27963 type variable part to proper type before negating.
27964 (fold_binary_loc): Pass new arguments to split_tree.
27966 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
27968 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
27969 (nvptx_goacc_validate_dims): Extend to handle global defaults.
27970 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
27971 * doc/tm.texti: Rebuilt.
27972 * doc/invoke.texi (fopenacc-dim): Document.
27973 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
27974 (append_compiler_options): Likewise.
27975 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
27976 (oacc_parse_default_dims): New.
27977 (oacc_validate_dims): Add USED arg. Select non-unity default when
27979 (oacc_loop_fixed_partitions): Return mask of used partitions.
27980 (oacc_loop_auto_partitions): Emit dump info.
27981 (oacc_loop_partition): Return mask of used partitions.
27982 (execute_oacc_device_lower): Parse default dimension arg. Adjust
27983 loop partitioning and validation calls.
27985 2016-02-01 Richard Biener <rguenther@suse.de>
27987 PR middle-end/69556
27988 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
27990 2016-02-01 Richard Biener <rguenther@suse.de>
27992 PR tree-optimization/69574
27993 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
27994 of asserting return chrec_dont_know.
27996 2016-02-01 Martin Liska <mliska@suse.cz>
27998 * mem-stats-traits.h: Add copyright header.
27999 * mem-stats.h: Likewise.
28001 2016-02-01 Richard Biener <rguenther@suse.de>
28003 PR tree-optimization/69579
28004 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
28005 Do not propagate through abnormal PHI results.
28007 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
28009 * postreload.c (reload_cse_simplify): Remove dead code.
28011 2016-02-01 Jakub Jelinek <jakub@redhat.com>
28013 PR rtl-optimization/69570
28014 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
28015 if there is more than one set, not if there is a single set.
28017 2016-02-01 Richard Henderson <rth@redhat.com>
28020 * combine.c (make_compound_operation): When looking through a
28021 subreg, make sure to re-extend to the width of the outer mode.
28023 2016-01-30 Jakub Jelinek <jakub@redhat.com>
28025 PR tree-optimization/69546
28026 * wide-int.cc (wi::divmod_internal): For unsigned division
28027 where both operands fit into uhwi, if o1 is 1 and o0 has
28028 msb set, if divident_prec is larger than bits per hwi,
28029 clear another quotient word and return 2 instead of 1.
28030 Similarly for remainder with msb in HWI set, if dividend_prec
28031 is larger than bits per hwi.
28033 2016-01-29 Martin Jambor <mjambor@suse.cz>
28035 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
28036 Use short lowercase names.
28037 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
28038 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
28039 acq_rel one. Protect warning agains segfaults if
28040 get_memory_order_name returns NULL.
28041 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
28042 with release semantics. Do not warn if get_memory_order already did.
28043 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
28044 semantics. Fix check for relaxed or acquire semantics. Do not warn
28045 if get_memory_order already did.
28047 2016-01-29 Sebastian Pop <s.pop@samsung.com>
28049 * doc/install.texi: Document that isl-0.16 is supported.
28051 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
28054 * config/i386/constraints.md (Bm): Describe as special memory
28056 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
28057 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
28058 * genpreds.c (struct constraint_data): Add is_special_memory.
28059 (have_special_memory_constraints, special_memory_start): New
28061 (special_memory_end): Ditto.
28062 (add_constraint): Add new arg is_special_memory. Add code to
28063 process its true value. Update have_special_memory_constraints.
28064 (process_define_constraint): Pass the new arg.
28065 (process_define_register_constraint): Ditto.
28066 (choose_enum_order): Process special memory.
28067 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
28068 function insn_extra_special_memory_constraint.
28069 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
28070 * gensupport.c (process_rtx): Process
28071 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
28072 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
28073 * ira-lives.c (single_reg_class): Use
28074 insn_extra_special_memory_constraint.
28075 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
28076 * lra-constraints.c (process_alt_operands): Ditto.
28077 (curr_insn_transform): Use insn_extra_special_memory_constraint.
28078 * recog.c (asm_operand_ok, preprocess_constraints): Process
28080 * reload.c (find_reloads): Ditto.
28081 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
28082 * stmt.c (parse_input_constraint): Use
28083 insn_extra_special_memory_constraint.
28085 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
28088 * lra-splill.c (lra_final_code_change): Revert r229087 by
28089 removing all sub-registers.
28091 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
28094 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
28096 2016-01-29 Jakub Jelinek <jakub@redhat.com>
28099 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
28100 SSE1, copy target into the temporary reg first before recursing
28103 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
28105 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
28108 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
28110 * ginclude/stdarg.h: Test __cplusplus instead of
28111 __GXX_EXPERIMENTAL_CXX0X__.
28113 2016-01-29 Richard Biener <rguenther@suse.de>
28115 PR tree-optimization/69547
28116 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
28117 Do not mark clobbers necessary.
28118 (mark_all_reaching_defs_necessary_1): Likewise.
28120 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
28122 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
28123 declaration name with %qs and print it in both error messages.
28124 Also fix indentation.
28126 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
28129 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
28130 trailing blank line from error message.
28132 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
28135 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
28138 2016-01-29 Richard Biener <rguenther@suse.de>
28140 PR middle-end/69537
28141 * match.pd: Allow all integral types when simplifying a
28142 widening or sign-changing conversion.
28144 2016-01-28 Sebastian Pop <s.pop@samsung.com>
28146 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
28147 back to setting codegen_error to fail codegen.
28149 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
28152 * config/i386/constraints.md (C): Only accept constant zero operand.
28153 (BC): New constraint.
28154 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
28155 instead of C constraint.
28156 * doc/md.texi (Machine Constraints): Update description
28159 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
28162 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
28164 2016-01-28 Jakub Jelinek <jakub@redhat.com>
28166 PR middle-end/69542
28167 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
28170 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
28172 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
28173 branches if using guessed profile.
28175 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
28177 * graphite-optimize-isl.c (optimize_isl): Fix dump.
28179 2016-01-28 Richard Henderson <rth@redhat.com>
28182 * config/aarch64/aarch64-modes.def (CC_Cmode): New
28183 * config/aarch64/aarch64-protos.h: Update.
28184 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
28185 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
28186 (aarch64_get_condition_code_1): Handle CC_Cmode.
28187 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
28188 (*add<mode>3_compareC_cconly_imm): New.
28189 (*add<mode>3_compareC_cconly): New.
28190 (*add<mode>3_compareC_imm): New.
28191 (add<mode>3_compareC): New.
28192 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
28193 to be first. Use aarch64_carry_operation.
28194 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
28195 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
28196 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
28197 (subti3): Use subdi3_compare1.
28198 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
28199 (sub<mode>3_compare1): New.
28200 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
28201 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
28202 (*subsi3_carryin_uxtw): Likewise.
28203 (*ngc<mode>, *ngcsi_uxtw): Likewise.
28204 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
28205 * config/aarch64/iterators.md (DWI): New.
28206 * config/aarch64/predicates.md (aarch64_carry_operation): New.
28207 (aarch64_borrow_operation): New.
28209 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
28211 * graphite-optimize-isl.c (optimize_isl): Print a different debug
28212 message when isl does not return a valid schedule.
28214 2016-01-28 Sebastian Pop <s.pop@samsung.com>
28216 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
28217 Remove comments from class declarations: they are already in the code
28220 2016-01-28 Sebastian Pop <s.pop@samsung.com>
28222 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
28224 (ternary_op_to_tree): Same.
28225 (unary_op_to_tree): Same.
28226 (nary_op_to_tree): Same.
28227 (gcc_expression_from_isl_expr_op): Same.
28228 (gcc_expression_from_isl_expression): Same.
28229 (graphite_create_new_loop): Same.
28230 (graphite_create_new_loop_guard): Same.
28231 (build_iv_mapping): Same.
28232 (graphite_create_new_guard): Same.
28233 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
28234 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
28236 2016-01-28 Sebastian Pop <s.pop@samsung.com>
28238 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
28239 instead of setting codegen_error to fail codegen.
28241 2016-01-28 Jason Merrill <jason@redhat.com>
28243 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
28245 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
28247 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
28248 Remove CONST_INT_P check in CCMP cost calculation.
28250 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
28252 * config/aarch64/aarch64.c (generic_vector_cost):
28253 Set vec_permute_cost.
28254 (cortexa57_vector_cost): Likewise.
28255 (exynosm1_vector_cost): Likewise.
28256 (xgene1_vector_cost): Likewise.
28257 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
28258 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
28259 Add vec_permute_cost entry.
28261 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
28263 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
28265 (add<mode>3_compare0): Likewise.
28266 (addsi3_compare0_uxtw): Likewise.
28267 (add<mode>3nr_compare0): Likewise.
28268 (compare_neg<mode>): Likewise.
28269 (<optab><mode>3): Likewise.
28271 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
28273 * tree-vect-stmts.c (vectorizable_comparison): Add
28274 NULL check for vectype.
28276 2016-01-28 Richard Biener <rguenther@suse.de>
28278 PR tree-optimization/69466
28279 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
28280 Account for PHIs we couldn't duplicate.
28282 2016-01-28 Martin Liska <mliska@suse.cz>
28285 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
28286 instead of ENABLE_VALGRIND_CHECKING.
28288 2016-01-27 Richard Henderson <rth@redhat.com>
28291 * lra-remat.c (subreg_regs): New.
28292 (dump_candidates_and_remat_bb_data): Dump it.
28293 (operand_to_remat): Reject if operand in subreg_regs.
28294 (set_bb_regs): Collect subreg_regs.
28295 (lra_remat): Init and free subreg_regs. Compute
28296 calculate_local_reg_remat_bb_data before create_cands.
28298 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
28301 * config/i386/i386.c (ix86_update_stack_boundary): Don't
28302 change stack_alignment_needed for __tls_get_addr call.
28304 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
28306 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
28308 2016-01-27 Jeff Law <law@redhat.com>
28310 PR tree-optimization/68398
28311 PR tree-optimization/69196
28312 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
28313 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
28314 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28315 Only count PHIs in the last block in the path. The others will
28316 const/copy propagate away. Add heuristic to allow more irreducible
28317 subloops to be created when it is likely profitable to do so.
28319 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28320 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
28321 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
28323 2016-01-27 Jakub Jelinek <jakub@redhat.com>
28326 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
28327 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
28328 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
28329 * tree-streamer-in.c: Include asan.h.
28330 (streamer_get_builtin_tree): For builtins in sanitizer
28331 range call initialize_sanitizer_builtins and retry.
28333 2016-01-27 Ian Lance Taylor <iant@google.com>
28335 * common.opt (fkeep-gc-roots-live): New undocumented option.
28336 * tree-ssa-loop-ivopts.c (add_candidate_1): If
28337 -fkeep-gc-roots-live, skip pointers.
28338 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
28341 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
28344 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
28345 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
28347 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
28350 * configure.ac: NetBSD provides SSP in its C library.
28351 * configure: Updated.
28353 2016-01-27 Richard Biener <rguenther@suse.de>
28355 PR tree-optimization/69166
28356 * tree-vect-loop.c (vect_is_simple_reduction): Always check
28357 reduction code for commutativity / associativity.
28359 2016-01-27 Martin Jambor <mjambor@suse.cz>
28361 PR tree-optimization/69355
28362 * tree-sra.c (analyze_access_subtree): Correct hole detection when
28363 total_scalarization fails.
28365 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
28367 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
28370 2016-01-27 Christian Bruel <christian.bruel@st.com>
28373 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
28374 Move arm_reset_previous_fndecl and set_target_option_current_node in
28375 the conditional part. Call save_restore_target_globals.
28376 * config/arm/arm.c (arm_set_current_function):
28377 Refactor to better support #pragma target and attribute mix.
28378 Call save_restore_target_globals.
28379 * config/arm/arm-protos.h (save_restore_target_globals): New function.
28381 2016-01-27 Martin Liska <mliska@suse.cz>
28383 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
28384 reference for an HSA kernel and its host function.
28386 2016-01-27 Jakub Jelinek <jakub@redhat.com>
28388 PR tree-optimization/69399
28389 * wide-int.h (wi::lrshift): For larger precisions, only
28390 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
28392 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
28394 * config/arc/predicates.md (proper_comparison_operator): Reject
28395 constant-constant comparison.
28397 2016-01-26 Tom de Vries <tom@codesourcery.com>
28399 PR tree-optimization/69110
28400 * tree-data-ref.c (initialize_data_dependence_relation): Handle
28401 DR_NUM_DIMENSIONS == 0.
28403 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
28404 Sebastian Pop <s.pop@samsung.com>
28406 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
28407 isl_ast_op_cond and isl_ast_op_select.
28408 (gcc_expression_from_isl_expr_op): Same.
28410 2016-01-26 Jason Merrill <jason@redhat.com>
28413 * tree.c (recompute_constructor_flags): Split out from
28415 (verify_constructor_flags): New.
28416 * tree.h: Declare them.
28418 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
28420 PR rtl-optimization/69217
28421 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
28422 are no TYPE_FIELDS set for the record type.
28424 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28427 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
28428 toc_label_name unconditionally.
28429 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
28430 SYMBOL_REF string. Use toc_label_name instead of constructing
28432 (rs6000_elf_declare_function_name): Use toc_label_name instead of
28433 constructing LCTOC1.
28435 2016-01-26 Martin Sebor <msebor@redhat.com>
28438 * doc/extend.texi (Common Type Attributes): Move text that talks about
28439 attribute packed from attribute aligned to the section discussing
28440 the former attribute for clarity.
28442 2016-01-26 Richard Henderson <rth@redhat.com>
28444 PR middle-end/60908
28445 * trans-mem.c (tm_region_init): Mark entry block as visited.
28447 2016-01-26 David Malcolm <dmalcolm@redhat.com>
28450 * diagnostic-show-locus.c (layout::print_source_line): Replace
28451 call to pp_newline with call to layout::print_newline.
28452 (layout::print_annotation_line): Likewise.
28453 (layout::move_to_column): Likewise.
28454 (layout::print_any_fixits): After printing any fixits, print a
28455 trailing newline, if necessary.
28456 (layout::print_newline): New method, resetting any colorization
28458 (diagnostic_show_locus): Move the pp_newline to before the
28459 early bailout. Remove dummy block enclosing the layout instance.
28460 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
28461 of pp_newline_and_flush with pp_flush.
28462 (diagnostic_append_note): Delete use of pp_newline.
28463 (diagnostic_append_note_at_rich_loc): Delete.
28464 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
28465 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
28466 when newline characters are added to the buffer.
28468 2016-01-26 Michael Matz <matz@suse.de>
28470 * configure.ac (ac_cv_std_swap_in_utility): New test.
28471 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
28472 * configure: Regenerate.
28473 * config.in: Regenerate.
28475 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
28477 * config/arc/arc.md (cstoresi4): Force operand into register.
28478 (arcset<code>): Fix predicate.
28479 (arcsetltu): Likewise.
28480 (arcsetgeu): Likewise.
28481 (arcsethi): Likewise.
28482 (arcsetls): Likewise.
28484 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28486 PR tree-optimization/69483
28487 * gimple-fold.c (canonicalize_constructor_val): Return NULL
28488 if base has error_mark_node type.
28490 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
28493 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
28494 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
28496 (vget_lane_f16): Handle big-endian.
28497 (vgetq_lane_f16): Likewise.
28498 (vset_lane_f16): Likewise.
28499 (vsetq_lane_f16): Likewise.
28500 * config/arm/iterators.md (VQXMOV): Add V8HF.
28501 (VDQ): Add V4HF and V8HF.
28502 (V_reg): Handle V4HF and V8HF.
28503 (Is_float_mode): Likewise.
28504 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
28505 neon_vdup_nv8hf): New patterns.
28506 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
28507 Use VD_LANE iterator.
28508 (neon_vld1_dup<mode>): Use VQ2 iterator.
28510 2016-01-26 Nathan Sidwell <nathan@acm.org>
28512 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
28513 (set_oacc_fn_attrib): Add IS_KERNEL arg.
28514 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
28515 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
28516 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
28517 (oacc_validate_dims): Add LEVEL arg, don't return level.
28518 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
28519 oacc_validate_dims.
28520 (execute_oacc_device_lower): Adjust, add more dump output.
28521 * tree-ssa-loop.c (gate_oacc_kernels): Use
28522 oacc_fn_attrib_kernels_p.
28523 * tree-parloops.c (create_parallel_loop): Adjust
28524 set_oacc_fn_attrib call.
28526 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28529 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
28530 (append_compiler_options): Handle -fcilkplus.
28531 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
28533 2016-01-26 Nick Clifton <nickc@redhat.com>
28536 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
28537 been marked as DECL_ONE_ONLY but we do not the means to make it
28538 so, then do not allow it to bind locally.
28540 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28543 * opts.h (parse_sanitizer_options): New prototype.
28544 * opts.c (sanitizer_opts): New array.
28545 (parse_sanitizer_options): New function.
28546 (common_handle_option): Use parse_sanitizer_options.
28548 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
28551 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
28552 alignment adjustment to ...
28553 (ix86_update_stack_boundary): Here. Don't over-align stack for
28555 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
28556 if __tls_get_addr is called.
28558 2016-01-26 Christian Bruel <christian.bruel@st.com>
28560 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
28562 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
28564 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
28566 2016-01-26 Richard Biener <rguenther@suse.de>
28568 PR middle-end/69467
28569 * match.pd: Guard X * CST CMP 0 pattern with single_use.
28571 2016-01-26 Richard Biener <rguenther@suse.de>
28573 PR tree-optimization/69452
28574 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
28575 (move_computations_dom_walker::before_dom_children): Rename
28577 (move_computations_worker): This.
28578 (move_computations): Perform an RPO rather than a DOM walk.
28580 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28583 * combine.c (combine_instructions): For REG_EQUAL note with
28584 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
28585 to the underlying register.
28586 * doc/rtl.texi (REG_EQUAL): Document the behavior of
28587 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
28589 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
28592 * config/aarch64/aarch64-builtins.c
28593 (aarch64_init_simd_builtin_types): Do not set structural
28594 equality to __Poly{8,16,64,128}_t types.
28596 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
28598 PR tree-optimization/69400
28599 * wide-int.cc (wi_pack): Take the precision as argument and
28600 perform canonicalization here rather than in the callers.
28601 Use the main loop to handle all full-width HWIs. Add a
28602 zero HWI if in_len isn't a full result.
28603 (wi::divmod_internal): Update accordingly.
28604 (wi::mul_internal): Likewise. Simplify.
28606 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
28607 Sebastian Pop <s.pop@samsung.com>
28609 * graphite-poly.c (apply_poly_transforms): Simplify.
28610 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
28611 (print_isl_map): Same.
28612 (print_isl_union_map): Same.
28613 (print_isl_schedule): New.
28614 (debug_isl_schedule): New.
28615 * graphite-dependences.c (scop_get_reads): Do not call
28616 isl_union_map_add_map that is undocumented isl functionality.
28617 (scop_get_must_writes): Same.
28618 (scop_get_may_writes): Same.
28619 (scop_get_original_schedule): Remove.
28620 (scop_get_dependences): Do not call isl_union_map_compute_flow that
28621 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
28622 (compute_deps): Remove.
28623 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
28624 (debug_schedule_ast): New.
28625 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
28626 set_separate_option.
28627 (graphite_regenerate_ast_isl): Add dump.
28628 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
28629 from scop->transformed_schedule.
28630 (graphite_regenerate_ast_isl): Add more dump.
28631 * graphite-optimize-isl.c (optimize_isl): Set
28632 scop->transformed_schedule. Check whether schedules are equal.
28633 (apply_poly_transforms): Move here.
28634 * graphite-poly.c (apply_poly_transforms): ... from here.
28635 (free_poly_bb): Static.
28636 (free_scop): Static.
28637 (pbb_number_of_iterations_at_time): Remove.
28638 (print_isl_ast): New.
28639 (debug_isl_ast): New.
28640 (debug_scop_pbb): New.
28641 * graphite-scop-detection.c (print_edge): Move.
28642 (print_sese): Move.
28643 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
28644 (build_scop_scattering): Remove.
28645 (create_pw_aff_from_tree): Assert instead of bailing out.
28646 (add_condition_to_pbb): Remove unused code, do not fail.
28647 (add_conditions_to_domain): Same.
28648 (add_conditions_to_constraints): Remove.
28649 (build_scop_context): New.
28650 (add_iter_domain_dimension): New.
28651 (build_iteration_domains): Initialize pbb->iterators.
28652 Call add_conditions_to_domain.
28655 (index_outermost_in_loop): New.
28656 (index_pbb_in_loop): New.
28657 (outermost_pbb_in): New.
28658 (add_in_sequence): New.
28659 (add_outer_projection): New.
28660 (outer_projection_mupa): New.
28661 (add_loop_schedule): New.
28662 (build_schedule_pbb): New.
28663 (build_schedule_loop): New.
28664 (embed_in_surrounding_loops): New.
28665 (build_schedule_loop_nest): New.
28666 (build_original_schedule): New.
28667 (build_poly_scop): Call build_original_schedule.
28668 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
28669 (free_poly_dr): Remove.
28670 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
28671 (free_poly_bb): Remove.
28672 (debug_loop_vec): Remove.
28673 (print_isl_ast): Declare.
28674 (debug_isl_ast): Declare.
28675 (scop_do_interchange): Remove.
28676 (scop_do_strip_mine): Remove.
28677 (scop_do_block): Remove.
28678 (flatten_all_loops): Remove.
28679 (optimize_isl): Remove.
28680 (pbb_number_of_iterations_at_time): Remove.
28681 (debug_scop_pbb): Declare.
28682 (print_schedule_ast): Declare.
28683 (debug_schedule_ast): Declare.
28684 (struct scop): Remove schedule. Add original_schedule,
28685 transformed_schedule.
28686 (free_gimple_poly_bb): Remove.
28687 (print_generated_program): Remove.
28688 (debug_generated_program): Remove.
28689 (unify_scattering_dimensions): Remove.
28690 * sese.c (print_edge): ... here.
28691 (print_sese): ... here.
28692 (debug_edge): ... here.
28693 (debug_sese): ... here.
28694 * sese.h (print_edge): Declare.
28695 (print_sese): Declare.
28696 (dump_edge): Declare.
28697 (dump_sese): Declare.
28699 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
28700 Sebastian Pop <s.pop@samsung.com>
28702 * Makefile.in: Set ISLVER in site.exp.
28704 2016-01-25 Jakub Jelinek <jakub@redhat.com>
28706 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
28707 DECL_VALUE_EXPR of new_var even for the non-array case. Look
28708 through DECL_VALUE_EXPR for expansion.
28710 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
28712 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
28713 the frame info after reload completed.
28715 2016-01-25 Jeff Law <law@redhat.com>
28717 PR tree-optimization/69196
28718 PR tree-optimization/68398
28719 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
28720 tree-ssa-threadupdate.c.
28721 (determine_bb_domination_status): Prototype
28722 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
28723 (determine_bb_domination_status): No longer static.
28724 (valid_jump_thread_path): Remove code to detect characteristics
28725 of the jump thread path not associated with correctness.
28726 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
28727 Correct test for thread path length. Count PHIs for real operands as
28728 statements that need to be copied. Do not count ASSERT_EXPRs.
28729 Look at all the blocks in the thread path. Compute and selectively
28730 filter thread paths based on threading through the latch, threading
28731 a multiway branch or crossing a multiway branch.
28733 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28735 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
28736 decl with __attribute__ ((unused)) annotation.
28738 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
28741 * tree-vect-stmts.c (vectorizable_condition): Check vectype
28742 of operands is compatible with a statement vectype.
28744 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
28746 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
28747 improve wording for mixed storage order support.
28749 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
28751 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
28752 (vcvt_u64_f64): Likewise.
28753 (vcvta_s64_f64): Likewise.
28754 (vcvta_u64_f64): Likewise.
28755 (vcvtm_s64_f64): Likewise.
28756 (vcvtm_u64_f64): Likewise.
28757 (vcvtn_s64_f64): Likewise.
28758 (vcvtn_u64_f64): Likewise.
28759 (vcvtp_s64_f64): Likewise.
28760 (vcvtp_u64_f64): Likewise.
28762 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
28764 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
28765 (arc_init): Check validity mll64 option.
28766 (arc_save_restore): Use double load/store instruction.
28767 (arc_expand_movmem): Likewise.
28768 (arc_split_move): Don't split if we have double load/store
28769 instructions. Returns a boolean.
28770 (arc_process_double_reg_moves): Change function to return boolean
28771 instead of a sequence of instructions.
28772 (arc_dwarf_register_span): New function.
28773 * config/arc/arc-protos.h (arc_split_move): Change prototype.
28774 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
28775 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
28776 (*movdf_insn): Likewise.
28777 * config/arc/arc.opt (mll64): New option.
28778 * config/arc/predicates.md (even_register_operand): New predicate.
28779 * doc/invoke.texi (ARC Options): Add mll64 documentation.
28781 2016-01-25 Richard Biener <rguenther@suse.de>
28784 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
28785 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
28787 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
28789 2016-01-25 Richard Biener <rguenther@suse.de>
28791 PR tree-optimization/69376
28792 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
28794 (VN_INFO_ANTI_RANGE_P): New inline.
28795 (VN_INFO_RANGE_TYPE): Likewise.
28796 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
28797 SSA_NAME_ANTI_RANGE_P.
28798 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
28799 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
28800 Properly query VN_INFO_RANGE_TYPE.
28802 2016-01-25 Nick Clifton <nickc@redhat.com>
28805 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
28807 2016-01-23 Tom de Vries <tom@codesourcery.com>
28809 PR tree-optimization/69426
28810 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
28813 2016-01-23 Jakub Jelinek <jakub@redhat.com>
28815 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
28816 "the the" with "the" in the comments.
28817 * ipa-devirt.c (build_type_inheritance_graph,
28818 update_type_inheritance_graph): Likewise.
28819 * tree.c (build_function_type_list_1): Likewise.
28820 * cfgloopmanip.c (scale_loop_profile): Likewise.
28821 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
28822 * gimple-ssa-split-paths.c
28823 (find_block_to_duplicate_for_splitting_paths): Likewise.
28824 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
28825 * expr.c (convert_move): Likewise.
28826 * var-tracking.c (vt_stack_adjustments): Likewise.
28827 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
28828 * tree-vrp.c (test_for_singularity): Likewise.
28830 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
28831 directly instead of building a temporary tree.
28834 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
28835 remove <algorithm> include.
28837 2016-01-22 Jakub Jelinek <jakub@redhat.com>
28840 * config/i386/i386.c: Include dojump.h.
28841 (expand_small_movmem_or_setmem,
28842 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
28844 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
28845 if dynamic_check != -1.
28847 2016-01-21 Jeff Law <law@redhat.com>
28849 PR middle-end/69347
28850 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
28851 record_temporary_equivalences. Rewritten to avoid unnecessary calls
28852 into dominated_by_p.
28853 (cprop_into_successor_phis): Avoid unnecessary tests.
28855 2016-01-22 Richard Henderson <rth@redhat.com>
28858 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
28859 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
28861 2016-01-22 Michael Matz <matz@suse.de>
28863 * system.h (string, algorithm): Include only conditionally.
28864 (new): Include always under C++.
28865 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
28866 * final.c (toplevel): Ditto.
28867 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
28868 * genconditions.c (write_header): Make gencondmd.c define
28870 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
28872 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
28873 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
28875 2016-01-22 Christian Bruel <christian.bruel@st.com>
28878 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
28880 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28883 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
28884 define_insn_and_split. Ensure operands[1] and operands[0] do not
28885 get assigned the same register.
28887 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
28889 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
28891 2016-01-22 Christian Bruel <christian.bruel@st.com>
28893 * config/arm/arm-c.c (arm_pragma_target_parse):
28894 Remove warn_builtin_macro_redefined overwrite.
28896 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
28898 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
28899 flag_non_call_exceptions compatibility.
28901 2016-01-22 Jakub Jelinek <jakub@redhat.com>
28904 * dwarf2out.c (add_child_die_after): New function.
28905 (dwarf_qual_info_t): New type.
28906 (dwarf_qual_info): New variable.
28907 (qualified_die_p): New function.
28908 (modified_type_die): For -fdebug-types-section, ensure
28909 canonical order of qualifiers. Put qualified DIEs adjacent
28910 to the corresponding non-qualified type DIE and search there
28911 for existing qualified DIEs.
28913 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
28915 * doc/extend.texi (scalar_storage_order type attribute): Document
28916 restriction on type punning and aliasing, and remove future tense.
28918 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
28921 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
28924 2016-01-21 Jeff Law <law@redhat.com>
28926 PR middle-end/69347
28927 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
28928 useless call to record_temporary_equivalences.
28929 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
28930 allocate 10 slots in the bb_path vector and let it grow as needed.
28931 (fsm_find_control_statement_thread_paths): Similarly for the next_path
28934 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
28936 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
28938 * configure: Regenerate.
28940 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
28942 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
28943 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
28945 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
28947 PR middle-end/66178
28948 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
28949 drop EXPAND_INITIALIZER.
28950 * rtl.h (contains_symbolic_reference_p): Declare.
28951 * rtlanal.c (contains_symbolic_reference_p): New function.
28952 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
28953 a subtraction into a NOT if symbolic constants are involved.
28955 2016-01-21 Anton Blanchard <anton@samba.org>
28956 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28959 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
28961 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
28964 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
28966 * config/microblaze/microblaze.c
28967 (get_branch_target): New.
28968 (insert_wic_for_ilb_runout): New.
28970 (microblaze_machine_dependent_reorg): New.
28971 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
28972 * config/microblaze/microblaze.md
28973 (UNSPEC_IPREFETCH): Define.
28974 (iprefetch): New pattern
28975 * config/microblaze/microblaze.opt
28976 (mxl-prefetch): New flag.
28978 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
28980 * config/microblaze/microblaze.h
28981 (FIXED_REGISTERS): Update in macro.
28982 (CALL_USED_REGISTERS): Update in macro.
28984 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
28986 PR rtl-optimization/68920
28987 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
28990 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
28992 PR rtl-optimization/68990
28993 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
28994 pseudo instead of inheritance ones.
28996 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
28997 Nick Clifton <nickc@redhat.com>
29001 * config/mips/mips.c (mips_compute_frame_info): Initialise
29002 args_size and hard_frame_pointer_offset fields of the frame
29003 structure before calling mips_global_pointer.
29005 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
29007 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
29009 * configure: Regenerate.
29011 2016-01-21 Richard Biener <rguenther@suse.de>
29013 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
29015 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
29017 * config/s390/s390.c (s390_asm_declare_function_size): Add code
29018 to actually emit the .size directive.
29020 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
29021 Jakub Jelinek <jakub@redhat.com>
29025 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
29026 args array size by one to avoid buffer overflow.
29028 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
29030 * config/s390/s390.md (pool_section_start): Use switch_to_section
29031 to select proper read-only data section instead of hardcoding
29033 (pool_section_end): Use switch_to_section to match the above.
29035 2016-01-21 Richard Biener <rguenther@suse.de>
29037 PR tree-optimization/69378
29038 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
29039 (set_ssa_val_to): Use it for dominance checks taking into
29040 account not executable edges.
29042 2016-01-21 Jakub Jelinek <jakub@redhat.com>
29045 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
29046 for bitsize instead of GET_MODE_PRECISION (mode).
29048 2016-01-20 Martin Sebor <msebor@redhat.com>
29051 * extend.texi (__sync Builtins): Clarify the semantics of
29052 __sync_fetch_and_OP built-ins on pointers.
29053 (__atomic Builtins): Same.
29055 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29056 Sebastian Pop <s.pop@samsung.com>
29058 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
29059 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
29060 (is_valid_rename): Same.
29061 (translate_isl_ast_to_gimple::get_rename): Same.
29062 (translate_isl_ast_to_gimple::rename_all_uses): Same.
29063 (translate_isl_ast_to_gimple::rename_uses): Same.
29064 (get_new_name): Check for close_phi nodes.
29065 (copy_loop_phi_args): Use phi_node_kind.
29066 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
29067 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
29069 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29070 Sebastian Pop <s.pop@samsung.com>
29072 Revert commit r229783.
29073 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
29074 Remove use of parameter_rename_map.
29075 (copy_def): Remove.
29076 (copy_internal_parameters): Remove.
29077 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
29078 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
29079 (free_sese_info): Do not free parameter_rename_map.
29080 (set_rename): Do not use parameter_rename_map.
29081 (rename_uses): Update call to set_rename.
29082 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
29083 * sese.h (parameter_rename_map_t): Remove.
29084 (struct sese_info_t): Remove field parameter_rename_map.
29086 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29087 Sebastian Pop <s.pop@samsung.com>
29089 * graphite-isl-ast-to-gimple.c: Fix comment.
29090 * graphite-scop-detection.c (defined_in_loop_p): New.
29091 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
29092 names defined in loop.
29094 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29095 Sebastian Pop <s.pop@samsung.com>
29097 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
29098 Discard unstructured if-then-else regions.
29100 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29101 Sebastian Pop <s.pop@samsung.com>
29103 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
29104 (cleanup_loop_iter_dom): Remove.
29105 (build_loop_iteration_domains): Remove.
29106 (build_scop_context): Remove.
29107 (build_scop_iteration_domain): Remove.
29108 (add_loop_constraints): New.
29109 (build_iteration_domains): New.
29110 (build_poly_scop): Call build_iteration_domains.
29112 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29113 Sebastian Pop <s.pop@samsung.com>
29115 * graphite-scop-detection.c
29116 (scop_detection::harmful_loop_in_region): Free dom and loops.
29117 (scop_detection::loop_body_is_valid_scop): Free bbs.
29119 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29120 Sebastian Pop <s.pop@samsung.com>
29122 * graphite-scop-detection.c (record_loop_in_sese): New.
29123 (gather_bbs::before_dom_children): Call record_loop_in_sese.
29124 (build_scops): Remove call to build_sese_loop_nests.
29125 * sese.c (sese_record_loop): Remove.
29126 (build_sese_loop_nests): Remove.
29127 (new_sese_info): Remove region->loops.
29128 (free_sese_info): Same.
29129 * sese.h (sese_contains_loop): Same.
29130 (build_sese_loop_nests): Remove.
29131 (sese_contains_loop): Remove.
29133 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29134 Sebastian Pop <s.pop@samsung.com>
29136 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
29137 loop_is_valid_in_scop.
29138 (scop_detection::harmful_stmt_in_region): Renamed
29139 harmful_loop_in_region.
29140 Call loop_is_valid_in_scop.
29142 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29143 Sebastian Pop <s.pop@samsung.com>
29145 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
29148 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29149 Sebastian Pop <s.pop@samsung.com>
29151 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
29152 * graphite.h (struct poly_bb): Remove field is_reduction.
29153 (PBB_IS_REDUCTION): Remove.
29155 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29156 Sebastian Pop <s.pop@samsung.com>
29158 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
29159 (add_pdr_constraints): Same.
29160 (scop_get_reads): Same.
29161 (scop_get_must_writes): Same.
29162 (scop_get_may_writes): Same.
29163 (scop_get_original_schedule): Same.
29164 (extend_schedule): Same.
29165 (apply_schedule_on_deps): Same.
29166 (carries_deps): Same.
29167 (compute_deps): Same.
29168 (scop_get_dependences): Same.
29169 * graphite-isl-ast-to-gimple.c
29170 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
29171 * graphite-optimize-isl.c (get_schedule_for_band): Same.
29172 (get_schedule_for_band_list): Same.
29173 (get_schedule_map): Same.
29174 (apply_schedule_map_to_scop): Same.
29175 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
29176 (build_loop_iteration_domains): Same.
29177 (add_condition_to_pbb): Same.
29178 (add_param_constraints): Same.
29179 (pdr_add_memory_accesses): Same.
29180 (pdr_add_data_dimensions): Same.
29182 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
29184 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
29187 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
29189 * common.opt (feliminate-dwarf2-dups): Replace references to
29190 "DWARF 2" with just "DWARF".
29191 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
29192 * doc/extend.texi: Likewise.
29193 * doc/cpp.texi: Likewise.
29194 * doc/invoke.texi: Likewise.
29195 (Option Summary): Add -gdwarf to list of Debugging Options.
29196 (Debugging Options): Document -gdwarf.
29197 * doc/contrib.texi: Spell "DWARF" like that.
29199 2016-01-21 Jakub Jelinek <jakub@redhat.com>
29201 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
29202 warning. Fix up formatting.
29204 PR middle-end/67653
29205 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
29206 attempt to mark memory input operand addressable and
29207 call prepare_gimple_addressable in that case. Don't adjust
29208 input_location for diagnostics, use error_at instead.
29210 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
29212 * config/rs6000/ppc-auxv.h: New file.
29213 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
29214 (cpu_is): Likewise.
29215 (cpu_supports): Likewise.
29216 * config/rs6000/rs6000.c: include "ppc-auxv.h".
29217 (cpu_is_info): New variable.
29218 (cpu_supports_info): Likewise.
29219 (tcb_verification_symbol): Likewise.
29220 (cpu_builtin_p): Likewise.
29221 (cpu_expand_builtin): New function.
29222 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
29223 (rs6000_init_builtins): Likewise.
29224 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
29225 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
29226 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
29227 * configure: Regenerate.
29228 * config.in: Likewise.
29229 * doc/extend.texi (PowerPC Built-in Functions): Document
29230 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
29232 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
29235 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
29237 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
29240 2016-01-20 Richard Henderson <rth@redhat.com>
29246 * tree.c (tm_define_builtin): New.
29247 (find_tm_vector_type): New.
29248 (build_tm_vector_builtins): New.
29249 (build_common_builtin_nodes): Call it.
29251 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
29253 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
29254 (arm_fp_ok): Likewise.
29255 (arm_fp): Likewise.
29256 (arm_crypto): Likewise.
29258 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
29259 Richard Biener <rguenther@suse.de>
29261 PR tree-optimization/69328
29262 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
29263 vectors have same number of elements.
29264 (vectorizable_condition): Fix masked version recognition.
29266 2016-01-20 Richard Biener <rguenther@suse.de>
29268 PR tree-optimization/69345
29269 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
29270 (VN_INFO_PTR_INFO): Likewise.
29271 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
29272 info when it is equal between non-dominating SSA names.
29273 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
29274 Make sure to look at original SSA infos.
29276 2016-01-20 Jeff Law <law@redhat.com>
29279 * config/m68k/predicates.md (pow2_m1_operand): New predicate
29281 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
29282 (pc_or_label_operand): New predicate.
29283 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
29284 tests for small integers that are 2^n - 1.
29286 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
29288 * doc/invoke.texi (Options Summary): Add '.' after @xref.
29290 2016-01-19 Jeff Law <law@redhat.com>
29292 PR middle-end/69347
29293 * tree-ssa-threadbackwards.c
29294 (fsm_find_control_statement_thread_paths): Do not try to lookup
29295 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
29297 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
29299 * doc/lto.texi: Remove text that says only Gold has linker plugin
29302 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
29304 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
29305 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
29306 the DIE accordingly.
29307 (modified_type_die): Add REVERSE parameter and pass it recursively,
29308 as well as to base_type_die. Adjust presence check accordingly.
29309 (base_type_for_mode): Adjust call to modified_type_die.
29310 (add_type_attribute): Add REVERSE parameter and pass it to
29312 (generic_parameter_die): Adjust call to add_type_attribute.
29313 (add_scalar_info): Likewise.
29314 (add_subscript_info): Likewise.
29315 (gen_array_type_die): Likewise.
29316 (gen_descr_array_type_die): Likewise.
29317 (gen_entry_point_die): Likewise.
29318 (gen_enumeration_type_die): Likewise.
29319 (gen_formal_parameter_die): Likewise.
29320 (gen_subprogram_die): Likewise.
29321 (gen_variable_die ): Likewise.
29322 (gen_const_die): Likewise.
29323 (gen_field_die): Likewise.
29324 (gen_pointer_type_die): Likewise.
29325 (gen_reference_type_die): Likewise.
29326 (gen_ptr_to_mbr_type_die): Likewise.
29327 (gen_inheritance_die): Likewise.
29328 (gen_subroutine_type_die): Likewise.
29329 (gen_typedef_die): Likewise.
29330 (force_type_die): Adjust call to modified_type_die.
29332 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
29334 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
29335 flow throughout the file. Fix broken link to Objective-C 2.0
29337 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
29340 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29342 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
29344 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29347 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
29348 (maybe_record_node): Record cxa_pure_virtual as the only possible
29349 target if there are not ohter candidates.
29350 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
29352 2016-01-19 Richard Biener <rguenther@suse.de>
29354 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
29355 (get_memory_order): Likewise.
29357 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
29359 * tree-vect-stmts.c (vectorizable_store): Check
29362 2016-01-19 David Malcolm <dmalcolm@redhat.com>
29365 * gcc.c (driver::decode_argv): Add call to
29366 init_opts_obstack before init_options_struct.
29367 * opts.c (init_opts_obstack): Remove idempotency.
29368 (init_options_struct): Replace call to init_opts_obstack
29369 with a gcc_assert to verify that it has already been called.
29370 * toplev.c (toplev::main): Add call to init_opts_obstack before
29371 calls to init_options_struct.
29372 (toplev::finalize): Move cleanup of opts_obstack next to
29373 cleanup of save_decoded_options, clearing the latter, and
29374 save_decoded_options_count.
29376 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29379 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
29380 attribute to unconditional. Remove %? from output template.
29382 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29383 Jiong Wang <jiong.wang@arm.com>
29385 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
29386 generated from different expand order.
29388 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29390 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
29391 Add support for CCMP costing.
29393 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29395 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
29396 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
29397 (fccmpe<mode>): Likewise.
29398 (fcmp): Rename to fcmp and globalize pattern.
29400 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
29401 (aarch64_gen_ccmp_next): Add FP support.
29403 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29405 * target.def (gen_ccmp_first): Update documentation.
29406 (gen_ccmp_next): Likewise.
29407 * doc/tm.texi (gen_ccmp_first): Update documentation.
29408 (gen_ccmp_next): Likewise.
29409 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
29410 expand_ccmp_expr_1. Improve comments.
29411 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
29412 (ccmp_ior<mode>): Remove pattern.
29413 (cmp<mode>): Remove expand.
29414 (cmp): Globalize pattern.
29415 (cstorecc4): Use cc_register.
29416 (mov<mode>cc): Remove ccmp_cc_register check.
29417 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
29418 Simplify after removal of CC_DNE/* modes.
29419 (aarch64_ccmp_mode_to_code): Remove.
29420 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
29421 In 'k' case use integer as condition.
29422 (aarch64_nzcv_codes): Remove inverted cases.
29423 (aarch64_code_to_ccmode): Remove.
29424 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
29425 comparison with CC register to be used in folowing CCMP/branch/CSEL.
29426 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
29427 pattern. Return the comparison with CC register. Invert conditions
29428 when bitcode is OR.
29429 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
29430 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
29432 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29434 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
29435 instrumented_version.
29437 2016-01-19 Richard Biener <rguenther@suse.de>
29439 PR tree-optimization/69336
29440 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
29441 handled components with get_ref_base_and_extent.
29442 (equal_mem_array_ref_p): Adjust.
29444 2016-01-19 Jakub Jelinek <jakub@redhat.com>
29447 * shrink-wrap.c: Include valtrack.h.
29448 (move_insn_for_shrink_wrap): Add DEBUG argument. If
29449 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
29450 in between insn and where it will be moved to. Call
29451 dead_debug_insert_temp.
29452 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
29453 first and dead_debug_local_finish at the end.
29454 For uses and defs bitmap, handle all regs in between REGNO and
29455 END_REGNO, not just the first one.
29457 2016-01-19 Richard Biener <rguenther@suse.de>
29459 PR tree-optimization/69352
29460 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
29461 (equal_mem_array_ref_p): Constrain size and max size properly.
29462 Compare the reverse flag.
29464 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
29466 * ira.c (ira): Update regstat data if we deleted insns.
29468 2016-01-19 Jakub Jelinek <jakub@redhat.com>
29470 PR rtl-optimization/68955
29471 PR rtl-optimization/64557
29472 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
29473 here. Fix up formatting.
29474 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
29476 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29479 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
29480 assume that the node has body.
29481 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
29484 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29486 * lto-streamer-out.c (lto_output): Do not stream instrumentation
29489 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29491 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
29492 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
29494 2016-01-19 Martin Jambor <mjambor@suse.cz>
29495 Martin Liska <mliska@suse.cz>
29496 Michael Matz <matz@suse.de>
29498 * Makefile.in (OBJS): Add new source files.
29499 (GTFILES): Add hsa.c.
29500 * common.opt (disable_hsa): New variable.
29501 (-Whsa): New warning.
29502 * config.in (ENABLE_HSA): New.
29503 * configure.ac: Treat hsa differently from other accelerators.
29504 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
29505 $enable_offloading.
29506 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
29507 * doc/install.texi (Configuration): Document --with-hsa-runtime,
29508 --with-hsa-runtime-include, --with-hsa-runtime-lib and
29509 --with-hsa-kmt-lib.
29510 * doc/invoke.texi (-Whsa): Document.
29511 (hsa-gen-debug-stores): Likewise.
29512 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
29513 to invoke offload compiler for hsa acclerator.
29514 * opts.c (common_handle_option): Determine whether HSA offloading
29515 should be performed.
29516 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
29517 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
29518 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
29519 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
29520 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
29521 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
29522 GF_OMP_FOR_KIND_GRID_LOOP.
29523 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
29524 (pp_gimple_stmt_1): Likewise.
29525 * gimple-walk.c (walk_gimple_stmt): Likewise.
29526 * gimple.c (gimple_build_omp_grid_body): New function.
29527 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
29528 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
29529 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
29530 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
29531 GF_OMP_TEAMS_GRID_PHONY.
29532 (gimple_statement_omp_single_layout): Updated comments.
29533 (gimple_build_omp_grid_body): New function.
29534 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
29535 (gimple_omp_for_grid_phony): New function.
29536 (gimple_omp_for_set_grid_phony): Likewise.
29537 (gimple_omp_parallel_grid_phony): Likewise.
29538 (gimple_omp_parallel_set_grid_phony): Likewise.
29539 (gimple_omp_teams_grid_phony): Likewise.
29540 (gimple_omp_teams_set_grid_phony): Likewise.
29541 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
29542 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
29543 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
29544 (BUILT_IN_GOMP_TARGET): Updated type.
29545 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
29546 (adjust_for_condition): New function.
29547 (get_omp_for_step_from_incr): Likewise.
29548 (extract_omp_for_data): Moved parts to adjust_for_condition and
29549 get_omp_for_step_from_incr.
29550 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
29551 (fixup_child_record_type): Bail out if receiver_decl is NULL.
29552 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
29553 (scan_omp_parallel): Do not create child functions for phony
29555 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
29556 (scan_omp_1_op): Checking assert we are not remapping to
29557 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
29558 (parallel_needs_hsa_kernel_p): New function.
29559 (expand_parallel_call): Register apprpriate parallel child
29560 functions as HSA kernels.
29561 (grid_launch_attributes_trees): New type.
29562 (grid_attr_trees): New variable.
29563 (grid_create_kernel_launch_attr_types): New function.
29564 (grid_insert_store_range_dim): Likewise.
29565 (grid_get_kernel_launch_attributes): Likewise.
29566 (get_target_argument_identifier_1): Likewise.
29567 (get_target_argument_identifier): Likewise.
29568 (get_target_argument_value): Likewise.
29569 (push_target_argument_according_to_value): Likewise.
29570 (get_target_arguments): Likewise.
29571 (expand_omp_target): Call get_target_arguments instead of looking
29572 up for teams and thread limit.
29573 (grid_expand_omp_for_loop): New function.
29574 (grid_arg_decl_map): New type.
29575 (grid_remap_kernel_arg_accesses): New function.
29576 (grid_expand_target_kernel_body): New function.
29577 (expand_omp): Call it.
29578 (lower_omp_for): Do not emit phony constructs.
29579 (lower_omp_taskreg): Do not emit phony constructs but create for them
29580 a temporary variable receiver_decl.
29581 (lower_omp_taskreg): Do not emit phony constructs.
29582 (lower_omp_teams): Likewise.
29583 (lower_omp_grid_body): New function.
29584 (lower_omp_1): Call it.
29585 (grid_reg_assignment_to_local_var_p): New function.
29586 (grid_seq_only_contains_local_assignments): Likewise.
29587 (grid_find_single_omp_among_assignments_1): Likewise.
29588 (grid_find_single_omp_among_assignments): Likewise.
29589 (grid_find_ungridifiable_statement): Likewise.
29590 (grid_target_follows_gridifiable_pattern): Likewise.
29591 (grid_remap_prebody_decls): Likewise.
29592 (grid_copy_leading_local_assignments): Likewise.
29593 (grid_process_kernel_body_copy): Likewise.
29594 (grid_attempt_target_gridification): Likewise.
29595 (grid_gridify_all_targets_stmt): Likewise.
29596 (grid_gridify_all_targets): Likewise.
29597 (execute_lower_omp): Call grid_gridify_all_targets.
29598 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
29599 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
29600 (tree_omp_clause): Added union field dimension.
29601 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
29602 * tree.c (omp_clause_num_ops): Added number of arguments of
29603 OMP_CLAUSE__GRIDDIM_.
29604 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
29605 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
29606 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
29607 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
29608 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
29609 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
29610 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
29611 * tree-pass.h (make_pass_gen_hsail): Declare.
29612 (make_pass_ipa_hsa): Likewise.
29613 * ipa-hsa.c: New file.
29614 * lto-section-in.c (lto_section_name): Add hsa section name.
29615 * lto-streamer.h (lto_section_type): Add hsa section.
29616 * timevar.def (TV_IPA_HSA): New.
29617 * hsa-brig-format.h: New file.
29618 * hsa-brig.c: New file.
29619 * hsa-dump.c: Likewise.
29620 * hsa-gen.c: Likewise.
29623 * toplev.c (compile_file): Call hsa_output_brig.
29624 * hsa-regalloc.c: New file.
29626 2016-01-18 Jeff Law <law@redhat.com>
29628 PR tree-optimization/69320
29629 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
29630 ranged object, do nothing if the RHS constant is not [0..1].
29631 (optimize_stmt): Comparing a boolean ranged object against a
29632 constant outside [0..1] results in a compile-time constant.
29634 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
29637 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
29639 * doc/invoke.texi (Invoking GCC): Add new section to menu.
29640 (Option Summary): Update to reflect new section and moved options.
29641 (C++ Dialect Options): Move -fstats to new section.
29642 (Debugging Options): Move all dump, statistics, and other GCC
29643 developer options to new section. Rewrite section introduction
29644 and re-order remaining options to put the more basic ones first.
29645 (Optimization Options): Move -fira-verbose and -flto-report* to
29647 (Developer Options): New section incorporating moved options.
29648 * doc/cppopts.texi (-dM): Update cross-reference.
29650 2016-01-18 Richard Henderson <rth@redhat.com>
29653 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
29654 operands to pseudo only if CSE is expected. Split long immediate
29655 operands only after reload, and for the stack pointer.
29656 (*add<GPI>3_pluslong): Remove.
29657 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
29658 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
29659 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
29660 (*add<GPI>3 peepholes): New.
29661 (*add<GPI>3 splitters): New.
29662 * config/aarch64/constraints.md (Upl): New.
29663 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
29665 2016-01-18 Richard Biener <rguenther@suse.de>
29667 PR tree-optimization/69297
29668 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
29670 (vect_bb_vectorization_profitable_p): Clear visited flag again.
29672 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
29674 PR middle-end/68542
29675 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
29676 of mixind vector and scalar types.
29677 (fold_relational_const): Add handling of vector
29678 comparison with boolean result.
29679 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
29680 comparison of vector operands with boolean result for EQ/NE only.
29681 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
29682 (verify_gimple_cond): Likewise.
29683 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
29686 2016-01-18 Joseph Myers <joseph@codesourcery.com>
29688 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
29691 2016-01-18 Richard Biener <rguenther@suse.de>
29693 PR middle-end/69308
29694 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
29696 2016-01-18 Tom de Vries <tom@codesourcery.com>
29698 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
29700 2016-01-18 Tom de Vries <tom@codesourcery.com>
29702 * omp-low.c (set_oacc_fn_attrib): Make extern.
29703 * omp-low.h (set_oacc_fn_attrib): Declare.
29704 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
29705 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
29706 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
29707 Add and handle function parameter oacc_kernels_p.
29708 (find_reduc_addr, get_omp_data_i_param): New function.
29709 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
29710 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
29711 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
29712 Calculate dominance info. Skip loops that are not in a kernels region
29713 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
29714 (pass_parallelize_loops::execute): Call parallelize_loops with
29715 oacc_kernels_p argument.
29716 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
29717 New member function.
29718 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
29719 * passes.def: Add argument to pass_parallelize_loops instantation.
29721 2016-01-18 Tom de Vries <tom@codesourcery.com>
29723 * tree-parloops.c (pass_parallelize_loops::execute): Allow
29724 pass_parallelize_loops to be run outside the loop pipeline.
29726 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
29728 * tree-scalar-evolution.c (follow_copies_to_constant): New.
29729 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
29731 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
29734 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
29735 using get_ref_base_and_extent.
29736 (equal_mem_array_ref_p): New.
29737 (hashable_expr_equal_p): Add call to previous.
29739 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
29742 * tree-sra.c (disqualified_constants, constant_decl_p): New.
29743 (sra_initialize): Allocate disqualified_constants.
29744 (sra_deinitialize): Free disqualified_constants.
29745 (disqualify_candidate): Update disqualified_constants when appropriate.
29746 (create_access): Scan for constant-pool entries as we go along.
29747 (scalarizable_type_p): Add check against type_contains_placeholder_p.
29748 (maybe_add_sra_candidate): Allow constant-pool entries.
29749 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
29750 (initialize_constant_pool_replacements): New.
29751 (sra_modify_assign): Avoid mangling assignments created by previous,
29752 and don't generate writes into constant pool.
29753 (sra_modify_function_body): Call initialize_constant_pool_replacements.
29755 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
29757 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
29758 andnot instruction.
29759 (scalar_chain::convert_op): Likewise.
29760 * config/i386/i386.md (*andndi3_doubleword): New.
29762 2016-01-18 Richard Biener <rguenther@suse.de>
29764 PR tree-optimization/69170
29765 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
29766 building a vector from scalar results of a pattern stmt.
29768 2016-01-18 Jakub Jelinek <jakub@redhat.com>
29770 * haifa-sched.c (autopref_multipass_init): Work around
29771 -Wmaybe-uninitialized warning.
29773 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
29775 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
29776 against the constant 0.
29778 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29780 PR tree-optimization/68799
29781 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
29782 look up phi candidates in the statement-candidate map.
29783 (phi_add_costs): Likewise.
29784 (record_phi_increments): Likewise.
29785 (phi_incr_cost): Likewise.
29786 (ncd_with_phi): Likewise.
29787 (all_phi_incrs_profitable): Likewise.
29789 2016-01-17 Jakub Jelinek <jakub@redhat.com>
29791 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
29792 -Wmaybe-uninitialized warning.
29794 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
29796 * doc/invoke.texi (Invoking GCC): Add new section to menu.
29797 (Option Summary): Update to reflect new section and moved options.
29798 (C++ Dialect Options): Move -fvtable-verify and related options.
29799 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
29800 and profiling-related options.
29801 (Optimization Options): Move profile generation options and
29802 -fstack-protector and related options.
29803 (Instrumentation Options): New section incorporating moved options.
29804 (Code Generation Options): Move -finstrument-functions and
29805 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
29807 2016-01-16 Tom de Vries <tom@codesourcery.com>
29809 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
29811 2016-01-16 Tom de Vries <tom@codesourcery.com>
29813 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
29815 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
29817 * hash-table.h (hash_table::empty): Turn into an inline wrapper
29818 that checks whether the table is already empty. Rename the
29819 original implementation to...
29820 (hash_table::empty_slot): ...this new private function.
29822 2016-01-15 David Malcolm <dmalcolm@redhat.com>
29824 PR diagnostic/68899
29825 * diagnostic-show-locus.c (layout::print_source_line): Move x
29826 offset of line until after call to
29827 get_line_width_without_trailing_whitespace.
29829 2016-01-15 Jeff Law <law@redhat.com>
29831 PR tree-optimization/69270
29832 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
29833 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
29834 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
29835 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
29836 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
29837 ssa_name_has_boolean_range and constant_boolean_node.
29839 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
29841 PR rtl-optimization/69030
29842 * lra-spills.c (remove_pseudos): Check nrefs and make the function
29844 (spill_pseudos): Delete debug insn for dead pseudo.
29845 (lra_spill): Initiate spill_hard_reg and slots memory separately.
29847 2016-01-15 Jiong Wang <jiong.wang@arm.com>
29849 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
29851 (TYPES_UNOPUS): Likewise.
29852 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
29853 builtin type, from UNOP to UNOPUS.
29854 (lbtruncuv4sf): Likewise.
29855 (lbtruncuv2df): Likewise.
29856 (lrounduv2sf): Likewise.
29857 (lrounduv4sf): Likewise.
29858 (lrounduv2df): Likewise.
29859 (lroundusf): Likewise.
29860 (lroundusf): Likewise.
29861 (lceiluv2sf): Likewise.
29862 (lceiluv4sf): Likewise.
29863 (lceiluv2df): Likewise.
29864 (lceilusf): Likewise.
29865 (lceiludf): Likewise.
29866 (lflooruv2sf): Likewise.
29867 (lflooruv4sf): Likewise.
29868 (lflooruv2df): Likewise.
29869 (lfloorusf): Likewise.
29870 (lfloorudf): Likewise.
29871 (lfrintnuv2sf): Likewise.
29872 (lfrintnuv4sf): Likewise.
29873 (lfrintnuv2df): Likewise.
29874 (lfrintnusf): Likewise.
29875 (lfrintnudf): Likewise.
29876 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
29878 (vcvtq_u32_f32): Likewise.
29879 (vcvtq_u64_f64): Likewise.
29880 (vcvta_u32_f32): Likewise.
29881 (vcvtaq_u32_f32): Likewise.
29882 (vcvtaq_u64_f64): Likewise.
29883 (vcvtm_u32_f32): Likewise.
29884 (vcvtmq_u32_f32): Likewise.
29885 (vcvtmq_u64_f64): Likewise.
29886 (vcvtn_u32_f32): Likwise.
29887 (vcvtnq_u32_f32): Likewise.
29888 (vcvtnq_u64_f64): Likewise.
29889 (vcvtp_u32_f32): Likewise.
29890 (vcvtpq_u32_f32): Likewise.
29891 (vcvtpq_u64_f64): Likewise.
29892 (vcvtmd_u64_f64): Likewise.
29893 (vcvtms_u32_f32): Likewise.
29894 (vcvtad_u64_f64): Likewise.
29895 (vcvtas_u32_f32): Likewise.
29896 (vcvtnd_u64_f64): Likewise.
29897 (vcvtns_u32_f32): Likewise.
29898 (vcvtpd_u64_f64): Likewise.
29899 (vcvtps_u32_f32): Likewise.
29901 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29903 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
29904 CSEL of zero_extended registers.
29906 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29908 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
29909 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
29911 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29913 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
29914 false when argument string is not found in the attributes table
29917 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
29920 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
29921 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
29922 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
29923 precision estimate.
29925 2016-01-15 Richard Biener <rguenther@suse.de>
29927 PR tree-optimization/66856
29928 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
29929 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
29930 (vect_create_new_slp_node): Increment stmt reference count.
29931 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
29932 an SLP tree before swapping operands.
29933 (vect_build_slp_tree): Likewise.
29934 (destroy_bb_vec_info): Free stmt info after SLP instances.
29935 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
29936 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
29937 (STMT_VINFO_NUM_SLP_USES): New macro.
29939 2016-01-15 Richard Biener <rguenther@suse.de>
29942 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
29943 (add_linkage_name): ... here.
29944 (gen_typedef_die): Use add_linkage_name_raw instead of
29945 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
29948 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
29950 * gimplify.c (oacc_default_clause): Decode reference and pointer
29951 types for both kernels and parallel regions.
29953 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
29955 PR middle-end/69246
29956 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
29958 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
29960 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
29961 (convert_scalars_to_vector): Likewise.
29963 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
29965 * doc/extend.texi (Type Traits): Fix grammar.
29967 2016-01-15 Martin Jambor <mjambor@suse.cz>
29969 * tree-inline.c (remap_decl): Use existing dclarations if
29970 remapping a type and prevent_decl_creation_for_types.
29971 (replace_locals_stmt): Do an initial remapping of non-VLA typed
29972 decls first. Do real remapping with
29973 prevent_decl_creation_for_types set.
29974 * tree-inline.h (copy_body_data): New field
29975 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
29978 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
29980 * config/s390/s390.opt (mmvcle): More verbose help text.
29982 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
29984 * config/s390/s390.opt: Add period to -mzvector option text.
29986 2016-01-15 Richard Biener <rguenther@suse.de>
29988 PR tree-optimization/68961
29989 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
29990 of invariants in stores again.
29992 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
29994 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
29996 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
29998 * config/i386/i386.c (ix86_expand_branch): Don't split
29999 DI mode xor instruction to SI mode.
30001 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
30004 * ipa-icf.c (sem_function::merge): Virtual functions may become
30005 reachable even if they address is not taken and there are no
30008 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
30010 * lto-streamer-out.c (subtract_estimated_size): New function.
30011 (get_symbol_initial_value): Use it.
30013 2016-01-15 Christian Bruel <christian.bruel@st.com>
30016 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
30017 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
30018 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
30019 use add_builtin_function_ext_scope instead of add_builtin_function.
30020 (neon_set_p, neon_crypto_set_p): Remove.
30021 (arm_init_builtins): Always call arm_init_neon_builtins and
30022 arm_init_crypto_builtins.
30023 (arm_expand_builtin): Check that builtins are allowed for the arch.
30024 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
30025 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
30026 arm_init_neon_builtins call.
30028 2016-01-15 Richard Biener <rguenther@suse.de>
30030 PR tree-optimization/69117
30031 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
30032 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
30033 of the leader conservatively.
30034 (free_scc_vn): Restore original SSA name infos.
30036 2016-01-14 Jeff Law <law@redhat.com>
30038 PR tree-optimization/69270
30039 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
30040 single bit of precision, verify it's also unsigned.
30041 (record_edge_info): Use constant_boolean_node rather than fold_convert
30042 to convert boolean_true/boolean_false to the right type.
30044 2016-01-14 Richard Henderson <rth@redhat.com>
30047 * loop-doloop.c (record_reg_sets): New.
30048 (doloop_optimize): Reject the transform if the sequence
30049 clobbers registers live at the end of the loop block.
30050 (doloop_optimize_loops): Enable df_live if needed.
30052 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
30054 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
30055 * config/rs6000/rs6000.c: Likewise.
30056 * config/rs6000/rs6000.h: Likewise.
30057 * config/rs6000/rs6000.md: Likewise.
30058 * doc/extend.texi: Likewsie.
30060 2016-01-14 Jeff Law <law@redhat.com>
30062 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
30065 2016-01-14 Richard Henderson <rth@redhat.com>
30069 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
30070 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
30071 instead of builtin_decl_declared_p to test for declaration.
30073 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
30075 * doc/loop.texi (Loop Analysis and Representation): Document
30076 loop_depth function.
30078 2016-01-14 Tom de Vries <tom@codesourcery.com>
30080 PR tree-optimization/68773
30081 * omp-low.c (expand_omp_target): Don't set force_output.
30082 * varpool.c (varpool_node::get_create): Same.
30083 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
30084 offload_funcs with force_output.
30086 2016-01-14 Jakub Jelinek <jakub@redhat.com>
30089 * lra-eliminations.c (move_plus_up): Don't change anything if either
30090 the outer or inner subreg mode is not MODE_INT.
30091 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
30092 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
30094 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
30096 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
30097 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
30098 reduc_uplus_@var{m}): Remove.
30099 * expr.c (expand_expr_real_2): Remove expansion path for
30100 reduc_[us](min|max|plus) optabs.
30101 * optabs-tree.c (scalar_reduc_to_vector): Remove.
30102 * optabs-tree.h (scalar_reduc_to_vector): Remove.
30103 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
30104 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
30105 * tree-vect-loop.c (vectorizable_reduction): Remove test for
30106 reduc_[us](min|max|plus) optabs.
30108 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
30110 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
30111 (reduc_plus_scal_v2sf): New.
30112 (reduc_smax_v2sf): Rename to...
30113 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
30114 (reduc_smin_v2sf): Rename to...
30115 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
30117 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
30119 * alias.c (compare_base_symbol_refs): New function.
30120 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
30123 2016-01-14 Jakub Jelinek <jakub@redhat.com>
30125 PR middle-end/68146
30126 PR tree-optimization/69155
30127 * tree-complex.c: Include cfganal.h.
30128 (phis_to_revisit): New variable.
30129 (extract_component): Add phiarg_p argument. Assert that returned
30130 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
30131 (update_phi_components): Partly rewrite to use loop over real/imag
30132 components instead of code duplication. If extract_component returns
30133 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
30134 create_tmp_reg into the PHI node instead, and mention the phi triplet
30135 in phis_to_revisit.
30136 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
30137 in phis_to_revisit at the end.
30139 2016-01-14 Richard Biener <rguenther@suse.de>
30141 PR tree-optimization/68060
30142 * tree-vect-loop.c (vect_is_simple_reduction): Check the
30143 outer loop reduction is only used in the inner loop before
30144 detecting a double reduction.
30146 2016-01-14 Jakub Jelinek <jakub@redhat.com>
30149 * combine.c (expand_field_assignment): Punt if compute_mode is
30150 unsupported scalar mode.
30152 2016-01-14 Richard Biener <rguenther@suse.de>
30154 PR tree-optimization/66856
30155 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
30156 SLP node only if it built successfully.
30157 (vect_analyze_slp_instance): Adjust.
30159 2016-01-14 Jeff Law <law@redhat.com>
30161 PR tree-optimization/69270
30162 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
30163 (record_edge_info): Use it. Convert boolean_{true,false}_node
30164 to the type of op0.
30166 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
30169 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
30170 use block_ultimate_origin
30171 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
30173 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
30175 * doc/invoke.texi (Submodel Options): Rename section to
30176 "Machine-Dependent Options" to better reflect its content.
30177 Rewrite introductory text to remove archaic CPU names.
30180 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
30182 * doc/invoke.texi (Code Gen Options): Move section up in file,
30183 before target-specific options. Update menu and option summary
30184 to reflect the new section ordering.
30186 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
30188 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
30189 (C++ Dialect Options): Add cross-reference to -std option.
30190 * doc/standards.texi (C++ Language): Document C++14 support.
30192 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
30194 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
30195 for pack/unpack functions for __ibm128.
30196 (PACK_IF): Likewise.
30197 (UNPACK_IF): Likewise.
30199 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
30200 support for __ibm128 pack/unpack functions.
30201 (rs6000_invalid_builtin): Likewise.
30202 (rs6000_init_builtins): Likewise.
30203 (rs6000_opt_masks): Likewise.
30205 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
30206 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
30208 (RS6000_BTM_COMMON): Likewise.
30210 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
30211 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
30212 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
30213 128-bit floating point. Add support for the double values to be
30214 in Altivec registers for TF/IF packing and unpacking, but restrict
30215 TD packing sub-fields to be FPR registers. Don't allow overlapped
30216 register support for packing. Allow pack inputs to be memory
30217 locations. Don't build generator functions for unpack<mode>_dm
30218 and unpack<mode>_nodm.
30219 (unpack<mode>_dm): Likewise.
30220 (unpack<mode>_nodm): Likewise.
30221 (pack<mode>): Likewise.
30223 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
30224 built-in functions to pack/unpack explicit __ibm128 values.
30225 (__builtin_unpack_ibm128): Likewise.
30227 * doc/extend.texi (PowerPC Built-in Functions): Document
30228 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
30230 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
30233 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
30234 Add new arg loc and pass it down as context.
30235 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
30236 to the location to use for the warning.
30237 (check_function_arguments): New arg loc. All callers changed. Pass
30238 it to check_function_nonnull.
30239 * c-common.h (check_function_arguments): Adjust declaration.
30241 2016-01-13 Jakub Jelinek <jakub@redhat.com>
30243 PR tree-optimization/69156
30244 * gimple.c (validate_type): Removed.
30245 (gimple_builtin_call_types_compatible_p): Use
30246 useless_type_conversion_p instead of validate_type.
30247 * value-prof.c (gimple_stringop_fixed_value): Fold
30248 icall_size to correct type.
30250 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
30252 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
30255 2016-01-13 Richard Henderson <rth@redhat.com>
30258 * target.def (builtin_tm_load, builtin_tm_store): Remove.
30259 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
30260 (ix86_builtin_tm_store): Remove.
30261 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
30262 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
30263 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
30264 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
30265 * doc/tm.texi: Rebuild.
30267 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
30268 (BUILT_IN_TM_MEMCPY_RTWN): New.
30269 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
30270 fallback from vector to integer helpers.
30271 (build_tm_load): Handle vector types directly, instead of
30273 (build_tm_store): Likewise.
30274 (expand_assign_tm): Prepare for register types not handled by
30275 the above. Copy them to memory and use memcpy.
30276 * tree.c (tm_define_builtin): New.
30277 (find_tm_vector_type): New.
30278 (build_tm_vector_builtins): New.
30279 (build_common_builtin_nodes): Call it.
30281 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
30283 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
30284 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
30286 2016-01-13 Tom de Vries <tom@codesourcery.com>
30288 PR tree-optimization/69169
30289 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
30290 handled_struct_type param.
30291 (create_variable_info_for, intra_create_variable_infos): Call
30292 create_variable_info_for_1 with extra arg.
30294 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
30296 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
30297 and "armv8.1-a+crc" entries.
30299 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
30302 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
30303 Change first operand predicate from register_or_constm1_operand
30304 to register_operand.
30305 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
30306 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
30307 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
30308 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
30309 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
30310 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
30311 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
30312 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
30313 comparison with constm1_rtx from vec_prefetch_gen part.
30315 2016-01-13 Richard Biener <rguenther@suse.de>
30317 PR tree-optimization/69013
30318 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
30319 Exchange assert for a test.
30321 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30324 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
30326 2016-01-13 Richard Biener <rguenther@suse.de>
30328 PR tree-optimization/69242
30329 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
30330 assert with a check.
30332 2016-01-13 Richard Biener <rguenther@suse.de>
30334 PR tree-optimization/69186
30335 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
30336 Properly guard vect_update_misalignment_for_peel call.
30338 2016-01-12 Jeff Law <law@redhat.com>
30340 PR tree-optimization/pr67755
30341 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
30342 "need_profile_correction".
30343 (thread_block_1): Initialize new field to false by default. If we
30344 have multiple thread paths through a common joiner to different
30345 final targets, then set new field to true.
30346 (compute_path_counts): Only do count adjustment when it's really
30349 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
30351 * doc/invoke.texi (Spec Files): Move section down in file, past
30352 all command-line option descriptions.
30354 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
30356 PR middle-end/54809
30357 * doc/gty.texi: Remove documentation of mark_hook.
30358 * gengtype.c (struct write_types_data): Remove code to support
30359 mark_hook attribute.
30360 (walk_type): Likewise.
30361 (write_func_for_structure): Likewise.
30363 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
30365 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
30366 Directory Options, and -specs= to Overall Options.
30367 (Overall Options): Adjust similarly. Reorder to group related
30368 options together. Make -specs= cross-reference the spec file details.
30369 (Directory Options): Adjust similarly.
30371 2016-01-12 Jeff Law <law@redhat.com>
30373 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
30375 2016-01-12 Olivier Hainque <hainque@adacore.com>
30377 * gcc.c (spec_undefvar_allowed): New global.
30378 (process_command): Set to true when running for --version or --help,
30380 (getenv_spec_function): When the variable is not defined, use the
30381 variable name as the variable value if we're allowed not to issue
30384 2016-01-12 Bin Cheng <bin.cheng@arm.com>
30386 PR tree-optimization/68911
30387 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
30388 information computed for expression "init + nit * step".
30390 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
30392 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
30393 about name of GCC executable. Remove deleted node from menu.
30394 (Directory Options) <-B>: Remove cross-reference to deleted node.
30395 (Target Options): Delete section.
30397 2016-01-12 Christian Bruel <christian.bruel@st.com>
30400 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
30401 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
30403 2016-01-12 Jakub Jelinek <jakub@redhat.com>
30406 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
30407 aligned_mem is properly set for AVX512-VL floating point masked
30411 * ifcvt.c (cond_exec_process_if_block): When removing the last
30412 insn from then_bb, remove also any possible barriers that follow it.
30414 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
30418 * config/i386/iamcu.h (SIZE_TYPE): New macro.
30419 (PTRDIFF_TYPE): Likewise.
30420 (WCHAR_TYPE): Likewise.
30421 (WCHAR_TYPE_SIZE): Likewise.
30422 (STDINT_LONG32): Likewise.
30424 2016-01-12 Richard Biener <rguenther@suse.de>
30426 PR tree-optimization/69053
30427 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
30428 convert initial value for cond reductions.
30430 2016-01-12 Richard Biener <rguenther@suse.de>
30432 PR tree-optimization/69007
30433 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
30434 widen_sum after dot_prod and sad.
30436 2016-01-12 Richard Biener <rguenther@suse.de>
30438 PR tree-optimization/69168
30439 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
30440 pattern stmt SLP type.
30441 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
30442 end up unused so cope with that case.
30444 2016-01-12 Richard Biener <rguenther@suse.de>
30446 PR tree-optimization/69157
30447 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
30448 stmts def type only during analyze phase.
30449 (vectorizable_call): Likewise.
30450 (vectorizable_simd_clone_call): Likewise.
30451 (vectorizable_conversion): Likewise.
30452 (vectorizable_assignment): Likewise.
30453 (vectorizable_shift): Likewise.
30454 (vectorizable_operation): Likewise.
30455 (vectorizable_store): Likewise.
30456 (vectorizable_load): Likewise.
30458 2016-01-12 Richard Biener <rguenther@suse.de>
30460 PR tree-optimization/69174
30461 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
30463 (vectorizable_load): Properly compute the number of loads needed
30464 for permuted strided SLP loads and do not spuriously assign
30465 to SLP_TREE_VEC_STMTS.
30467 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
30469 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
30470 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
30471 (MD_EXEC_PREFIX): Remove.
30472 (MD_STARTFILE_PREFIX) Removee.
30473 (FILE_NAME_ABSOLUTE_P): Remove.
30474 (CPP_SPEC): Do not read macros from sys/version.h.
30475 (LINK_COMMAND_SPEC): Remove.
30476 (LOCAL_INCLUDE_DIR): Remove.
30477 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
30478 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
30479 (POST_LINK_SPEC): Define to invoke stubify after linker
30480 (LIBSTDCXX): Remove define
30481 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
30482 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
30483 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
30484 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
30485 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
30486 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
30487 (i386_djgpp_asm_named_section): Add propotype of new procedure
30489 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
30490 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
30491 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
30492 in config/i386/djgpp.h).
30493 (STANDARD_STARTFILE_PREFIX_2): Define identical to
30494 STANDARD_STARTFILE_PREFIX_1.
30495 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
30496 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
30497 installation errors.
30498 (MAX_OFILE_ALIGNMENT): Define to 128.
30499 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
30501 * config/i386/djgpp.c: New file. Add implementation of
30502 i386_djgpp_asm_named_section.
30504 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
30506 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
30507 Add rule for building djgpp.o.
30509 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30511 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
30512 (rtx_is_swappable_p): Reductions are swappable.
30513 (insn_is_swappable_p): V2DF reductions are swappable.
30515 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
30517 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
30518 reloads for other unsupported memory operands.
30520 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30521 Jim Wilson <jim.wilson@linaro.org>
30524 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
30525 copy_to_mode_reg instead of force_reg.
30527 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
30530 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
30531 TARGET_80387 is true.
30533 2016-01-11 Jakub Jelinek <jakub@redhat.com>
30536 * lra-eliminations.c (move_plus_up): Only move plus up
30537 if subreg of the constant can be simplified into constant
30538 and use the simplified subreg of the constant instead of
30539 the original constant.
30541 * fold-const.c (fold_convertible_p): Don't return true
30542 for conversion of VECTOR_TYPE to same sized integral type.
30543 (fold_convert_loc): Fix up formatting. Fold conversion of
30544 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
30545 instead of NOP_EXPR.
30547 PR tree-optimization/69214
30548 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
30549 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
30552 PR tree-optimization/69207
30553 * tree-vect-slp.c (vect_get_constant_vectors): For
30554 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
30555 fold_convertible_p to vector_type's element type, and always
30556 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
30558 2016-01-11 Richard Biener <rguenther@suse.de>
30560 PR tree-optimization/69173
30561 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
30562 fixup the cycle if all stmts are in a pattern.
30564 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
30566 PR middle-end/68999
30567 * alias.c (base_alias_check): Move check for addresses with
30568 alignment ANDs before the call for compare_base_decls.
30569 (memrefs_conflict_p): Return -1 for different decls
30570 that went through alignment adjustments.
30572 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30574 PR rtl-optimization/68796
30575 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
30576 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
30577 and QImode comparisons against zero with CC_NZmode.
30578 * config/aarch64/iterators.md (short_mask): New mode_attr.
30580 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
30582 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
30583 (<avx512>_store<mode>_mask): Likewise.
30585 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
30586 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30588 PR rtl-optimization/68841
30589 * ifcvt.c (struct noce_if_info): Add orig_x field.
30590 (bbs_ok_for_cmove_arith): Add to_rename parameter.
30591 Don't record conflicts on to_rename if it's present.
30592 Allow memory destinations in sets.
30593 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
30594 blocks, passing orig_x to the checks.
30595 (noce_process_if_block): Set if_info->orig_x appropriately.
30597 2016-01-11 Tom de Vries <tom@codesourcery.com>
30599 PR tree-optimization/69069
30600 * tree-parloops.c (create_parallel_loop): Add missing phi args.
30602 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
30604 PR rtl-optimization/68920
30605 * config/i386/i386.c (ix86_option_override_internal): Restrict number
30606 of conditional moves for RTL if-conversion to 1 for
30607 TARGET_ONE_IF_CONV_INSN.
30608 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
30609 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
30610 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
30611 parameter to restirct number of conditional moves for
30613 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
30614 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
30617 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
30620 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
30621 onepart vars. Fix typo in comment. Fix reversed condition in
30623 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
30626 * var-tracking.c (dump_onepart_variable_differences): New.
30627 (dataflow_set_different): If a detailed dump is requested,
30628 delay early returns and dump differences between onepart
30629 variables present before and after, and added variables.
30631 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
30634 * expr.c (expand_expr_real_1): For boolean vector constants
30635 with a scalar mode use const_scalar_mask_from_tree.
30636 (const_scalar_mask_from_tree): New.
30637 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
30638 assigned to a mask type to handle constants.
30640 2016-01-11 Martin Jambor <mjambor@suse.cz>
30643 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
30644 useless parameters if we cannot change function signature.
30646 2016-01-11 Martin Jambor <mjambor@suse.cz>
30649 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
30652 2016-01-11 Tom de Vries <tom@codesourcery.com>
30654 PR tree-optimization/69109
30655 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
30658 2016-01-11 Tom de Vries <tom@codesourcery.com>
30660 PR tree-optimization/69108
30661 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
30662 res is not used in a phi.
30664 2016-01-11 Yury Gribov <y.gribov@samsung.com>
30667 * common.opt (frandom-seed): Fix parameter name.
30668 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
30670 2016-01-11 Tom de Vries <tom@codesourcery.com>
30672 PR tree-optimization/69058
30673 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
30676 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
30678 * config/arc/arc.opt (mdiv-rem): Add period to the end.
30679 (mcode-density): Likewise.
30681 2016-01-10 Tom de Vries <tom@codesourcery.com>
30683 PR tree-optimization/69062
30684 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
30685 (parallelize_loops): Don't paralelize loop that has phi with address
30688 2016-01-10 Tom de Vries <tom@codesourcery.com>
30690 PR tree-optimization/69039
30691 * tree-parloops.c (try_create_reduction_list): Only allow single exit
30694 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
30696 PR middle-end/68743
30697 * match.pd: Require target has function_c99_misc before doing
30698 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
30700 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
30702 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
30704 * configure: Regenerate.
30706 2016-01-09 Jakub Jelinek <jakub@redhat.com>
30708 PR middle-end/50865
30709 PR tree-optimization/69097
30710 * fold-const.h (expr_not_equal_to): New prototype.
30711 * fold-const.c: Include stringpool.h and tree-ssanames.h.
30712 (expr_not_equal_to): New function.
30713 * match.pd (X % -Y is the same as X % Y): Don't optimize
30714 unless X is known not to be equal to minimum or Y is known
30715 not to be equal to -1.
30716 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
30717 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
30718 (simplify_stmt_using_ranges): Adjust caller.
30719 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
30720 substitute_and_fold.
30722 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
30724 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
30727 2016-01-08 Jakub Jelinek <jakub@redhat.com>
30729 PR tree-optimization/69167
30730 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
30731 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
30733 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
30735 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
30736 Richard Biener <rguenther@suse.de>
30738 PR tree-optimization/68707
30739 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
30740 instances that can be handled via vect_load_lanes.
30742 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
30744 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
30745 if we can't determine address equivalence.
30746 * alias.c (compare_base_decl): Update for changed return value of
30747 symtab_node::equal_address_to.
30749 2016-01-08 Jason Merrill <jason@redhat.com>
30753 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
30754 * expr.c (store_field): Not here.
30755 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
30756 call with TREE_ADDRESSABLE type.
30757 * tree-cfg.c (verify_gimple_call): Adjust.
30759 2016-01-08 Olivier Hainque <hainque@adacore.com>
30761 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
30764 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
30766 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
30767 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
30768 (reduc_smin_v2sf): Rename to...
30769 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
30770 (reduc_splus_v2sf): Rename to...
30771 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
30773 2016-01-08 Jakub Jelinek <jakub@redhat.com>
30775 PR tree-optimization/69162
30776 * gimplify.c (gimplify_va_arg_expr): Encode original type of
30777 valist argument in another argument.
30778 (gimplify_modify_expr): Adjust for the above change. Cleanup.
30779 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
30780 to determine the va_list type, build a MEM_REF instead of
30781 build_fold_indirect_ref.
30783 PR tree-optimization/69172
30784 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
30787 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
30789 PR tree-optimization/67781
30790 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
30791 and cmpnop in two steps: first the ones not accessed in original
30792 gimple expression in a endian independent way and then the ones not
30793 accessed in the final result in an endian-specific way.
30795 2016-01-08 Jakub Jelinek <jakub@redhat.com>
30797 PR tree-optimization/69083
30798 * tree-vect-slp.c (vect_get_constant_vectors): For
30799 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
30800 element type. If op is fold_convertible_p to vector_type's element
30801 type, use NOP_EXPR instead of VCE.
30803 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
30805 PR rtl-optimization/67778
30806 PR rtl-optimization/68634
30807 PR rtl-optimization/68909
30808 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
30809 block from the stack until done with it. Remove a superfluous
30810 bitmap set. Remove a superfluous bitmap test.
30812 2016-01-07 Martin Sebor <msebor@redhat.com>
30815 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
30816 constraint on the type of arguments.
30818 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
30820 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
30821 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
30822 unaligned_access on the gcc_options set.
30823 * config/arm/arm.c (arm_option_override_internal): Use
30824 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
30826 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
30829 * config/i386/i386.c (ix86_frame_pointer_required): Enable
30830 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
30832 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
30835 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
30838 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
30839 depending on frame_pointer_needed before remaining integer and SSE
30840 registers are saved.
30842 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
30845 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
30847 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
30850 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
30851 Use the "xBm" constraint.
30852 (float<sseintvecmodelower><mode>2<mask_name><round_name):
30854 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
30855 (sse_cvtsi2ssq<round_name>): Likewise.
30856 (sse_cvtss2si<round_name>): Likewise.
30857 (sse_cvtss2siq<round_name>): Likewise.
30858 (sse2_cvtsi2sdq<round_name>): Likewise.
30859 (sse2_cvtsd2si<round_name>): Likewise.
30860 (sse2_cvtsd2siq<round_name>): Likewise.
30861 * config/i386/subst.md (round_nimm_scalar_predicate): New
30864 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
30866 PR middle-end/67639
30867 * varasm.c (make_decl_rtl): Mark invalid register vars as
30870 PR rtl-optimization/66206
30871 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
30872 All callers changed.
30874 2016-01-07 Jakub Jelinek <jakub@redhat.com>
30876 PR tree-optimization/69141
30877 * tree-ssa-pre.c: Include langhooks.h.
30878 (eliminate_dom_walker::before_dom_children): Use
30879 lang_hooks.decl_printable_name instead of
30880 cgraph_node::get ()->name ().
30882 PR middle-end/68960
30883 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
30884 it and DECL_ALIGN too.
30886 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
30888 * config/mips/mips-ftypes.def: Sort to lexicographical order.
30890 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
30893 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
30894 depending on frame_pointer_needed before remaining integer and SSE
30895 registers are saved.
30897 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30899 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
30900 mode iterator with VSX_M2.
30901 (*p9_vecstore_<mode>): Likewise.
30902 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
30903 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
30904 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
30905 (define_split for VSX_LE128 stores): Likewise.
30906 (define_peephole2 for TImode LE swaps): Likewise.
30907 (define_split for VSX_LE128 post-reload stores): Likewise.
30909 2016-01-06 Marek Polacek <polacek@redhat.com>
30912 * convert.c (convert_to_integer_1): Adjust call to
30913 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
30914 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
30915 EXPR instead of ARG.
30916 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
30918 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30921 * doc/extend.texi (RL78 Variable Attributes): New section.
30923 2016-01-05 Marek Polacek <polacek@redhat.com>
30926 * builtins.c (get_memmodel): Use expansion point location rather than
30927 the input location. Call warning_at rather than warning.
30928 (expand_builtin_atomic_compare_exchange): Likewise.
30929 (expand_builtin_atomic_load): Likewise.
30930 (expand_builtin_atomic_store): Likewise.
30931 (expand_builtin_atomic_clear): Likewise.
30933 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
30936 * config/i386/i386.c (ix86_expand_vector_logical_operator):
30937 Replace nonimmediate_operand with vector_operand.
30938 * config/i386/predicates.md (vector_operand): New predicate.
30939 (general_vector_operand): Replace nonimmediate_operand with
30941 * config/i386/sse.md: Replace nonimmediate_operand with
30942 vector_operand and m constraint with Bm constraint on SSE
30943 patterns with 16-byte memory operand.
30944 * config/i386/subst.md (round_nimm_predicate): Replace
30945 nonimmediate_operand with vector_operand.
30946 (round_saeonly_nimm_predicate): Likewise.
30947 (round_saeonly_nimm_scalar_predicate): New.
30949 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
30952 * config/i386/constraints.md (Bm): New constraint.
30953 * config/i386/predicates.md (vector_memory_operand): New
30955 * config/i386/sse.md: Replace xm with xBm in plusminus and
30956 any_logic patterns.
30958 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30961 * doc/extend.texi (V850 Function Attributes): New section.
30962 (V850 Variable Attributes): New section.
30964 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30967 * doc/extend.texi (MicroBlaze Function Attributes): Document
30968 interrupt_handler and fast_interrupt attributes.
30970 2016-01-05 Sergei Trofimovich <siarheit@google.com>
30973 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
30974 for local symbolic operands.
30975 * config/ia64/predicates.md (local_symbolic_operand64): New
30978 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30980 PR rtl-optimization/68651
30981 * combine.c (combine_simplify_rtx): Canonicalize x + x into
30984 2016-01-05 Nathan Sidwell <nathan@acm.org>
30986 * alias.c (compare_base_decls): Use symtab_node::get.
30988 2016-01-05 Nick Clifton <nickc@redhat.com>
30991 * ira-costs.c (copy_cost): Initialise the t_icode field of the
30992 secondary_reload_info structure.
30995 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
30996 decls if weak support is available.
30998 2016-01-04 Martin Sebor <msebor@redhat.com>
31000 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
31002 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
31004 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
31005 OPTION_MASK_P9_DFORM.
31007 * config/rs6000/constraints.md (wo constraint): New constraint for
31010 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
31012 (rs6000_init_hard_regno_mode_ok): Likewise.
31014 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
31017 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
31018 expanders not to have constraints. Add support for ISA 3.0 xxperm
31019 instruction. Add support for fusing xxlor with xxperm.
31020 (altivec_vperm_<mode>_internal): Likewise.
31021 (altivec_vperm_v8hiv16qi): Likewise.
31022 (altivec_vperm_<mode>v16q): Likewise.
31023 (altivec_vperm_<mode>_uns): Likewise.
31024 (vperm_v8hiv4si): Likewise.
31025 (vperm_v16qiv8hi): Likewise.
31027 * doc/md.texi (RS/6000 constraints): Document wo constraint.
31029 2016-01-04 Jakub Jelinek <jakub@redhat.com>
31031 Update copyright years.
31033 * gcc.c (process_command): Update copyright notice dates.
31034 * gcov-dump.c (print_version): Ditto.
31035 * gcov.c (print_version): Ditto.
31036 * gcov-tool.c (print_version): Ditto.
31037 * gengtype.c (create_file): Ditto.
31038 * doc/cpp.texi: Bump @copying's copyright year.
31039 * doc/cppinternals.texi: Ditto.
31040 * doc/gcc.texi: Ditto.
31041 * doc/gccint.texi: Ditto.
31042 * doc/gcov.texi: Ditto.
31043 * doc/install.texi: Ditto.
31044 * doc/invoke.texi: Ditto.
31046 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
31048 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
31049 modes larger than TImode as TImode if NEON is not enabled.
31051 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
31054 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
31055 mode for %f0-%f31 only if TARGET_FPU.
31057 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
31060 * config/sparc/sparc.c (scan_record_type): Take into account subfields
31061 to compute the PACKED_P predicate.
31062 (function_arg_record_value): Minor tweaks.
31064 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
31066 * doc/install.texi (--with-multilib-list): Describe the meaning of the
31067 option for arm*-*-* targets.
31069 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
31071 * doc/extend.texi (Common Function Attributes): Move docs for
31072 MSP430-specific attributes to....
31073 (MSP430 Function Attributes): ...here. Delete the redundant
31074 entries and copy-edit the remaining text.
31075 (MSP430 Variable Attributes): Use uniform format for index
31076 entries and add a cross-reference to the corresponding function
31079 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
31081 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
31083 (x86 Options): Likewise.
31085 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
31089 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
31090 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
31091 to corresponding attribute.
31093 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
31095 * doc/extend.texi (Common Function Attributes) <noplt>: Move
31096 to correct alphabetization of table. Copy-edit and correct
31098 <stack_protect>: Likewise.
31099 <target_clones>: Likewise.
31101 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
31102 Correct punctuation.
31103 (Code Gen Options) <-fno-plt>: Copy-edit.
31105 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
31108 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
31109 SI values. Explicitly convert SI to DI and vice-versa.
31111 2016-01-01 Jakub Jelinek <jakub@redhat.com>
31113 PR tree-optimization/69070
31114 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
31115 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
31118 * ubsan.c (ubsan_instrument_float_cast): Call
31119 initialize_sanitizer_builtins.
31122 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
31124 Copyright (C) 2016 Free Software Foundation, Inc.
31126 Copying and distribution of this file, with or without modification,
31127 are permitted in any medium without royalty provided the copyright
31128 notice and this notice are preserved.