1 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
3 * config.gcc (*-*-uclinux*): Enable posix threads.
5 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
7 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
8 * config/i386/avx512dqintrin.h: Ditto.
9 * config/i386/avx512fintrin.h: Ditto.
10 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
11 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
12 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
13 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
14 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
15 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
17 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
18 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
19 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
20 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
21 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
22 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
23 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
24 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
25 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
27 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
29 * combine.c: Revert r243162.
31 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
33 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
36 2016-12-05 Nathan Sidwell <nathan@acm.org>
38 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
39 (diagnostic_action_after_output): ... here.
40 (diagnostic_report_diagnostic): Call it for non-notes.
41 * diagnostic.h (struct diagnostic_context): Make max_errors signed
43 (diagnostic_check_max_errors): Declare.
45 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
47 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
48 (ENDFILE_SPEC): Likewise.
50 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
52 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
53 * config/arc/arc.c (arc_unspec_offset): New function.
54 (arc_finalize_pic): Change.
55 (arc_emit_call_tls_get_addr): Likewise.
56 (arc_legitimize_tls_address): Likewise.
57 (arc_legitimize_pic_address): Likewise.
58 (insn_is_tls_gd_dispatch): Remove.
59 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
60 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
61 (tls_gd_dispatch): Likewise.
63 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
65 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
68 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
70 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
71 (sparc_split_reg_mem_legitimate): ...this.
72 (sparc_split_reg_mem): Declare.
73 (sparc_split_mem_reg): Likewise.
74 (sparc_split_regreg_legitimate): Rename to...
75 (sparc_split_reg_reg_legitimate): ...this.
76 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
77 (sparc_split_reg_mem_legitimate): ...this.
78 (sparc_split_reg_mem): New function.
79 (sparc_split_mem_reg): Likewise.
80 (sparc_split_regreg_legitimate): Rename to...
81 (sparc_split_reg_reg_legitimate): ...this.
82 (sparc_split_reg_reg): New function.
83 * config/sparc/sparc.md (lra): Remove "none" value.
84 (enabled): Adjust to above change.
85 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
86 (DImode splitters): Adjust to above renamings and use new functions.
87 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
88 (DFmode splitters): Adjust to above renamings and use new functions.
89 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
90 constraint in conjunction with e.
91 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
92 alternative and reorder others.
93 (VM64:mode splitters): Adjust to above renamings and use new functions.
95 2016-12-04 Martin Sebor <msebor@redhat.com>
98 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
99 identifier tree nodes.
100 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
101 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
102 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
103 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
104 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
105 * builtins.def (aligned_alloc, calloc, malloc, realloc):
106 Add attribute alloc_size.
107 (alloca): Add attribute alloc_size and returns_nonnull.
109 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
112 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
113 (dimode_scalar_chain::compute_convert_gain): Ditto.
114 (dimode_scalar_chain::convert_insn): Ditto.
116 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
118 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
119 cases to build a lowpart SUBREG.
121 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
122 David S. Miller <davem@davemloft.net>
124 * config/sparc/constraints.md (U): Adjust comment.
125 * config/sparc/sparc.md (lra): New attribute.
126 (enabled): For base instructions, if the lra attribute is set,
127 return 1 if it is in keeping with TARGET_LRA.
128 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
129 constraint and duplicate them with U replaced by r.
130 (*movdf_insn_sp32): Likewise.
131 (*mov<VM64:mode>_insn_sp32): Likewise.
132 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
134 2016-12-02 Jeff Law <law@redhat.com>
136 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
137 variable main_variant.
139 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
141 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
142 default on PowerPC linux systems.
144 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
146 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
147 GET_MODE (op). Fix this.
149 2016-12-02 David Malcolm <dmalcolm@redhat.com>
152 * selftest.c (selftest::assert_strndup_eq): Rename to...
153 (selftest::assert_xstrndup_eq): ...this, and remove call to
155 (selftest::test_strndup): Rename to...
156 (selftest::test_xstrndup): ...this, updating for above renaming.
157 (selftest::test_libiberty): Update for renaming.
159 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
162 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
163 subversion id 242679 that causes the wrong store instruction to be
164 generated if a DImode is in an Altivec register using REG+REG
167 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
170 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
171 and corresponding post-reload splitter.
173 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
175 * config/aarch64/aarch64.h (machine_function): Add
176 reg_is_wrapped_separately field.
177 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
178 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
180 (aarch64_save_callee_saves): Don't save registers that are wrapped
182 (aarch64_restore_callee_saves): Don't restore registers that are
184 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
185 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
186 (aarch64_get_separate_components): New function.
187 (aarch64_get_next_set_bit): Likewise.
188 (aarch64_components_for_bb): Likewise.
189 (aarch64_disqualify_components): Likewise.
190 (aarch64_emit_prologue_components): Likewise.
191 (aarch64_emit_epilogue_components): Likewise.
192 (aarch64_set_handled_components): Likewise.
193 (aarch64_process_components): Likewise.
194 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
195 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
196 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
197 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
198 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
199 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
201 2016-12-02 Martin Jambor <mjambor@suse.cz>
203 * passes.def: Move pass_rebuild_cgraph_edges to the end of
204 pass_build_ssa_passes.
206 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
208 * config/alpha/alpha.md (exception_receiver): Copy
209 alpha_gp_ave_rtx return value.
211 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
213 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
214 for several include directories that may be relative to sysroot.
215 * config/i386/x-mingw32 (gplus_includedir): Define.
216 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
217 (native_system_includedir): Likewise.
218 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
219 override if TARGET_SYSTEM_ROOT is defined.
220 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
222 2016-12-02 Jakub Jelinek <jakub@redhat.com>
225 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
226 (dimode_scalar_chain::compute_convert_gain): Likewise.
227 (dimode_scalar_chain::convert_insn): Likewise.
228 * config/i386/i386.md (*one_cmpldi2_doubleword): New
229 define_insn_and_split.
230 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
233 * rtl.c (copy_rtx): Don't clear used flag here.
234 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
236 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
237 'E' in format, copy all vectors.
238 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
239 * valtrack.c (cleanup_auto_inc_dec): Likewise.
240 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
242 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
243 Thomas Preud'homme <thomas.preudhomme@arm.com>
245 * config/arm/arm-builtins.c (arm_builtins): Define
246 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
247 (bdesc_2arg): Add line for cmse_nonsecure_caller.
248 (arm_init_builtins): Handle cmse_nonsecure_caller.
249 (arm_expand_builtin): Likewise.
250 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
252 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
253 Thomas Preud'homme <thomas.preudhomme@arm.com>
255 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
256 (cmse_nonsecure_call_clear_caller_saved): New.
257 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
258 (arm_function_ok_for_sibcall): Disable sibcalls for
260 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
261 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
262 (call_value): Likewise.
263 (nonsecure_call_internal): New.
264 (nonsecure_call_value_internal): New.
265 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
266 (*nonsecure_call_value_reg_thumb1_v5): New.
267 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
268 (*nonsecure_call_value_reg_thumb2): New.
269 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
271 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
272 Thomas Preud'homme <thomas.preudhomme@arm.com>
274 * config/arm/arm.c (gimplify.h): New include.
275 (arm_handle_cmse_nonsecure_call): New.
276 (arm_attribute_table): Added cmse_nonsecure_call.
277 (arm_comp_type_attributes): Deny compatibility of function types
278 with without the cmse_nonsecure_call attribute.
279 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
281 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
282 Thomas Preud'homme <thomas.preudhomme@arm.com>
284 * config/arm/arm.c (output_return_instruction): Clear
286 (thumb2_expand_return): Likewise.
287 (thumb1_expand_epilogue): Likewise.
288 (thumb_exit): Likewise.
289 (arm_expand_epilogue): Likewise.
290 (cmse_nonsecure_entry_clear_before_return): New.
291 (comp_not_to_clear_mask_str_un): New.
292 (compute_not_to_clear_mask): New.
293 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
294 * config/arm/thumb2.md (*thumb2_return): Disable for
295 cmse_nonsecure_entry functions.
296 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
297 cmse_nonsecure_entry functions.
299 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
300 Thomas Preud'homme <thomas.preudhomme@arm.com>
302 * config/arm/arm.c (use_return_insn): Change to return with bxns
303 when cmse_nonsecure_entry.
304 (output_return_instruction): Likewise.
305 (arm_output_function_prologue): Likewise.
306 (thumb_pop): Likewise.
307 (thumb_exit): Likewise.
308 (thumb2_expand_return): Assert that entry functions always have simple
310 (arm_expand_epilogue): Handle entry functions.
311 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
312 (arm_asm_declare_function_name): New.
313 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
314 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
315 use arm_asm_declare_function_name.
317 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
318 Thomas Preud'homme <thomas.preudhomme@arm.com>
320 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
321 (arm_attribute_table): Added cmse_nonsecure_entry
322 (arm_compute_func_type): Handle cmse_nonsecure_entry.
323 (cmse_func_args_or_return_in_stack): New.
324 (arm_handle_cmse_nonsecure_entry): New.
325 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
326 (IS_CMSE_ENTRY): Likewise.
327 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
329 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
330 Thomas Preud'homme <thomas.preudhomme@arm.com>
332 * config.gcc (extra_headers): Added arm_cmse.h.
333 * config/arm/arm-arches.def (ARM_ARCH):
334 (armv8-m): Add FL2_CMSE.
335 (armv8-m.main): Likewise.
336 (armv8-m.main+dsp): Likewise.
338 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
339 * config/arm/arm-flags.h: Define FL2_CMSE.
340 * config/arm.c (arm_arch_cmse): New.
341 (arm_option_override): New error for unsupported cmse target.
342 * config/arm/arm.h (arm_arch_cmse): New.
343 * config/arm/arm.opt (mcmse): New.
344 * config/arm/arm_cmse.h: New file.
345 * doc/invoke.texi (ARM Options): Add -mcmse.
346 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
347 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
349 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
351 * config/avr/avr.c: Fix coding rule glitches.
353 2016-12-02 Martin Jambor <mjambor@suse.cz>
355 * hsa.c (hsa_callable_function_p): Return false for artificial
358 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
360 PR rtl-optimization/78561
361 * varasm.c (recompute_pool_offsets): New.
362 (output_constant_pool): Call it.
364 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
366 PR rtl-optimization/78561
367 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
368 get_pool_size to get_pool_size_upper_bound.
369 (rs6000_stack_info): Likewise.
370 (rs6000_emit_prologue): Likewise.
371 (rs6000_elf_declare_function_name): Likewise.
372 (rs6000_set_up_by_prologue): Likewise.
373 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
374 * output.h (get_pool_size): Rename to...
375 (get_pool_size_upper_bound): ...This.
376 * varasm.c (get_pool_size): Rename to...
377 (get_pool_size_upper_bound): ...This.
379 2016-12-02 Bin Cheng <bin.cheng@arm.com>
381 * match.pd: Add new pattern:
382 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
384 2016-12-02 Nathan Sidwell <nathan@acm.org>
386 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
389 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
392 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
395 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
397 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
400 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
402 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
403 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
404 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
405 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
406 avr_mcu_types.flash_size to compute default value.
407 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
408 mcu->flash_size to compute value for spec.
410 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
412 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
413 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
414 about linker description to avoid progmem altogether.
415 [absdata]: Point to -mabsdata option.
417 2016-12-02 Jakub Jelinek <jakub@redhat.com>
419 PR rtl-optimization/78547
420 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
421 DECL_INCOMING_RTL is not shared.
422 * config/i386/i386.c (convert_scalars_to_vectors): If any
423 insns have been converted, adjust all parameter's DEC_RTL and
424 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
427 PR rtl-optimization/78575
428 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
429 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
430 if not already wrapped in a subreg. Make sure df_insn_rescan does not
431 affect further iterations.
433 2016-12-02 Martin Liska <mliska@suse.cz>
436 * sreal.c (sreal::to_int): Make absolute value before shifting.
437 (sreal::operator/): Likewise.
438 (sreal_verify_negative_division): New test.
439 (void sreal_c_tests): Call the new test.
440 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
442 (sreal::normalize_down): Likewise.
444 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
446 * combine.c (combine_simplify_rtx): Suppress replacement of
447 "(and (reg) (const_int bit))" with "if_then_else".
449 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
452 * config/s390/s390.md ("extzv")
453 ("*extzv<mode><clobbercc_or_nocc>")
454 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
455 ("*<risbg_n>_ior_and_sr_ze")
456 ("*extract1bitdi<clobbercc_or_nocc>")
457 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
458 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
459 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
460 to validate the arguments of zero_extract and sign_extract.
462 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
465 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
467 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
469 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
471 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
474 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
476 * config/s390/vector.md (vec_halfhalf): New mode iterator.
477 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
478 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
479 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
480 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
481 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
482 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
483 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
484 ("vec_unpacku_lo_v4si"): New pattern definitions.
485 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
488 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
490 * config/s390/s390-protos.h (s390_reverse_condition): New
492 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
494 (s390_reverse_condition): New function.
495 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
498 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
500 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
501 (CCVHUANY): Remove modes.
502 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
504 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
505 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
507 (s390_branch_condition_mask): Adjust to use the new cc consumer
508 modes. The new modes allow for proper reversal in the middle-end.
509 (s390_expand_vec_compare_cc): Determine the proper cc producer and
510 consumer modes for a comparison.
511 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
513 * config/s390/vx-builtins.md: Likewise.
515 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
517 * asan.c (asan_global_struct): Refactor.
518 (create_odr_indicator): New function.
519 (asan_needs_odr_indicator_p): Likewise.
520 (is_odr_indicator): Likewise.
521 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
523 (asan_protect_global): Do not protect odr indicators.
525 2016-12-01 Jeff Law <law@redhat.com>
527 * tree-ssa-threadedge.c
528 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
529 propagation of operands if there are no operands.
531 2016-12-02 Jakub Jelinek <jakub@redhat.com>
533 PR tree-optimization/78586
534 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
535 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
536 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
537 type is INTEGER_TYPE or POINTER_TYPE.
539 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
542 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
543 (vextuhrx): Likewise.
544 (vextuwlx): Likewise.
545 (vextuwrx): Likewise.
547 2016-12-01 David Malcolm <dmalcolm@redhat.com>
549 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
550 early_dwarf_finished.
552 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
553 David S. Miller <davem@davemloft.net>
555 * config/sparc/sparc.opt (mlra): New target option.
556 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
557 (sparc_lra_p): ...this. New function.
558 (D_MODES, DF_MODES): Add missing cast.
559 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
560 provide these insns when flag_pic.
561 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
562 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
563 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
564 embmedany_textulo, embmedany_textlo): Likewise.
565 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
567 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
571 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
573 2016-12-01 Richard Biener <rguenther@suse.de>
574 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
576 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
577 memset if len-oldlen != 0.
578 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
580 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
582 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
584 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
586 * config/avr/avr.c: Fix coding rule glitches.
588 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
590 PR tree-optimization/78598
591 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
594 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
596 PR rtl-optimization/78596
597 * combine.c (simplify_comparison): Cast to unsigned to avoid
598 left shifting of negative value.
600 2016-12-01 Matthias Klose <doko@ubuntu.com>
602 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
604 2016-12-01 Richard Biener <rguenther@suse.de>
606 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
607 treat arrays with same type as objects that cannot overlap.
609 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
611 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
612 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
613 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
615 2016-12-01 Jakub Jelinek <jakub@redhat.com>
618 * dwarf2out.c (loc_descr_plus_const): For negative offset use
619 uint_loc_descriptor instead of int_loc_descriptor and perform negation
620 in unsigned HOST_WIDE_INT type.
621 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
624 * config/rs6000/rs6000.c (rs6000_frame_related): Call
625 set_used_flags (pat) before any simplifications. Clear used flag on
626 PARALLEL copy. Don't guard add_reg_note call. Call
627 copy_rtx_if_shared on pat before storing it into
628 REG_FRAME_RELATED_EXPR.
630 2016-12-01 Alan Modra <amodra@gmail.com>
632 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
633 look inside UNSPEC_VSX_XXSPLTW vec.
635 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
637 PR rtl-optimization/78607
638 * combine.c (try_combine): Emit a barrier after a unconditional trap.
640 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
643 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
644 element is not a constant or in a register, force it to a
648 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
649 that will be set to a vector element to be in a register.
650 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
651 the wrong multiplier to convert the element number to a byte
654 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
656 PR tree-optimization/77856
657 * lra-constraints.c (inherit_in_ebb): Check original regno for
658 invalid invariant regs too. Set only clobbered hard regs for the
659 invalid invariant regs.
661 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
663 Commit files forgotten in r242966.
665 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
666 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
667 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
668 prefix check to find wrap-around value, instead use MCU flash size.
669 For 8k flash devices, update link_pmem_wrap spec string to
670 add --pmem-wrap-around=8k.
671 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
673 (LINK_SPEC): ...to here.
675 2016-11-30 David Malcolm <dmalcolm@redhat.com>
678 * selftest.c (selftest::assert_strndup_eq): New function.
679 (selftest::test_strndup): New function.
680 (selftest::test_libiberty): New function.
681 (selftest::selftest_c_tests): Call test_libiberty.
683 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
685 PR rtl-optimization/78610
686 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
689 2016-11-30 Bin Cheng <bin.cheng@arm.com>
691 PR tree-optimization/78574
692 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
693 header PHI that doesn't define biv.
695 2016-11-30 Jakub Jelinek <jakub@redhat.com>
697 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
700 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
701 sharing the SUBREG rtx between move and following insn.
703 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
704 for REG_EQUIV argument.
706 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
708 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
710 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
713 * real.c (real_hash): Add cast to avoid left
714 shifting of negative values.
716 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
719 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
720 from a subreg in operands[1] and don't call REGNO on a non-reg
721 expression when deciding to force operands[2] into a reg.
723 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
724 Andrew Burgess <andrew.burgess@embecosm.com>
726 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
727 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
728 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
729 * config/arc/arc700.md: Add define_bypass for store/load.
731 2016-11-30 Martin Liska <mliska@suse.cz>
733 * cgraph.c (symbol_table::initialize): Initialize
734 ipa_clones_dump_file.
735 (cgraph_node::remove): Report to ipa_clones_dump_file.
736 * cgraph.h: Add new argument (suffix) to cloning methods.
737 * cgraphclones.c (dump_callgraph_transformation): New function.
738 (cgraph_node::create_clone): New argument.
739 (cgraph_node::create_virtual_clone): Likewise.
740 (cgraph_node::create_version_clone): Likewise.
741 * dumpfile.c: Add .ipa-clones dump file.
742 * dumpfile.h (enum tree_dump_index): Add TDI_clones
743 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
744 to dump_callgraph_transformation.
746 2016-11-30 Martin Liska <mliska@suse.cz>
749 * asan.c (asan_expand_mark_ifn): Properly
750 select a VAR_DECL from FRAME.* component reference.
752 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
754 PR rtl-optimization/78583
755 * simplify-rtx.c (simplify_truncation): Add check missing from the
758 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
760 PR rtl-optimization/78590
761 * combine.c (change_zero_ext): Transform zero_extend of subregs only
762 if the subreg_reg is a scalar integer mode.
764 2016-11-30 Jakub Jelinek <jakub@redhat.com>
766 PR tree-optimization/78586
767 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
768 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
769 Don't build_int_cst min/max twice. Formatting fix.
771 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
773 PR rtl-optimization/78588
774 * combine.c (if_then_else_cond): Also guard against BLKmode.
775 * rtlanal.c (num_sign_bit_copies1): Add assert.
777 2016-11-29 Jeff Law <law@redhat.com>
779 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
782 * lra-constraints.c (check_and_process_move): Constrain the
783 range of DCLASS and SCLASS to avoid false positive out of bounds
786 2016-11-29 David Malcolm <dmalcolm@redhat.com>
788 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
790 2016-11-29 David Malcolm <dmalcolm@redhat.com>
792 PR preprocessor/78569
793 * input.c (get_substring_ranges_for_loc): Fail gracefully if
794 line directives were present.
796 2016-11-30 Matthias Klose <doko@ubuntu.com>
798 * doc/install.texi: Document configure options --enable-objc-gc
799 and --with-target-bdw-gc.
801 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
804 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
805 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
806 residing in traditional altivec registers can be stored
809 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
812 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
813 overhead loop start between a call and its CALL_ARG_LOCATION
816 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
818 * config/bfin/linux.h (CPP_SPEC): Define.
820 2016-11-29 Martin Sebor <msebor@redhat.com>
822 PR tree-optimization/78512
823 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
824 * config/rs6000/linux.h: Same.
825 * config/rs6000/linux64.h: Same.
826 * config/sol2.h: Same.
827 * config/sol2.c (solaris_printf_pointer_format): Remove.
828 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
829 * doc/tm.texi: Regenerate.
830 * gimple-ssa-sprintf.c (format_pointer): Rempove.
831 (pass_sprintf_length::compute_format_length): Return bool.
832 (pass_sprintf_length::handle_gimple_call): Adjust.
833 * target.def (printf_pointer_format): Remove.
834 * targhooks.c (default_printf_pointer_format): Remove.
835 (linux_printf_pointer_format): Same.
836 * targhooks.h (default_printf_pointer_format): Remove.
837 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
839 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
841 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
843 (SWI1248_AVX512BWDQ): Ditto.
844 (SWI1248_AVX512BW): Ditto.
845 (k<any_logic:code><mode>): Ditto.
846 (kandn<mode>): Ditto.
847 (kxnor<mode>): Ditto.
849 (*k<any_lshift:code><mode>): Ditto.
850 (kortestzhi, kortestchi): Ditto.
851 (kunpckhi, kunpcksi, kunpckdi): Ditto.
853 2016-11-29 Andrew Pinski <apinski@cavium.com>
855 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
858 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
861 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
862 to stack before call mcount.
863 (tilegx_can_use_return_insn_p): Clean up code.
865 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
867 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
869 2016-11-29 David Malcolm <dmalcolm@redhat.com>
875 * spellcheck.c (selftest::test_find_closest_string): Verify that
876 we don't offer the goal string as a suggestion.
877 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
878 offer the goal string as a suggestion.
881 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
883 * config/arc/arc.c (arc_override_options): Avoid selection of
884 compact casesi for ARCv2.
886 2016-11-29 Richard Biener <rguenther@suse.de>
888 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
889 PHIs after a regular stmt.
890 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
893 2016-11-29 Martin Liska <mliska@suse.cz>
895 PR gcov-profile/78582
896 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
897 to prevent PHI argument clash.
899 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
901 * config/arc/arc.opt (marclinux): Fix typo.
902 (marclinux_prof): Likewise.
904 2016-11-29 Jiong Wang <jiong.wang@arm.com>
906 * target.def (stack_protect_runtime_enabled_p): New.
907 * function.c (expand_function_end): Guard stack_protect_epilogue with
908 targetm.stack_protect_runtime_enabled_p.
909 * cfgexpand.c (pass_expand::execute): Likewise.
910 * calls.c (expand_call): Likewise.
911 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
912 * doc/tm.texi: Regenerate.
914 2016-11-29 Richard Biener <rguenther@suse.de>
917 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
919 2016-11-29 Janus Weil <janus@gcc.gnu.org>
921 * doc/contrib.texi: Add a few missing gfortran contributors.
923 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
925 * combine.c (change_zero_ext): Also handle extends from a subreg
926 to a mode bigger than that of the operand of the subreg.
928 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
931 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
932 stack_restore_tie insn instead of stack_tie, for the SVR4 and
934 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
936 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
938 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
939 head_components and tail_components.
940 (spread_components): New algorithm.
941 (emit_common_tails_for_components): Clear head_components and
943 (insert_prologue_epilogue_for_components): Write extra output to the
944 dump file for sibcalls and abnormal exits.
946 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
948 PR rtl-optimization/78342
949 * combine.c: Include "cfghooks.h".
950 (try_combine): If we create an unconditional trap, break the basic
951 block in two just after it, and remove the edge between; also, set
952 the *new_direct_jump_p flag so that cleanup_cfg is run.
954 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
956 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
959 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
961 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
962 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
963 output template string.
964 (*anddi_1): Use multi-line output template string.
967 2016-11-28 Jakub Jelinek <jakub@redhat.com>
970 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
971 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
972 note has been removed.
973 * postreload.c (reload_combine_recognize_pattern): If
974 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
976 2016-11-28 Martin Sebor <msebor@redhat.com>
979 * gimple-ssa-sprintf.c (target_max_value): Remove.
980 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
981 (get_width_and_precision): New function.
982 (format_integer, format_floating, get_string_length, format_string):
983 Correct handling of width and precision with unknown value.
984 (format_directive): Add warning.
985 (pass_sprintf_length::compute_format_length): Allow for precision
986 to consist of a sole period with no asterisk or digits after it.
988 2016-11-28 Jakub Jelinek <jakub@redhat.com>
990 PR rtl-optimization/78546
991 * simplify-rtx.c (neg_const_int): When negating most negative
992 number in mode wider than HOST_BITS_PER_WIDE_INT, use
993 simplify_const_unary_operation to produce CONST_DOUBLE or
995 (simplify_plus_minus): Handle the case where neg_const_int
996 doesn't return a CONST_INT.
998 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1001 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
1002 left shifting of negative values.
1004 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1007 * tree-nested.c (convert_local_reference_stmt): After adding
1008 shared (FRAME.NN) clause to omp parallel, task or target,
1009 add it also to all outer omp parallel, task or target constructs.
1011 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1013 * config/i386/i386.md (UNSPEC_KMASKOP): New.
1014 (UNSPEC_KMOV): Remove.
1015 (kmovw): Expand to plain HImode move.
1016 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
1017 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
1018 Remove corresponding clobber-removing splitter.
1019 (*anddi_1): Remove mask register alternatives.
1023 (*<any_or:code><mode>_1): Ditto.
1024 (*<any_or:code>qi_1): Ditto.
1025 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
1026 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
1027 Remove corresponding splitter to operation with general registers.
1028 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
1029 (*andn<SWI12:mode>): New pattern.
1030 (*kxnor<mode>): Remove general register alternatives. Tag pattern
1031 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
1032 with general registers.
1033 (knot<mode>): New insn pattern.
1034 (*one_cmpl<mode>2_1): Remove mask register alternatives.
1035 (one_cmplqi2_1): Ditto.
1036 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
1037 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
1038 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
1039 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
1040 to generate kmaskop shift.
1041 (vec_unpacks_hi_<mode>): Ditto.
1042 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
1043 Use CODE_FOR_kandhi.
1044 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
1045 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
1046 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
1048 2016-11-28 Richard Biener <rguenther@suse.de>
1050 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
1051 to SSA names via extract_range_from_ssa_name if allowed.
1053 2016-11-28 Richard Biener <rguenther@suse.de>
1055 PR tree-optimization/78542
1056 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
1059 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
1061 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
1062 isolates a single bit, even if the condition involves subregs.
1064 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1066 * config/aarch64/aarch64-simd-builtins.def
1067 (BSL_P): Added di and v2di mode.
1068 * config/aarch64/arm_neon.h
1069 (vsriq_n_p64, vsri_n_p64): Added poly type.
1070 (vextq_p64, vext_p64): Likewise.
1071 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
1073 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1075 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
1076 (TYPES_GETREGP): Likewise.
1077 (TYPES_SHIFTINSERTP): Likewise.
1078 (TYPES_COMBINEP): Likewise.
1079 (TYPES_STORE1P): Likewise.
1080 * config/aarch64/aarch64-simd-builtins.def
1081 (combine): Added poly generator.
1082 (get_dregoi): Likewise.
1083 (get_dregci): Likewise.
1084 (get_dregxi): Likewise.
1088 * config/aarch64/arm_neon.h
1089 (poly64x1x2_t, poly64x1x3_t): New.
1090 (poly64x1x4_t, poly64x2x2_t): Likewise.
1091 (poly64x2x3_t, poly64x2x4_t): Likewise.
1092 (poly64x1_t): Likewise.
1093 (vcreate_p64, vcombine_p64): Likewise.
1094 (vdup_n_p64, vdupq_n_p64): Likewise.
1095 (vld2_p64, vld2q_p64): Likewise.
1096 (vld3_p64, vld3q_p64): Likewise.
1097 (vld4_p64, vld4q_p64): Likewise.
1098 (vld2_dup_p64, vld3_dup_p64): Likewise.
1099 (vld4_dup_p64, vsli_n_p64): Likewise.
1100 (vsliq_n_p64, vst1_p64): Likewise.
1101 (vst1q_p64, vst2_p64): Likewise.
1102 (vst3_p64, vst4_p64): Likewise.
1103 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
1104 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
1105 (vget_lane_p64, vgetq_lane_p64): Likewise.
1106 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
1107 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
1108 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
1109 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
1110 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
1111 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
1112 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
1113 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
1114 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1115 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1116 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1117 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1118 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1119 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1120 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1121 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1122 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1123 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1124 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1125 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1126 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1127 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1128 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1129 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1130 (vset_lane_p64, vsetq_lane_p64): Likewise.
1131 (vget_low_p64, vget_high_p64): Likewise.
1132 (vcombine_p64, vst2_lane_p64): Likewise.
1133 (vst3_lane_p64, vst4_lane_p64): Likewise.
1134 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1135 (vst4q_lane_p64, vget_lane_p64): Likewise.
1136 (vget_laneq_p64, vset_lane_p64): Likewise.
1137 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1138 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1139 (vdupq_n_p64, vdup_lane_p64): Likewise.
1140 (vdup_laneq_p64, vld1_p64): Likewise.
1141 (vld1q_p64, vld1_dup_p64): Likewise.
1142 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1143 (vmov_n_p64, vmovq_n_p64): Likewise.
1144 (vst3q_p64, vst4q_p64): Likewise.
1145 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1146 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1147 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1148 (vdupq_laneq_p64): Likewise.
1150 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1152 * config/arm/arm_neon.h (vget_lane_p64): New.
1154 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1157 * configure.ac (with_ld64): Use portable method to extract the
1158 major part of the version number.
1159 * configure: Regenerated.
1161 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1163 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1164 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1165 intmax_t couldn't be determined.
1166 (format_integer): Make {,u}intmax_type_node no longer static,
1167 initialize them only when needed. For z and t use
1168 signed_or_unsigned_type_for instead of assuming size_t and
1169 ptrdiff_t have the same precision.
1172 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1173 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1174 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1175 vector instead of traversing m_classes hash table. Release
1177 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1179 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1180 add it also to m_classes_vec vector.
1181 (sem_item_optimizer::remove_symtab_node,
1182 sem_item_optimizer::build_hash_based_classes,
1183 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1184 (sem_item_optimizer::subdivide_classes_by_equality,
1185 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1186 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1187 instead of traversing m_classes hash table. Formatting fixes.
1188 (sem_item_optimizer::traverse_congruence_split,
1189 sem_item_optimizer::do_congruence_step_for_index,
1190 sem_item_optimizer::do_congruence_step): Formatting fixes.
1191 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1192 vector instead of traversing m_classes hash table.
1193 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1194 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1195 instead of traversing m_classes hash table.
1197 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1199 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1200 X is not unused after.
1202 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1204 PR rtl-optimization/78120
1205 * rtlanal.c (insn_rtx_cost): Revert previous change.
1207 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1210 * config/avr/avr.md (SPLIT34): New mode iterator.
1211 (bitop): New code iterator.
1212 (*iorhi3.ashift8-*). New insn-and-split patterns.
1213 (*movhi): Post-reload split reg = 0.
1214 [!MOVW]: Post-reload split reg = reg.
1215 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
1216 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
1217 (iorhi3, iorpsi3, iorsi3): Same.
1218 (xorhi3, xorpsi3, xorsi3): Same.
1219 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
1220 costs to *iorhi3.ashift8-* patterns.
1222 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1223 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1226 * config.in: Regenerate
1227 * config/darwin-driver.c (darwin_driver_init): Emit a version string
1229 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
1230 * config/darwin.opt(asm_macosx_version_min): New.
1231 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
1232 * configure: Regenerate
1233 * configure.ac: Check for mmacosx-version-min handling.
1235 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1238 * config/i386/i386.c (ix86_code_end): Note that we emitted code
1239 where the function might otherwise appear empty for picbase thunks.
1240 (ix86_output_function_epilogue): If we find a zero-sized function
1241 assume that reaching it is UB and trap. If we find a trailing label
1243 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
1244 find a zero-sized function assume that reaching it is UB and trap.
1245 If we find a trailing label, append a nop.
1247 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1250 * config/darwin-sections.def (picbase_thunk_section): New.
1251 * config/darwin.c (darwin_init_sections): Set up picbase thunk
1252 section. (darwin_rodata_section, darwin_objc2_section,
1253 machopic_select_section, darwin_asm_declare_constant_name,
1254 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
1255 coalesced with newer linkers.
1256 (darwin_override_options): Decide on usage of coalesed sections
1257 on the basis of the target linker version.
1258 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
1259 * config/darwin.opt (mtarget-linker): New.
1260 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
1261 a coalesced section, instead use a thunks section.
1263 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1266 * configure.ac (with-ld64): New var, set for Darwin, set on
1267 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
1268 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
1269 * config/darwin10.h(DEF_LD64): Update for this target version.
1270 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
1271 (DEF_LD64): Update for this target version.
1272 * configure: Regenerated.
1273 * config.in: Regenerated.
1275 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1278 * config/darwin.c (imachopic_indirection_name): Make data
1279 section indirections linker-visible.
1280 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
1281 constant labels linker-visible.
1283 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1285 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
1286 (free_lang_data): Remove assignment to ptrdiff_type_node.
1288 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1290 PR rtl-optimization/78526
1291 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
1292 beyond val's precision.
1294 PR rtl-optimization/78527
1295 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
1296 out of bounds shift count.
1298 2016-11-25 Martin Liska <mliska@suse.cz>
1301 * doc/invoke.texi (-fprofile-use): Fix reference to a section
1302 where -fprofile-generate is documented.
1304 2016-11-25 Martin Liska <mliska@suse.cz>
1306 PR gcov-profile/78086
1307 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
1308 not supported by a target. Set priority to 100 if possible.
1309 (build_gcov_exit_decl): Likewise.
1311 2016-11-25 Richard Biener <rguenther@suse.de>
1314 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
1315 unary, binary and single RHSs.
1316 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
1318 2016-11-25 Bin Cheng <bin.cheng@arm.com>
1323 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
1324 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
1325 and set it to result code if transformation is valid. Use code EQ
1326 directly in last simplification case.
1328 2016-11-25 Richard Biener <rguenther@suse.de>
1330 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
1331 before valueizing return stmts.
1333 2016-11-24 Richard Biener <rguenther@suse.de>
1335 PR tree-optimization/78343
1336 * passes.def: Add CD-DCE pass after loop splitting.
1337 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
1338 SCEV init/finalize ...
1339 (perform_tree_ssa_dce): ... here. Deal with being
1340 executed inside the loop pipeline in aggressive mode.
1342 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1344 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
1346 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1348 PR tree-optimization/77673
1349 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
1350 (init_symbolic_number): Initialize src field from src parameter.
1351 (perform_symbolic_merge): Select most dominated statement as the
1352 source statement. Set src field of resulting n structure from the
1353 input src with the lowest address.
1354 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
1355 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
1356 of load from src field rather than insertion statement. Cancel
1357 optimization if statement analyzed is not dominated by the insertion
1359 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
1360 dominance information.
1362 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
1365 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1367 2016-11-25 Martin Jambor <mjambor@suse.cz>
1369 PR tree-optimization/70965
1370 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
1372 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
1375 * config/i386/i386.c (i386_excess_precision): Do not return
1376 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1377 EXCESS_PRECISION_TYPE_STANDARD.
1378 * target.def (excess_precision): Document that targets should
1379 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1380 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
1381 Fix typo in first sentence.
1382 * doc/tm.texi: Regenerate.
1384 2016-11-25 Richard Biener <rguenther@suse.de>
1386 PR tree-optimization/78396
1387 * tree-vectorizer.c (vectorize_loops): When the if-converted
1388 body contains masked loads or stores do not attempt to
1389 basic-block-vectorize it.
1391 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1392 Alan Hayward <alan.hayward@arm.com>
1393 David Sherwood <david.sherwood@arm.com>
1395 * function.h (spill_slot_alignment): Declare.
1396 * function.c (spill_slot_alignment): New function.
1397 * lra-spills.c (slot): Add align and size fields.
1398 (assign_mem_slot): Use them in the call to assign_stack_local.
1399 (add_pseudo_to_slot): Update the fields.
1400 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
1402 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1403 Alan Hayward <alan.hayward@arm.com>
1404 David Sherwood <david.sherwood@arm.com>
1406 * stor-layout.c (layout_type): Allow the caller to set the mode of
1407 a float type. Only choose one here if the mode is still VOIDmode.
1408 * tree.c (build_common_tree_nodes): Set the type mode of decimal
1409 floats before calling layout_type.
1410 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
1412 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1414 * tree-tailcall.c (find_tail_calls): Allow calls to reference
1415 local variables if all references are known to be direct.
1417 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1418 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1421 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
1422 non null and it's precision matches precision of lhs's type.
1424 2016-11-24 Martin Sebor <msebor@redhat.com>
1426 PR tree-optimization/78476
1427 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
1429 (handle_gimple_call): Adjust signature.
1430 (try_substitute_return_value): Remove calls to bounded functions
1431 with zero buffer size whose result is known.
1432 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
1434 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1436 * varasm.c (assemble_start_function): Wrap align_log definition in
1437 ASM_OUTPUT_MAX_SKIP_ALIGN.
1439 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
1441 * config/i386/i386.md (wide AND insn to QImode splitter): Use
1442 explicit mode macros.
1443 (wide OR insn to QImode splitter): Ditto.
1445 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
1447 PR rtl-optimization/77541
1448 * lra-constraints.c (struct input_reload): Add field match_p.
1449 (get_reload_reg): Check modes of input reloads to generate unique
1450 value reload pseudo.
1451 (match_reload): Add input reload pseudo for the current insn.
1453 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1455 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
1456 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
1457 architecture levels.
1458 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
1459 the aarch64_fp16_type_node, not all HFmode types.
1460 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
1461 (aarch64_scalar_mode_supported_p): Likewise.
1462 (aarch64_excess_precision): New.
1463 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
1464 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
1465 (TARGET_C_EXCESS_PRECISION): Likewise.
1467 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1469 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
1470 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1472 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1474 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
1475 (<optab>dihf2): Likewise.
1476 (aarch64_fp16_<optab><mode>hf2): New.
1478 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
1481 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
1483 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1485 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
1486 Enable REE at -O2 and higher.
1487 * config/sparc/sparc.c (sparc_option_override): Disable it by default
1490 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1494 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
1495 (new_temp_expr_table): Initialise reg_vars_cnt.
1496 (free_temp_expr_table): Release reg_vars_cnt.
1497 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
1499 (find_replaceable_in_bb): Use the above to record register variable
1500 write occurrences and cancel replacement across them.
1502 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1504 PR rtl-optimization/78437
1505 * ree.c (get_uses): New function.
1506 (combine_reaching_defs): When a copy is needed, return false if any
1507 reaching use of the source register reads it in a mode larger than
1508 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
1510 2016-11-24 Martin Liska <mliska@suse.cz>
1512 * gimple-pretty-print.c (dump_edge_probability): New function.
1513 (dump_gimple_switch): Dump label edge probabilities.
1514 (dump_gimple_cond): Likewise.
1515 (dump_gimple_label): Dump
1516 (dump_gimple_bb_header): Dump basic block frequency.
1517 (pp_cfg_jump): Replace e->dest argument with e.
1518 (dump_implicit_edges): Likewise.
1519 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
1520 Use gimple_bb (at) instead of at->bb.
1522 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1524 * common.opt (flimit-function-alignment): New.
1525 * doc/invoke.texi (-flimit-function-alignment): Document.
1526 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
1527 * final.c (shorten_branches): Set it.
1528 * varasm.c (assemble_start_function): Limit alignment if
1531 2016-11-24 Richard Biener <rguenther@suse.de>
1533 PR tree-optimization/71595
1534 * cfgloopmanip.h (remove_path): Add irred_invalidated and
1535 loop_closed_ssa_invalidated parameters, defaulted to NULL.
1536 * cfgloopmanip.c (remove_path): Likewise, pass them along to
1537 called functions. Only fix irred flags if the caller didn't
1539 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
1540 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
1543 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1545 PR rtl-optimization/78120
1546 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
1547 cases, and additionally test against max_seq_cost for speed
1549 (noce_process_if_block): Compute an estimate for the original cost when
1550 optimizing for speed, using the minimum of then and else block costs.
1552 PR rtl-optimization/78120
1553 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
1555 PR rtl-optimization/78120
1556 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
1558 2016-11-24 Bin Cheng <bin.cheng@arm.com>
1560 * match.pd: Refine type conversion in result expr for below pattern:
1561 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1563 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1566 * tree.h (wi::fits_to_boolean_p): New predicate.
1567 (wi::fits_to_tree_p): Use it for boolean types.
1568 * tree.c (int_fits_type_p): Likewise.
1570 2016-11-24 Martin Liska <mliska@suse.cz>
1572 * print-tree.c (struct bucket): Remove.
1573 (print_node): Add new argument which drives whether a tree node
1574 is printed briefly or not.
1575 (debug_tree): Replace a custom hash table with hash_set<T>.
1576 * print-tree.h (print_node): Add the argument.
1578 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
1580 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
1582 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
1585 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
1586 if it is at least NREGS wide.
1588 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1590 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
1591 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
1592 TFmode, IFmode and KFmode.
1594 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1596 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
1599 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1601 * combine.c (change_zero_ext): Only change the mode of a hard register
1602 destination if can_change_dest_mode holds for that.
1604 2016-11-23 Jeff Law <law@redhat.com>
1606 * varasm.c (assemble_name): Increase buffer size for name.
1608 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
1610 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
1612 * doc/extend.texi: Constify first argument to __builtin_object_size.
1614 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
1616 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
1617 to be used. Add brackets around macro argument.
1619 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1621 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1623 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1626 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
1627 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
1629 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1632 * omp-low.c (build_outer_var_ref): Change lastprivate argument
1633 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
1634 on worksharing constructs, treat it like clauses on simd construct.
1636 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
1637 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
1638 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
1639 of true as last argument to build_outer_var_ref.
1641 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1643 * config/i386/i386.md (*movqi_internal): Calculate mode
1644 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
1645 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
1646 (*k<logic><mode>): Calculate mode attribute depending on
1647 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
1648 (*andqi_1): Calculate mode attribute of alternative 3 depending
1649 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
1650 (kandn<mode>): Calculate mode attribute of alternative 2 depending
1651 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
1652 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
1653 iterator. Calculate mode attribute of alternative 1 depending
1654 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
1655 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
1656 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
1658 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1661 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
1662 * tree-vrp.c (extract_range_basic): Handle case for
1663 CFN_BUILT_IN_STRLEN.
1665 2016-11-23 Jeff Law <law@redhat.com>
1667 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
1669 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
1670 in boolean context warning.
1672 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
1674 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1677 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
1678 (arm_fp16_type_node): ...This, make visibile.
1679 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
1681 (arm_init_simd_builtin_types): Likewise.
1682 (arm_init_fp16_builtins): Likewise.
1683 * config/arm/arm.c (arm_excess_precision): New.
1684 (arm_floatn_mode): Likewise.
1685 (TARGET_C_EXCESS_PRECISION): Likewise.
1686 (TARGET_FLOATN_MODE): Likewise.
1687 (arm_promoted_type): Only promote arm_fp16_type_node.
1688 * config/arm/arm.h (arm_fp16_type_node): Declare.
1690 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1692 * config/arm/arm.c (arm_convert_to_type): Delete.
1693 (TARGET_CONVERT_TO_TYPE): Delete.
1694 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
1695 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
1696 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
1697 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
1698 are in fast math mode, and have no single step hardware instruction.
1699 (extendhfdf2): Only expand through SFmode if we don't have a
1700 single-step hardware instruction.
1701 * config/arm/vfp.md (*truncdfhf2): New.
1702 (extendhfdf2): Likewise.
1704 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1706 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
1709 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1711 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
1712 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
1713 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
1714 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
1715 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
1716 * doc/tm.texi: Regenerate.
1717 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
1719 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1721 * toplev.c (init_excess_precision): Delete most logic.
1722 * tree.c (excess_precision_type): Rewrite to use
1723 TARGET_EXCESS_PRECISION.
1724 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
1725 more generic fashion.
1726 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
1727 __STDC_WANT_IEC_60559_TYPES_EXT__.
1729 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1731 * common.opt (fpermitted-flt-eval-methods): New.
1732 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
1733 * flag_types.h (permitted_flt_eval_methods): New.
1735 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1737 * config/m68k/m68k.c (m68k_excess_precision): New.
1738 (TARGET_C_EXCESS_PRECISION): Define.
1740 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1742 * config/s390/s390.c (s390_excess_precision): New.
1743 (TARGET_C_EXCESS_PRECISION): Define.
1745 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1747 * config/i386/i386.c (ix86_excess_precision): New.
1748 (TARGET_C_EXCESS_PRECISION): Define.
1750 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1752 * target.def (excess_precision): New hook.
1753 * target.h (flt_eval_method): New.
1754 (excess_precision_type): Likewise.
1755 * targhooks.c (default_excess_precision): New.
1756 * targhooks.h (default_excess_precision): New.
1757 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
1758 * doc/tm.texi: Regenerate.
1760 2016-11-23 Martin Sebor <msebor@redhat.com>
1763 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
1764 set the minimum number of bytes for an unknown string to zero.
1766 2016-11-23 Martin Jambor <mjambor@suse.cz>
1767 Martin Liska <mliska@suse.cz>
1769 * hsa-builtins.def: New file.
1770 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
1771 * builtins.def: Include hsa-builtins.def.
1772 (DEF_HSA_BUILTIN): New macro.
1773 * dumpfile.h (OPTGROUP_OPENMP): Define.
1774 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
1775 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
1776 GF_OMP_FOR_GRID_GROUP_ITER.
1777 (gimple_omp_for_grid_phony): Added checking assert.
1778 (gimple_omp_for_set_grid_phony): Likewise.
1779 (gimple_omp_for_grid_intra_group): New function.
1780 (gimple_omp_for_set_grid_intra_group): Likewise.
1781 (gimple_omp_for_grid_group_iter): Likewise.
1782 (gimple_omp_for_set_grid_group_iter): Likewise.
1783 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
1784 previosuly only distribute loop was permitted.
1785 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
1786 (grid_get_kernel_launch_attributes): Support multiple HSA grid
1788 (grid_expand_omp_for_loop): Likewise and also support standalone
1789 distribute constructs. New parameter INTRA_GROUP, updated both users.
1790 (grid_expand_target_grid_body): Support standalone distribute
1792 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
1793 (pass_data_expand_omp_ssa): Likewise.
1794 (pass_data_omp_device_lower): Likewsie.
1795 (pass_data_lower_omp): Likewise.
1796 (pass_data_diagnose_omp_blocks): Likewise.
1797 (pass_data_oacc_device_lower): Likewise.
1798 (pass_data_omp_target_link): Likewise.
1799 (grid_lastprivate_predicate): New function.
1800 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
1802 (lower_omp_for): Support standalone distribute constructs.
1803 (grid_prop): New type.
1804 (grid_safe_assignment_p): Check for assignments to group_sizes, new
1806 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
1808 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
1809 optimization info messages.
1810 (grid_find_single_omp_among_assignments): Likewise.
1811 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
1812 (grid_parallel_clauses_gridifiable): New function.
1813 (grid_inner_loop_gridifiable_p): Likewise.
1814 (grid_dist_follows_simple_pattern): Likewise.
1815 (grid_gfor_follows_tiling_pattern): Likewise.
1816 (grid_call_permissible_in_distribute_p): Likewise.
1817 (grid_handle_call_in_distribute): Likewise.
1818 (grid_dist_follows_tiling_pattern): Likewise.
1819 (grid_target_follows_gridifiable_pattern): Support standalone
1820 distribute constructs.
1821 (grid_var_segment): New enum.
1822 (grid_mark_variable_segment): New function.
1823 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
1824 if a new argument says so.
1825 (grid_process_grid_body): New function.
1826 (grid_eliminate_combined_simd_part): Likewise.
1827 (grid_mark_tiling_loops): Likewise.
1828 (grid_mark_tiling_parallels_and_loops): Likewise.
1829 (grid_process_kernel_body_copy): Support standalone distribute
1831 (grid_attempt_target_gridification): New grid variable holding overall
1832 gridification state. Support standalone distribute constructs and
1834 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
1835 * hsa.h (hsa_bb): Add method method append_phi.
1836 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
1837 occurences in all files too.
1838 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
1839 (is_a_helper <hsa_insn_br *>::test): New function.
1840 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
1841 branch instructions.
1842 (hsa_insn_signal): Make a direct descendant of
1843 hsa_insn_basic. Add memorder constructor parameter and
1844 m_memory_order and m_signalop member variables.
1845 (hsa_insn_queue): Changed constructor parameters to common form.
1846 Added m_segment and m_memory_order member variables.
1847 (hsa_summary_t): Add private member function
1848 process_gpu_implementation_attributes.
1849 (hsa_function_summary): Rename m_binded_function to
1851 (hsa_insn_basic_p): Remove typedef.
1852 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
1853 (hsa_op_reg_p): Remove typedef.
1854 (hsa_function_representation): Change hsa_op_reg_p into plain
1856 (hsa_insn_phi): Removed new and delete operators.
1857 (hsa_insn_br): Likewise.
1858 (hsa_insn_cbr): Likewise.
1859 (hsa_insn_sbr): Likewise.
1860 (hsa_insn_cmp): Likewise.
1861 (hsa_insn_mem): Likewise.
1862 (hsa_insn_atomic): Likewise.
1863 (hsa_insn_signal): Likewise.
1864 (hsa_insn_seg): Likewise.
1865 (hsa_insn_call): Likewise.
1866 (hsa_insn_arg_block): Likewise.
1867 (hsa_insn_comment): Likewise.
1868 (hsa_insn_srctype): Likewise.
1869 (hsa_insn_packed): Likewise.
1870 (hsa_insn_cvt): Likewise.
1871 (hsa_insn_alloca): Likewise.
1872 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
1873 (process_gpu_implementation_attributes): New function.
1874 (link_functions): Move some functionality into it. Adjust after
1875 renaming m_binded_functions to m_bound_functions.
1876 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
1877 to the list of instructions with no output registers.
1878 (get_in_type): Return this if it is a register of
1880 (hsa_get_declaration_name): Moved to...
1881 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
1882 temporary string on an obstack instead from ggc.
1883 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
1884 down to two overloads.
1885 (hsa_allocp_operand_address): Removed.
1886 (hsa_allocp_operand_immed): Likewise.
1887 (hsa_allocp_operand_reg): Likewise.
1888 (hsa_allocp_operand_code_list): Likewise.
1889 (hsa_allocp_operand_operand_list): Likewise.
1890 (hsa_allocp_inst_basic): Likewise.
1891 (hsa_allocp_inst_phi): Likewise.
1892 (hsa_allocp_inst_mem): Likewise.
1893 (hsa_allocp_inst_atomic): Likewise.
1894 (hsa_allocp_inst_signal): Likewise.
1895 (hsa_allocp_inst_seg): Likewise.
1896 (hsa_allocp_inst_cmp): Likewise.
1897 (hsa_allocp_inst_br): Likewise.
1898 (hsa_allocp_inst_sbr): Likewise.
1899 (hsa_allocp_inst_call): Likewise.
1900 (hsa_allocp_inst_arg_block): Likewise.
1901 (hsa_allocp_inst_comment): Likewise.
1902 (hsa_allocp_inst_queue): Likewise.
1903 (hsa_allocp_inst_srctype): Likewise.
1904 (hsa_allocp_inst_packed): Likewise.
1905 (hsa_allocp_inst_cvt): Likewise.
1906 (hsa_allocp_inst_alloca): Likewise.
1907 (hsa_allocp_bb): Likewise.
1909 (hsa_init_data_for_cfun): Initialize obstack.
1910 (hsa_deinit_data_for_cfun): Release memory of the obstack.
1911 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
1912 (hsa_op_reg::operator new): Likewise.
1913 (hsa_op_address::operator new): Likewise.
1914 (hsa_op_code_list::operator new): Likewise.
1915 (hsa_op_operand_list::operator new): Likewise.
1916 (hsa_insn_basic::operator new): Likewise.
1917 (hsa_insn_phi::operator new): Likewise.
1918 (hsa_insn_br::operator new): Likewise.
1919 (hsa_insn_sbr::operator new): Likewise.
1920 (hsa_insn_cmp::operator new): Likewise.
1921 (hsa_insn_mem::operator new): Likewise.
1922 (hsa_insn_atomic::operator new): Likewise.
1923 (hsa_insn_signal::operator new): Likewise.
1924 (hsa_insn_seg::operator new): Likewise.
1925 (hsa_insn_call::operator new): Likewise.
1926 (hsa_insn_arg_block::operator new): Likewise.
1927 (hsa_insn_comment::operator new): Likewise.
1928 (hsa_insn_srctype::operator new): Likewise.
1929 (hsa_insn_packed::operator new): Likewise.
1930 (hsa_insn_cvt::operator new): Likewise.
1931 (hsa_insn_alloca::operator new): Likewise.
1932 (hsa_init_new_bb): Likewise.
1933 (hsa_bb::append_phi): New function.
1934 (gen_hsa_phi_from_gimple_phi): Use it.
1935 (get_symbol_for_decl): Fix dinstinguishing between
1936 global and local functions. Put local variables into a segment
1937 according to their attribute or static flag, if there is one.
1938 (hsa_insn_br::hsa_insn_br): New.
1939 (hsa_insn_br::operator new): Likewise.
1940 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
1941 (query_hsa_grid_nodim): New function.
1942 (multiply_grid_dim_characteristics): Likewise.
1943 (gen_get_num_threads): Likewise.
1944 (gen_get_num_teams): Reimplemented.
1945 (gen_get_team_num): Likewise.
1946 (gen_hsa_insns_for_known_library_call): Updated calls to the above
1948 (get_memory_order_name): Removed.
1949 (get_memory_order): Likewise.
1950 (hsa_memorder_from_tree): New function.
1951 (gen_hsa_ternary_atomic_for_builtin): Renamed to
1952 gen_hsa_atomic_for_builtin, can also create signals.
1953 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
1954 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
1955 (hsa_insn_atomic): Fix function comment.
1956 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
1957 ancestor constructor and initialization of new member variables.
1958 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
1960 (hsa_get_host_function): Handle functions with no bound CPU
1961 implementation. Fix binded to bound.
1962 (get_brig_function_name): Likewise.
1963 (HSA_SORRY_ATV): Remove semicolon after macro.
1964 (HSA_SORRY_AT): Likewise.
1965 (omp_simple_builtin::generate): Add missing semicolons.
1966 (hsa_insn_phi::operator new): Removed.
1967 (hsa_insn_br::operator new): Likewise.
1968 (hsa_insn_cbr::operator new): Likewise.
1969 (hsa_insn_sbr::operator new): Likewise.
1970 (hsa_insn_cmp::operator new): Likewise.
1971 (hsa_insn_mem::operator new): Likewise.
1972 (hsa_insn_atomic::operator new): Likewise.
1973 (hsa_insn_signal::operator new): Likewise.
1974 (hsa_insn_seg::operator new): Likewise.
1975 (hsa_insn_call::operator new): Likewise.
1976 (hsa_insn_arg_block::operator new): Likewise.
1977 (hsa_insn_comment::operator new): Likewise.
1978 (hsa_insn_srctype::operator new): Likewise.
1979 (hsa_insn_packed::operator new): Likewise.
1980 (hsa_insn_cvt::operator new): Likewise.
1981 (hsa_insn_alloca::operator new): Likewise.
1982 (get_symbol_for_decl): Accept CONST_DECLs, put them to
1984 (gen_hsa_addr): Also process CONST_DECLs.
1985 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
1987 (gen_hsa_unary_operation): Make sure the function does
1988 not use bittype source type for firstbit and lastbit operations.
1989 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
1991 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
1993 (emit_branch_insn): Renamed to emit_cond_branch_insn.
1994 Emit the width stored in the class.
1995 (emit_generic_branch_insn): New function.
1996 (emit_insn): Call emit_generic_branch_insn.
1997 (emit_signal_insn): Remove obsolete comment. Update
1998 member variable name, pick a type according to profile.
1999 (emit_alloca_insn): Remove obsolete comment.
2000 (emit_atomic_insn): Likewise.
2001 (emit_queue_insn): Get segment and memory order from the IR object.
2002 (hsa_brig_section): Make allocate_new_chunk, chunks
2003 and cur_chunk provate, add a default NULL parameter to add method.
2004 (hsa_brig_section::add): Added a new parameter, store pointer to
2005 output data there if it is non-NULL.
2006 (emit_function_directives): Use this new parameter instead of
2007 calculating the pointer itself, fix function comment.
2008 (hsa_brig_emit_function): Add forgotten endian conversion.
2009 (hsa_output_kernels): Remove unnecessary building of
2010 kernel_dependencies_vector_type.
2011 (emit_immediate_operand): Declare.
2012 (emit_directive_variable): Also emit initializers of CONST_DECLs.
2013 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
2014 (verify_function_arguments): Properly detect variadic
2016 * hsa-dump.c (hsa_width_specifier_name): New function.
2017 (dump_hsa_insn_1): Dump generic branch instructions, update signal
2018 member variable name. Special dumping for queue objects.
2019 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
2020 m_binded_functions to m_bound_functions. Copy externally visible flag
2022 (ipa_hsa_write_summary): Likewise.
2023 (ipa_hsa_read_section): Likewise.
2025 2016-11-23 Richard Biener <rguenther@suse.de>
2027 PR tree-optimization/78396
2028 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
2029 vectorize try vectorizing an if-converted body using BB vectorization.
2031 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2032 Alan Hayward <alan.hayward@arm.com>
2033 David Sherwood <david.sherwood@arm.com>
2035 * rtlanal.c (subreg_get_info): Use more local variables.
2036 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
2037 occupies at least one register. Assume that full hard registers
2038 have consistent endianness. Share previously-duplicated if block.
2039 Rework the main handling so that it operates on independently-
2040 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
2041 to check lowpart offsets, without trying to find an equivalent
2042 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
2043 as a final register-endianness correction.
2045 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2051 * combine.c (make_compound_operation_int): Do not convert a subreg of
2052 a non-constant logical shift right to a zero_extract. Handle the case
2053 where some zero bits have been shifted into the range covered by that
2056 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2057 Alan Hayward <alan.hayward@arm.com>
2058 David Sherwood <david.sherwood@arm.com>
2060 * rtl.h (subreg_size_offset_from_lsb): Declare.
2061 (subreg_offset_from_lsb): New function.
2062 (subreg_size_lowpart_offset): Declare.
2063 (subreg_lowpart_offset): Turn into an inline function.
2064 (subreg_size_highpart_offset): Declare.
2065 (subreg_highpart_offset): Turn into an inline function.
2066 * emit-rtl.c (subreg_size_lowpart_offset): New function.
2067 (subreg_size_highpart_offset): Likewise
2068 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2070 2016-11-23 Richard Biener <rguenther@suse.de>
2072 PR tree-optimization/78482
2073 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
2074 (remove_forwarder_block_with_phi): When merging with a loop
2075 header creates a new latch reset number of iteration information
2078 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
2080 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
2081 (*ashrsi3_extend0): ...this. Accept constant integers.
2082 (*ashrsi3_extend2): Rename to...
2083 (*ashrsi3_extend1): ...this.
2084 (*ashrsi3_extend2): New pattern.
2085 (*lshrsi3_extend1): Accept constant integers.
2086 (*lshrsi3_extend2): Fix condition on operand 2.
2088 2016-11-23 Martin Liska <mliska@suse.cz>
2090 * config/i386/i386.c: Initialize function pointer to NULL.
2092 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2094 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2095 for A == C1 ? A : C2 to below.
2096 * match.pd: Move from above to here:
2097 (cond (eq (convert1? x) c1) (convert2? x) c2)
2098 -> (cond (eq x c1) c1 c2).
2100 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2102 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2103 for A cmp C1 ? A : C2 to below, also simplify remaining code.
2104 * match.pd: Move and extend simplification from above to here:
2105 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2106 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
2107 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
2109 2016-11-23 Martin Liska <mliska@suse.cz>
2110 Martin Jambor <mjambor@suse.cz>
2112 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2114 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2117 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2119 2016-11-23 Richard Biener <rguenther@suse.de>
2122 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2123 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2125 2016-11-23 Richard Biener <rguenther@suse.de>
2128 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2131 2016-11-23 Richard Biener <rguenther@suse.de>
2132 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2134 PR tree-optimization/78154
2135 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2136 returns it's argument and the argument is nonnull.
2137 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2138 ATT_RETNONNULL_NOTHROW_LEAF.
2139 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2140 ATTR_RETNONNULL_NOTHROW_LEAF.
2141 (BUILT_IN_STPCPY): Likewise.
2142 (BUILT_IN_STPNCPY): Likewise.
2143 (BUILT_IN_MEMPCPY_CHK): Likewise.
2144 (BUILT_IN_STPCPY_CHK): Likewise.
2145 (BUILT_IN_STPNCPY_CHK): Likewise.
2146 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2147 (BUILT_IN_STRNCAT): Likewise.
2148 (BUILT_IN_STRNCPY): Likewise.
2149 (BUILT_IN_MEMSET_CHK): Likewise.
2150 (BUILT_IN_STRCAT_CHK): Likewise.
2151 (BUILT_IN_STRCPY_CHK): Likewise.
2152 (BUILT_IN_STRNCAT_CHK): Likewise.
2153 (BUILT_IN_STRNCPY_CHK): Likewise.
2155 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2157 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2158 * fold-const.h (tree_expr_nonzero_p) : Declare.
2159 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2161 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2163 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2164 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2165 "defined" in macros.
2166 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2167 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2168 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2170 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2173 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2174 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2175 of RCALLs in prologue to 3.
2177 2016-11-22 Michael Collison <michael.collison@arm.com>
2179 * config/aarch64/aarch64-protos.h
2180 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2181 (aarch64_and_bitmask_imm): New prototypes
2182 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2183 New overloaded function to create bit mask covering the
2184 lowest to highest bits set.
2185 (aarch64_and_split_imm2): New overloaded functions to create bit
2186 mask of zeros between first and last bit set.
2187 (aarch64_and_bitmask_imm): New function to determine if a integer
2188 is a valid two instruction "and" operation.
2189 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2190 allowing wider range of constants with "and" operations.
2191 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2192 "and" operator from matching restricted constant range used for
2193 ior and xor operators.
2194 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2195 for constants in "and" operantions.
2196 (UsP constraint): New DImode constraint for constants
2197 in "and" operations.
2198 * config/aarch64/iterators.md (lconst2): New mode iterator.
2199 (LOGICAL2): New code iterator.
2200 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2202 (aarch64_logical_and_operand): New predicate allowing extended
2203 constants for "and" operations.
2205 2016-11-22 Walter Lee <walt@tilera.com>
2207 * config/tilegx/tilegx.md (trap): New pattern.
2208 * config/tilepro/tilepro.md (trap): Likewise.
2210 2016-11-22 Walter Lee <walt@tilera.com>
2212 * config/tilegx/tilegx.md (*zero_extract): Use
2213 define_insn_and_split instead of define_insn; Handle pos + size >
2215 (*sign_extract): Likewise.
2217 2016-11-22 Marek Polacek <polacek@redhat.com>
2219 PR tree-optimization/78455
2220 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2222 2016-11-22 Ian Lance Taylor <iant@golang.org>
2226 * godump.c (go_format_type): Always pass alignment as 1 when
2227 calling go_append_padding at end of struct/union.
2229 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2232 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
2233 _mm512_setzero_hi): Removed.
2234 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
2235 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
2236 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
2237 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
2238 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
2239 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
2240 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
2241 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
2242 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
2243 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
2244 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
2245 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
2246 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
2247 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
2248 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
2249 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
2250 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
2251 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
2252 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
2253 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
2254 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
2255 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
2256 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
2257 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
2258 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
2259 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
2260 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
2261 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
2262 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
2263 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
2264 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
2265 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
2266 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
2267 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
2268 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
2269 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
2270 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2271 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2272 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2273 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
2274 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
2275 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
2276 _mm512_setzero_qi or _mm512_setzero_hi.
2277 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
2278 _mm512_maskz_dbsad_epu8): Formatting fixes.
2279 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
2280 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2281 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2282 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2283 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
2284 _mm512_setzero_qi or _mm512_setzero_hi.
2286 2016-11-22 Nathan Sidwell <nathan@acm.org>
2288 * gcc-ar.c (main): Fix indentation.
2289 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
2290 * ggc-page.c (move_ptes_to_front): Fix formatting.
2291 * hsa-dump.c (dump_has_cfun): Fix indentation.
2292 * sel-sched-ir.h: Remove trailing blank lines.
2294 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2295 Alexander Monakov <amonakov@ispras.ru>
2297 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
2298 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
2299 (omp_clause_code_name): Add _simt_ name.
2300 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
2301 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
2302 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
2303 (scan_omp_simd): New function.
2304 (scan_omp_1_stmt): Use it in target regions if needed.
2305 (omp_max_vf): Don't max with omp_max_simt_vf.
2306 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
2307 OMP_CLAUSE__SIMT_ is present.
2308 (lower_rec_input_clauses): Compute maybe_simt from presence of
2310 (lower_lastprivate_clauses): Likewise.
2311 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
2312 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
2313 * internal-fn.def (GOMP_USE_SIMT): New internal function.
2314 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
2316 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
2318 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
2319 (expand_GOMP_SIMT_VF): New.
2320 (expand_GOMP_SIMT_LAST_LANE): New.
2321 (expand_GOMP_SIMT_ORDERED_PRED): New.
2322 (expand_GOMP_SIMT_VOTE_ANY): New.
2323 (expand_GOMP_SIMT_XCHG_BFLY): New.
2324 (expand_GOMP_SIMT_XCHG_IDX): New.
2325 * internal-fn.def (GOMP_SIMT_LANE): New.
2326 (GOMP_SIMT_VF): New.
2327 (GOMP_SIMT_LAST_LANE): New.
2328 (GOMP_SIMT_ORDERED_PRED): New.
2329 (GOMP_SIMT_VOTE_ANY): New.
2330 (GOMP_SIMT_XCHG_BFLY): New.
2331 (GOMP_SIMT_XCHG_IDX): New.
2332 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
2333 (create_omp_child_function): ...here. Set "omp target entrypoint"
2334 or "omp declare target" attribute based on is_gimple_omp_offloaded.
2335 (omp_max_simt_vf): New. Use it...
2336 (omp_max_vf): ...here.
2337 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
2338 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
2339 (lower_omp_ordered): Likewise, for "ordered" lowering.
2340 (expand_omp_simd): Add SIMT transforms.
2341 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
2342 (execute_omp_device_lower): New.
2343 (pass_data_omp_device_lower): New.
2344 (pass_omp_device_lower): New pass.
2345 (make_pass_omp_device_lower): New.
2346 * passes.def (pass_omp_device_lower): Position new pass.
2347 * tree-pass.h (PROP_gimple_lomp_dev): Define.
2348 (make_pass_omp_device_lower): Declare.
2350 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2353 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
2354 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
2356 (_mm_maskz_load_epi64): Likewise.
2357 (_mm_setzero_hi): Removed.
2358 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
2360 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
2361 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
2362 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
2363 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
2364 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
2365 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
2366 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
2367 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
2368 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2369 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
2370 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
2372 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
2373 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
2374 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
2375 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
2376 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
2377 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
2378 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
2379 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
2380 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
2381 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
2382 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
2383 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2384 instead of _mm_setzero_hi.
2385 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
2386 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
2387 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
2388 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
2389 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
2390 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
2391 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
2392 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
2393 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
2394 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
2395 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
2396 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
2397 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
2398 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
2399 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
2400 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
2401 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
2402 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
2403 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
2404 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
2405 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
2406 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
2407 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
2408 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
2409 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2410 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
2412 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2413 instead of _mm_setzero_hi.
2414 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
2415 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
2416 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
2417 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2418 _mm_setzero_si128 instead of _mm_setzero_di.
2419 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
2420 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
2421 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
2422 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
2423 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
2424 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
2425 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
2426 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
2427 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
2428 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
2429 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
2430 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
2431 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
2432 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
2433 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
2434 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
2435 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
2436 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
2437 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
2438 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
2439 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
2440 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
2441 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
2442 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
2443 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
2444 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
2445 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
2446 _mm512_maskz_insertf32x8): Formatting fixes.
2447 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2448 _mm_setzero_si128 instead of _mm_setzero_di.
2449 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
2450 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
2451 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
2452 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
2453 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
2454 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
2455 _mm_setzero_si128 instead of _mm_setzero_di.
2456 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
2458 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
2459 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
2460 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
2461 _mm_setzero_si128 instead of _mm_setzero_hi.
2462 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
2463 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
2464 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
2465 instead of _mm_setzero_di.
2466 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
2467 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
2469 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
2470 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
2472 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
2474 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
2475 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
2476 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
2478 2016-11-22 Carl Love <cel@us.ibm.com>
2480 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
2481 equal and vector compare not equal. The vector compares take two
2482 arguments of type vector bool char, vector bool short, vector bool int,
2483 vector bool long long with the same return type.
2484 * doc/extend.texi: Update built-in documentation file for the new
2487 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
2489 * Makefile.in ($(lang_checks_parallelized)): Fix detection
2492 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2494 * config.gcc: Allow new rmprofile value for configure option
2495 --with-multilib-list.
2496 * config/arm/t-rmprofile: New file.
2497 * doc/install.texi (--with-multilib-list): Document new rmprofile value
2500 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2503 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
2504 register operand in alternatives 4,5,6.
2506 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2509 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
2510 in save register mask if it is needed.
2512 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2514 PR tree-optimization/78436
2515 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
2516 (shift_bytes_in_array, shift_bytes_in_array_right,
2517 merged_store_group::apply_stores): Formatting fixes.
2518 (clear_bit_region): Likewise. Use memset.
2519 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
2520 instead of EXPR and inerted instead of inserted. Use memset instead
2521 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
2525 * expmed.c (expand_divmod): Use wide_int for computation of
2526 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
2527 Use size <= HOST_BITS_PER_WIDE_INT instead of
2528 HOST_BITS_PER_WIDE_INT >= size.
2530 PR tree-optimization/78445
2531 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
2532 any_complicated_phi, version loop even if flag_tree_loop_if_convert
2533 is 1. Formatting fix.
2535 2016-11-22 Martin Liska <mliska@suse.cz>
2538 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
2539 (sem_function::get_hash): Use the new field.
2540 (sem_function::parse): Remove an argument from ctor.
2541 (sem_variable::parse): Likewise.
2542 (sem_variable::get_hash): Use the new field.
2543 (sem_item_optimizer::read_section): Use new ctor and set hash.
2544 * ipa-icf.h: _hash is removed from sem_item::sem_item,
2545 sem_variable::sem_variable, sem_function::sem_function.
2547 2016-11-21 Jeff Law <law@redhat.com>
2550 * config/cris/cris.md: Don't call copy_to_mode_reg unless
2551 can_create_pseudo_p is true.
2553 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2556 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
2557 *rotldi3_insert_7): New define_insns.
2559 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2561 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
2562 so that DImode can be allocated to FP/vector registers in more
2563 cases, and we can avoid direct move operations. If the register
2564 needs reloading, prefer GPRs over FP/vector registers. In the
2565 case of FPR vs. Altivec registers, prefer FPR registers unless we
2566 have the ISA 3.0 reg+offset scalar instructions.
2567 (movdi_internal64): Likewise.
2569 2016-11-21 Jakub Jelinek <jakub@redhat.com>
2572 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
2573 for tmp simd array if DECL_NAME (parm) is NULL.
2575 2016-11-20 Jeff Law <law@redhat.com>
2578 * config/m68k/predicates.md (swap_peephole_relational_operator): New
2580 * config/m68k/m68k.md (relational tests against 65535/65536): New
2583 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2585 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
2587 2016-11-21 Martin Sebor <msebor@redhat.com>
2589 * doc/invoke.texi (-fprintf-return-value): Document that option
2590 is enabled by default.
2592 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2594 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
2595 for-loop declaration of loop variable.
2596 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
2597 * config/avr/avr.c (avr_popcount_each_byte)
2598 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
2599 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
2600 (avr_expand_epilogue, avr_function_arg_advance)
2601 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
2602 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
2603 (avr_adjust_reg_alloc_order, output_reload_in_const)
2604 (avr_conditional_register_usage, avr_find_unused_d_reg)
2605 (avr_map_decompose, avr_fold_builtin): Same.
2607 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2609 * config/avr/avr.c (avr_popcount): Remove static function.
2610 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
2612 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
2614 * arm.opt (mapcs-float): Delete option.
2615 * arm.c (arm_option_override): Remove hunk relating to
2617 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
2619 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
2621 * tree-tailcall.c (process_assignment): Simplify the check for
2622 a valid copy, allowing the source to be a local variable as
2623 well as an SSA name.
2624 (find_tail_calls): Allow copies between local variables to follow
2625 the call. Allow the result to be stored in any local variable,
2626 even if it's an aggregate.
2627 (eliminate_tail_call): Check whether the result is an SSA name
2628 before updating its SSA_NAME_DEF_STMT.
2630 2016-11-21 David Malcolm <dmalcolm@redhat.com>
2632 PR preprocessor/78324
2633 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2634 -ftrack-macro-expansion has a value other than 2.
2636 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2638 PR rtl-optimization/78400
2639 * shrink-wrap.c (try_shrink_wrapping_separate): Call
2640 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
2641 and df_update_exit_block_uses.
2643 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2646 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
2647 new default-enabled warning..
2648 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
2649 (BT_PTR_CONST_STRING): Updated.
2650 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
2651 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
2652 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
2653 (strftime): Update builtin function.
2654 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
2655 * tree.h (const_tm_ptr_type_node): New type node.
2656 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
2657 const_tm_ptr_type_node.
2659 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2661 PR tree-optimization/78413
2662 * tree-if-conv.c (versionable_outer_loop_p): Require that both
2663 inner and outer loop latches have single predecessors.
2665 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2668 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
2669 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
2671 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2673 * rtl.h: Adjust prototype.
2674 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
2675 (dead_or_set_regno_p): Likewise.
2677 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2679 * rtl.h: Adjust prototype.
2680 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
2682 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2684 * function.c (contains): Change argument type to rtx_insn *.
2685 (prologue_contains): Likewise.
2686 (epilogue_contains): Likewise.
2687 (prologue_epilogue_contains): Likewise.
2688 * function.h: Adjust prototype.
2690 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2692 * optabs.c (emit_libcall_block): Change argument type to
2694 * optabs.h: Adjust prototype.
2696 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2698 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
2699 (fixup_reorder_chain): Adjust.
2700 * cfgrtl.h: Adjust prototype.
2702 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2704 * rtl.h: Adjust prototype.
2705 * rtlanal.c (replace_label_in_insn): Change argument type to
2708 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2710 * config/v850/v850.c (expand_prologue): Adjust.
2711 (expand_epilogue): Likewise.
2712 * expr.c (init_expr_target): Likewise.
2713 * genrecog.c (print_subroutine): Always make the argument type
2715 * recog.h: Adjust prototype.
2717 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2719 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
2720 up variables to make some rtx_insn *.
2721 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
2722 * config/arc/arc.c: Likewise.
2723 * config/arm/arm.c: Likewise.
2724 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
2725 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
2727 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
2729 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2731 * config/arm/arm.c (legitimize_pic_address): Change to use
2732 rtx_insn * as the type of variables.
2733 (arm_pic_static_addr): Likewise.
2734 (arm_emit_movpair): Likewise.
2735 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2736 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
2737 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
2738 * config/frv/frv.md: Likewise.
2739 * config/i386/i386-protos.h: Likewise.
2740 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
2741 (ix86_split_fp_branch): Likewise.
2742 (predict_jump): Likewise.
2743 * config/ia64/ia64.c: Likewise.
2744 * config/mcore/mcore.c: Likewise.
2745 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
2746 * config/s390/s390.c: Likewise.
2747 * config/s390/s390.md: Likewise.
2748 * config/spu/spu.md: Likewise.
2749 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
2750 * lower-subreg.c (resolve_simple_move): Likewise.
2752 2016-11-20 Jeff Law <law@redhat.com>
2755 * reload.h (struct target_reload): Make x_double_reg_address_ok
2757 * reload.c (find_reloads_address): Check if double_reg_address_ok
2758 is true for the mode of the memory reference.
2759 * reload1.c (init_reload): Initialize double_reg_address_ok for
2762 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
2765 * tree-ssa-uninit.c: Define new global max_phi_args.
2766 (compute_uninit_opnds_pos): Use max_phi_args.
2767 (prune_uninit_phi_opnds): Same.
2768 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
2769 missing NUM_PREDS in function comment.
2770 (can_one_predicate_be_invalidated_p): New.
2771 (can_chain_union_be_invalidated_p): New.
2772 (flatten_out_predicate_chains): New.
2773 (uninit_ops_invalidate_phi_use): New.
2774 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
2776 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2778 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
2779 * match.pd (A /[ex] B CMP C): New simplifications.
2781 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2783 * match.pd (0 / X, X / X, X % X): New simplifications.
2785 2016-11-19 Jakub Jelinek <jakub@redhat.com>
2787 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
2788 when checking if callee's isa flags are subset of caller's isa flags.
2789 Fix comment wording.
2791 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
2792 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
2793 instead and using = 0 instead of &= 0.
2795 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
2796 ix86_add_new_builtins): Formatting fixes.
2797 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
2798 (ix86_get_builtin): Likewise.
2800 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
2801 don't initialize it, don't use it for the case where it isn't
2802 provable %{z} nor using the same argument, instead move merge
2803 argument into a new pseudo and use that as target. Formatting fixes.
2805 2016-11-19 Jeff Law <law@redhat.com>
2808 * config/m68k/m68k.md (bsetdreg): New pattern.
2809 (bchgdreg, bclrdreg): Likewise.
2811 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
2814 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
2815 instead of force_reg.
2816 (sh_expand_setmem): Likewise.
2818 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
2820 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
2822 2016-11-18 Walter Lee <walt@tilera.com>
2824 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
2825 end-of-bundle marker for consecutive barriers.
2827 2016-11-18 Walter Lee <walt@tilera.com>
2829 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
2831 2016-11-18 Jakub Jelinek <jakub@redhat.com>
2834 * multiple_target.c (get_attr_len): Start with argnum and increment
2835 argnum on every arg. Use strchr in a loop instead of counting commas
2837 (get_attr_str): Increment argnum for every comma in the string.
2838 (separate_attrs): Use for instead of while loop, simplify.
2839 (expand_target_clones): Rename defenition argument to definition.
2840 Free attrs and attr_str even when diagnosing errors. Temporarily
2841 change input_location around targetm.target_option.valid_attribute_p
2842 calls. Don't emit warning or errors if that function fails.
2844 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
2847 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
2848 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
2849 abbrev_opt_base_type_end only by increasing die_abbrev, before
2851 (optimize_abbrev_table): Don't change abbrev numbers of
2852 base types and CU or optimize implicit consts in them if
2853 calc_base_type_die_sizes has been called during build_abbrev_table.
2854 (calc_base_type_die_sizes): If abbrev_opt_start, set
2855 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
2857 2016-11-18 Jeff Law <law@redhat.com>
2860 * config/m68k/m68k.c (moveq feeding equality comparison): New
2862 * config/m68k/predicates.md (addq_subq_operand): New predicate.
2863 (equality_comparison_operator): Likewise.
2865 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2867 * rtlanal.c (load_extend_op): Move to...
2868 * rtl.h: ...here and make inline.
2870 2016-11-18 Terry Guo <terry.guo@arm.com>
2871 Thomas Preud'homme <thomas.preudhomme@arm.com>
2873 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
2874 * config/arm/arm-opts.h: Include arm-flags.h.
2875 (struct arm_arch_core_flag): Define.
2876 (arm_arch_core_flags): Define.
2877 * config/arm/arm-protos.h: Include arm-flags.h
2878 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
2879 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
2880 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
2881 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
2882 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
2883 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
2884 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
2885 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
2886 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
2887 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
2888 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
2889 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
2890 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
2891 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
2892 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
2893 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
2894 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
2895 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
2896 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
2897 ARM_FSET_CPU_SUBSET): Move to ...
2898 * config/arm/arm-flags.h: This new file.
2899 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
2900 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
2901 (TARGET_MODE_SPECS): Define.
2902 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
2904 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2906 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
2907 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
2908 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
2909 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
2910 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
2911 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
2912 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
2913 missing and make value unsigned.
2914 (arm_feature_set): Use unsigned entries instead of unsigned long.
2916 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2918 Re-apply after PR bootstrap/77359 is fixed:
2919 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2921 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2922 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
2925 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2928 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
2929 variables in functions calling alloca. Also update the ASCII
2931 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
2932 (STACK_DYNAMIC_OFFSET): Likewise.
2933 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
2934 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
2937 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2938 Alan Hayward <alan.hayward@arm.com>
2939 David Sherwood <david.sherwood@arm.com>
2941 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
2942 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
2943 (add_const_value_attribute): Likewise.
2944 * explow.c (plus_constant): Likewise.
2945 * expmed.c (expand_mult, make_tree): Likewise.
2946 * expr.c (convert_modes): Likewise.
2947 * loop-doloop.c (doloop_optimize): Likewise.
2948 * postreload.c (reload_cse_simplify_set): Likewise.
2949 * simplify-rtx.c (simplify_const_unary_operation): Likewise
2950 (simplify_binary_operation_1, simplify_const_binary_operation):
2952 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
2953 * wide-int.h: Update documentation to recommend rtx_mode_t
2954 instead of std::make_pair.
2956 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2957 Alan Hayward <alan.hayward@arm.com>
2958 David Sherwood <david.sherwood@arm.com>
2960 * tree.h (SET_DECL_MODE): New macro.
2961 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
2962 (expand_gimple_basic_block): Likewise.
2963 * function.c (split_complex_args): Likeise.
2964 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
2965 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
2966 * stor-layout.c (layout_decl, relayout_decl): Likewise.
2967 (finish_bitfield_representative): Likewise.
2968 * tree.c (make_node_stat): Likewise.
2969 * tree-inline.c (remap_ssa_name): Likewise.
2970 (tree_function_versioning): Likewise.
2971 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
2972 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
2973 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2974 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
2975 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
2976 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
2977 * varasm.c (make_debug_expr_from_rtl): Likewise.
2979 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
2981 PR rtl-optimization/71785
2982 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
2983 (duplicate_computed_gotos): New function.
2984 (pass_duplicate_computed_gotos::execute): Rewrite.
2986 2016-11-17 Jeff Law <law@redhat.com>
2989 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
2990 barrier prior to deallocating the stack.
2992 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
2994 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
2995 to make better use of cmem loads in the case where a single bit is
2997 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
2999 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
3001 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
3003 (isa_names_table): Handle new features.
3005 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
3006 Andrew Senkevich <andrew.senkevich@intel.com>
3008 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
3009 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
3010 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
3011 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
3012 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
3013 * config/i386/avx5124fmapsintrin.h: New file.
3014 * config/i386/avx5124vnniwintrin.h: Ditto.
3015 * config/i386/constraints.md (h): New constraint.
3016 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
3017 * config/i386/driver-i386.c (host_detect_local_cpu):
3018 Detect avx5124fmaps, avx5124vnniw.
3019 * config/i386/i386-builtin-types.def: Add types
3020 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
3021 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
3022 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
3023 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
3024 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
3025 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
3026 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
3027 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
3028 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
3029 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
3030 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
3031 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
3032 __builtin_ia32_vp4dpwssds_mask): New.
3033 * config/i386/i386-c.c (ix86_target_macros_internal):
3034 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
3035 * config/i386/i386-modes.def: Fixed comment typos, added new
3036 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
3037 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
3039 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
3040 (ix86_option_override_internal): Handle new options.
3041 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
3043 (ix86_expand_builtin): Handle new builtins.
3044 (ix86_additional_allocno_class_p): New.
3045 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
3046 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
3047 (reg_class): Add MOD4_SSE_REGS.
3048 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
3049 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
3050 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
3051 avx5124vnniwintrin.h.
3052 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
3053 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
3054 (define_mode_iterator IMOD4): New.
3055 (define_mode_attr imod4_narrow): Ditto.
3056 (define_insn "mov<mode>"): Ditto.
3057 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
3058 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
3059 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
3060 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
3061 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
3062 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
3063 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
3064 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
3065 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
3066 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
3067 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
3068 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
3069 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
3070 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
3071 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
3072 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
3073 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
3074 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
3075 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
3076 * genmodes.c (mode_size_inline): Extend return type.
3077 * machmode.h (mode_size, mode_base_align): Extend type.
3079 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3082 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
3083 the appropriate checks for SFmode/DFmode load/stores in GPR
3085 (fusion_addis_mem_combo_store): Likewise.
3086 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
3087 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
3088 d-form instructions for traditional Altivec registers.
3089 (emit_fusion_p9_load): Likewise.
3090 (emit_fusion_p9_store): Likewise.
3091 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
3092 early clobber from scratch register. Do not match if the register
3093 being stored is the scratch register.
3094 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
3095 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
3096 instructions for traditional Altivec registers.
3097 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
3098 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3099 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3101 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3104 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
3105 being live in the function and lr needing to be saved. Distinguish
3106 between already saved pushable registers and registers to push.
3107 Check for LR being an available pushable register.
3109 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3111 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
3112 string input is a string constant.
3113 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
3114 via cmpstrnsi even if neither string is constant.
3116 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3119 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3120 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3121 instead, return false if it is NULL, or doesn't fit into uhwi, or
3122 is larger or equal to targetm.max_anchor_offset.
3124 2016-11-17 Pip Cet <pipcet@gmail.com>
3125 Eric Botcazou <ebotcazou@adacore.com>
3127 PR rtl-optimization/78355
3128 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3129 needs to deal with unaligned accesses.
3130 * doc/tm.texi: Regenerate.
3131 * lra-constraints.c (simplify_operand_subreg): Only invoke
3132 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3134 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3136 * input.c (selftest::test_lexer_string_locations_long_line): New
3138 (selftest::test_lexer_string_locations_raw_string_multiline): New
3140 (selftest::input_c_tests): Call the new functions, via
3141 for_each_line_table_case.
3143 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3145 * config/aarch64/aarch64.md (mov<mode>): Call
3146 aarch64_split_dimode_const_store on DImode constant stores.
3147 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3149 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3152 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3153 Richard Biener <rguenther@suse.de>
3155 PR tree-optimization/77848
3156 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3157 the user specified -ftree-loop-if-convert.
3159 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3162 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3163 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3164 *thumb2_strd_base_neg): Recognize insn regardless of
3165 current_tune->prefer_ldrd_strd.
3166 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3169 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3171 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3174 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3176 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3178 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3179 * config/arc/arc-cpus.def (quarkse_em): Add.
3180 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3181 * config/arc/arc-opts.h (FPX_QK): Define.
3182 * config/arc/arc-tables.opt: Regenerate.
3183 * config/arc/arc.c (gen_compare_reg): Change.
3184 (arc_register_move_cost): Avoid Dy,Dx moves.
3185 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3186 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3187 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3189 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3190 (fix_truncsfsi2_fpu): Rename.
3191 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3192 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3193 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3194 * config/arc/t-multilib: Regenerate.
3196 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3198 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3200 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3201 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3202 (avr_rtx_costs_1, extra_constraint_Q): Same.
3203 (avr_address_cost): Use SUBREG_P if possible.
3205 2016-11-17 Richard Biener <rguenther@suse.de>
3208 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
3209 non-local goto into CFG.
3211 2016-11-17 Richard Biener <rguenther@suse.de>
3213 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
3214 backward compatibility.
3215 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
3216 * tree-if-conv.c (pass_if_conversion::gate): Do not test
3217 flag_tree_loop_if_convert_stores.
3218 (pass_if_conversion::execute): Likewise.
3220 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3222 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
3223 const_double code before calling aarch64_float_const_zero_rtx_p.
3225 2016-11-17 Richard Biener <rguenther@suse.de>
3227 PR tree-optimization/78306
3228 * ipa-inline-analysis.c (initialize_inline_failed): Do not
3229 inhibit inlining if function calls cilk_spawn.
3230 (can_inline_edge_p): Likewise.
3232 2016-11-17 Richard Biener <rguenther@suse.de>
3235 * fold-const.c (negate_expr_p): Fix multiplication case.
3237 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
3240 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
3242 (TARGET_INIT_LIBFUNCS): Delete definition and...
3243 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
3246 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
3248 * config/netbsd-stdint.h: New.
3249 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
3250 (x86_64-*-netbsd*): Likewise.
3252 2016-11-16 Andrew PInski <apinski@cavium.com>
3254 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
3255 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
3256 flag_aarch64_verbose_cost instead of checking for details dump.
3257 (aarch64_rtx_costs_wrapper): Likewise.
3259 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3261 PR rtl-optimization/78378
3262 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
3263 inner only if pos is 0. Fix up formatting.
3265 2016-11-17 Alan Modra <amodra@gmail.com>
3267 PR rtl-optimization/78325
3268 PR rtl-optimization/70890
3269 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
3272 2016-11-16 Jason Merrill <jason@redhat.com>
3274 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
3276 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3277 Richard Biener <rguenther@suse.de>
3279 PR tree-optimization/77848
3280 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
3281 an outer loop, only save basic block aux information for the inner
3283 (versionable_outer_loop_p): New function.
3284 (tree_if_conversion): Version the outer loop instead of the inner
3285 one if the pattern will be recognized for outer-loop
3288 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3290 * gcc/bb-reorder.c: Remove 'toplev.h' include.
3291 (pass_partition_blocks::gate): No longer check
3292 user_defined_section_attribute, instead check the function decl
3293 for a section attribute.
3294 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
3295 set user_defined_section_attribute.
3296 * gcc/final.c (rest_of_handle_final): Likewise.
3297 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
3298 * gcc/toplev.h: Remove declaration of
3299 user_defined_section_attribute.
3301 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3303 * config/mips/mips.md (casesi_internal_mips16_<mode>):
3304 Explicitly switch between JR and JRC for the table jump. Adjust
3307 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3309 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
3310 `insn_count' to 11 rather than 16.
3312 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3314 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
3315 `ltu' rather than `leu' operation in the RTL pattern
3317 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3319 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
3320 missing <d> instruction prefixes throughout. Correct
3323 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3325 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
3326 rather than R_MIPS_JALR relocation in microMIPS code. Do not
3327 cancel short delay slots in PIC call relaxation.
3329 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
3331 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
3332 general register with general register or ARM constant into SP
3335 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3338 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
3339 that loop->header == body_bb if broken_loop.
3341 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
3343 * tree-ssa-math-opts.c (bswap_replace): Remove test
3344 of SLOW_UNALIGNED_ACCESS.
3346 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
3348 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
3349 is selected. Pass -mgomp to offload compiler in OpenMP case.
3350 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
3351 declaration from nvptx.c.
3352 (nvptx_gen_shuffle): Declare.
3353 (nvptx_output_set_softstack): Declare.
3354 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
3355 (need_softstack_decl): New variable.
3356 (need_unisimt_decl): New variable.
3357 (diagnose_openacc_conflict): New. Use it...
3358 (nvptx_option_override): ...here. Handle TARGET_GOMP.
3359 (nvptx_encode_section_info): Handle "shared" attribute.
3360 (write_as_kernel): Restrict to OpenACC target regions.
3361 (init_softstack_frame): New.
3362 (nvptx_init_unisimt_predicate): New.
3363 (write_omp_entry): New. Use it...
3364 (nvptx_declare_function_name): ...here to emit OpenMP target region
3365 entrypoints. Handle TARGET_SOFT_STACK. Call
3366 nvptx_init_unisimt_predicate.
3367 (nvptx_output_set_softstack): New.
3368 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
3369 (nvptx_gen_shuffle): Export.
3370 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
3372 (nvptx_print_operand): Fix handling of instruction predicates.
3373 (nvptx_get_unisimt_master): New helper function.
3374 (nvptx_get_unisimt_predicate): Ditto.
3375 (nvptx_call_insn_is_syscall_p): Ditto.
3376 (nvptx_unisimt_handle_set): Ditto.
3377 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
3378 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
3379 (nvptx_handle_shared_attribute): New. Use it...
3380 (nvptx_attribute_table): ... here (new entry).
3381 (nvptx_record_offload_symbol): Handle NULL attributes.
3382 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
3383 (nvptx_simt_vf): New.
3384 (TARGET_SIMT_VF): Define.
3385 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
3386 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
3387 -muniform-simt option is active.
3388 (STACK_SIZE_MODE): Define.
3389 (FIXED_REGISTERS): Adjust.
3390 (SOFTSTACK_SLOT_REGNUM): New.
3391 (SOFTSTACK_PREV_REGNUM): New.
3392 (REGISTER_NAMES): Adjust.
3393 (struct machine_function): New fields.
3394 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
3395 (UNSPEC_VOTE_BALLOT): Ditto.
3396 (UNSPEC_LANEID): Ditto.
3397 (UNSPECV_NOUNROLL): Ditto.
3398 (atomic): New attribute.
3399 (predicable): New attribute. Generate predicated forms via
3401 (br_true): Mark as not predicable.
3403 (br_true_uni): Ditto.
3404 (br_false_uni): Ditto.
3406 (trap_if_true): Ditto.
3407 (trap_if_false): Ditto.
3408 (nvptx_fork): Ditto.
3409 (nvptx_forked): Ditto.
3410 (nvptx_joining): Ditto.
3411 (nvptx_join): Ditto.
3412 (nvptx_barsync): Ditto.
3413 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
3414 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
3415 (allocate_stack_<mode>): Remove unused pattern.
3416 (set_softstack_insn): New pattern.
3417 (restore_stack_block): Handle for TARGET_SOFT_STACK.
3418 (nvptx_vote_ballot): New pattern.
3419 (omp_simt_lane): Ditto.
3420 (omp_simt_last_lane): Ditto.
3421 (omp_simt_ordered): Ditto.
3422 (omp_simt_vote_any): Ditto.
3423 (omp_simt_xchg_bfly): Ditto.
3424 (omp_simt_xchg_idx): Ditto.
3425 (nvptx_nounroll): Ditto.
3426 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
3427 (atomic_exchange<mode>): Ditto.
3428 (atomic_fetch_add<mode>): Ditto.
3429 (atomic_fetch_addsf): Ditto.
3430 (atomic_fetch_<logic><mode>): Ditto.
3431 * config/nvptx/nvptx.opt (msoft-stack): New option.
3432 (muniform-simt): Ditto.
3434 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
3435 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
3436 * doc/invoke.texi (msoft-stack): Document.
3437 (muniform-simt): Document
3439 * doc/tm.texi: Regenerate.
3440 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
3441 * target.def: Define it.
3442 * target-insns.def (omp_simt_lane): New.
3443 (omp_simt_last_lane): New.
3444 (omp_simt_ordered): New.
3445 (omp_simt_vote_any): New.
3446 (omp_simt_xchg_bfly): New.
3447 (omp_simt_xchg_idx): New.
3449 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3451 * config/mips/mips-protos.h (mips_set_text_contents_type): New
3453 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
3454 (ASM_OUTPUT_CASE_END): Likewise.
3455 * config/mips/mips.c (mips_set_text_contents_type): New function.
3456 (mips16_emit_constants): Record the pool's initial label number
3457 with the `consttable' insn. Emit a `consttable_end' insn at the end.
3458 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
3459 for `consttable' insns.
3460 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
3461 for `consttable_end' insns.
3462 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
3463 (consttable): Add operand.
3464 (consttable_end): New insn.
3466 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
3468 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
3469 * tree-if-conv.c (tree_if_conversion): Make public.
3470 * * tree-if-conv.h: New file.
3471 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
3472 dynamic alias checks for epilogues.
3473 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
3474 * tree-vect-loop.c: include tree-if-conv.h.
3475 (new_loop_vec_info): Add zeroing orig_loop_info field.
3476 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
3477 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
3478 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
3479 using passed argument.
3480 (vect_transform_loop): Check if created epilogue should be returned
3481 for further vectorization with less vf. If-convert epilogue if
3482 required. Print vectorization success for epilogue.
3483 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
3484 if it is required, pass loop_vinfo produced during vectorization of
3485 loop body to vect_analyze_loop.
3486 * tree-vectorizer.h (struct _loop_vec_info): Add new field
3488 (LOOP_VINFO_ORIG_LOOP_INFO): New.
3489 (LOOP_VINFO_EPILOGUE_P): New.
3490 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
3491 (vect_do_peeling): Change prototype to return epilogue.
3492 (vect_analyze_loop): Add argument of loop_vec_info type.
3493 (vect_transform_loop): Return created loop.
3495 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
3497 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
3498 component as used also if LR_REGNO is a live input to the bb.
3499 * df-scan.c (df_get_entry_block_def_set): Return immediately after
3500 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
3501 (df_get_exit_block_use_set): Ditto.
3502 * df.h (df_scan_flags): New enum.
3503 * shrink-wrap.c (try_shrink_wrapping_separate): Set
3504 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
3505 df_update_entry_block_defs and df_update_exit_block_uses
3506 at the start; clear the flag and call those functions at the end.
3508 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3509 Alan Hayward <alan.hayward@arm.com>
3510 David Sherwood <david.sherwood@arm.com>
3512 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
3513 nb_iterations to the number of latch iterations rather than the
3514 number of loop iterations.
3516 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3517 Alan Hayward <alan.hayward@arm.com>
3518 David Sherwood <david.sherwood@arm.com>
3520 * combine.c (maybe_swap_commutative_operands): New function.
3521 (combine_simplify_rtx): Use it.
3522 (change_zero_ext): Likewise.
3523 (make_compound_operation_int): New function, split out of...
3524 (make_compound_operation): ...here. Use
3525 maybe_swap_commutative_operands for both.
3527 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
3529 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
3530 (neon-vfpv3): New FPU, currently an alias for 'neon'.
3531 * arm/arm-tables.opt: Regenerated.
3532 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
3534 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
3535 and 'neon' are aliases for specific implementations.
3537 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3538 Alan Hayward <alan.hayward@arm.com>
3539 David Sherwood <david.sherwood@arm.com>
3541 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
3542 and use it in the final call to gen_rtx_fmt_ee.
3543 (expand_vec_cond_expr): Update accordingly.
3544 (expand_vec_cmp_expr): Likewise.
3546 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3547 Alan Hayward <alan.hayward@arm.com>
3548 David Sherwood <david.sherwood@arm.com>
3550 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
3552 2016-11-16 Richard Biener <rguenther@suse.de>
3555 * gimplify.c (gimplify_function_tree): Do not instrument
3556 GNU extern inline functions.
3558 2016-11-16 Martin Liska <mliska@suse.cz>
3561 * gimplify.c (gimplify_switch_expr): Always save previous
3562 gimplify_ctxp->live_switch_vars.
3564 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3566 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
3567 zero_extract operations to allow a movb to occur.
3568 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
3569 * testsuite/gcc.target/arc/movb-2.c: Likewise.
3570 * testsuite/gcc.target/arc/movb-5.c: Likewise.
3571 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
3574 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3575 Alan Hayward <alan.hayward@arm.com>
3576 David Sherwood <david.sherwood@arm.com>
3578 * expr.c (emit_group_load_1): Tighten check for whether an
3579 access involves only one operand of a CONCAT. Use extract_bit_field
3580 for constants if the bit range does span the whole operand.
3582 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3583 Alan Hayward <alan.hayward@arm.com>
3584 David Sherwood <david.sherwood@arm.com>
3586 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
3588 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3589 Alan Hayward <alan.hayward@arm.com>
3590 David Sherwood <david.sherwood@arm.com>
3592 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
3593 all three iteration counts with an any_* test. Use a single update
3594 for each count. Fix the calculation of nb_iterations_estimate.
3596 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3598 * config/pdp11/pdp11.c: Include dbxout.h.
3600 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3602 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
3604 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3607 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
3608 proper ranges for an SBFX instruction.
3609 (extzv_t2): Likewise for UBFX.
3611 2016-11-16 Richard Biener <rguenther@suse.de>
3613 PR tree-optimization/78348
3614 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
3615 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
3616 (classify_partition): Set PKIND_MEMCPY if dependence analysis
3617 revealed no dependency, PKIND_MEMMOVE otherwise.
3619 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3622 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
3623 it points to non-NULL tree, use it instead of ubsan_create_data.
3624 (instrument_si_overflow): Handle vector signed integer overflow
3626 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
3627 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
3628 vector IFN_UBSAN_CHECK_*.
3629 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
3630 pass it through to ubsan_build_overflow_builtin.
3631 (expand_neg_overflow, expand_mul_overflow): Likewise.
3632 (expand_vector_ubsan_overflow): New function.
3633 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
3634 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
3635 (expand_arith_overflow): Adjust expand_*_overflow callers.
3637 2016-11-16 Matthias Klose <doko@ubuntu.com>
3639 * doc/install.texi: Remove references to java/libjava.
3641 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
3643 * tree-ssa-coalesce.c (register_default_def): Remove
3644 register_ssa_partition.
3645 (create_outofssa_var_map): Likewise.
3646 * tree-ssa-live.c (register_ssa_partition_check): Remove.
3647 * tree-ssa-live.h (register_ssa_partition): Likewise.
3649 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3651 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
3652 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
3653 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
3654 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
3655 rtx when all sub-rtx are also permanent.
3656 (attr_eq): Simplify.
3657 (attr_copy_rtx): Remove.
3658 (make_canonical, get_attr_value): Use attr_equal_p.
3659 (copy_boolean): Rehash NOT.
3660 (simplify_test_exp_in_temp,
3661 optimize_attrs): Remove call to attr_copy_rtx.
3662 (attr_alt_intersection, attr_alt_union,
3663 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
3664 (make_automaton_attrs): Use attr_eq.
3666 2016-11-15 Matthias Klose <doko@ubuntu.com>
3668 * doc/install.texi: Remove references to java/libjava.
3669 * doc/sourcebuild.texi: Likewise.
3670 * doc/invoke.texi: Likewise.
3671 * doc/standards.texi: Likewise.
3673 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3674 Alan Hayward <alan.hayward@arm.com>
3675 David Sherwood <david.sherwood@arm.com>
3677 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
3679 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3680 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3681 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3682 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3683 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3684 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3685 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3687 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3688 Alan Hayward <alan.hayward@arm.com>
3689 David Sherwood <david.sherwood@arm.com>
3691 * dce.c (check_argument_store): Pass the size instead of
3692 the memory reference.
3693 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
3695 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3696 Alan Hayward <alan.hayward@arm.com>
3697 David Sherwood <david.sherwood@arm.com>
3699 * alias.c (canon_rtx): Use simplify_gen_binary.
3701 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3702 Alan Hayward <alan.hayward@arm.com>
3703 David Sherwood <david.sherwood@arm.com>
3705 * rtl.h (load_extend_op): Declare.
3706 * rtlanal.c (load_extend_op): New function.
3707 (nonzero_bits1): Use it.
3708 (num_sign_bit_copies1): Likewise.
3709 * cse.c (cse_insn): Likewise.
3710 * fold-const.c (fold_single_bit_test): Likewise.
3711 (fold_unary_loc): Likewise.
3712 * fwprop.c (free_load_extend): Likewise.
3713 * postreload.c (reload_cse_simplify_set): Likewise.
3714 (reload_cse_simplify_operands): Likewise.
3715 * combine.c (try_combine): Likewise.
3716 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
3717 subreg_lowpart_p checks.
3719 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3720 Alan Hayward <alan.hayward@arm.com>
3721 David Sherwood <david.sherwood@arm.com>
3723 * combine.c (simplify_shift_const_1): Use the number of bits
3724 in the inner mode to determine the range of the shift.
3725 When handling shifts of vectors, skip any rules that apply
3728 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3729 Alan Hayward <alan.hayward@arm.com>
3730 David Sherwood <david.sherwood@arm.com>
3732 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
3735 2016-11-15 Matthias Klose <doko@ubuntu.com>
3737 * doc/install.texi: Remove references to gcj/libjava.
3738 * doc/invoke.texi: Likewise.
3740 2016-11-15 Jeff Law <law@redhat.com>
3742 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
3743 parameter. Callers changed.
3744 (check-subpath_and_update_thread_path): Extracted from
3745 fsm_find_control_statement_thread_paths.
3746 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
3747 (handle_phi, handle_assignment): Allow any constant node, not
3750 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
3752 * config/arc/arc-arch.h: New file.
3753 * config/arc/arc-arches.def: Likewise.
3754 * config/arc/arc-cpus.def: Likewise.
3755 * config/arc/arc-options.def: Likewise.
3756 * config/arc/t-multilib: Likewise.
3757 * config/arc/genmultilib.awk: Likewise.
3758 * config/arc/genoptions.awk: Likewise.
3759 * config/arc/arc-tables.opt: Likewise.
3760 * config/arc/driver-arc.c: Likewise.
3761 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
3762 * common/config/arc/arc-common.c (arc_handle_option): Trace
3764 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
3765 options; check for supported cpu against arc-cpus.def file.
3766 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
3767 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
3768 * config/arc/arc-c.def: Add emacs local variables.
3769 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
3770 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
3771 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
3772 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
3773 (DEFAULT_arc_fpu_build): Define.
3774 (DEFAULT_arc_mpy_option): Define.
3775 * config/arc/arc-protos.h (arc_init): Delete.
3776 * config/arc/arc.c (arc_cpu_name): New variable.
3777 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
3778 (arc_arc700, arc_arc600, arc_arc601): New variable.
3779 (arc_init): Add static; remove selection of default tune value,
3780 cleanup obsolete error messages.
3781 (arc_override_options): Make use of .def files for selecting the
3782 right cpu and option configurations.
3783 * config/arc/arc.h (stdbool.h): Include.
3784 (TARGET_CPU_DEFAULT): Define.
3785 (CPP_SPEC): Remove mcpu=NPS400 handling.
3786 (arc_cpu_to_as): Declare.
3787 (EXTRA_SPEC_FUNCTIONS): Define.
3788 (OPTION_DEFAULT_SPECS): Likewise.
3789 (ASM_DEFAULT): Remove.
3790 (ASM_SPEC): Use arc_cpu_to_as.
3791 (DRIVER_SELF_SPECS): Remove deprecated options.
3792 (arc_base_cpu): Declare.
3793 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
3794 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
3796 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
3797 * config/arc/arc.md (attr_cpu): Remove.
3798 * config/arc/arc.opt (mno-mpy): Deprecate.
3799 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
3800 (mcpu=ARCHS): Remove.
3801 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
3803 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
3804 (arc_fpu): Use new defines.
3805 (mpy-option): Change to use numeric or string like inputs.
3806 * config/arc/t-arc (driver-arc.o): New target.
3807 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
3808 * config/arc/t-arc-newlib: Delete.
3809 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
3810 * doc/invoke.texi (ARC): Update arc options.
3812 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
3814 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
3815 insn at the beginning of the constant pool.
3816 (mips_insert_insn_pseudos): New function.
3817 (mips_machine_reorg2): Call it.
3818 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
3819 UNSPEC_INSN_PSEUDO enum values.
3820 (insn_pseudo, consttable): New insns.
3822 2016-11-15 Michael Matz <matz@suse.de>
3824 PR missed-optimization/77881
3825 * combine.c (simplify_comparison): Remove useless subregs
3826 also inside the loop, not just after it.
3827 (make_compound_operation): Recognize some subregs as being
3830 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3831 Alan Hayward <alan.hayward@arm.com>
3832 David Sherwood <david.sherwood@arm.com>
3834 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
3837 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3839 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
3840 for using xxinsertw and vinsert{b,h} on ISA 3.0.
3842 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
3843 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
3844 vinsert{b,h} on ISA 3.0.
3846 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3848 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3849 and cmpnop in two steps: first the ones not accessed in original gimple
3850 expression in a endian independent way and then the ones not accessed
3851 in the final result in an endian-specific way.
3852 (bswap_replace): Stop doing big endian adjustment.
3854 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
3856 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
3857 (*ashl<mode>3_doubleword): Ditto.
3859 2016-11-14 Martin Liska <mliska@suse.cz>
3861 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
3863 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
3864 Richard Biener <rguenther@suse.de>
3866 * doc/invoke.texi (fgimple): Document.
3867 * dumpfile.h (TDF_GIMPLE): Add.
3868 * dumpfile.c (dump_options): Add gimple.
3869 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
3871 (dump_gimple_label): Likewise.
3872 (dump_gimple_phi): Likewise.
3873 (dump_gimple_bb_header): Likewise.
3874 (dump_phi_nodes): Likewise.
3875 (pp_cfg_jump): Likewise. Pass in dump flags.
3876 (dump_implicit_edges): Adjust.
3877 * passes.c (pass_init_dump_file): Do not dump function header
3879 * tree-cfg.c (dump_function_to_file): Dump function return type
3880 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
3882 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
3883 (dump_generic_node): Likewise.
3884 * function.h (struct function): Add pass_startwith member.
3885 * passes.c (execute_one_pass): Implement startwith.
3886 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
3887 and assign proper version for parsed ssa names.
3888 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
3889 * internal-fn.c (expand_PHI): New function.
3890 * internal-fn.h (expand_PHI): Declared here.
3891 * internal-fn.def: New defination for PHI.
3892 * tree-cfg.c (lower_phi_internal_fn): New function.
3893 (build_gimple_cfg): Call it.
3894 (verify_gimple_call): Condition for passing label as arg in internal
3896 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
3897 present PHIs with arguments.
3899 2016-11-14 Martin Liska <mliska@suse.cz>
3902 * common.opt: Add prefer-atomic as a new enum value for
3904 * coretypes.h: Likewise.
3905 * doc/invoke.texi: Document the new option value.
3906 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
3907 * tree-profile.c (tree_profiling): Select default value
3908 of -fprofile-update when 'prefer-atomic' is selected.
3910 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3912 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
3913 (cortex_a57_alu_shift): ...here.
3915 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3917 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
3919 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3920 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3921 (<optab>si3_insn_uxtw): Likewise.
3922 (<optab><mode>3_insn): Likewise.
3923 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
3924 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
3925 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
3926 (<optab><mode>): Likewise.
3927 (insv<mode>): Likewise.
3928 (andim_ashift<mode>_bfiz): Likewise.
3929 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
3930 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
3931 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
3932 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
3933 (exynos_m1_alu_p): Likewise.
3934 * config/arm/types.md: Add bfx.
3935 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
3937 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3939 * config/aarch64/aarch64.c (cortexa57_vector_cost):
3940 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
3942 2016-11-14 Richard Biener <rguenther@suse.de>
3944 PR tree-optimization/78312
3945 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
3946 flow-sensitive info.
3948 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
3951 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
3952 * config/avr/avr.opt (-mabsdata): New option.
3953 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
3954 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
3955 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
3956 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
3957 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
3958 spec depending on AVR_ISA_LDS.
3959 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
3961 2016-11-13 Jakub Jelinek <jakub@redhat.com>
3963 * match.pd: Don't try to compare addresses of variables with
3966 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
3968 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
3969 (propagate_vr_accross_jump_function): Handle unary expressions.
3970 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3971 (load_from_param_1): New.
3972 (load_from_unmodified_param): Factor common part into load_from_param_1.
3973 (load_from_param): New.
3974 (compute_complex_assign_jump_func): Handle unary expressions.
3975 (update_jump_functions_after_inlining): Likewise.
3976 (ipa_write_jump_function): Likewise.
3977 (ipa_read_jump_function): Likewise.
3979 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3982 * doc/invoke.texi: Document Wrestrict.
3983 * pretty-print.c (pp_format): Add case for "Z" specifier.
3984 (test_pp_format): Test "Z" specifier.
3986 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
3988 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
3989 original function needs a static chain.
3991 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
3994 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
3997 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
4000 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
4001 return early if !optional_tbtab.
4003 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
4005 PR rtl-optimization/59461
4006 * doc/rtl.texi (paradoxical subregs): Add missing word.
4007 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
4008 in modes with precision larger than that of last_set_mode.
4009 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
4010 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
4011 REGs to paradoxical SUBREGs.
4012 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
4013 larger than a word before invoking LOAD_EXTEND_OP on it.
4015 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4018 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
4019 element order for little endian ordering.
4021 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
4022 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
4025 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
4028 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
4029 when calculating operand 2.
4030 (rotate to rotatex zext splitter): Ditto.
4032 2016-11-11 Jeff Law <law@redhat.com>
4034 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
4036 (stmt_uses_name_in_undefined_way): New function, extracted from
4037 find_implicit_erroneous_behavior and extended for div/mod case.
4038 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
4039 find_explicit_erroneous_behavior and extended for div/mod case.
4040 (find_implicit_erroneous_behavior): Use new helper function.
4041 (find_explicit_erroneous_behavior): Use new helper function.
4043 2016-11-11 Richard Biener <rguenther@suse.de>
4045 PR tree-optimization/71575
4046 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
4049 2016-11-11 Richard Biener <rguenther@suse.de>
4052 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4053 about uninitialized destination arg of BIT_INSERT_EXPR.
4055 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
4058 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
4059 terminology. Expand to remove ambiguity.
4061 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4063 PR rtl-optimization/78232
4064 * combine.c (try_combine): Add a big comment about why reusing i2dest
4066 (change_zero_ext): Do not call simplify_gen_binary, do the
4067 simplifications manually.
4069 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4071 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
4072 enable HImode and QImode to go in vector registers by default if
4073 the -mvsx-small-integer option is enabled.
4074 (rs6000_secondary_reload_simple_move): Likewise.
4075 (rs6000_preferred_reload_class): Don't force integer constants to
4076 be loaded into vector registers that we can easily make into
4077 memory (or being created in the GPRs and moved over with direct move).
4078 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
4079 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
4080 vector extraction on ISA 3.0 when the scalar integer can be
4081 allocated in vector registers. Generate the VEC_SELECT directy,
4082 and don't use UNSPEC's to avoid having the scalar type in a vector
4083 register. Make the expander target registers, and let the
4084 combiner fold in results storing to memory, if the machine
4086 (vsx_extract_<mode>_di): Likewise.
4087 (vsx_extract_<mode>_p9): Likewise.
4088 (vsx_extract_<mode>_di_p9): Likewise.
4089 (vsx_extract_<mode>_store_p9): Likewise.
4090 (vsx_extract_si): Likewise.
4091 (vsx_extract_<mode>_p8): Likewise.
4092 (p9_lxsi<wd>zx): Delete, no longer used.
4093 (p9_stxsi<wd>x): Likewise.
4094 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
4095 integers in vector registers for ISA 3.0.
4096 (QHI): Update comment.
4097 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
4098 vector extract instructions in sign/zero extend.
4099 (zero_extendhi<mode>): Likewise.
4100 (extendqi<mode>): Likewise.
4101 (extendhi<mode>2): Likewise.
4102 (HImode splitter for load/sign extend in vector register): Likewise.
4103 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
4104 optimizing floating point conversions to/from small data types and
4105 rewrite it to support QImode/HImode being allowed in vector
4106 registers on ISA 3.0.
4107 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4108 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
4109 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4110 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
4111 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4112 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
4113 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4114 VSPLITISW on ISA 2.07.
4115 (movhi_internal): Combine movhi_internal and movqi_internal into
4116 one mov<mode>_internal with an iterator. Add support for QImode
4117 and HImode being allowed in vector registers. Make large number
4118 of attributes and constraints easier to read.
4119 (movqi_internal): Likewise.
4120 (mov<mode>_internal): Likewise.
4121 (movdi_internal64): Fix constraint to allow loading -16..15 with
4122 VSPLITISW on ISA 2.07.
4123 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4126 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4128 PR rtl-optimization/78241
4129 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4130 but emit initial peel copy if niter expr is not reliable.
4132 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4134 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4135 (maybe_record_trace_start): If the CFI is different on the new and
4136 old paths, print out both to the dump file before ICEing.
4138 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4140 * target.def (additional_allocno_class_p): New.
4141 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4142 * hooks.c (hook_bool_reg_class_t_false): New.
4143 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4144 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4145 * doc/tm.texi: Update.
4147 2016-11-10 Jason Merrill <jason@redhat.com>
4149 * gengtype.c (new_structure): Append to structures list.
4150 (find_structure): Likewise.
4152 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4154 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4155 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4158 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4160 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4161 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4163 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4164 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4165 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4166 teams distribute parallel for simd even to distribute and teams
4167 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4168 OMP_CLAUSE_DEPEND_SINK case.
4169 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4170 (omp_no_lastprivate): Removed.
4171 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4172 (gimplify_omp_for): Likewise.
4173 (computable_teams_clause): Fail for automatic vars from current
4174 function not yet seen in bind expr.
4175 * langhooks.c (lhd_omp_scalar_p): New function.
4176 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4177 * varpool.c (varpool_node::get_create): Set node->offloading
4178 even for DECL_EXTERNAL decls.
4179 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4180 (LANG_HOOKS_OMP_SCALAR_P): Define.
4181 (LANG_HOOKS_DECLS): Use it.
4183 2016-11-10 Martin Liska <mliska@suse.cz>
4186 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4187 only when SWITCH_BODY is a BIND_EXPR.
4189 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4192 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4193 on the context only when it has no DIE yet.
4195 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4197 * arm.h (target_cpus): Delete.
4198 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4199 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4200 (all_architectures): Likewise.
4201 (arm_option_override): Adjust use of CPU enums.
4202 (arm_sched_reorder): Likewise.
4203 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4204 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
4205 * arm/genopt.sh (processor_type): Prefix enumeration entries with
4207 * arm-tables.opt: Regenerated.
4209 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4211 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
4213 * config/aarch64/aarch64-tune.md: Regenerated.
4214 * config/arm/arm-cores.def (falkor): New core.
4215 * config/arm/arm-tables.opt: Regenerated.
4216 * config/arm/arm-tune.md: Regenerated.
4217 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
4218 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
4219 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
4220 (ARM Options/-mtune): Likewise.
4222 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
4225 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4227 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4228 (propagate_vr_accross_jump_function): Likewise.
4229 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4230 (load_from_param_1): New.
4231 (load_from_unmodified_param): Factor common part into load_from_param_1.
4232 (load_from_param): New.
4233 (compute_complex_assign_jump_func): Handle unary expressions.
4234 (ipa_write_jump_function): Likewise.
4235 (ipa_read_jump_function): Likewise.
4237 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
4239 * simplify-rtx.c (simplify_binary_operation_1): Simplify
4240 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
4241 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
4244 2016-11-09 David Malcolm <dmalcolm@redhat.com>
4246 * print-rtl-function.c: Include varasm.h.
4247 (print_any_param_name): New function.
4248 (print_param): New function.
4249 (print_rtx_function): Call print_param for each argument.
4250 * print-rtl.c (rtx_writer::finish_directive): New function.
4251 * print-rtl.h (rtx_writer::finish_directive): New decl.
4253 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
4256 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
4257 operand 0 as earlyclobber.
4258 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
4260 2016-11-09 Martin Liska <mliska@suse.cz>
4262 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
4264 2016-11-09 Jakub Jelinek <jakub@redhat.com>
4267 * builtins.c (expand_builtin_memcmp): Formatting fix.
4269 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
4270 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
4271 or of them, renumber other enumerators.
4272 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
4273 * doc/invoke.texi: Document -fsanitize=shift-base and
4274 -fsanitize-shift-exponent, document -fsanitize=shift as
4275 having those 2 suboptions.
4277 2016-11-09 Richard Biener <rguenther@suse.de>
4279 * fold-const.c (tree_swap_operands_p): Remove unused arg.
4280 * fold-const.c (tree_swap_operands_p): Likewise.
4281 (fold_binary_loc): Adjust.
4282 (fold_ternary_loc): Likewise.
4283 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
4284 * gimple-fold.c (fold_stmt_1): Likewise.
4285 * gimple-match-head.c (gimple_resimplify2): Likewise.
4286 (gimple_resimplify3): Likewise.
4287 (gimple_simplify): Likewise.
4288 * tree-ssa-dom.c (record_equality): Likewise.
4289 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
4290 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4291 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
4293 2016-11-09 Richard Biener <rguenther@suse.de>
4295 * tree-ssa-dom.c (canonicalize_comparison): Remove.
4296 (optimize_stmt): Remove redundant pre-propagation canonicalization
4297 of comparison operand order.
4299 2016-11-09 Martin Liska <mliska@suse.cz>
4301 * fold-const-call.c (fold_const_call): Fix the folding.
4303 2016-11-09 Richard Biener <rguenther@suse.de>
4305 * common.opt (flag_evaluation_order): Remove.
4306 * expr.c (expand_operands): Remove code guarded by
4307 flag_evaluation_order.
4308 * fold-const.c (reorder_operands_p): Remove, it always returns
4310 (negate_expr_p): Remove calls to reorder_operands_p.
4311 (fold_negate_expr): Likewise.
4312 (tree_swap_operands_p): Likewise.
4313 (fold_binary_loc): Likewise.
4315 2016-11-09 Andreas Schwab <schwab@suse.de>
4318 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
4319 insns operating on a register.
4321 2016-11-09 Richard Biener <rguenther@suse.de>
4323 PR tree-optimization/78007
4324 * tree-vect-stmts.c (vectorizable_bswap): New function.
4325 (vectorizable_call): Call vectorizable_bswap for
4326 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
4328 2016-11-09 Richard Biener <rguenther@suse.de>
4330 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
4331 Look at the DR_BASE_ADDRESS object for forcing alignment.
4333 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4335 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4336 (propagate_vr_accross_jump_function): Likewise.
4337 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4338 (load_from_param_1): New.
4339 (load_from_unmodified_param): Factor common part into load_from_param_1.
4340 (load_from_param): New.
4341 (compute_complex_assign_jump_func): Handle unary expressions.
4342 (ipa_write_jump_function): Likewise.
4343 (ipa_read_jump_function): Likewise.
4345 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4348 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
4349 Also fold constant passed as argument while computing value range.
4350 (propagate_constants_accross_call): Pass param type.
4351 * ipa-prop.c: export ipa_get_callee_param_type.
4352 * ipa-prop.h: export ipa_get_callee_param_type.
4354 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4356 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
4357 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
4359 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4361 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
4362 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
4363 ASAN_STACK_MAGIC_MIDDLE.
4364 (asan_global_struct): Increase the size of fields.
4365 (asan_add_global): Add new field constructor.
4366 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
4367 __asan_version_mismatch_check_v8.
4369 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
4371 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
4374 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
4377 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4378 Handle ASHIFT and LSHIFTRT.
4379 (dimode_scalar_chain::compute_convert_gain): Ditto.
4380 (dimode_scalar_chain::convert_insn): Ditto.
4382 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4384 * gimple-ssa-store-merging.c: Include selftest.h
4385 (verify_array_eq): New function.
4386 (verify_shift_bytes_in_array): Likewise.
4387 (verify_shift_bytes_in_array_right): Likewise.
4388 (verify_clear_bit_region): Likewise.
4389 (verify_clear_bit_region_be): Likewise.
4390 (store_merging_c_tests): Likewise.
4391 * selftest.h (store_merging_c_tests): Declare prototype.
4392 * selftest-run-tests.c (selftest::run_tests): Run
4393 store_merging_c_tests.
4395 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4397 * config/arm/arm.opt (mold-rtx-costs): Delete.
4398 (mnew-generic-costs): Delete.
4399 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
4400 * config/arm/arm.c (arm_rtx_costs_1): Delete.
4401 (arm_size_rtx_costs): Likewise.
4402 (arm_slowmul_rtx_costs): Likewise.
4403 (arm_fastmul_rtx_costs): Likewise.
4404 (arm_xscale_rtx_costs): Likewise.
4405 (arm_9e_rtx_costs): Likewise.
4406 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
4407 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
4408 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
4409 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
4410 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
4411 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
4412 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
4413 arm_cortex_m7_tune):
4414 Delete rtx_costs field.
4415 (arm_new_rtx_costs): Rename to...
4416 (arm_rtx_costs_internal): ... This.
4417 (arm_rtx_costs): Remove old way of doing rtx costs.
4419 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4421 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
4422 (arm_fastmul_tune): Likewise.
4423 (arm_strongarm_tune): Likewise.
4424 (arm_xscale_tune): Likewise.
4425 (arm_9e_tune): Likewise.
4426 (arm_marvell_pj4_tune): Likewise.
4427 (arm_v6t2_tune): Likewise.
4428 (arm_v6m_tune): Likewise.
4429 (arm_fa726te_tune): Likewise.
4431 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4433 PR tree-optimization/78234
4434 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
4437 2016-11-08 Martin Liska <mliska@suse.cz>
4440 * dbgcnt.def: Add new debug counter asan_use_after_scope.
4441 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
4442 with a value expr. Do not add artificial variables to
4443 live_switch_vars. Use the debug counter.
4444 (gimplify_target_expr): Use the debug counter.
4445 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
4446 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
4447 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
4449 2016-11-08 Richard Biener <rguenther@suse.de>
4451 * tree-vect-stmts.c (get_group_load_store_type): If the
4452 access is aligned do not trigger peeling for gaps.
4453 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
4454 force alignment of vars with DECL_USER_ALIGN.
4456 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
4458 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
4460 2016-11-08 Richard Biener <rguenther@suse.de>
4462 PR tree-optimization/78205
4463 * tree-vect-stmts.c (vectorizable_load): Move check whether
4464 we may run into gaps when BB vectorizing SLP permutations ...
4465 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
4466 here where we can do a more precise check.
4468 2016-11-08 Richard Biener <rguenther@suse.de>
4470 PR tree-optimization/78224
4471 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
4472 Split the fallthru edge in case its successor may have PHIs.
4473 Do not free dominance info.
4475 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4478 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4479 EH info even for bzhi and pdep/pext.
4481 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
4483 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
4484 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
4486 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
4488 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
4490 * config/rs6000/vector.md (div<mode>3): Ditto.
4492 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
4494 * configure.ac (.hidden): Change to conftest_s string. Provide string
4496 (gcc_cv_ld_hidden): Yes for AIX.
4497 * configure: Regenerate.
4499 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
4501 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
4502 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
4503 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
4504 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
4505 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4506 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
4508 (rs6000_xcoff_visibility): New.
4509 (rs6000_xcoff_declare_function_name): Add visibility support.
4510 (rs6000_xcoff_asm_globalize_decl_name): New.
4511 (rs6000_xcoff_asm_output_aligned_decl_common): New.
4512 (rs6000_asm_weaken_decl): New.
4513 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
4514 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
4517 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
4520 * incpath.c (remove_dup): Also silently ignore EPERM.
4522 2016-11-07 Martin Jambor <mjambor@suse.cz>
4524 * tree.c (verify_type_variant): Use pointer comparison to check that
4525 TYPE_SIZE_UNIT match.
4527 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4530 * dse.c (dse_step5): Call scan_reads even if just
4531 insn_info->frame_read. Improve and fix dump file messages.
4534 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
4535 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
4537 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4540 * match.pd: Add following two patterns:
4541 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
4542 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
4544 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
4546 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
4547 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
4548 * rtl.h (duplicate_reg_notes): Declare.
4549 * rtlanal.c (duplicate_reg_note): New function.
4551 PR rtl-optimization/77309
4552 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
4553 don't assume an equality comparison for plain COMPARE.
4554 (simplify_comparison): Pass a more accurate code to
4555 make_compound_operation.
4557 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
4559 * target.def (compute_pressure_classes): New target hook.
4560 * doc/tm.texi.in: Document it.
4561 * doc/tm.texi: Regenerate.
4562 * ira.c (setup_pressure_classes): Call target hook if defined.
4564 2016-11-07 David Malcolm <dmalcolm@redhat.com>
4566 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
4568 (rtx_writer::print_rtx): In compact mode, omit trailing operands
4569 that have the default values.
4570 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
4572 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
4573 label string from expected dump.
4574 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
4577 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4580 * alias.c (nonoverlapping_memrefs_p): If one decl is
4581 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
4583 2016-11-07 Richard Biener <rguenther@suse.de>
4586 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4589 2016-11-07 Richard Biener <rguenther@suse.de>
4591 PR tree-optimization/78218
4592 * gimple-ssa-store-merging.c
4593 (pass_store_merging::terminate_all_aliasing_chains):
4594 Drop unused argument, fix alias check to also consider uses.
4595 (pass_store_merging::execute): Adjust.
4597 2016-11-07 Richard Biener <rguenther@suse.de>
4599 PR tree-optimization/78228
4600 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
4603 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4606 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
4607 aarch64_simd_shift_imm_<mode> predicate for operand 1.
4608 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
4609 to restrict them to an appropriate range and add FAIL check if the
4610 region they specify is out of range. Delete useless constraint
4612 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
4613 2 and 3 to restrict their range and add pattern predicate.
4615 2016-11-07 Martin Liska <mliska@suse.cz>
4617 * asan.c (enum asan_check_flags): Move the enum to header file.
4618 (asan_init_shadow_ptr_types): Make type creation more generic.
4619 (shadow_mem_size): New function.
4620 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
4621 Rewritten stack unpoisoning code.
4622 (build_shadow_mem_access): Add new argument return_address.
4623 (instrument_derefs): Instrument local variables if use after scope
4624 sanitization is enabled.
4625 (asan_store_shadow_bytes): New function.
4626 (asan_expand_mark_ifn): Likewise.
4627 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
4628 * asan.h (enum asan_mark_flags): Moved here from asan.c
4629 (asan_protect_stack_decl): Protect all declaration that need
4631 (asan_sanitize_use_after_scope): New function.
4632 (asan_no_sanitize_address_p): Likewise.
4633 * cfgexpand.c (partition_stack_vars): Consider
4634 asan_sanitize_use_after_scope in condition.
4635 (expand_stack_vars): Likewise.
4636 * common.opt (-fsanitize-address-use-after-scope): New option.
4637 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4638 Explain the parameter.
4639 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
4640 * gimplify.c (build_asan_poison_call_expr): New function.
4641 (asan_poison_variable): Likewise.
4642 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
4643 variables that have address taken.
4644 (gimplify_decl_expr): Likewise.
4645 (gimplify_target_expr): Likewise for C++ temporaries.
4646 (sort_by_decl_uid): New function.
4647 (gimplify_expr): Unpoison all variables for a label we can jump
4648 from outside of a scope.
4649 (gimplify_switch_expr): Unpoison variables defined in the switch
4651 (gimplify_function_tree): Clear asan_poisoned_variables.
4652 (asan_poison_variables): New function.
4653 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
4654 * internal-fn.c (expand_ASAN_MARK): New function.
4655 * internal-fn.def (ASAN_MARK): Declare.
4656 * opts.c (finish_options): Handle -fstack-reuse if
4657 -fsanitize-address-use-after-scope is enabled.
4658 (common_handle_option): Enable address sanitization if
4659 -fsanitize-address-use-after-scope is enabled.
4660 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
4662 * params.h: Likewise.
4663 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
4664 * sanitizer.def: Define __asan_poison_stack_memory and
4665 __asan_unpoison_stack_memory functions.
4666 * asan.c (asan_mark_poison_p): New function.
4667 (transform_statements): Handle asan_mark_poison_p calls.
4668 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
4670 2016-11-07 Tamar Christina <tamar.christina@arm.com>
4673 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
4675 2016-11-07 Martin Liska <mliska@suse.cz>
4677 * tree-profile.c (gimple_gen_time_profiler): Set proper type
4678 to time_profiler_counter_ptr.
4680 2016-11-07 Richard Biener <rguenther@suse.de>
4682 PR tree-optimization/37150
4683 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
4685 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
4686 (vect_analyze_slp_cost_1): Account for the real number of
4687 permutations emitted and for dead loads.
4688 (vect_transform_slp_perm_load): Add n_perms parameter counting
4689 the number of emitted permutations.
4690 * tree-vect-stmts.c (vectorizable_load): Adjust.
4692 2016-11-07 Richard Biener <rguenther@suse.de>
4694 PR tree-optimization/78189
4695 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
4696 alignment computation.
4698 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4700 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
4702 2016-11-05 Martin Sebor <msebor@redhat.com>
4704 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
4707 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
4711 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
4713 2016-11-04 Jakub Jelinek <jakub@redhat.com>
4716 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
4717 doesn't have rtl set.
4719 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4721 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
4722 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
4723 rs6000_gimple_fold_builtin.
4724 (rs6000_gimple_fold_builtin): New function. Add handling for
4725 early expansion of vector addition builtins.
4727 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4729 * expr.h (copy_blkmode_from_reg): Delete.
4730 * expr.c (copy_blkmode_from_reg): Make static.
4732 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4734 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
4735 * combine.c (LOAD_EXTEND_OP): Delete.
4736 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
4737 * cse.c (LOAD_EXTEND_OP): Delete.
4738 * fold-const.c (LOAD_EXTEND_OP): Likewise.
4739 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
4740 * postreload.c (LOAD_EXTEND_OP): Delete.
4741 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
4742 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
4743 (find_reloads): Likewise.
4744 * reload1.c (eliminate_regs_1): Likewise.
4745 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
4746 (num_sign_bit_copies1): Likewise.
4748 2016-11-04 David Malcolm <dmalcolm@redhat.com>
4750 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
4751 (selftest::ix86_test_dumping_hard_regs): New function.
4752 (selftest::ix86_run_selftests): New function.
4753 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
4754 selftest::ix86_run_selftests.
4755 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
4756 * doc/tm.texi: Regenerate
4757 * selftest-rtl.h: New file.
4758 * rtl-tests.c: Include "selftest-rtl.h".
4759 (selftest::assert_rtl_dump_eq): Make non-static.
4760 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
4761 (selftest::test_dumping_regs): Update comment.
4762 * selftest-run-tests.c: Include "target.h".
4763 (selftest::run_tests): If non-NULL, call
4764 targetm.run_target_selftests.
4765 * target.def (run_target_selftests): New hook.
4767 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4769 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
4770 representative core for this architecture.
4771 * config/arm/arm-cores.def (cortex-m33): Define new processor.
4772 * config/arm/arm-tables.opt: Regenerate.
4773 * config/arm/arm-tune.md: Likewise.
4774 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
4775 valid -mcpu options.
4776 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
4778 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4780 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
4781 representative core for this architecture.
4782 * config/arm/arm-cores.def (cortex-m23): Define new processor.
4783 * config/arm/arm-tables.opt: Regenerate.
4784 * config/arm/arm-tune.md: Likewise.
4785 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
4786 this tuning parameters apply to in the comment.
4787 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
4788 valid -mcpu options.
4789 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
4791 2016-11-04 Bin Cheng <bin.cheng@arm.com>
4793 * fold-const.c (fold_cond_expr_with_comparison): Remove call
4794 to pedantic_non_lvalue_loc. Remove useless code for lvalue
4795 where cond_expr can't be a lvalue.
4797 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
4799 * config/arc/arc.c (arc_process_double_reg_moves): Use
4801 * config/arc/arc.md (movsi_insn): Disable unsupported move
4802 instructions for ARCv2 cores.
4803 (movdi): Use prepare_move_operands.
4804 (movsf, movdf): Use move_dest_operand predicate.
4805 * config/arc/constraints.md (Chs): Enable when barrel shifter is
4807 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
4808 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
4810 (dexcl_3op_peep2_insn_nores): Likewise.
4811 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
4812 (LINK_COMMAND_SPEC): Remove.
4814 2016-11-04 Richard Biener <rguenther@suse.de>
4817 * loop-invariant.c (find_exits): Record entering inner
4818 loops as possibly exiting to handle infinite sub-loops.
4819 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
4820 (fill_always_executed_in_1): Honor infinite child loops.
4822 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4825 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
4826 has already been adjusted for endianness, so don't adjust it any
4830 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
4831 ICmode unless we have standard PowerPC floating point.
4832 * config/rs6000/rs6000.md (FP iterator): Likewise.
4833 (FMOVE128 iterator): Likewise.
4835 2016-11-03 Jakub Jelinek <jakub@redhat.com>
4836 Alexandre Oliva <aoliva@redhat.com>
4837 Jason Merrill <jason@redhat.com>
4841 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
4843 * langhooks.c (lhd_type_dwarf_attribute): New function.
4844 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
4845 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
4846 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
4847 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
4848 (check_qualified_type, check_aligned_type): Call it.
4849 * dwarf2out.c (modified_type_die): Don't use type_main_variant
4850 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4851 check_base_type and check_lang_type.
4852 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
4853 return early. For pointer-to-data-member add DW_AT_use_location
4855 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
4857 (gen_type_die_with_usage): Don't use type_main_variant
4858 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4859 check_base_type and check_lang_type. Formatting fixes. Call
4860 get_debug_type langhook.
4862 2016-11-03 Jason Merrill <jason@redhat.com>
4864 * tree.c (check_lang_type): New.
4865 (check_qualified_type): Use it.
4866 (check_aligned_type): Use it.
4867 * tree.h: Declare it.
4869 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
4871 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
4872 (arm*-freebsd*): Likewise.
4873 (arm*-*-netbsdelf*): Likewise.
4874 (arm*-*-linux*): Likewise.
4875 (arm*-*-uclinux*eabi*): Likewise.
4876 (arm*-*-phoenix*): Likewise.
4877 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
4878 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
4879 specified. Default to arm6 if target_cpu_cname is not set.
4880 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
4881 default cpu has been correctly configured.
4882 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
4883 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
4884 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
4885 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
4886 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4887 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
4888 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4890 2016-11-03 Jiong Wang <jiong.wang@arm.com>
4892 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
4893 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
4894 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
4895 (output_cfa_loc): Support DW_CFA_val_expression.
4896 (output_cfa_loc_raw): Likewise.
4897 (output_cfi): Likewise.
4898 (output_cfi_directive): Likewise.
4899 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
4900 (dw_cfi_oprnd2_desc): Likewise.
4901 (mem_loc_descriptor): Recognize new pattern generated for value
4904 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4906 PR rtl-optimization/78186
4907 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
4908 well, when converting to IOR.
4910 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
4912 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
4913 (vec_interleave_highv8qi): Likewise.
4915 2016-11-03 Martin Liska <mliska@suse.cz>
4917 * profile.c (instrument_values): Fix coding style.
4918 (branch_prob): Use renamed function.
4919 * tree-profile.c (init_ic_make_global_vars): Likewise.
4920 (gimple_init_edge_profiler): Rename to
4921 gimple_init_gcov_profiler.
4922 tree_time_profiler_counter variable declaration.
4923 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
4925 * value-prof.h: Remove an argument.
4927 2016-11-03 Richard Biener <rguenther@suse.de>
4929 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
4930 symtab_node::get_create.
4932 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4934 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
4935 Move comments into more natural position.
4937 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
4939 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
4940 (PTRDIFF_TYPE): Define as int.
4942 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4944 * ccmp.c (expand_ccmp_expr_1): Adjust.
4945 (expand_ccmp_expr): Likewise.
4946 (expand_ccmp_next): Likewise.
4947 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
4948 (aarch64_gen_ccmp_first): Likewise.
4949 * doc/tm.texi: Regenerate.
4950 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
4951 (gen_ccmp_next): Likewise.
4953 2016-11-03 Bin Cheng <bin.cheng@arm.com>
4955 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
4956 (vect_is_simple_reduction): Swap cond_reduction by inversion.
4958 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
4960 * config/i386/i386.c (ix86_init_libfuncs): New. Call
4961 darwin_rename_builtins here.
4962 (ix86_expand_divmod_libfunc): New.
4963 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
4964 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
4966 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
4967 Nathan Sidwell <nathan@acm.org>
4969 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
4971 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
4973 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
4975 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
4976 to format MODE_INT and MODE_PARTIAL_INT literals.
4978 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
4981 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
4982 NULL if TARGET_SPE_ABI.
4984 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4986 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
4987 clear padding bits even when they're less than a byte.
4989 2016-11-02 Richard Biener <rguenther@suse.de>
4991 * gimple-ssa-store-merging.c: Include gimplify-me.h.
4992 (imm_store_chain_info::output_merged_stores): Force base_addr
4993 to be proper GIMPLE for a MEM_REF address.
4994 (pass_store_merging::execute): Restrict negative bitpos
4995 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
4996 check. Take into account non-NULL_TREE offset if the base
4997 is already addressable.
4999 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
5001 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
5003 (aarch64_be_crypto_sha1hv4si): New pattern.
5005 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
5007 * config/aarch64/aarch64.md (add<mode>3): Remove
5008 redundant code. Don't split frame based additions.
5010 2016-11-02 Richard Biener <rguenther@suse.de>
5012 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
5013 redundant val and dest members.
5014 (store_immediate_info::store_immediate_info): Adjust.
5015 (merged_store_group::merged_store_group): Adjust.
5016 (merged_store_group::apply_stores): Likewise.
5017 (struct imm_store_chain_info): Add base_addr field.
5018 (imm_store_chain_info::imm_store_chain_info): New constructor.
5019 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
5020 (imm_store_chain_info::output_merged_store): Likewise. Use
5021 addr_base which is already the address.
5022 (imm_store_chain_info::output_merged_stores): Likewise.
5023 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
5024 imm_store_chain_info instead of base. Fix alias check.
5025 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
5026 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
5027 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
5028 use the address of the base and adjust for other changes.
5030 2016-11-02 Martin Liska <mliska@suse.cz>
5032 * fold-const-call.c (host_size_t_cst_p): Test whether
5033 t is convertible to size_t.
5035 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5037 PR tree-optimization/78170
5038 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
5039 introduced by native_encode_expr on little-endian as well.
5041 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5043 PR tree-optimization/78162
5044 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
5047 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5049 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
5051 (aarch64_next_callee_save): Likewise.
5052 (aarch64_pushwb_single_reg): Likewise.
5053 (aarch64_gen_storewb_pair): Likewise.
5054 (aarch64_push_regs): Likewise.
5055 (aarch64_gen_loadwb_pair): Likewise.
5056 (aarch64_pop_regs): Likewise.
5057 (aarch64_gen_store_pair): Likewise.
5058 (aarch64_gen_load_pair): Likewise.
5059 (aarch64_save_callee_saves): Likewise.
5060 (aarch64_restore_callee_saves): Likewise.
5062 2016-11-02 Richard Biener <rguenther@suse.de>
5064 PR tree-optimization/78035
5065 PR tree-optimization/77964
5066 * gimple-pretty-print.c (pp_points_to_solution): Print
5067 vars_contains_interposable.
5068 * tree-ssa-alias.c: Include varasm.h.
5069 (ptrs_compare_unequal): Check vars_contains_interposable and
5070 decl_binds_to_current_def_p.
5071 (dump_points_to_solution): Dump vars_contains_interposable.
5072 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
5074 * tree-ssa-structalias.c: Include varasm.h.
5075 (set_uids_in_ptset): Record whether vars contains a
5076 not decl_binds_to_current_def_p variable in vars_contains_interposable.
5077 (ipa_escaped_pt): Update initializer.
5079 2016-11-02 Richard Biener <rguenther@suse.de>
5081 PR tree-optimization/78047
5082 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
5083 fake field at offset zero conservatively regarding to may_have_pointers.
5085 2016-11-02 Richard Biener <rguenther@suse.de>
5087 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
5088 infer_value_range on stmt ops and update value-ranges.
5089 Dump visited stmts and blocks.
5090 (evrp_dom_walker::push_value_range): Dump changes.
5091 (evrp_dom_walker::pop_value_range): Likewise.
5092 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
5094 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5096 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
5098 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
5100 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5102 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
5103 and adjust for that.
5104 * cfgrtl.h (delete_insn_chain): Adjust prototype.
5106 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5108 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
5110 (transcode_memory_rtx): Likewise.
5111 (move_to_acc): Likewise.
5112 (move_from_acc): Likewise.
5113 (move_acc_to_reg): Likewise.
5114 (move_to_x): Likewise.
5115 (move_to_hl): Likewise.
5116 (move_to_de): Likewise.
5117 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5118 (rs6000_emit_savres_rtx): Likewise.
5119 (rs6000_emit_prologue): Likewise.
5120 * reorg.c (update_reg_unused_notes): Likewise.
5121 * rtl.h (remove_note): Adjust prototype.
5122 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5124 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5126 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5127 variables so some can be rtx_insn *.
5128 (alpha_emit_xfloating_libcall): Likewise.
5129 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5130 (mips_legitimize_tls_address): Likewise.
5131 * optabs.c (expand_binop): Likewise.
5132 * reload1.c (gen_reload): Likewise.
5134 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5136 * reorg.c (relax_delay_slots): Split up the trial variable.
5138 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5140 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5141 of variables rtx_insn *.
5142 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5143 (legitimize_tls_address): Likewise.
5144 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5145 (bfin_gen_bundles): Likewise.
5146 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5147 (c6x_reorg): Likewise.
5148 * config/frv/frv.c (frv_reorder_packet): Likewise.
5149 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5150 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5151 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5152 * config/mn10300/mn10300.c: Likewise.
5153 * config/rl78/rl78.c: Likewise.
5154 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5155 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5156 (sh_expand_cmpnstr): Likewise.
5157 (sh_expand_strlen): Likewise.
5158 (sh_expand_setmem): Likewise.
5159 * config/sh/sh.md: Likewise.
5160 * emit-rtl.c (emit_pattern_before): Likewise.
5161 * except.c: Likewise.
5162 * final.c: Likewise.
5165 2016-11-01 Jason Merrill <jason@redhat.com>
5167 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5168 a COND_EXPR with constant condition.
5170 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5172 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5173 and its initialization.
5175 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5177 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5180 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5182 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5183 argument, don't call add_linkage_name if it is true.
5184 (gen_variable_die): For C++ inline static data members, consider the
5185 initial call when old_die is NULL to be declaration and call
5186 add_name_and_src_coords_attributes in that case with true as
5187 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5188 (gen_member_die): For C++ inline static data members, emit a
5189 definition DIE right away in DW_TAG_compile_unit context.
5191 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5194 * config/pa/pa.md: Add new shift/add patterns to handle
5195 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5197 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5199 * config/xtensa/xtensa-protos.h
5200 (xtensa_use_return_instruction_p): New prototype.
5201 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5202 xtensa_callee_save_size): Remove.
5203 (struct machine_function): Add new fields: current_frame_size,
5204 callee_save_size, frame_laid_out and epilogue_done.
5205 (compute_frame_size, xtensa_expand_prologue,
5206 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
5207 cfun->machine->callee_save_size and xtensa_current_frame_size
5208 with cfun->machine->current_frame_size.
5209 (compute_frame_size): Update cfun->machine->frame_laid_out and
5210 don't update frame layout after reload completion.
5211 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
5212 instead of zeroing xtensa_current_frame_size.
5213 (xtensa_use_return_instruction_p): New function.
5214 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
5216 (INITIAL_ELIMINATION_OFFSET): Use return value of
5217 compute_frame_size instead of xtensa_current_frame_size value.
5218 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
5219 function xtensa_use_return_instruction_p instead of inline code.
5221 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5223 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
5224 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
5225 * dwarf2out.c (rnglist_idx): New variable.
5226 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
5227 (DEBUG_RNGLISTS_SECTION): Define.
5228 (ranges_base_label): New variable.
5229 (size_of_die) <case dw_val_class_range_list>: If using
5230 DW_FORM_rnglistx, count size of uleb128 of range list index.
5231 (value_format) <case dw_val_class_range_list>: For
5232 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
5233 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
5234 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
5235 (add_ranges_num): Remove useless prototype. Don't multiply
5236 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
5237 for new fields added to dw_ranges struct.
5238 (add_ranges): Add maybe_new_sec argument and pass it
5239 through to add_ranges_num.
5240 (note_rnglist_head): New function.
5241 (add_ranges_by_labels): Pass true as maybe_new_sec to
5242 add_ranges_num, call note_rnglist_head on the head of the list.
5243 (output_ranges): Add function comment. Switch to
5244 .debug_ranges section here and emit .Ldebug_ranges0 label.
5245 (index_rnglists, output_rnglists): New functions.
5246 (gen_subprogram_die): Formatting fixes.
5247 (add_high_low_attributes): Don't divide offsets
5248 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
5249 first list element or when pointing into the middle of
5250 a list. Pass true as second argument to add_ranges on the
5251 first block fragment after cold/hot section switch.
5252 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
5253 section instead of .debug_ranges. Initialize
5254 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
5255 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
5256 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
5257 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
5258 Call output_rnglists for -gdwarf-5.
5259 (dwarf2out_c_finalize): Clear rnglist_idx.
5261 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
5263 * combine.c (simplify_compare_const): Add gcc_fallthrough.
5265 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
5266 Tamar Christina <tamar.christina@arm.com>
5268 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
5269 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
5270 (vmaxnmq_f32): Likewise.
5271 (vminnm_f32): Likewise.
5272 (vminnmq_f32): Likewise.
5273 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
5275 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
5278 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5280 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
5281 binary floating point types supported by the hardware except for
5283 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
5284 vector instruction for optimizing extracting a SImode from a
5285 V4SImode vector and converting it to floating point.
5286 (vsx_xvcvuxwdp_df): Likewise.
5287 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
5288 registers to be any VSX register. Move stores to the end of the
5290 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
5291 to optimize extracting a SImode from a V4SImode vector and
5292 converting it to a binary floating point type supported by the
5293 hardware. Use the vector converts instead of extracting the
5294 element, sign extending it, and then converting it to double.
5295 Other floating point types than double first convert to double,
5296 then the double is converted to that type.
5297 (vsx_extract_si_<uns>float_<mode>): Likewise.
5299 2016-10-31 Andrew Pinski <apinski@cavium.com>
5301 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
5302 Rewrite handling of part num to handle the case where
5303 multiple implementers share the same part num.
5305 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
5306 Jakub Jelinek <jakub@redhat.com>
5308 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
5309 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
5311 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5313 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
5314 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
5315 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
5316 (is_cu_die, is_unit_die): Likewise.
5317 (should_move_die_to_comdat, break_out_comdat_types): Adjust
5318 comments for DWARF5 DW_UT_type units.
5319 (output_compilation_unit_header): Add UT argument, output
5320 start of DWARF5 .debug_info section header.
5321 (output_comp_unit): Add dwo_id argument. Adjust
5322 output_compilation_unit_header caller, for DW_UT_split_compile
5323 emit dwo_id field, otherwise padding1. Emit padding2 field.
5324 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
5325 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
5326 (output_skeleton_debug_sections): Add dwo_id argument, for
5327 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
5328 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
5329 DW_UT_type or DW_UT_split_type units rather than .debug_types.
5330 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
5331 DW_TAG_compile_unit for skeleton unit die. Don't add
5332 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
5333 address to output_comp_unit and output_skeleton_debug_sections.
5335 * dwarf2out.c (debug_line_str_section): New variable.
5336 (debug_line_str_hash): Likewise.
5337 (DEBUG_LINE_STR_SECTION): Define.
5338 (set_indirect_string): Handle DW_FORM_line_strp like
5340 (find_string_form): Fix up formatting.
5341 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
5343 (output_die): Handle DW_FORM_line_strp.
5344 (DWARF5_USE_DEBUG_LINE_STR): Define.
5345 (output_line_string): New function.
5346 (output_file_names): Add -gdwarf-5 support.
5347 (output_line_info): Likewise.
5348 (init_sections_and_labels): Initialize debug_line_str_section.
5349 (output_indirect_string): Change 2nd argument from void *
5350 to enum dwarf_form form, compare with form rather than
5352 (output_indirect_strings): Pass DW_FORM_strp to
5353 output_indirect_string traversion.
5354 (dwarf2out_finish): Output .debug_line_str strings.
5355 (dwarf2out_c_finalize): Clear debug_line_str_section and
5356 debug_line_str_hash.
5358 2016-10-31 Tom Tromey <tom@tromey.com>
5361 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
5362 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
5363 DW_OP_GNU_push_tls_address case.
5364 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
5366 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5368 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
5369 for frame_offset_rel bit.
5370 (struct array_descr_info): Add rank field.
5371 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
5372 and placeholder_seen fields.
5373 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
5374 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
5375 DW_OP_pick 1 into DW_OP_over.
5376 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
5377 gen_variant_part): Clear placeholder_{arg,seen}.
5378 (loc_list_from_tree_1): Drop const from context argument.
5379 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
5380 (loc_list_for_address_of_addr_expr_of_indirect_ref,
5381 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
5383 (add_scalar_info): Drop const from context argument. Handle
5384 context->placeholder_arg.
5385 (add_bound_info): Drop const from context argument.
5386 (gen_descr_array_type_die): Drop const from ctx variable.
5387 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
5388 attribute and use a single DW_TAG_generic_subrange instead of
5389 7 DW_TAG_subrange_type for assumed rank arrays.
5391 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
5392 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
5393 from bool to 1-bit uchar bitfield. Add num_assigned and
5394 offset_emitted bitfields.
5395 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
5396 for dw_val_class_lineptr and dw_val_class_macptr. Handle
5397 dw_val_class_loclistsptr.
5398 (new_addr_loc_descr): Fix up formatting.
5399 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
5400 (add_AT_low_high_pc): Fix up formatting.
5401 (add_AT_loclistsptr): New function.
5402 (AT_lbl): Allow dw_val_class_loclistsptr.
5403 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
5404 Handle dw_val_class_loclistsptr.
5405 (loc_list_idx): New variable.
5406 (output_loclists_offsets, assign_location_list_indexes): New
5408 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
5409 add size_of_uleb128 of the index. Drop never used
5410 dwarf_split_debug_info AT_index handling. Handle
5411 dw_val_class_loclistsptr.
5412 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
5413 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
5414 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
5415 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
5416 DW_FORM_loclistx indexes.
5417 (output_attr_index_or_value): Fix up formatting. Don't handle
5418 dw_val_class_loc_list here.
5419 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
5420 For dw_val_class_loc_list call output_loc_list_offset rather than
5421 output_attr_index_or_value.
5422 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
5423 or .debug_loclists.dwo section name for debug_loc_section.
5424 (resolve_addr_in_expr): Formatting fix.
5425 (index_location_lists): Likewise.
5426 (dwarf2out_finish): If there are any location lists, for
5427 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
5428 index_location_lists only if have_location_lists. Call
5429 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
5430 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
5431 -gsplit-dwarf also emit offset table.
5433 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
5434 (size_of_die, value_format, output_die): Use
5435 DW_FORM_data16 for 128-bit dw_val_class_const_double or
5436 dw_val_class_wide_int.
5438 * dwarf2out.c (dwarf_op): Renamed to ...
5439 (dwarf_OP): ... this.
5440 (convert_descriptor_to_mode, scompare_loc_descriptor,
5441 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5442 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
5444 (dwarf_AT, dwarf_TAG): New functions.
5445 (check_die): Disallow DW_AT_call_all_calls next to
5446 DW_AT_GNU_all_call_sites.
5447 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
5448 and attributes instead of the corresponding GNU tag and attributes.
5449 (gen_subprogram_die): Likewise. Emit call site information even
5450 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
5451 DW_AT_defaulted in comment.
5452 (resolve_addr): Handle DW_AT_call_origin attribute on
5453 DW_TAG_call_site DIE like DW_AT_abstract_origin on
5454 DW_TAG_GNU_call_site DIE.
5456 * dwarf2out.c (dwarf_op): New function.
5457 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
5458 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
5459 (output_loc_operands, output_loc_operands_raw): Likewise.
5460 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
5461 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
5462 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
5463 if dwarf_version < 5.
5464 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
5466 (scompare_loc_descriptor, ucompare_loc_descriptor,
5467 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5468 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
5469 optimize_location_into_implicit_ptr): Likewise. Only punt for
5470 !dwarf_strict if dwarf_version < 5.
5471 (string_cst_pool_decl): Adjust comment.
5472 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
5474 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
5475 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5476 (struct dw_val_node): Add val_file_implicit field.
5477 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
5478 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
5479 output_die): Handle dw_val_class_const_implicit,
5480 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5481 (abbrev_die_table): Change into va_gc vec.
5482 (abbrev_die_table_allocated, abbrev_die_table_in_use,
5483 ABBREV_DIE_TABLE_INCREMENT): Remove.
5484 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
5485 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
5487 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
5488 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
5490 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
5492 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
5494 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
5496 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
5497 unit. Call optimize_abbrev_table.
5498 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
5499 abbrev_die_table being a va_gc vec.
5501 PR tree-optimization/77860
5502 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
5503 also integral complex and vector constants.
5505 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
5506 optimize_macinfo_range, save_macinfo_strings): Replace
5507 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
5508 (output_macinfo): Likewise. Emit .debug_macro* rather than
5509 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
5510 (init_sections_and_labels): Use .debug_macro* labels rather than
5511 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
5512 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
5513 or DW_AT_GNU_macros for -gdwarf-5.
5515 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
5517 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
5519 2016-09-11 Le-Chun Wu <lcwu@google.com>
5520 Mark Wielaard <mjw@redhat.com>
5522 * common.opt (Wshadow=global): New option. Default for -Wshadow.
5523 (Wshadow=local): New option.
5524 (Wshadow-local): Hidden alias for -Wshadow=local.
5525 (Wshadow=compatible-local): New option.
5526 (Wshadow-compatible-local): Hidden alias for
5527 -Wshadow=compatible-local.
5528 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
5529 Wshadow=compatible-local.
5531 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5533 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
5534 Check slp defs for COND_EXPR by swapping/inverting operands if the
5535 new parameter SWAP indicates so.
5536 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
5537 is isomorphic to the first stmt via swapping/inverting. Store swap
5538 information in the new parameter SWAP.
5539 (vect_build_slp_tree): New local array SWAP and pass it to function
5540 vect_build_slp_tree_1. Cleanup result handling code for function
5541 call to vect_get_and_check_slp_defs. Skip operand swapping if the
5542 order of operands has been fixed as indicated by SWAP[i].
5544 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5546 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
5547 unnecessary data dependence check after visited store stmt.
5549 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5551 PR tree-optimization/71915
5552 PR tree-optimization/71490
5553 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
5555 (find_basis_for_base_expr): Require stride types to match when
5557 (alloc_cand_and_find_basis): Record the stride type.
5558 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
5559 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
5560 the expressions having those types.
5561 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
5562 (create_mul_ssa_cand): Likewise.
5563 (create_mul_imm_cand): Likewise.
5564 (create_add_ssa_cand): Likewise.
5565 (create_add_imm_cand): Likewise.
5566 (legal_cast_p_1): Change interface to accept types rather than the
5567 expressions having those types.
5568 (legal_cast_p): Pass types to legal_cast_p_1.
5569 (slsr_process_cast): Pass stride type to
5570 alloc_cand_and_find_basis.
5571 (slsr_process_copy): Likewise.
5572 (dump_candidate): Display stride type when a cast exists.
5573 (create_add_on_incoming_edge): Introduce a cast when necessary for
5575 (analyze_increments): Change the code checking for invalid casts
5576 to rely on the stride type, and update the documentation and
5577 example. Change the code checking for pointer multiplies to rely
5579 (insert_initializers): Introduce a cast when necessary for the
5580 stride type. Use the stride type for the type of the initializer.
5582 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5584 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
5586 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5588 PR rtl-optimization/77919
5589 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
5590 into memory if both modes are complex and their inner modes have the
5591 same precision. If the two modes are different complex modes, convert
5592 each part separately and generate a new CONCAT.
5594 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5596 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
5598 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5601 * gimple-ssa-store-merging.c
5602 (imm_store_chain_info::output_merged_store): Use build_aligned_type
5603 instead of SET_TYPE_ALIGN on shared integral type.
5605 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5607 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5608 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
5611 2016-10-28 Jeff Law <law@redhat.com>
5613 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
5614 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
5616 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5618 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
5620 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5622 * target.def (min_arithmetic_precision): New hook.
5623 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
5624 * doc/tm.texi: Regenerate.
5625 * internal-fn.c (expand_arith_overflow): Adjust handling of target
5626 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
5627 * targhooks.c (default_min_arithmetic_precision): New function.
5628 * targhooks.h (default_min_arithmetic_precision): Declare.
5629 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
5630 (sparc_min_arithmetic_precision): New function.
5632 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5635 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
5636 Swap commutative operands in new RTL if needed. Handle zero_ext
5638 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
5641 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5642 Kugan Vivekanandarajah <kuganv@linaro.org>
5643 Jim Wilson <jim.wilson@linaro.org>
5645 PR tree-optimization/43721
5646 * target.def: New hook expand_divmod_libfunc.
5647 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
5648 * doc/tm.texi: Regenerate.
5649 * internal-fn.def: Add new entry for DIVMOD ifn.
5650 * internal-fn.c (expand_DIVMOD): New.
5651 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
5653 (widen_mul_stats): Add new field divmod_calls_inserted.
5654 (target_supports_divmod_p): New.
5655 (divmod_candidate_p): Likewise.
5656 (convert_to_divmod): Likewise.
5657 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
5658 renumber_gimple_stmt_uids at beginning of function. Call
5659 convert_to_divmod and record stats for divmod.
5660 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
5661 TARGET_EXPAND_DIVMOD_LIBFUNC.
5662 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
5665 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5666 Segher Boessenkool <segher@kernel.crashing.org>
5668 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
5669 swapping the arms of the branch.
5670 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
5671 sequence for the generic signed-signed-signed case.
5673 2016-10-28 Jeff Law <law@redhat.com>
5675 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
5677 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5679 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5681 PR rtl-optimization/78029
5682 * function.c (prologue_contains, epilogue_contains): New functions.
5683 (record_prologue_seq, record_epilogue_seq): New functions.
5684 * function.h (prologue_contains, epilogue_contains,
5685 record_prologue_seq, record_epilogue_seq): New declarations.
5686 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
5687 mixing prologue and epilogue insns.
5688 (init_deps): Initialize the new fields in struct deps_desc.
5689 * sched-int.h (struct deps_desc): New fields last_prologue,
5690 last_epilogue, and last_logue_was_epilogue.
5691 * shrink-wrap.c (emit_common_heads_for_components): Record all
5692 emitted prologue and epilogue insns.
5693 (emit_common_tails_for_components): Ditto.
5694 (insert_prologue_epilogue_for_components): Ditto.
5696 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5699 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
5700 * common.opt (fstore-merging): New Optimization option.
5701 * opts.c (default_options_table): Add entry for
5702 OPT_ftree_store_merging.
5703 * fold-const.h (can_native_encode_type_p): Declare prototype.
5704 * fold-const.c (can_native_encode_type_p): Define.
5705 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
5706 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5707 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
5708 * passes.def: Insert pass_tree_store_merging.
5709 * tree-pass.h (make_pass_store_merging): Declare extern
5711 * gimple-ssa-store-merging.c: New file.
5712 * doc/invoke.texi (Optimization Options): Document
5714 (--param documentation): Document store-merging-allow-unaligned
5715 and max-stores-to-merge.
5717 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
5720 * gimplify.c (gimplify_init_constructor): Move emit of constructor
5721 assignment to earlier in the if/else logic.
5723 2016-10-28 Richard Biener <rguenther@suse.de>
5727 * fold-const.c (make_bit_field_ref): Only adjust alias set
5728 when the original alias set was zero.
5730 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5732 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
5733 (s390_adjust_loops): New function.
5734 (s390_reorg): Invoke s390_adjust_loops.
5735 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
5736 ("osc_break"): New insn definition.
5738 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5740 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
5741 * config.gcc: Support alternate archXX cpu levels with
5742 --with-arch= and --with-tune=.
5743 * config/s390/linux.h: Translate new archXX cpu levels to the
5744 original names when calling GAS.
5745 * config/s390/tpf.h: Likewise.
5746 * doc/invoke.texi: Document the alternate cpu level names.
5748 2016-10-28 Jakub Jelinek <jakub@redhat.com>
5750 PR rtl-optimization/77919
5751 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
5752 MEM if mode1 is not a complex mode.
5754 PR rtl-optimization/78132
5755 * ree.c (combine_reaching_defs): Give up if copy_needed and
5756 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
5758 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
5760 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
5762 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5764 * config/rs6000/constraints.md (wH constraint): Add new
5765 constraints for allowing 32-bit integers (and eventually 8/16-bit
5766 integers) into the vector registers.
5767 (wI constraint): Likewise.
5768 (wJ constraint): Likewise.
5769 (wK constraint): Likewise.
5770 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
5771 -mvsx-small-integer as a default option for ISA 2.07
5773 (POWERPC_MASKS): Likewise.
5774 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
5775 switch to turn off small integer support in vector registers.
5776 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
5777 test for -mupper-regs-di, since it is already done with the
5778 reg_add[mode].scalar_in_vsx_p. Add support for the switch
5779 -mvsx-small-integer.
5780 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
5782 (rs6000_setup_reg_addr_masks): Likewise.
5783 (rs6000_init_hard_regno_mode_ok): Likewise.
5784 (rs6000_option_override_internal): Add consistency checks for
5785 -mvsx-small-integer.
5786 (rs6000_secondary_reload_simple_move): SImode is a simple move if
5787 -mvsx-small-integer.
5788 (rs6000_secondary_reload): Use std::swap.
5789 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
5790 VSX_REGS for small integers in vector registers, since there is no
5791 D-FORM address mode for such types.
5792 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
5793 (rs6000_opt_masks): Add -mvsx-small-integer.
5794 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
5796 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
5797 extracts can be done on ISA 2.07.
5798 (vsx_extract_<mode>): Add support for small integers in vsx
5800 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
5801 longer support V4SImode in this pattern.
5802 (vsx_extract_si): New insn to support extraction of SImode in ISA
5803 2.07 using either xxextractuw or vspltw.
5804 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
5805 longer support V4SImode in this pattern.
5806 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
5807 wJ, and wK constraints.
5808 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
5809 storing SDmode with VSX instructions.
5810 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
5811 GPR load and before the FPR and VSX loads. Remove ??, ! from the
5812 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
5813 small integers in vector registers.
5814 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
5815 load and before the FPR and VSX loads. Remove ??, ! from the
5816 constraints. Add VEXTSW2D support for small integers in vector
5818 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
5819 integers in vector registers.
5820 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
5821 move instead of using an UNSPEC.
5822 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
5823 integers in vector registers.
5824 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
5825 move instead of using an UNSPEC.
5826 (movsi_internal1): Add support for -mvsx-small-integer. Align
5827 columns so that it is more readable.
5828 (SImode splitter for ISA 3.0 constants): Add splitter for
5829 -128..127 constants that can easily be constructed on ISA 3.0.
5830 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
5833 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5836 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
5839 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
5841 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
5842 PIC_OFFSET_TABLE_REGNUM twice.
5844 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5846 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
5847 support for constant operand for OP.
5849 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5851 * dwarf2out.c (gen_member_die): Only reparent_child instead of
5852 splice_child_die if child doesn't have DW_AT_specification attribute.
5854 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5856 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
5857 (TARGET_HAVE_LDREXBH): Likewise.
5858 (TARGET_HAVE_LDACQ): Likewise.
5860 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5862 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
5863 logic to to decide whether to copy over old value to register for new
5865 * config/arm/sync.md: Add comments explaning why mode and code
5866 attribute are not defined in iterators.md
5867 (thumb1_atomic_op_str): New code attribute.
5868 (thumb1_atomic_newop_str): Likewise.
5869 (thumb1_atomic_fetch_op_str): Likewise.
5870 (thumb1_atomic_fetch_newop_str): Likewise.
5871 (thumb1_atomic_fetch_oldop_str): Likewise.
5872 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
5873 mirror the more restrictive constraints of the Thumb-1 insns after
5874 split compared to Thumb-2 counterpart insns.
5875 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
5876 in sync with non atomic version.
5877 (atomic_nand<mode>): Likewise.
5878 (atomic_fetch_<sync_optab><mode>): Likewise.
5879 (atomic_fetch_nand<mode>): Likewise.
5880 (atomic_<sync_optab>_fetch<mode>): Likewise.
5881 (atomic_nand_fetch<mode>): Likewise.
5882 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
5883 in sync with atomic version.
5884 (thumb1_subsi3_insn): Likewise.
5885 (thumb1_andsi3_insn): Likewise.
5886 (thumb1_iorsi3_insn): Likewise.
5887 (thumb1_xorsi3_insn): Likewise.
5889 2016-10-27 Nick Clifton <nickc@redhat.com>
5891 * plugin.c (register_plugin_info): Produce an error message if the
5892 plugin is not found in the hash table.
5894 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5896 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
5899 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
5902 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
5903 define builtin functions from the bdesc_spe_predicates or
5904 bdesc_spe_evsel arrays if the builtin mask is not compatible with
5905 the current compiler configuration.
5906 (paired_init_builtins): Modify loop to not define define builtin
5907 functions from the bdesc_paried_preds array if the builtin mask is
5908 not compatible with the current compiler configuration.
5909 (altivec_init_builtins): Modify loops to not define the
5910 __builtin_altivec_stxvl function nor the builtin functions from
5911 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
5912 builtin mask is not compatible with the current compiler
5915 2016-10-26 Jeff Law <law@redhat.com>
5917 * config/sh/sh.c (output_branch): Add missing fallthru comments.
5918 (gen_shl_and): Likewise.
5919 * config/sh/sh.md (movsicc): Add missing fallthru comments.
5921 * config/mips/mips.c (mips16_constant_cost): Add missing
5923 (mips16_build_call_stub): Increase buffer size. Adjust
5926 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5928 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
5929 INSN_UIDs for all insns in compact mode.
5930 (rtx_writer::print_rtx): Likewise.
5931 * print-rtl.h (rtx_writer::flag_compact): Update comment.
5932 * rtl-tests.c (selftest::test_dumping_insns): Update expected
5933 output to include INSN_UID.
5934 (selftest::test_uncond_jump): Likewise.
5936 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
5938 * haifa-sched.c (call_used_regs_num): Rename to...
5939 (call_saved_regs_num): ...this.
5940 (fixed_regs_num): New variable.
5941 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
5943 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
5945 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5947 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
5949 * print-rtl.c (outfile): Delete global.
5950 (sawclose): Likewise.
5952 (in_call_function_usage): Likewise.
5953 (flag_compact): Likewise.
5954 (flag_simple): Likewise.
5955 (rtx_writer::rtx_writer): New ctor.
5956 (print_rtx_operand_code_0): Convert to...
5957 (rtx_writer::print_rtx_operand_code_0): ...this.
5958 (print_rtx_operand_code_e): Convert to...
5959 (rtx_writer::print_rtx_operand_code_e): ...this.
5960 (print_rtx_operand_codes_E_and_V): Convert to...
5961 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
5962 (print_rtx_operand_code_i): Convert to...
5963 (rtx_writer::print_rtx_operand_code_i): ...this.
5964 (print_rtx_operand_code_r): Convert to...
5965 (rtx_writer::print_rtx_operand_code_r): ...this.
5966 (print_rtx_operand_code_u): Convert to...
5967 (rtx_writer::print_rtx_operand_code_u): ...this.
5968 (print_rtx_operand): Convert to...
5969 (rtx_writer::print_rtx_operand): ...this.
5970 (print_rtx): Convert to...
5971 (rtx_writer::print_rtx): ...this.
5972 (print_inline_rtx): Rewrite in terms of class rtx_writer.
5973 (debug_rtx): Likewise.
5974 (print_rtl): Convert to...
5975 (rtx_writer::print_rtl): ...this.
5976 (print_rtl): Reimplement in terms of class rtx_writer.
5977 (print_rtl_single): Rewrite in terms of class rtx_writer.
5978 (print_rtl_single_with_indent): Convert to..
5979 (rtx_writer::print_rtl_single_with_indent): ...this.
5980 (print_simple_rtl): Rewrite in terms of class rtx_writer.
5981 * print-rtl.h (flag_compact): Delete decl.
5982 (class rtx_writer): New class.
5983 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
5986 2016-10-26 Jeff Law <law@redhat.com>
5988 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
5991 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
5992 (check_if_valid_sleep_operand): Add missing fallthru comment.
5993 (arc_register_move_cost): Increase buffer size.
5994 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
5996 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
5998 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
5999 comment. Add gcc_unreachable for path that should never happen.
6001 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
6004 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6005 Martin Liska <mliska@suse.cz>
6008 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
6009 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
6010 on outer context if any.
6012 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6014 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
6015 by increment rather than double it.
6016 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
6017 emit a space before args[4].
6018 (END): Don't emit a space before with_arg.
6020 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6022 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
6023 Baseline only alternatives to (i) hold store atomic success value in a
6024 return register rather than a scratch register, (ii) use a low register
6025 for it and to (iii) ensure the cbranchsi insn generated by the split
6026 respect the constraints of Thumb-1 cbranchsi4_insn and
6028 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
6029 constraints must match those in atomic_compare_and_swap.
6030 (cbranchsi4_scratch): Likewise.
6032 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6034 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
6035 variable. Add the new parameter to the insn generator. Set that
6036 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
6037 return value from the negation of that parameter for Thumb-1, keeping
6038 the logic unchanged otherwise except for using bdst as the destination
6039 register of the compare_and_swap insn.
6040 (arm_split_compare_and_swap): Add explanation about how is the value
6041 returned to the function comment. Rename scratch variable to
6042 neg_bval. Adapt initialization of variables holding operands to the
6043 new operand numbers. Use return register to hold result of store
6044 exclusive for Thumb-1, scratch register otherwise. Construct the
6045 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
6046 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
6047 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
6048 for strongly ordered compare_and_swap.
6049 * config/arm/predicates.md (cc_register_operand): New predicate.
6050 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
6051 match_operand with the new predicate to accept either the CC flag or a
6052 destination register for the boolean return value, restricting it to
6053 CC flag only via constraint. Adapt operand numbers accordingly.
6055 2016-10-26 Jeff Law <law@redhat.com>
6057 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
6059 * config/frv/frv.c (comparison_string): Do not fall through after
6062 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
6064 (expand_one_builtin): Add missing break.
6066 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
6067 (m32c_legitimate_address_p): Likewise.
6069 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
6071 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
6073 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
6076 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
6079 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
6081 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
6083 (rl78_asm_ctor_dtor): Increase buffer size.
6085 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
6087 (xstormy16_asm_output_constructor): Likewise.
6089 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
6092 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
6093 comment to silence warning.
6095 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
6096 (spu_legitimate_address_p): Fix logic error and add missing fallthru
6099 2016-10-26 Michael Matz <matz@suse.de>
6101 PR tree-optimization/78060
6102 PR tree-optimization/78061
6103 PR tree-optimization/78088
6104 * tree-ssa-loop-split.c (easy_exit_values): New function.
6105 (tree_ssa_split_loops): Use it.
6106 (compute_new_first_bound): Change order of operations,
6107 fix invalid use of types.
6109 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
6111 gen-pass-instances.awk is sensitive to the order in which
6112 passes are added; passes that appear later have to be added first.
6116 * config/avr/avr-passes.def: Swap order of directives for
6117 gen-pass-instances.awk.
6119 2016-10-25 Jeff Law <law@redhat.com>
6121 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6122 (vax_notice_update_cc): Likewise.
6124 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6126 * config.gcc (sparc*-*-solaris2*): Adjust.
6127 (sparc64-*-linux*): Likewise.
6128 * config/sparc/default-64.h: Rename to...
6129 * config/sparc/default64.h: ...this.
6130 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6132 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6133 * config/sparc/sparc.h: Minor tweaks.
6134 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6135 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6137 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6139 * input.c (fcache::file_patch): Add comment about lifetime.
6140 (selftest::cpp_reader_ptr): New class.
6141 (selftest::lexer_test): Convert m_parser from cpp_reader *
6142 to a cpp_reader_ptr, and move m_tempfile to after it.
6143 (selftest::lexer_test::lexer_test): Update for above reordering.
6144 (lexer_test::~lexer_test): Move cleanup of m_parser to
6145 cpp_reader_ptr's dtor.
6147 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6149 * toplev.c (toplev::main): Remove call to
6150 location_adhoc_data_fini.
6152 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6154 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6155 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6157 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6159 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6160 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6161 (test_basic_struct): Update for above renaming.
6162 (test_length): Likewise.
6163 (test_union): Likewise.
6164 (test_finalization): Likewise.
6165 (test_deletable_global): Likewise.
6166 (test_inheritance): Likewise.
6167 (test_chain_next): Likewise.
6168 (test_user_struct): Likewise.
6169 (test_tree_marking): Likewise.
6170 * selftest-run-tests.c (selftest::run_tests): Call
6171 selftest::forcibly_ggc_collect at the end of the selftests.
6172 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6174 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6177 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6178 * optabs.c (expand_vec_cond_expr): For comparison codes
6179 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6180 (expand_vec_cmp_expr): For comparison codes
6181 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6182 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6183 Add enum tree_code argument.
6184 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6186 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6187 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6189 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6190 NE_EXPR, attempt to use vcondeq_optab as fallback.
6191 * tree-vect-generic.c (expand_vector_comparison,
6192 expand_vector_divmod, expand_vector_condition): Adjust
6193 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6194 * tree-vect-stmts.c (vectorizable_condition,
6195 vectorizable_comparison): Likewise.
6196 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6197 check_bool_pattern, search_type_for_mask_1): Likewise.
6198 * expr.c (do_store_flag): Likewise.
6199 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6200 @code{vcondeq@var{m}@var{n}}): Document.
6201 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6204 2016-10-25 Jeff Law <law@redhat.com>
6206 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
6208 (v850_output_aligned_bss): Add missing break.
6210 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
6212 2016-10-25 Martin Liska <mliska@suse.cz>
6215 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
6216 statements as they can also contain possibly a freeing call.
6218 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
6219 Martin Liska <mliska@suse.cz>
6222 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
6223 * ipa-icf.c (sem_function::get_hash): Add target optimization
6226 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
6229 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
6230 Remove partial overlap check for shift by 1.
6231 (ashldi3_neon): Likewise.
6233 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
6235 * config/arm/constraints.md (Q constraint): Document its use for
6237 (Pf constraint): New constraint for relaxed, consume or relaxed memory
6239 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
6240 alternatives to allow any register when memory model matches Pf and
6241 thus lda is used, but only low registers otherwise. Use unpredicated
6242 output template for Thumb-1 targets.
6243 (atomic_store<mode>): Likewise for stl.
6244 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
6245 whose output template does not have predication.
6246 (arm_load_acquire_exclusive<mode>): Likewise.
6247 (arm_load_exclusivesi): Likewise.
6248 (arm_load_acquire_exclusivesi): Likewise.
6249 (arm_store_release_exclusive<mode>): Likewise.
6250 (arm_store_exclusive<mode>): Use unpredicated output template for
6253 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6255 * internal-fn.def (LAUNDER): New internal function.
6256 * internal-fn.c (expand_LAUNDER): New function.
6258 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6259 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6261 New avr target pass to work around performance loss by PR fix.
6265 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
6266 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
6267 * config/avr/predicates.md (extend_operator): New.
6268 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
6269 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
6270 (make_avr_pass_casesi): New prototypes.
6271 * config/avr/avr.c (print-rtl.h): Include it.
6272 (pass_data avr_pass_data_casesi): Data for new pass.
6273 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
6274 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
6275 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
6276 (avr_optimize_casesi): New functions.
6278 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6279 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6283 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
6285 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6287 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
6288 DW_AT_rvalue_reference attributes.
6290 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
6292 * doc/invoke.text (Wint-in-bool-context): Update documentation.
6293 * value-prof.c (stringop_block_profile): Fix a warning.
6295 2016-10-24 Martin Sebor <msebor@redhat.com>
6298 * builtins.c (string_length): New function.
6299 (c_strlen): Use string_length. Correctly handle wide strings.
6300 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
6302 (target_int_max): Call target_max_value.
6303 (format_result::knownrange): New data member.
6304 (fmtresult::fmtresult): Define default constructor.
6305 (format_integer): Use it and set format_result::knownrange.
6306 Handle global constants.
6307 (format_floating_max): Add third argument.
6308 (format_floating): Recompute maximum value for %a for each argument.
6309 (get_string_length): Use fmtresult default ctor.
6310 (format_string): Set format_result::knownrange.
6311 (format_directive): Check format_result::knownrange.
6312 (add_bytes): Same. Correct caret placement in diagnostics.
6313 (pass_sprintf_length::compute_format_length): Set
6314 format_result::knownrange.
6315 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
6317 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6319 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
6320 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
6322 2016-10-24 Ximin Luo <infinity0@pwned.gg>
6325 * dwarf2out.c (file_table_relative_p): Remove.
6326 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
6327 also for absolute paths.
6328 * doc/tm.texi: Update.
6329 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
6330 * target.def (force_at_comp_dir): Remove hook.
6331 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
6333 2016-10-24 Richard Biener <rguenther@suse.de>
6335 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
6336 backedges when identifying the single predecessor to take
6337 conditional info from. Use SCEV to get at ranges for loop IVs.
6338 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
6339 avoid false warning.
6341 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
6344 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
6345 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
6346 (avr_address_tiny_absdata_p): New static function.
6347 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
6348 it to determine validity of constant addresses.
6349 (avr_attribute_table) [absdata]: New variable attribute...
6350 (avr_handle_absdata_attribute): ...and handler.
6351 (avr_decl_absdata_p): New static function.
6352 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
6353 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
6354 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
6356 2016-10-24 Richard Biener <rguenther@suse.de>
6358 PR tree-optimization/78076
6359 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
6360 also on the loop tree root.
6362 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6364 * config/i386/i386.c (ix86_fold_builtin): Handle
6365 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
6366 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6367 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
6368 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6370 2016-10-24 Martin Liska <mliska@suse.cz>
6373 * opts.c (finish_options): Skip conditionally.
6375 2016-10-23 Martin Sebor <msebor@redhat.com>
6378 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
6379 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
6381 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6383 * config/sparc/sparc.md (cpu_feature): Minor tweak.
6384 (enabled): Likewise.
6385 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
6386 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
6387 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
6388 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
6389 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
6390 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
6392 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6394 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
6395 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
6397 2016-10-21 Andrew Pinski <apinski@cavium.com>
6399 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
6401 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
6402 implementer_id to unsigned char.
6403 Change part_no to unsigned int.
6404 (AARCH64_BIG_LITTLE): New define.
6405 (INVALID_IMP): New define.
6406 (INVALID_CORE): New define.
6407 (cpu_data): Change the last element's implementer_id and part_no to
6409 (valid_bL_string_p): Rewrite to ..
6410 (valid_bL_core_p): this for integers instead of strings.
6411 (parse_field): New function.
6412 (contains_string_p): Rewrite to ...
6413 (contains_core_p): this for integers and only for the part_no.
6414 (host_detect_local_cpu): Rewrite handling of implementation and
6415 par num to be integers; simplifying the code.
6417 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6419 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
6420 value range for pointers in more cases.
6422 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6424 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
6425 Add extra argument to allow emitting the move immediate.
6426 Use add/sub with positive immediate.
6427 (aarch64_add_constant): Add inline function.
6428 (aarch64_add_sp): Likewise.
6429 (aarch64_sub_sp): Likewise.
6430 (aarch64_expand_prologue): Call aarch64_sub_sp.
6431 (aarch64_expand_epilogue): Call aarch64_add_sp.
6432 Decide when to leave out move.
6433 (aarch64_output_mi_thunk): Call aarch64_add_constant.
6435 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6437 * config/aarch64/aarch64.c (aarch64_layout_frame):
6438 Align FP callee-saves.
6440 2016-10-21 Jakub Jelinek <jakub@redhat.com>
6442 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
6443 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
6445 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6446 _rdseed64_step): Likewise.
6447 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
6450 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
6451 and tree-ssanames.h.
6452 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
6453 with INTEGER_CST argument.
6454 (ix86_gimple_fold_builtin): New function.
6455 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
6457 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
6458 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
6459 (ranges_table_allocated, ranges_table_in_use,
6460 ranges_by_label_allocated, ranges_by_label_in_use,
6461 RANGES_TABLE_INCREMENT): Removed.
6462 (add_ranges_num): Use vec_safe_push into ranges_table.
6463 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
6464 (output_ranges): Adjust for ranges_table and ranges_by_label
6465 conversion from arrays to vec.
6466 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
6467 conversion from arrays to vec.
6468 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
6469 ranges_table_in_use, ranges_by_label_allocated and
6470 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
6472 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
6473 if needed. Re-add origin_die variable and its initialization.
6475 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
6476 even for -fstack-reuse=none, or for volatile vars etc.
6478 2016-10-21 David Malcolm <dmalcolm@redhat.com>
6480 * print-rtl-function.c (flag_compact): Move extern decl to...
6481 * print-rtl.h (flag_compact): ...here.
6482 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
6483 (ASSERT_RTL_DUMP_EQ): New macro.
6484 (selftest::test_dumping_regs): New function.
6485 (selftest::test_dumping_insns): New function.
6486 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
6488 (selftest::rtl_tests_c_tests): Call the new test functions.
6490 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6492 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
6493 (outgoing_edges_match): Likewise.
6494 (try_crossjump_to_edge): Likewise.
6495 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
6496 (rtl_tidy_fallthru_edge): Likewise.
6497 * rtl.h (tablejump_p): Adjust prototype.
6498 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
6500 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6502 * rtl.h (label_ref_label): New function.
6503 (set_label_ref_label): New function.
6504 (LABEL_REF_LABEL): Delete.
6505 * alias.c (rtx_equal_for_memref_p): Adjust.
6506 * cfgbuild.c (make_edges): Likewise.
6507 (purge_dead_tablejump_edges): Likewise.
6508 * cfgexpand.c (convert_debug_memory_address): Likewise.
6509 * cfgrtl.c (patch_jump_insn): Likewise.
6510 * combine.c (distribute_notes): Likewise.
6511 * cse.c (hash_rtx_cb): Likewise.
6512 (exp_equiv_p): Likewise.
6513 (fold_rtx): Likewise.
6514 (check_for_label_ref): Likewise.
6515 * cselib.c (rtx_equal_for_cselib_1): Likewise.
6516 (cselib_hash_rtx): Likewise.
6517 * emit-rtl.c (mark_label_nuses): Likewise.
6518 * explow.c (convert_memory_address_addr_space_1): Likewise.
6519 * final.c (output_asm_label): Likewise.
6520 (output_addr_const): Likewise.
6521 * gcse.c (add_label_notes): Likewise.
6522 * genconfig.c (walk_insn_part): Likewise.
6523 * genrecog.c (validate_pattern): Likewise.
6524 * ifcvt.c (cond_exec_get_condition): Likewise.
6525 (noce_emit_store_flag): Likewise.
6526 (noce_get_alt_condition): Likewise.
6527 (noce_get_condition): Likewise.
6528 * jump.c (maybe_propagate_label_ref): Likewise.
6529 (mark_jump_label_1): Likewise.
6530 (redirect_exp_1): Likewise.
6531 (rtx_renumbered_equal_p): Likewise.
6532 * lra-constraints.c (operands_match_p): Likewise.
6533 * print-rtl.c (print_value): Likewise.
6534 * reload.c (find_reloads): Likewise.
6535 * reload1.c (set_label_offsets): Likewise.
6536 * reorg.c (get_branch_condition): Likewise.
6537 * rtl-tests.c (test_uncond_jump): Likewise.
6538 * rtl.c (rtx_equal_p_cb): Likewise.
6539 (rtx_equal_p): Likewise.
6540 * rtlanal.c (reg_mentioned_p): Likewise.
6541 (rtx_referenced_p): Likewise.
6542 (get_condition): Likewise.
6543 * varasm.c (const_hash_1): Likewise.
6544 (compare_constant): Likewise.
6545 (const_rtx_hash_1): Likewise.
6546 (output_constant_pool_1): Likewise.
6548 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6551 * reload.c (find_valid_class_1): Allow regclass if atleast one
6552 regno in regclass is ok. Compute and use rclass size based on
6553 actually available regnos for mode in rclass.
6555 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
6557 * config/sparc/sparc-modes.def (CCV): New.
6559 * config/sparc/predicates.md (v_comparison_operator): New.
6560 (icc_comparison_operator): Add support for CCV/CCXV.
6561 (xcc_comparison_operator): Likewise.
6562 * config/sparc/sparc.c (output_cbranch): Likewise.
6563 (sparc_print_operand): Likewise.
6564 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6565 (uaddvdi4): New expander.
6566 (addvdi4): Likewise.
6567 (uaddvdi4_sp32): New instruction.
6568 (addvdi4_sp32): Likewise.
6569 (uaddvsi4): New expander.
6570 (addvsi4): Likewise.
6571 (cmp_ccc_plus_sltu_set): New instruction.
6572 (cmp_ccv_plus): Likewise.
6573 (cmp_ccxv_plus): Likewise.
6574 (cmp_ccv_plus_set): Likewise.
6575 (cmp_ccxv_plus_set): Likewise.
6576 (cmp_ccv_plus_sltu_set): Likewise.
6577 (uaddvdi4): New expander.
6578 (subvdi4): Likewise.
6579 (usubdi4_sp32): New instruction.
6580 (subvdi4_sp32): Likewise.
6581 (usubvsi4): New expander.
6582 (subvsi4): Likewise.
6583 (cmpsi_minus_sltu_set): New instruction.
6584 (cmp_ccv_minus): Likewise.
6585 (cmp_ccxv_minus): Likewise.
6586 (cmp_ccv_minus_set): Likewise.
6587 (cmp_ccxv_minus_set): Likewise.
6588 (cmp_ccv_minus_sltu_set): Likewise.
6589 (unegvdi3): New expander.
6590 (negvdi3): Likewise.
6591 (unegdi3_sp32): New instruction.
6592 (negvdi3_sp32): Likewise.
6593 (unegvsi3): New expander.
6594 (negvsi3): Likewise.
6595 (cmp_ccc_neg_sltu_set): New instruction.
6596 (cmp_ccv_neg): Likewise.
6597 (cmp_ccxv_neg): Likewise.
6598 (cmp_ccv_neg_set): Likewise.
6599 (cmp_ccxv_neg_set): Likewise.
6600 (cmp_ccv_neg_sltu_set): Likewise.
6602 * tree-ssa-loop-split.c: Remove trailing spaces.
6603 * match.pd: Likewise.
6605 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6607 PR rtl-optimization/78038
6608 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
6609 be deduced to set REG through the RTL structure.
6610 (make_defs_and_copies_lists): Return false on a failing get_defs call.
6612 2016-10-21 Richard Biener <rguenther@suse.de>
6614 PR tree-optimization/78051
6615 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
6616 and mark replaced if folding did something.
6618 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
6620 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
6621 and "protected" in visibility types.
6622 (rs6000_xcoff_declare_function_name): Fix formatting.
6623 (rs6000_xcoff_declare_object_name): Fix formatting.
6625 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
6627 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
6628 and IX86_BUILTIN_HUGE_VALQ here ...
6629 (ix86_expand_builtin): ... not here.
6631 2016-10-20 Jakub Jelinek <jakub@redhat.com>
6633 * doc/gty.texi (for_user): Use @item next to @findex.
6635 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
6638 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
6639 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
6640 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
6641 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
6642 __builtin_ia32_lzcnt_u16.
6643 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
6644 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
6645 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
6646 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
6647 (bmi_tzcnt_<mode>): New expander.
6648 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6649 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
6650 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
6651 (lzcnt_<mode>): New expander.
6652 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6653 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
6654 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
6655 (UINT64_FTYPE_UINT64): New.
6656 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
6657 (__builtin_ia32_lzcnt_u16): New description.
6658 (__builtin_ia32_lzcnt_u32): Ditto.
6659 (__builtin_ia32_lzcnt_u64): Ditto.
6660 (__builtin_ctzs): Remove description.
6661 (__builtin_ia32_tzcnt_u16): New description.
6662 (__builtin_ia32_tzcnt_u32): Ditto.
6663 (__builtin_ia32_tzcnt_u64): Ditto.
6664 * config/i386/i386.c (ix86_expand_args_builtin): Handle
6665 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
6667 2016-10-20 Martin Liska <mliska@suse.cz>
6670 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
6671 comparison with STMT_UID_NOT_IN_RANGE.
6672 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
6675 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
6677 * compare-elim.c (conforming_compare): Accept UNSPECs.
6678 (find_comparison_dom_walker::before_dom_children): Deal with
6679 instructions both using and killing the flags register.
6680 (equivalent_reg_at_start): New function extracted from...
6681 (try_eliminate_compare): ...here. Use it and add support for
6682 registers and UNSPECs as second operand of the compare.
6683 * config/visium/visium-modes.def (CCV): New.
6684 * config/visium/predicates.md (visium_v_comparison_operator): New.
6685 (visium_branch_operator): Deal with CCV mode.
6686 * config/visium/visium.c (visium_select_cc_mode): Likewise.
6687 (output_cbranch): Likewise.
6688 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6689 (uaddv<mode>4): New expander.
6690 (addv<mode>4): Likewise.
6691 (add<mode>3_insn_set_carry): New instruction.
6692 (add<mode>3_insn_set_overflow): Likewise.
6693 (addsi3_insn_set_overflow): Likewise.
6694 (usubv<mode>4): New expander.
6695 (subv<mode>4): Likewise.
6696 (sub<mode>3_insn_set_carry): New instruction.
6697 (sub<mode>3_insn_set_overflow): Likewise.
6698 (subsi3_insn_set_overflow): Likewise.
6699 (unegv<mode>3): New expander.
6700 (negv<mode>3): Likewise.
6701 (neg<mode>2_insn_set_overflow): New instruction.
6702 (addv_tst<mode>): Likewise.
6703 (subv_tst<mode>): Likewise.
6704 (negv_tst<mode>): Likewise.
6705 (cbranch<mode>4_addv_insn): New splitter and instruction.
6706 (cbranch<mode>4_subv_insn): Likewise.
6707 (cbranch<mode>4_negv_insn): Likewise.
6709 2016-10-20 Richard Biener <rguenther@suse.de>
6711 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
6712 Handle decls possibly not bound.
6713 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
6714 nothing_id for decls that might not be bound if we are interested
6716 (get_constraint_for_component_ref): Deal with that.
6718 2016-10-20 Michael Matz <matz@suse.de>
6721 * common.opt (-fsplit-loops): New flag.
6722 * passes.def (pass_loop_split): Add.
6723 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
6724 (enable_fdo_optimizations): Add loop splitting.
6725 * timevar.def (TV_LOOP_SPLIT): Add.
6726 * tree-pass.h (make_pass_loop_split): Declare.
6727 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
6728 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
6729 * tree-ssa-loop-split.c: New file.
6730 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
6731 * doc/invoke.texi (fsplit-loops): Document.
6732 * doc/passes.texi (Loop optimization): Add paragraph about loop
6735 2016-10-20 Richard Biener <rguenther@suse.de>
6737 * cgraphunit.c (analyze_functions): Set node->definition to
6738 false to signal symbol removal to debug_hooks->late_global_decl.
6739 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
6740 WPA signal symbol removal to the debuginfo machinery.
6741 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
6742 using early_finised to guard the we're called for symbol
6743 removal case look at the symtabs definition flag.
6744 (gen_variable_die): Remove redundant check.
6746 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6748 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
6750 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6752 PR tree-optimization/53979
6753 * match.pd ((a ^ b) | a -> a | b): New pattern.
6755 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
6757 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
6758 config/pa/pa64-hpux-lib.h.
6759 (PA_CRTBEGIN_HACK): Likewise.
6760 (DTOR_LIST_BEGIN): Likewise.
6762 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6764 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6765 register only if "in" and "out" are different registers.
6767 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
6769 * omp-low.c (pass_oacc_device_lower::gate): New method.
6770 (execute): Always call execute_oacc_device_lower.
6772 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6774 PR tree-optimization/77916
6775 PR tree-optimization/77937
6776 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
6778 (insert_initializers): Requirement of initializer for -1 should be
6779 based on pointer-typedness of the candidate basis.
6781 2016-10-19 Bin Cheng <bin.cheng@arm.com>
6783 PR tree-optimization/78005
6784 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
6785 upper (included) bound for niters of prolog loop.
6786 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
6787 Compute niters of scalar loop above which vectorized loop is
6788 preferred, as well as the upper (included) bound for the niters.
6789 (vect_do_peeling): Record niter bound for loops accordingly.
6791 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6794 * tree-core.h (enum tree_index): Put the complex types after their
6796 * tree-streamer.c (verify_common_node_recorded): New function.
6797 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
6799 2016-10-19 Martin Liska <mliska@suse.cz>
6801 * cgraph.h (cgraph_edge::binds_to_current_def_p):
6802 Replace NULL with false as a return value.
6804 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6806 PR tree-optimization/78024
6807 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
6808 don't clear BB_VISITED after processing.
6810 2016-10-19 Richard Biener <rguenther@suse.de>
6812 * domwalk.c (dom_walker::walk): Use RPO order.
6814 2016-10-19 Richard Biener <rguenther@suse.de>
6816 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
6818 (evrp_dom_walker::~evrp_dom_walker): Free it.
6819 (evrp_dom_walker::stmts_to_remove): Add.
6820 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
6821 whose output we fully propagate for removal. Propagate
6822 into BB destination PHI arguments.
6823 (execute_early_vrp): Remove queued stmts. Dump value ranges
6824 before stmt removal.
6826 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
6828 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
6829 * passes.def: Add two instances of pass_walloca.
6830 * tree-pass.h (make_pass_walloca): New.
6831 * gimple-ssa-warn-alloca.c: New file.
6832 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
6833 -Wvla-larger-than= options.
6835 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
6837 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
6838 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
6840 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
6842 * config/rs6000/altivec.h (vec_xl_len): New macro.
6843 (vec_xst_len): New macro.
6844 (vec_cmpnez): New macro.
6845 (vec_cntlz_lsbb): New macro.
6846 (vec_cnttz_lsbb): New macro.
6847 (vec_xlx): New macro.
6848 (vec_xrx): New macro.
6849 (vec_all_nez): New C++ predicate template.
6850 (vec_any_eqz): New C++ predicate template.
6851 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
6852 conditional compilation.
6853 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
6854 conditional compilation.
6855 (vec_all_nez): New macro.
6856 (vec_any_eqz): New macro.
6857 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
6859 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
6861 * config/rs6000/vector.md (VI): Moved this mode iterator
6862 definition from altivec.md to vector.md.
6863 (UNSPEC_NEZ_P): New value.
6864 (vector_ne_<mode>_p): New expansion for implementation of
6865 vec_all_ne and vec_any_eq built-in functions.
6866 (vector_nez_<mode>_p): New expansion for implementation of
6867 vec_all_nez and vec_any_eqz built-in functions.
6868 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
6869 and vec_any_eq built-in function.
6870 (cr6_test_for_zero): New commentary to explain this expansion.
6871 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
6872 (cr6_test_for_lt): New commentary to explain this expansion.
6873 (cr6_test_for_lt_reverse): New commentary to explain this
6875 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6876 overloaded function prototypes for vec_all_ne, vec_all_nez,
6877 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
6878 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
6880 (altivec_resolve_overloaded_builtin): Modify the handling of
6881 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
6882 the compiler is configured to support TARGET_P9_VECTOR.
6883 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
6884 to explain the special processing that is given to predicate
6885 built-ins introduced using this macro.
6886 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
6887 the special processing given to predicate built-ins introduced
6889 (BU_VSX_P): Likewise.
6890 (BU_P8V_AV_P): Likewise.
6891 (BU_P9V_AV_P): Likewise.
6892 (BU_P9V_AV_X): New macro.
6893 (BU_P9V_64BIT_AV_X): New macro.
6894 (BU_P9V_VSX_3): New macro.
6895 (BU_P9V_OVERLOAD_P): New macro.
6896 (LXVL): New BU_P9V_64BIT_VSX_2.
6897 (VEXTUBLX): New BU_P9V_AV_2.
6898 (VEXTUBRX): Likewise.
6899 (VEXTUHLX): Likewise.
6900 (VEXTUHRX): Likewise.
6901 (VEXTUWLX): Likewise.
6902 (VEXTUWRX): Likewise.
6903 (STXVL): New BU_P9V_64BIT_AV_X.
6904 (VCLZLSBB): New BU_P9V_AV_1.
6905 (VCTZLSBB): Likewise.
6906 (CMPNEB): New BU_P9V_AV_2.
6911 (VCMPNEB_P): New BU_P9V_AV_P.
6912 (VCMPNEH_P): Likewise.
6913 (VCMPNEW_P): Likewise.
6914 (VCMPNED_P): Likewise.
6915 (VCMPNEFP_P): Likewise.
6916 (VCMPNEDP_P): Likewise.
6917 (CMPNEZB): New BU_P9V_AV_2.
6918 (CMPNEZH): Likewise.
6919 (CMPNEZW): Likewise.
6920 (VCMPNEZB_P): New BU_P9V_AV_P.
6921 (VCMPNEZH_P): Likewise.
6922 (VCMPNEZW_P): Likewise.
6923 (LXVL): New BU_P9V_OVERLOAD_2.
6924 (STXVL): New BU_P9V_OVERLOAD_3.
6925 (VEXTULX): New BU_P9V_OVERLOAD_2.
6926 (VEXTURX): Likewise.
6928 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
6929 (VCMPNE_P): Likewise.
6930 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
6931 (VCTZLSBB): Likewise.
6932 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
6933 comment to explain mode used for scratch register.
6934 (altivec_expand_stxvl_builtin): New function.
6935 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
6936 (altivec_init_builtins): Add initialized variable
6937 void_ftype_v16qi_pvoid_long and use this type to define the
6938 built-in function __builtin_altivec_stxvl.
6939 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
6940 (UNSPEC_STXVL): New value.
6941 (UNSPEC_VCLZLSBB): New value.
6942 (UNSPEC_VCTZLSBB): New value.
6943 (UNSPEC_VEXTUBLX): New value.
6944 (UNSPEC_VEXTUHLX): New value.
6945 (UNSPEC_VEXTUWLX): New value.
6946 (UNSPEC_VEXTUBRX): New value.
6947 (UNSPEC_VEXTUHRX): New value.
6948 (UNSPEC_VEXTUWRX): New value.
6949 (UNSPEC_VCMPNEB): New value.
6950 (UNSPEC_VCMPNEZB): New value.
6951 (UNSPEC_VCMPNEH): New value.
6952 (UNSPEC_VCMPNEZH): New value.
6953 (UNSPEC_VCMPNEW): New value.
6954 (UNSPEC_VCMPNEZW): New value.
6955 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6956 vector of integer modes.
6957 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
6958 vector of float or double modes.
6959 (*vector_nez_<mode>_p): New insn for vector test all not equal or
6961 (lxvl): New expand for load VSX vector with length.
6962 (*lxvl): New insn for load VSX vector with length.
6963 (stxvl): New expand for store VSX vector with length.
6964 (*stxvl): New insn for store VSX vector with length.
6965 (vcmpneb): New insn for vector of byte compare not equal.
6966 (vcmpnezb): New insn for vector of byte compare not equal or zero.
6967 (vcmpneh): New insn for vector of half word compare not equal.
6968 (vcmpnezh): New insn for vector of half word compare not equal or
6970 (vcmpnew): New insn for vector of word compare not equal.
6971 (vcmpne<VSs>): New insn for vector of float or double compare not
6973 (vcmpnezw): New insn for vector of word compare not equal or zero.
6974 (vclzlsbb): New insn for vector count leading zero
6975 least-significant bits byte.
6976 (vctzlsbb): New insn for vector count trailing zero least
6977 signficant bits byte.
6978 (vextublx): New insn for vector extract unsigned byte left
6980 (vextubrx): New insn for vector extract unsigned byte right
6982 (vextuhlx): New insn for vector extract unsigned half word left
6984 (vextuhrx): New insn for vector extract unsigned half word right
6986 (vextuwlx): New insn for vector extract unsigned word left
6988 (vextuwrx): New insn for vector extract unsigned word right
6990 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
6991 clarify intent of this constant.
6992 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
6993 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
6994 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
6995 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
6996 and vec_xrx functions.
6998 2016-10-18 Andrew Pinski <apinski@cavium.com>
7001 * predict.c (is_exit_with_zero_arg): New function.
7002 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
7005 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
7008 * config/i386/i386.c (legitimize_tls_address)
7009 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
7010 convert dest to Pmode if different than Pmode.
7012 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7014 PR tree-optimization/77916
7015 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
7016 stopgap fix, as pointers with -1 increment are still broken.
7018 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
7020 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
7021 mapping class decoration from here...
7022 (rs6000_xcoff_encode_section): ...to here.
7024 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
7025 if shrink-wrapping and optimizing for speed.
7027 2016-10-18 Richard Biener <rguenther@suse.de>
7029 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7030 not visited but non-executable predecessors. Return taken edge.
7031 Simplify conditions and refactor propagation vs. folding step.
7033 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
7035 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
7036 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
7037 (rs6000_get_separate_components): Assert we do not have those
7038 strategies selected.
7040 2016-10-18 Richard Biener <rguenther@suse.de>
7042 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
7043 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
7045 (substitute_and_fold_dom_walker): Adjust constructor.
7046 (substitute_and_fold_dom_walker::before_dom_children): Remove
7047 do_dce flag and handling (always true).
7048 (substitute_and_fold): Likewise.
7049 * tree-vrp.c (vrp_finalize): Adjust.
7050 (execute_early_vrp): Remove final BB_VISITED clearing.
7051 * tree-ssa-ccp.c (ccp_finalize): Adjust.
7052 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7053 * ira.c (ira): Call clear_bb_flags.
7055 2016-10-18 Richard Biener <rguenther@suse.de>
7057 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
7058 get at the operand to look at with TREE_OPERAND for generic
7061 2016-10-18 David Malcolm <dmalcolm@redhat.com>
7063 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
7065 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
7066 (write_test_expr): Use rtx_reader_ptr for calls to
7068 (write_attr_value): Likewise.
7069 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
7070 call to print_md_ptr_loc.
7071 (write_one_condition): Likewise for calls to print_c_condition.
7072 * genconstants.c: Include "statistics.h" and "vec.h".
7073 (main): Update for conversion to member functions.
7074 * genemit.c (emit_c_code): Use rtx_reader_ptr for
7075 call to print_md_ptr_loc.
7076 * genenums.c: Include "statistics.h" and "vec.h".
7077 (main): Update for conversion of traverse_enum_types to a method.
7078 * genmddeps.c: Include "statistics.h" and "vec.h".
7079 * genoutput.c (process_template): Use rtx_reader_ptr for call to
7081 * genpreds.c (write_predicate_subfunction): Likewise.
7082 (write_predicate_expr): Likewise for calls to print_c_condition.
7083 * genrecog.c (print_test): Likewise.
7084 * gensupport.c (process_rtx): Likewise for calls to
7085 copy_md_ptr_loc and join_c_conditions.
7086 (alter_test_for_insn): Likewise for call to join_c_conditions.
7087 (process_substs_on_one_elem): Likewise.
7088 (gen_mnemonic_setattr): Update for move of string_obstack to a
7089 field of rtx_reader.
7090 (mnemonic_htab_callback): Likewise. Fix formatting.
7091 (gen_mnemonic_attr): Likewise.
7092 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
7093 to print_c_condition.
7094 * read-md.c: Include "statistics.h" and "vec.h".
7095 (string_obstack): Convert this global to field "m_string_obstack"
7096 of class rtx_reader.
7097 (ptr_locs): Likewise, as "m_ptr_locs".
7098 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
7099 (joined_conditions): Likewise, as "m_joined_conditions".
7100 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
7101 (md_constants): Likewise, as "m_md_constants".
7102 (enum_types): Likewise, as "m_enum_types".
7103 (set_md_ptr_loc): Convert to...
7104 (rtx_reader::set_md_ptr_loc): ...member function.
7105 (get_md_ptr_loc): Convert to...
7106 (rtx_reader::get_md_ptr_loc): ...member function.
7107 (copy_md_ptr_loc): Convert to...
7108 (rtx_reader::copy_md_ptr_loc): ...member function.
7109 (fprint_md_ptr_loc): Convert to...
7110 (rtx_reader::fprint_md_ptr_loc): ...member function.
7111 (print_md_ptr_loc): Convert to...
7112 (rtx_reader::print_md_ptr_loc): ...member function.
7113 (join_c_conditions): Convert to...
7114 (rtx_reader::join_c_conditions): ...member function.
7115 (fprint_c_condition): Convert to...
7116 (rtx_reader::fprint_c_condition): ...member function.
7117 (print_c_condition): Convert to...
7118 (rtx_reader::print_c_condition): ...member function.
7119 (read_name): Convert to...
7120 (rtx_reader::read_name): ...member function.
7121 (read_escape): Convert to...
7122 (rtx_reader::read_escape): ...member function.
7123 (read_quoted_string): Convert to...
7124 (rtx_reader::read_quoted_string): ...member function.
7125 (read_braced_string): Convert to...
7126 (rtx_reader::read_braced_string): ...member function.
7127 (read_string): Convert to...
7128 (rtx_reader::read_string): ...member function.
7129 (read_skip_construct): Convert to...
7130 (rtx_reader::read_skip_construct): ...member function.
7131 (handle_constants): Convert to...
7132 (rtx_reader::handle_constants): ...member function.
7133 (traverse_md_constants): Convert to...
7134 (rtx_reader::traverse_md_constants): ...member function.
7135 (handle_enum): Convert to...
7136 (rtx_reader::handle_enum): ...member function.
7137 (lookup_enum_type): Convert to...
7138 (rtx_reader::lookup_enum_type): ...member function.
7139 (traverse_enum_types): Convert to...
7140 (rtx_reader::traverse_enum_types): ...member function.
7141 (rtx_reader::rtx_reader): Move initializations
7142 of various former global data from rtx_reader::read_md_files to
7143 here, as fields, along with the call to unlock_std_streams.
7144 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7146 (rtx_reader::read_md_files): Move initializations of various
7147 global data from here to the ctor.
7148 * read-md.h (read_name): Convert to...
7149 (rtx_reader::read_name): ...member function.
7150 (rtx_reader::read_escape): New method decl.
7151 (read_quoted_string): Convert to...
7152 (rtx_reader::read_quoted_string): ...member function.
7153 (rtx_reader::read_braced_string): New method decl.
7154 (read_string): Convert to...
7155 (rtx_reader::read_string): ...member function.
7156 (rtx_reader::read_skip_construct): New method decl.
7157 (rtx_reader::set_md_ptr_loc): New method decl.
7158 (rtx_reader::get_md_ptr_loc): New method decl.
7159 (copy_md_ptr_loc): Convert to...
7160 (rtx_reader::copy_md_ptr_loc): ...member function.
7161 (fprint_md_ptr_loc): Convert to...
7162 (rtx_reader::fprint_md_ptr_loc): ...member function.
7163 (print_md_ptr_loc): Convert to...
7164 (rtx_reader::print_md_ptr_loc): ...member function.
7165 (rtx_reader::lookup_enum_type): New method decl.
7166 (rtx_reader::traverse_enum_types): New method decl.
7167 (rtx_reader::handle_constants): New method decl.
7168 (traverse_md_constants): Convert to...
7169 (rtx_reader::traverse_md_constants): ...member function.
7170 (rtx_reader::handle_enum): New method decl.
7171 (rtx_reader::join_c_conditions): New method decl.
7172 (fprint_c_condition): Convert to...
7173 (rtx_reader::fprint_c_condition): ...member function.
7174 (print_c_condition): Convert to...
7175 (rtx_reader::print_c_condition): ...member function.
7176 (rtx_reader::apply_iterator_to_string): New method decl.
7177 (rtx_reader::copy_rtx_for_iterators): New method decl.
7178 (rtx_reader::read_conditions): New method decl.
7179 (rtx_reader::record_potential_iterator_use): New method decl.
7180 (rtx_reader::read_mapping): New method decl.
7181 (rtx_reader::read_rtx): New method decl.
7182 (rtx_reader::read_rtx_code): New method decl.
7183 (rtx_reader::read_rtx_operand): New method decl.
7184 (rtx_reader::read_nested_rtx): New method decl.
7185 (rtx_reader::read_rtx_variadic): New method decl.
7186 (rtx_reader::get_string_obstack): New method.
7187 (rtx_reader::get_md_constants): New method.
7188 (string_obstack): Convert global variable decl to...
7189 (rtx_reader::m_string_obstack): ...this new field.
7190 (rtx_reader::m_ptr_locs): New field.
7191 (rtx_reader::m_ptr_loc_obstack): New field.
7192 (rtx_reader::m_joined_conditions): New field.
7193 (rtx_reader::m_joined_conditions_obstack): New field.
7194 (rtx_reader::m_md_constants): New field.
7195 (rtx_reader::m_enum_types): New field.
7196 * read-rtl.c (apply_iterator_to_string): Convert to...
7197 (rtx_reader::apply_iterator_to_string): ...member function.
7198 (copy_rtx_for_iterators): Convert to...
7199 (rtx_reader::copy_rtx_for_iterators): ...member function.
7200 (add_condition_to_string): Use rtx_reader_ptr for
7201 calls join_c_conditions.
7202 (apply_iterators): Use rtx_reader_ptr for calls to
7203 join_c_conditions and copy_rtx_for_iterators.
7204 (read_conditions): Convert to...
7205 (rtx_reader::read_conditions): ...member function.
7206 (record_potential_iterator_use): Convert to...
7207 (rtx_reader::record_potential_iterator_use): ...member function.
7208 (read_mapping): Convert to...
7209 (rtx_reader::read_mapping): ...member function.
7210 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
7211 (read_rtx): Convert to...
7212 (rtx_reader::read_rtx): ...member function.
7213 (read_rtx_code): Convert to...
7214 (rtx_reader::read_rtx_code): ...member function.
7215 (read_rtx_operand): Convert to...
7216 (rtx_reader::read_rtx_operand): ...member function. Update for move
7217 of string_obstack to a field.
7218 (read_nested_rtx): Convert to..
7219 (rtx_reader::read_nested_rtx): ...member function.
7220 (read_rtx_variadic): Convert to..
7221 (rtx_reader::read_rtx_variadic): ...member function.
7223 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7225 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
7227 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7229 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
7230 for pointer type too.
7231 (ipcp_update_vr): set_ptr_nonnull for pointer.
7233 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7235 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
7236 pt_solution_singleton_p.
7237 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
7238 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
7239 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
7240 pointer nonnull computed by VRP.
7241 Also Conservatively set pt.null to 1.
7242 (pt_solution_reset): Conservatively set pt.null to 1.
7243 (pt_solution_singleton_or_null_p): Renamed from
7244 pt_solution_singleton_p.
7245 * tree-ssanames.h (set_ptr_nonnull): Declare.
7246 (get_ptr_nonnull): Likewise.
7247 * tree-ssanames.c (set_ptr_nonnull): New.
7248 (get_ptr_nonnull): Likewise.
7249 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
7250 (evrp_dom_walker::before_dom_children): Likewise.
7252 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7254 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7255 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7256 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7257 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7258 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
7259 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7260 (rs6000_option_override_internal): Clear it if ABI_AIX.
7261 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7262 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
7264 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7266 * gimple-ssa-strength-reduction.c (record_increment): Remove
7269 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7271 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
7272 that the result is non-zero if it is true.
7273 (maybe_expand_shift): New wrapper around expand_shift_1.
7274 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
7276 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7278 PR tree-optimization/77916
7279 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
7280 Don't allow a MINUS_EXPR for pointer arithmetic for either known
7282 (record_increment): Increments of -1 for unknown strides just use
7283 a multiply initializer like other negative values.
7284 (analyze_increments): Remove stopgap solution for -1 increment
7285 applied to pointer arithmetic.
7287 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
7289 * dominance.c (dom_info::dom_info): Add new constructor for region
7290 which is vector of basic blocks.
7291 (dom_init): New method to initialize members common for both
7293 (dom_info::dom_info): Invoke dom_init for partial initialization.
7294 (dom_info::get_idom): Add check to corner cases on basic blocks which
7296 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
7297 to detect unreachable bbs.
7298 (dom_info::calc_idoms): Likewise.
7299 (compute_dom_fast_query_in_region): New function.
7300 (calculate_dominance_info_for_region): Likewise.
7301 (free_dominance_info_for_region): Likewise.
7302 * dominance.h: Add prototypes for introduced region-based functions
7303 * tree-if-conv.c (build_region): New function.
7304 (if_convertible_loop_p_1): Invoke local version of post-dominators
7305 calculation before basic block predication with subsequent freeing
7306 post-dominator info.
7307 (tree_if_conversion): Remove free of post-dominator info
7308 (pass_if_conversion::execute): Delete detection of infinite loops
7309 and fake edges to exit block since post-dominator calculation is
7310 performed per if-converted loop only.
7312 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
7315 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7316 register explicitly.
7317 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
7318 optimizing for size.
7320 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7322 * config/aarch64/aarch64.c: Delete inclusion of
7323 cortex-a57-fma-steering.h.
7324 (aarch64_override_options): Delete call
7325 to aarch64_register_fma_steering.
7326 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
7327 * config/aarch64/cortex-a57-fma-steering.h: Delete.
7328 * config/aarch64/aarch64-passes.def: New file.
7329 * config/aarch64/cortex-a57-fma-steering.c
7330 (aarch64_register_fma_steering): Delete definition.
7331 (make_pass_fma_steering): Remove static qualifier.
7332 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
7333 (cortex-a57-fma-steering.o): Remove dependency on
7334 cortex-a57-fma-steering.h.
7336 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7338 * explow.c (validize_mem): Do not modify the argument in-place.
7340 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
7342 * tree-streamer.c (record_common_node): Explicitly list expected
7345 2016-10-17 Richard Biener <rguenther@suse.de>
7347 PR tree-optimization/77988
7348 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
7350 2016-10-17 Marek Polacek <polacek@redhat.com>
7352 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
7354 2016-10-17 Richard Biener <rguenther@suse.de>
7356 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
7359 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7361 PR tree-optimization/71636
7362 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
7364 2016-10-17 Richard Biener <rguenther@suse.de>
7366 * gimplify.c (gimplify_function_tree): Do not move the outer
7369 2016-10-17 Jakub Jelinek <jakub@redhat.com>
7371 * langhooks.h (struct lang_hooks_for_decls): Remove
7372 function_decl_explicit_p, function_decl_deleted_p and
7373 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
7374 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
7375 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7376 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
7377 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
7378 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
7379 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7380 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
7381 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
7382 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
7383 * langhooks.c (lhd_decl_dwarf_attribute): New function.
7384 * dwarf2out.c (gen_subprogram_die): Use
7385 lang_hooks.decls.decl_dwarf_attribute instead of
7386 lang_hooks.decls.function_decl_*.
7388 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7392 * common.opt (-ftrampolines): New option.
7393 * doc/invoke.texi (Code Gen Options): Document it.
7394 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
7395 * doc/tm.texi: Regenerate.
7396 * builtins.def: Add init_descriptor and adjust_descriptor.
7397 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
7398 on platforms with descriptors.
7399 (expand_builtin_init_descriptor): New function.
7400 (expand_builtin_adjust_descriptor): Likewise.
7401 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
7402 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
7403 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
7404 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
7405 Set STATIC_CHAIN_REG_P on the static chain register, if any.
7406 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
7407 (expand_call): Likewise. Move around call to prepare_call_address
7408 and pass all flags to it.
7409 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
7410 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
7411 (gimple_call_set_by_descriptor): New setter.
7412 (gimple_call_by_descriptor_p): New getter.
7413 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
7414 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
7415 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
7416 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7417 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
7418 * rtl.h (STATIC_CHAIN_REG_P): New macro.
7419 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
7420 * target.def (custom_function_descriptors): New POD hook.
7421 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
7422 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
7423 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
7424 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
7425 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
7426 (build_common_builtin_nodes): Initialize init_descriptor and
7428 * tree-nested.c: Include target.h.
7429 (struct nesting_info): Add 'any_descr_created' field.
7430 (get_descriptor_type): New function.
7431 (lookup_element_for_decl): New function extracted from...
7432 (create_field_for_decl): Likewise.
7433 (lookup_tramp_for_decl): ...here. Adjust.
7434 (lookup_descr_for_decl): New function.
7435 (convert_tramp_reference_op): Deal with descriptors.
7436 (build_init_call_stmt): New function extracted from...
7437 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
7438 * defaults.h (FUNCTION_ALIGNMENT): Define.
7439 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
7440 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7441 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7442 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
7443 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7445 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7447 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
7448 constants in CONST_VECTORs.
7450 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7452 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
7453 register as destination of bmask.
7454 (vector_init_bshuffle): Likewise.
7455 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
7456 (bmaskdi_vis): Enable only in 64-bit mode.
7458 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
7460 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
7461 make LR a separately shrink-wrapped component unless savres_strategy
7462 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
7463 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
7464 wrapping when not both {SAVE,REST}_INLINE_GPRS.
7466 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7468 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
7469 and keep looping on failure.
7471 2016-10-14 David Malcolm <dmalcolm@redhat.com>
7473 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
7475 (print_rtx_function): Update example in comment for...
7476 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
7477 non-virtual pseudos with a '%' sigil followed by the regno, offset
7478 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
7479 pseudo is dumped as "%0".
7481 2016-10-14 Jakub Jelinek <jakub@redhat.com>
7484 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
7487 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
7489 * config/sparc/sparc-passes.def: New file.
7490 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
7491 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
7492 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
7494 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7496 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
7497 loop peel to loops with exit test at the beginning.
7499 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7501 PR rtl-optimization/68212
7502 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
7503 frequency when computing scale factor for peeled copies.
7504 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
7505 values for switch/peel blocks/edges.
7507 2016-10-14 Pedro Alves <palves@redhat.com>
7509 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
7511 2016-10-14 Catherine Moore <clm@codesourcery.com>
7513 * config/mips/mips.c (mips_prepare_pch_save): Initialize
7514 micromips_globals to zero.
7516 2016-10-14 Richard Biener <rguenther@suse.de>
7518 PR tree-optimization/77979
7519 * tree-vrp.c (compare_name_with_value): Handle released SSA names
7520 in the equivalency sets.
7521 (compare_names): Likewise.
7523 2016-10-14 Martin Liska <mliska@suse.cz>
7525 * builtins.h(target_char_cst_p): Declare the function.
7526 * builtins.c (fold_builtin_memchr): Remove.
7527 (target_char_cst_p): Move the function from gimple-fold.c.
7528 (fold_builtin_3): Do not call the function.
7529 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
7530 (gimple_fold_builtin): Call the function.
7531 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
7533 2016-10-14 Martin Liska <mliska@suse.cz>
7535 * builtins.c (fold_builtin_strcmp): Remove function.
7536 (fold_builtin_strncmp): Likewise.
7537 (fold_builtin_2): Remove call of the function.
7538 (fold_builtin_3): Likewise.
7539 * fold-const-call.c (fold_const_call): Add constant folding
7540 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
7541 * fold-const-call.h (build_cmp_result): Declare the function.
7542 * gimple-fold.c (gimple_load_first_char): New function.
7543 (gimple_fold_builtin_string_compare): Likewise.
7544 (gimple_fold_builtin): Call the function.
7546 2016-10-14 Nathan Sidwell <nathan@acm.org>
7548 * gcov-io.c (gcov_open): Deconstify 'mode'.
7550 2016-10-14 Martin Liska <mliska@suse.cz>
7552 * fold-const.c (c_getstr): Support of properly \0-terminated
7553 string constants. New argument is added.
7554 * fold-const.h: New argument is added.
7556 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7558 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
7560 (aarch64_print_hint_for_core): Likewise.
7561 (aarch64_print_hint_for_arch): Likewise.
7562 (aarch64_validate_march): Use it. Fix indentation in type signature.
7563 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
7564 (aarch64_validate_mtune): Likewise.
7565 (aarch64_handle_attr_arch): Likewise.
7566 (aarch64_handle_attr_cpu): Likewise.
7567 (aarch64_handle_attr_tune): Likewise.
7569 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7571 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
7574 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
7576 * config/m68k/m68k.c (m68k_option_override): Check
7577 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
7578 instead of stack_limit_rtx.
7580 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7582 * dwarf2out.c (gen_member_die): Handle inline static data member
7585 2016-10-13 Nathan Sidwell <nathan@acm.org>
7587 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
7588 gcov_var.mode. Remove unnecessary fstat.
7590 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
7593 * function.c (thread_prologue_and_epilogue_insns): Call all
7594 make_*logue_seq in the same order as traditional. Call them
7595 all a second time if shrink_wrapped_separate.
7597 2016-10-13 Marek Polacek <polacek@redhat.com>
7599 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7600 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
7603 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7605 PR tree-optimization/77937
7606 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
7607 to infinite when we have a pointer with an increment of -1.
7609 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7611 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
7613 * memmodel.h: This file.
7614 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
7615 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
7616 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
7617 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
7618 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
7619 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
7620 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
7621 compare-elim.c, config/aarch64/aarch64-builtins.c,
7622 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
7623 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
7624 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
7625 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
7626 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
7627 config/darwin.c, config/epiphany/epiphany.c,
7628 config/epiphany/mode-switch-use.c,
7629 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
7630 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
7631 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
7632 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
7633 config/m68k/m68k.c, config/mcore/mcore.c,
7634 config/microblaze/microblaze.c, config/mmix/mmix.c,
7635 config/mn10300/mn10300.c, config/moxie/moxie.c,
7636 config/msp430/msp430.c, config/nds32/nds32-cost.c,
7637 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
7638 config/nds32/nds32-memory-manipulation.c,
7639 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
7640 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
7641 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
7642 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
7643 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
7644 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
7645 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
7646 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
7647 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
7648 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
7649 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
7650 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
7651 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
7652 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
7653 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
7654 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
7655 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
7656 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
7657 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
7658 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
7659 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
7660 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
7661 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
7662 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
7663 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
7664 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
7665 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
7666 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
7667 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
7668 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
7669 var-tracking.c, varasm.c: Include memmodel.h.
7670 * genattrtab.c (write_header): Include memmodel.h in generated file.
7671 * genautomata.c (main): Likewise.
7672 * gengtype.c (open_base_files): Likewise.
7673 * genopinit.c (main): Likewise.
7674 * genconditions.c (write_header): Include memmodel.h earlier in
7676 * genemit.c (main): Likewise.
7677 * genoutput.c (output_prologue): Likewise.
7678 * genpeep.c (main): Likewise.
7679 * genpreds.c (write_insn_preds_c): Likewise.
7680 * genrecog.c (write_header): Likewise.
7681 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
7683 2016-10-13 David Malcolm <dmalcolm@redhat.com>
7685 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
7686 for new "compact" param of print_rtx_function. Check for "cinsn"
7688 * print-rtl-function.c (flag_compact): New decl.
7689 (print_rtx_function): Add param "compact" and use it to set
7690 flag_compact, adding a description of the effect to the leading
7691 comment, and updating the example output.
7692 * print-rtl.c (flag_compact): New variable.
7693 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
7695 (print_rtx_operand_code_i): When printing source locations, wrap
7696 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
7697 (print_rtx_operand_code_r): Don't print regnos for hard regs and
7698 virtuals in compact mode.
7699 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
7700 apart from in LABEL_REFs.
7701 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
7702 Don't print basic block ids in compact mode.
7703 (print_rtx): In compact mode, prefix the code of insns with "c",
7704 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
7705 * print-rtl.h (print_rtx_function): Add "compact" param.
7707 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7709 * arm.h (TARGET_VFP): Delete.
7710 (TARGET_VFPD32): Remove references to TARGET_VFP.
7711 (TARGET_VFP3, TARGET_VFP5): Likewise.
7712 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
7713 (TARGET_NEON_FP16): Likewise.
7714 (TARGET_FMA): Likewise.
7715 (TARGET_CRYPTO): Likewise.
7716 (TARGET_NEON): Likewise.
7717 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7718 (FUNCTION_ARG_REGNO_P): Likewise.
7719 * arm.c (arm_option_check_internal): Likewise.
7720 (arm_option_override): Likewise.
7721 (use_return_insn): Likewise.
7722 (arm_function_value_regno_p): Likewise.
7723 (arm_apply_result_size): Likewise.
7724 (use_vfp_abi): Likewise.
7725 (arm_legitimate_address_outer_p): Likewise.
7726 (thumb2_legitimate_address_p): Likewise.
7727 (arm_legitimate_index_p): Likewise.
7728 (thumb2_legitimate_index_p): Likewise.
7729 (arm_legitimate_address): Likewise.
7730 (arm_get_vfp_saved_size): Likewise.
7731 (arm_emit_vfp_multi_reg_pop): Likewise.
7732 (arm_get_frame_offsets): Likewise.
7733 (arm_save_coproc_regs): Likewise.
7734 (arm_hard_regno_mode_ok): Likewise.
7735 (arm_expand_epilogue_apcs_frame): Likewise.
7736 (arm_expand_epilogue): Likewise.
7737 (arm_file_start): Likewise.
7738 (arm_conditional_register_usage): Likewise.
7739 (arm_validize_comparison): Use vfp_compare_operand directly.
7740 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
7741 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
7743 (arm_atomic_assign_expand_fenv): Likewise.
7744 * arm.md (divsf3): Likewise.
7745 (arm_negsi2): Likewise.
7747 (arm_movdi): Likewise.
7748 (arm_movt): Likewise.
7749 (cbranchsf4): Change predicate to vfp_compare_operand.
7750 (cbranchdf4): Change predicate to vfp_compare_operand.
7751 (cstorehf4): Change predicate to vfp_compare_operand.
7752 (cstoresf4): Change predicate to vfp_compare_operand.
7753 (cstoredf4): Change predicate to vfp_compare_operand.
7754 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
7755 (movhi_insn_arch4, movhi_bytes): Likewise.
7756 * constraints.md (Dt): Likewise.
7758 * iterators.md (SDF): Likewise.
7759 * predicates.md (arm_float_compare_operand): Delete.
7760 (const_double_vcvt_power_of_two_reciprocal): Remove references to
7762 (const_double_vcvt_power_of_two): Likewise.
7763 * thumb2.md thumb2_movsi_insn): Likewise.
7764 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
7765 (movhf_vfp): Likewise.
7766 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
7767 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
7768 (movsf_vfp, thumb2_movsf_vfp): Likewise.
7769 (movdf_vfp, thumb2_movdf_vfp): Likewise.
7770 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
7771 (subsf3_vfp, divsf3_vfp): Likewise.
7772 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
7773 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
7774 (mulsf3negsfsubsf_vfp): Likewise.
7775 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
7776 (floatunssisf2, sqrtsf2_vfp): Likewise.
7777 (movcc_vfp): Likewise.
7778 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
7779 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
7780 (push_multi_vfp): Likewise.
7781 (set_fpscr, get_fpscr): Likewise.
7782 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
7784 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7786 * arm.h (TARGET_VFP): Unconditionally define to 1.
7787 (arm_fpu_desc): Remove 'model' field.
7788 (TARGET_FPU_MODEL): Delete.
7789 * arm.c (all_fpus): Don't initialize the model field.
7790 (arm_can_inline_p): Don't check the FPU model.
7791 * arm-fpus.def: Remove redundant model field from all FPU
7794 2016-10-13 Richard Biener <rguenther@suse.de>
7797 * genmatch.c (struct capture): Add value_match member.
7798 (commutate): Preserve value_match.
7799 (lower_opt_convert): Likewise.
7800 (lower_cond): Likewise.
7801 (replace_id): Likewise.
7802 (struct dt_operand): Add value_match member.
7803 (decision_tree::cmp_node): Compare it.
7804 (decision_tree::insert_operand): Honor it when finding and
7805 when appending a DT_MATCH.
7806 (dt_operand::gen_match_op): Generate a type check after
7807 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
7808 (parser::get_internal_capture_id): New helper.
7809 (parser::finish_match_operand): New function lowering @@<id>.
7810 (parser::parse_capture): Parse @@<id> as value-match.
7811 (parser::parse_expr): Use get_internal_capture_id.
7812 (parser::parse_simplify): Call finish_match_operand.
7813 (walk_captures): New helper.
7814 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
7816 ((X /[ex] A) * A -> X): Likewise.
7817 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
7818 convert[12] and value-matching.
7819 ((A | B) & (A | C) -> A | (B & C)): Likewise.
7820 ((X | Y) | Y -> X | Y): Likewise.
7821 ((X ^ Y) ^ Y -> X): Likewise.
7822 (A - (A & B) -> ~B & A): Likewise.
7823 ((T)(P + A) - (T)P -> (T) A): Likewise.
7824 ((T)P - (T)(P + A) -> -(T) A): Likewise.
7825 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
7826 * doc/match-and-simplify.texi: Amend capture section.
7828 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7830 * config/arc/arc.md (umul_600): Remove predicated variant.
7831 (umul64_600): Likewise.
7833 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7835 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
7837 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7839 * tree-vect-loop.c (loop_niters_no_overflow): New func.
7840 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
7841 no-overflow information to vect_do_peeling_for_loop_bound and
7842 vect_gen_vector_loop_niters.
7844 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7846 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
7849 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7851 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
7852 adjust_vec automatically.
7853 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
7854 param exit_bb to guard_to.
7855 (slpeel_checking_verify_cfg_after_peeling):
7856 (set_prologue_iterations):
7857 (create_lcssa_for_virtual_phi): New func which is factored out from
7858 slpeel_tree_peel_loop_to_edge.
7859 (slpeel_tree_peel_loop_to_edge):
7860 (iv_phi_p): New func.
7861 (vect_can_advance_ivs_p): Call iv_phi_p.
7862 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
7863 new gimple stmts in basic block.
7864 (vect_gen_niters_for_prolog_loop): Rename to...
7865 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
7866 adjust implementation.
7867 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
7868 sizetype if necessary.
7869 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
7870 it to external function.
7871 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
7872 (vect_gen_vector_loop_niters_mult_vf): New.
7873 (slpeel_update_phi_nodes_for_loops): New.
7874 (slpeel_update_phi_nodes_for_guard1): Reimplement.
7875 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
7876 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
7877 * tree-vect-loop.c (vect_build_loop_niters): Move to file
7878 tree-vect-loop-manip.c
7879 (vect_generate_tmps_on_preheader): Delete.
7880 (vect_transform_loop): Rename vectorization_factor to vf. Call
7881 vect_do_peeling instead of vect_do_peeling-* functions.
7882 * tree-vectorizer.h (vect_do_peeling): New decl.
7883 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
7884 (vect_do_peeling_for_loop_bound): Delete.
7885 (vect_do_peeling_for_alignment): Delete.
7887 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7889 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
7890 duplicated loop after its preheader and after the original loop.
7892 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7894 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
7895 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
7897 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7899 * tree-vect-loop.c (vectorizable_live_operation): Support handling
7900 for live variable outside loop but not in lcssa form.
7902 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7904 * cfg.c (reset_original_copy_tables): New func.
7905 * cfg.h (reset_original_copy_tables): New decl.
7907 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7910 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
7912 * varasm.c (default_binds_local_p_3): Formatting fix.
7914 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7916 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
7918 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
7919 Remove useless code.
7921 2016-10-13 Martin Liska <mliska@suse.cz>
7923 PR tree-optimization/77943
7924 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
7925 a different EH landing pads.
7927 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7930 * hooks.h (hook_tree_void_null): Declare.
7931 * hooks.c (hook_tree_void_null): New function.
7932 * langhooks.c (lhd_return_null_tree_v): Remove.
7933 * langhooks-def.h (lhd_return_null_tree_v): Remove.
7934 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
7935 set y to const0_rtx.
7936 * function.c (stack_protect_epilogue): Likewise.
7937 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
7938 if TARGET_THREAD_SSP_OFFSET is defined.
7939 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7940 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7941 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7942 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7943 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
7944 (ix86_stack_protect_guard): New function.
7946 2016-10-13 Richard Biener <rguenther@suse.de>
7948 * dwarf2out.c (tree_add_const_value_attribute): Do not try
7949 rtl_for_decl_init during early phase.
7950 (gen_variable_die): Do not create locations during early phase.
7951 (gen_label_die): Likewise.
7952 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
7955 2016-10-12 Richard Biener <rguenther@suse.de>
7957 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
7958 try_add_new_range and made to eturn new range.
7959 (evrp_dom_walker::before_dom_children): Push op1 value range before
7960 pushing op0 value range.
7962 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7964 PR tree-optimization/77937
7965 * gimple-ssa-strength-reduction.c (analyze_increments): Use
7966 POINTER_TYPE_P on the candidate type to determine whether
7967 candidates in this chain require pointer arithmetic.
7969 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
7971 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
7972 correction if the type is smaller than a word.
7973 (visium_select_cc_mode): Add ... fall through ... comment.
7975 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
7977 * config/rs6000/rs6000.c (machine_function): Add new fields
7978 gpr_is_wrapped_separately and lr_is_wrapped_separately.
7979 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
7980 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
7981 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
7982 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
7983 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
7984 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
7985 (rs6000_get_separate_components): New function.
7986 (rs6000_components_for_bb): New function.
7987 (rs6000_disqualify_components): New function.
7988 (rs6000_emit_prologue_components): New function.
7989 (rs6000_emit_epilogue_components): New function.
7990 (rs6000_set_handled_components): New function.
7991 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
7992 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
7993 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
7994 (rs6000_emit_epilogue): Don't emit GPR restores if
7995 gpr_is_wrapped_separately for that register. Don't make a
7996 REG_CFA_RESTORE note for registers we did not restore, either.
7998 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8000 * function.c (thread_prologue_and_epilogue_insns): Call
8001 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
8002 if it has possibly changed. Compute the split_prologue_seq and
8003 epilogue_seq later, too.
8004 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
8005 (dump_components): New function.
8006 (struct sw): New struct.
8008 (init_separate_shrink_wrap): New function.
8009 (fini_separate_shrink_wrap): New function.
8010 (place_prologue_for_one_component): New function.
8011 (spread_components): New function.
8012 (disqualify_problematic_components): New function.
8013 (emit_common_heads_for_components): New function.
8014 (emit_common_tails_for_components): New function.
8015 (insert_prologue_epilogue_for_components): New function.
8016 (try_shrink_wrapping_separate): New function.
8017 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
8019 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8021 * regrename.c (build_def_use): Invalidate chains that have a
8022 REG_CFA_RESTORE on some instruction.
8024 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8026 * dce.c (delete_unmarked_insns): Don't delete instructions with
8027 a REG_CFA_RESTORE note.
8029 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8031 * common.opt (-fshrink-wrap-separate): New flag.
8032 * doc/invoke.texi: Document it.
8033 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
8034 * doc/tm.texi: Regenerate.
8035 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
8036 * target.def (shrink_wrap): New hook vector.
8037 (get_separate_components, components_for_bb, disqualify_components,
8038 emit_prologue_components, emit_epilogue_components,
8039 set_handled_components): New hooks.
8041 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8043 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
8044 vector return by reference only if -Wpsabi.
8045 (rs6000_pass_by_reference): Similarly, for argument passing.
8047 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8049 * function-tests.c: Include "print-rtl.h".
8050 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
8051 function, and verify what is dumped.
8052 * print-rtl-function.c (print_edge): New function.
8053 (begin_any_block): New function.
8054 (end_any_block): New function.
8055 (can_have_basic_block_p): New function.
8056 (print_rtx_function): Track the basic blocks of insns in the
8057 chain, wrapping those that are within blocks within "(block)"
8058 directives. Remove the "(cfg)" directive.
8060 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8062 * selftest.c (selftest::read_file): New function.
8063 (selftest::test_read_file): New function.
8064 (selftest::selftest_c_tests): Call test_read_file.
8065 * selftest.h (selftest::read_file): New decl.
8067 2016-10-12 Richard Biener <rguenther@suse.de>
8070 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
8073 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
8075 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
8077 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
8078 dwarf2out_assembly_start.
8080 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
8082 * Makefile.in (SELFTEST_FLAGS): New variable.
8083 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
8085 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
8088 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
8090 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
8091 dumped in RTL dumps.
8093 2016-10-12 Martin Liska <mliska@suse.cz>
8095 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
8096 (gimple_fold_builtin_memory_op): Use the function.
8097 (gimple_fold_builtin_strchr): Likewise.
8098 (gimple_fold_builtin_strcat): Likewise.
8099 (gimple_build): Likewise.
8101 2016-10-12 Nathan Sidwell <nathan@acm.org>
8103 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
8105 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8107 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
8108 equivalent 32-bit constant (modulo 2**32) when that yields
8109 smaller instructions.
8110 (size_of_int_loc_descriptor): Update accordingly.
8112 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8114 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8115 functions, call dwarf2out_decl on the parent function first.
8117 2016-10-12 Richard Biener <rguenther@suse.de>
8119 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8122 2016-10-12 Richard Biener <rguenther@suse.de>
8124 * tree-ssa-propagate.c
8125 (substitute_and_fold_dom_walker::before_dom_children): Do not
8126 ignore ASSERT_EXPRs but only preserve them.
8127 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8128 that have been propagated into.
8129 (vrp_finalize): Enable DCE for substitute_and_fold.
8131 2016-10-12 Richard Biener <rguenther@suse.de>
8133 PR tree-optimization/77920
8134 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8135 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8136 (simplify_abs_using_ranges): Likewise.
8137 (simplify_conversion_using_ranges): Likewise.
8138 (simplify_stmt_using_ranges): Adjust.
8140 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8142 PR tree-optimization/77929
8143 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8144 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8146 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8149 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8150 needs a base register for arg 1.
8152 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8154 * common.opt (Wimplicit-fallthrough) Turn into alias to
8155 -Wimplicit-fallthrough=3. Remove EnabledBy.
8156 (Wimplicit-fallthrough=): New option.
8157 * gimplify.c (warn_implicit_fallthrough_r): Use
8158 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8159 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8160 to -Wimplicit-fallthrough=3.
8161 (-Wimplicit-fallthrough=): Document.
8163 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8165 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8166 and GEU in DImode if TARGET_SUBXC.
8167 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8168 (seqdi<W:mode>_zero_subxc): Delete.
8169 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8170 (neg_seqdi<W:mode>_zero_vis3): Delete.
8171 (plus_seqdi<W:mode>_zero): Likewise.
8172 (minus_seqdi<W:mode>_zero): Likewise.
8173 (plus_plus_sltu<W:mode>): Accept only register.
8174 (addx<W:mode>): Likewise.
8175 (plus_sltu<W:mode>_vis3): Likewise.
8176 (plus_plus_sltu<W:mode>_vis3): Likewise.
8177 (neg_sgeu<W:mode>_vis3): Delete.
8178 (minus_sgeu<W:mode>_vis3): Likewise.
8179 (addxc<W:mode>): Accept only registers.
8180 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8181 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8182 (neg_plus_sltu<W:mode>_subxc): Likewise.
8183 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8184 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8185 (sgeu<W:mode>_insn_subxc): Delete.
8186 (plus_sgeu<W:mode>_subxc): Likewise.
8187 (subxc<W:mode>): Accept only register.
8188 (scc splitter): Split always GEU again.
8190 2016-10-11 Jeff Law <law@redhat.com>
8192 PR tree-optimization/77424
8193 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8194 dead conditionals. Assert that all e->aux fields are NULL.
8196 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8198 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8199 operand-printing "switch" statement into...
8200 (print_rtx_operand_code_0): ...this new function, ...
8201 (print_rtx_operand_code_e): ...this new function, ...
8202 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8203 (print_rtx_operand_code_i): ...this new function, ...
8204 (print_rtx_operand_code_r): ...this new function, ...
8205 (print_rtx_operand_code_u): ...this new function, ...
8206 (print_rtx_operand): ...and this new function.
8208 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
8210 * config/alpha/alpha-passes.def: New file.
8211 * config/alpha/t-alpha: New file.
8212 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
8213 (make_pass_handle_trap_shadows): New prototype.
8214 (make_pass_align_insns): Ditto.
8215 * config/alpha/alpha.c (alpha_option_override): Don't register
8217 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
8219 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8222 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
8223 distinct __ibm128 IBM extended double type if long doubles are
8224 128-bits and the default format for long double is IEEE 128-bit.
8226 2016-10-11 Richard Biener <rguenther@suse.de>
8228 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
8229 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
8230 (verify_die): New function.
8231 (dwarf2out_finish): Call it.
8232 (output_line_info): Handle case of -gsplit-dwarf without
8233 DWARF2_ASM_LINE_DEBUG_INFO.
8235 2016-10-11 Richard Biener <rguenther@suse.de>
8238 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
8239 sub-chains of BLOCK_VARS and gimple_bind_vars.
8241 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8243 * config/i386/znver1.md : Fix imov/imovx load type reservations.
8245 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8247 * config/sparc/sparc.opt (msubxc): New option.
8248 * doc/invoke.texi (SPARC options): Document it and tidy up.
8249 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
8250 * doc/tm.texi: Regenerate.
8251 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
8253 (CCX_NOOV): Rename into...
8257 * config/sparc/predicates.m (fcc_register_operand): Simplify.
8258 (fcc0_register_operand): Likewise.
8259 (icc_register_operand): New.
8260 (icc_or_fcc_register_operand): Simplify.
8261 (nz_comparison_operator): New.
8262 (c_comparison_operator): Likewise.
8263 (noov_compare_operator): Rename into...
8264 (icc_comparison_operator): ...this. Use above predicates.
8265 (noov_compare64_operator): Rename into...
8266 (v9_comparison_operator): ...this and tidy up.
8267 (fcc_comparison_operator): New.
8268 (icc_or_fcc_comparison_operator): Likewise.
8269 (v9_register_compare_operator): Rename info...
8270 (v9_register_comparison_operator): ...this.
8271 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
8272 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
8274 (sparc_fixed_condition_code_regs): New function.
8275 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
8276 renaming and add support for CCC/CCXC.
8277 (output_cbranch): Likewise.
8278 (sparc_print_operand): Likewise.
8279 (gen_v9_scc): Remove obsolete assertion.
8280 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
8281 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
8282 (output_cbcond): Remove bogus handling of CC modes.
8283 (sparc_register_move_cost): Return 100 for NO_REGS.
8284 * config/sparc/sparc.md (W): New mode iterator.
8285 (length): Adjust for noov_compare64_operator renaming.
8286 (cmpsi_sne): New instruction.
8287 (cmpdi_sne): Likewise.
8288 (seqdi_special): Delete.
8289 (seqdi_special): Likewise.
8290 (snesi<P:mode>_special): Likewise.
8291 (snedi_special): Likewise.
8292 (snedi_special_vis3): Likewise.
8293 (snesi patterns): Use W iterator.
8294 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
8295 (sltu patterns): Likewise.
8296 (sgeu patterns): Likewise.
8297 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
8298 (normal_branch): Use icc_comparison_operator predicate.
8299 (inverted_branch): Likewise.
8300 (cbcond_sp32): Use comparison_operator predicate.
8301 (cbcond_sp64): Likewise.
8302 (normal_int_branch_sp64): Adjust for renaming
8303 (inverted_int_branch_sp64): Likewise.
8304 (mov<I:mode>_cc_reg_sp64): Likewise.
8305 (movsf_cc_reg_sp6): Likewise.
8306 (movdf_cc_reg_sp64): Likewise.
8307 (movtf_cc_reg_hq_sp64): Likewise.
8308 (movtf_cc_reg_sp64): Likewise.
8309 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
8310 (movsf_cc_v9): Likewise.
8311 (movdf_cc_v9): Likewise.
8312 (movtf_cc_hq_v9): Likewise.
8313 (movtf_cc_v9): Likewise.
8314 (adddi3): Call gen_adddi3_sp32.
8315 (adddi3_insn_sp32): Rename to...
8316 (adddi3_sp32): ...this. Accept only register_operand as operand #1
8317 and use CCCmode for the carry.
8318 (addx_extend_sp32): Use CCCmode for the carry.
8319 (addx_extend_sp64): Delete.
8320 (adddi3_extend_sp32): Use CCCmode for the carry.
8321 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
8322 (subdi3): Call gen_subdi3_sp32.
8323 (subdi3_insn_sp32): Rename to...
8324 (subdi3_sp32): ...this and use CCmode for the carry.
8325 (subx_extend_sp32): Use CCCmode for the carry.
8326 (subx_extend_sp64): Delete.
8327 (subdi3_extend_sp32): Use CCmode for the carry.
8328 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
8329 (negdi3): Call gen_negdi3_sp32.
8330 (negdi3_sp32): Use CCCmode for the carry.
8331 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
8332 (cmp_nz_ashift_1): Use CCNZ mode.
8333 (cmp_nz_set_ashift_1): Likewise.
8334 (ctrapsi4): Use comparison_operator predicate.
8335 (ctrapdi4): Likewise.
8336 (trapsi_insn): Use icc_comparison_operator predicate.
8337 (trapdi_insn): Likewise.
8338 (edge8 patterns): Use CCNZmode.
8339 (edge16 patterns): Likewise.
8340 (edge32 patterns): Likewise.
8342 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8344 * config/visium/visium-modes.def (CC_NOOV): Rename into...
8346 (CC_BTST): Rename into...
8348 * config/visium/predicates.md (real_add_operand): New.
8349 (visium_btst_operator): Rename into...
8350 (visium_equality_comparison_operator): ...this.
8351 (visium_noov_operator): Rename into...
8352 (visium_nz_comparison_operator): ...this.
8353 (visium_c_comparison_operator): New.
8354 (visium_branch_operator): Adjust and deal with all CC modes.
8355 * config/visium/visium.c (visium_adjust_cost): Adjust.
8356 (visium_split_double_add): Use the *_set_carry patterns.
8357 (visium_select_cc_mode): Add support for CCC mode and adjust.
8358 (output_cbranch): Adjust and use the carry-based operators for
8359 floating-point comparisons.
8360 * config/visium/visium.md (flags_subst_arith): Adjust.
8361 (addsi3_insn_set_carry): New instruction.
8362 (subsi3_insn_set_carry): Likewise.
8363 (negsi2_insn_set_carry): Likewise.
8365 (cmp<mode>_sne): Likewise.
8366 (cbranch<mode>4): Use ordered_comparison_operator.
8367 (cbranch<mode>4_insn): Likewise.
8368 (cbranchsi4_btst_insn): Adjust.
8370 2016-10-11 Tom de Vries <tom@codesourcery.com>
8373 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
8376 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8378 * tree.h (build_complex_type): Add second parameter with default.
8379 * tree.c (build_complex_type): Add NAMED second parameter and adjust
8380 recursive call. Create a TYPE_DECL only if NAMED is true.
8381 (build_common_tree_nodes): Pass true in calls to build_complex_type.
8383 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
8385 New avr-passes.def to register AVR specific passes.
8387 * config/avr/avr-passes.def: New file.
8388 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
8389 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
8390 (make_avr_pass_recompute_note): New proto.
8391 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
8392 (avr_pass_recompute_notes): Use anonymous namespace.
8393 (avr_register_passes): Remove function...
8394 (avr_option_override): ...and its call.
8396 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
8398 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
8399 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
8400 PTF_AVOID_BRANCHLIKELY_SPEED for others.
8401 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
8403 * config/mips/mips.c (mips_option_override): Enable the branch
8404 likely depending on the tune flags and optimization level.
8405 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
8406 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
8407 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
8408 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
8410 2016-10-11 Richard Biener <rguenther@suse.de>
8412 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
8413 (output_function): Properly stream the whole block tree.
8414 * lto-streamer-in.c (input_function): Likewise.
8416 2016-10-11 Marek Polacek <polacek@redhat.com>
8418 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
8420 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8422 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
8423 (evrp_dom_walker::before_dom_children): Infer and push new value
8424 ranges for x in y < x.
8426 2016-10-10 Joseph Myers <joseph@codesourcery.com>
8429 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
8430 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
8431 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8432 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8433 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
8434 (IA64_NO_LIBGCC_TFMODE): Likewise.
8436 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8438 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
8441 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
8443 * config.gcc: Add aarch64-*-freebsd* support.
8444 * config.host: Likewise.
8445 * config/aarch64/aarch64-freebsd.h: New file.
8446 * config/aarch64/t-aarch64-freebsd: Ditto.
8448 2016-10-10 Jeff Law <law@redhat.com>
8450 PR tree-optimization/71947
8451 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
8452 B with A within a single statement.
8454 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8456 PR tree-optimization/77824
8457 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
8458 zero cost for copies.
8459 (find_candidates_dom_walker::before_dom_children): Replace
8460 MODIFY_EXPR with SSA_NAME.
8461 (replace_mult_candidate): Likewise.
8462 (replace_profitable_candidates): Likewise.
8464 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8466 * config/s390/s390.h: Wrap more macros args in brackets and fix
8468 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
8470 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
8472 2016-10-10 Andreas Schwab <schwab@suse.de>
8475 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
8476 pseudo is not DImode.
8478 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
8480 * common/config/arc/arc-common.c (arc_option_optimization_table):
8481 Remove compact casesi option.
8482 * config/arc/arc.c (arc_override_options): Use compact casesi
8483 option only for pre-ARCv2 cores.
8484 * doc/invoke.texi (mcompact-casesi): Update text.
8486 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8488 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
8489 Add macro to say we can efficiently handle overlapping unaligned
8491 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
8492 poor code for processors older than p8.
8494 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
8496 * gen-pass-instances.awk: Remove GNUism.
8498 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8500 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
8501 NULL of (*ipcp_transformations)][node->uid].
8503 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
8505 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
8506 (MALLOC_ABI_ALIGNMENT): Define.
8508 2016-10-09 Jakub Jelinek <jakub@redhat.com>
8510 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
8511 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
8512 VAR_OR_FUNCTION_DECL_P macros.
8513 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
8514 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
8515 chkp_find_bounds_1): Likewise.
8516 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
8517 * hsa-gen.c (get_symbol_for_decl): Likewise.
8518 * cgraphunit.c (check_global_declaration, analyze_functions,
8519 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
8521 * gimple-fold.c (can_refer_decl_in_current_unit_p,
8522 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
8524 * tree.c (set_decl_section_name, copy_node_stat,
8525 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
8526 merge_dllimport_decl_attributes, handle_dll_attribute,
8527 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
8528 verify_type): Likewise.
8529 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
8530 find_explicit_erroneous_behavior): Likewise.
8531 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
8532 * ipa.c (process_references): Likewise.
8533 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
8534 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
8535 notice_global_symbol, assemble_variable, mark_decl_referenced,
8536 build_constant_desc, output_constant_def_contents, do_assemble_alias,
8537 make_decl_one_only, default_section_type_flags,
8538 categorize_decl_for_section, default_encode_section_info): Likewise.
8539 * trans-mem.c (requires_barrier): Likewise.
8540 * gimple-expr.c (mark_addressable): Likewise.
8541 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
8542 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
8543 expand_debug_expr): Likewise.
8544 * tree-dump.c (dequeue_and_dump): Likewise.
8545 * ubsan.c (instrument_bool_enum_load): Likewise.
8546 * tree-pretty-print.c (print_declaration): Likewise.
8547 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
8548 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
8549 * asan.c (asan_protect_global, instrument_derefs): Likewise.
8550 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
8551 pass_build_ssa::execute): Likewise.
8552 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
8553 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
8555 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
8557 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
8558 can_be_nonlocal, remap_decls, copy_debug_stmt,
8559 initialize_inlined_parameters, add_local_variables,
8560 reset_debug_binding, replace_locals_op): Likewise.
8561 * dse.c (can_escape): Likewise.
8562 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
8564 * tree-diagnostic.c (default_tree_printer): Likewise.
8565 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
8566 unpack_ts_decl_with_vis_value_fields,
8567 lto_input_ts_decl_common_tree_pointers): Likewise.
8568 * builtins.c (builtin_save_expr, fold_builtin_expect,
8569 readonly_data_expr): Likewise.
8570 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
8571 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
8573 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
8574 * gimplify.c (force_constant_size, gimplify_bind_expr,
8575 gimplify_decl_expr, gimplify_var_or_parm_decl,
8576 gimplify_compound_lval, gimplify_init_constructor,
8577 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
8578 gimplify_type_sizes): Likewise.
8579 * cgraphbuild.c (record_reference, record_type_list, mark_address,
8580 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
8581 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
8582 remove_unused_locals): Likewise.
8583 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
8584 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
8585 * function.c (instantiate_expr, instantiate_decls_1,
8586 setjmp_vars_warning, add_local_decl): Likewise.
8587 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
8589 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
8590 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
8591 optimize_va_list_gpr_fpr_size): Likewise.
8592 * tree-nrv.c (pass_nrv::execute): Likewise.
8593 * tsan.c (instrument_expr): Likewise.
8594 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8595 * vtable-verify.c (verify_bb_vtables): Likewise.
8596 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
8597 get_ref_base_and_extent): Likewise.
8598 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
8600 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
8601 analyze_all_variable_accesses): Likewise.
8602 * tree-nested.c (get_nonlocal_debug_decl,
8603 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
8604 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
8605 get_local_debug_decl, convert_local_omp_clauses,
8606 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
8608 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
8609 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
8610 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
8611 dbxout_symbol, dbxout_common_check): Likewise.
8612 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
8613 string_constant): Likewise.
8614 * hsa.c (hsa_get_declaration_name): Likewise.
8615 * passes.c (rest_of_decl_compilation): Likewise.
8616 * tree-ssanames.c (make_ssa_name_fn): Likewise.
8617 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
8618 pack_ts_decl_with_vis_value_fields,
8619 write_ts_decl_common_tree_pointers): Likewise.
8620 * stor-layout.c (place_field): Likewise.
8621 * symtab.c (symtab_node::maybe_create_reference,
8622 symtab_node::verify_base, symtab_node::make_decl_local,
8623 symtab_node::copy_visibility_from,
8624 symtab_node::can_increase_alignment_p): Likewise.
8625 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
8626 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
8627 fortran_common, add_location_or_const_value_attribute,
8628 add_scalar_info, add_linkage_name, set_block_abstract_flags,
8629 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
8630 optimize_one_addr_into_implicit_ptr,
8631 optimize_location_into_implicit_ptr): Likewise.
8632 * gimple-low.c (record_vars_into): Likewise.
8633 * ipa-visibility.c (update_vtable_references): Likewise.
8634 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
8636 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
8637 DFS::DFS_write_tree_body, write_symbol): Likewise.
8638 * langhooks.c (lhd_warn_unused_global_decl,
8639 lhd_set_decl_assembler_name): Likewise.
8640 * attribs.c (decl_attributes): Likewise.
8641 * except.c (output_ttype): Likewise.
8642 * varpool.c (varpool_node::get_create, ctor_for_folding,
8643 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
8644 * fold-const.c (fold_unary_loc): Likewise.
8645 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
8646 ipa_find_agg_cst_from_init): Likewise.
8647 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
8648 expand_omp_target, lower_omp_regimplify_p,
8649 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
8650 find_link_var_op): Likewise.
8651 * tree-chrec.c (chrec_contains_symbols): Likewise.
8652 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
8653 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
8654 execute_fixup_cfg): Likewise.
8656 PR tree-optimization/77901
8657 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
8658 if ranges[i].exp is SSA_NAME when looking for >= and only when
8659 ranges[i].exp is NULL or SSA_NAME when looking for the other
8662 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8664 * ipa-cp.c (ipcp_alignment_lattice): Remove.
8665 (ipcp_param_lattices): Remove field alignment.
8666 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
8667 (set_all_contains_variable): Remove call to
8668 ipcp_alignment_lattice::set_to_bottom.
8669 (initialize_node_lattices): Likewise.
8670 (propagate_alignment_accross_jump_function): Remove.
8671 (propagate_constants_accross_call): Remove call to
8672 propagate_alignment_accross_jump_function.
8673 (ipcp_store_alignment_results): Remove.
8674 (ipcp_driver): Remove call to ipcp_store_alignment_results.
8675 (propagate_bits_accross_jump_function): Handle ancestor jump function.
8676 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
8677 pretty-printing of alignment jump function.
8678 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
8679 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
8680 alignments and remove computing ipa_alignment jump function.
8681 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
8682 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
8683 (ipa_read_jump_function): Remove reading of ipa_alignment.
8684 (write_ipcp_transformation_info): Remove streaming for alignment
8685 propagation summary.
8686 (read_ipcp_transformation_info): Remove reading of alignment
8687 propagation summary.
8688 (ipcp_update_alignments): Remove.
8689 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
8691 (ipcp_transform_function): Remove call to ipcp_update_alignments()
8692 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
8693 * ipa-prop.h (ipa_alignment): Remove.
8694 (ipa_jump_func): Remove field alignment.
8695 (ipcp_transformation_summary): Remove field alignments.
8696 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
8697 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
8698 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
8700 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
8702 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
8704 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
8706 (visium_expand_fp_cstore): Likewise.
8708 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8710 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
8711 * diagnostic.c (warning_at_rich_loc_n): New function.
8712 (diagnostic_n_impl_richloc): Likewise.
8713 (diagnostic_n_impl): Move most of the function to
8714 diagnostic_n_impl_richloc and call it.
8716 2016-10-08 Jakub Jelinek <jakub@redhat.com>
8718 * gen-pass-instances.awk: Rewritten.
8719 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
8720 $(PASSES_EXTRA) after passes.def to the script.
8721 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
8722 * config/i386/i386-passes.def: New file.
8723 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
8724 make_pass_stv): Declare.
8725 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
8727 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
8729 (pass_stv::clone, pass_stv::set_pass_param): New methods.
8730 (pass_stv::timode_p): New non-static data member.
8731 (ix86_option_override): Don't register passes here.
8733 * doc/invoke.texi: Document accepting Else, fallthrough.
8735 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
8738 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
8739 FALLTHRU comment styles.
8741 2016-10-07 Andrew Pinski <apinski@cavium.com>
8743 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
8744 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
8745 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
8747 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
8749 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
8751 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
8752 (AARCH64_ARCH): Likewise.
8753 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
8755 (AARCH64_CORE): Likewise.
8756 (AARCH64_ARCH): Likewise.
8757 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
8758 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8759 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
8760 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8761 (AARCH64_ARCH): Likewise.
8762 (AARCH64_CORE): Likewise.
8763 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
8764 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
8765 (AARCH64_CORE): Likewise.
8766 (AARCH64_ARCH): Likewise.
8768 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8770 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
8771 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
8772 floating point type infrastructre, and -mfloat128 that enables the
8773 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
8774 if -mfloat128-type. Define __ibm128 to be long double by default.
8775 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
8776 the IEEE 128-bit floating point type infrastructure should
8777 automatically be enabled.
8778 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
8779 instead of -mfloat128 to enable KFmode.
8780 (rs6000_option_override_internal): Split the option -mfloat128
8781 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
8782 systems, automatically set -mfloat128-type, but don't enable it on
8783 other operating systems. Move setting the long double size and
8784 IEEE quad support before the IEEE 128-bit floating point changes.
8785 (rs6000_init_builtins): Do not create a unique type for __ibm128
8786 if long double is IBM extended double, instead rely on __ibm128
8787 being defined as 'long double'. If -mfloat128-type and not
8788 -mfloat128, create the KFmode type with an undocumented __ieee128
8790 (rs6000_init_libfuncs): Use -mfloat128-type instead of
8791 -mfloat128 for tests about the types, but keep tests for
8792 -mfloat128 to enable the keyword support.
8793 (rs6000_complex_function_value): Likewise.
8794 (rs6000_scalar_mode_supported_p): Likewise.
8795 (rs6000_floatn_mode): Likewise.
8796 (rs6000_c_mode_for_suffix): Likewise.
8797 (rs6000_opt_masks): Add -mfloat128-type.
8798 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
8799 -mfloat128-type being split from -mfloat128. Add
8800 -mfloat128-hardware, which was missing.
8801 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
8802 -mfloat128 and -mfloat128-type:
8803 (-mfloat128-type): Likewise.
8804 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
8805 that 64-bit Linux systems with enable -mfloat128-type by default
8807 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
8808 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
8809 -mfloat128-type instead of -mfloat128.
8810 (FLOAT128_2REG_P): Likewise.
8811 (MASK_FLOAT128_TYPE): Likewise.
8812 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8813 (RS6000_BTM_FLOAT128): Likewise.
8814 (TARGET_FLOAT128): Poison old identifiers.
8815 (OPTION_MASK_FLOAT128): Likewise.
8816 (MASK_FLOAT128): Likewise.
8817 * config/rs6000/rs6000.md (FP): Likewise.
8818 (FLOAT128): Likewise.
8819 (fix_trunc<mode>di2): Likewise.
8820 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
8821 (floatdi<mode>2): Likewise.
8822 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
8823 (neg<mode>2, FLOAT128 iterator): Likewise.
8824 (abs<mode>2, FLOAT128 iterator): Likewise.
8825 (ieee_128bit_negative_zero): Likewise.
8826 (ieee_128bit_vsx_neg<mode>2): Likewise.
8827 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
8828 (ieee_128bit_vsx_abs<mode>2): Likewise.
8829 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8830 (ieee_128bit_vsx_nabs<mode>2): Likewise.
8831 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8832 (extendiftf2): Likewise.
8833 (extendifkf2): Likewise.
8834 (extendtfkf2): Likewise.
8835 (trunciftf2): Likewise.
8836 (truncifkf2): Likewise.
8837 (trunckftf2): Likewise.
8838 (trunctfif2): Likewise.
8839 (extendkftf2): Likewise.
8840 (trunctfkf2): Likewise.
8842 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8844 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
8845 before merging in bytes to pass down to real_from_target.
8847 2016-10-07 Richard Biener <rguenther@suse.de>
8849 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
8851 (substitute_and_fold_dom_walker::before_dom_children):
8852 Substitute and fold before pass specific folding to avoid
8853 feeding that with SSA names that will be later released.
8854 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
8855 introduced by folding and visited by evaluate_stmt called during
8857 (likely_value): Likewise.
8858 (evaluate_stmt): Likewise.
8859 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
8860 (simplify_div_or_mod_using_ranges): Likewise.
8861 (simplify_min_or_max_using_ranges): Likewise.
8862 (simplify_abs_using_ranges): Likewise.
8863 (simplify_conversion_using_ranges): Likewise.
8864 (simplify_float_conversion_using_ranges): Likewise.
8865 (simplify_stmt_using_ranges): Likewise.
8867 2016-10-07 Marek Polacek <polacek@redhat.com>
8869 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
8870 FALLTHROUGH_LABEL_P here...
8871 (warn_implicit_fallthrough_r): ...not here.
8873 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
8875 PR tree-optimization/77880
8876 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
8879 2016-10-07 Marek Polacek <polacek@redhat.com>
8882 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
8884 2016-10-07 Richard Biener <rguenther@suse.de>
8886 * bitmap.h: Document constraints on bitmap modification while
8889 2016-10-07 Richard Biener <rguenther@suse.de>
8891 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
8892 * bitmap.h (bmp_iter_set): When advancing to the next element
8893 check that we didn't remove the current one.
8894 (bmp_iter_and): Likewise.
8895 (bmp_iter_and_compl): Likewise.
8896 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
8897 we currently iterate on but keep a one-level queue.
8898 * sched-deps.c (remove_from_deps): Do not clear current bit
8899 but keep a one-level queue.
8901 2016-10-07 Jakub Jelinek <jakub@redhat.com>
8903 PR tree-optimization/77664
8904 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
8905 for the other ranges.
8906 (optimize_range_tests_diff): Fix up formatting.
8907 (optimize_range_tests_var_bound): New function.
8908 (optimize_range_tests): Use it.
8910 2016-10-07 Martin Liska <mliska@suse.cz>
8912 * coverage.c (build_gcov_exit_decl): Fix priority what
8913 should be really 99.
8915 2016-10-07 Richard Biener <rguenther@suse.de>
8917 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
8918 vars in gimple_bind_vars but not in BLOCK_VARS.
8920 2016-10-07 Richard Biener <rguenther@suse.de>
8922 PR tree-optimization/77879
8923 * tree-ssa-structalias.c (handle_const_call): Properly handle
8925 (handle_pure_call): Likewise.
8927 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8929 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
8930 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
8933 2016-10-06 Andrew Pinski <apinski@cavium.com>
8935 * config/aarch64/aarch64-cores.def: Add a comment before each
8938 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8940 PR tree-optimization/77862
8941 * tree-vrp.c (add_equivalence): Use get_value_range so that
8942 num_vr_values is checked before accessing vr_values.
8944 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
8946 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8949 2016-10-05 Jeff Law <law@redhat.com>
8951 PR tree-optimization/71661
8952 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
8953 removal of a forwarder exposes a new natural loop.
8955 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
8957 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
8958 Introduce ssesuffix variable.
8959 (<mask_codefor><code><mode>3<mask_name>): Ditto.
8960 (*<code><mode>3): Ditto.
8962 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
8964 * postreload.c (reload_cse_simplify): Skip also USE when detecting
8967 2016-10-06 Richard Biener <rguenther@suse.de>
8969 PR tree-optimization/77855
8970 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
8971 instead of removing the current item while iterating over the set
8974 2016-10-06 James Clarke <jrtc27@jrtc27.com>
8975 Eric Botcazou <ebotcazou@adacore.com>
8978 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
8979 (classify_registers): Don't set it
8980 (function_arg_slotno): Don't initialize and test it. Tidy up.
8982 2016-10-06 Richard Biener <rguenther@suse.de>
8984 PR tree-optimization/77839
8985 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
8988 2016-10-06 Martin Liska <mliska@suse.cz>
8990 * gcc.c: Set -fprofile-update=atomic when profiling is
8991 enabled and -pthread is set. Warn when one combines
8992 -pthread and -fprofile-update=single for an app using
8995 2016-10-06 Martin Liska <mliska@suse.cz>
8998 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
8999 * gimple-ssa-strength-reduction.c (slsr_process_cast):
9000 Initialize a pointer to NULL.
9001 (slsr_process_copy): Likewise.
9002 * input.c (location_get_source_line): Likewise.
9003 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
9005 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
9007 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
9008 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
9009 (ix86_handle_option): Deleted handle of OPT_mpcommit.
9010 * config.gcc: Deleted pcommitintrin.h
9011 * config/i386/pcommitintrin.h: Deleted file.
9012 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
9013 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
9015 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
9017 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
9018 (PTA_PCOMMIT): Deleted define.
9019 (ix86_option_override_internal): Deleted handle of option.
9020 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
9021 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
9022 __builtin_ia32_pcommit): Deleted.
9023 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
9024 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
9025 (pcommit): Deleted instruction.
9026 * config/i386/i386.opt: Mention -mpcommit deprecation.
9027 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
9029 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
9032 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
9033 Remove wrong assert.
9034 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
9035 Use <round_constraint> as operand 1 constraint.
9037 2016-10-05 Jakub Jelinek <jakub@redhat.com>
9040 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
9041 (ubsan_instrument_float_cast): And not here.
9044 * ubsan.c (ubsan_ids): New GTY(()) array.
9045 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
9046 instead of static local counters.
9048 2016-10-05 Martin Sebor <msebor@redhat.com>
9051 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
9052 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
9053 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
9054 (default_printf_pointer_format): Define function.
9055 * targhooks.c (linux_printf_pointer_format): Define new function.
9056 * targhooks.h (linux_printf_pointer_format): Declare.
9057 (gnu_libc_printf_pointer_format): Remove declaration.
9059 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9061 * fold-const.c (native_encode_real): Fix logic for selecting offset
9062 to write to when BYTES_BIG_ENDIAN.
9064 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
9066 * builtins.c (fold_builtin_strchr): Remove function.
9067 (fold_builtin_strrchr): Likewise.
9068 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
9069 * gimple-fold.c (target_char_cst_p): New function.
9070 (gimple_fold_builtin_strchr) Add more foldings.
9071 (gimple_fold_builtin): Add index, strrchr, rindex cases.
9073 2016-10-05 Richard Biener <rguenther@suse.de>
9076 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
9077 capture ids in c-exprs.
9079 2016-10-05 Richard Biener <rguenther@suse.de>
9082 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
9083 with types_match for GIMPLE code gen to handle type mismatched
9085 (dt_operand::gen): Adjust.
9086 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
9089 2016-10-05 Richard Biener <rguenther@suse.de>
9091 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
9093 2016-10-05 Richard Biener <rguenther@suse.de>
9096 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
9098 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
9100 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
9101 version check to protect only DW_TAG_imported_module generation.
9103 2016-10-05 Richard Biener <rguenther@suse.de>
9106 * match.pd (min(a,-a) -> -abs(a)): New pattern.
9108 2016-10-04 Ian Lance Taylor <iant@golang.org>
9110 * explow.c (allocate_dynamic_stack_space): Call
9111 do_pending_stack_adjust before handling flag_split_stack.
9113 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9115 * genattrtab.c (make_internal_attr): Supply dummy column number to
9118 * genoutput.c (init_insn_for_nothing): Likewise.
9119 * gensupport.c (add_define_attr): Likewise.
9120 * read-md.c (message_at_1): Print column number.
9121 (fatal_with_file_and_line): Likewise.
9122 (rtx_reader::read_char): Track column numbers.
9123 (rtx_reader::unread_char): Likewise.
9124 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9125 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9126 (rtx_reader::handle_file): Initialize m_read_md_colno.
9127 (rtx_reader::get_current_location): Supply column number to
9129 * read-md.h (struct file_location): Add field "colno".
9130 (file_location::file_location): Likewise.
9131 (rtx_reader::get_colno): New accessor.
9132 (rtx_reader::m_read_md_colno): New field.
9133 (rtx_reader::m_last_line_colno): New field.
9135 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9137 * doc/extend.texi (Java Exceptions): Remove.
9138 (java_interface): Remove.
9140 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9142 PR tree-optimization/77808
9143 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9144 and addr are different before copying points-to information.
9146 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9148 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9149 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9150 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9151 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9153 2016-10-04 Richard Biener <rguenther@suse.de>
9155 PR tree-optimization/77399
9156 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9157 verify the target can convert.
9159 2016-10-04 Richard Biener <rguenther@suse.de>
9162 * explow.c (plus_constant): Verify the mode of the constant
9163 pool offset before calling plus_constant.
9165 2016-10-04 Richard Biener <rguenther@suse.de>
9168 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9169 type support, mark with :C.
9170 (X / -X -> -1): Mark with :C.
9172 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9174 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9175 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9176 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9177 * doc/tm.texi: Regenerated.
9178 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9179 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9180 * config/darwin.h (JCR_SECTION_NAME): Remove.
9181 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9182 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9183 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9184 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9185 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9186 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9188 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9190 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9191 between "because" and "param" in dump message in call to fprintf.
9193 2016-10-03 Jeff Law <law@redhat.com>
9195 PR tree-optimization/71550
9196 PR tree-optimization/71403
9197 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9198 (profitable_jump_thread_path): Also return boolean indicating if
9199 the realized path will create an irreducible loop.
9200 Remove loop depth tests from 71403.
9201 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9202 from 71403. If threading will create an irreducible loop, then
9203 throw away loop iteration and related information.
9205 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
9207 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
9208 -Woverloaded-virtual checks for warning options.
9209 * configure: Regenerate.
9211 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9213 PR preprocessor/77699
9214 * input.c (maybe_grow): Don't allocate one byte extra headroom.
9215 (get_next_line): Return false on error.
9216 (read_next_line): Removed, use get_next_line instead.
9217 (read_line_num): Don't copy the line.
9218 (location_get_source_line): Don't use static data.
9219 (selftest::test_reading_source_line): Add more test cases.
9221 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9224 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9226 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9227 (noce_process_if_block): Use it.
9229 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9231 * doc/invoke.texi: Update -Wint-in-bool-context.
9233 2016-10-02 Jakub Jelinek <jakub@redhat.com>
9235 * dwarf2out.c (output_fde, output_call_frame_info,
9236 dwarf2out_do_cfi_startproc, set_indirect_string,
9237 gen_internal_sym, output_die, output_line_info): Use
9238 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
9239 ASM_GENERATE_INTERNAL_LABEL output.
9241 2016-10-01 Richard Biener <rguenther@suse.de>
9244 * genmatch.c (get_operand_type): Add operand position arg
9245 and handle COND_EXPR comparison operand with fixed boolean_type_node.
9246 (expr::gen_transform): Adjust.
9247 (dt_simplify::gen_1): Likewise.
9249 2016-10-01 Jakub Jelinek <jakub@redhat.com>
9251 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
9252 comments. Simplify asserts, remove unnecessary conditions.
9254 (*<code><mode>3): Likewise.
9256 2016-09-30 Jakub Jelinek <jakub@redhat.com>
9258 * doc/invoke.texi (-Wregister): Document.
9260 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
9262 * configure.ac: Split CHECKING_P into CHECKING_P and
9263 ENABLE_EXTRA_CHECKING.
9264 * configure: Regenerated.
9265 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
9266 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
9268 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
9271 * gcc.c (process_command): For @filename handling, output
9272 the correct name if the file does not exist.
9274 2016-09-30 Marek Polacek <polacek@redhat.com>
9276 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
9277 * config/alpha/predicates.md: Likewise.
9279 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9281 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9282 (noce_process_if_block): Use it.
9284 2016-09-30 Martin Liska <mliska@suse.cz>
9286 * doc/invoke.texi: Document asan-use-after-return that
9287 it's disabled by default in runtime.
9289 2016-09-30 Richard Biener <rguenther@suse.de>
9291 * tree-vrp.c (intersect_ranges): If we failed to handle
9292 the intersection choose a constant singleton range if available.
9294 2016-09-30 Richard Biener <rguenther@suse.de>
9296 PR tree-optimization/77399
9297 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
9298 float <-> int conversions.
9300 2016-09-30 Alan Modra <amodra@gmail.com>
9302 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
9304 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9306 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
9307 ext_level before calling CPUID with 0x80000008.
9308 Simplify xgetbv checks.
9310 2016-09-29 David Malcolm <dmalcolm@redhat.com>
9312 * Makefile.in (OBJS): Add print-rtl-function.o.
9313 * print-rtl-function.c: New file.
9314 * print-rtl.h (print_rtx_function): New decl.
9316 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9319 * config/i386/cpuid.h (__get_cpuid_count): New.
9320 (__get_cpuid): Rename __level to __leaf.
9322 2016-09-29 Marek Polacek <polacek@redhat.com>
9324 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
9326 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
9329 * builtins.c (expand_builtin_memcmp): Don't swap args unless
9330 result is only being compared with zero.
9332 2016-09-29 Marek Polacek <polacek@redhat.com>
9334 * dwarf2out.c (loc_descriptor): Add fall through comment.
9335 (add_const_value_attribute): Likewise.
9337 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
9339 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
9340 with "v6t2". Move "arch" attribute above "pool_range".
9341 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
9343 (*thumb2_movhi_vfp): Likewise.
9344 (*arm_movhi_fp16): Likewise.
9345 (*thumb2_movhi_fp16): Likewise.
9346 (*arm_movsi_vfp): Remove "arch" attribute.
9347 (*thumb2_movsi_vfp): Likewise.
9349 2016-09-29 Martin Liska <mliska@suse.cz>
9351 * doc/extend.texi: Remove limitation of Objective C for
9352 __attribute__((constructor)) and __attribute__((destructor)).
9354 2016-09-29 Richard Biener <rguenther@suse.de>
9356 PR tree-optimization/77768
9357 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9358 Handle stores to readonly memory when removing redundant stores.
9360 2016-09-29 Richard Biener <rguenther@suse.de>
9363 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
9364 X / -X -> -1 simplifications.
9366 2016-09-29 Richard Biener <rguenther@suse.de>
9369 * match.pd: Add max(a,-a) -> abs(a) pattern.
9370 * tree-ssa-phiopt.c (minmax_replacement): Disable for
9371 HONOR_SIGNED_ZEROS types.
9373 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
9375 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
9376 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
9378 2016-09-29 Richard Biener <rguenther@suse.de>
9380 * tree-vrp.c (set_defs_to_varying): New helper avoiding
9381 writing to vr_const_varying.
9382 (vrp_initialize): Call it.
9383 (vrp_visit_stmt): Likewise.
9384 (evrp_dom_walker::before_dom_children): Likewise.
9386 2016-09-29 Richard Biener <rguenther@suse.de>
9388 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
9389 constructors with vector elements.
9391 2016-09-29 Richard Biener <rguenther@suse.de>
9393 PR tree-optimization/77768
9394 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
9395 with stores to a place we know has a constant value.
9397 2016-09-29 Alan Modra <amodra@gmail.com>
9399 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
9400 * doc/invoke.texi: Document it.
9401 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
9402 (rs6000_passes_float): Comment.
9403 (rs6000_passes_long_double): New static var.
9404 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
9405 (init_cumulative_args): Set up to emit fp .gnu_attribute for
9406 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
9407 to include fp values returned in vectors.
9408 Set rs6000_passes_long_double.
9409 (rs6000_function_arg_advance_1): Likewise for function args.
9410 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
9411 and SPE. Emit long double tag value too.
9412 (rs6000_opt_vars): Add gnu-attr.
9413 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
9414 * configure: Regenerate.
9415 * config.in: Regenerate.
9417 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9419 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
9421 (format_floating, format_string, format_directive,
9422 get_destination_size, pass_sprintf_length::handle_gimple_call):
9425 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9427 * gimple-ssa-sprintf.c: Fix comment formatting.
9428 (format_integer): Use is_gimple_assign.
9429 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
9430 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
9431 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
9432 (pass_sprintf_length::execute): Use is_gimple_call.
9434 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9436 * gimple-fold.c (gimple_fold_builtin): After failing to fold
9437 strchr, also try the generic folding.
9439 2016-09-28 Martin Sebor <msebor@redhat.com>
9442 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
9445 2016-09-28 Martin Sebor <msebor@redhat.com>
9448 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
9449 length modifier is not expected.
9450 (format_floating): Ignore l length modifier and fail gracefuly
9451 when it isn't one of the other expected ones.
9453 2016-09-28 Martin Sebor <msebor@redhat.com>
9456 * varasm.c (assemble_addr_to_section): Increase local buffer size.
9458 2016-09-27 Richard Biener <rguenther@suse.de>
9460 * dwarf2out.c (cu_die_list): New global.
9461 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
9462 main_comp_unit_die to cu_die_list if we created it.
9463 Move break_out_includes ...
9464 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
9467 2016-09-28 Richard Biener <rguenther@suse.de>
9469 * dwarf2out.c (struct die_struct): Add removed flag.
9470 (lookup_type_die): If the DIE is marked as removed, clear
9471 TYPE_SYMTAB_DIE and return NULL.
9472 (lookup_decl_die): If the DIE is marked as removed, remove it
9473 from the hash and return NULL.
9474 (mark_removed): New helper.
9475 (prune_unused_types_prune): Call it for removed DIEs.
9476 (gen_subprogram_die): Move the premark_used_types call to after
9477 DIEs for the functions scopes are generated.
9478 (process_scope_var): Do not re-create pruned types or type decls.
9479 Make sure to also re-parent type decls.
9480 (dwarf2out_finish): Move unused type pruning and debug_types
9482 (dwarf2out_early_finish): ... here.
9484 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9486 * config/arc/arc-c.c: New file.
9487 * config/arc/arc-c.def: Likewise.
9488 * config/arc/t-arc: Likewise.
9489 * config.gcc: Include arc-c.o as c and cpp object.
9490 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
9491 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
9492 arc_cpu_cpp_builtins.
9494 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9496 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
9497 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
9499 2016-09-28 Nathan Sidwell <nathan@acm.org>
9501 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
9504 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9506 PR tree-optimization/61056
9507 * gimple-fold.c (gimple_fold_builtin_strchr):
9508 New function to optimize strchr (s, 0) to strlen.
9509 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
9511 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
9513 PR tree-optimization/77724
9514 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
9515 Add tree_fits_shwi_p check.
9517 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9519 * auto-inc-dec.c (try_merge): Remove break after return.
9520 * cselib.c (autoinc_split): Likewise.
9521 * explow.c (promote_mode): Likewise.
9522 * fixed-value.c (fixed_arithmetic): Likewise.
9523 * hsa.c (hsa_internal_fn::get_arity): Likewise.
9524 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
9525 * trans-mem.c (get_attrs_for): Likewise.
9526 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
9527 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
9528 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
9529 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
9530 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
9531 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
9532 * config/cris/cris.c (cris_op_str): Likewise.
9533 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
9534 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
9536 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
9538 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
9539 IFN_GOACC_REDUCTION_CODES): New.
9540 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
9541 ifn_goacc_reduction_kind): Use them.
9542 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
9543 of internal functions, when applicable.
9545 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
9547 * config/mips/constraints.md (d): Fix documentation.
9548 * doc/md.texi (Machine Constraints): Update accordingly.
9550 2016-09-27 Richard Biener <rguenther@suse.de>
9552 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
9553 cur_line_info_table initialization ...
9554 (dwarf2out_assembly_start): ... here.
9556 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
9558 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
9559 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
9560 (*thumb2_movhi_vfp): Likewise.
9561 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
9562 template. Expand predicable attribute to mark VMOV.F16 as not
9563 predicable. Add "arch" attribute.
9564 (*thumb2_movhi_fp16): Likewise.
9565 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
9566 (*thumb2_movsi_vfp): Add "arch" attribute.
9568 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
9570 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
9573 2016-09-27 Marek Polacek <polacek@redhat.com>
9575 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
9578 * config/c6x/c6x.h: Adjust fall through comment.
9579 * config/sh/sh.c (final_prescan_insn): Likewise.
9580 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
9581 (visium_expand_fp_cstore): Likewise.
9583 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9585 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
9586 expected by -Wimplicit-fallthrough.
9587 (thumb1_size_rtx_costs): Likewise.
9588 (thumb2_reorg): Likewise.
9589 (tls_mentioned_p): Add "Fall through" comment.
9590 (thumb2_reorg): Likewise.
9591 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
9592 comment form expected by -Wimplicit-fallthrough.
9594 2016-09-27 Martin Liska <mliska@suse.cz>
9596 PR gcov-profile/46266
9597 * input.h (RESERVED_LOCATION_P): New macro.
9598 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
9599 instread of comparison with UNKNOWN_LOCATION.
9601 2016-09-27 Richard Biener <rguenther@suse.de>
9603 PR tree-optimization/77745
9604 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9605 When removing redundant stores make sure to check compatibility
9606 of the TBAA state for downstream accesses.
9607 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
9608 value-numbering virtual operands for store matches.
9610 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
9613 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
9614 movrt patterns. Match them before anything else in the SET case.
9616 2016-09-27 Martin Liska <mliska@suse.cz>
9618 PR gcov-profile/7970
9619 PR gcov-profile/16855
9620 PR gcov-profile/44779
9621 * coverage.c (build_gcov_exit_decl): New function.
9622 (coverage_obj_init): Call the function and generate __gcov_exit
9624 * doc/gcov.texi: Document when __gcov_exit function is called.
9626 2016-09-27 Marek Polacek <polacek@redhat.com>
9629 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9630 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
9631 -Wno-error instead of -Wno-implicit-fallthrough.
9633 2016-09-27 Martin Liska <mliska@suse.cz>
9636 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
9638 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9640 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
9641 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
9642 comments. Remove break after return.
9643 (ix86_fp_compare_code_to_integer, has_dispatch,
9644 ix86_simd_clone_usable): Remove break after return.
9646 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9648 PR rlt-optimization/77714
9649 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
9652 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
9655 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
9656 extract_range_from_unary_expr to convert value_range.
9657 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
9658 (extract_range_from_unary_expr): This.
9659 * tree-vrp.h (extract_range_from_unary_expr): Declare.
9661 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
9663 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
9665 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9667 * config/i386/i386.c (ix86_print_operand)
9668 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
9669 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
9670 (epilogue_renumber): Likewise.
9672 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
9675 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
9676 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
9678 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
9680 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
9681 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
9682 is_mm_seq_cst, is_mm_sync): Move to ...
9683 * memmodel.h: This. New file.
9684 * builtins.c: Include memmodel.h.
9685 * optabs.c: Likewise.
9687 * config/aarch64/aarch64.c: Likewise.
9688 * config/alpha/alpha.c: Likewise.
9689 * config/arm/arm.c: Likewise.
9690 * config/i386/i386.c: Likewise.
9691 * config/ia64/ia64.c: Likewise.
9692 * config/mips/mips.c: Likewise.
9693 * config/rs6000/rs6000.c: Likewise.
9694 * config/sparc/sparc.c: Likewise.
9695 * genconditions.c: Include memmodel.h in generated file.
9696 * genemit.c: Likewise.
9697 * genoutput.c: Likewise.
9698 * genpeep.c: Likewise.
9699 * genpreds.c: Likewise.
9700 * genrecog.c: Likewise.
9702 2016-09-26 David Malcolm <dmalcolm@redhat.com>
9704 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
9705 "c" instead when parsing characters. Move operand parsing into...
9706 (read_rtx_operand): ...this new function, renaming "i" to "idx",
9707 and tightening the scope of various locals.
9709 2016-09-26 Liu Hao <lh_mouse@126.com>
9711 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
9713 2016-09-26 Marek Polacek <polacek@redhat.com>
9715 * system.h: Use __has_attribute to check whether the fallthrough
9716 attribute is supported.
9718 2016-09-26 Marek Polacek <polacek@redhat.com>
9720 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
9721 gimple_call_internal_p.
9722 * ipa-split.c (find_return_bb): Likewise.
9723 (execute_split_functions): Likewise.
9724 * omp-low.c (dump_oacc_loop_part): Likewise.
9725 (oacc_loop_xform_head_tail): Likewise.
9726 * predict.c (predict_loops): Likewise.
9727 * sanopt.c (pass_sanopt::execute): Likewise.
9728 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
9729 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
9730 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
9731 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
9732 (expand_ifn_va_arg): Likewise.
9733 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9734 (optimize_mask_stores): Likewise.
9735 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
9736 (vect_transform_stmt): Likewise.
9737 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
9738 * tsan.c (instrument_memory_accesses): Likewise.
9740 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9741 Alexander Monakov <amonakov@ispras.ru>
9743 * regrename.c (rename_chains): Check
9744 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
9745 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
9746 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9748 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9750 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
9751 (s390_sched_score): Likewise.
9753 2016-09-26 Martin Liska <mliska@suse.cz>
9755 * doc/gcov.texi: Update program output of gcov tool.
9757 2016-09-26 Martin Liska <mliska@suse.cz>
9759 PR gcov-profile/23332
9760 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
9761 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
9762 * value-prof.c (dump_histogram_value): Do not handle
9763 HIST_TYPE_CONST_DELTA.
9764 (stream_in_histogram_value): Likewise.
9765 (gimple_find_values_to_profile): Likewise.
9766 * value-prof.h (enum hist_type): Likewise.
9768 2016-09-26 Martin Liska <mliska@suse.cz>
9770 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
9771 from default sanitize recover values.
9772 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
9773 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
9774 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
9776 * opts.c (finish_options): Do a generic loop over options
9777 that can be recovered.
9778 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
9780 (common_handle_option): Likewise.
9781 * opts.h: Declare can_recover to sanitizer_opts_s.
9783 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
9785 * target.def(elf_flags_numeric): Change documentation to present tense.
9786 * doc/tm.texi: Regenerate.
9788 2016-09-26 Marek Polacek <polacek@redhat.com>
9791 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9792 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
9793 -Wno-switch-fallthrough.
9794 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
9795 (expand_builtin): Likewise.
9796 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
9797 * convert.c (convert_to_real_1): Likewise.
9798 (convert_to_integer_1): Likewise.
9799 * final.c (output_alternate_entry_point): Likewise.
9800 * genattrtab.c (make_canonical): Likewise.
9801 (write_test_expr): Likewise.
9802 * genpreds.c (validate_exp): Likewise.
9803 * gimple-ssa-strength-reduction.c
9804 (find_candidates_dom_walker::before_dom_children): Likewise.
9805 * godump.c (go_format_type): Likewise.
9806 * reload1.c (elimination_effects): Likewise.
9807 * resource.c (mark_referenced_resources): Likewise.
9808 (mark_set_resources): Likewise.
9809 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
9810 * varasm.c (output_addressed_constants): Likewise.
9812 2016-09-26 Marek Polacek <polacek@redhat.com>
9815 * common.opt (Wimplicit-fallthrough): New option.
9816 * doc/extend.texi: Document statement attributes and the fallthrough
9818 * doc/invoke.texi: Document -Wimplicit-fallthrough.
9819 * gimple.h (gimple_call_internal_p): New function.
9820 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
9821 (struct label_entry): New struct.
9822 (find_label_entry): New function.
9823 (case_label_p): New function.
9824 (collect_fallthrough_labels): New function.
9825 (last_stmt_in_scope): New function.
9826 (should_warn_for_implicit_fallthrough): New function.
9827 (warn_implicit_fallthrough_r): New function.
9828 (maybe_warn_implicit_fallthrough): New function.
9829 (expand_FALLTHROUGH_r): New function.
9830 (expand_FALLTHROUGH): New function.
9831 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
9832 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
9833 (gimplify_label_expr): New function.
9834 (gimplify_case_label_expr): Set location.
9835 (gimplify_expr): Call gimplify_label_expr.
9836 * internal-fn.c (expand_FALLTHROUGH): New function.
9837 * internal-fn.def (FALLTHROUGH): New internal function.
9838 * langhooks.c (lang_GNU_OBJC): New function.
9839 * langhooks.h (lang_GNU_OBJC): Declare.
9840 * system.h (gcc_fallthrough): Define.
9841 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
9842 * tree.h (FALLTHROUGH_LABEL_P): Define.
9844 2016-09-26 Richard Biener <rguenther@suse.de>
9846 * dwarf2out.c (stripattributes): Remove unused function.
9847 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
9848 Push dwarf_split_debug_info handling into init_sections_and_labels.
9849 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
9850 (DEBUG_MACRO_SECTION_FLAGS): Remove.
9851 (debug_macinfo_section_name): New global.
9852 (output_macinfo): Use debug_macinfo_section_name.
9853 (init_sections_and_labels): Split out section and label generation
9854 from dwarf2out_init. Set debug_macinfo_section_name.
9855 (dwarf2out_init): Move text section label generation and emission
9857 (dwarf2out_assembly_start): ... here.
9858 (dwarf2out_finish): Call init_sections_and_labels before DWARF
9861 2016-09-26 Richard Biener <rguenther@suse.de>
9864 * cgraphunit.c (analyze_functions): Before early removing
9865 global vars calls the late_global_decl debug handler mark
9866 the variable as readonly.
9868 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
9871 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
9872 (sh_rtx_costs): Handle SET of movt and movrt patterns.
9873 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
9874 declare new overloads.
9875 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
9878 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9880 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
9881 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
9883 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
9885 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
9886 * configure: Regenerate.
9888 2016-09-24 Marek Polacek <polacek@redhat.com>
9891 * doc/invoke.texi: Document -Wbool-operation.
9893 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9895 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
9896 * config/rs6000/rs6000.c (expand_block_compare): New function used by
9897 cmpmemsi pattern to do builtin expansion of memcmp ().
9898 (compute_current_alignment): Add helper function for
9899 expand_block_compare used to compute alignment as the compare proceeds.
9900 (select_block_compare_mode): Used by expand_block_compare to select
9901 the mode used for reading the next chunk of bytes in the compare.
9902 (do_load_for_compare): Used by expand_block_compare to emit the load
9903 insns for the compare.
9904 (rs6000_emit_dot_insn): Moved this function to avoid a forward
9905 reference from expand_block_compare ().
9906 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
9907 prototype for this function.
9908 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
9909 target option for controlling how much code inline expansion of
9910 memcmp() will be allowed to generate.
9912 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9914 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
9915 hook_bool_mode_false, hook_bool_mode_true,
9916 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9917 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9918 hook_bool_const_rtx_insn_const_rtx_insn_true,
9919 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
9920 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
9921 hook_bool_const_tree_hwi_hwi_const_tree_false,
9922 hook_bool_const_tree_hwi_hwi_const_tree_true,
9923 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
9924 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9925 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
9926 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
9927 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
9928 hook_bool_const_tree_true, hook_bool_tree_tree_false,
9929 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
9930 hook_bool_rtx_insn_true, hook_bool_rtx_false,
9931 hook_bool_uintp_uintp_false,
9932 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
9933 hook_rtx_tree_int_null, hook_uint_mode_0,
9934 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
9935 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
9936 hook_constcharptr_const_rtx_insn_null,
9937 hook_constcharptr_const_tree_const_tree_null,
9938 hook_constcharptr_int_const_tree_null,
9939 hook_constcharptr_int_const_tree_const_tree_null,
9940 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
9941 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
9942 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
9944 * vec.h (vNULL): Extend comment to say = vNULL initialization
9945 isn't needed for static vars.
9947 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
9948 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
9949 = vNULL initialization of file scope vec.
9950 * passes.c (pass_tab, enabled_pass_uid_range_tab,
9951 disabled_pass_uid_range_tab): Likewise.
9952 * haifa-sched.c (sched_luids, h_i_d): Likewise.
9953 * tree-chkp-opt.c (check_infos): Likewise.
9954 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
9956 * vec.h (vnull::operator vec): Add constexpr keyword for
9959 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
9961 PR tree-optimization/77654
9962 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
9963 to duplicate_ssa_name_ptr_info.
9965 2016-09-23 David Malcolm <dmalcolm@redhat.com>
9967 PR preprocessor/77672
9968 * input.c (selftest::test_lexer_string_locations_simple): Update
9969 test to expect location information of the terminator character
9970 at the location of the final closing quote.
9971 (selftest::test_lexer_string_locations_hex): Likewise.
9972 (selftest::test_lexer_string_locations_oct): Likewise.
9973 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
9974 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
9975 (selftest::test_lexer_string_locations_ucn4): Likewise.
9976 (selftest::test_lexer_string_locations_ucn8): Likewise.
9977 (selftest::test_lexer_string_locations_u8): Likewise.
9978 (selftest::test_lexer_string_locations_utf8_source): Likewise.
9979 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
9980 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
9981 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
9982 (selftest::test_lexer_string_locations_macro): Likewise.
9983 (selftest::test_lexer_string_locations_long_line): Likewise.
9985 2016-09-23 Richard Biener <rguenther@suse.de>
9987 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
9988 virtual definition to virtual use if the call devirtualizes
9989 to a const or pure function.
9990 (visit_use): Also visit calls we can devirtualize to a
9991 const or pure function.
9993 2016-09-23 Richard Biener <rguenther@suse.de>
9995 PR tree-optimization/77697
9996 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
9997 signal error if we have sth ternary or unhandled.
9999 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10001 * config/arm/arm_neon.h (vabd_f16): New.
10035 (vcvt_f16_s16): New.
10036 (vcvt_f16_u16): New.
10037 (vcvt_s16_f16): New.
10038 (vcvt_u16_f16): New.
10039 (vcvtq_f16_s16): New.
10040 (vcvtq_f16_u16): New.
10041 (vcvtq_s16_f16): New.
10042 (vcvtq_u16_f16): New.
10043 (vcvta_s16_f16): New.
10044 (vcvta_u16_f16): New.
10045 (vcvtaq_s16_f16): New.
10046 (vcvtaq_u16_f16): New.
10047 (vcvtm_s16_f16): New.
10048 (vcvtm_u16_f16): New.
10049 (vcvtmq_s16_f16): New.
10050 (vcvtmq_u16_f16): New.
10051 (vcvtn_s16_f16): New.
10052 (vcvtn_u16_f16): New.
10053 (vcvtnq_s16_f16): New.
10054 (vcvtnq_u16_f16): New.
10055 (vcvtp_s16_f16): New.
10056 (vcvtp_u16_f16): New.
10057 (vcvtpq_s16_f16): New.
10058 (vcvtpq_u16_f16): New.
10059 (vcvt_n_f16_s16): New.
10060 (vcvt_n_f16_u16): New.
10061 (vcvtq_n_f16_s16): New.
10062 (vcvtq_n_f16_u16): New.
10063 (vcvt_n_s16_f16): New.
10064 (vcvt_n_u16_f16): New.
10065 (vcvtq_n_s16_f16): New.
10066 (vcvtq_n_u16_f16): New.
10074 (vmaxnmq_f16): New.
10078 (vminnmq_f16): New.
10080 (vmul_lane_f16): New.
10083 (vmulq_lane_f16): New.
10084 (vmulq_n_f16): New.
10091 (vrecpeq_f16): New.
10104 (vrsqrte_f16): New.
10105 (vrsqrteq_f16): New.
10107 (vrecpsq_f16): New.
10108 (vrsqrts_f16): New.
10109 (vrsqrtsq_f16): New.
10113 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10115 * config.gcc (extra_headers): Add arm_fp16.h
10116 * config/arm/arm_fp16.h: New.
10117 * config/arm/arm_neon.h: Include "arm_fp16.h".
10119 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10121 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10123 (vmulf): New (v8hf, v4hf variants).
10124 (vfma): New (v8hf, v4hf variants).
10125 (vfms): New (v8hf, v4hf variants).
10126 (vsub): New (v8hf, v4hf variants).
10127 (vcage): New (v8hf, v4hf variants).
10128 (vcagt): New (v8hf, v4hf variants).
10129 (vcale): New (v8hf, v4hf variants).
10130 (vcalt): New (v8hf, v4hf variants).
10131 (vceq): New (v8hf, v4hf variants).
10132 (vcgt): New (v8hf, v4hf variants).
10133 (vcge): New (v8hf, v4hf variants).
10134 (vcle): New (v8hf, v4hf variants).
10135 (vclt): New (v8hf, v4hf variants).
10136 (vceqz): New (v8hf, v4hf variants).
10137 (vcgez): New (v8hf, v4hf variants).
10138 (vcgtz): New (v8hf, v4hf variants).
10139 (vcltz): New (v8hf, v4hf variants).
10140 (vclez): New (v8hf, v4hf variants).
10141 (vabd): New (v8hf, v4hf variants).
10142 (vmaxf): New (v8hf, v4hf variants).
10143 (vmaxnm): New (v8hf, v4hf variants).
10144 (vminf): New (v8hf, v4hf variants).
10145 (vminnm): New (v8hf, v4hf variants).
10146 (vpmaxf): New (v4hf variant).
10147 (vpminf): New (v4hf variant).
10148 (vpadd): New (v4hf variant).
10149 (vrecps): New (v8hf, v4hf variants).
10150 (vrsqrts): New (v8hf, v4hf variants).
10151 (vabs): New (v8hf, v4hf variants).
10152 (vneg): New (v8hf, v4hf variants).
10153 (vrecpe): New (v8hf, v4hf variants).
10154 (vrnd): New (v8hf, v4hf variants).
10155 (vrnda): New (v8hf, v4hf variants).
10156 (vrndm): New (v8hf, v4hf variants).
10157 (vrndn): New (v8hf, v4hf variants).
10158 (vrndp): New (v8hf, v4hf variants).
10159 (vrndx): New (v8hf, v4hf variants).
10160 (vrsqrte): New (v8hf, v4hf variants).
10161 (vmul_lane): Add v4hf and v8hf variants.
10162 (vmul_n): Add v4hf and v8hf variants.
10163 (vext): New (v8hf, v4hf variants).
10164 (vcvts): New (v8hi, v4hi variants).
10165 (vcvts): New (v8hf, v4hf variants).
10166 (vcvtu): New (v8hi, v4hi variants).
10167 (vcvtu): New (v8hf, v4hf variants).
10168 (vcvts_n): New (v8hf, v4hf variants).
10169 (vcvtu_n): New (v8hi, v4hi variants).
10170 (vcvts_n): New (v8hi, v4hi variants).
10171 (vcvtu_n): New (v8hf, v4hf variants).
10172 (vbsl): New (v8hf, v4hf variants).
10173 (vcvtas): New (v8hf, v4hf variants).
10174 (vcvtau): New (v8hf, v4hf variants).
10175 (vcvtms): New (v8hf, v4hf variants).
10176 (vcvtmu): New (v8hf, v4hf variants).
10177 (vcvtns): New (v8hf, v4hf variants).
10178 (vcvtnu): New (v8hf, v4hf variants).
10179 (vcvtps): New (v8hf, v4hf variants).
10180 (vcvtpu): New (v8hf, v4hf variants).
10182 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10184 * config/arm/arm-builtins.c (hf_UP): New.
10186 (vfp_builtin_data): New. Update comment.
10187 (enum arm_builtins): Include "arm_vfp_builtins.def".
10188 (ARM_BUILTIN_VFP_PATTERN_START): New.
10189 (arm_init_vfp_builtins): New.
10190 (arm_init_builtins): Add arm_init_vfp_builtins.
10191 (arm_expand_vfp_builtin): New.
10192 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10194 * config/arm/arm_vfp_builtins.def: New file.
10195 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10196 (arm-builtins.o): Likewise.
10198 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10201 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10202 from constant while creating value range.
10204 2016-09-23 Renlin Li <renlin.li@arm.com>
10206 * ira.c (ira): Move ira_use_lra_p initialization code to ...
10207 (ira_init_once): Here.
10209 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
10210 Jakub Jelinek <jakub@redhat.com>
10212 * hooks.h (hook_uint_uintp_false): Rename to...
10213 (hook_bool_uint_uintp_false): ... this.
10214 * hooks.c (hook_uint_uintp_false): Rename to...
10215 (hook_bool_uint_uintp_false): ... this.
10216 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
10217 instead of hook_uint_uintp_false.
10219 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10221 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
10222 (arm_init_builtins): Move body of a loop to the standalone
10223 function arm_init_neon_builtin.
10224 (arm_expand_neon_builtin_1): New. Update comment. Function body
10225 moved from arm_neon_builtin with some white-space fixes.
10226 (arm_expand_neon_builtin): Move code into the standalone function
10227 arm_expand_neon_builtin_1.
10229 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10231 * config/arm/iterators.md (VCVTHI): New.
10232 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
10233 (NEON_VAGLTE): New.
10234 (VFM_LANE_AS): New.
10236 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
10237 (V_HALF): Add V4HF. Fix white-space.
10238 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
10239 (V_s_elem): Likewise.
10240 (V_sz_elem): Fix white-space.
10241 (V_elem_ch): Likewise.
10243 (scalar_mul_constraint): Add V8HF and V4HF.
10244 (Is_float_mode): Fix white-space.
10245 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
10246 (q): Add HF. Fix white-space.
10249 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
10250 (neon_vfm_lane_as): New.
10251 * config/arm/neon.md (add<mode>3_fp16): New.
10252 (sub<mode>3_fp16): New.
10253 (mul<mode>3add<mode>_neon): New.
10254 (fma<VH:mode>4_intrinsic): New.
10255 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
10256 (fmsub<VH:mode>4_intrinsic): New.
10257 (<absneg_str><mode>2): New.
10258 (neon_v<absneg_str><mode>): New.
10259 (neon_v<fp16_rnd_str><mode>): New.
10260 (neon_vrsqrte<mode>): New.
10261 (neon_vpaddv4hf): New.
10262 (neon_vadd<mode>): New.
10263 (neon_vsub<mode>): New.
10264 (neon_vmulf<mode>): New.
10265 (neon_vfma<VH:mode>): New.
10266 (neon_vfms<VH:mode>): New.
10267 (neon_vc<cmp_op><mode>): New.
10268 (neon_vc<cmp_op><mode>_fp16insn): New
10269 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
10270 (neon_vca<cmp_op><mode>): New.
10271 (neon_vca<cmp_op><mode>_fp16insn): New.
10272 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
10273 (neon_vc<cmp_op>z<mode>): New.
10274 (neon_vabd<mode>): New.
10275 (neon_v<maxmin>f<mode>): New.
10276 (neon_vp<maxmin>fv4hf: New.
10277 (neon_<fmaxmin_op><mode>): New.
10278 (neon_vrecps<mode>): New.
10279 (neon_vrsqrts<mode>): New.
10280 (neon_vrecpe<mode>): New (VH variant).
10281 (neon_vdup_lane<mode>_internal): New.
10282 (neon_vdup_lane<mode>): New.
10283 (neon_vcvt<sup><mode>): New (VCVTHI variant).
10284 (neon_vcvt<sup><mode>): New (VH variant).
10285 (neon_vcvt<sup>_n<mode>): New (VH variant).
10286 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
10287 (neon_vcvt<vcvth_op><sup><mode>): New.
10288 (neon_vmul_lane<mode>): New.
10289 (neon_vmul_n<mode>): New.
10290 * config/arm/unspecs.md (UNSPEC_VCALE): New
10291 (UNSPEC_VCALT): New.
10292 (UNSPEC_VFMA_LANE): New.
10293 (UNSPECS_VFMS_LANE): New.
10295 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10297 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
10298 ("*extzv<mode><clobbercc_or_nocc>"):
10299 Correct a typo in a comment.
10301 ("*insv<mode>_zEC12", "*insv<mode>_z10")
10302 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
10303 ("*insv<mode>_zEC12_appendbitsleft")
10304 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
10305 ("*insv<mode>_z10_appendbitsleft"): Ditto.
10306 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
10307 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
10308 Provide pattern with operands switched.
10309 ("*pre_z10_extv<mode>"):
10310 Use new subst patterns.
10311 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
10312 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
10313 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
10314 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
10315 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
10316 ("*<risbg_n>_sidi_ior_and_lshiftrt")
10317 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
10319 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
10320 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
10321 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
10323 ("SINT"): New mode_iterator with SI, HI, QI.
10324 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
10325 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
10328 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10330 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
10331 new interface of s390_contiguous_bitmask_p.
10332 ("contiguous_bitmask_nowrap_operand"): New predicate.
10333 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
10334 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
10335 of s390_contiguous_bitmask_p.
10336 ("NxxDw"): Rename NxxDq constraint to NxxDw.
10337 ("NxxSw"): New constraint.
10338 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
10339 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
10341 (s390_contiguous_bitmask_nowrap_p): Export.
10342 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
10343 former s390_contiguous_bitmask_p.
10344 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
10345 detect contiguous bit ranges with wraparound. Change signature to
10346 return START and END position instead of POS and LENGTH.
10347 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
10348 ranges with wraparound.
10349 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
10350 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
10351 Adapt to new signature of s390_contiguous_bitmask_p.
10353 2016-09-23 Bin Cheng <bin.cheng@arm.com>
10355 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
10356 (create_intersect_range_checks): New.
10357 (vect_create_cond_for_alias_checks): Call above function.
10359 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10361 * config/arm/iterators.md (Code iterators): Fix some white-space
10365 (FCVT): Moved from vfp.md.
10366 (VCVT_HF_US_N): New.
10367 (VCVT_SI_US_N): New.
10372 (FCVTI32typename): Moved from vfp.md.
10373 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
10374 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
10375 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
10376 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
10377 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
10379 (fp16_rnd_str): New.
10380 (fp16_rnd_insn): New.
10381 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
10382 (UNSPEC_VCVT_HF_U_N): New.
10383 (UNSPEC_VCVT_SI_S_N): New.
10384 (UNSPEC_VCVT_SI_U_N): New.
10385 (UNSPEC_VCVTH_S): New.
10386 (UNSPEC_VCVTH_U): New.
10387 (UNSPEC_VCVTA_S): New.
10388 (UNSPEC_VCVTA_U): New.
10389 (UNSPEC_VCVTM_S): New.
10390 (UNSPEC_VCVTM_U): New.
10391 (UNSPEC_VCVTN_S): New.
10392 (UNSPEC_VCVTN_U): New.
10393 (UNSPEC_VCVTP_S): New.
10394 (UNSPEC_VCVTP_U): New.
10395 (UNSPEC_VCVTP_S): New.
10396 (UNSPEC_VCVTP_U): New.
10397 (UNSPEC_VRND): New.
10398 (UNSPEC_VRNDA): New.
10399 (UNSPEC_VRNDI): New.
10400 (UNSPEC_VRNDM): New.
10401 (UNSPEC_VRNDN): New.
10402 (UNSPEC_VRNDP): New.
10403 (UNSPEC_VRNDX): New.
10404 * config/arm/vfp.md (<absneg_str>hf2): New.
10405 (neon_vabshf): New.
10406 (neon_v<fp16_rnd_str>hf): New.
10407 (neon_vrndihf): New.
10412 (*mulsf3neghf_vfp): New.
10413 (*negmulhf3_vfp): New.
10414 (*mulsf3addhf_vfp): New.
10415 (*mulhf3subhf_vfp): New.
10416 (*mulhf3neghfaddhf_vfp): New.
10417 (*mulhf3neghfsubhf_vfp): New.
10419 (neon_vfmahf): New.
10420 (fmsubhf4_fp16): New.
10421 (neon_vfmshf): New.
10424 (neon_vsqrthf): New.
10425 (neon_vrsqrtshf): New.
10426 (FCVT): Move to iterators.md.
10427 (FCVTI32typename): Likewise.
10428 (neon_vcvth<sup>hf): New.
10429 (neon_vcvth<sup>si): New.
10430 (neon_vcvth<sup>_nhf_unspec): New.
10431 (neon_vcvth<sup>_nhf): New.
10432 (neon_vcvth<sup>_nsi_unspec): New.
10433 (neon_vcvth<sup>_nsi): New.
10434 (neon_vcvt<vcvth_op>h<sup>si): New.
10435 (neon_<fmaxmin_op>hf): New.
10437 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10439 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
10440 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
10441 ("*insv<mode>_zEC12_appendbitsleft")
10442 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
10443 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
10445 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10447 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
10448 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
10449 construct values without normalization.
10450 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
10451 static local lhs_ops to vNULL.
10453 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10454 Jiong Wang <jiong.wang@arm.com>
10456 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
10457 available when FP16 instructions are available.
10458 (output_move_vfp): Add support for 16-bit data moves.
10459 (arm_validize_comparison): Fix some white-space. Support HFmode
10460 by conversion to SFmode.
10461 * config/arm/arm.md (truncdfhf2): Fix a comment.
10462 (extendhfdf2): Likewise.
10464 (movsicc): Fix some white-space.
10466 (movsfcc): Fix some white-space.
10468 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
10469 instructions are available.
10470 (*thumb2_movhi_vfp): Likewise.
10471 (*arm_movhi_fp16): New.
10472 (*thumb2_movhi_fp16): New.
10473 (*movhf_vfp_fp16): New.
10474 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
10475 (*movhf_vfp): Likewise.
10476 (extendhfsf2): Enable when VFP FP16 instructions are available.
10477 (truncsfhf2): Enable when VFP FP16 instructions are available.
10479 2016-09-23 Martin Liska <mliska@suse.cz>
10481 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
10483 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10485 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
10487 (arm_evpc_neon_vtrn): Likewise.
10488 (arm_evpc_neon_vrev): Likewise.
10489 (arm_evpc_neon_vext): Likewise.
10490 * config/arm/arm_neon.h (vbsl_f16): New.
10493 (vdupq_n_f16): New.
10494 (vdup_lane_f16): New.
10495 (vdupq_lane_f16): New.
10499 (vmovq_n_f16): New.
10501 (vrev64q_f16): New.
10508 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
10509 (vdup_lane): New (v8hf, v4hf variants).
10510 (vext): New (v8hf, v4hf variants).
10511 (vbsl): New (v8hf, v4hf variants).
10512 * config/arm/iterators.md (VDQWH): New.
10514 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
10515 (Scalar_mul_8_16): Fix white-space.
10516 (Is_d_reg): Add V4HF and V8HF.
10517 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
10518 (neon_vdup_lane<mode>): New.
10519 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
10520 (*neon_vtrn<mode>_insn): Likewise.
10521 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
10522 (*neon_vzip<mode>_insn): Likewise
10523 (neon_vuzp<mode>_internal): Likewise.
10524 (*neon_vuzp<mode>_insn): Likewise
10525 * config/arm/vec-common.md (vec_perm_const<mode>): New.
10527 2016-09-23 Jiong Wang <jiong.wang@arm.com>
10528 Matthew Wahab <matthew.wahab@arm.com>
10530 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
10531 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
10532 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
10533 available. Also fix some white-space.
10534 * config/arm/vfp.md (*arm_movhi_vfp): New.
10535 (*thumb2_movhi_vfp): New.
10537 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10539 * config/arm/arm-c.c (arm_cpu_builtins): Define
10540 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
10541 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
10543 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10545 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
10546 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
10547 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
10548 arm_v8_2a_fp16_neon_hw.
10549 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
10552 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10554 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
10555 arm_fp16_alternative_ok and arm_fp16_none_ok.
10557 2016-09-23 Martin Liska <mliska@suse.cz>
10559 * ipa-icf.c (sem_variable::merge): Replace adress with address.
10561 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10563 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
10564 ("armv8.2-a"): New.
10565 ("armv8.2-a+fp16"): New.
10566 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
10567 (FL2_FP16INST): New.
10568 (FL2_FOR_ARCH8_2A): New.
10569 * config/arm/arm-tables.opt: Regenerate.
10570 * config/arm/arm.c (arm_arch8_2): New.
10571 (arm_fp16_inst): New.
10572 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
10573 for incompatible fp16-format settings.
10574 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
10575 (TARGET_NEON_FP16INST): New.
10576 (arm_arch8_2): Declare.
10577 (arm_fp16_inst): Declare.
10578 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
10579 march=armv8.2-a and march=armv8.2-a+fp16.
10580 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
10581 and armv8.2-a+fp16.
10582 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
10583 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
10585 2016-09-23 Martin Liska <mliska@suse.cz>
10587 * doc/extend.texi: Remove fused-madd from i386 target options.
10589 2016-09-23 Martin Liska <mliska@suse.cz>
10591 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10594 2016-09-23 Martin Liska <mliska@suse.cz>
10596 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10599 2016-09-23 Martin Liska <mliska@suse.cz>
10602 * config/i386/i386.c (ix86_option_override_internal): Change
10603 signature and return false when there's an error related to
10605 (release_options_strings): New function.
10606 (ix86_valid_target_attribute_tree): Call the function.
10608 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10610 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
10611 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
10612 (gen_hsa_ctor_assignment): Likewise.
10613 * print-tree.c (print_node): Likewise.
10614 * tree-dump.c (dequeue_and_dump): Likewise.
10615 * tree-sra.c (sra_modify_constructor_assign): Likewise.
10616 * expr.c (store_constructor): Likewise.
10617 * fold-const.c (operand_equal_p): Likewise.
10618 * tree-pretty-print.c (dump_generic_node): Likewise.
10619 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
10620 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
10622 2016-09-23 Richard Biener <rguenther@suse.de>
10624 * hooks.h (hook_uint_uintp_false): Declare.
10626 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10628 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
10629 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
10631 2016-09-22 Martin Sebor <msebor@redhat.com>
10634 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
10635 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
10636 (target_int_min): Correct computation.
10637 (format_integer): Use long long as the argument for the ll length
10639 (format_floating): Use target_int_max().
10640 (get_string_length): Same.
10641 (format_string): Avoid setting the bounded flag for strings
10643 (try_substitute_return_value): Avoid setting range info when
10644 the result isn't bounded.
10645 * varasm.c (assemble_name): Increase buffer size.
10647 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
10648 Terry Guo <terry.guo@arm.com>
10650 * target.def (elf_flags_numeric): New target hook.
10651 * targhooks.h (default_asm_elf_flags_numeric): New.
10652 * varasm.c (default_asm_elf_flags_numeric): New.
10653 (default_elf_asm_named_section): Use new target hook.
10654 * config/arm/arm.opt (mpure-code): New.
10655 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
10656 * config/arm/arm.c (arm_asm_init_sections): Add section
10657 attribute to default text section if -mpure-code.
10658 (arm_option_check_internal): Diagnose use of option with
10659 non supported targets and/or options.
10660 (arm_asm_elf_flags_numeric): New.
10661 (arm_function_section): New.
10662 (arm_elf_section_type_flags): New.
10663 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
10665 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
10666 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
10668 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
10670 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
10672 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10674 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
10675 * rtl.h: Adjust prototype.
10677 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10679 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
10680 (prev_active_insn): Likewise.
10681 (active_insn_p): Likewise.
10682 * rtl.h: Adjust prototypes.
10683 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
10684 * config/arc/arc.md: Likewise.
10685 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
10686 (branch_needs_nop_p): Likewise.
10687 (use_skip_p): Likewise.
10688 * config/sh/sh.c (gen_block_redirect): Likewise.
10689 (split_branches): Likewise.
10690 * reorg.c (optimize_skip): Likewise.
10691 (fill_simple_delay_slots): Likewise.
10692 (fill_slots_from_thread): Likewise.
10693 (relax_delay_slots): Likewise.
10694 * resource.c (mark_target_live_regs): Likewise.
10696 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10698 * config/cris/cris.c (cris_asm_output_case_end): Change argument
10699 type to rtx_insn *.
10700 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
10701 (prev_nonnote_nondebug_insn): Likewise.
10702 * config/cris/cris-protos.h: Adjust prototype.
10704 * jump.c (rtx_renumbered_equal_p): Adjust.
10706 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10708 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
10709 * rtl.h: Adjust prototype.
10710 * config/sh/sh.md: Adjust.
10711 * dwarf2out.c (add_var_loc_to_decl): Likewise.
10713 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10715 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
10716 (prev_nondebug_insn): Likewise.
10717 * loop-doloop.c (doloop_condition_get): Likewise.
10718 * rtl.h: Adjust prototype.
10719 * cfgloop.h: Likewise.
10721 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10723 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
10724 (prev_nonnote_insn): Likewise.
10725 * jump.c (reversed_comparison_code_parts): Likewise.
10726 (reversed_comparison): Likewise.
10727 * rtl.h: Adjust prototypes.
10728 * config/arc/arc.md: Adjust.
10729 * cse.c (find_comparison_args): Likewise.
10730 * reorg.c (redundant_insn): Change return type to rtx_insn *.
10731 (fix_reg_dead_note): Change argument type to rtx_insn *.
10732 (delete_prior_computation): Likewise.
10733 (delete_computation): Likewise.
10734 (fill_slots_from_thread): Adjust.
10735 (relax_delay_slots): Likewise.
10736 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
10737 (simplify_relational_operation_1): Likewise.
10738 (simplify_ternary_operation): Likewise.
10740 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10742 * config/arc/arc-protos.h (arc_label_align): Change type of
10743 variables from rtx to rtx_insn *.
10744 * config/arc/arc.c (arc_label_align): Likewise.
10745 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
10746 * config/bfin/bfin.c (workaround_speculation): Likewise.
10747 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
10748 (find_last_same_clock): Likewise.
10749 (reorg_split_calls): Likewise.
10750 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
10751 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
10752 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
10753 (same_cmp_following_p): Likewise.
10754 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
10755 (same_cmp_following_p): Likwise.
10756 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
10757 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
10758 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
10759 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
10760 (rl78_alloc_physical_registers_cmp): Likewise.
10761 (rl78_alloc_physical_registers_umul): Likewise.
10762 (rl78_calculate_death_notes): Likewise.
10763 * config/s390/s390-protos.h (s390_label_align): Likewise.
10764 * config/s390/s390.c (s390_label_align): Likewise.
10765 * config/sh/sh.c (barrier_align): Likewise.
10766 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
10767 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
10768 (emit_cbcond_nop): Likewise.
10770 2016-09-22 Martin Liska <mliska@suse.cz>
10773 * ipa-icf.c (sem_variable::merge): Yield merge operation if
10774 alias address matters, not necessarily address of original.
10776 2016-09-22 Richard Biener <rguenther@suse.de>
10778 PR middle-end/77697
10779 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
10782 2016-09-22 Richard Biener <rguenther@suse.de>
10784 PR middle-end/77677
10785 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
10786 from constant folding results.
10787 (gimple_resimplify2): Likewise.
10788 (gimple_resimplify3): Likewise.
10790 2016-09-22 Richard Biener <rguenther@suse.de>
10792 PR middle-end/77678
10793 * expr.c (expand_expr_real_1): Guard array access against negative
10796 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10798 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
10800 (format_floating): Likewise.
10802 2016-09-22 Jakub Jelinek <jakub@redhat.com>
10805 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
10806 for all IFN_GOMP_SIMD_* internal fns, not just for
10807 IFN_GOMP_SIMD_ORDERED_*.
10809 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10812 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
10813 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
10814 instructions when you want to invert the test.
10815 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
10816 correct order for XXSEL.
10817 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
10818 for using XSCMP{EQ,GT,GE}DP.
10820 2016-09-21 David Malcolm <dmalcolm@redhat.com>
10822 * genconstants.c (main): Introduce noop_reader and convert call
10823 to read_md_files to a method call.
10824 * genenums.c (main): Likewise.
10825 * genmddeps.c (main): Likewise.
10826 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
10827 rtx_reader_ptr->get_top_level_filename ().
10828 (write_tm_preds_h): Likewise.
10829 (write_insn_preds_c): Likewise.
10830 * gensupport.c (class gen_reader): New subclass of rtx_reader.
10831 (rtx_handle_directive): Convert to...
10832 (gen_reader::handle_unknown_directive): ...this.
10833 (init_rtx_reader_args_cb): Convert return type from bool to
10834 rtx_reader *. Create a gen_reader instance, using it for the
10835 call to read_md_files. Return it if no errors occur.
10836 (init_rtx_reader_args): Convert return type from bool to
10838 * gensupport.h (init_rtx_reader_args_cb): Likewise.
10839 (init_rtx_reader_args_cb): Likewise.
10840 * read-md.c (struct file_name_list): Move to class rtx_reader.
10841 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
10842 (read_md_filename): Delete in favor of
10843 rtx_reader::m_read_md_filename.
10844 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
10845 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
10846 (base_dir): Delete in favor of rtx_reader::m_base_dir.
10847 (first_dir_md_include): Delete in favor of
10848 rtx_reader::m_first_dir_md_include.
10849 (last_dir_md_include_ptr): Delete in favor of
10850 rtx_reader::m_last_dir_md_include_ptr.
10851 (max_include_len): Delete.
10852 (rtx_reader_ptr): New.
10853 (fatal_with_file_and_line): Use get_filename and get_lineno
10854 accessors of rtx_reader_ptr.
10855 (require_char_ws): Likewise.
10856 (rtx_reader::read_char): New method, based on ::read_char.
10857 (rtx_reader::unread_char): New method, based on ::unread_char.
10858 (read_escape): Use get_filename and get_lineno accessors of
10860 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
10861 (read_string): Use get_filename and get_lineno accessors of
10863 (rtx_reader::rtx_reader): New ctor.
10864 (rtx_reader::~rtx_reader): New dtor.
10865 (handle_include): Convert from a function to...
10866 (rtx_reader::handle_include): ...this method, converting
10867 handle_directive from a callback to a virtual function.
10868 (handle_file): Likewise, converting to...
10869 (rtx_reader::handle_file): ...this method.
10870 (handle_toplevel_file): Likewise, converting to...
10871 (rtx_reader::handle_toplevel_file): ...this method.
10872 (rtx_reader::get_current_location): New method.
10873 (parse_include): Convert from a function to...
10874 (rtx_reader::add_include_path): ...this method, dropping redundant
10875 update to unused max_include_len.
10876 (read_md_files): Convert from a function to...
10877 (rtx_reader::read_md_files): ...this method, converting
10878 handle_directive from a callback to a virtual function.
10879 (noop_reader::handle_unknown_directive): New method.
10880 * read-md.h (directive_handler_t): Delete this typedef.
10881 (in_fname): Delete.
10882 (read_md_file): Delete.
10883 (read_md_lineno): Delete.
10884 (read_md_filename): Delete.
10885 (class rtx_reader): New class.
10886 (rtx_reader_ptr): New decl.
10887 (class noop_reader): New subclass of rtx_reader.
10888 (read_char): Reimplement in terms of rtx_reader::read_char.
10889 (unread_char): Reimplement in terms of rtx_reader::unread_char.
10890 (read_md_files): Delete.
10891 * read-rtl.c (read_rtx_code): Update for deletion of globals
10892 read_md_filename and read_md_lineno.
10894 2016-09-21 Jason Merrill <jason@redhat.com>
10896 * input.h (from_macro_definition_at): New.
10898 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
10900 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
10902 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10904 PR tree-optimization/77550
10905 * tree-vect-stmts.c (create_array_ref): Change parameters.
10906 (get_group_alias_ptr_type): New function.
10907 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
10909 2016-09-21 Marek Polacek <polacek@redhat.com>
10911 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10912 Add falls through comment.
10914 2016-09-21 Richard Biener <rguenther@suse.de>
10916 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
10917 (replace_child): Likewise.
10918 (remove_child_TAG): Adjust.
10919 (move_marked_base_types): Likewise.
10920 (prune_unused_types_prune): Clear die_sib of removed children.
10922 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
10925 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
10926 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
10928 2016-09-21 Richard Biener <rguenther@suse.de>
10930 PR tree-optimization/77648
10931 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
10933 (make_transitive_closure_constraints): Adjust comment.
10934 (make_any_offset_constraints): New function.
10935 (handle_rhs_call): Make sure to first expand a pointer to all
10936 subfields before transitively closing it.
10937 (handle_const_call): Likewise. Properly expand returned
10939 (handle_pure_call): Likewise.
10941 2016-09-21 Richard Biener <rguenther@suse.de>
10942 Jakub Jelinek <jakub@redhat.com>
10944 PR tree-optimization/77621
10945 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
10946 group at non-vectorizable stmts.
10948 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10950 PR tree-optimization/72835
10951 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
10952 (make_new_ssa_for_all_defs): Likewise.
10953 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
10955 2016-09-20 Martin Sebor <msebor@redhat.com>
10957 PR middle-end/49905
10958 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
10959 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
10960 * config/linux.c (gnu_libc_printf_pointer_format): New function.
10961 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
10962 * config/sol2.c (solaris_printf_pointer_format): New function.
10963 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
10965 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
10966 * doc/tm.texi: Regenerate.
10967 * gimple-fold.h (get_range_strlen): New function.
10968 (get_maxval_strlen): Declare existing function.
10969 * gimple-fold.c (get_range_strlen): Add arguments and compute both
10970 maximum and minimum.
10971 (get_range_strlen): Define overload.
10972 (get_maxval_strlen): Adjust.
10973 * gimple-ssa-sprintf.c: New file and pass.
10974 * passes.def (pass_sprintf_length): Add new pass.
10975 * targhooks.h (default_printf_pointer_format): Declare new function.
10976 (gnu_libc_printf_pointer_format): Same.
10977 (solaris_libc_printf_pointer_format): Same.
10978 * targhooks.c (default_printf_pointer_format): Define new function.
10979 * tree-pass.h (make_pass_sprintf_length): Declare new function.
10980 * print-tree.c: Increase buffer size.
10982 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10984 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
10986 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
10988 * common.opt: New option -fipa-vrp.
10989 * ipa-cp.c (ipa_get_vr_lat): New.
10990 (ipcp_vr_lattice::print): Likewise.
10991 (print_all_lattices): Call ipcp_vr_lattice::print.
10992 (ipcp_vr_lattice::meet_with): New.
10993 (ipcp_vr_lattice::meet_with_1): Likewise.
10994 (ipcp_vr_lattice::top_p): Likewise.
10995 (ipcp_vr_lattice::bottom_p): Likewsie.
10996 (ipcp_vr_lattice::set_to_bottom): Likewise.
10997 (set_all_contains_variable): Call VR set_to_bottom.
10998 (initialize_node_lattices): Init VR lattices.
10999 (propagate_vr_accross_jump_function): New.
11000 (propagate_constants_accross_call): Call
11001 propagate_vr_accross_jump_function.
11002 (ipcp_store_vr_results): New.
11003 (ipcp_driver): Handle VR.
11004 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
11005 (ipa_set_jf_unknown): Likewise.
11006 (ipa_compute_jump_functions_for_edge): Likewise.
11007 (ipa_node_params_t::duplicate): Likewise.
11008 (ipa_write_jump_function): Likewise.
11009 (ipa_read_jump_function): Likewise.
11010 (write_ipcp_transformation_info): Likewise.
11011 (read_ipcp_transformation_info): Likewise.
11012 (ipcp_update_vr): New.
11013 (ipcp_transform_function): Handle VR.
11014 * ipa-prop.h (struct ipa_vr): New.
11015 * cgraph.c: Include tree-vrp.h.
11016 * cgraphunit.c: Likewise.
11017 * ipa-utils.c: Likewise.
11019 * opts.c: Likewise.
11020 * toplev.c: Likewise.
11021 * ipa-devirt.c: Likewise.
11022 * ipa-inline-transform.c: Likewise.
11023 * ipa-inline.c: Likewise.
11024 * ipa-profile.c: Likewise.
11026 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11028 * doc/invoke.texi: Document -fdump-tree-evrp.
11029 * passes.def: Define new pass_early_vrp.
11030 * timevar.def: Define new TV_TREE_EARLY_VRP.
11031 * tree-pass.h (make_pass_early_vrp): New.
11032 * tree-ssa-propagate.c: Make replace_uses_in non static.
11033 * tree-ssa-propagate.h: Export replace_uses_in.
11034 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
11035 (extract_range_from_assert): Factor out
11036 extract_range_for_var_from_comparison_expr.
11037 (vrp_initialize_lattice): New.
11038 (vrp_initialize): Factor out vrp_initialize_lattice.
11039 (vrp_valueize): Fix it to reject complex value ranges.
11040 (vrp_free_lattice): New.
11041 (evrp_dom_walker::before_dom_children): Likewise.
11042 (evrp_dom_walker::after_dom_children): Likewise.
11043 (evrp_dom_walker::push_value_range): Likewise.
11044 (evrp_dom_walker::pop_value_range): Likewise.
11045 (execute_early_vrp): Likewise.
11046 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
11047 (make_pass_early_vrp): New.
11049 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11051 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
11052 instead of exact_log2.
11054 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11057 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
11058 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
11059 (ix86_add_stmt_cost): Penalize DFmode vector operations
11060 for !TARGET_VECTORIZE_DOUBLE.
11062 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
11064 * doc/invoke.texi (Warning Options): Simplify language.
11065 (Optimize Options): Complete sentence.
11067 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
11069 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
11072 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
11075 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
11076 inits on power8 and above, use the VMRGEW instruction instead of a
11079 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
11080 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
11083 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11085 * config/aarch64/arm_neon.h
11086 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
11087 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
11088 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
11090 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
11092 * config/var/vax.h (ELIMINABLE_REGS): Define.
11093 (INITIAL_ELIMINATION_OFFSET): Define.
11095 2016-09-20 Jakub Jelinek <jakub@redhat.com>
11097 PR middle-end/77624
11098 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
11099 cast to void * if the cast is from some other pointer type.
11101 2016-09-20 Richard Biener <rguenther@suse.de>
11103 PR tree-optimization/77646
11104 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
11107 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11109 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
11110 attributes to all inlined functions and make them extern.
11112 2016-09-20 Richard Biener <rguenther@suse.de>
11114 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11116 * debug.c (do_nothing_debug_hooks): Adjust.
11117 * dbxout.c (dbx_debug_hooks): Likewise.
11118 * sdbout.c (sdb_debug_hooks): Likewise.
11119 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11120 (dwarf2out_finish): Move producer, filename and
11121 path annotation ...
11122 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11123 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11125 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11128 * doc/invoke.texi: Document -Wint-in-bool-context.
11130 PR middle-end/77421
11131 * dwarf2out.c (output_loc_operands): Fix an assertion.
11133 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11135 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11136 (CR_DECIMAL_DIG): New macro.
11138 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11140 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11143 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11145 PR rtl-optimization/77416
11146 * lra-remat.c (operand_to_remat): Process hard coded insn
11149 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11151 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11152 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11154 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11156 * target.def (lra_p): Wordsmithing.
11157 * doc/tm.texi: Regenerate.
11159 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11160 Jan Hubicka <jh@suse.cz>
11163 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11164 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11165 Call ultimate_alias_target just once, not up to 4 times.
11167 2016-09-19 Richard Biener <rguenther@suse.de>
11169 * dwarf2out.c (early_dwarf_finished): New global.
11170 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11172 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11173 if called from LTO exit early.
11174 (dwarf2out_late_global_decl): When being during the early
11175 debug phase do not add locations but only const value attributes.
11176 Adjust the way we generate early DIEs for LTO.
11178 2016-09-19 Richard Biener <rguenther@suse.de>
11180 PR middle-end/77605
11181 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11182 proper niter to bound the loops.
11184 2016-09-19 Richard Biener <rguenther@suse.de>
11186 PR tree-optimization/77514
11187 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11188 search for folded stmt.
11190 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11192 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11193 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11194 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11195 fsm_find_thread_path, profitable_jump_thread_path,
11196 fsm_find_control_statement_thread_paths,
11197 find_jump_threads_backwards): Add speed_p parameter.
11198 (pass_data_early_thread_jumps): New pass.
11199 (make_pass_early_thread_jumps): New function.
11201 2016-09-17 Andreas Schwab <schwab@suse.de>
11203 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11204 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11206 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
11208 * recog.c (rest_of_handle_split_after_reload): Delete.
11209 (pass_split_after_reload::gate): New method.
11210 (pass_split_after_reload::execute): Call split_all_insns directly.
11212 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
11214 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
11215 parameters for functions taking long long arguments.
11217 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11220 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
11221 splat with truncate.
11223 2016-09-16 Jason Merrill <jason@redhat.com>
11225 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
11227 * hwint.c (exact_log2): Use pow2p_hwi.
11228 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
11229 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
11230 * builtins.c (get_object_alignment_2, get_object_alignment)
11231 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
11233 * calls.c (compute_argument_addresses, store_one_arg): Use
11235 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
11236 * combine.c (force_to_mode): Use least_bit_hwi.
11237 (contains_muldiv, find_split_point, combine_simplify_rtx)
11238 (simplify_if_then_else, simplify_set, force_to_mode)
11239 (if_then_else_cond, simplify_and_const_int_1)
11240 (simplify_compare_const): Use pow2p_hwi.
11241 * cse.c (fold_rtx): Use pow2p_hwi.
11242 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
11244 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
11245 (init_expmed_one_conv): Use pow2p_hwi.
11246 * expr.c (is_aligning_offset): Use pow2p_hwi.
11247 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
11248 (fold_binary_loc): Use pow2p_hwi.
11249 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
11250 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
11251 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
11252 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
11254 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
11255 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
11256 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
11257 * omp-low.c (oacc_loop_fixed_partitions)
11258 (oacc_loop_auto_partitions): Use least_bit_hwi.
11259 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
11260 * stor-layout.c (place_field): Use least_bit_hwi.
11261 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
11262 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
11263 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
11264 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
11265 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
11266 * tree-vect-data-refs.c (vect_analyze_group_access_1)
11267 (vect_grouped_store_supported, vect_grouped_load_supported)
11268 (vect_permute_load_chain, vect_shift_permute_load_chain)
11269 (vect_transform_grouped_load): Use pow2p_hwi.
11270 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
11271 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
11272 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
11274 * tsan.c (instrument_expr): Use least_bit_hwi.
11275 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
11277 2016-09-16 Andreas Schwab <schwab@suse.de>
11279 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
11280 OFFSET, not offset.
11281 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11283 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11286 * combine.c (rest_of_handle_combine): If any edges have been purged,
11287 free dominators if available.
11289 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11290 Eric Botcazou <ebotcazou@adacore.com>
11292 PR middle-end/77594
11293 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
11294 through into expand_addsub_overflow after expand_neg_overflow.
11296 2016-09-15 David Malcolm <dmalcolm@redhat.com>
11298 * diagnostic-show-locus.c
11299 (selftest::test_fixit_insert_containing_newline): New function.
11300 (selftest::test_fixit_replace_containing_newline): New function.
11301 (selftest::diagnostic_show_locus_c_tests): Call the above.
11303 2016-09-15 Bin Cheng <bin.cheng@arm.com>
11305 PR tree-optimization/77503
11306 * tree-vect-loop.c (vectorizable_reduction): Record reduction
11307 code for CONST_COND_REDUCTION at analysis stage and use it at
11309 * tree-vectorizer.h (struct _stmt_vec_info): New field.
11310 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
11311 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
11314 2016-09-15 Richard Biener <rguenther@suse.de>
11316 PR middle-end/77544
11317 * fold-const.c (split_tree): Do not split constant ~X.
11319 2016-09-15 Jakub Jelinek <jakub@redhat.com>
11321 PR rtl-optimization/77425
11322 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
11325 PR middle-end/77475
11326 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
11327 use %qs instead of %s where desirable, use argument instead of arg in
11328 the diagnostic wording, add list of supported strategies and
11330 (ix86_option_override_internal): Emit target("m...") instead of
11331 option("m...") in the diagnostic. Use %qs instead of %s in invalid
11332 -march/-mtune option diagnostic. Add list of supported arches/tunings
11333 and spellcheck hint. Remove prefix, suffix and sw variables, use
11334 main_args_p ? "..." : "..." in diagnostics to make translation
11337 2016-09-15 Richard Biener <rguenther@suse.de>
11339 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
11340 extra offset argument.
11341 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
11342 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
11343 to reflect new offset parameter.
11344 * doc/tm.texi: Regenerate.
11345 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11346 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
11348 (darwin_asm_output_dwarf_offset): Likewise.
11349 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
11351 (darwin_asm_output_dwarf_offset): Pass offset argument through.
11352 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11353 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11355 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
11358 * ipa-icf.c (set_alias_uids): New function.
11359 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
11360 all the merged variable's referring aliases.
11362 2016-09-15 Richard Biener <rguenther@suse.de>
11364 PR tree-optimization/77514
11365 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
11366 only forced_stmts sequence.
11368 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
11370 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
11371 * cfgexpand.c (update_alias_info_with_stack_vars): Use
11372 FOR_EACH_SSA_NAME to iterate over SSA variables.
11373 (pass_expand::execute): Likewise.
11374 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
11375 * tree-cfg.c (dump_function_to_file): Likewise.
11376 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
11377 (update_ssa): Likewise.
11378 * tree-ssa-alias.c (dump_alias_info): Likewise.
11379 * tree-ssa-ccp.c (ccp_finalize): Likewise.
11380 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
11381 (create_outofssa_var_map): Likewise.
11382 (coalesce_ssa_name): Likewise.
11383 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
11384 * tree-ssa-pre.c (compute_avail): Likewise.
11385 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
11386 (scc_vn_restore_ssa_info): Likewise.
11387 (free_scc_vn): Likwise.
11388 (run_scc_vn): Likewise.
11389 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
11390 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
11391 * tree-ssa-copy.c (fini_copy_prop): Likewise.
11392 * tree-ssa.c (verify_ssa): Likewise.
11394 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
11396 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
11397 and mips64r2 as default 32-bit and 64-bit architectures.
11398 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
11399 as default 32-bit and 64-bit architectures.
11401 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
11403 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
11406 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11408 * target.def (lra_p): Change commentary (for the manual) for the
11410 * doc/tm.texi: Regenerate.
11412 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11414 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
11415 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
11416 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
11417 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
11419 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11421 * targhooks.c (default_lra_p): Return true instead of false.
11423 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11425 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
11426 hook_bool_void_false.
11427 * config/avr/avr.c: Ditto.
11428 * config/bfin/bfin.c: Ditto.
11429 * config/c6x/c6x.c: Ditto.
11430 * config/cr16/cr16.c: Ditto.
11431 * config/cris/cris.c: Ditto.
11432 * config/epiphany/epiphany.c: Ditto.
11433 * config/fr30/fr30.c: Ditto.
11434 * config/frv/frv.c: Ditto.
11435 * config/h8300/h8300.c: Ditto.
11436 * config/ia64/ia64.c: Ditto.
11437 * config/iq2000/iq2000.c: Ditto.
11438 * config/lm32/lm32.c: Ditto.
11439 * config/m32c/m32c.c: Ditto.
11440 * config/m32r/m32r.c: Ditto.
11441 * config/m68k/m68k.c: Ditto.
11442 * config/mcore/mcore.c: Ditto.
11443 * config/microblaze/microblaze.c: Ditto.
11444 * config/mmix/mmix.c: Ditto.
11445 * config/mn10300/mn10300.c: Ditto.
11446 * config/moxie/moxie.c: Ditto.
11447 * config/msp430/msp430.c: Ditto.
11448 * config/nios2/nios2.c: Ditto.
11449 * config/nvptx/nvptx.c: Ditto.
11450 * config/pa/pa.c: Ditto.
11451 * config/pdp11/pdp11.c: Ditto.
11452 * config/rl78/rl78.c: Ditto.
11453 * config/sparc/sparc.c: Ditto.
11454 * config/spu/spu.c: Ditto.
11455 * config/stormy16/stormy16.c: Ditto.
11456 * config/tilegx/tilegx.c: Ditto.
11457 * config/tilepro/tilepro.c: Ditto.
11458 * config/v850/v850.c: Ditto.
11459 * config/vax/vax.c: Ditto.
11460 * config/visium/visium.c: Ditto.
11461 * config/xtensa/xtensa.c: Ditto.
11463 2016-09-14 Jakub Jelinek <jakub@redhat.com>
11466 * tsan.c: Include target.h.
11467 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
11468 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
11469 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
11470 BUILT_IN_ATOMIC_TEST_AND_SET entries.
11471 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
11473 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
11474 Martin Liska <mliska@suse.cz>
11476 PR middle-end/77574
11477 * predict.c (force_edge_cold): Add braces to a condition.
11479 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11481 PR rtl-optimization/77289
11482 * lra-constraints.c (get_final_hard_regno): Removed.
11483 (get_hard_regno): Add new parameter final_p.
11484 (get_reg_class): Directly call lra_get_elimination_hard_regno.
11485 (operands_match_p): Adjust call to get_hard_regno.
11486 (uses_hard_regs_p): Likewise.
11487 (process_alt_operands): Likewise.
11489 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
11492 * config/msp430/msp430.c (msp430_start_function): Emit an error
11493 if a function is both weak and specifies an interrupt number.
11495 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11497 PR tree-optimization/77454
11498 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
11499 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
11502 2016-09-13 Tamar Christina <tamar.christina@arm.com>
11504 * config/aarch64/aarch64-builtins.c
11505 (aarch64_init_simd_builtins): Fix builtin type signature printing.
11507 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
11509 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
11510 SFmode and SCmode arguments by reference.
11512 2016-09-13 David Malcolm <dmalcolm@redhat.com>
11514 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
11516 (selftest::test_one_liner_fixit_insert_before): ...this, and update
11517 for renaming of add_fixit_insert to add_fixit_insert_before.
11518 (selftest::test_one_liner_fixit_insert_after): New function.
11519 (selftest::test_one_liner_fixit_validation_adhoc_locations):
11520 Update for renaming of add_fixit_insert to add_fixit_insert_before.
11521 (selftest::test_one_liner_many_fixits): Likewise.
11522 (selftest::test_diagnostic_show_locus_one_liner): Update for
11523 renaming, call new test function.
11524 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
11525 renaming of add_fixit_insert to add_fixit_insert_before.
11526 (selftest::test_fixit_consolidation): Likewise.
11527 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
11529 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
11530 (selftest::test_applying_fixits_insert_before): ...this.
11531 (selftest::test_applying_fixits_insert): Update for renaming of
11532 add_fixit_insert to add_fixit_insert_before.
11533 (selftest::test_applying_fixits_insert_after): New function.
11534 (selftest::test_applying_fixits_insert_after_at_line_end): New
11536 (selftest::test_applying_fixits_insert_after_failure): New function.
11537 (selftest::test_applying_fixits_multiple): Update for renaming of
11538 add_fixit_insert to add_fixit_insert_before.
11539 (selftest::change_line): Likewise.
11540 (selftest::test_applying_fixits_unreadable_file): Likewise.
11541 (selftest::test_applying_fixits_line_out_of_range): Likewise.
11542 (selftest::test_applying_fixits_column_validation): Likewise.
11543 (selftest::test_applying_fixits_column_validation): Likewise.
11544 (selftest::edit_context_c_tests): Update for renamed test function;
11545 call new test functions.
11547 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
11549 PR tree-optimization/77536
11550 PR rtl-optimization/68212
11551 * config/rs6000/rs6000.md (div->recip splitter): Remove
11552 optimize_insn_for_speed_p condition.
11554 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
11556 * optabs.c (prepare_cmp_insn): Update documentation comment.
11558 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11559 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11561 PR middle-end/77475
11562 * opts.h (candidates_list_and_hint): Declare.
11563 * opts-common.c (candidates_list_and_hint): New function.
11564 (cmdline_handle_error): Use it.
11566 2016-09-12 David Malcolm <dmalcolm@redhat.com>
11568 * edit-context.c (edited_line::get_len): New accessor.
11569 (edited_file::print_diff): Split out hunk-printing into...
11570 (edited_file::print_diff_hunk): New method.
11571 (edited_file::print_diff_line): New method.
11573 2016-09-12 Andrew Pinski <apinski@cavium.com>
11575 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
11577 * config/aarch64/aarch64.c (thunderx_tunings): Enable
11578 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
11579 (aarch64_operands_ok_for_ldpstp): Return false if
11580 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
11581 was SImode and the alignment is less than 8 byte.
11582 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
11584 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
11587 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
11589 2016-09-12 Marek Polacek <polacek@redhat.com>
11591 * doc/extend.texi: Use lowercase "boolean".
11592 * doc/invoke.texi: Likewise.
11593 * doc/md.texi: Likewise.
11594 * target.def: Likewise.
11595 * doc/tm.texi: Regenerated.
11597 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11599 PR middle-end/77426
11600 * expmed.c (synth_mult): Delete duplicate mode check.
11602 2016-09-10 Tom de Vries <tom@codesourcery.com>
11605 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
11607 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
11608 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
11610 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
11612 PR rtl-optimization/77289
11613 * lra-constraints.c (get_final_hard_regno): Add support for non hard
11614 register numbers. Remove support for subregs.
11615 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
11616 (get_reg_class): Delete removed get_final_hard_regno() argument.
11617 (uses_hard_regs_p): Call get_final_hard_regno().
11619 2016-09-09 Martin Sebor <msebor@redhat.com>
11623 * pretty-print.c (pp_quoted_string): New function.
11624 (pp_format): Call it for %c and %s directives.
11626 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11628 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
11629 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
11630 INITIAL_ELIMINATION_OFFSET) : Update documentation.
11631 * target.def (frame_pointer_required, can_eliminate): Likewise.
11632 * doc/tm.texi: Regenerated.
11633 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
11635 * df-scan.c (df_hard_reg_init): Likewise.
11636 * ira.c (ira_setup_eliminable_regset): Likewise.
11637 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
11638 init_elim_table): Likewise.
11639 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
11640 set_initial_elim_offsets, update_eliminables,
11641 init_elim_table): Likewise.
11642 * rtlanal.c (get_initial_register_offset): Likewise.
11643 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11644 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11645 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11646 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11647 * config/fr30/fr30.h: Fix comment.
11648 * config/frv/frv.c: Likewise.
11649 * config/frv/frv.h: Likewise.
11650 * config/ft32/ft32.h: Likewise.
11651 * config/visium/visium.h: Likewise.
11652 * config/pa/pa64-linux.h: Likewise.
11653 * config/v850/v850.h: Likewise.
11654 * config/cris/cris.c: Likewise.
11655 * config/ia64/ia64.h: Likewise.
11656 * config/moxie/moxie.h: Likewise.
11657 * config/m32r/m32r.h: Likewise.
11659 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
11662 * config.in: Regenerate.
11663 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
11665 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
11666 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
11667 static-libmpxwrappers case.
11668 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
11669 MPX_LD_AS_NEEDED_GUARD_POP.
11670 * configure: Regenerate.
11671 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
11672 defined if linker support "--push-state"/"--pop-state".
11674 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
11676 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
11678 2016-09-09 Joseph Myers <joseph@codesourcery.com>
11680 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
11681 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
11682 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
11683 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
11684 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
11685 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
11686 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
11688 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
11689 width macros from TS 18661-1.
11690 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
11692 2016-09-08 Jakub Jelinek <jakub@redhat.com>
11695 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
11696 OMP_CLAUSE_SAFELEN_EXPR.
11698 2016-09-07 David Malcolm <dmalcolm@redhat.com>
11700 * Makefile.in (OBJS): Add substring-locations.o.
11701 * langhooks-def.h (class substring_loc): New forward decl.
11702 (lhd_get_substring_location): New decl.
11703 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
11704 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
11705 * langhooks.c (lhd_get_substring_location): New function.
11706 * langhooks.h (class substring_loc): New forward decl.
11707 (struct lang_hooks): Add field get_substring_location.
11708 * substring-locations.c: New file, taking definition of
11709 format_warning_va and format_warning_at_substring from
11710 c-family/c-format.c, making them non-static.
11711 * substring-locations.h (class substring_loc): Move class here
11712 from c-family/c-common.h. Add and rewrite comments.
11713 (format_warning_va): New decl.
11714 (format_warning_at_substring): New decl.
11715 (get_source_location_for_substring): Add comment.
11717 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
11719 * config/i386/i386.c: Add 'U' suffix to processor feature bits
11720 to avoid -Wnarrowing warning.
11721 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
11722 * opts.c: Likewise for SANITIZER_OPT bitmasks.
11724 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
11726 * config/aarch64/aarch64.c (aarch64_legitimize_address):
11727 Avoid use of base_offset if offset already in range.
11729 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
11731 * config/sh/sh-protos.h (struct sh_atomic_model,
11732 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11733 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11734 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
11735 * config/sh/sh.h (struct sh_atomic_model,
11736 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11737 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11738 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
11739 Guard with __cplusplus.
11741 2016-09-06 Jakub Jelinek <jakub@redhat.com>
11744 * config/i386/i386.c (ix86_expand_builtin): For builtin with
11745 unsupported or unknown ISA, use expand_call.
11747 2016-09-06 Martin Liska <mliska@suse.cz>
11749 PR gcov-profile/77378
11750 PR gcov-profile/77466
11751 * tree-profile.c (tree_profiling): Detect whether target can use
11752 -fprofile-update=atomic.
11754 2016-09-06 Richard Biener <rguenther@suse.de>
11756 PR tree-optimization/77479
11757 * tree-vrp.c (update_value_range): Extend overflow handling to
11760 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11763 * config/i386/i386.md (isa): Add x64_avx512bw.
11764 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
11765 (kmov_isa): New mode attr.
11766 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
11767 (*zero_extend<mode>si2): Likewise.
11768 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
11770 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
11772 * doc/invoke.texi (SPU Options): nops -> NOPs.
11773 (x86 Options): Ditto.
11775 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11777 PR middle-end/77475
11778 * toplev.c (process_options): Temporarily set input_location
11779 to UNKNOWN_LOCATION around targetm.target_option.override () call.
11781 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
11783 PR rtl-optimization/77452
11784 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
11785 inner-mode reference to a CONST_VECTOR constant in the constant pool.
11787 2016-09-05 Marek Polacek <polacek@redhat.com>
11790 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
11792 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11795 * gensupport.c (alter_output_for_subst_insn): Remove redundant
11796 *insn_out == '*' test. Don't copy unnecessary to yet another
11797 memory buffer, and don't leak it.
11799 PR rtl-optimization/77425
11800 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
11802 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
11804 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
11806 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11808 * common.opt (fdiagnostics-generate-patch): New option.
11809 * diagnostic.c: Include "edit-context.h".
11810 (diagnostic_initialize): Initialize context->edit_context_ptr.
11811 (diagnostic_finish): Delete context->edit_context_ptr.
11812 (diagnostic_report_diagnostic): Add fix-it hints from the
11813 diagnostic to context->edit_context_ptr, if any.
11814 * diagnostic.h (class edit_context): Add forward decl.
11815 (struct diagnostic_context): Add field "edit_context_ptr".
11816 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11817 -fdiagnostics-generate-patch.
11818 (-fdiagnostics-generate-patch): New item.
11819 * toplev.c: Include "edit-context.h".
11820 (process_options): Set global_dc->edit_context_ptr to a new
11821 edit_context if the options need one.
11822 (toplev::main): Handle -fdiagnostics-generate-patch by using
11823 global_dc->edit_context_ptr.
11825 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11828 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
11829 map and firstprivate clauses on target construct for _Atomic
11831 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
11832 on target construct for _Atomic qualified decls.
11833 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
11835 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
11836 _Atomic qualified arguments not mentioned in uniform clause.
11838 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11840 * Makefile.in (OBJS-libcommon): Add edit-context.o.
11841 * diagnostic-color.c (color_dict): Add "diff-filename",
11842 "diff-hunk", "diff-delete", and "diff-insert".
11843 (parse_gcc_colors): Update default value of GCC_COLORS in comment
11844 to reflect above changes.
11845 * doc/invoke.texi (-fdiagnostics-color): Update description of
11846 default GCC_COLORS, and of the supported capabilities.
11847 * edit-context.c: New file.
11848 * edit-context.h: New file.
11849 * input.c (struct fcache): Add field "missing_trailing_newline".
11850 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
11852 (add_file_to_cache_tab): Likewise.
11853 (fcache::fcache): Likewise.
11854 (get_next_line): Update c->missing_trailing_newline.
11855 (location_missing_trailing_newline): New function.
11856 * input.h (location_missing_trailing_newline): New decl.
11857 * selftest-run-tests.c (selftest::run_tests): Call
11858 edit_context_c_tests.
11859 * selftest.h (edit_context_c_tests): New decl.
11861 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11862 Richard Biener <rguenth@suse.de>
11864 PR tree-optimization/77444
11865 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
11866 as steptype, remove redundant initialization.
11868 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11871 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
11872 (sanopt_optimize_walker): Optimize away
11873 __asan_before_dynamic_init (...) followed by
11874 __asan_after_dynamic_init () without intervening memory loads/stores.
11875 * ipa-pure-const.c (special_builtin_state): Handle
11876 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
11877 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
11879 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11881 * cfg.c (free_original_copy_tables): Replace second assignment of
11882 bb_copy = NULL by bb_original = NULL.
11884 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11887 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
11888 assignment added in r216794.
11890 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11892 * Makefile.in (OBJS): Add typed-splay-tree.o.
11893 * selftest-run-tests.c (selftest::run_tests): Call
11894 typed_splay_tree_c_tests.
11895 * selftest.h (typed_splay_tree_c_tests): New decl.
11896 * typed-splay-tree.c: New file.
11897 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
11898 (typed_splay_tree::max): New method.
11899 (typed_splay_tree::min): New method.
11900 (typed_splay_tree::foreach): New method.
11901 (typed_splay_tree::closure): New struct.
11902 (typed_splay_tree::inner_foreach_fn): New function.
11904 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11906 * ipa-cp.c (ipcp_store_bits_results): Change option name from
11907 -fipa-cp-bit to -fipa-bit-cp.
11909 2016-09-01 Martin Sebor <msebor@redhat.com>
11911 PR tree-optimization/71831
11912 * tree-object-size.h: Return bool instead of the size and add
11913 argument for the size.
11914 * tree-object-size.c (compute_object_offset): Update signature.
11915 (addr_object_size): Same.
11916 (compute_builtin_object_size): Return bool instead of the size
11917 and add argument for the size. Handle POINTER_PLUS_EXPR when
11918 optimization is disabled.
11919 (expr_object_size): Adjust.
11920 (plus_stmt_object_size): Adjust.
11921 (pass_object_sizes::execute): Adjust.
11922 * builtins.c (fold_builtin_object_size): Adjust.
11923 * doc/extend.texi (Object Size Checking): Update.
11924 * ubsan.c (instrument_object_size): Adjust.
11926 2016-09-01 Martin Sebor <msebor@redhat.com>
11928 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
11929 it fits the output of the formatted function regardless of its
11931 * genmodes.c (parser::parse_expr): Same.
11932 * gimplify.c (gimplify_asm_expr): Same.
11933 * passes.c (pass_manager::register_one_dump_file): Same.
11934 * print-tree.c (print_node): Same.
11936 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11938 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
11940 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11942 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
11944 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11946 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
11947 * config/rs6000/vector.md: Ditto.
11948 * config/rs6000/vsx.md: Ditto.
11950 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
11952 * ipa-inline-analysis.c (param_change_prob): Get to the base object
11953 first in all cases.
11955 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11957 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
11958 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
11959 *return_and_restore_gpregs_<mode>_r11,
11960 *return_and_restore_gpregs_<mode>_r12,
11961 *return_and_restore_gpregs_<mode>_r1,
11962 *return_and_restore_fpregs_<mode>_r11,
11963 *return_and_restore_fpregs_<mode>_r12,
11964 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
11965 directly instead of via the "l" constraint. Renumber operands.
11968 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11970 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
11971 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
11972 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
11973 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
11974 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
11975 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
11976 *call_value_nonlocal_darwin64, reload_macho_picbase,
11977 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
11978 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
11979 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
11980 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
11981 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
11982 *save_fpregs_<mode>_r1): Ditto.
11983 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
11984 *return_and_restore_gpregs_spe): Ditto.
11986 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
11988 * config/rs6000/rs6000.md
11989 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
11990 the use of the link register.
11991 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
11993 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11994 Michael Meissner <meissner@linux.vnet.ibm.com>
11997 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
11998 reg+reg addressing for TImode.
11999 (rs6000_legitimate_address_p): Only allow register indirect
12000 addressing for TImode, even without TARGET_QUAD_MEMORY.
12002 2016-09-01 Richard Biener <rguenther@suse.de>
12004 PR middle-end/77436
12005 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
12006 check whether the result fits the desired result type.
12008 2016-09-01 Nathan Sidwell <nathan@acm.org>
12010 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
12012 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
12014 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
12016 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
12018 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12020 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
12021 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
12022 for comparisons of integer ZERO_EXTEND against zero.
12024 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12026 * config/i386/i386.c (ix86_option_override_internal): Also disable the
12027 STV pass if -mstackrealign is enabled.
12029 2016-08-31 Ilya Verbin <iverbin@gmail.com>
12031 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
12034 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12036 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
12037 (layout_range::intersects_line_p): New method.
12038 (test_range_contains_point_for_single_point): Rename to...
12039 (test_layout_range_for_single_point): ...this, and add testing
12040 for layout_range::intersects_line_p.
12041 (test_range_contains_point_for_single_line): Rename to...
12042 (test_layout_range_for_single_line): ...this, and add testing
12043 for layout_range::intersects_line_p.
12044 (test_range_contains_point_for_multiple_lines): Rename to...
12045 (test_layout_range_for_multiple_lines): ...this, and add testing
12046 for layout_range::intersects_line_p.
12047 (layout::layout): Populate m_fixit_hints.
12048 (layout::get_expanded_location): Handle the case of a line-span
12050 (layout::validate_fixit_hint_p): New method.
12051 (get_line_span_for_fixit_hint): New function.
12052 (layout::calculate_line_spans): Add spans for fixit-hints.
12053 (layout::should_print_annotation_line_p): New method.
12054 (layout::print_any_fixits): Drop param "richloc", instead using
12055 validated fixits in m_fixit_hints. Add "const" to hint pointers.
12056 (diagnostic_show_locus): Avoid printing blank annotation lines.
12057 (selftest::test_diagnostic_context::test_diagnostic_context):
12058 Initialize show_column and start_span.
12059 (selftest::test_diagnostic_context::start_span_cb): New static
12061 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
12062 (selftest::diagnostic_show_locus_c_tests): Update for function
12063 renamings. Call test_diagnostic_show_locus_fixit_lines.
12065 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12067 PR tree-optimization/73714
12068 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
12070 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12072 * selftest.c: Move "namespace selftest {" to top of file,
12073 removing explicit "selftest::" qualifiers throughout.
12075 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12077 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
12079 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
12080 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12081 Replace builtin with vector extension.
12082 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
12084 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
12085 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12086 Replace builtin with vector extension.
12087 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
12088 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
12089 Replace builtin with vector extension.
12090 * config/i386/xmmintrin.h (__m128_u): New type.
12091 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
12092 (_mm_load_ps, _mm_store_ps): Simplify.
12094 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
12096 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
12098 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12100 * diagnostic-show-locus.c (colorizer::begin_state): Support more
12101 than 3 ranges per diagnostic by alternating between color 1 and
12103 (layout::layout): Replace use of rich_location::MAX_RANGES
12104 with richloc->get_num_locations ().
12105 (layout::calculate_line_spans): Replace use of
12106 rich_location::MAX_RANGES with m_layout_ranges.length ().
12107 (layout::print_annotation_line): Handle arbitrary numbers of
12108 ranges in caret-printing by defaulting to '^'.
12109 (selftest::test_one_liner_many_fixits): New function.
12110 (test_diagnostic_show_locus_one_liner): Call it.
12111 * diagnostic.c (diagnostic_initialize): Update for renaming
12112 of rich_location::MAX_RANGES to
12113 rich_location::STATICALLY_ALLOCATED_RANGES.
12114 * diagnostic.h (struct diagnostic_context): Likewise.
12116 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12118 * selftest.c (selftest::named_temp_file::named_temp_file): New
12120 (selftest::temp_source_file::~temp_source_file): Move to...
12121 (selftest::named_temp_file::~named_temp_file): ...here.
12122 (selftest::test_named_temp_file): New function.
12123 (selftest::selftest_c_tests): Call test_named_temp_file.
12124 * selftest.h (class named_temp_file): New class.
12125 (class temp_source_file): Convert to a subclass of named_temp_file.
12127 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12129 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12130 USEs of LR_REGNO in returns and sibcalls.
12131 (rs6000_output_mi_thunk): Similar.
12132 (rs6000_sibcall_aix): Similar.
12133 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12134 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12135 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12136 Remove the USE of LR_REGNO from the patterns as well. Delete an
12138 (return_internal_<mode>): Delete.
12140 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12142 * config/aarch64/aarch64-simd.md
12143 (aarch64_ld2<mode>_dreg_le): New.
12144 (aarch64_ld2<mode>_dreg_be): New.
12145 (aarch64_ld2<mode>_dreg): Removed.
12146 (aarch64_ld3<mode>_dreg_le): New.
12147 (aarch64_ld3<mode>_dreg_be): New.
12148 (aarch64_ld3<mode>_dreg): Removed.
12149 (aarch64_ld4<mode>_dreg_le): New.
12150 (aarch64_ld4<mode>_dreg_be): New.
12151 (aarch64_ld4<mode>_dreg): Removed.
12152 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12154 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12156 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12157 redundant location param.
12158 (test_one_liner_fixit_remove): Likewise.
12159 (test_one_liner_fixit_replace): Likewise.
12160 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12161 * gcc-rich-location.c
12162 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12163 get_range_from_loc. Drop overload taking a const char *.
12164 * gcc-rich-location.h
12165 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12168 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12170 * config/linux.c (linux_libc_has_function): Return true on musl.
12172 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12174 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12176 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12178 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12179 used for abnormal egdes.
12181 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12183 PR tree-optimization/72866
12184 * tree-vect-patterns.c (search_type_for_mask): Turn into
12185 a small wrapper, move all code to ...
12186 (search_type_for_mask_1): ... this new function. Add caching
12187 and adjust recursive calls.
12190 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12191 instead of lookup_type_die (type_main_variant (type)) even for array
12194 PR middle-end/77377
12195 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12196 constant pool reference return x instead of c.
12198 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12200 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12203 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12206 (selftest::test_make_location_nonpure_range_endpoints): Fix
12209 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12211 * diagnostic-show-locus.c
12212 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
12214 (selftest::test_diagnostic_show_locus_one_liner): Call it.
12215 * input.c (get_pure_location): Move to libcpp/line-map.c.
12216 * input.h (get_pure_location): Convert decl to an inline function
12217 calling implementation in libcpp.
12219 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
12222 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
12223 template for intel asm dialect.
12224 (vec_set_hi_<mode><mask_name>): Ditto.
12226 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12228 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
12229 (selftest::fail_formatted): Likewise.
12231 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12233 * input.c (make_location): Call get_start and get_finish
12234 on the endpoints to avoid storing packed ranges or ad-hoc
12236 (selftest::test_make_location_nonpure_range_endpoints): New function.
12237 (selftest::input_c_tests): Call it.
12238 * input.h (get_start): New inline function.
12240 2016-08-29 Tom de Vries <tom@codesourcery.com>
12243 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
12246 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
12248 * Makefile.in (gcov-iov.h): Add dummy recipe.
12250 2016-08-29 Nathan Sidwell <nathan@acm.org>
12252 * config/nvptx/nvptx.c: #include tree-vrp.h.
12254 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
12257 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
12258 HIGH+LO construct during reload.
12260 2016-08-28 Tom de Vries <tom@codesourcery.com>
12263 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
12264 'sysv_abi va_list' attribute.
12265 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
12266 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
12269 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12271 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
12272 * emit-rtl.c (unshare_all_rtl_1): Adjust.
12273 (unshare_all_rtl_again): Likewise.
12274 * function.c (assign_stack_local_1): Likewise.
12275 (assign_stack_temp_for_type): Likewise.
12277 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12279 * cfgbuild.c (make_edges): Adjust.
12280 * cfgrtl.c (can_delete_label_p): Likewise.
12281 * dwarf2cfi.c (create_trace_edges): Likewise.
12282 * except.c (sjlj_emit_dispatch_table): Likewise.
12283 * function.h (struct expr_status): make x_forced_labels a vector.
12284 * jump.c (rebuild_jump_labels_1): Adjust.
12285 * reload1.c (set_initial_label_offsets): Likewise.
12286 * stmt.c (force_label_rtx): Likewise.
12287 (expand_label): Likewise.
12289 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12291 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
12293 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
12295 PR tree-optimization/71077
12296 PR tree-optimization/68542
12297 * fold-const.c (fold_relational_const): Fix folding of
12298 VECTOR_CST comparisons that have a scalar boolean result type.
12299 (selftest::test_vector_folding): New static function.
12300 (selftest::fold_const_c_tests): Call it.
12302 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
12304 * doc/extend.texi (SPU Built-in Functions): Remove stale
12305 references to material formerly at IBM and Sony.
12307 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
12310 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
12312 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12314 * diagnostic-show-locus.c
12315 (selftest::test_fixit_consolidation): New function.
12316 (selftest::diagnostic_show_locus_c_tests): Call it.
12317 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
12318 constructor based on source_range.
12320 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12322 * diagnostic-color.c (color_dict): Add "fixit-insert" and
12324 (parse_gcc_colors): Update description of default GCC_COLORS.
12325 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
12326 (colorizer::set_fixit_insert): New method.
12327 (colorizer::set_fixit_delete): New method.
12328 (colorizer::get_color_by_name): New method.
12329 (colorizer::STATE_FIXIT_INSERT): New constant.
12330 (colorizer::STATE_FIXIT_DELETE): New constant.
12331 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
12332 fields in favor of new field "m_stop_color". Add fields
12333 "m_fixit_insert" and "m_fixit_delete".
12334 (colorizer::colorizer): Update for above changes. Replace
12335 colorize_start calls with calls to get_color_by_name.
12336 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
12337 STATE_FIXIT_DELETE. Update for field renamings.
12338 (colorizer::finish_state): Simplify by using m_stop_color,
12339 rather than multiple identical "*_ce" fields.
12340 (colorizer::get_color_by_name): New method.
12341 (layout::print_any_fixits): Print insertions and replacements
12342 using the "fixit-insert" color, and deletions using the
12343 "fixit-delete" color.
12344 * doc/invoke.texi (-fdiagnostics-color): Update description of
12345 default GCC_COLORS, and of the supported capabilities.
12347 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
12349 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
12350 current_function_static_stack_size variable with the static
12351 stack frame size of the current function when
12352 flag_stack_usage_info is enabled.
12354 2016-08-26 Nathan Sidwell <nathan@acm.org>
12356 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
12357 assignment inside if condition.
12359 2016-08-26 Richard Biener <rguenther@suse.de>
12361 PR tree-optimization/69047
12362 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
12363 extracts similar to what FRE does.
12364 (non_rewritable_mem_ref_base): Likewise.
12366 2016-08-26 Joseph Myers <joseph@codesourcery.com>
12368 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
12369 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
12370 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12371 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12372 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
12374 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12375 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12376 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12377 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
12378 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12380 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12383 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
12384 reservation duration to 15 cycles.
12385 (cortex_a8_vfp_macs): Likewise.
12386 (cortex_a8_vfp_macd): Likewise.
12387 (cortex_a8_vfp_divs): Likewise.
12388 (cortex_a8_vfp_divd): Likewise.
12390 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12392 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
12393 (aarch_macro_fusion_pair_p): Use above to avoid early return.
12395 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12396 Martin Jambhor <mjambor@suse.cz>
12398 * common.opt: New option -fipa-bit-cp.
12399 * doc/invoke.texi: Document -fipa-bit-cp.
12400 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
12401 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
12402 * tree-ssa-ccp.h: New header file.
12403 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
12404 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
12405 Replace all occurences of tree parameter by two new params: signop, int.
12406 (bit_value_unop_1): Change to bit_value_unop and export it.
12407 Replace all occurences of tree parameter by two new params: signop,
12409 (bit_value_binop): Change call from bit_value_binop_1 to
12411 (bit_value_assume_aligned): Likewise.
12412 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
12413 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
12415 (ccp_finalize): Skip processing if val->mask == 0.
12416 * ipa-cp.c: Include tree-ssa-ccp.h
12417 (ipcp_bits_lattice): New class.
12418 (ipcp_param_lattice (bits_lattice): New member.
12419 (print_all_lattices): Call ipcp_bits_lattice::print.
12420 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
12421 (initialize_node_lattices): Likewise.
12422 (propagate_bits_accross_jump_function): New function.
12423 (propagate_constants_accross_call): Call
12424 propagate_bits_accross_jump_function.
12425 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
12426 (ipcp_store_bits_results): New function.
12427 (ipcp_driver): Call ipcp_store_bits_results.
12428 * ipa-prop.h (ipa_bits): New struct.
12429 (ipa_jump_func): Add new member bits of type ipa_bits.
12430 (ipa_param_descriptor): Change decl to decl_or_type.
12431 (ipa_get_param): Change decl to decl_or_type and assert on
12433 (ipa_get_type): New function.
12434 (ipcp_transformation_summary): New member bits.
12435 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
12436 (ipa_populate_param_decls): Likewise.
12437 (ipa_dump_param): Likewise.
12438 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
12440 (ipa_set_jf_unknown): Set ipa_bits::known to false.
12441 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
12443 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
12444 (ipa_write_jump_function): Add streaming for ipa_bits.
12445 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
12446 (write_ipcp_transformation_info): Add streaming for ipa_bits
12447 summary for ltrans.
12448 (read_ipcp_transfomration_info): Add support for reading streamed
12450 (ipcp_update_bits): New function.
12451 (ipcp_transform_function): Call ipcp_update_bits.
12453 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
12455 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
12456 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
12458 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
12460 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
12462 2016-08-25 Richard Biener <rguenther@suse.de>
12464 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
12465 Only add locations in late dwarf.
12466 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
12467 (dwarf2out_early_finish): But do it here.
12469 2016-08-24 Michael Collison <michael.collison@linaro.org>
12470 Michael Collison <michael.collison@arm.com>
12472 * config/arm/arm-modes.def: Add new condition code mode CC_V
12473 to represent the overflow bit.
12474 * config/arm/arm.c (maybe_get_arm_condition_code):
12475 Add support for CC_Vmode.
12476 (arm_gen_unlikely_cbranch): New function to generate common
12477 rtl conditional branches for overflow patterns.
12478 * config/arm/arm-protos.h: Add prototype for
12479 arm_gen_unlikely_cbranch.
12480 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
12481 addsi3_compareV_upper): New patterns to support signed
12482 builtin overflow add operations.
12483 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
12484 New patterns to support unsigned builtin add overflow operations.
12485 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
12486 builtin overflow subtract operations,
12487 (usubv<mode>4): New patterns to support unsigned builtin subtract
12488 overflow operations.
12489 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
12490 to support builtin overflow negate operations.
12492 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12495 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12497 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12498 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12501 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12503 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
12504 MULTILIB_OPTIONS should be used. Small wording fixes.
12505 * genmultilib: Memorize set of all option combinations in
12506 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
12507 found in MULTILIB_OPTIONS by checking if option set is listed in
12508 combination_space. Output new and existing error message to stderr.
12510 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12512 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
12513 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
12514 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
12515 (MULTILIB_REUSE): Remove reuse rules for option set including
12516 -mfpu=fp-armv8 and -mfpu=vfpv4
12518 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
12520 * config/arm/t-rtems: Add vfp multilib.
12522 2016-08-23 Ian Lance Taylor <iant@golang.org>
12524 * config/s390/s390.c (s390_asm_file_start): Call
12525 default_file_start.
12527 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12529 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
12530 initialization of all 0's to the 0 constant, instead of directly
12531 generating XOR. Add support for V4SImode vector initialization on
12532 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
12533 initialization. Change variables used in V4SFmode vector
12534 intialization. For V4SFmode vector splat on ISA 3.0, make sure
12535 any memory addresses are in index form. Add support for using
12536 VSPLTH/VSPLTB to initialize vector short and vector char vectors
12537 with all of the same element.
12538 (regno_or_subregno): New helper function to return a register
12539 number for either REG or SUBREG.
12540 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
12541 Use regno_or_subregno where possible.
12542 (rs6000_split_v4si_init_di_reg): New helper function to build up a
12543 DImode value from two SImode values in order to generate V4SImode
12544 vector initialization on 64-bit systems with direct move.
12545 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
12547 (rtx_is_swappable_p): V4SImode vector initialization insn is not
12549 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
12551 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
12552 attributes to initialize V8HImode and V16QImode vectors with the
12554 (VSX_SPLAT_COUNT): Likewise.
12555 (VSX_SPLAT_SUFFIX): Likewise.
12556 (UNSPEC_VSX_VEC_INIT): New unspec.
12557 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
12558 Allow SFmode values to come from Altivec registers.
12559 (vsx_init_v4si): New insn/split for V4SImode vector initialization
12560 on 64-bit systems with direct move.
12561 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
12562 vector initializations, to allow V4SImode vector initializations
12563 on 64-bit systems with direct move.
12564 (vsx_splat_v4si): Likewise.
12565 (vsx_splat_v4si_di): Likewise.
12566 (vsx_splat_v4sf): Likewise.
12567 (vsx_splat_v4sf_internal): Likewise.
12568 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
12570 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
12571 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
12572 initializing V8HImode and V16QImode vectors with the same
12574 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
12575 optimization if -maltivec=be.
12577 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
12579 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
12580 attribute for alternatives 3 and 4.
12582 2016-08-23 David Malcolm <dmalcolm@redhat.com>
12584 * selftest.c (selftest::assert_str_contains): New function.
12585 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
12586 * selftest.h (selftest::assert_str_contains): New decl.
12587 (ASSERT_STR_CONTAINS): New macro.
12589 2016-08-23 Richard Biener <rguenther@suse.de>
12591 PR tree-optimization/77286
12592 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
12594 (vect_transform_loop): Split exit edges of loop and scalar
12595 loop if required and at the appropriate time.
12597 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12599 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12600 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12602 Correct a typo in a comment.
12604 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12606 * config/s390/s390.md ("*andc_split"): New splitter for and with
12609 2016-08-23 Richard Biener <rguenther@suse.de>
12611 PR tree-optimization/27336
12612 * tree-vrp.c (infer_value_range): Handle stmts that can throw
12613 by looking for a non-EH edge.
12614 (process_assert_insertions_for): Likewise.
12616 2016-08-23 Richard Biener <rguenther@suse.de>
12618 PR middle-end/77305
12619 * statistics.c (statistics_counter_event): Robustify against
12622 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12624 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
12625 for targets amdfam10 and barcelona.
12627 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
12629 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
12630 (zero_extend<mode>di2): Ditto.
12631 (*zero_extend<mode>si2): Ditto.
12632 (*zero_extendqihi2): Ditto.
12634 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12636 PR middle-end/77269
12637 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
12638 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
12640 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
12642 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
12643 identical consecutive elements.
12644 [SSA_NAME]: Print the name's def stmt on its own line. When printing
12645 the node's def stmt, avoid printing an unwanted trailing newline by
12646 replacing the call to print_gimple_stmt() with its inlined body and
12647 adjusting it to not set pp_needs_newline and to call pp_flush()
12648 instead of pp_newline_and_flush().
12650 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12652 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
12653 (float32_type_node, float64_type_node, float32x_type_node)
12654 (float128x_type_node): New macros.
12655 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
12656 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
12657 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
12658 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
12659 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
12660 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
12661 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
12662 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
12663 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
12664 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
12665 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
12666 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
12667 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
12668 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
12669 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
12670 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
12671 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
12672 (copysign, fabs, huge_val, inf, nan, nans): Use it.
12673 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
12675 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
12676 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
12677 * doc/extend.texi (Other Builtins): Document these built-in
12679 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
12682 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
12684 * doc/install.texi (Binaries): www.opencsw.org now uses https.
12686 2016-08-22 Richard Biener <rguenther@suse.de>
12688 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
12690 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
12693 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
12694 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
12695 non-SSE2 athlons only, otherwise prefer SSE prefetches.
12697 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12699 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
12700 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
12701 (vrp_visit_switch_stmt): Likewise.
12702 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
12703 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
12704 (vrp_visit_stmt): Use extract_range_from_stmt.
12705 (vrp_visit_phi_node): Use extract_range_from_phi_node.
12707 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12709 * Makefile.in: Add tree-vrp.h to GTFILES.
12710 * gengtype.c (open_base_files): Add tree-vrp.h.
12711 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
12712 * builtins.c: Likewise.
12713 * fold-const.c: Likewise.
12714 * gimple-builder.c: Likewise.
12715 * gimple-laddress.c: Likewise.
12716 * hsa-gen.c: Likewise.
12717 * internal-fn.c: Likewise.
12719 * targhooks.c: Liewise,
12720 * tree-ssa-address.c: Likewise.
12721 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
12722 * tree-vrp.c (struct value_range): Move to tree-vrp.h
12723 * tree-vrp.h: New file.
12725 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12727 PR tree-optimization/61839
12728 * tree-vrp.c (two_valued_val_range_p): New.
12729 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
12730 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
12731 Also Convert VAR BINOP CST where VAR is two-valued to
12732 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
12734 2016-08-19 David Malcolm <dmalcolm@redhat.com>
12736 * diagnostic-show-locus.c
12737 (layout::annotation_line_showed_range_p): New method.
12738 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
12739 Reimplement case fixit_hint::REPLACE to cover removals, and
12740 replacements where the range of the replacement isn't one
12741 of the ranges in the rich_location.
12742 (test_one_liner_fixit_replace): Likewise.
12743 (selftest::test_one_liner_fixit_replace_non_equal_range): New
12745 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
12747 (selftest::test_diagnostic_show_locus_one_liner): Call the new
12749 * diagnostic.c (print_parseable_fixits): Remove case
12750 fixit_hint::REMOVE.
12752 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
12755 * config/i386/i386.c (ix86_option_override_internal): Remove
12756 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
12757 Enable SSE prefetch also for TARGET_PREFETCHWT1.
12758 Do not try to enable TARGET_PRFCHW ISA flag here.
12759 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
12760 Rewrite expander function body.
12761 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
12763 2016-08-19 Joseph Myers <joseph@codesourcery.com>
12766 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
12767 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
12768 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
12769 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
12770 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
12771 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
12772 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
12773 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
12774 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
12776 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
12778 (struct floatn_type_info): New structure type.
12779 (floatn_nx_types): New variable declaration.
12780 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
12781 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
12782 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
12783 * tree.c (floatn_nx_types): New variable.
12784 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
12785 corresponding complex types.
12786 * target.def (floatn_mode): New hook.
12787 * targhooks.c: Include "real.h".
12788 (default_floatn_mode): New function.
12789 * targhooks.h (default_floatn_mode): New prototype.
12790 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
12792 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
12793 effective-target and dg-add-options keywords.
12794 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
12795 Document new effective-target keywords.
12796 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
12797 * doc/tm.texi: Regenerate.
12798 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
12799 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
12800 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
12802 * real.h (struct real_format): Add field ieee_bits.
12803 * real.c (ieee_single_format, mips_single_format)
12804 (motorola_single_format, spu_single_format, ieee_double_format)
12805 (mips_double_format, motorola_double_format)
12806 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
12807 (ieee_extended_intel_128_format)
12808 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
12809 (mips_extended_format, ieee_quad_format, mips_quad_format)
12810 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
12811 (decimal_double_format, decimal_quad_format, ieee_half_format)
12812 (arm_half_format, real_internal_format: Initialize ieee_bits
12814 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
12815 float128_type_node. Set float80_type_node to float64x_type_node
12816 if appropriate and long_double_type_node not appropriate.
12817 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
12818 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
12819 Initialize ieee_bits field.
12820 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
12821 (rs6000_init_builtins): Set ieee128_float_type_node to
12822 float128_type_node.
12823 (rs6000_floatn_mode): New function.
12825 2016-08-19 Jakub Jelinek <jakub@redhat.com>
12827 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
12828 _rdseed64_step): Uglify argument names and/or local variable names
12829 in inline functions.
12830 * config/i386/rtmintrin.h (_xabort): Likewise.
12831 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
12832 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
12833 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
12834 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
12835 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
12836 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
12837 _mm_maskz_ternarylogic_epi32): Likewise.
12838 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
12839 __lwpins32, __lwpins64): Likewise.
12840 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
12841 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
12842 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
12843 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
12844 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
12845 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
12846 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
12847 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
12848 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
12849 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
12850 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
12851 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
12852 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
12853 _mm256_mask_i64gather_epi32): Likewise.
12854 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12855 * config/i386/ia32intrin.h (__writeeflags): Likewise.
12856 * config/i386/pkuintrin.h (_wrpkru): Likewise.
12857 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
12858 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
12859 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
12860 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
12861 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
12862 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
12863 _mm512_mask_prefetch_i64scatter_ps): Likewise.
12864 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12865 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
12866 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
12867 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
12868 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
12869 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
12870 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
12871 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
12873 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
12875 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
12876 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
12878 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
12879 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
12881 (_rdpkru_u32): Add space after function name.
12883 * config/i386/t-i386 (i386-c.o): Don't depend on
12884 i386-builtin-types.inc.
12885 (i386.o): Depend on i386-builtin-types.inc.
12887 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
12890 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
12891 Use const_vec_duplicate to check for duplicated elements.
12893 2016-08-19 Richard Biener <rguenther@suse.de>
12895 PR tree-optimization/77290
12896 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12897 Fix flag_tree_parallelize_loops check.
12899 2016-08-19 Richard Biener <rguenther@suse.de>
12901 * match.pd (x | 0 -> x): Add.
12903 2016-08-19 Richard Biener <rguenther@suse.de>
12905 PR tree-optimization/77286
12906 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12907 Deal with virtual PHIs being out-of-order.
12909 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12911 * doc/invoke.texi (fverbose-asm): Note that source code lines
12912 are emitted, and provide an example.
12913 * final.c (asm_show_source): New function.
12914 (final_scan_insn): Call asm_show_source.
12916 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12918 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
12919 param with diagnostic_kind.
12920 (class colorizer): Similarly replace field m_diagnostic with
12922 (colorizer::colorizer): Replace diagnostic
12923 param with diagnostic_kind.
12924 (colorizer::begin_state): Update for above field change.
12925 (layout::layout): Replace diagnostic param with rich_location *
12926 and diagnostic_kind.
12927 (diagnostic_show_locus): Replace diagnostic param with richloc
12928 and diagnostic_kind.
12929 (class selftest::test_diagnostic_context): New class.
12930 (selftest::test_diagnostic_show_locus_unknown_location): New
12932 (selftest::test_one_liner_simple_caret): New function.
12933 (selftest::test_one_liner_caret_and_range): New function.
12934 (selftest::test_one_liner_multiple_carets_and_ranges): New
12936 (selftest::test_one_liner_fixit_remove): New function.
12937 (selftest::test_one_liner_fixit_replace): New function.
12938 (selftest::test_diagnostic_show_locus_one_liner): New function.
12939 (selftest::diagnostic_show_locus_c_tests): Call the new test
12941 * diagnostic.c (diagnostic_initialize): Initialize
12942 colorize_source_p, show_ruler_p and parseable_fixits_p.
12943 (default_diagnostic_finalizer): Update for change to
12944 diagnostic_show_locus.
12945 (diagnostic_append_note): Likewise.
12946 * diagnostic.h (diagnostic_show_locus): Replace
12947 const diagnostic_info * param with location * and diagnostic_t.
12949 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12951 * input.c (saved_line_table): New global.
12952 (class selftest::temp_line_table): Rename to line_table_test and
12953 move declaration to selftest.h, and drop field m_old_line_table.
12954 (selftest::temp_line_table::temp_line_table): Rename ctor to...
12955 (selftest::line_table_test::line_table_test): ...this. Add a
12956 default ctor. Store current value of line_table within
12958 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
12959 (selftest::line_table_test::~line_table_test): ...this, and
12960 restore line_table from the saved_line_table, rather than
12962 (selftest::test_accessing_ordinary_linemaps): Update for above
12964 (selftest::test_lexer): Likewise.
12965 (struct selftest::lexer_test): Likewise.
12966 (selftest::lexer_test::lexer_test): Likewise.
12967 (selftest::input_c_tests): Move the looping over test cases from
12969 (selftest::for_each_line_table_case): New function.
12970 * input.h (saved_line_table): New decl.
12971 * selftest.h (struct selftest::line_table_case): New forward decl.
12972 (class selftest::line_table_test): New class, moved here from
12973 selftest::temp_line_table in input.c, and renamed.
12974 (selftest::for_each_line_table_case): New decl.
12976 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
12979 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
12981 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
12983 PR middle-end/70895
12984 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
12985 enclosing parallel construct for reduction variables on OpenACC loop
12988 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
12990 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
12991 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
12993 (function_to_dwarf_procedure): Update comment.
12995 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12997 * input.c (diagnostics_file_cache_forcibly_evict_file): New
12999 * input.h (diagnostics_file_cache_forcibly_evict_file): New
13001 * selftest.c (selftest::temp_source_file::~temp_source_file):
13002 Evict m_filename from the diagnostic file cache.
13004 2016-08-18 Richard Biener <rguenther@suse.de>
13006 * tree-pass.h (make_pass_materialize_all_clones): Declare.
13007 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
13008 make_pass_materialize_all_clones): New simple IPA pass encapsulating
13009 clone materialization.
13010 * passes.def (all_late_ipa_passes): Start with
13011 pass_materialize_all_clones.
13012 * cgraphunit.c (symbol_table::compile): Remove call to
13013 materialize_all_clones.
13014 * tree-into-ssa.c: Include statistics.h.
13015 (update_ssa): Count number of times we do incremental/rewrite
13018 2016-08-18 Richard Biener <rguenther@suse.de>
13020 PR tree-optimization/77282
13021 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13022 When doing auto-parallelizing also prevent use of PHIs that
13023 carry dependences across loop backedges.
13025 2016-08-18 Tamar Christina <tamar.christina@arm.com>
13026 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13028 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
13030 2016-08-18 Richard Biener <rguenther@suse.de>
13032 * ssa-iterators.h (ssa_vuse_operand): New inline.
13033 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
13034 (predicate_all_scalar_phis): Use remove_phi_node to remove
13035 phi nodes predicated. Delay removing virtual PHIs.
13036 (predicate_mem_writes): Update virtual operands.
13037 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
13038 (tree_if_conversion): Do not rewrite virtual SSA form.
13039 * tree-phinodes.c (release_phi_node): Make static.
13040 * tree-phinodes.h (release_phi_node): Remove.
13042 2016-08-18 Jakub Jelinek <jakub@redhat.com>
13044 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
13045 codes that appear in bdesc_* arrays, instead include i386-builtin.def
13046 twice to define those.
13047 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
13048 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
13049 bdesc_multi_arg): Define by including i386-builtin.def the third time.
13050 * config/i386/i386-builtin.def: New file.
13052 2016-08-17 David Malcolm <dmalcolm@redhat.com>
13054 * input.c (get_source_range_for_char): Rename to...
13055 (selftest::get_source_range_for_char): ...this, and move within
13056 the #if CHECKING_P guard.
13057 (get_num_source_ranges_for_substring): Rename to...
13058 (selftest::get_num_source_ranges_for_substring): ...this, move
13059 within the #if CHECKING_P guard, and make static.
13060 (selftest::assert_num_substring_ranges): Initialize
13063 2016-08-18 Alan Modra <amodra@gmail.com>
13065 PR rtl-optimization/72771
13066 * reload.c (find_reloads): Don't assume that a subreg mem is OK
13067 when find_reloads_toplev returns address_reloaded==-1.
13068 (alternative_allows_const_pool_ref): Update comment.
13070 2015-08-17 Alan Hayward <alan.hayward@arm.com>
13072 PR tree-optimization/71752
13073 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
13074 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
13076 2016-08-17 Jakub Jelinek <jakub@redhat.com>
13078 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
13079 instead of testing ECF_NORETURN bit in gimple_call_flags.
13080 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
13081 * predict.c (tree_bb_level_predictions): Likewise.
13082 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
13084 PR middle-end/77259
13085 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
13086 turning a call into __builtin_unreachable-like noreturn call, adjust
13087 gimple_call_set_fntype.
13088 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
13089 gimple_call_fntype has void return type.
13091 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
13093 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
13094 maybe_lookup_decl, to handle nested acc loop directives.
13096 2016-08-17 Richard Biener <rguenther@suse.de>
13098 PR tree-optimization/76490
13099 * tree-vrp.c (update_value_range): Preserve overflow infinities
13100 when intersecting with ranges from get_range_info.
13101 (operand_less_p): Handle overflow infinities correctly.
13102 (value_range_constant_singleton): Use vrp_operand_equal_p
13103 to handle overflow max/min correctly.
13104 (vrp_valueize): Likewise.
13105 (union_ranges): Likewise.
13106 (intersect_ranges): Likewise.
13107 (vrp_visit_phi_node): Improve iteration limitation to only
13108 apply when we'll possibly re-visit the PHI via a changed argument
13111 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
13113 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
13114 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13115 rather than those that should not be built.
13117 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13120 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13122 2016-08-17 Richard Biener <rguenther@suse.de>
13124 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13125 (verify_vssa): New function verifying virtual SSA form.
13126 (verify_ssa): Call it.
13127 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13128 Do not apply loop-closed SSA handling to virtuals.
13129 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13130 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13131 when rewriting their symbol.
13132 (prepare_def_site_for): Likewise.
13133 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13134 operands of moved stmts.
13136 2016-08-17 Richard Biener <rguenther@suse.de>
13138 PR tree-optimization/23855
13139 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13140 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13141 find guards to hoist. Do not update SSA form but rewrite virtuals
13142 into loop closed SSA.
13143 (find_loop_guard): Adjust to skip already hoisted guards. Do
13144 not mark virtuals for renaming or update SSA form.
13146 2016-08-17 Martin Liska <mliska@suse.cz>
13148 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13149 a LONG_LONG_TYPE_SIZE comparison.
13150 * gcov-io.h: Remove macro definitions.
13151 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13152 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13155 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13157 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13158 that builtins not mentioned in bdesc_* arrays come first, then
13159 the ones mentioned in bdesc_* arrays in the order they appear in
13160 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13161 IX86_BUILTIN__BDESC_*_LAST enumerator.
13162 (bdesc_mpx): Fix up a comment typo.
13163 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13164 __builtin_ia32_vpcomneu[bwdq] builtins.
13165 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13166 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13167 enum ix86_builtins ordering.
13168 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13169 for direct bdesc_* array member access instead of searching all the
13170 arrays until an fcode match is found.
13172 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13174 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13175 pattern as define_insn_and_split. Split insn before reload to
13177 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13178 <shift_insn><mode>3_1.
13179 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13180 <rotate_insn><mode>3_1.
13182 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13185 * input.c (get_source_range_for_substring): Rename to...
13186 (get_source_location_for_substring): ...this, adding param
13187 "caret_idx", and converting output param from source_range * to
13189 (get_source_range_for_char): New function.
13190 (get_num_source_ranges_for_substring): Update comment to reflect
13192 (assert_char_at_range): Update to use get_source_range_for_char
13193 rather than get_source_range_for_substring.
13194 (test_lexer_string_locations_concatenation_2): Likewise.
13195 * substring-locations.h (get_source_range_for_substring): Rename
13197 (get_source_location_for_substring): ...this, and adding param
13198 "caret_idx", and converting output param from source_range * to
13201 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13203 * input.c (class selftest::temp_source_file): Move to
13205 (selftest::temp_source_file::temp_source_file): Move to
13207 (selftest::temp_source_file::~temp_source_file): Likewise.
13208 * selftest.c (selftest::temp_source_file::temp_source_file): Move
13210 (selftest::temp_source_file::~temp_source_file): Likewise.
13211 * selftest.h (class selftest::temp_source_file): Move here from
13214 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13217 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
13218 inlining, add cgraph edge for the added __builtin_unreachable call.
13220 PR middle-end/67485
13221 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
13222 only cast it to SHWI for the final comparison.
13224 2016-08-16 Martin Liska <mliska@suse.cz>
13226 PR gcov-profile/36412
13227 * doc/gcov.texi: Document --hash-filenames(-x).
13228 * gcov.c (print_usage): Add the option.
13229 (process_args): Process the option, sort options alphabetically.
13230 (md5sum_to_hex): New function.
13231 (make_gcov_file_name): Do the md5sum and append it to a
13234 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13236 PR tree-optimization/69848
13237 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
13238 and swtich operands to avoid additional NOT instruction.
13239 (vcond<v_cmp_mixed><mode>): Ditto.
13240 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13242 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
13244 * doc/install.texi (*-*-solaris2*): Adjust latest change.
13246 2016-08-16 Richard Biener <rguenther@suse.de>
13248 PR tree-optimization/76783
13249 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
13250 BB visited flags at start.
13252 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13254 PR tree-optimization/72817
13255 PR tree-optimization/73450
13256 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
13257 multiple_of_p for adjusted IV.base.
13259 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
13262 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
13263 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
13264 for !flag_finite_math_only or flag_signed_zeros.
13265 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
13266 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
13267 depend on flag_finite_math_only.
13268 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
13270 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
13271 (*ieee_smin<mode>3): Ditto.
13272 (*ieee_smax<mode>3): Ditto.
13273 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
13274 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
13276 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
13277 depend on flag_finite_math_only.
13278 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
13279 (*mmx_<code>v2sf3): Remove.
13280 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
13281 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
13282 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
13284 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
13286 PR rtl-optimization/73650
13287 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
13288 it is not a simple move.
13290 2016-08-15 Martin Liska <mliska@suse.cz>
13293 * gcc.c (do_spec_1): Call save_string with the right size.
13294 (save_string): Do an assert about string we copy.
13296 2016-08-15 Richard Biener <rguenther@suse.de>
13298 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
13299 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
13301 (pass_data_stv): Likewise.
13303 2016-08-15 Richard Biener <rguenther@suse.de>
13305 PR tree-optimization/73434
13306 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
13307 TBAA info on the base when forwarding a non-invariant address.
13309 2016-08-15 Jakub Jelinek <jakub@redhat.com>
13311 * dwarf2out.c (struct checksum_attributes): Add
13312 at_string_length_bit_size and at_string_length_byte_size fields.
13313 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
13314 and DW_AT_string_length_byte_size.
13315 (die_checksum_ordered): Handle at_string_length_bit_size and
13316 at_string_length_byte_size.
13317 (gen_array_type_die): For dwarf_version >= 5 emit
13318 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13319 (adjust_string_types): For dwarf_version >= 5 remove
13320 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13321 (resolve_addr): Likewise.
13324 * dwarf2out.c (string_types): New variable.
13325 (gen_array_type_die): Change early_dwarf handling of
13326 DW_AT_string_length, create DW_OP_call4 referencing the
13327 length var temporarily. Handle parameters that are pointers
13329 (adjust_string_types): New function.
13330 (gen_subprogram_die): Temporarily set string_types to local var,
13331 call adjust_string_types if needed.
13332 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
13334 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
13336 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
13338 * doc/install.texi (*-*-solaris2*): Fix version number and document
13339 requirement on GNU make for building libjava with the Solaris linker.
13341 2016-08-15 Martin Liska <mliska@suse.cz>
13342 Jakub Jelinek <jakub@redhat.com>
13344 PR tree-optimization/72824
13345 * tree-loop-distribution.c (const_with_all_bytes_same)
13346 <case VECTOR_CST>: Fix a typo.
13348 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
13351 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
13352 Renamed from _mm512_undefined_si512.
13353 (_mm_undefined_si512): New definition.
13355 2016-08-13 Richard Biener <rguenther@suse.de>
13357 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
13358 into PHIs and update the lattice for its def.
13360 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13363 * ubsan.c (instrument_si_overflow): Pass true instead of false
13365 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
13366 of bbs. Return TODO_cleanup_cfg if any returned true.
13368 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13370 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
13371 ISA 3.0 MTVSRDD instruction.
13372 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
13375 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
13377 PR tree-optimization/71083
13378 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
13379 bitfield access when possible.
13381 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
13383 PR middle-end/71654
13384 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
13385 sign-changing cast from a shorter unsigned type to a wider
13388 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13390 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
13391 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
13392 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
13394 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13396 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
13397 Correct costs for vec_construct.
13399 2016-08-12 Bin Cheng <bin.cheng@arm.com>
13401 PR tree-optimization/69848
13402 * tree-vectorizer.h (enum vect_def_type): New condition reduction
13403 type CONST_COND_REDUCTION.
13404 * tree-vect-loop.c (vectorizable_reduction): Support new condition
13405 reudction type CONST_COND_REDUCTION.
13407 2016-08-12 Richard Biener <rguenther@suse.de>
13409 PR tree-optimization/57326
13410 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
13411 returning an SSA name.
13412 (phi_translate_1): When fully_constant_expression returns a NAME
13413 make sure we have a leader for it.
13415 2016-08-12 Martin Liska <mliska@suse.cz>
13416 Adam Fineman <afineman@afineman.com>
13418 * gcov.c (process_file): Create .gcov file when .gcda
13421 2016-08-12 Marek Polacek <polacek@redhat.com>
13424 * alias.c (find_base_value): Adjust fall through comment.
13425 * cfgexpand.c (expand_debug_expr): Likewise.
13426 * combine.c (find_split_point): Likewise.
13427 (expand_compound_operation): Likewise. Add FALLTHRU.
13428 (make_compound_operation): Adjust fall through comment.
13429 (canon_reg_for_combine): Add FALLTHRU.
13430 (force_to_mode): Adjust fall through comment.
13431 (simplify_shift_const_1): Likewise.
13432 (simplify_comparison): Likewise.
13433 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
13435 * config/aarch64/predicates.md: Likewise.
13436 * config/i386/i386.c (function_arg_advance_32): Likewise.
13437 (ix86_gimplify_va_arg): Likewise.
13438 (print_reg): Likewise.
13439 (ix86_print_operand): Likewise.
13440 (ix86_build_const_vector): Likewise.
13441 (ix86_expand_branch): Likewise.
13442 (ix86_sched_init_global): Adjust fall through comment.
13443 (ix86_expand_args_builtin): Add FALLTHRU.
13444 (ix86_expand_builtin): Likewise.
13445 (ix86_expand_vector_init_one_var): Likewise.
13446 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
13447 (rs6000_adjust_cost): Likewise.
13448 (insn_must_be_first_in_group): Likewise.
13449 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
13450 * dbxout.c (dbxout_symbol): Adjust fall through comment.
13451 * df-scan.c (df_uses_record): Likewise.
13452 * dojump.c (do_jump): Add FALLTHRU.
13453 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
13455 (resolve_args_picking_1): Adjust fall through comment.
13456 (loc_list_from_tree_1): Likewise.
13457 * expmed.c (make_tree): Likewise.
13458 * expr.c (expand_expr_real_2): Add FALLTHRU.
13459 (expand_expr_real_1): Likewise. Adjust fall through comment.
13460 * fold-const.c (const_binop): Adjust fall through comment.
13461 (fold_truth_not_expr): Likewise.
13462 (fold_cond_expr_with_comparison): Add FALLTHRU.
13463 (fold_binary_loc): Likewise.
13464 (contains_label_1): Adjust fall through comment.
13465 (multiple_of_p): Likewise.
13466 * gcov-tool.c (process_args): Add FALLTHRU.
13467 * genattrtab.c (check_attr_test): Likewise.
13468 (write_test_expr): Likewise.
13469 * genconfig.c (walk_insn_part): Likewise.
13470 * genpreds.c (validate_exp): Adjust fall through comment.
13471 (needs_variable): Likewise.
13472 * gensupport.c (get_alternatives_number): Add FALLTHRU.
13473 (subst_dup): Likewise.
13474 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
13475 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
13476 (gimplify_scan_omp_clauses): Add FALLTHRU.
13477 (goa_stabilize_expr): Likewise.
13478 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
13480 * hsa-gen.c (get_address_from_value): Likewise.
13481 * ipa-icf.c (sem_function::hash_stmt): Likewise.
13482 * ira.c (ira_setup_alts): Add FALLTHRU.
13483 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
13485 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
13486 * opts.c (common_handle_option): Likewise.
13487 * read-rtl.c (read_rtx_code): Likewise.
13488 * real.c (round_for_format): Likewise.
13489 * recog.c (asm_operand_ok): Likewise.
13490 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
13491 * reload1.c (set_label_offsets): Likewise.
13492 (eliminate_regs_1): Likewise.
13493 (reload_reg_reaches_end_p): Likewise.
13494 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
13495 (rtx_cost): Likewise.
13496 * sched-rgn.c (is_exception_free): Likewise.
13497 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
13498 * stor-layout.c (int_mode_for_mode): Likewise.
13499 * toplev.c (print_to_asm_out_file): Likewise.
13500 (print_to_stderr): Likewise.
13501 * tree-cfg.c (gimple_verify_flow_info): Likewise.
13502 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
13503 (chrec_fold_multiply): Likewise.
13504 (evolution_function_is_invariant_rec_p): Likewise.
13505 (for_each_scev_op): Likewise.
13506 * tree-data-ref.c (siv_subscript_p): Likewise.
13507 (get_references_in_stmt): Likewise.
13508 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
13509 (substitute_in_expr): Likewise.
13510 (type_cache_hasher::equal): Likewise.
13511 (walk_type_fields): Likewise.
13512 * var-tracking.c (adjust_mems): Add FALLTHRU.
13513 (set_dv_changed): Adjust fall through comment.
13514 * varasm.c (default_function_section): Add FALLTHRU.
13516 2016-08-12 Marek Polacek <polacek@redhat.com>
13519 * tree-complex.c (expand_complex_division): Add missing break.
13521 2016-08-12 Richard Biener <rguenther@suse.de>
13523 * passes.c (execute_todo): Do not push/pop TV_TODO.
13524 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
13525 (execute_one_pass): Likewise.
13526 * common.opt (ftime-report-details): New switch.
13527 * doc/invoke.texi (ftime-report-details): Document.
13528 * timevar.h (timer::print_row): Adjust signature.
13529 (timer::all_zero): New static helper.
13530 (timer::child_map_t): New typedef.
13531 (timer::time_var_def): Add children field.
13532 * timevar.c (timer::named_items::print): Adjust.
13533 (timer::~timer): Free timevar recorded children.
13534 (timer::pop_internal): When -ftime-report-details record
13535 time spent in sub-timevars.
13536 (timer::print_row): Adjust.
13537 (timer::print): Print sub-timevar stats, use all_zero.
13538 * timevar.def (TV_TODO): Remove.
13540 2016-08-12 Richard Biener <rguenther@suse.de>
13542 PR tree-optimization/72851
13543 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
13544 worklists to use bitmaps indexed in execution order.
13545 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
13546 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
13547 (cfg_blocks): Make a bitmap.
13548 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
13550 (cfg_blocks_empty_p): Adjust.
13551 (cfg_blocks_add): Likewise.
13552 (cfg_blocks_get): Likewise.
13553 (add_ssa_edge): Likewise.
13554 (add_control_edge): Likewise.
13555 (simulate_stmt): Likewise.
13556 (process_ssa_edge_worklist): Likewise.
13557 (simulate_block): Likewise.
13558 (ssa_prop_init): Compute PRE order and stmt UIDs.
13559 (ssa_prop_fini): Adjust.
13560 (ssa_propagate): Adjust.
13562 2016-08-12 Richard Biener <rguenther@suse.de>
13564 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
13565 the currently executable edges have fixed ranges. Always
13566 go through update_value_range.
13568 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
13572 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
13573 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
13574 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
13575 (LANG_HOOKS_DECLS): Add it.
13576 * langhooks.h (struct lang_hooks_for_decls): Add
13577 function_decl_defaulted. Const_tree-ify
13578 function_decl_explicit_p and function_decl_deleted_p.
13579 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
13580 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
13581 also at strict DWARF v5.
13584 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
13585 TYPE_QUAL_CONST in reference-typed decls.
13588 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
13589 in DW_OP_pieces, just enough to handle pointers to member
13591 (gen_remaining_tmpl_value_param_die_attribute): Use a location
13592 expression on DWARFv5 if a constant value doesn't work.
13594 2016-08-11 David Malcolm <dmalcolm@redhat.com>
13596 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
13597 * selftest.c (selftest::test_assertions): New function.
13598 (selftest::selftest_c_tests): New function.
13599 * selftest.h (selftest::selftest_c_tests): New declaration.
13601 2016-08-11 Richard Biener <rguenther@suse.de>
13602 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13604 PR rtl-optimization/72855
13605 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
13607 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13610 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
13611 (vsx_store_<mode>): Likewise.
13613 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13615 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
13616 TImode CONST_WIDE_INT store.
13617 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
13619 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13621 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
13622 mode if unaligned SSE load and store are optimal.
13624 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13626 PR tree-optimization/71083
13627 * tree-predcom.c (ref_at_iteration): Correctly align the
13630 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13632 * config/s390/s390-builtin-types.def: Add INT128 types.
13633 * config/s390/s390-builtins.def: Add INT128 variants for the add
13634 sub low-level builtins dealing with TImode.
13635 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
13636 via subreg when expanding a builtin.
13637 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
13638 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
13640 * config/s390/vecintrin.h: Adjust builtin names accordingly.
13641 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
13642 ("vec_addc<mode>", "vec_addc_u128"): Merge to
13643 "vacc<bhfgq>_<mode>".
13644 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
13645 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
13646 ("vec_subc<mode>", "vec_subc_u128"): Merge to
13647 "vscbi<bhfgq>_<mode>".
13648 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
13649 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
13651 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13653 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
13655 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13657 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
13658 unused declaration.
13659 (vcond<v_cmp_mixed><mode>): Ditto.
13660 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13662 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13664 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
13665 variable explicitly, also assert on it before use.
13667 2016-08-11 Richard Biener <rguenther@suse.de>
13669 PR tree-optimization/72772
13670 * cfgloopmanip.c (create_preheader): Use split_edge if there
13671 is a single loop entry, avoiding degenerate PHIs.
13673 2016-08-11 Richard Biener <rguenther@suse.de>
13675 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
13676 unconditional TODO_cleanup_cfg.
13677 (pass_thread_jumps::execute): Initialize loops, perform a CFG
13678 cleanup only if we threaded a jump.
13680 2016-08-11 Alan Modra <amodra@gmail.com>
13683 * lra-constraints.c (simplify_operand_subreg): Allow subreg
13684 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
13685 slow. Emit two reloads for slow mem case, first loading in
13686 fast innermode, then converting to required mode.
13688 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
13690 * config/rs6000/altivec.h (vec_extract_exp): New macro.
13691 (vec_extract_sig): New macro.
13692 (vec_insert_exp): New macro.
13693 (vec_test_data_class): New macro.
13694 (scalar_extract_exp): New macro.
13695 (scalar_extract_sig): New macro.
13696 (scalar_insert_exp): New macro.
13697 (scalar_test_data_class): New macro.
13698 (scalar_test_neg): New macro.
13699 (scalar_cmp_exp_gt): New macro.
13700 (scalar_cmp_exp_lt): New macro.
13701 (scalar_cmp_exp_eq): New macro.
13702 (scalar_cmp_exp_unordered): New macro.
13703 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
13704 to enforce constraint that operand is a 7-bit unsigned literal.
13705 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
13706 for power9 built-ins.
13707 (BU_P9V_VSX_2): Likewise.
13708 (BU_P9V_64BIT_VSX_2): Likewise.
13709 (VSEEDP): Add scalar extract exponent support.
13710 (VSEESP): Add scalar extract signature support.
13711 (VSTDCNDP): Add scalar test negative support.
13712 (VSTDCNSP): Likewise.
13713 (VSIEDP): Add scalar insert exponent support.
13714 (VSCEDPGT): Add scalar compare exponent greater than support.
13715 (VSCEDPLT): Add scalar compare exponent less than support.
13716 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
13717 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
13718 (VSTDCDP): Add scalar test data class support.
13719 (VSTDCSP): Likewise.
13720 (VSEEDP): Add overload support for scalar extract exponent
13722 (VSESDP): Add overload support for scalar extract signature
13724 (VSTDCN): Add overload support for scalar test negative
13726 (VSTDCNDP): Add overload support for scalar test negative
13728 (VSTDCNSP): Add overload support for scalar test negative
13730 (VSIEDP): Add overload support for scalar insert exponent
13732 (VSTDC): Add overload support for scalar test data class
13734 (VSTDCDP): Add overload support for scalar test data class
13736 (VSTDCSP): Add overload support for scalar test data class
13738 (VSCEDPGT): Add overload support for scalar compare exponent
13739 greater than operation.
13740 (VSCEDPLT): Add overload support for scalar compare exponent
13741 less than operation.
13742 (VSCEDPEQ): Add overload support for scalar compare exponent
13743 test-for-equality operation.
13744 (VSCEDPUO): Add overload support for scalar compare exponent
13745 test-for-unordered operation.
13746 (VEEDP): Add vector extract exponent support.
13748 (VESDP): Add vector extract significand support.
13750 (VIEDP): Add vector insert exponent support.
13752 (VTDCDP): Add vector test data class support.
13753 (VTDCSP): Likewise.
13754 (VES): Add overload support for vector extract significand operation.
13757 (VEE): Add overload support for vector extract exponent operation.
13760 (VTDC): Add overload support for vector test data class operation.
13761 (VTDCDP): Likewise.
13762 (VTDCSP): Likewise.
13763 (VIE): Add overload support for vector insert exponent operation.
13766 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13767 overloaded binary floating point functions.
13768 (altivec_resolve_overloaded_builtin): Improve error messages to
13769 distinguish between functions not supported in the current
13770 compiler configuration and functions that were invoked with an
13771 invalid parameter combination, and include the built-in function
13772 name in both error messages.
13773 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
13775 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
13777 (rs6000_expand_binop_builtin): Add check to enforce that argument
13778 2 of the test data class operations is a 7-bit unsigned literal.
13779 (rs6000_invalid_builtin): Add code to issue an error message if a
13780 built-in function that requires the power9_vector and -m32
13781 command-line options is compiled without these options.
13782 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
13783 (UNSPEC_VSX_SXSIGDP): New value.
13784 (UNSPEC_VSX_SXSIGPDP): New value.
13785 (UNSPEC_VSX_SIEXPDP): New value.
13786 (UNSPEC_VSX_SCMPEXPDP): New value.
13787 (UNSPEC_VSX_STSTDC): New value.
13788 (UNSPEC_VSX_VXEXP): New value.
13789 (UNSPEC_VSX_VXSIG): New value.
13790 (UNSPEC_VSX_VIEXP): New value.
13791 (UNSPEC_VSX_VTSTDC): New value.
13792 (xsxexpdp): New insn for scalar extract exponent.
13793 (xsxsigdp): New insn for scalar extract significand.
13794 (xsiexpdp): New insn for scalar insert exponent.
13795 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
13796 (*xscmpexpdp): New insn for scalar compare exponents.
13797 (xststdc<Fvsx): New expansion for both single- and
13798 double-precision scalar test data class operations.
13799 (xststdcneg<Fvsx>): New expansion for both single- and
13800 double-precision scalar test for negative value operations.
13801 (*xststdc<Fvsx>): New insn for scalar test data class
13803 (xvxexp<VSs>): New insn for single- and double-precision
13804 vector extract exponent operation.
13805 (xvxsig<VSs>): New insn for single- and double-precision
13806 vector extract significand operation.
13807 (xviexp<VSs>): New insn for single- and double-precision
13808 vector insert exponent operation.
13809 (xvtstdc<VSs>): New insn for single- and double-precision
13810 vector test data class operation.
13811 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13812 built-in functions to represent the Power9 binary floating-point
13813 support instructions.
13815 2016-08-10 bin cheng <bin.cheng@arm.com>
13817 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
13819 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13820 Renlin Li <renlin.li@arm.com>
13821 Bin Cheng <bin.cheng@arm.com>
13823 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
13824 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
13825 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
13826 (aarch64_vcond_internal<mode><mode>): Delete pattern.
13827 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
13828 (vcond<v_cmp_result><mode>): Ditto.
13829 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
13830 (vcondu<mode><mode>): Ditto.
13831 (vcond<v_cmp_mixed><mode>): New pattern.
13832 (vcondu<mode><v_cmp_mixed>): New pattern.
13833 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
13834 of aarch64_vcond_internal.
13836 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13837 Renlin Li <renlin.li@arm.com>
13838 Bin Cheng <bin.cheng@arm.com>
13840 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
13841 (vec_cmp<mode><v_cmp_result>): New pattern.
13842 (vec_cmpu<mode><mode>): New pattern.
13843 (vcond_mask_<mode><v_cmp_result>): New pattern.
13845 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13847 PR tree-optimization/71734
13848 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
13849 REF_LOOP, invoke ref_indep_loop_p_1.
13850 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
13851 to ref_indep_loop_p.
13852 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
13853 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
13854 is inside LOOP, do not cache dpendence value for loops with
13856 (ref_indep_loop_p_2): Delete function.
13857 (can_sm_ref_p): Pass LOOP as additional argument to
13860 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
13863 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
13864 being an offsettable address.
13866 2016-08-10 Martin Liska <mliska@suse.cz>
13868 PR gcov-profile/58306
13869 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
13870 atomic variants of profile update functions.
13872 2016-08-10 Martin Liska <mliska@suse.cz>
13874 Cherry picked (and modified) from google-4_7 branch
13875 2012-12-26 Rong Xu <xur@google.com>
13876 * common.opt (fprofile-update): Add new flag.
13877 * coretypes.h: Define enum profile_update.
13878 * doc/invoke.texi: Document -fprofile-update.
13879 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
13880 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
13881 * tree-profile.c (gimple_init_edge_profiler): Generate
13882 also atomic profiler update.
13883 (gimple_gen_edge_profiler): Likewise.
13885 2016-08-10 David Malcolm <dmalcolm@redhat.com>
13887 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
13888 stack_usage_file to NULL after fclose calls.
13890 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13893 * reload.c (push_reload): Compute subreg_in_class for
13894 subregs of constants and plus expressions. Remove special
13895 handling of SYMBOL_REFs.
13897 2016-08-10 Alan Modra <amodra@gmail.com>
13900 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
13901 SImode for TARGET_E500_DOUBLE when given SImode.
13903 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
13905 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
13906 unused variable __O.
13908 2016-08-09 Martin Liska <mliska@suse.cz>
13910 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
13911 _gcov_reset to __gcov_reset.
13912 * doc/gcov-tool.texi: Fix typo.
13914 2016-08-09 Martin Liska <mliska@suse.cz>
13916 * value-prof.c (gimple_divmod_values_to_profile): Do not
13917 instrument MOD histogram if a value is not a SSA name.
13919 2016-08-09 Martin Liska <mliska@suse.cz>
13921 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
13924 2016-08-09 Renlin Li <renlin.li@arm.com>
13926 PR middle-end/64971
13927 * calls.c (prepare_call_address): Convert funexp to Pmode when
13929 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
13930 (sibcall_value): Likewise.
13932 2016-08-09 Marek Polacek <polacek@redhat.com>
13935 * cselib.c (cselib_expand_value_rtx_1): Add return.
13936 * gengtype.c (dbgprint_count_type_at): Likewise.
13937 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
13938 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
13940 2016-08-09 Martin Jambor <mjambor@suse.cz>
13943 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
13944 if instance is a MEM_REF.
13946 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
13949 * config/i386/i386.md (*movtf_internal): Use
13950 lra_in_progress || reload_completed instead of !can_create_pseudo_p
13951 in the insn constraint.
13952 (*movxf_internal): Ditto.
13953 (*movdf_internal): Ditto.
13954 (*movsf_internal): Ditto.
13956 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13958 PR tree-optimization/72772
13959 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13962 2016-08-09 Bin Cheng <bin.cheng@arm.com>
13964 PR tree-optimization/72772
13965 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
13967 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
13968 parameter STOP and update calls. Move expand_simple_operations
13969 function call from here...
13970 (simplify_using_initial_conditions): ...to here. Delete parameter
13972 (tree_simplify_using_condition): Delete parameter STOP.
13973 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
13974 simplify_using_initial_conditions.
13976 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
13979 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
13980 Use create_tmp_var_raw instead of create_tmp_var.
13982 2016-08-09 Richard Biener <rguenther@suse.de>
13984 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
13985 Treat same SSA names related.
13987 2016-08-09 Jakub Jelinek <jakub@redhat.com>
13989 PR tree-optimization/72824
13990 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
13991 real_zerop is not negative.
13993 2016-08-09 Richard Biener <rguenther@suse.de>
13995 PR tree-optimization/71802
13996 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
13997 all merge opportunities with the predecessor.
13999 2016-08-09 Richard Biener <rguenther@suse.de>
14002 * ipa-prop.c (ipa_modify_formal_parameters): Build
14003 parameter types with natural alignment also for the
14006 2016-08-08 Andi Kleen <ak@linux.intel.com>
14008 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
14010 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14013 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
14014 do-nothing langhook.
14015 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
14016 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
14017 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
14018 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
14020 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14023 * input.c: Ensure that HAVE_ICONV is defined.
14025 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14027 PR middle-end/72781
14028 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
14029 private vars for lastprivate and for linear iterator.
14031 PR middle-end/68762
14032 * omp-simd-clone.c: Include varasm.h.
14033 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
14034 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
14035 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
14036 update function name.
14038 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14040 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
14041 (avr_diagnose_devicespecs_error): Remove.
14042 (avr_devicespecs_file): Remove composing absolute path for specfile
14043 and its verbose info. Remove conditions to check specs-file,
14045 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14047 PR rtl-optimization/72821
14048 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
14049 just return false for them.
14051 2016-08-08 Alan Modra <amodra@gmail.com>
14054 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
14055 toc refs created during reload. Update function comment.
14057 2016-08-08 Alan Modra <amodra@gmail.com>
14060 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
14061 alternatives. Put loads first, then stores, and reg/reg moves
14062 within same class later. Delete attr length.
14064 2016-08-08 Alan Modra <amodra@gmail.com>
14067 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
14068 (mem_operand_ds_form): New predicate.
14069 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14070 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
14071 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
14072 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
14073 (extendsfdf2_fpr): Replace o constraint with wY.
14075 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
14077 * tree-ssa-threadbackward.c: Include tree-inline.h
14078 (profitable_jump_thread_path): Use estimate_num_insns to estimate
14079 size of copied block; for cold paths reduce duplication.
14080 (find_jump_threads_backwards): Remove redundant tests.
14081 (pass_thread_jumps::gate): Enable for -Os.
14083 2016-08-07 Jakub Jelinek <jakub@redhat.com>
14086 * stor-layout.c (layout_decl): Fix up formatting.
14087 (relayout_decl): Allow DECL to be FIELD_DECL.
14089 2016-08-07 Alan Modra <amodra@gmail.com>
14091 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
14093 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14095 * data-streamer-in.c (streamer_read_wide_int): New.
14096 (streamer_read_widest_int): Renamed function.
14097 * data-streamer-out.c (streamer_write_wide_int): New
14098 (streamer_write_widest_int): Renamed function.
14099 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
14101 (input_cfg): Call renamed function.
14102 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
14104 (output_cfg): Call renamed function.
14105 * data-streamer.h: Add declarations.
14107 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14109 * tree-ssa-ccp.c (extend_mask): New param sgn.
14110 Remove ORing with wi::mask.
14111 (get_default_value): Adjust call to extend_mask to pass sign.
14112 (evaluate_stmt): Likewise.
14114 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14116 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14119 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14121 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14122 transform if operand's type is pointer to function or method.
14124 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14126 PR tree-optimization/18046
14127 * tree-ssa-threadedge.c: Include cfganal.h.
14128 (simplify_control_statement_condition): If simplifying a
14129 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14130 with the dominating ASSERT_EXPR before handing it off to VRP.
14131 Mention that a CASE_LABEL_EXPR may be returned.
14132 (thread_around_empty_blocks): Adjust to handle
14133 simplify_control_statement_condition() returning a
14135 (thread_through_normal_block): Likewise.
14136 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14137 a switch statement by trying to determine which case label
14140 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14142 PR rtl-optimization/69847
14143 * lra-constraints.c (process_invariant_for_inheritance): Save
14144 pattern instead of src.
14145 (remove_inheritance_pseudos): Use the pattern. Add assert.
14147 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14149 * input.c (string_concat::string_concat): New constructor.
14150 (string_concat_db::string_concat_db): New constructor.
14151 (string_concat_db::record_string_concatenation): New method.
14152 (string_concat_db::get_string_concatenation): New method.
14153 (string_concat_db::get_key_loc): New method.
14154 (class auto_cpp_string_vec): New class.
14155 (get_substring_ranges_for_loc): New function.
14156 (get_source_range_for_substring): New function.
14157 (get_num_source_ranges_for_substring): New function.
14158 (class selftest::lexer_test_options): New class.
14159 (struct selftest::lexer_test): New struct.
14160 (class selftest::ebcdic_execution_charset): New class.
14161 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14162 (selftest::lexer_test::lexer_test): New constructor.
14163 (selftest::lexer_test::~lexer_test): New destructor.
14164 (selftest::lexer_test::get_token): New method.
14165 (selftest::assert_char_at_range): New function.
14166 (ASSERT_CHAR_AT_RANGE): New macro.
14167 (selftest::assert_num_substring_ranges): New function.
14168 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14169 (selftest::assert_has_no_substring_ranges): New function.
14170 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14171 (selftest::test_lexer_string_locations_simple): New function.
14172 (selftest::test_lexer_string_locations_ebcdic): New function.
14173 (selftest::test_lexer_string_locations_hex): New function.
14174 (selftest::test_lexer_string_locations_oct): New function.
14175 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14176 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14177 (selftest::test_lexer_string_locations_ucn4): New function.
14178 (selftest::test_lexer_string_locations_ucn8): New function.
14179 (selftest::uint32_from_big_endian): New function.
14180 (selftest::test_lexer_string_locations_wide_string): New function.
14181 (selftest::uint16_from_big_endian): New function.
14182 (selftest::test_lexer_string_locations_string16): New function.
14183 (selftest::test_lexer_string_locations_string32): New function.
14184 (selftest::test_lexer_string_locations_u8): New function.
14185 (selftest::test_lexer_string_locations_utf8_source): New function.
14186 (selftest::test_lexer_string_locations_concatenation_1): New
14188 (selftest::test_lexer_string_locations_concatenation_2): New
14190 (selftest::test_lexer_string_locations_concatenation_3): New
14192 (selftest::test_lexer_string_locations_macro): New function.
14193 (selftest::test_lexer_string_locations_stringified_macro_argument):
14195 (selftest::test_lexer_string_locations_non_string): New function.
14196 (selftest::test_lexer_string_locations_long_line): New function.
14197 (selftest::test_lexer_char_constants): New function.
14198 (selftest::input_c_tests): Call the new test functions once per
14199 case within the line_table test matrix.
14200 * input.h (struct string_concat): New struct.
14201 (struct location_hash): New struct.
14202 (class string_concat_db): New class.
14203 * substring-locations.h: New header.
14205 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14207 PR tree-optimization/72810
14208 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
14209 the type of the case labels when truncating.
14211 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
14214 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
14215 (aarch64_fp16_ptr_type_node): Likewise.
14216 * config/aarch64/aarch64-simd-builtins.c
14217 (aarch64_fp16_ptr_type_node): Define.
14218 (aarch64_init_fp16_types): New, refactored out of...
14219 (aarch64_init_builtins): ...here, update to call
14220 aarch64_init_fp16_types.
14221 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
14223 (aapcs_vfp_sub_candidate): Likewise.
14225 2016-08-05 Martin Liska <mliska@suse.cz>
14226 Joshua Cranmer <Pidgeot18@gmail.com>
14228 * gcov.c (line_t::has_block): New function.
14229 (enum loop_type): New enum.
14230 (handle_cycle): New function.
14231 (unblock): Likewise.
14232 (circuit): Likewise.
14233 (get_cycles_count): Likewise.
14234 (accumulate_line_counts): Use new loop detection algorithm.
14236 2016-08-05 Martin Liska <mliska@suse.cz>
14238 * gcov.c (output_intermediate_file): Rename
14239 function_info::line_next to next_file_fn.
14240 (process_file): Likewise.
14241 (read_graph_file): Likewise.
14242 (accumulate_line_counts): Likewise.
14243 (output_lines): Likewise.
14245 2016-08-05 Richard Biener <rguenther@suse.de>
14247 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
14248 restriction on threading to a loop header.
14250 2016-08-05 Richard Biener <rguenther@suse.de>
14252 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
14253 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
14254 adjust loop info accordingly.
14256 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
14258 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
14259 before folding call to __builtin_constant_p with parameters to false.
14261 2016-08-05 Alan Modra <amodra@gmail.com>
14263 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
14264 code accidentally committed 2016-05-02 providing class when given
14267 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14269 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
14270 the case label ranges that partially overlap with OP's value
14273 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
14276 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
14277 Cast builtin function result to __mmask16 instead of __mmask8.
14278 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14279 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
14280 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14282 2016-08-04 David Malcolm <dmalcolm@redhat.com>
14284 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
14285 (ASSERT_TRUE_AT): New macro.
14286 (ASSERT_FALSE): Reimplement in terms of...
14287 (ASSERT_FALSE_AT): New macro.
14288 (ASSERT_STREQ_AT): Fix typo in comment.
14290 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14292 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
14293 labels are exhaustive, designate the label with the widest
14294 range to be the default label.
14296 2016-08-04 Andrew Pinski <apinski@cavium.com>
14298 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
14299 (thunderx_tunings): Use thunderx_vector_cost instead of
14300 generic_vector_cost.
14302 2016-08-04 Martin Liska <mliska@suse.cz>
14304 * gcov.c (main): Fix GNU coding style.
14305 (output_intermediate_file): Likewise.
14306 (process_file): Likewise.
14307 (generate_results): Likewise.
14308 (release_structures): Likewise.
14309 (create_file_names): Likewise.
14310 (find_source): Likewise.
14311 (read_graph_file): Likewise.
14312 (find_exception_blocks): Likewise.
14313 (canonicalize_name): Likewise.
14314 (make_gcov_file_name): Likewise.
14315 (mangle_name): Likewise.
14316 (accumulate_line_counts): Likewise.
14317 (output_branch_count): Likewise.
14318 (read_line): Likewise.
14320 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
14322 PR rtl-optimization/71779
14323 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
14324 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
14325 or if it was truncated.
14327 PR rtl-optimization/70903
14328 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
14330 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14332 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
14333 accessing SSA_NAME_PTR_INFO.
14335 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14338 * common/config/avr/avr-common.c (avr_option_optimization_table)
14339 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
14341 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14344 * config/avr/avr.md: New pattern to work around do_store_flag
14345 generating shift instructions for bit extractions.
14347 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14349 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
14351 (add_equivalence): Likewise.
14352 (get_value_range): Allocate value range with vrp_value_range_pool.
14353 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
14354 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
14356 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
14358 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
14359 the default for the rs6000 port.
14361 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
14363 PR middle-end/71876
14364 * calls.c (special_function_p): Remove special handling of
14365 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
14366 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
14367 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
14369 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
14371 PR middle-end/72778
14372 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
14373 Don't stop on regular insns.
14375 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
14377 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
14378 size to DImode boundary.
14379 (nvptx_propagate): Likewise.
14381 2016-08-03 Alan Modra <amodra@gmail.com>
14383 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
14384 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
14385 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
14386 from -mefficient-unaligned-vector. Note that this affects fp too.
14388 2016-08-03 Alan Modra <amodra@gmail.com>
14390 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
14393 2016-08-03 Alan Modra <amodra@gmail.com>
14395 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
14396 to a reg. Localize vars.
14398 2016-08-03 Alan Modra <amodra@gmail.com>
14400 * config/rs6000/rs6000.opt: Remove negatives from help strings
14403 2016-08-03 Alan Modra <amodra@gmail.com>
14405 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
14406 Delete duplicated code.
14408 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14410 PR middle-end/72778
14411 * lra-spills.c (regno_in_use_p): New.
14412 (lra_final_code_change): Use it.
14414 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14416 PR rtl-optimization/69847
14417 * lra-int.h (struct lra-reg): Use restore_rtx instead of
14419 (lra_rtx_hash): New.
14420 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
14422 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
14423 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
14424 * lra-spills.c (lra_final_code_change): Don't delete insn when the
14425 next insn is USE with the same reg as the current insn source.
14426 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
14428 (lra_constraints_init): Call initiate_invariants.
14429 (lra_constraints_finish): Call finish_invariants.
14430 (struct invariant, invariant_t, invariant_ptr_t): New.
14431 (const_invariant_ptr_t, invariants, invariants_pool): New.
14432 (invariant_table, invariant_hash, invariant_eq_p): New.
14433 (insert_invariant, initiate_invariants, finish_invariants): New.
14434 (clear_invariants, invalid_invariant_regs): New.
14435 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
14436 instead of restore_regno.
14437 (invariant_p, process_invariant_for_inheritance): New.
14438 (inherit_in_ebb): Implement invariant inheritance.
14439 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
14440 (remove_inheritance_pseudos): Implement undoing invariant
14442 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
14443 instead of restore_regno.
14444 * lra-assigns.c (regno_live_length): New.
14445 (reload_pseudo_compare_func): Use regno_live_length.
14446 (assign_by_spills): Use restore_rtx instead of restore_regno.
14447 (lra_assign): Ditto. Initiate regno_live_length.
14449 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
14451 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
14452 __builtin_aarch64_fmindf.
14454 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14456 PR tree-optimization/34114
14457 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
14458 information for more control IVs.
14460 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14462 PR tree-optimization/34114
14463 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
14464 PLUS_EXPR case. Handle SSA_NAME case.
14466 2016-08-02 Tamar Christina <tamar.christina@arm.com>
14468 * config/aarch64/aarch64-simd-builtins.def
14469 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
14470 (__builtin_aarch64_fmaxdf): Likewise.
14471 (__builtin_aarch64_smin_nandf): Likewise.
14472 (__builtin_aarch64_smax_nandf): Likewise.
14473 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
14474 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
14475 (<fmaxmin><mode>3): ...this.
14476 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
14477 (vminnm_f64): Likewise.
14478 (vmin_f64): Likewise.
14479 (vmax_f64): Likewise.
14480 * config/aarch64/iterators.md (FMAXMIN): Merge with...
14481 (FMAXMIN_UNS): ...this.
14482 (fmaxmin): Merged with
14483 (fmaxmin_op): ...this...
14484 (maxmin_uns_op): ...in to this.
14486 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14488 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14489 Add support for vec_extract on vector float, vector int, vector
14490 short, and vector char vector types.
14491 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
14492 vector float, vector int, vector short, and vector char
14493 optimizations on 64-bit ISA 2.07 systems for both constant and
14494 variable element numbers.
14495 (rs6000_split_vec_extract_var): Likewise.
14496 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
14497 Altivec registers on ISA 2.07 and above.
14498 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
14499 which never was matched due to the split occuring before register
14500 allocation (and the code would not have worked on little endian
14501 systems if it did match). Allow extracts to go to the Altivec
14502 registers if ISA 2.07 (power8). Change from using "" around the
14503 C++ code to using {}'s.
14504 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
14505 vec_extracts when the vector is in memory.
14506 (vsx_extract_v4sf_var): New insn to optimize vector float
14507 vec_extracts when the element number is variable on 64-bit ISA
14509 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
14510 for 64-bit ISA 2.07 as well as ISA 3.0.
14511 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
14512 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
14513 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
14514 optimize vector int, vector short, and vector char vec_extracts
14515 when the vector is in memory.
14516 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
14517 optimize vector int, vector short, and vector char vec_extracts
14518 when the element number is variable.
14520 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14523 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
14524 does not overlap with other symbol flags.
14526 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
14528 * config/aarch64/aarch64.h (aarch64_frame):
14529 Remove padding0 and hardfp_offset. Add locals_offset,
14530 initial_adjust, callee_adjust, callee_offset and final_adjust.
14531 * config/aarch64/aarch64.c (aarch64_layout_frame):
14532 Remove unused padding0 and hardfp_offset initializations.
14533 Choose frame layout and set frame variables accordingly.
14534 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
14535 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
14536 (aarch64_pop_regs): Likewise.
14537 (aarch64_expand_prologue): Remove all decision code, just emit
14538 prolog according to frame variables.
14539 (aarch64_expand_epilogue): Remove all decision code, just emit
14540 epilog according to frame variables.
14541 (aarch64_initial_elimination_offset): Use offset to local/arg area.
14543 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
14546 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
14547 fix_debug_reg_uses after changing source register mode to
14548 V1TImode if source register is undefined.
14550 2015-08-01 Alan Hayward <alan.hayward@arm.com>
14552 PR tree-optimization/71818
14553 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
14554 with non invariant evolutions
14556 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14559 * config/avr/avr.md (length) [branch]: Correct insn length
14560 attribute for forward branches.
14562 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14564 * doc/extend.texi (AVR Built-in Functions): Document
14565 __builtin_avr_nops.
14566 * config/avr/builtins.def (NOPS): New.
14567 * config/avr/avr.c (avr_expand_nops): New static function.
14568 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
14570 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14572 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
14573 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
14576 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
14578 * config/aarch64/aarch64.c (vulcan_tunings): Update
14579 vulcan L1 cache_line_size.
14581 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14583 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
14584 function that takes a vector memory address, a hard register, an
14585 element number and a temporary base register, and recreates an
14586 address that points to the appropriate element within the vector.
14587 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
14588 (rs6000_split_vec_extract_var): Add support for the target of a
14589 vec_extract with variable element number being a scalar memory
14591 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
14593 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
14594 vsx_extract_<mode>_load insn with a new insn that optimizes
14595 storing either element to a memory location, using scratch
14596 registers to pick apart the vector and reconstruct the address.
14597 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
14598 (vsx_extract_<mode>_store): Rework alternatives to more correctly
14599 support Altivec registers. Add support for ISA 3.0 Altivec d-form
14601 (vsx_extract_<mode>_var): Add support for extracting a variable
14602 element number from memory.
14604 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14606 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
14607 when testing for compares against constants of the form 0xabab.
14609 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14611 PR tree-optimization/57558
14612 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
14614 (vect_loop_versioning): Support versioning with niter assumptions.
14615 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
14616 (vect_get_loop_niters): New parameter. Reimplement to support
14617 assumptions in loop niter info.
14618 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
14619 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
14620 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
14621 Support loop versioning for niters.
14622 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
14623 (vect_free_loop_info_assumptions): New function.
14624 (vectorize_loops): Free loop niter info for loops with flag
14625 LOOP_F_ASSUMPTIONS set if vectorization failed.
14626 * tree-vectorizer.h (struct _loop_vec_info): New field
14627 num_iters_assumptions.
14628 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
14629 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
14630 (LOOP_REQUIRES_VERSIONING): New macro.
14631 (vect_free_loop_info_assumptions): New decl.
14633 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14635 * cfgloop.h (struct loop): New field constraints.
14636 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
14637 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
14639 * cfgloop.c (alloc_loop): Initialize new field.
14640 * cfgloopmanip.c (copy_loop_info): Copy constraints.
14641 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
14642 Adjust niter analysis wrto loop constraints.
14643 * doc/loop.texi (@node Number of iterations): Add description for loop
14646 2016-07-29 Marek Polacek <polacek@redhat.com>
14649 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
14650 (ix86_expand_round_builtin): Likewise.
14652 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
14653 Georg-Johann Lay <avr@gjlay.de>
14655 PR rtl-optimization/71976
14656 * combine.c (get_last_value): Return 0 if the argument for which
14657 the function is called has a wider mode than the recorded value.
14659 2016-07-29 Marek Polacek <polacek@redhat.com>
14662 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
14663 (altivec_expand_st_builtin): Likewise.
14665 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14667 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
14668 introduced in r238381.
14670 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
14672 PR middle-end/68217
14673 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
14674 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
14676 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
14678 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
14680 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14681 Add support for vec_extract of vector double or vector long having
14682 a variable element number on 64-bit ISA 2.07 systems or newer.
14683 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
14685 (rs6000_split_vec_extract_var): New function to split a
14686 vec_extract built-in function with variable element number.
14687 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
14689 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
14690 (UNSPEC_VSX_EXTRACT): Likewise.
14691 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
14692 direct move instructions to be generated on 64-bit ISA 2.07
14693 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
14695 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
14696 arguments for vec_extract variable element.
14697 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
14698 vec_extract with variable element on V2DFmode and V2DImode
14700 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
14701 -mupper-regs-df requirement, since it isn't needed.
14702 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
14703 do direct moves on 64-bit systems, which allows optimization of
14704 vec_extract on 64-bit ISA 2.07 systems and newer.
14706 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14707 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14709 * config/aarch64/aarch64.md
14710 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
14711 statement and type.
14712 (<optab>qihi2_aarch64): Likewise, and split into two.
14713 (extendqihi2_aarch64): New.
14714 (zero_extendqihi2_aarch64): New.
14715 * config/aarch64/iterators.md (ldrxt): Remove.
14716 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
14719 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14721 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
14723 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14725 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
14726 (aarch64_push_reg): New function to push 1 or 2 registers.
14727 (aarch64_pop_reg): New function to pop 1 or 2 registers.
14728 (aarch64_expand_prologue): Use aarch64_push_regs.
14729 (aarch64_expand_epilogue): Use aarch64_pop_regs.
14731 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
14733 PR tree-optimization/71734
14734 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
14735 attribute instead of REF_LOOP and use it.
14736 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
14737 set it for Loops having non-zero safelen attribute.
14738 (ref_indep_loop_p): Pass zero as initial value for safelen.
14740 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
14742 PR middle-end/72657
14744 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
14745 call using chkp_gimple_call_builtin_p.
14746 (chkp_copy_bounds_for_assign): Likewise.
14748 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14750 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
14751 * config/arm/arm-protos.h (struct tune_params): Likewise.
14752 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
14753 (cortex_a9_sched_adjust_cost): Likewise.
14754 (fa726te_sched_adjust_cost): Likewise.
14755 (arm_adjust_cost): Likewise.
14756 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
14757 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
14758 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
14759 * config/i386/i386.c (ix86_adjust_cost): Likewise.
14760 * config/ia64/ia64.c: Likewise.
14761 * config/m68k/m68k.c: Likewise.
14762 * config/mep/mep.c (mep_adjust_cost): Likewise.
14763 * config/microblaze/microblaze.c (microblaze_adjust_cost):
14765 * config/mips/mips.c (mips_adjust_cost): Likewise.
14766 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
14768 * config/pa/pa.c (pa_adjust_cost): Likewise.
14769 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
14770 (rs6000_debug_adjust_cost): Likewise.
14771 * config/sh/sh.c (sh_adjust_cost): Likewise.
14772 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
14773 (hypersparc_adjust_cost): Likewise.
14774 (sparc_adjust_cost): Likewise.
14775 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
14776 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
14777 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
14779 * config/visium/visium.c (visium_adjust_cost): Likewise.
14780 * doc/tm.texi: Regenerate.
14781 * haifa-sched.c (dep_cost_1): Adjust.
14782 * target.def: Merge adjust_cost and adjust_cost_2.
14784 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14786 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
14788 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14790 * store-motion.c (struct st_expr): Make pattern_regs a vector.
14791 (extract_mentioned_regs): Append to a vector instead of
14792 returning a rtx_expr_list.
14793 (st_expr_entry): Adjust.
14794 (free_st_expr_entry): Likewise.
14795 (store_ops_ok): Likewise.
14796 (store_killed_in_insn): Likewise.
14797 (find_moveable_store): Likewise.
14799 2016-07-28 Martin Liska <mliska@suse.cz>
14801 PR gcov-profile/68025
14802 * tree-profile.c (tree_profiling): Respect
14803 no_profile_instrument_function attribute.
14804 * doc/extend.texi: Document no_profile_instrument_function
14807 2016-07-28 Martin Liska <mliska@suse.cz>
14809 PR rtl-optimization/70944
14810 * combine.c (make_compound_operation):
14811 Do not allow make_compound_operation for vector mode
14813 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
14815 PR middle-end/71994
14816 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
14817 before calling get_ops.
14819 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
14821 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
14822 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
14823 (BITS_PER_UNIT_LOG): Remove.
14824 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
14825 * expr.c (expand_assignment): Likewise.
14826 * stor-layout.c (initialize_sizetypes): Likewise.
14828 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
14830 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
14831 signature of rs6000_expand_vector_extract so that the element
14832 number is a RTX instead of a constant integer.
14833 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
14835 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
14836 (altivec_expand_vec_ext_builtin): Likewise.
14837 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
14838 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
14839 MFVSRLD instruction.
14841 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14843 * input.c (get_pure_location): Move here from tree.c.
14844 (make_location): Likewise. Add header comment.
14845 (selftest::test_accessing_ordinary_linemaps): Verify
14846 pure_location_p, make_location, get_location_from_adhoc_loc and
14847 get_range_from_loc.
14848 * input.h (get_pure_location): Move declaration here from tree.h.
14849 (get_finish): Likewise for inline function.
14850 (make_location): Likewise for declaration.
14851 * tree.c (get_pure_location): Move to input.c.
14852 (make_location): Likewise.
14853 * tree.h (get_pure_location): Move declaration to tree.h.
14854 (get_finish): Likewise for inline function.
14855 (make_location): Likewise for declaration.
14857 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14859 PR middle-end/71078
14860 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
14862 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14864 * system.h (STATIC_ASSERT): Use static_assert if building
14865 with C++11 onwards.
14867 2016-07-27 Richard Biener <rguenther@suse.de>
14869 PR tree-optimization/72517
14870 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
14871 Revert change to not compute read-read dependences.
14873 2016-07-27 Richard Biener <rguenther@suse.de>
14875 * predict.c (set_even_probabilities): Make nedges unsigned.
14877 2016-07-27 Martin Liska <mliska@suse.cz>
14879 * predict.c (set_even_probabilities): Handle unlikely edges.
14880 (combine_predictions_for_bb): Likewise.
14882 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14885 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
14886 __float128 support when we don't have hardware support, so that
14887 the IEEE built-in functions like isgreater, first call __unordkf3
14888 to make sure neither operand is a NaN, and if both operands are
14889 ordered, do the normal comparison.
14891 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14893 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
14895 (extract_code_and_val_from_cond_with_ops): Verify that name is
14896 either cond_op0 or cond_op1.
14898 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14900 PR tree-optimization/18046
14901 * genmodes.c (emit_mode_size_inline): Emit an assert that
14902 verifies that mode is a valid array index.
14903 (emit_mode_nuinits_inline): Likewise.
14904 (emit_mode_inner_inline): Likewise.
14905 (emit_mode_unit_size_inline): Likewise.
14906 (emit_mode_unit_precision_inline): Likewise.
14907 * tree-vrp.c: Include params.h.
14908 (find_switch_asserts): Register edge assertions for the default
14909 label which correspond to the anti-ranges of each case label.
14910 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
14911 * doc/invoke.texi: Document it.
14913 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14915 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
14916 and unnecessary call to gimple_bb.
14918 2016-07-26 Richard Biener <rguenther@suse.de>
14920 PR rtl-optimization/71984
14921 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
14924 2016-07-26 Richard Biener <rguenther@suse.de>
14926 PR middle-end/72517
14927 * expmed.c (extract_bit_field_1): Constrain the vector mode
14928 with element size matching the extraction mode size when
14929 choosing a better vector mode to do the extraction from.
14931 2016-07-26 Richard Biener <rguenther@suse.de>
14932 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14934 PR middle-end/70920
14935 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
14938 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14940 * tree-ssa-structalias.c (struct scc_info): Change types of
14941 members to auto_sbitmap and auto_vec.
14942 (scc_info::scc_info): New constructor.
14943 (scc_info::~scc_info): New destructor.
14944 (init_scc_info): Remove.
14945 (free_scc_info): Remove.
14946 (find_indirect_cycles): Adjust.
14947 (perform_var_substitution): Likewise.
14948 (free_var_substitution_info): Likewise.
14950 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14952 * tree-outof-ssa.c (struct elim_graph): Change type of members
14953 to auto_vec and auto_sbitmap.
14954 (elim_graph::elim_graph): New constructor.
14955 (delete_elim_graph): Remove.
14956 (expand_phi_nodes): Adjust.
14958 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14960 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
14961 (new_elim_graph): Adjust.
14962 (clear_elim_graph): Likewise.
14963 (delete_elim_graph): Likewise.
14964 (elim_graph_size): Likewise.
14965 (elim_graph_add_node): Likewise.
14966 (elim_graph_add_edge): Likewise.
14967 (elim_graph_remove_succ_edge): Likewise.
14968 (eliminate_name): Likewise.
14969 (eliminate_build): Likewise.
14970 (elim_forward): Likewise.
14971 (elim_unvisited_predecessor): Likewise.
14972 (elim_backward): Likewise.
14973 (elim_create): Likewise.
14974 (eliminate_phi): Likewise.
14975 (expand_phi_nodes): Likewise.
14977 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14979 * bt-load.c (compute_out): Use auto_sbitmap class.
14980 (link_btr_uses): Likewise.
14981 * cfganal.c (mark_dfs_back_edges): Likewise.
14982 (post_order_compute): Likewise.
14983 (inverted_post_order_compute): Likewise.
14984 (pre_and_rev_post_order_compute_fn): Likewise.
14985 (single_pred_before_succ_order): Likewise.
14986 * cfgexpand.c (pass_expand::execute): Likewise.
14987 * cfgloop.c (verify_loop_structure): Likewise.
14988 * cfgloopmanip.c (fix_bb_placements): Likewise.
14989 (remove_path): Likewise.
14990 (update_dominators_in_loop): Likewise.
14991 * cfgrtl.c (break_superblocks): Likewise.
14992 * ddg.c (check_sccs): Likewise.
14993 (create_ddg_all_sccs): Likewise.
14994 * df-core.c (df_worklist_dataflow): Likewise.
14995 * dse.c (dse_step3): Likewise.
14996 * except.c (eh_region_outermost): Likewise.
14997 * function.c (thread_prologue_and_epilogue_insns): Likewise.
14998 * gcse.c (prune_expressions): Likewise.
14999 (prune_insertions_deletions): Likewise.
15000 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
15001 * graph.c (draw_cfg_nodes_no_loops): Likewise.
15002 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
15003 * lcm.c (compute_earliest): Likewise.
15004 (compute_farthest): Likewise.
15005 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
15006 (unroll_loop_runtime_iterations): Likewise.
15007 (unroll_loop_stupid): Likewise.
15008 * lower-subreg.c (decompose_multiword_subregs): Likewise.
15009 * lra-lives.c: Likewise.
15010 * lra.c (lra): Likewise.
15011 * modulo-sched.c (schedule_reg_moves): Likewise.
15012 (optimize_sc): Likewise.
15013 (get_sched_window): Likewise.
15014 (sms_schedule_by_order): Likewise.
15015 (check_nodes_order): Likewise.
15016 (order_nodes_of_sccs): Likewise.
15017 (order_nodes_in_scc): Likewise.
15018 * recog.c (split_all_insns): Likewise.
15019 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
15020 * reload1.c (reload): Likewise.
15021 * sched-rgn.c (haifa_find_rgns): Likewise.
15022 (split_edges): Likewise.
15023 (compute_trg_info): Likewise.
15024 * sel-sched.c (init_seqno): Likewise.
15025 * store-motion.c (remove_reachable_equiv_notes): Likewise.
15026 * tree-into-ssa.c (update_ssa): Likewise.
15027 * tree-ssa-live.c (live_worklist): Likewise.
15028 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
15029 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15031 (try_peel_loop): Likewise.
15032 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
15034 * tree-ssa-pre.c (compute_antic): Likewise.
15035 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
15036 * tree-stdarg.c (reachable_at_most_once): Likewise.
15037 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
15038 * var-tracking.c (vt_find_locations): Likewise.
15040 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15042 * sbitmap.h (auto_sbitmap): New class.
15044 2016-07-26 Alan Modra <amodra@gmail.com>
15047 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
15050 2016-07-25 David Malcolm <dmalcolm@redhat.com>
15052 * input.c (selftest::temp_source_file::temp_source_file): Fix
15053 missing "%s" in fprintf.
15055 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
15057 PR middle-end/71732
15058 * cselib.c (cselib_process_insn): Invalidate argument slots for
15061 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15063 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
15064 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
15065 vmulxh_lane_f16, vmulxh_laneq_f16): New.
15067 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15069 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15070 * config/aarch64/aarch64.md (fma, fnma): Support HF.
15071 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
15073 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15075 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15076 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
15078 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
15079 (add<mode>3): Likewise.
15080 (sub<mode>3): Likewise.
15081 (mul<mode>3): Likewise.
15082 (div<mode>3): Likewise.
15083 (*div<mode>3): Likewise.
15084 (<fmaxmin><mode>3): Extend to HF.
15085 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
15086 (fabd<mode>3): Likewise.
15087 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
15088 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
15089 (aarch64_fmulx<mode>): Likewise.
15090 (aarch64_fac<optab><mode>): Likewise.
15091 (aarch64_frecps<mode>): Likewise.
15092 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
15093 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
15094 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
15095 (VSDQ_HSDI): Support HI.
15096 (fcvt_target, FCVT_TARGET): Likewise.
15097 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
15098 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
15099 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
15100 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
15101 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
15102 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
15103 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
15104 vrsqrtsh_f16): New.
15106 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15108 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
15109 * config/aarch64/aarch64-builtins.c (hi_UP): New.
15110 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15111 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
15113 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
15114 (aarch64_cm<optab><mode>): Likewise.
15115 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15116 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15117 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15118 (sqrt<mode>2): Likewise.
15119 (*sqrt<mode>2): Likewise.
15120 (abs<mode>2): Likewise.
15121 (<optab><mode>hf2): New pattern for HF mode.
15122 (<optab>hihf2): Likewise.
15123 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15124 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15125 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15127 * config/aarch64/arm_fp16.h: New file.
15128 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15129 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15130 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15131 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15132 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15133 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15134 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15135 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15136 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15137 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15138 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15139 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15142 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15144 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15145 reduc_smin_scal_): Use VDQIF_F16.
15146 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15147 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15149 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15150 * config/aarch64/iterators.md (VDQIF_F16): New.
15151 (vp): Support HF modes.
15152 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15153 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15155 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15157 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15158 "*aarch64_mulx_elt_from_dup<mode>".
15159 (*aarch64_mul3_elt<mode>): Update schedule type.
15160 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15161 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15162 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15163 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15164 (f, fp): Support HF modes.
15165 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15166 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15167 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15168 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15169 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15170 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15172 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15174 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15175 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15177 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15180 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15182 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15183 * config/aarch64/aarch64-simd.md
15184 (aarch64_rsqrts<mode>): Extend to HF modes.
15185 (fabd<mode>3): Likewise.
15186 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15187 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15188 (aarch64_<maxmin_uns>p<mode>): Likewise.
15189 (<su><maxmin><mode>3): Likewise.
15190 (<maxmin_uns><mode>3): Likewise.
15191 (<fmaxmin><mode>3): Likewise.
15192 (aarch64_faddp<mode>): Likewise.
15193 (aarch64_fmulx<mode>): Likewise.
15194 (aarch64_frecps<mode>): Likewise.
15195 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15196 (add<mode>3): Extend to HF modes.
15197 (sub<mode>3): Likewise.
15198 (mul<mode>3): Likewise.
15199 (div<mode>3): Likewise.
15200 (*div<mode>3): Likewise.
15201 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15203 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15204 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
15205 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
15206 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
15207 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
15208 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
15209 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
15210 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
15211 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
15212 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
15213 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
15214 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
15215 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
15216 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
15218 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15220 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
15221 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15222 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
15223 (neg<mode>2): Likewise.
15224 (abs<mode>2): Likewise.
15225 (<frint_pattern><mode>2): Likewise.
15226 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
15227 (<optab><VDQF:mode><fcvt_target>2): Likewise.
15228 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
15229 (ftrunc<VDQF:mode>2): Likewise.
15230 (<optab><fcvt_target><VDQF:mode>2): Likewise.
15231 (sqrt<mode>2): Likewise.
15232 (*sqrt<mode>2): Likewise.
15233 (aarch64_frecpe<mode>): Likewise.
15234 (aarch64_cm<optab><mode>): Likewise.
15235 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
15237 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
15238 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
15240 * config/aarch64/arm_neon.h (vdup_n_f16): New.
15241 (vdupq_n_f16): Likewise.
15242 (vld1_dup_f16): Use vdup_n_f16.
15243 (vld1q_dup_f16): Use vdupq_n_f16.
15244 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
15245 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
15246 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
15247 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
15248 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
15249 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
15250 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
15251 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
15252 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
15253 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
15254 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
15255 vsqrt_f16, vsqrtq_f16): New.
15257 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15259 * config/aarch64/aarch64-simd.md
15260 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
15261 (aarch64_ext<mode>): Likewise.
15262 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
15263 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
15264 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
15266 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
15268 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
15269 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
15270 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
15271 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
15272 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
15273 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
15274 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
15276 (vmov_n_f16): Reimplement using vdup_n_f16.
15277 (vmovq_n_f16): Reimplement using vdupq_n_f16..
15279 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15281 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
15282 "frame_related_p". Generate CFA annotation when it's necessary.
15283 (aarch64_expand_prologue): Use aarch64_add_constant.
15284 (aarch64_expand_epilogue): Likewise.
15285 (aarch64_output_mi_thunk): Pass "false" when calling
15286 aarch64_add_constant.
15288 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15290 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
15293 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15295 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
15296 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
15297 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
15298 (aarch64_build_constant): Delete.
15300 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
15303 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15305 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15306 flag_toplevel_reorder.
15308 2016-07-25 Richard Biener <rguenther@suse.de>
15310 * cgraph.c (cgraph_node::verify_node): Compare against builtin
15311 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
15312 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
15313 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
15314 (streamer_get_builtin_tree): Likewise.
15315 (streamer_write_builtin): Likewise.
15316 * lto-streamer.h (LTO_builtin_decl): Remove.
15317 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
15318 (lto_input_scc): Remove LTO_builtin_decl handling.
15319 (lto_input_tree_1): Liekwise.
15320 * lto-streamer-out.c (lto_output_tree_1): Remove special
15321 handling of builtins.
15322 (DFS::DFS): Likewise.
15323 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
15324 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
15326 (streamer_write_builtin): Remove.
15328 2016-07-25 Martin Liska <mliska@suse.cz>
15330 * lto-cgraph.c (input_symtab): Don't call get_working_sets
15331 if flag_auto_profile is set to true.
15333 2016-07-25 Martin Liska <mliska@suse.cz>
15335 PR gcov-profile/71868
15336 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
15337 have a function with multiple latches, count them all.
15339 2016-07-25 Martin Liska <mliska@suse.cz>
15341 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
15343 2016-07-25 Martin Liska <mliska@suse.cz>
15345 PR tree-optimization/71987
15346 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
15347 just for SSA_NAMEs. Fix GNU coding style.
15349 2016-07-25 Martin Liska <mliska@suse.cz>
15351 PR gcov-profile/64874
15352 * gcov-io.h: Update command about file format.
15353 * gcov-iov.c (main): Adapt the numbering scheme.
15355 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15357 PR middle-end/66726
15358 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
15359 whose result is used in PHI.
15360 (final_range_test_p): Likewise.
15361 (maybe_optimize_range_tests): Likewise.
15363 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
15365 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15366 Reformat two multi-line strings.
15368 2016-07-22 Martin Sebor <msebor@redhat.com>
15370 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
15372 2016-07-22 Martin Sebor <msebor@redhat.com>
15375 * doc/extend.texi (Compound Literals): Correct and clarify.
15376 (Cast to Union): Same.
15378 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
15380 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
15381 comments to explain why certain error messages make mention of
15382 undocumented options.
15383 (rs6000_invalid_builtin): Change error messages to replace mention
15384 of undocumented options with mention of the -mcpu=power9 option
15385 that enables those undocumented options.
15386 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
15387 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
15388 definition of this macro to correct an existing error.
15389 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
15390 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
15391 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
15392 descriptions of built-in functions so that they depend on
15393 -mcpu=power9 instead of on the corresponding undocumented flags.
15394 * doc/invoke.texi (Option Summary): Remove all mention of newly
15395 undocumented flags.
15396 (IBM RS/6000 and PowerPC Options): Likewise.
15397 * doc/md.texi (Constraints for Particuliar Machines): Remove all
15398 mention of newly undocumented flags.
15400 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
15402 * ipa-cp.c (determine_versionability): Do not create constprop clones,
15403 when target_clones attribute is set.
15405 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15407 * common.opt (funsafe-loop-optimizations): Mark ignore.
15408 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
15409 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
15411 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
15412 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
15414 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15416 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15418 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15420 (number_of_iterations_exit): Warn missed loop optimization for
15421 possible infinite loops.
15423 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
15426 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
15427 when to emit a ".machine" pseudo-op.
15429 2016-07-22 Martin Liska <mliska@suse.cz>
15431 PR gcov-profile/69028
15432 PR gcov-profile/62047
15433 * coverage.c (coverage_compute_lineno_checksum): Do not
15434 calculate checksum for fns w/o xloc.file.
15435 (coverage_compute_profile_id): Likewise.
15437 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
15439 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
15440 (avr_secondary_reload): ...and implementation.
15441 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
15442 * config/avr/avr.md (reload_in<mode>): Remove insns.
15443 (adjust_len) [lpm]: Remove insn attribute value.
15444 * config/avr/predicates.md (flash_operand): Remove insn predicate.
15446 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15448 PR middle-end/71876
15449 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
15451 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
15452 * calls.c (special_function_p): Remove the special handling of the
15453 "__builtin_" prefix.
15455 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15457 PR middle-end/71876
15458 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
15459 if STMT may be an alloca call.
15460 (gimple_alloca_call_p, alloca_call_p): Return only true for the
15461 builtin alloca call.
15462 * calls.h (gimple_maybe_alloca_call_p): New function.
15463 * tree-inline.c (inline_forbidden_p_stmt): Use
15464 gimple_maybe_alloca_call_p here.
15466 2016-07-21 David Malcolm <dmalcolm@redhat.com>
15468 * spellcheck-tree.c (best_macro_match::best_macro_match):
15469 Explictly specify the template arguments when invoking the base
15470 class constructor, to help older C++ compilers.
15472 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15475 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
15476 before builtin_decl_implicit.
15478 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15480 * optabs.c (emit_condiitonal_move): Short circuit for identical
15483 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15485 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
15486 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
15487 (noce_conversion_profitable_p): New.
15488 (noce_try_store_flag_constants): Use it.
15489 (noce_try_addcc): Likewise.
15490 (noce_try_store_flag_mask): Likewise.
15491 (noce_try_cmove): Likewise.
15492 (noce_try_cmove_arith): Likewise.
15493 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
15495 (noce_convert_multiple_sets): Move cost model to here, from...
15496 (bb_ok_for_noce_convert_multiple_sets) ...here.
15497 (noce_process_if_block): Update calls for above changes.
15498 (noce_find_if_block): Record new noce_if_info parameters.
15500 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15502 * target.def (max_noce_ifcvt_seq_cost): New.
15503 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
15504 * doc/tm.texi: Regenerate.
15505 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
15506 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
15507 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
15508 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
15509 * doc/invoke.texi: Document new params.
15511 2016-07-21 Richard Biener <rguenther@suse.de>
15513 PR tree-optimization/71947
15514 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
15515 ranges have useful limit_vr information.
15517 2016-07-21 Richard Biener <rguenther@suse.de>
15519 * function-tests.c (build_trivial_generic_function): Set
15520 BLOCK_SUPERCONTEXT of DECL_INITIAL.
15521 * omp-low.c (create_omp_child_function): Likewise.
15522 (grid_expand_target_grid_body): Likewise.
15523 * cgraphunit.c (init_lowered_empty_function): Likewise.
15524 (cgraph_node::expand_thunk): Likewise.
15525 * tree-parloops.c (create_loop_fn): Likewise.
15526 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
15528 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15530 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
15533 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
15535 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
15536 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
15537 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
15538 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
15539 values for insn attribute.
15540 * config/avr/avr.c (avr_out_insert_notbit): New function.
15541 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
15542 ADJUST_LEN_INSV_NOTBIT_0/_7.
15543 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
15545 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15547 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
15548 (chrec_convert_1, chrec_convert): Ditto.
15549 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
15550 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
15551 * tree-vrp.c (adjust_range_with_scev): Ditto.
15552 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
15553 (scev_var_range_cant_overflow): New function.
15554 (scev_probably_wraps_p): New parameter. Call above function.
15555 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
15557 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15559 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
15560 by removing computation of may_be_zero.
15562 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15564 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
15566 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
15568 Improving concepts performance and diagnostics.
15569 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
15570 for constraint satisfaction and subsumption.
15571 * timevar.h (auto_timevar): New constructor that matches the push/pop
15572 pattern of usage in pt.c.
15574 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15576 * hwint.h (HOST_WIDE_INT_0): New define.
15577 (HOST_WIDE_INT_0U): Ditto.
15578 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
15579 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
15580 * simplify-rtx.c: Ditto.
15581 * tree-object-size.c: Ditto.
15583 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15585 * config/s390/s390.c (s390_encode_section_info): Remove mode size
15588 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15590 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
15591 * combine.c: Use HOST_WIDE_INT_M1U instead of
15592 ~(unsigned HOST_WIDE_INT) 0.
15593 * double-int.h: Ditto.
15595 * dwarf2asm.c:Ditto.
15597 * genmodes.c: Ditto.
15599 * read-rtl.c: Ditto.
15600 * tree-ssa-loop-ivopts.c: Ditto.
15601 * tree-ssa-loop-prefetch.c: Ditto.
15602 * tree-vect-generic.c: Ditto.
15603 * tree-vect-patterns.c: Ditto.
15606 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15608 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
15609 constant addresses outside [0,0xc0] into a register.
15610 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
15611 cases where the base address register is unused after.
15612 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
15613 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
15614 (avr_out_store_psi_reg_disp_tiny): Same.
15616 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15618 Implement attribute progmem on reduced Tiny cores by adding
15619 flash offset 0x4000 to respective symbols.
15622 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
15623 documentation how it works on reduced Tiny cores.
15624 (AVR Named Address Spaces): No support for reduced Tiny.
15625 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
15626 (avr_address_tiny_pm_p): New static function.
15627 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
15628 if the address is in progmem.
15629 (avr_assemble_integer): Same.
15630 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
15631 for symbol_ref in progmem.
15632 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
15633 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
15634 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
15636 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
15638 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
15639 * configure: Regenerate.
15640 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
15641 (USE_THIN_ARCHIVES): New variable.
15642 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
15643 this archive as a thin archive.
15645 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15647 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
15648 same location as last time, don't skip if we have fix-it hints.
15649 Clarify the skipping logic by converting it from one "if" clause
15650 to repeated "if" clauses.
15651 * spellcheck-tree.c: Include "cpplib.h".
15652 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
15653 (best_macro_match::best_macro_match): New constructor.
15654 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
15655 Move here from c/c-decl.c.
15656 (class best_macro_match): Move here from c/c-decl.c, converting
15657 from a typedef to a subclass, gaining a ctor.
15659 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15661 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
15662 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
15664 (avr_addr_space_diagnose_usage): ...and implementation.
15665 (avr_addr_space_supported_p): New function.
15666 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
15667 report bad address space usage if that space is supported.
15668 (avr_insert_attributes): Same. No more complain about unsupported
15670 * config/avr/avr-c.c (tm_p.h): Include it.
15671 (avr_cpu_cpp_builtins): Only define addr-space related built-in
15672 macro if avr_addr_space_supported_p.
15674 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15676 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15677 flag_toplevel_reorder.
15679 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15681 * gcc-rich-location.c
15682 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
15684 * gcc-rich-location.h
15685 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
15687 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15689 * target.def (addr_space): Add new diagnose_usage to hook vector.
15690 * targhooks.c (default_addr_space_diagnose_usage): Add default
15691 implementation and...
15692 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
15693 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
15694 is some address space, call targetm.addr_space.diagnose_usage.
15695 * doc/tm.texi.in (Named Address Spaces): Add anchor for
15696 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
15697 * doc/tm.texi: Regenerate.
15699 2016-07-20 Martin Liska <mliska@suse.cz>
15701 PR middle-end/71898
15702 * graphite-isl-ast-to-gimple.c (later_of_the_two):
15703 Properly handly PHI stmts.
15705 2016-07-20 Bin Cheng <bin.cheng@arm.com>
15707 PR tree-optimization/71503
15708 PR tree-optimization/71683
15709 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
15712 2016-07-20 Martin Liska <mliska@suse.cz>
15714 * doc/invoke.texi (-fipa-ra): Document when the option is
15715 disabled. Fix a typo.
15717 2016-07-20 Martin Liska <mliska@suse.cz>
15719 * Makefile.in: Include fibonacci_heap.c
15720 * fibonacci_heap.c: New file.
15721 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
15722 (fibonacci_heap::union_with): Fix deletion of the second heap.
15723 * selftest-run-tests.c (selftest::run_tests): Incorporate
15724 fibonacci heap tests.
15725 * selftest.h: Declare fibonacci_heap_c_tests.
15727 2016-07-20 Martin Liska <mliska@suse.cz>
15729 * selftest-run-tests.c (selftest::run_tests): New function.
15730 * selftest.h (sreal_c_tests): Declare.
15731 * sreal.c (sreal_verify_basics): New function.
15732 (verify_aritmetics): Likewise.
15733 (sreal_verify_arithmetics): Likewise.
15734 (verify_shifting): Likewise.
15735 (sreal_verify_shifting): Likewise.
15736 (void sreal_c_tests): Likewise.
15738 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15740 PR rtl-optimization/71916
15741 * cfgrtl.c (contains_no_active_insn_p): Return false also for
15742 bb which have a single succ fake edge.
15744 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
15747 * dwarf2out.c (gen_subprogram_die): Only call
15748 gen_unspecified_parameters_die while dumping early dwarf.
15750 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15752 PR middle-end/71874
15753 * gimple-fold.c (fold_builtin_memory_op): Use
15754 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
15756 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
15758 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
15759 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
15760 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
15761 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
15762 * combine.c: Ditto.
15765 * double-int.c: Ditto.
15767 * dwarf2out.c: Ditto.
15770 * fold-const.c: Ditto.
15771 * function.c: Ditto.
15773 * genmodes.c: Ditto.
15777 * loop-doloop.c: Ditto.
15778 * loop-invariant.c: Ditto.
15779 * loop-iv.c: Ditto.
15784 * rtlanal.c: Ditto.
15785 * simplify-rtx.c: Ditto.
15786 * stor-layout.c: Ditto.
15788 * tree-ssa-loop-ivopts.c: Ditto.
15789 * tree-vect-generic.c: Ditto.
15790 * tree-vect-patterns.c: Ditto.
15795 * wide-int-print.cc: Ditto.
15796 * wide-int.cc: Ditto.
15797 * wide-int.h: Ditto.
15799 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15801 * selftest.c (selftest::assert_streq): Handle NULL values of
15802 val_actual and val_expected.
15804 2016-07-19 Martin Jambor <mjambor@suse.cz>
15807 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
15808 rather than cgraph_create_node to get a call graph node.
15810 2016-07-19 Richard Biener <rguenther@suse.de>
15812 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
15813 handle all tcc_constant bases and valueize SSA names.
15814 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
15815 tcc_constant bases.
15817 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15819 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
15820 the flags of the exit block and bb2, not just the entry block.
15822 2016-07-19 Richard Biener <rguenther@suse.de>
15824 PR tree-optimization/71901
15825 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
15826 align member, group stuff with the bitfield.
15827 (vn_ref_op_align_unit): New inline.
15828 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
15829 record element alignment and operand 3 unchanged.
15830 (ao_ref_init_from_vn_reference): Adjust.
15831 (valueize_refs_1): Likewise.
15832 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
15834 2016-07-19 Richard Biener <rguenther@suse.de>
15836 PR tree-optimization/71908
15837 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
15838 symbolic constants in a more reliable way.
15840 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
15842 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
15844 (vect_update_inits_of_drs): Likewise.
15845 (vect_create_cond_for_alias_checks): Likewise.
15846 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
15848 2016-07-19 Richard Biener <rguenther@suse.de>
15851 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
15852 with an abstract origin that is not an inlined function outer
15853 scope add a self-reference as abstract origin.
15854 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
15856 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15859 * config/rs6000/rs6000.c (rs6000_function_value): Fix
15860 unintentional System V.4 structure return breakage for structures
15861 with a single floating point element.
15863 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15865 PR tree-optimization/71734
15866 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
15867 contains REF, use it to check safelen, assume that safelen value
15868 must be greater 1, fix style.
15869 (ref_indep_loop_p_2): Add REF_LOOP argument.
15870 (ref_indep_loop_p): Pass LOOP as additional argument to
15871 ref_indep_loop_p_2.
15873 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
15875 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
15876 allocation in the prologue.
15877 * explow.c (get_dynamic_stack_base): New function to return an address
15878 expression for the dynamic stack base.
15879 (get_dynamic_stack_size): New function to do the required dynamic stack
15880 space size calculations.
15881 (allocate_dynamic_stack_space): Use new functions.
15882 (align_dynamic_address): Move some code from
15883 allocate_dynamic_stack_space to new function.
15884 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
15886 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15888 * config/s390/s390.c (s390_encode_section_info): Always set
15889 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
15892 2016-07-18 Richard Biener <rguenther@suse.de>
15894 PR tree-optimization/71893
15895 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
15896 for sizetype cast added by array_ref_element_size.
15897 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15899 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
15901 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
15902 register parameters. Remove code to initialize argument pointer
15903 on TARGET_64BIT. Optimize call to _mcount when it can be reached
15904 using a pc-relative branch. Cleanup conditional code.
15905 * config/pa/pa.md (call_mcount): New expander.
15906 (call_mcount_nonpic): New insn.
15907 (call_mcount_pic): New insn and split.
15908 (call_mcount_pic_post_reload): New insn.
15909 (call_mcount_64bit): New insn and split.
15910 (call_mcount_64bit_post_reload): New insn.
15912 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
15914 * config/avr/predicates.md (const_m255_to_m1_operand): New.
15915 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
15916 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
15917 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
15918 (*usum_widenqihi3, *udiff_widenqihi3)
15919 (*addhi3_zero_extend.const): New combiner insns.
15920 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
15921 just 1 bit is affected.
15922 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
15923 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
15925 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
15927 * omp-low.c (lower_omp_target): Mark data clauses with
15928 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
15929 zero-length subarrays.
15931 2016-07-15 Richard Biener <rguenther@suse.de>
15933 PR tree-optimization/71881
15934 * tree-loop-distribution.c (destroy_loop): Remove blocks in
15935 reverse DOM order to make debug temp generation happy.
15937 2016-07-15 Richard Biener <rguenther@suse.de>
15939 PR tree-optimization/71887
15940 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
15941 verify it is not zero for division / modulo handling.
15942 (value_replacement): Adjust.
15944 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
15945 Julian Brown <julian@codesourcery.com>
15947 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
15948 * config/aarch64/aarch64-cost-tables.h
15949 (vulcan_extra_costs): New variable.
15950 * config/aarch64/aarch64.c
15951 (vulcan_addrcost_table): Likewise.
15952 (vulcan_regmove_cost): Likewise.
15953 (vulcan_vector_cost): Likewise.
15954 (vulcan_branch_cost): Likewise.
15955 (vulcan_tunings): Likewise.
15957 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
15959 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
15960 (output_in_order): Loop over undefined variables too. Output them
15961 via assemble_undefined_decl. Skip variables that correspond to hard
15962 registers or have value-exprs.
15963 * varpool.c (symbol_table::output_variables): Handle undefined
15964 variables together with defined ones.
15966 2016-07-15 Richard Biener <rguenther@suse.de>
15968 * tree-ssa-pre.c (get_representative_for): Make sure to return
15969 the value number of SSA names.
15970 (phi_translate_1): get_representative_for cannot return NULL.
15971 (do_pre_regular_insertion): Remove redundant call to
15972 fully_constant_expression.
15973 (do_pre_partial_partial_insertion): Likewise.
15975 2016-07-15 Bin Cheng <bin.cheng@arm.com>
15977 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
15978 (derive_simple_iv_with_niters): New function.
15979 (simple_iv): Rewrite using simple_iv_with_niters.
15980 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
15981 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15983 (number_of_iterations_exit): Rewrite using above function.
15984 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15987 2016-07-15 Richard Biener <rguenther@suse.de>
15989 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
15990 vec_construct cost.
15992 2016-07-14 Jakub Jelinek <jakub@redhat.com>
15994 PR tree-optimization/71872
15995 * tree-data-ref.c (get_references_in_stmt): Ignore references
15996 with is_gimple_constant get_base_address.
15998 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16000 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
16001 (TARGET_HAVE_LDACQD): New macro.
16002 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
16003 than TARGET_HAVE_LDACQ.
16004 (arm_load_acquire_exclusivedi): Likewise.
16005 (arm_store_release_exclusivedi): Likewise.
16007 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16009 PR rtl-optimization/71878
16010 * lra-constraints.c (match_reload): Pass information about other
16011 output operands. Create new unique register value if matching input
16012 operand shares same register value as output operand being considered.
16013 (curr_insn_transform): Record output operands already processed.
16015 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16018 PR tree-optimization/70923
16019 * tree-vect-patterns.c: Include mult-synthesis.h.
16020 (target_supports_mult_synth_alg): New function.
16021 (synth_lshift_by_additions): Likewise.
16022 (apply_binop_and_append_stmt): Likewise.
16023 (vect_synth_mult_by_constant): Likewise.
16024 (target_has_vecop_for_code): Likewise.
16025 (vect_recog_mult_pattern): Use above functions to synthesize vector
16026 multiplication by integer constants.
16028 2016-07-14 Alan Modra <amodra@gmail.com>
16030 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
16031 gpr alternatives. Correct '*' placement on Y,r alternative.
16032 Add '*' on operand 1 of r,r alternative.
16034 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16036 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
16037 * expmed.h: ... Here.
16039 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
16041 * gimple.h (stmt_can_terminate_bb_p): New function.
16042 * tree-cfg.c (need_fake_edge_p): Rename to ...
16043 (stmt_can_terminate_bb_p): ... this; return true if stmt can
16044 throw external; handle const and pure calls.
16045 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
16047 2016-07-14 Richard Biener <rguenther@suse.de>
16049 PR tree-optimization/71866
16050 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
16051 (do_hoist_insertion): Avoid endless recursion when we
16052 didn't insert anything because we managed to simplify
16053 things down to a constant or SSA name.
16054 (fully_constant_expression): Re-write in terms of ...
16055 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
16056 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
16057 vn_nary_build_or_lookup_1.
16058 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
16059 (vn_nary_build_or_lookup): ... this which now wraps it.
16061 2016-07-14 Alan Modra <amodra@gmail.com>
16064 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
16065 with p9_vector override before power9-dform override.
16067 2016-07-13 Andi Kleen <ak@linux.intel.com>
16069 * value-prof.c (gimple_value_profile_transformations): Don't run
16070 when auto_profile is on.
16072 2016-07-13 Andi Kleen <ak@linux.intel.com>
16074 * auto-profile.c (update_inlined_ind_target,
16075 afdo_indirect_call): Print information to dump file.
16077 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
16079 * genrecog.c (special_predicate_operand_p): New function.
16080 (predicate_name): Move function.
16081 (validate_pattern): Don't warn about missing mode for all
16082 define_special_predicate predicates.
16084 2016-07-13 Bin Cheng <bin.cheng@arm.com>
16086 * tree-vect-data-refs.c (vect_no_alias_p): New function.
16087 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
16088 resolve alias checks which are known at compilation time.
16089 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
16090 alias checks are resolved. Move dump info for too many runtime
16091 alias checks to here...
16092 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
16094 2016-07-13 Richard Biener <rguenther@suse.de>
16096 PR tree-optimization/24574
16097 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
16098 position and add shift, rotate, divison and modulo support
16100 (value_replacement): Pass in argument position to absorbing_element_p.
16102 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
16105 * ipa-inline-transform.c (inline_call): Support
16106 instrumented thunks.
16108 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16110 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
16111 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
16113 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
16114 Baseline. Make initial alternative TARGET_32BIT only.
16115 (udivsi3): Likewise.
16116 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16117 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16120 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16122 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16123 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16124 availability with TARGET_HAVE_MOVT.
16125 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16126 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16127 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16129 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16130 extra instruction if MOVW is available. Use a cost variable
16131 incremented by COSTS_N_INSNS (1) when the condition match rather than
16132 returning an arithmetic expression based on COSTS_N_INSNS. Make
16133 constant with bottom half word zero cost 2 instruction if MOVW is
16135 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16136 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16137 target is ARMv8-M Baseline.
16138 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16139 (arm_movtas_ze): Likewise.
16140 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16141 alternative for constants satisfying j constraint.
16142 (thumb1_movsi_insn): Likewise.
16143 (movsi splitter for K alternative): Tighten condition to not trigger
16144 if movt is available and j constraint is satisfied.
16145 (Pe immediate splitter): Likewise.
16146 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16147 constant fitting in an halfword to use MOVW.
16148 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16151 2016-07-13 Richard Biener <rguenther@suse.de>
16153 PR middle-end/71104
16154 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16155 gimplifying the LHS. Make sure to gimplify a returning twice
16156 call LHS without using SSA names.
16158 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16160 * tree-data-ref.c (find_data_references_in_stmt): Remove
16161 unnecessary call to vec::release.
16162 (graphite_find_data_references_in_stmt): Likewise.
16163 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16164 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16166 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16168 * cfgexpand.c (expand_used_vars): Make the type of a local
16170 * genmatch.c (lower_for): Likewise.
16171 * haifa-sched.c (haifa_sched_init): Likewise.
16172 (add_to_speculative_block): Likewise.
16173 (create_check_block_twin): Likewise.
16174 * predict.c (handle_missing_profiles): Likewise.
16175 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16176 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16177 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16179 (maybe_lower_iteration_bound): Likewise.
16180 * tree-ssa-sccvn.c (DFS): Likewise.
16181 * tree-stdarg.c (reachable_at_most_once): Likewise.
16182 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16183 (vectorizable_store): Likewise.
16185 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16187 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16188 (sccvn_dom_walker): make cond_stack an auto_vec.
16190 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16192 * ree.c (struct ext_state): Make type of members auto_vec.
16193 (find_and_remove_re): Adjust.
16195 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16197 * cfgexpand.c (struct stack_vars_data): Make type of fields
16199 (expand_used_vars): Adjust.
16201 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16203 * ipa.c (record_cdtor_fn): Adjust.
16204 (build_cdtor_fns): Likewise.
16205 (ipa_cdtor_merge): Make static_ctors and static_dtors local
16208 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16210 * genextract.c (struct accum_extract): Add constructor and make
16212 (gen_insn): Adjust.
16214 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16216 * tree.c (struct free_lang_data_d): Add constructor and change
16217 types of members to ones that automatically manage resources.
16218 (fld_worklist_push): Adjust.
16219 (find_decls_types): Likewise.
16220 (find_decls_types_in_eh_region): Likewise.
16221 (free_lang_data_in_cgraph): Stop manually creating and
16222 destroying members of free_lang_data_d.
16224 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
16226 PR rtl-optimization/68961
16227 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
16228 peephole variant. Use sse_reg_operand predicates.
16230 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
16232 * config/i386/predicates.md (x86_64_immediate_operand)
16233 <case CONST_INT>: Remove unneeded truncation to DImode.
16234 <case CONST>: Ditto.
16235 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16237 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16240 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
16241 The xxperm and xxpermr instructions require that the 2nd input
16242 operand overlap with the output operand, and not the 1st.
16243 (altivec_vperm_v8hiv16qi): Likewise.
16244 (altivec_vperm_<mode>_uns_internal): Likewise.
16245 (altivec_vpermr_<mode>_internal): Likewise.
16246 (vperm_v8hiv4si): Likewise.
16247 (vperm_v16qiv8hi): Likewise.
16249 2016-07-12 Nathan Sidwell <nathan@acm.org>
16251 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
16252 when -mno-pic-data-is-text-relative is in effect, by default.
16253 * doc/invoke.texi (mpic-data-is-text-relative): Document new
16254 behavior and clarify.
16256 2016-07-12 Martin Liska <mliska@suse.cz>
16258 * params.def: Add avg-loop niter.
16259 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
16260 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
16261 * doc/invoke.texi: Document the new parameter.
16263 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16265 PR middle-end/71700
16266 * expr.c (store_constructor): Mask sign-extended bits when widening
16267 sub-word constructor element at the start of a word.
16269 2016-07-12 Martin Liska <mliska@suse.cz>
16271 * Makefile.in: Append rule for params-options.h.
16272 * params-options.h: New file.
16274 2016-07-12 Martin Liska <mliska@suse.cz>
16276 * ira-build.c (mark_loops_for_removal): Properly iterate
16279 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
16280 Richard Biener <rguenther@suse.de>
16282 PR tree-optimization/23286
16283 PR tree-optimization/70159
16284 * doc/invoke.texi: Document -fcode-hoisting.
16285 * common.opt (fcode-hoisting): New flag.
16286 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
16287 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
16288 (do_regular_insertion): Rename to ...
16289 (do_pre_regular_insertion): ... this and amend general comments
16290 on insertion strathegy.
16291 (do_partial_partial_insertion): Rename to ...
16292 (do_pre_partial_partial_insertion): ... this.
16293 (do_hoist_insertion): New function.
16294 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
16295 and call do_hoist_insertion properly.
16297 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
16298 (pass_pre::execute): Register hoist_insert stats.
16300 2016-07-12 Jakub Jelinek <jakub@redhat.com>
16302 PR middle-end/71716
16303 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
16304 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
16305 is different from mode's bitsize. Small cleanup.
16307 2016-07-12 Richard Biener <rguenther@suse.de>
16309 PR rtl-optimization/68961
16310 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
16311 to simplify to a non-constant.
16313 2016-07-11 Jakub Jelinek <jakub@redhat.com>
16315 PR middle-end/71758
16316 * omp-low.c (expand_omp_target): Gimplify device.
16318 PR tree-optimization/71823
16319 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
16320 to get vec_oprnds2 from op2.
16322 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
16324 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
16325 Hoist common subexpressions.
16326 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16328 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
16331 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
16332 prevent generation of 'stxsiwx' on pre Power8 hardware.
16334 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16336 * input.c: Include cpplib.h.
16337 (selftest::temp_source_file): New class.
16338 (selftest::temp_source_file::temp_source_file): New ctor.
16339 (selftest::temp_source_file::~temp_source_file): New dtor.
16340 (selftest::should_have_column_data_p): New function.
16341 (selftest::test_should_have_column_data_p): New function.
16342 (selftest::temp_line_table): New class.
16343 (selftest::temp_line_table::temp_line_table): New ctor.
16344 (selftest::temp_line_table::~temp_line_table): New dtor.
16345 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
16346 it to create a temp_line_table.
16347 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
16348 locations that are known to have column data.
16349 (selftest::line_table_case): New struct.
16350 (selftest::test_reading_source_line): Move tempfile handling
16351 to class temp_source_file.
16352 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
16353 (selftest::assert_token_loc_eq): New function.
16354 (ASSERT_TOKEN_LOC_EQ): New macro.
16355 (selftest::test_lexer): New function.
16356 (selftest::boundary_locations): New array.
16357 (selftest::input_c_tests): Call test_should_have_column_data_p.
16358 Loop over a test matrix of interesting values of location and
16359 default_range_bits, calling test_lexer on each case in the matrix.
16360 Move call to test_accessing_ordinary_linemaps into the matrix.
16361 * selftest.h (ASSERT_EQ): Reimplement in terms of...
16362 (ASSERT_EQ_AT): New macro.
16364 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
16367 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16368 Don't convert TImode in debug insn.
16370 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
16372 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
16373 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
16374 (tree_type_common::lang_flag_7): New.
16375 (tree_type_common::spare): Reduce size.
16376 * tree.h (TYPE_ALIGN_OK): Remove.
16377 (TYPE_LANG_FLAG_7): New.
16378 (get_inner_reference): Adjust header.
16379 * print-tree.c (print_node): Adjust.
16380 * expr.c (get_inner_reference): Remove parameter keep_aligning.
16381 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
16382 calls to get_inner_reference.
16383 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
16384 handling of TYPE_ALIGN_OK.
16385 * builtins.c (get_object_alignment_2): Adjust call to
16386 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
16387 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
16389 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
16390 * cfgexpand.c (expand_debug_expr): Likewise.
16391 * dbxout.c (dbxout_expand_expr): Likewise.
16392 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
16393 loc_list_from_tree, fortran_common): Likewise.
16394 * fold-const.c (optimize_bit_field_compare,
16395 decode_field_reference, fold_unary_loc, fold_comparison,
16396 split_address_to_core_and_offset): Likewise.
16397 * gimple-laddress.c (execute): Likewise.
16398 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
16399 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
16400 * hsa-gen.c (gen_hsa_addr): Likewise.
16401 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
16402 * tsan.c (instrument_expr): Likewise.
16403 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
16404 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
16405 * tree-affine.c (tree_to_aff_combination,
16406 get_inner_reference_aff): Adjust calls to get_inner_reference.
16407 * tree-data-ref.c (split_constant_offset_1,
16408 dr_analyze_innermost): Likewise.
16409 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
16410 * tree-sra.c (ipa_sra_check_caller): Likewise.
16411 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
16412 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
16413 bswap_replace): Likewise.
16414 * tree-vect-data-refs.c (vect_check_gather,
16415 vect_analyze_data_refs): Likewise.
16416 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
16417 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
16420 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16422 * Makefile.in (selftest-valgrind): New phony target.
16423 * function-tests.c (selftest::build_cfg): Delete pass instances
16424 created by the test.
16425 (selftest::convert_to_ssa): Likewise.
16426 (selftest::test_expansion_to_rtl): Likewise.
16427 * tree-cfg.c (selftest::test_linear_chain): Release dominator
16429 (selftest::test_diamond): Likewise.
16431 2016-07-11 Richard Biener <rguenther@suse.de>
16433 PR tree-optimization/71816
16434 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
16435 than replacing all of its operands.
16437 2016-07-11 Alan Modra <amodra@gmail.com>
16439 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
16440 (ctr<mode>): Add unspec.
16441 (ctr<mode>_internal*): Likewise.
16443 2016-07-08 James Bowman <james.bowman@ftdichip.com>
16445 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
16446 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
16448 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
16450 PR rtl-optimization/71621
16451 * lra-constraints.c (process_alt_operands): Check combination of
16452 reg class and mode.
16454 2016-07-08 Jason Merrill <jason@redhat.com>
16455 Richard Biener <rguenther@suse.de>
16457 P0145: Refining Expression Order for C++.
16458 * gimplify.c (initial_rhs_predicate_for): New.
16459 (gimplfy_modify_expr): Gimplify RHS before LHS.
16461 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16464 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16465 Allow standard error handling to take over when a wrong number
16466 of arguments is presented to __builtin_vec_ld () or
16467 __builtin_vec_st ().
16469 2016-07-08 Jiong Wang <jiong.wang@arm.com>
16471 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
16476 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
16477 __builtin_aarch64_fmaxv2sf.
16478 (vmaxnmq_f32): Likewise.
16479 (vmaxnmq_f64): Likewise.
16480 (vminnm_f32): Likewise.
16481 (vminnmq_f32): Likewise.
16482 (vminnmq_f64): Likewise.
16484 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
16487 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
16488 enable -mfloat128-hardware by default.
16489 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
16490 that IEEE 128-bit hardware support needs.
16491 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
16492 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
16493 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
16494 floating point requires.
16495 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
16496 -mfloat128 and -mfloat128-hardware changes.
16498 2016-07-08 Alan Hayward <alan.hayward@arm.com>
16500 PR tree-optimization/71667
16501 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
16503 2016-07-08 Martin Liska <mliska@suse.cz>
16505 PR middle-end/71606
16506 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
16507 folding produces SAVE_EXPRs, thus return false for the type.
16509 2016-07-07 Martin Liska <mliska@suse.cz>
16511 * file-find.c (remove_prefix): New function.
16512 * file-find.h (remove_prefix): Declare the function.
16513 * gcc-ar.c (main): Skip a folder of the wrapper if
16514 a wrapped binary would point to the same file.
16516 2016-07-07 Jan Hubicka <jh@suse.cz>
16518 * tree-scalar-evolution.c (iv_can_overflow_p): export.
16519 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
16520 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
16522 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
16525 * ipa-inline-analysis.c (compute_inline_parameters): Set
16526 local.can_change_signature to false for intrumentation
16529 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16531 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
16532 with TARGET_HAVE_MOVT.
16533 (TARGET_HAVE_MOVT): Define.
16534 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
16535 availability with TARGET_HAVE_MOVT.
16536 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
16538 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
16540 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
16541 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
16542 * config/arm/constraints.md (define_constraint "j"): Use
16543 TARGET_HAVE_MOVT to check MOVT availability.
16545 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16547 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
16549 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16551 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
16552 (armv8-m.main): Likewise.
16553 (armv8-m.main+dsp): Likewise.
16554 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
16555 (FL_FOR_ARCH8M_MAIN): Likewise.
16556 * config/arm/arm-tables.opt: Regenerate.
16557 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
16558 armv8-m.main+dsp to BE8_LINK_SPEC.
16559 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
16560 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
16561 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
16562 Baseline and Mainline.
16563 (arm_option_override_internal): Also disable arm_restrict_it when
16564 !arm_arch_notm. Update comment for -munaligned-access to also cover
16566 (arm_file_start): Increase buffer size for printing architecture name.
16567 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
16568 and armv8-m.main+dsp.
16569 (mno-unaligned-access): Clarify that this is disabled by default for
16570 ARMv8-M Baseline architectures as well.
16572 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16574 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
16575 decide whether to prevent some libgcc routines being included for some
16576 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
16577 link between this condition and the one in
16578 libgcc/config/arm/lib1func.S.
16580 2016-07-07 Richard Biener <rguenther@suse.de>
16582 * tree-ssa-pre.c: Include alias.h.
16583 (compute_avail): If we have multiple VN_REFERENCEs with the
16584 same hashtable entry adjust that to make it a valid replacement
16585 for all of them with respect to alignment and aliasing
16586 when doing insertion.
16587 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
16588 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
16590 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
16594 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
16595 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
16598 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16600 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
16601 (adjust_mems): Adjust.
16602 (adjust_insn): Likewise.
16603 (prepare_call_arguments): Likewise.
16605 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16607 * gcse.c (struct ls_expr): Make stores field a vector.
16608 (ldst_entry): Adjust.
16609 (free_ldst_entry): Likewise.
16610 (print_ldst_list): Likewise.
16611 (compute_ld_motion_mems): Likewise.
16612 (update_ld_motion_stores): Likewise.
16614 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16616 * gcse.c (struct ls_expr): Remove loads field.
16617 (ldst_entry): Adjust.
16618 (free_ldst_entry): Likewise.
16619 (print_ldst_list): Likewise.
16620 (compute_ld_motion_mems): Likewise.
16622 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16624 * store-motion.c (struct st_expr): Make antic_stores a vector.
16625 (st_expr_entry): Adjust.
16626 (free_st_expr_entry): Likewise.
16627 (print_store_motion_mems): Likewise.
16628 (find_moveable_store): Likewise.
16629 (compute_store_table): Likewise.
16630 (remove_reachable_equiv_notes): Likewise.
16631 (replace_store_insn): Likewise.
16632 (build_store_vectors): Likewise.
16634 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16636 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
16637 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
16639 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16641 PR tree-optimization/71518
16642 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
16643 misalign also for outer loops with negative step.
16645 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
16647 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
16648 (cortex_a53_shift): Add mov_shift.
16649 (cortex_a53_shift_reg): Add new reservation for register shifts.
16650 (cortex_a53_alu): Remove bfm.
16651 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
16652 (cortex_a53_alu_extr): Add new reservation for EXTR.
16653 (bypasses): Improve bypass modelling.
16655 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16658 * config/avr/avr.c (avr_asm_select_section): Strip off
16659 SECTION_DECLARED from flags when calling get_section.
16661 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16663 * tree-vectorizer.h (vect_memory_access_type): Add
16664 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
16665 * tree-vect-stmts.c (compare_step_with_zero): New function.
16666 (perm_mask_for_reverse): Move further up file.
16667 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
16669 (get_negative_load_store_type): New function.
16670 (get_load_store_type): Call it. Add an ncopies argument.
16671 (vectorizable_mask_load_store): Update call accordingly and
16672 remove tests for negative steps.
16673 (vectorizable_store, vectorizable_load): Likewise. Handle new
16674 memory_access_types.
16676 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16678 * tree-vectorizer.h (vect_memory_access_type): New enum.
16679 (_stmt_vec_info): Add a memory_access_type field.
16680 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
16681 (vect_model_store_cost): Take an access type instead of a boolean.
16682 (vect_model_load_cost): Likewise.
16683 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
16684 vect_model_store_cost and vect_model_load_cost.
16685 * tree-vect-stmts.c (vec_load_store_type): New enum.
16686 (vect_model_store_cost): Take an access type instead of a
16687 store_lanes_p boolean. Simplify tests.
16688 (vect_model_load_cost): Likewise, but for load_lanes_p.
16689 (get_group_load_store_type, get_load_store_type): New functions.
16690 (vectorizable_store): Use get_load_store_type. Record the access
16691 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
16692 (vectorizable_load): Likewise.
16693 (vectorizable_mask_load_store): Likewise. Replace is_store
16694 variable with vls_type.
16696 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16698 * tree-vectorizer.h (vect_grouped_load_supported): Add a
16699 single_element_p parameter.
16700 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
16701 Check the PR65518 case here rather than in vectorizable_load.
16702 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
16703 * tree-vect-stmts.c (vectorizable_load): Likewise.
16705 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16707 * tree-vectorizer.h (gather_scatter_info): New structure.
16708 (vect_check_gather_scatter): Return a bool rather than a decl.
16709 Replace return-by-pointer arguments with a single
16710 gather_scatter_info *.
16711 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
16712 (vect_analyze_data_refs): Update call accordingly.
16713 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
16714 (vectorizable_mask_load_store): Likewise. Also record the
16715 offset dt and vectype in the gather_scatter_info.
16716 (vectorizable_store): Likewise.
16717 (vectorizable_load): Likewise.
16719 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16721 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
16722 strided groups, use the cost of N scalar accesses instead
16723 of ncopies vector accesses.
16724 (vect_model_load_cost): Likewise.
16726 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16728 * tree-vect-stmts.c (vect_cost_group_size): Delete.
16729 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
16730 variable to indicate when once-per-group costs are being used.
16731 (vect_model_load_cost): Likewise. Fix comment and misindented code.
16733 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16735 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
16736 peeling-for-gaps condition.
16738 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16740 * config/s390/s390.c (s390_expand_vec_init): Force initializer
16741 element to register if it doesn't match general_operand.
16743 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
16744 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16746 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
16748 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
16749 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
16750 (SIGNBIT): New mode iterator.
16751 (Fsignbit): New mode attribute.
16752 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
16753 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
16754 when direct moves are available.
16755 (signbit<mode>2_dm): New define_insn_and_split).
16756 (signbit<mode>2_dm2): New define_insn.
16758 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16760 PR rtl-optimization/71594
16761 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
16762 into subregs of appropriate mode before trying to emit a conditional
16765 2016-07-05 Jan Hubicka <jh@suse.cz>
16767 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
16768 (simple_iv): Use it.
16770 2016-07-05 Jan Hubicka <jh@suse.cz>
16772 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
16774 2016-07-05 Jiong Wang <jiong.wang@arm.com>
16776 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
16779 2016-07-05 Jan Hubicka <jh@suse.cz>
16781 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
16784 2016-07-05 Richard Biener <rguenther@suse.de>
16786 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
16787 Handle empty else block.
16788 (is_feasible_trace): Likewise.
16789 (split_paths): Likewise.
16791 2016-07-05 Richard Biener <rguenther@suse.de>
16793 * tree-loop-distribution.c (distribute_loop): Fix issue with
16794 the cost model loop.
16796 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
16798 * config/arm/neon-testgen.ml: Delete.
16799 * config/arm/neon.ml: Delete.
16801 2016-07-04 Jakub Jelinek <jakub@redhat.com>
16804 * tree.c (attribute_value_equal): Use get_attribute_name instead of
16805 directly using TREE_PURPOSE.
16807 2016-07-04 Jiong Wang <jiong.wang@arm.com>
16809 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
16810 * config/aarch64/aarch64_neon.h: Likewise.
16811 * config/aarch64/arm_neon.h: Likewise.
16812 * config/aarch64/atomics.md: Likewise.
16813 * config/aarch64/aarch64-simd-builtins.def: Likewise.
16814 * doc/invoke.texi: Likewise.
16816 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16818 * config/s390/s390.md: Add "z13" cpu_facility.
16819 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
16820 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
16821 condition" type instructions.
16823 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16824 Jeff Law <law@redhat.com>
16826 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
16827 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
16829 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
16831 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
16832 permutation for TARGET_AVX512F.
16833 (ix86_expand_vec_one_operand_perm_avx512): New function.
16834 (expand_vec_perm_1): Invoke introduced function.
16835 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16836 it may be not valid after vectorization.
16838 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16841 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
16842 typo in comment. Only force to memory if it is a weak
16843 external reference.
16845 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
16846 Jiong Wang <jiong.wang@arm.com>
16848 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
16849 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
16850 (AARCH64_FL_F16): New.
16851 (AARCH64_FL_FOR_ARCH8_2): New.
16852 (AARCH64_ISA_8_2): New.
16853 (AARCH64_ISA_F16): New.
16854 (TARGET_FP_F16INST): New.
16855 (TARGET_SIMD_F16INST): New.
16856 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
16857 ("fp"): Disabling "fp" also disables "fp16".
16858 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
16859 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
16860 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
16861 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
16863 2016-07-04 Jan Beulich <jbeulich@suse.com>
16865 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
16867 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16870 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
16871 the insns, use an insn form that does not adjust the offset on
16872 little endian systems.
16874 2016-07-01 Jan Beulich <jbeulich@suse.com>
16876 * varasm.c (get_variable_section): Validate initializer in
16877 named .bss-like sections.
16879 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16881 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
16882 Exchange the order of the second and third operands in the vpermr
16883 instruction tmeplate.
16885 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
16888 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
16889 Disallow TDmode values.
16891 2016-07-01 Alan Modra <amodra@gmail.com>
16893 PR rtl-optimization/71709
16894 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
16895 being set, not referenced.
16897 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
16899 PR tree-optimization/70729
16900 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
16901 of loop since it can be not valid after transformation.
16903 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16905 * config/arm/arm.c (thumb_reload_in_hi): Delete.
16906 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
16908 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
16910 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
16913 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16916 * config/rs6000/constraints.md (wY constraint): New constraint to
16917 match the requirements for the LXSD and STXSD instructions.
16918 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
16919 predicate to match the requirements for the LXSD and STXSD
16921 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
16922 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
16923 to make sure that the bottom 2 bits of offset are 0, the address
16924 form is offsettable, and no updating is done in the address mode.
16925 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
16926 (movdi_internal32): Likewise
16927 (movdi_internal64): Likewise.
16929 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16931 PR tree-optimization/71707
16932 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
16933 strinfo even for ADDR_EXPR ptr.
16935 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
16937 * config/rs6000/altivec.md (darn_32): Change the condition to
16938 TARGET_P9_MISC instead of TARGET_MODULO.
16939 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
16940 condition expression.
16941 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
16942 condition expression.
16943 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
16944 (DFP_TEST): New code iterator.
16945 (dfptstsfi_<code>_mode>): New define_expand.
16946 (*dfp_sgnfcnc_<mode>): New define_insn.
16947 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
16948 definition next to BU_P9_MISC_1 definition and change the MASK
16949 value to RS6000_BTM_P9_MISC.
16950 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
16951 (BU_P9_64BIT_MISC_0): Likewise.
16952 (BU_P9_DFP_MISC_0): New macro definition.
16953 (BU_P9_DFP_MISC_1): New macro definition.
16954 (BU_P9_DFP_MISC_2): New macro definition.
16955 (BU_P9_DFP_OVERLOAD_1): New macro definition.
16956 (BU_P9_DFP_OVERLOAD_2): New macro definition.
16957 (BU_P9_DFP_OVERLOAD_3): New macro definition.
16958 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
16959 (TSTSFI_LT_TD): Likewise.
16960 (TSTSFI_EQ_DD): Likewise.
16961 (TSTSFI_EQ_TD): Likewise.
16962 (TSTSFI_GT_DD): Likewise.
16963 (TSTSFI_GT_TD): Likewise.
16964 (TSTSFI_OV_DD): Likewise.
16965 (TSTSFI_OV_TD): Likewise.
16966 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
16967 (TSTSFI_LT_DD): Likewise.
16968 (TSTSFI_LT_TD): Likewise.
16969 (TSTSFI_EQ): Likewise.
16970 (TSTSFI_EQ_DD): Likewise.
16971 (TSTSFI_EQ_TD): Likewise.
16972 (TSTSFI_GT): Likewise.
16973 (TSTSFI_GT_DD): Likewise.
16974 (TSTSFI_GT_TD): Likewise.
16975 (TSTSFI_OV): Likewise.
16976 (TSTSFI_OV_DD): Likewise.
16977 (TSTSFI_OV_TD): Likewise.
16978 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16979 overloaded test significance functions.
16980 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16981 OPTION_MASK_P9_MISC into the representation of this mask.
16982 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
16984 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
16985 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
16987 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
16988 argument is a 6-bit unsigned literal value if the icode argument
16989 represents a DFP test significance built-in call.
16990 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
16991 flag used independently and in combination with the
16992 RS6000_BTM_64BIT flag.
16993 (rs6000_opt_masks): Add entry for power9-misc command-line option.
16994 (rs6000_builtin_mask_names): Add entry for power9-misc
16995 command-line option.
16996 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
16997 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
16998 RS6000_BTM_P9_MISC macros.
16999 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
17000 option and change the description of the -mpower9-vector option to
17001 enable only vector instructions, removing its erroneously claimed
17002 support for scalar instructions.
17003 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17004 the ISA 3.0 digital floating point test significance built-in
17007 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
17009 * config/aarch64/aarch64.c (cortexa35_tunings):
17010 Enable AES fusion. Use cortexa57_branch_cost.
17011 (cortexa53_tunings): Use cortexa57_branch_cost.
17012 (cortexa72_tunings): Use cortexa57_branch_cost.
17013 Use AUTOPREFETCHER_WEAK.
17014 (cortexa73_tunings): Use cortexa57_branch_cost.
17016 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17017 James Greenhalgh <james.greenhalgh@arm.com>
17019 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
17020 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
17021 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
17022 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
17023 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
17024 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
17025 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
17026 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
17027 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
17028 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
17029 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
17030 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
17031 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
17034 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
17035 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17037 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
17039 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
17041 2016-06-30 David Malcolm <dmalcolm@redhat.com>
17044 * gcc.c (driver::build_option_suggestions): Pass "option" to
17045 add_misspelling_candidates.
17046 * opts-common.c (add_misspelling_candidates): Add "option" param;
17047 use it to avoid adding negated forms for options marked with
17049 * opts.h (add_misspelling_candidates): Add "option" param.
17051 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17053 PR middle-end/71693
17054 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
17055 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
17056 first when permuting bitwise operation with rotate. Cast
17057 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
17059 2016-06-29 David Malcolm <dmalcolm@redhat.com>
17061 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
17062 for misspelled param names.
17063 * params.c: Include spellcheck.h.
17064 (find_param_fuzzy): New function.
17065 * params.h (find_param_fuzzy): New prototype.
17066 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
17067 * spellcheck.h (struct edit_distance_traits<const char *>):
17070 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17072 * config/rs6000/predicates.md (const_0_to_7_operand): New
17073 predicate, recognize 0..7.
17074 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17075 support for doing extracts from V16QImode, V8HImode, V4SImode
17077 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
17078 vector extract support.
17079 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
17080 for ISA 3.0 vector extract.
17081 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
17082 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
17083 extracts of a constant element number from small integer vectors
17084 on 64-bit ISA 3.0 systems.
17085 (vsx_extract_<mode>_di): Likewise.
17086 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
17087 say when we can do ISA 3.0 vector extracts.
17088 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
17089 registers, using the stxsiwx instruction.
17091 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
17093 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
17094 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
17095 qdf24xx_regmove_cost, qdf24xx_tunings): New.
17096 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
17097 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
17098 * config/arm/arm.c (arm_qdf24xx_tune): New.
17100 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
17102 * config/aarch64/aarch64.c (cortexa53_tunings):
17103 Increase loop alignment to 8. Set function alignment to 16.
17104 (cortexa35_tunings): Likewise.
17105 (cortexa57_tunings): Increase loop alignment to 8.
17106 (cortexa72_tunings): Likewise.
17107 (cortexa73_tunings): Likewise.
17109 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
17111 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
17112 for arm_fp16_ok and arm_fp16_hw.
17113 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
17114 arm_fp16_alternative.
17116 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17118 PR tree-optimization/71655
17119 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17120 types when swapping operands.
17122 2016-06-29 Martin Liska <mliska@suse.cz>
17124 PR middle-end/71585
17125 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17126 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17127 of build_optimization_node.
17129 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17131 PR tree-optimization/70729
17132 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17133 independent in loops having positive safelen value.
17134 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17135 it may be not valid after vectorization.
17137 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17139 PR tree-optimization/71625
17140 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17141 is sorted by ascending list->offset. If PTR is non-NULL and there is
17142 previous strinfo, call get_stridx_plus_constant.
17143 (get_stridx): Pass exp as second argument to get_addr_stridx.
17144 (addr_stridxptr): Add missing list = list->next, so that there can be
17145 more than one entries in the list. Bump limit from 16 to 32. Ensure
17146 the list is sorted by ascending list->offset.
17147 (get_stridx_plus_constant): Adjust so that it can be also called with
17148 ADDR_EXPR instead of SSA_NAME as PTR.
17149 (handle_char_store): Pass NULL_TREE as second argument to
17152 2016-06-29 Richard Biener <rguenther@suse.de>
17154 PR rtl-optimization/68961
17155 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17157 2016-06-29 Richard Biener <rguenther@suse.de>
17159 PR middle-end/71002
17160 * alias.c (component_uses_parent_alias_set_from): Handle
17161 type punning through union accesses by using the union alias set.
17162 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17164 2016-07-29 Richard Biener <rguenther@suse.de>
17166 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17167 precision not matching mode precision.
17169 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17171 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17172 pa_output_arg_descriptor.
17173 (call_val_symref_64bit_post_reload): Likewise.
17174 (call_val_powf_64bit_post_reload): Likewise.
17175 (sibcall_internal_symref_64bit): Likewise.
17176 (sibcall_value_internal_symref_64bit): Likewise.
17178 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17180 PR middle-end/71626
17181 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17182 a constant, force its SUBREG_REG into memory or register instead
17185 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17188 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17189 * doc/invoke.texi (AVR Options): Document it.
17191 2016-06-28 Walter Lee <walt@tilera.com>
17193 * config/tilegx/linux.h: Do not include arch/icache.h
17194 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17195 * config/tilepro/linux.h: Do not include arch/icache.h
17196 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17198 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17200 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17201 for big-endian BIT_FIELD_REF.
17203 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
17205 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
17206 ('size' attribute): Add '128'.
17208 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
17209 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
17210 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
17211 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
17212 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
17213 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
17214 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
17215 *trunc<mode>df2_odd): Set size attribute to '128'.
17216 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
17217 * config/rs6000/power6.md (power6-fp): Include dfp type.
17218 * config/rs6000/power7.md (power7-fp): Likewise.
17219 * config/rs6000/power8.md (power8-fp): Likewise.
17220 * config/rs6000/power9.md: New file.
17221 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
17222 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
17223 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
17225 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
17226 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17227 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
17228 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
17229 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
17230 dfp_dscri_<mode>): Change type attribute to dfp.
17231 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
17232 attribute to vecsimple.
17233 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
17234 and prefetch streams.
17235 (rs6000_option_override_internal): Remove temporary code setting
17236 tuning to power8. Don't set rs6000_sched_groups for power9.
17237 (last_scheduled_insn): Change to rtx_insn *.
17238 (divide_cnt, vec_load_pendulum): New variables.
17239 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
17240 (rs6000_issue_rate): Set issue rate for Power9.
17241 (is_power9_pairable_vec_type): New.
17242 (power9_sched_reorder2): New.
17243 (rs6000_sched_reorder2): Call new function for Power9 specific
17245 (insn_must_be_first_in_group): Remove Power9.
17246 (insn_must_be_last_in_group): Likewise.
17247 (force_new_group): Likewise.
17248 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
17249 Initialize divide_cnt/vec_load_pendulum.
17250 (_rs6000_sched_context, rs6000_init_sched_context,
17251 rs6000_set_sched_context): Handle context save/restore of new
17254 2016-06-28 Richard Biener <rguenther@suse.de>
17256 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
17257 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
17258 COMPONENT_REF operand.
17259 (nonoverlapping_component_refs_p): Likewise.
17260 * stor-layout.c (start_bitfield_representative): Mark
17261 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
17263 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17265 * Makefile.in: Don't cat ../stage_current if it does not exist.
17267 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
17268 last argument is a bit-field.
17270 PR rtl-optimization/71673
17271 * internal-fn.c (expand_arith_overflow_result_store): Use
17272 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
17273 expand_simple_binop.
17275 PR middle-end/66867
17276 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
17277 expand_ifn_atomic_compare_exchange): New functions.
17278 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
17279 * tree.h (build_call_expr_internal_loc): Rename to ...
17280 (build_call_expr_internal_loc_array): ... this. Fix up type of
17282 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
17283 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
17284 ATOMIC_COMPARE_EXCHANGE result.
17285 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
17286 * gimple-fold.h (optimize_atomic_compare_exchange_p,
17287 fold_builtin_atomic_compare_exchange): New prototypes.
17288 * gimple-fold.c (optimize_atomic_compare_exchange_p,
17289 fold_builtin_atomic_compare_exchange): New functions..
17290 * tree-ssa.c (execute_update_addresses_taken): If
17291 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
17292 of call when finding addressable vars, and if such var becomes
17293 non-addressable, call fold_builtin_atomic_compare_exchange.
17295 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
17298 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
17299 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
17301 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
17303 * config/rs6000/rs6000.md ('type' attribute): Add
17304 veclogical,veccmpfx,vecexts,vecmove insn types.
17305 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
17306 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
17307 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
17308 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
17309 *nabs<mode>2_hw): Change type to vecmove.
17310 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
17311 *boolcc<mode>3_internal, *eqv<mode>3_internal,
17312 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
17313 *ieee_128bit_vsx_abs<mode>2_internal,
17314 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
17315 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
17316 *ieee128_mtvsrd_32bit): Change type to veclogical.
17317 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
17318 *movdi_internal32, *movdi_internal64): Update insn types.
17319 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
17320 vsx_extract_<mode>): Change type to veclogical.
17321 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
17322 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
17323 *vsx_sign_extend_si_v2di): Change type to vecexts.
17324 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
17325 type to veclogical.
17326 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
17327 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
17328 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
17329 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
17330 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17331 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
17332 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
17333 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
17334 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
17335 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
17336 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
17337 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
17338 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
17339 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
17340 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
17341 (ppc7450-vecsimple): Add veclogical, vecmove.
17342 (ppc7450-veccmp): Add veccmpfx.
17343 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
17345 (ppc8540_vector_compare): Add veccmpfx.
17346 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
17347 * config/rs6000/cell.md (cell-fp): Add fpsimple.
17348 (cell-vecsimple): Add veclogical, vecmove.
17349 (cell-veccmp): Add veccmpfx.
17350 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
17351 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
17353 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
17354 * config/rs6000/power4.md (power4-fp): Add fpsimple.
17355 (power4-vecsimple): Add veclogical, vecmove.
17356 (power4-veccmp): Add veccmpfx.
17357 * config/rs6000/power5.md (power5-fp): Add fpsimple.
17358 * config/rs6000/power6.md (power6-fp): Add fpsimple.
17359 (power6-vecsimple): Add veclogical, vecmove.
17360 (power6-veccmp): Add veccmpfx.
17361 * config/rs6000/power7.md (power7-fp): Add fpsimple.
17362 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
17363 * config/rs6000/power8.md (power8-fp): Add fpsimple.
17364 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
17365 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
17366 * config/rs6000/titan.md (titan_fp): Add fpsimple.
17367 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
17369 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
17371 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
17374 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17375 OPTION_MASK_P9_DFORM_VECTOR.
17376 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
17377 disable -mpower9-dform-vector when using reload.
17378 (quad_address_p): Remove 'gpr_p' argument and all associated code.
17379 New 'strict' argument. Update all callers. Add strict addressing
17381 (rs6000_legitimate_offset_address_p): Remove call to
17382 virtual_stack_registers_memory_p.
17383 (rs6000_legitimize_reload_address): Add quad address support.
17384 (rs6000_legitimate_address_p): Move call to quad_address_p above
17385 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
17386 to account for new strict usage.
17387 (rs6000_output_move_128bit): Adjust quad_address_p args to account
17388 for new strict usage.
17389 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
17391 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
17398 * config/i386/i386.c (ix86_spill_class): Disable condition to
17399 always return NO_REGS.
17401 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
17403 * predict.c: Include gimple-pretty-print.h
17404 (predicted_by_loop_heuristics_p): Check also
17405 PRED_LOOP_EXIT_WITH_RECURSION
17406 (predict_loops): Find self recursive calls and use special purpose
17407 predictors for them; dump log about decisions.
17408 (pass_profile::execute): Dump info about #of iterations.
17409 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
17410 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
17412 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
17414 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
17415 output_asm_insn calls and shorten long lines. Output .CALL
17416 argument descriptor using pa_output_arg_descriptor. Add various
17417 inline $$dyncall and other optimizations.
17418 (pa_attr_length_indirect_call): Adjust ordering and lengths.
17420 2016-06-25 Jakub Jelinek <jakub@redhat.com>
17422 PR tree-optimization/71643
17423 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
17426 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
17427 leak a bitmap if dep_bb is NULL.
17429 PR tree-optimization/71631
17430 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
17431 to rewrite_expr_tree even if negate_result, move new_lhs var
17432 declaration and initialization earlier, for powi_result set afterwards
17433 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
17434 if new_lhs != lhs, and don't shadow gsi var.
17436 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17438 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
17439 Add in_loop parameter.
17440 (predict_loops): Add loop guard heuristics.
17441 * predict.def (PRED_LOOP_GUARD): New heuristics.
17443 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17445 * predict.c: Include ipa-utils.h
17446 (tree_bb_level_prediction): Predict recursive calls.
17447 (tree_estimate_probability_bb): Skip inexpensive calls for call
17449 * predict.def (PRED_RECURSIVE_CALL): New.
17451 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17453 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
17454 (BU_FLOAT128_1): Likewise.
17456 (COPYSIGNQ): Likewise.
17457 (RS6000_BUILTIN_NANQ): Likewise.
17458 (RS6000_BUILTIN_NANSQ): Likewise.
17459 (RS6000_BUILTIN_INFQ): Likewise.
17460 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
17461 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
17462 (TARGET_FOLD_BUILTIN): New #define.
17463 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
17464 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
17465 (rs6000_fold_builtin): New target hook implementation, handling
17466 folding of 128-bit NaNs and infinities.
17467 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
17468 entries are filled in to avoid problems during bootstrap
17469 self-test; define builtins for 128-bit NaNs and infinities.
17470 (rs6000_opt_mask): Add entry for float128.
17471 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
17472 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
17473 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
17474 (const_str_type_node): New #define.
17475 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
17476 to a define_expand that dispatches to either copysign<mode>3_soft
17477 or copysign<mode>3_hard.
17478 (copysign<mode>3_hard): Rename from copysign<mode>3.
17479 (copysign<mode>3_soft): New define_insn.
17480 * doc/extend.texi: Document new builtins.
17482 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17484 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
17485 PRIu64 instead of lu.
17487 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
17490 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
17491 copy the type name.
17493 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17495 PR tree-optimization/71647
17496 * omp-low.c (lower_rec_input_clauses): Convert
17497 omp_clause_aligned_alignment (c) to size_type_node for the
17498 last argument of __builtin_assume_aligned.
17500 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
17502 * configure.ac (calling ___tls_get_addr via GOT): New
17503 assembler/linker check.
17504 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
17505 assembler and linker supports calling ___tls_get_addr via GOT.
17506 Otherise, defined to 0.
17507 * config.in: Regenerated.
17508 * configure: Likewise.
17509 * config/i386/constraints.md (Yb): New constraint.
17510 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
17511 (REG_CLASS_NAMES): Likewise.
17512 (REG_CLASS_CONTENTS): Likewise.
17513 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
17514 the b constraint with the Yb constraint. Call ___tls_get_addr
17515 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
17517 (*tls_local_dynamic_base_32_gnu): Likewise.
17518 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
17519 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
17520 (*tls_local_dynamic_base_64_<mode>): Likewise.
17522 2016-06-24 Martin Liska <mliska@suse.cz>
17524 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
17525 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
17527 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
17528 argument to true if the expected number of iterations is
17531 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
17533 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
17534 assemble for 32bit target.
17535 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
17536 and $ld_ix86_gld_32_opt to link for 32bit target.
17537 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
17538 * configure: Regenerate.
17540 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17542 * config/arm/arm.c (int_log2): Delete definition and prototype.
17543 (shift_op): Use exact_log2 instead of int_log2.
17544 (vfp3_const_double_for_fract_bits): Likewise.
17546 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17548 * internal-fn.c (expand_arith_set_overflow): New function.
17549 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
17551 (expand_arith_overflow_result_store): Likewise. Handle precision
17552 smaller than mode precision.
17553 * tree-vrp.c (extract_range_basic): For imag part, handle
17554 properly signed 1-bit precision result.
17555 * doc/extend.texi (__builtin_add_overflow): Document that last
17556 argument can't be pointer to enumerated or boolean type.
17557 (__builtin_add_overflow_p): Document that last argument can't
17558 have enumerated or boolean type.
17560 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17561 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17563 * config/rs6000/predicates.md (splat_input_operand): Rework.
17564 Don't allow constants, since the insns that use this predicate
17565 don't support constants. Constants are handled by other insns
17566 that are created via combine. During and after register
17567 allocation, only allow indexed or indirect addresses, and not
17568 general addresses. Only allow modes supported by the hardware.
17569 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
17570 comment. Move check for using VSPLTIS<x> to a common location,
17571 instead of doing it in two different places.
17573 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
17575 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17576 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
17577 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
17578 signature_CENTAUR_ebx.
17580 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
17584 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
17585 (as_ix86_gas_32_opt): This.
17586 (ld_ix86_tls_ldm_opt): Renamed to ...
17587 (ld_ix86_gld_32_opt): This.
17588 (R_386_TLS_LDM reloc): Updated.
17589 (R_386_GOT32X reloc): New assembler/linker check.
17590 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
17591 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
17593 * config.in: Regenerated.
17594 * configure: Likewise.
17595 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
17596 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
17597 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
17598 if ix86_force_load_from_GOT_p returns true.
17599 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
17600 ix86_force_load_from_GOT_p returns true.
17601 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
17602 the external function address via the GOT slot.
17603 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
17604 HAVE_AS_IX86_GOT32X before returning false.
17605 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
17606 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
17608 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
17610 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
17612 2016-06-23 Andi Kleen <ak@linux.intel.com>
17614 * Makefile.in: Regenerate.
17615 * doc/install.texi: Document autoprofiledbootstrap.
17617 2016-06-23 Andi Kleen <ak@linux.intel.com>
17619 * config/i386/gcc-auto-profile: New file.
17621 2016-06-23 Martin Liska <mliska@suse.cz>
17623 PR middle-end/71619
17624 * predict.c (predict_loops): Revert the hunk that was removed
17627 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
17629 * config.gcc: Add support for arm*-*-phoenix* targets.
17630 * config/arm/t-phoenix: New.
17631 * config/phoenix.h: New.
17633 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
17634 H.J. Lu <hongjiu.lu@intel.com>
17637 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
17638 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
17639 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
17640 ix86_force_load_from_GOT_p returns true.
17641 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
17642 ix86_force_load_from_GOT_p returns true.
17643 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
17644 ix86_force_load_from_GOT_p returns true.
17645 (ix86_expand_move): Load the external function address via the
17646 GOT slot if ix86_force_load_from_GOT_p returns true.
17647 * config/i386/predicates.md (x86_64_immediate_operand): Return
17648 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
17649 (x86_64_zext_immediate_operand): Ditto.
17651 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
17653 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
17655 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17658 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
17659 * diagnostic.c (pedwarn_at_rich_loc): New function.
17660 * spellcheck.h (best_match::best_match): Add a
17661 "best_distance_so_far" optional parameter.
17662 (best_match::set_best_so_far): New method.
17663 (best_match::get_best_distance): New accessor.
17664 (best_match::get_best_candidate_length): New accessor.
17666 2016-06-22 Nick Clifton <nickc@redhat.com>
17668 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
17669 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
17670 modes are accepted as well.
17671 (ucompare_loc_descriptor): Likewise.
17672 (minmax_loc_descriptor): Likewise.
17673 (clz_loc_descriptor): Likewise.
17674 (popcount_loc_descriptor): Likewise.
17675 (bswap_loc_descriptor): Likewise.
17676 (rotate_loc_descriptor): Likewise.
17677 (mem_loc_descriptor): Likewise.
17678 (loc_descriptor): Likewise.
17680 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17682 * common.opt (fdiagnostics-parseable-fixits): New option.
17683 * diagnostic.c: Include "selftest.h".
17684 (print_escaped_string): New function.
17685 (print_parseable_fixits): New function.
17686 (diagnostic_report_diagnostic): Call print_parseable_fixits.
17687 (selftest::assert_print_escaped_string): New function.
17688 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
17689 (selftest::test_print_escaped_string): New function.
17690 (selftest::test_print_parseable_fixits_none): New function.
17691 (selftest::test_print_parseable_fixits_insert): New function.
17692 (selftest::test_print_parseable_fixits_remove): New function.
17693 (selftest::test_print_parseable_fixits_replace): New function.
17694 (selftest::diagnostic_c_tests): New function.
17695 * diagnostic.h (struct diagnostic_context): Add field
17696 "parseable_fixits_p".
17697 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
17698 -fdiagnostics-parseable-fixits.
17699 (-fdiagnostics-parseable-fixits): New option.
17700 * opts.c (common_handle_option): Handle
17701 -fdiagnostics-parseable-fixits.
17702 * selftest-run-tests.c (selftest::run_tests): Call
17703 selftest::diagnostic_c_tests.
17704 * selftest.h (selftest::diagnostic_c_tests): New prototype.
17706 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
17708 PR tree-optimization/71488
17709 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
17710 comparison of boolean vectors.
17711 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
17712 of boolean vectors using bitwise operations.
17714 2016-06-22 Andreas Schwab <schwab@suse.de>
17716 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
17717 Remove declaration.
17719 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
17721 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
17723 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
17725 * config/i386/i386.c (print_reg): Emit an error message on attempt to
17728 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17730 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
17731 * config/arm/arm-cores.def (cortex-a73): New entry.
17732 (cortex-a73.cortex-a35): Likewise.
17733 (cortex-a73.cortex-a53): Likewise.
17734 * config/arm/arm-tables.opt: Regenerate.
17735 * config/arm/arm-tune.md: Likewise.
17736 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
17737 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17738 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
17739 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17740 * doc/invoke.texi (ARM Options): Document cortex-a73,
17741 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
17743 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17745 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
17746 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
17747 (cortex-a73.cortex-a35): Likewise.
17748 (cortex-a73.cortex-a53): Likewise.
17749 * config/aarch64/aarch64-tune.md: Regenerate.
17750 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
17751 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
17754 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17756 * configure.ac (gcc_cv_as_compress_debug): Remove
17757 --compress-debug-sections as extra as switch.
17758 Handle gas --compress-debug-sections=type.
17759 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
17760 Handle gld --compress-debug-sections=type.
17761 * configure: Regenerate.
17763 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
17765 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
17767 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
17769 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
17770 (do_rewrite): likewise.
17772 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17774 * common/config/mep/mep-common.c: Remove.
17775 * config.gcc: Remove mep-* support.
17776 * config/mep/constraints.md: Remove.
17777 * config/mep/default.h: Remove.
17778 * config/mep/intrinsics.h: Remove.
17779 * config/mep/intrinsics.md: Remove.
17780 * config/mep/ivc2-template.h: Remove.
17781 * config/mep/mep-c5.cpu: Remove.
17782 * config/mep/mep-core.cpu: Remove.
17783 * config/mep/mep-default.cpu: Remove.
17784 * config/mep/mep-ext-cop.cpu: Remove.
17785 * config/mep/mep-intrin.h: Remove.
17786 * config/mep/mep-ivc2.cpu: Remove.
17787 * config/mep/mep-pragma.c: Remove.
17788 * config/mep/mep-protos.h: Remove.
17789 * config/mep/mep.c: Remove.
17790 * config/mep/mep.cpu: Remove.
17791 * config/mep/mep.h: Remove.
17792 * config/mep/mep.md: Remove.
17793 * config/mep/mep.opt: Remove.
17794 * config/mep/predicates.md: Remove.
17795 * config/mep/t-mep: Remove.
17796 * doc/install.texi: Remove mep-* documentation.
17797 * doc/md.texi: Likewise.
17799 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17801 * config.gcc: Remove support for avr-rtems.
17802 * config/avr/gen-avr-mmcu-specs.c: Likewise.
17803 * config/avr/rtems.h: Remove.
17804 * config/avr/t-rtems: Remove.
17806 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17808 * config.gcc: Remove m32r-rtems support.
17809 * config/m32r/rtems.h: Remove.
17811 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17813 * config.gcc: Remove h8300-rtems support.
17814 * config/h8300/rtems.h: Remove.
17815 * config/h8300/t-rtems: Remove.
17817 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17819 * config.gcc: Remove support for knetbsd.
17820 * configure.ac: Likewise.
17821 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
17822 * config/knetbsd-gnu.h: Remove.
17823 * configure: Regenerate.
17825 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17827 * config.gcc: Remove support for openbsd 2 and 3.
17828 * config/openbsd-oldgas.h: Remove.
17830 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17832 * config.gcc: Remove interix support.
17833 * config/i386/i386-interix.h: Remove.
17834 * config/i386/interix.opt: Remove.
17835 * config/i386/t-interix: Remove.
17836 * configure: Regenerate.
17837 * configure.ac: Remove interix support.
17838 * doc/install.texi: Remove interix documentation.
17840 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
17842 * config/rs6000/rs6000.h: Add conditional preprocessing directives
17843 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
17846 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17848 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
17849 they are both PLACEHOLDER_EXPRs.
17851 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17853 * stor-layout.c (layout_type): Move setting complex MODE to
17854 layout_type, instead of setting it ahead of time by the caller.
17855 * tree.c (build_complex_type): Likewise.
17857 2016-06-21 Martin Liska <mliska@suse.cz>
17859 * predict.c (force_edge_cold): Replace imposisble with
17862 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17864 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
17865 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
17867 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17869 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
17871 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
17872 Ilya Enkovich <ilya.enkovich@intel.com>
17875 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17876 New member function to convert V1TImode register to SUBREG
17877 TImode in debug insn.
17878 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
17879 after changing register mode to V1TImode.
17881 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
17883 * config/aarch64/aarch64-cores.def (vulcan): New core.
17884 * config/aarch64/aarch64-tune.md: Regenerate.
17885 * doc/invoke.texi: Document vulcan as an available option.
17887 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17889 * cse.c (canon_asm_operands): New function extracted from...
17890 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
17891 either standalone or member of a PARALLEL.
17893 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17896 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
17897 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
17898 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
17900 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17903 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
17904 constant addresses if can_create_pseudo_p.
17906 2016-06-21 Jakub Jelinek <jakub@redhat.com>
17908 PR tree-optimization/71588
17909 * tree-ssa-strlen.c (valid_builtin_call): New function.
17910 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
17913 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17915 PR middle-end/71581
17916 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
17917 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
17918 for conversion of scalar user var to complex type and use the
17919 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
17922 PR rtl-optimization/71591
17923 * toplev.c (toplev::run_self_tests): If no_backend, complain and
17924 don't run any tests.
17926 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
17929 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
17930 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
17931 space for PIC with non-v32 and the common non-PIC "jump".
17933 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17936 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
17937 returned values and add UN*/LTGT/*ORDERED cases with values matching
17938 D operand modifier on vcmp for AVX.
17940 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17942 * config/aarch64/aarch64.opt
17943 (mpc-relative-literal-loads): Rename internal option name.
17944 * config/aarch64/aarch64.c
17945 (aarch64_nopcrelative_literal_loads): Rename to
17946 aarch64_pcrelative_literal_loads.
17947 (aarch64_expand_mov_immediate): Likewise.
17948 (aarch64_secondary_reload): Likewise.
17949 (aarch64_can_use_per_function_literal_pools_p): Likewise.
17950 (aarch64_override_options_after_change_1): Rename and simplify logic.
17951 (aarch64_classify_symbol): Merge large model checks into switch,
17952 remove pc-relative load check.
17954 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17956 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
17957 costs relative to the cost of a register move.
17959 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17961 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
17962 (vcvt_n_f64_u64): Likewise.
17963 (vcvt_n_s64_f64): Likewise.
17964 (vcvt_n_u64_f64): Likewise.
17965 (vcvt_f64_s64): Likewise.
17966 (vrecpe_f64): Likewise.
17967 (vcvt_f64_u64): Likewise.
17968 (vrecps_f64): Likewise.
17970 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17972 * config/aarch64/aarch64.md
17973 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
17975 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
17977 * config/aarch64/aarch64-builtins.c
17978 (aarch64_types_binop_uss_qualifiers): Delete.
17979 (TYPES_BINOP_USS): Likewise.
17980 (aarch64_types_binop_sus_qualifiers): Likewise.
17981 (TYPES_BINOP_SUS): Likewise.
17982 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
17983 (TYPES_FCVTIMM_SUS): Likewise.
17984 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
17986 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
17987 (fcvtzs): Use SHIFTIMM rather than BINOP.
17988 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
17990 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
17992 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
17993 costs relative to the cost of a register move.
17995 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
17997 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
17998 Allow scalar/single vector modes to be tieable.
18000 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18002 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
18004 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18006 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
18008 * tree.h (TYPE_ALIGN): Likewise.
18010 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18013 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
18015 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18017 * config/avr/avr.c (avr_print_operand): Fix "format not a string
18018 literal" build warnings.
18019 (avr_print_operand_address): Dito.
18021 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
18024 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
18025 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
18027 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
18029 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
18031 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
18034 * reload1.c (reload): Pass 0 to finish_spills when called because
18035 update_eliminables_and_spill returns true and remove did_spill.
18036 (finish_spills): Adjust comment and document GLOBAL parameter.
18038 2016-06-17 DJ Delorie <dj@redhat.com>
18041 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
18042 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
18043 (umulqihi3_virt): Likewise.
18044 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
18045 (umulqihi3_real): Likewise.
18047 2016-06-17 Martin Liska <mliska@suse.cz>
18049 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
18051 2016-06-17 Martin Liska <mliska@suse.cz>
18053 * predict.def: PRED_LOOP_EXIT from 92 to 85.
18055 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
18057 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
18059 (vaddq_f32): Likewise.
18060 (vmul_f32): Likewise.
18061 (vmulq_f32): Likewise.
18062 (vsub_f32): Likewise.
18063 (vsubq_f32): Likewise.
18065 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18067 PR tree-optimization/71347
18068 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
18069 cost for all uses in group.
18071 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18073 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18074 insert gimple seq if it's not empty.
18076 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18078 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
18080 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
18081 rather than OFFSET.
18082 (comp_dr_with_seg_len_pair): Ditto.
18083 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
18084 struct dr_with_seg_len_pair against DR_OFFSET.
18085 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
18086 DR_OFFSET directly.
18088 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
18090 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
18092 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
18094 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
18095 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
18096 (pa_output_millicode_call): Likewise.
18097 (pa_output_call): Likewise.
18098 (pa_output_indirect_call): Likewise.
18099 (pa_asm_output_mi_thunk): Likewise.
18101 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18103 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
18105 2016-06-16 Martin Liska <mliska@suse.cz>
18107 * predict.c (combine_predictions_for_insn): When we find a first
18108 match predictor, we should consider just predictors with
18109 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
18110 DS theory predictor.
18111 (combine_predictions_for_bb): Likewise.
18113 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18115 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18116 with base of reference to struct.
18118 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18120 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18122 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18125 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18126 progmem_swtable_section.
18127 (progmem_swtable_section): Remove.
18128 (avr_asm_function_rodata_section): Remove.
18129 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18130 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18132 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18134 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18135 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18136 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18137 signature_CENTAUR_ebx.
18138 * config/i386/i386.c (ix86_option_override_internal): Add
18139 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18140 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18141 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18143 2016-06-16 Martin Liska <mliska@suse.cz>
18145 * predict.def: Add fortran loop preheader predictor.
18146 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18147 fold IFN_BUILTIN_EXPECT with a known constant argument.
18149 2016-06-16 Martin Liska <mliska@suse.cz>
18151 * predict.def: Add 'Fortran' to display text of all
18152 PRED_FORTRAN_* predictors.
18154 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18157 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18158 [IA64_BUILTIN_NANSQ]: Ditto.
18159 (ia64_fold_builtin): New function.
18160 (TARGET_FOLD_BUILTIN): New define.
18161 (ia64_init_builtins) Declare const_string_type node.
18162 Add __builtin_nanq and __builtin_nansq builtin functions.
18163 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18165 2016-06-16 Nick Clifton <nickc@redhat.com>
18167 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18168 MSP430_HWMULT_ prefix to enum values.
18169 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18170 * config/msp430/msp430.c: Update use of enum values.
18171 * config/msp430/msp430.md: Likewise.
18172 * config/msp430/msp430.opt: Likewise.
18174 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18176 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18177 of comparsions in the last iteration.
18179 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18180 Joern Rennecke <joern.rennecke@embecosm.com>
18182 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18184 (arc_needs_pcl_p): Add GOTOFFPC.
18185 (arc_legitimate_pic_addr_p): Likewise.
18186 (arc_output_pic_addr_const): Likewise.
18187 (arc_legitimize_pic_address): Generate a pc-relative address using
18189 (arc_output_libcall): Use @pcl syntax.
18190 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18191 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18192 (*movsi_insn): Use @pcl syntax.
18193 (doloop_begin_i): Likewise.
18195 2016-06-16 Martin Liska <mliska@suse.cz>
18197 * predict.def: Define a new predictor.
18199 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18201 * config/arc/arc.opt (mtp-regno): Update text.
18203 2016-06-16 Renlin Li <renlin.li@arm.com>
18205 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
18207 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18210 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
18211 (setcc + and peephole2): Likewise.
18213 PR rtl-optimization/71532
18214 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
18217 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18219 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18220 DImode constants with XXSPLTIB in vector registers.
18221 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
18222 vsx_extract_<mode>_internal{1,2} into a single insn that handles
18223 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
18224 extraction of the element at the top of the register as a scalar
18226 (vsx_extract_<mode>_internal1): Likewise.
18227 (vsx_extract_<mode>_internal2): Likewise.
18228 * config/rs6000/constraints.md (wi constraint): Remove a comment
18229 about DImode not being allowed in Altivec registers.
18230 (wB constraint): New constraint for constants that can be
18231 generated in Altivec registers with VSPLTISW/VUPKHSW.
18232 * config/rs6000/predicates.md (xxspltib_constant_split): Update
18234 (xxspltib_constant_nosplit): Likewise.
18235 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
18236 support for -mupper-regs-di to enable DImode to go into Altivec
18238 (POWERPC_MASKS): Likewise.
18239 (power7 cpu): Likewise.
18240 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
18241 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
18242 for DImode being allowed in Altivec registers. Update wi/wj
18243 constraints. Set scalar_in_vmx_p flag.
18244 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
18245 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
18246 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
18247 (rs6000_opt_masks): Add -mupper-regs-di.
18248 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
18249 direct move to use wi and not wj.
18250 (lfiwzx): Likewise.
18251 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
18253 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18254 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
18255 any VSX register, instead of just Altivec registers, to allow
18256 either operand to be an Altivec register or both.
18257 (fixuns_trunc<mode>di2_fctiduz): Likewise.
18258 (movdi_internal32): Add support for -mupper-regs-di. Add support
18259 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
18260 the alternatives and attributes to be lined up to be easier to
18262 (movdi_internal64): Likewise.
18263 (64-bit DImode splitters): Change predicates to only split loading
18264 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
18265 load constants in ISA 3.0 or ISA 2.07 respectively.
18266 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18267 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
18268 mention -mcpu=power9 sets these options.
18269 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
18272 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18275 * config/avr/avr.c (avr_set_current_function): Warn misspelled
18276 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
18277 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
18278 by default to warn misspelled interrupt/ signal handler.
18279 * doc/invoke.texi (AVR Options): Document it. Update description
18280 for -nodevicelib option.
18282 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18284 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
18285 up parentheses. Use GET_MODE_UNIT_BITSIZE.
18286 (aarch64_<sur>shll2_n<mode>): Likewise.
18288 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
18290 PR middle-end/71529
18291 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
18292 DECL_CONTEXT for copied arguments.
18294 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18296 PR tree-optimization/71483
18297 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
18300 2016-06-15 Martin Liska <mliska@suse.cz>
18302 * predict.c (tree_predict_by_opcode): Call predict_edge_def
18303 instead of predict_edge w/o a probability.
18305 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18307 PR tree-optimization/71439
18308 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
18311 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18313 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
18314 register subregs in SET_SRC.
18316 2016-06-15 Richard Biener <rguenther@suse.de>
18318 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
18319 store restrictions.
18321 2016-06-15 Richard Biener <rguenther@suse.de>
18323 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
18324 not consider dependences between accesses that belong to the
18326 (vect_analyze_data_ref_dependences): Do not analyze read-read
18327 or self-dependences.
18329 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18331 * spellcheck-tree.c: Include spellcheck-tree.h rather than
18333 (find_closest_identifier): Reimplement in terms of
18334 best_match<tree,tree>.
18335 * spellcheck-tree.h: New file.
18336 * spellcheck.c (struct edit_distance_traits<const char *>): New
18338 (find_closest_string): Reimplement in terms of
18339 best_match<const char *, const char *>.
18340 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
18341 overload to spellcheck-tree.h.
18342 (find_closest_identifier): Likewise.
18343 (struct edit_distance_traits<T>): New template.
18344 (class best_match): New class.
18346 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18348 * selftest-run-tests.c (selftest::run_tests): Call
18349 selftest::spellcheck_tree_c_tests.
18350 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
18351 * spellcheck-tree.c: Include selftest.h and stringpool.h.
18352 (selftest::test_find_closest_identifier): New function.
18353 (selftest::spellcheck_tree_c_tests): New function.
18354 * spellcheck.c (selftest::test_find_closest_string): Verify that
18355 the order of the vec does not affect the results for this case.
18356 (selftest::test_data): New array.
18357 (selftest::test_metric_conditions): New function.
18358 (selftest::spellcheck_c_tests): Add a test of case-comparison.
18359 Call selftest::test_metric_conditions.
18361 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18363 * config/rs6000/rs6000-builtin.def (commentary): Typo.
18364 (BU_P9_MISC_1): Likewise.
18365 (BU_P9_64BIT_MISC_0): Likewise.
18366 (BU_P9_MISC_0): Likewise.
18368 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18370 * gcc-rich-location.c
18371 (gcc_rich_location::add_fixit_misspelled_id): New method.
18372 * gcc-rich-location.h
18373 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
18375 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
18377 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
18378 FreeBSD 11 and above.
18380 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
18382 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
18384 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18386 * expmed.h: Close parenthesis in "at your option" in copyright
18388 * lower-subreg.h: Likewise.
18390 2016-06-14 Richard Biener <rguenther@suse.de>
18392 PR middle-end/71526
18393 * genmatch.c (expr::gen_transform): Use in_type for comparisons
18396 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18398 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
18400 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
18401 mask+shift version.
18402 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
18404 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
18405 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
18407 2016-06-14 Richard Biener <rguenther@suse.de>
18409 PR tree-optimization/71522
18410 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
18411 copying into float copying.
18413 2016-06-14 Jakub Jelinek <jakub@redhat.com>
18415 PR tree-optimization/71520
18416 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
18417 (replace_block_by): Move user labels from bb1 to bb2.
18419 2016-06-14 Richard Biener <rguenther@suse.de>
18421 PR middle-end/71310
18423 * expr.h (get_bit_range): Declare.
18424 * expr.c (get_bit_range): Export.
18425 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
18426 word_mode again to constrain the bitfield access.
18428 2016-06-14 Richard Biener <rguenther@suse.de>
18430 PR tree-optimization/71521
18431 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
18432 division int_const_binop against zero divisor.
18434 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18436 * config/i386/i386.md (signbittf2): New expander.
18437 * config/i386/sse.md (ptesttf2): New insn pattern.
18439 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18442 * input.c (selftest::test_reading_source_line): Avoid reading from
18443 __FILE__ by creating a tempfile with known content and reading
18446 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18448 * pretty-print.c (assert_pp_format_colored): Skip the test if
18450 (test_pp_format): Remove comment about GCC_COLORS.
18452 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18454 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
18455 * pretty-print.c (assert_pp_format_va): Add location param and use
18456 it with ASSERT_STREQ_AT.
18457 (assert_pp_format): Add location param and pass it to
18458 assert_pp_format_va.
18459 (assert_pp_format_colored): Likewise.
18460 (ASSERT_PP_FORMAT_1): New.
18461 (ASSERT_PP_FORMAT_2): New.
18462 (ASSERT_PP_FORMAT_3): New.
18463 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
18464 explicitly, or implicitly via the above macros.
18465 * selftest.c (selftest::pass): Use a selftest::location rather
18466 than file and line.
18467 (selftest::fail): Likewise. Print the function name.
18468 (selftest::fail_formatted): Likewise.
18469 (selftest::assert_streq): Use a selftest::location rather than
18471 * selftest.h (selftest::location): New struct.
18472 (SELFTEST_LOCATION): New macro.
18473 (selftest::pass): Accept a const location & rather than file
18475 (selftest::fail): Likewise.
18476 (selftest::fail_formatted): Likewise.
18477 (selftest::assert_streq): Likewise.
18478 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
18479 (ASSERT_FALSE): Likewise.
18480 (ASSERT_EQ): Likewise.
18481 (ASSERT_NE): Likewise.
18482 (ASSERT_STREQ): Likewise.
18483 (ASSERT_PRED1): Likewise.
18484 (ASSERT_STREQ_AT): New macro.
18486 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18488 * selftest.c (selftest::fail_formatted): New function.
18489 (selftest::assert_streq): New function.
18490 * selftest.h (selftests::fail_formatted): New decl.
18491 (selftest::assert_streq): New decl.
18492 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
18494 2016-06-13 Jeff Law <law@redhat.com>
18496 PR tree-optimization/71403
18497 * tree-ssa-threadbackward.c
18498 (convert_and_register_jump_thread_path): No longer accept reference
18499 to path. Do not pop items off the path anymore.
18500 (fsm_find_control_statement_thread_paths): Do not allow threading
18501 to a deeper loop nest. Pop the last item off the path here rather
18502 than in convert_and_register_jump_thread_path.
18504 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18505 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
18507 [AArch64] Emit division using the Newton series
18509 * config/aarch64/aarch64-protos.h
18510 (cpu_approx_modes): Add new member "division".
18511 (aarch64_emit_approx_div): Declare new function.
18512 * config/aarch64/aarch64.c
18513 (generic_approx_modes): New member "division".
18514 (exynosm1_approx_modes): Likewise.
18515 (xgene1_approx_modes): Likewise.
18516 (aarch64_emit_approx_div): Define new function.
18517 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
18518 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
18519 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
18520 * doc/invoke.texi (-mlow-precision-div): Describe new option.
18522 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18523 Wilco Dijkstra <wilco.dijkstra@arm.com>
18525 [AArch64] Emit square root using the Newton series
18527 * config/aarch64/aarch64-protos.h
18528 (aarch64_emit_approx_rsqrt): Replace with new function
18529 "aarch64_emit_approx_sqrt".
18530 (cpu_approx_modes): New member "sqrt".
18531 * config/aarch64/aarch64.c
18532 (generic_approx_modes): New member "sqrt".
18533 (exynosm1_approx_modes): Likewise.
18534 (xgene1_approx_modes): Likewise.
18535 (aarch64_emit_approx_rsqrt): Replace with new function
18536 "aarch64_emit_approx_sqrt".
18537 (aarch64_override_options_after_change_1): Handle new option.
18538 * config/aarch64/aarch64-simd.md
18539 (rsqrt<mode>2): Use new function instead.
18540 (sqrt<mode>2): New expansion and insn definitions.
18541 * config/aarch64/aarch64.md: Likewise.
18542 * config/aarch64/aarch64.opt
18543 (mlow-precision-sqrt): Add new option description.
18544 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
18546 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18548 [AArch64] Add more choices for the reciprocal square root approximation
18550 Allow a target to prefer such operation depending on the operation mode.
18552 * config/aarch64/aarch64-protos.h
18553 (AARCH64_APPROX_MODE): New macro.
18554 (AARCH64_APPROX_{NONE,ALL}): Likewise.
18555 (cpu_approx_modes): New structure.
18556 (tune_params): New member "approx_modes".
18557 * config/aarch64/aarch64-tuning-flags.def
18558 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
18559 * config/aarch64/aarch64.c
18560 (generic_approx_modes): New core "cpu_approx_modes" structure.
18561 (exynosm1_approx_modes): Likewise.
18562 (xgene1_approx_modes): Likewise.
18563 (generic_tunings): New member "approx_modes".
18564 (cortexa35_tunings): Likewise.
18565 (cortexa53_tunings): Likewise.
18566 (cortexa57_tunings): Likewise.
18567 (cortexa72_tunings): Likewise.
18568 (exynosm1_tunings): Likewise.
18569 (thunderx_tunings): Likewise.
18570 (xgene1_tunings): Likewise.
18571 (use_rsqrt_p): New argument for the mode and use new member from
18573 (aarch64_builtin_reciprocal): Devise mode from builtin.
18574 (aarch64_optab_supported_p): New argument for the mode.
18575 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
18577 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18579 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
18580 RS6000_BTM_MODULO flag into the set of flags that are considered
18581 to be part of the common configuration.
18583 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18585 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
18586 difference unsigned.
18587 (vec_absdb): New macro for vector absolute difference unsigned
18589 (vec_absdh): New macro for vector absolute difference unsigned
18591 (vec_absdw): New macro for vector absolute difference unsigned word.
18592 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
18593 (vadu<mode>3): New insn.
18594 (*p9_vadu<mode>3): New insn.
18595 * config/rs6000/rs6000-builtin.def (vadub): New built-in
18597 (vaduh): New built-in definition.
18598 (vaduw): New built-in definition.
18599 (vadu): New overloaded built-in definition.
18600 (vadub): New overloaded built-in definition.
18601 (vaduh): New overloaded built-in definition.
18602 (vaduw): New overloaded built-in definition.
18603 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18604 overloaded vector absolute difference unsigned functions.
18605 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18606 the ISA 3.0 vector absolute difference unsigned built-in functions.
18608 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
18610 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
18611 update shared_lookup_references only once after changing operands.
18613 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
18615 PR middle-end/71373
18616 * tree-nested.c (convert_nonlocal_omp_clauses)
18617 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
18619 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
18620 * tree.def (CASE_LABEL_EXPR): Likewise.
18622 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
18625 * input.c (test_builtins): Fix an assertion.
18627 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18629 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
18630 (paritysi2): Ditto.
18632 (isinf<mode>2): Ditto.
18634 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18636 * ggc-tests.c (test_finalization): Only test need_finalization_p
18637 for GCC_VERSION >= 4003.
18639 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18641 * config/s390/vecintrin.h: Fix file description in comment.
18643 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18645 * config/s390/s390-builtin-types.def: Change builtin type naming
18646 scheme to match builtin-types.def.
18648 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
18650 * fold-const.c (optimize_minmax_comparison): Remove.
18651 (fold_comparison): Remove call to the above.
18652 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
18653 New transformations.
18655 2016-06-13 Alan Hayward <alan.hayward@arm.com>
18657 PR tree-optimization/71416
18658 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
18661 2016-06-13 Martin Liska <mliska@suse.cz>
18663 * predict.c (enum predictor_reason): Prefix enum with REASON_.
18664 (combine_predictions_for_insn): Likewise.
18665 (prune_predictions_for_bb): Likewise.
18666 (combine_predictions_for_bb): Likewise.
18668 2016-06-13 Richard Biener <rguenther@suse.de>
18670 PR tree-optimization/71505
18671 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
18672 assert match comment.
18674 2016-06-13 Marek Polacek <polacek@redhat.com>
18676 PR middle-end/71476
18677 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
18678 gimplify_switch_expr.
18679 (warn_switch_unreachable_r): New function.
18681 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18684 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
18687 2016-06-13 Richard Biener <rguenther@suse.de>
18689 PR middle-end/64516
18690 * fold-const.c (fold_unary_loc): Preserve alignment when
18691 folding a VIEW_CONVERT_EXPR into a MEM_REF.
18693 2016-06-13 Martin Liska <mliska@suse.cz>
18696 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
18697 w/ -fsanitize=bounds.
18699 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18701 * config/i386/i386.c (ix86_init_builtins): Calculate
18702 FLOAT128_FTYPE_CONST_STRING function type only once.
18703 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
18704 built-in functions are available for x86-32 and x86-64 targets.
18706 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18709 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
18710 New primitive type.
18711 (FLOAT128_FTYPE_CONST_STRING): New function type.
18712 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
18713 [IX86_BUILTIN_NANSQ]: Ditto.
18714 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18715 (ix86_init_builtin_types): Declare const_string_type_node.
18716 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
18718 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18719 * doc/extend.texi (x86 Built-in Functions): Document
18720 __builtin_nanq and __builtin_nansq.
18722 2016-06-11 Jiong Wang <jiong.wang@arm.com>
18725 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
18726 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
18727 length for pop patterns.
18728 (arm_attr_length_push_multi): Update comments.
18729 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
18731 (*pop_multiple_with_writeback_and_return): Likewise.
18732 (*pop_multiple_with_return): Likewise.
18734 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
18736 PR middle-end/71310
18737 * fold-const.c (optimize_bit_field_compare): Don't try to use
18738 word_mode unconditionally for reading the bit field, look at
18739 DECL_BIT_FIELD_REPRESENTATIVE instead.
18741 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
18743 PR middle-end/71478
18744 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
18745 vector integer type.
18747 2016-06-10 Jakub Jelinek <jakub@redhat.com>
18749 PR middle-end/71494
18750 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
18751 without LABEL_DECL, set *handled_ops_p to false instead of true.
18753 2016-06-10 Martin Sebor <msebor@redhat.com>
18756 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
18757 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
18758 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
18760 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
18761 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
18762 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
18763 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
18764 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
18765 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
18766 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
18767 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
18769 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18771 * config/arm/arm.h (pool_vector_label,
18772 return_used_this_function): Remove.
18774 2016-06-10 Jeff Law <law@redhat.com>
18776 PR tree-optimization/71335
18777 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
18778 zero length paths here.
18779 (convert_and_register_jump_thread_path): Remove hacks related to
18780 duplicated blocks in the jump thread path.
18781 (fsm_find_control_statement_thread_paths): Avoid putting the same
18782 block on the thread path twice, but ensure the thread path is
18783 unchanged from the caller's point of view.
18785 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18787 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
18788 * predict.def (PRED_LOOP_BRANCH): Remove.
18790 2016-06-10 David Malcolm <dmalcolm@redhat.com>
18792 * Makefile.in (OBJS): Add ggc-tests.o.
18793 (GTFILES): Add ggc-tests.c.
18794 * ggc-tests.c: New file.
18795 * selftest-run-tests.c (selftest::run_tests): Call
18796 selftest::ggc_tests_c_tests.
18797 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
18799 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
18801 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
18803 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
18806 * varasm.c (place_block_symbol): Adjust alignment for asan protected
18807 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
18809 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18811 * profile.c: Include cfgloop.h.
18812 (branch_prob): Compute estimated number of iterations.
18813 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
18814 recompute estimate number of iterations from profile.
18816 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18818 PR inline-asm/68843
18819 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
18820 must be grouped on top of stack. Don't force early clobber
18821 on ordinary reg outputs.
18823 2016-06-10 Richard Biener <rguenther@suse.de>
18825 * targhooks.c (default_builtin_vectorization_cost): Adjust
18826 vec_construct cost.
18828 2016-06-10 Richard Biener <rguenther@suse.de>
18830 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
18831 to fold the RHS to a constant if possible.
18833 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
18835 PR middle-end/71373
18836 * tree-nested.c (convert_nonlocal_omp_clauses)
18837 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
18838 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
18839 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
18841 * gimplify.c (gimplify_adjust_omp_clauses): Discard
18843 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
18845 * omp-low.c (scan_sharing_clauses): Don't expect
18846 OMP_CLAUSE__CACHE_.
18848 2016-06-10 Alan Hayward <alan.hayward@arm.com>
18850 PR tree-optimization/71407
18851 PR tree-optimization/71416
18852 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
18853 BIT_FIELD_REF type.
18855 2016-06-10 Richard Biener <rguenther@suse.de>
18857 PR middle-end/71477
18858 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
18860 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
18862 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
18864 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
18865 Jiong Wang <jiong.wang@arm.com>
18867 PR rtl-optimization/70751
18868 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
18869 spilled into memory.
18871 2016-06-09 Jonathan Yong <10walls@gmail.com>
18874 2015-09-21 Jonathan Yong <10walls@gmail.com>
18876 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
18877 sysroot/usr/lib/32api for additional win32 libraries,
18878 fixes failing Cygwin bootstrapping.
18880 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
18882 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
18885 2016-06-09 David Malcolm <dmalcolm@redhat.com>
18888 * pretty-print.c (pp_indent): Specify that %p is printed in a
18889 host-dependent manner.
18890 (test_pp_format): Remove the test for %p.
18892 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
18894 * config/mips/mips.c (mips_output_jump): Fix formatting.
18896 2016-06-09 Richard Biener <rguenther@suse.de>
18898 PR tree-optimization/71462
18899 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
18902 2016-06-09 Martin Liska <mliska@suse.cz>
18904 * predict.c (dump_prediction): Add new argument.
18905 (enum predictor_reason): New enum.
18906 (struct predictor_hash): New struct.
18907 (predictor_hash::hash): New function.
18908 (predictor_hash::equal): Likewise.
18909 (not_removed_prediction_p): New function.
18910 (prune_predictions_for_bb): Likewise.
18911 (combine_predictions_for_bb): Prune predictions.
18913 2016-06-09 Martin Liska <mliska@suse.cz>
18915 * predict.c (filter_predictions): New function.
18916 (remove_predictions_associated_with_edge): Use the filter
18918 (equal_edge_p): New function.
18920 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
18922 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
18923 Correct usage of @samp vs @option, add @samp where appropriate.
18924 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
18925 Add armv6s-m and document it, as it is no official ARM name.
18927 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18929 * ifcvt.c (struct noce_if_info): Add transform_name field.
18930 (noce_try_move): Set if_info->transform_name to the function name.
18931 (noce_try_ifelse_collapse): Likewise.
18932 (noce_try_store_flag): Likewise.
18933 (noce_try_inverse_constants): Likewise.
18934 (noce_try_store_flag_constants): Likewise.
18935 (noce_try_addcc): Likewise.
18936 (noce_try_store_flag_mask): Likewise.
18937 (noce_try_cmove): Likewise.
18938 (noce_try_cmove_arith): Likewise.
18939 (noce_try_minmax): Likewise.
18940 (noce_try_abs): Likewise.
18941 (noce_try_sign_mask): Likewise.
18942 (noce_try_bitop): Likewise.
18943 (noce_convert_multiple_sets): Likewise.
18944 (noce_process_if_block): Print if_info->transform_name to
18945 dump_file if transformation succeeded.
18947 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18949 * config/arm/cortex-a57.md (cortex_a57_alu):
18952 2016-06-08 Martin Sebor <msebor@redhat.com>
18953 Jakub Jelinek <jakub@redhat.com>
18957 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
18958 BUILT_IN_MUL_OVERFLOW_P): New builtins.
18959 * builtins.c: Include gimple-fold.h.
18960 (fold_builtin_arith_overflow): Handle
18961 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
18962 (fold_builtin_3): Likewise.
18963 * doc/extend.texi (Integer Overflow Builtins): Document
18964 __builtin_{add,sub,mul}_overflow_p.
18966 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
18968 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
18969 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
18971 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
18973 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
18974 Rewrite, looking one level down for records and arrays.
18976 2016-06-08 David Malcolm <dmalcolm@redhat.com>
18978 * pretty-print.c: Include "selftest.h".
18979 (pp_format): Fix comment.
18980 (identifier_to_locale): Likewise.
18981 (selftest::test_basic_printing): New function.
18982 (selftest::assert_pp_format): New function.
18983 (selftest::test_pp_format): New function.
18984 (selftest::pretty_print_c_tests): New function.
18985 * selftest-run-tests.c (selftest::run_tests): Call
18986 selftest::pretty_print_c_tests.
18987 * selftest.h (pretty_print_c_tests): New declaration.
18989 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
18991 * invoke.texi (max-loop-headers-insns): Document.
18992 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
18993 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
18994 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
18996 2016-06-08 Richard Biener <rguenther@suse.de>
18998 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
18999 on strided SLP loads and fall back to scalar loads in case
19000 we can't chunk them.
19002 2016-06-08 Richard Biener <rguenther@suse.de>
19004 PR tree-optimization/71452
19005 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
19006 type used for the SSA rewrite has enough precision to cover
19007 the dynamic type of the location.
19009 2016-06-08 Jakub Jelinek <jakub@redhat.com>
19010 Richard Biener <rguenther@suse.de>
19013 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
19014 the same as DECL_P (base0) for indirect_base0. Use equality_code
19015 in one further place.
19017 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
19019 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
19020 to one word if the field is known to overlap other words.
19021 (extract_bit_field_1): Likewise.
19022 (store_split_bit_field): Remove compensating code.
19023 (extract_split_bit_field): Likewise.
19025 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
19029 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
19031 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19033 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
19035 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
19036 (arch64_addpv4sf): Delete.
19037 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
19038 "gen_aarch64_addpv4sf".
19039 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
19041 (vpadds_f32): Likewise.
19042 (vpaddq_f32): Likewise.
19043 (vpaddq_f64): Likewise.
19045 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19047 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
19049 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
19050 to VALLF. Rename to "fabd<mode>3".
19051 "*fabd_scalar<mode>3): Delete.
19052 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
19054 (vabdd_f64): Likewise.
19055 (vabd_f32): Likewise.
19056 (vabd_f64): Likewise.
19057 (vabdq_f32): Likewise.
19058 (vabdq_f64): Likewise.
19060 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19062 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
19064 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
19065 "aarch64_rsqrts<mode>".
19066 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
19067 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
19069 (vrsqrtsd_f64): Likewise.
19070 (vrsqrts_f32): Likewise.
19071 (vrsqrts_f64): Likewise.
19072 (vrsqrtsq_f32): Likewise.
19073 (vrsqrtsq_f64): Likewise.
19075 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19077 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
19079 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
19080 "aarch64_rsqrte<mode>".
19081 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
19082 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
19084 (vrsqrted_f64): Likewise.
19085 (vrsqrte_f32): Likewise.
19086 (vrsqrte_f64): Likewise.
19087 (vrsqrteq_f32): Likewise.
19088 (vrsqrteq_f64): Likewise.
19090 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19092 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
19094 (fcvtzs): Likewise.
19095 (fcvtzu): Likewise.
19096 * config/aarch64/aarch64-simd.md
19097 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
19098 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
19099 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
19101 (vcvt_n_f32_u32): Likewise.
19102 (vcvt_n_s32_f32): Likewise.
19103 (vcvt_n_u32_f32): Likewise.
19104 (vcvtq_n_f32_s32): Likewise.
19105 (vcvtq_n_f32_u32): Likewise.
19106 (vcvtq_n_f64_s64): Likewise.
19107 (vcvtq_n_f64_u64): Likewise.
19108 (vcvtq_n_s32_f32): Likewise.
19109 (vcvtq_n_s64_f64): Likewise.
19110 (vcvtq_n_u32_f32): Likewise.
19111 (vcvtq_n_u64_f64): Likewise.
19112 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
19113 (VSDQ_SDI): Likewise.
19114 (fcvt_target): Support V4DI, V4SI and V2SI.
19115 (FCVT_TARGET): Likewise.
19117 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19119 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19120 (TYPES_BINOP_SUS): Likewise.
19121 (aarch64_simd_builtin_data): Update include file name.
19122 (aarch64_builtins): Likewise.
19123 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19124 for conversion between scalar float-point and fixed-point.
19126 (fcvtzs): Likewise.
19127 (fcvtzu): Likewise.
19128 * config/aarch64/aarch64.md
19129 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19130 pattern for conversion between scalar float to fixed-pointer.
19131 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19132 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19133 (UNSPEC_FCVTZU): Likewise.
19134 (UNSPEC_SCVTF): Likewise.
19135 (UNSPEC_UCVTF): Likewise.
19136 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19138 (vcvtd_n_f64_u64): Likewise.
19139 (vcvtd_n_s64_f64): Likewise.
19140 (vcvtd_n_u64_f64): Likewise.
19141 (vcvtd_n_f32_s32): Likewise.
19142 (vcvts_n_f32_u32): Likewise.
19143 (vcvtd_n_s32_f32): Likewise.
19144 (vcvts_n_u32_f32): Likewise.
19145 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19147 (FCVT_TARGET): Likewise.
19148 (FCVT_FIXED2F): New iterator.
19149 (FCVT_F2FIXED): Likewise.
19150 (fcvt_fixed_insn): New define_int_attr.
19152 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19154 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19155 some statements was removed.
19157 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19159 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19160 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19161 (vect_can_advance_ivs_p): likewise.
19162 (vect_update_ivs_after_vectorizer): likewise.
19163 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19164 (vect_analyze_scalar_cycles_1): likewise.
19165 (vect_analyze_loop_operations): likewise.
19166 (report_vect_op): likewise.
19167 (vect_is_slp_reduction): likewise.
19168 (vect_is_simple_reduction): likewise.
19169 (get_initial_def_for_induction): likewise.
19170 (vect_transform_loop): likewise.
19171 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19172 (vect_recog_sad_pattern): likewise.
19173 (vect_recog_widen_sum_pattern): likewise.
19174 (vect_recog_widening_pattern): likewise.
19175 (vect_recog_divmod_pattern): likewise.
19176 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19177 (vect_analyze_slp_instance): likewise.
19178 (vect_transform_slp_perm_load): likewise.
19179 (vect_schedule_slp_instance): likewise.
19181 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19183 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19184 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19185 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19186 (PRED_LOOP_BRANCH): Document predictor as broken.
19187 (PRED_LOOP_EXIT): Change hitrate 91->92.
19188 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19189 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19190 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19191 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19192 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19193 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19194 (PRED_CALL): Chane hitrate 71->67.
19195 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19196 (PRED_GOTO): Document as unused right now.
19197 (PRED_CONST_RETURN): Change hitrate 67->69
19198 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19199 (PRED_NULL_RETURN): Change hitrate 91->90.
19200 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19201 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19202 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19204 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
19206 * config/rs6000/altivec.h: Add __builtin_vec_mul.
19207 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
19208 special case Altivec builtin.
19209 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19210 VSX_BUILTIN_VEC_MUL (replaced with special case code).
19211 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19212 code for ALTIVEC_BUILTIN_VEC_MUL.
19213 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19214 for __builtin_vec_mul.
19216 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
19218 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
19221 2016-06-07 David Malcolm <dmalcolm@redhat.com>
19223 * spellcheck.c (selftest::test_find_closest_string): New function.
19224 (spellcheck_c_tests): Call the above.
19226 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19228 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
19230 2016-06-07 Jakub Jelinek <jakub@redhat.com>
19232 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
19233 Yv=Yv,C alternatives.
19235 2016-06-07 Richard Biener <rguenther@suse.de>
19238 * common.opt (ffast-math): Make Optimization.
19240 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
19241 Prachi Godbole <prachi.godbole@imgtec.com>
19243 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
19244 `fabs' and `fneg' type attributes.
19245 (p5600_fpu_fabs): Add `fmove' to the comment.
19247 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19249 * gimple.c: Include builtins.h
19250 (gimple_inexpensive_call_p): New function.
19251 * gimple.h (gimple_inexpensive_call_p): Declare.
19252 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
19253 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
19256 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
19258 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
19259 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
19260 warning_at_rich_loc, warning_n, pedwarn, permerror,
19261 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
19262 sorry, fatal_error, internal_error, internal_error_no_backtrace):
19265 2016-06-07 Richard Biener <rguenther@suse.de>
19267 PR tree-optimization/71428
19268 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
19269 BIT_FIELD_REF op vs. load.
19271 2016-06-07 Richard Biener <rguenther@suse.de>
19273 PR middle-end/71423
19274 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
19277 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19279 * config/pa/pa.md (call): Generate indirect long calls to non-local
19280 functions on TARGET_64BIT.
19281 (call_value): Likewise.
19283 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19285 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
19286 pattern and subsequent splitters.
19287 (call_val_reg_64bit_post_reload): Likewise.
19289 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19291 PR middle-end/71408
19292 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
19293 propagate_op_to_single_use.
19295 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19297 PR middle-end/71281
19298 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
19300 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
19302 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
19303 (enum x86_dirflag_state): New enum.
19304 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
19305 (machine_function): Remove needs_cld.
19306 (ix86_current_function_needs_cld): Remove.
19307 * config/i386/i386.c (ix86_set_func_type): Set
19308 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
19309 (ix86_expand_prologue): Do not emit CLD here.
19310 (ix86_dirflag_mode_needed): New function.
19311 (ix86_dirflag_mode_entry): Ditto.
19312 (ix86_mode_needed): Handle X86_DIRFLAG entity.
19313 (ix86_mode_after): Ditto.
19314 (ix86_mode_entry): Ditto.
19315 (ix86_mode_exit): Ditto.
19316 (ix86_emit_mode_set): Ditto.
19317 * config/i386/i386.md (strmov_singleop): Set
19318 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
19319 Do not set ix86_current_function_needs_cld.
19321 (strset_singleop): Ditto.
19323 (cmpstrnqi_nz_1): Ditto.
19324 (cmpstrnqi_1): Ditto.
19325 (strlenqi_1): Ditto.
19327 2016-06-06 Jakub Jelinek <jakub@redhat.com>
19329 PR tree-optimization/71259
19330 * tree-vect-slp.c (vect_get_constant_vectors): For
19331 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
19332 one for constant op, and use COND_EXPR for non-constant.
19334 2016-06-06 David Malcolm <dmalcolm@redhat.com>
19336 * Makefile.in (OBJS): Add function-tests.o,
19337 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
19338 selftest-run-tests.o.
19339 (OBJS-libcommon): Add selftest.o.
19340 (OBJS-libcommon-target): Add selftest.o.
19341 (all.internal): Add "selftest".
19342 (all.cross): Likewise.
19343 (selftest): New phony target.
19344 (s-selftest): New target.
19345 (selftest-gdb): New phony target.
19346 (COLLECT2_OBJS): Add selftest.o.
19347 * bitmap.c: Include "selftest.h".
19348 (selftest::test_gc_alloc): New function.
19349 (selftest::test_set_range): New function.
19350 (selftest::test_clear_bit_in_middle): New function.
19351 (selftest::test_copying): New function.
19352 (selftest::test_bitmap_single_bit_set_p): New function.
19353 (selftest::bitmap_c_tests): New function.
19354 * common.opt (fself-test): New.
19355 * diagnostic-show-locus.c: Include "selftest.h".
19356 (make_range): New function.
19357 (test_range_contains_point_for_single_point): New function.
19358 (test_range_contains_point_for_single_line): New function.
19359 (test_range_contains_point_for_multiple_lines): New function.
19360 (assert_eq): New function.
19361 (test_get_line_width_without_trailing_whitespace): New function.
19362 (selftest::diagnostic_show_locus_c_tests): New function.
19363 * et-forest.c: Include "selftest.h".
19364 (selftest::test_single_node): New function.
19365 (selftest::test_simple_tree): New function.
19366 (selftest::test_disconnected_nodes): New function.
19367 (selftest::et_forest_c_tests): New function.
19368 * fold-const.c: Include "selftest.h".
19369 (selftest::assert_binop_folds_to_const): New function.
19370 (selftest::assert_binop_folds_to_nonlvalue): New function.
19371 (selftest::test_arithmetic_folding): New function.
19372 (selftest::fold_const_c_tests): New function.
19373 * function-tests.c: New file.
19374 * gimple.c: Include "selftest.h".
19375 Include "gimple-pretty-print.h".
19376 (selftest::verify_gimple_pp): New function.
19377 (selftest::test_assign_single): New function.
19378 (selftest::test_assign_binop): New function.
19379 (selftest::test_nop_stmt): New function.
19380 (selftest::test_return_stmt): New function.
19381 (selftest::test_return_without_value): New function.
19382 (selftest::gimple_c_tests): New function.
19383 * hash-map-tests.c: New file.
19384 * hash-set-tests.c: New file.
19385 * input.c: Include "selftest.h".
19386 (selftest::assert_loceq): New function.
19387 (selftest::test_accessing_ordinary_linemaps): New function.
19388 (selftest::test_unknown_location): New function.
19389 (selftest::test_builtins): New function.
19390 (selftest::test_reading_source_line): New function.
19391 (selftest::input_c_tests): New function.
19392 * rtl-tests.c: New file.
19393 * selftest-run-tests.c: New file.
19394 * selftest.c: New file.
19395 * selftest.h: New file.
19396 * spellcheck.c: Include "selftest.h".
19397 (selftest::levenshtein_distance_unit_test_oneway): New function,
19398 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
19399 (selftest::levenshtein_distance_unit_test): Likewise.
19400 (selftest::spellcheck_c_tests): Likewise.
19401 * toplev.c: Include selftest.h.
19402 (toplev::run_self_tests): New.
19403 (toplev::main): Handle -fself-test.
19404 * toplev.h (toplev::run_self_tests): New.
19405 * tree.c: Include "selftest.h".
19406 (selftest::test_integer_constants): New function.
19407 (selftest::test_identifiers): New function.
19408 (selftest::test_labels): New function.
19409 (selftest::tree_c_tests): New function.
19410 * tree-cfg.c: Include "selftest.h".
19411 (selftest::push_fndecl): New function.
19412 (selftest::test_linear_chain): New function.
19413 (selftest::test_diamond): New function.
19414 (selftest::test_fully_connected): New function.
19415 (selftest::tree_cfg_c_tests): New function.
19416 * vec.c: Include "selftest.h".
19417 (selftest::safe_push_range): New function.
19418 (selftest::test_quick_push): New function.
19419 (selftest::test_safe_push): New function.
19420 (selftest::test_truncate): New function.
19421 (selftest::test_safe_grow_cleared): New function.
19422 (selftest::test_pop): New function.
19423 (selftest::test_safe_insert): New function.
19424 (selftest::test_ordered_remove): New function.
19425 (selftest::test_unordered_remove): New function.
19426 (selftest::test_block_remove): New function.
19427 (selftest::reverse_cmp): New function.
19428 (selftest::test_qsort): New function.
19429 (selftest::vec_c_tests): New function.c.
19430 * wide-int.cc: Include selftest.h and wide-int-print.h.
19431 (selftest::from_int <wide_int>): New function.
19432 (selftest::from_int <offset_int>): New function.
19433 (selftest::from_int <widest_int>): New function.
19434 (selftest::assert_deceq): New function.
19435 (selftest::assert_hexeq): New function.
19436 (selftest::test_printing <VALUE_TYPE>): New function template.
19437 (selftest::test_ops <VALUE_TYPE>): New function template.
19438 (selftest::test_comparisons <VALUE_TYPE>): New function template.
19439 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
19441 (selftest::wide_int_cc_tests): New function.
19443 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19445 PR middle-end/37780
19446 * ifcvt.c (noce_try_ifelse_collapse): New function.
19448 (noce_process_if_block): Call noce_try_ifelse_collapse.
19449 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
19450 (simplify_ternary_operation): Use the above to simplify
19451 conditional CLZ/CTZ expressions.
19453 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19455 PR middle-end/37780
19456 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
19457 define_insn_and_split.
19459 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19461 PR middle-end/37780
19462 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
19464 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
19467 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
19468 Implicitly clobber memory for basic asm with non-empty assembler
19469 string. Use targetm.md_asm_adjust also here.
19470 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
19471 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
19472 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
19473 non-empty assembler string.
19474 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
19475 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
19476 (decode_asm_operands): Handle basic asm in PARALLEL block.
19477 (extract_insn): Handle basic asm in PARALLEL block.
19478 * doc/extend.texi: Mention new behavior of basic asm.
19479 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
19480 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
19481 branch_needs_nop_p): Use asm_noperands.
19483 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
19485 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
19486 Include the M7 SPARC DFA scheduler.
19487 New attribute v3pipe.
19488 Annotate insns with v3pipe where appropriate.
19489 Define cpu_feature vis4.
19490 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
19491 Add (V8QI "8") to vbits.
19492 Add insns {add,sub}v8qi3
19493 Add insns ss{add,sub}v8qi3
19494 Add insns us{add,sub}{v8qi,v4hi}3
19495 Add insns {min,max}{v8qi,v4hi,v2si}3
19496 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
19497 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
19498 * config/sparc/niagara4.md: Add a comment explaining the
19499 discrepancy between the documented latenty numbers and the
19501 * config/sparc/niagara7.md: New file.
19502 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
19503 supports SPARC5 and VIS 4.0 instructions.
19504 * configure: Regenerate.
19505 * config.in: Likewise.
19506 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
19507 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
19508 TARGET_CPU_niagara7.
19509 (ASM_CPU64_DEFAULT_SPEC): Likewise.
19510 (CPP_CPU_SPEC): Handle niagara7.
19511 (ASM_CPU_SPEC): Likewise.
19512 * config/sparc/sparc-opts.h (processor_type): Add
19513 PROCESSOR_NIAGARA7.
19514 (mvis4): New option.
19515 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
19516 (AS_NIAGARA7_FLAG): Define.
19517 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
19518 (CPP_CPU64_DEFAULT_SPEC): Likewise.
19519 (CPP_CPU_SPEC): Handle niagara7.
19520 (ASM_CPU_SPEC): Likewise.
19521 * config/sparc/sparc.c (niagara7_costs): Define.
19522 (sparc_option_override): Handle niagara7 and adjust cache-related
19523 parameters with better values for niagara cpus. Also support VIS4.
19524 (sparc32_initialize_trampoline): Likewise.
19525 (sparc_use_sched_lookahead): Likewise.
19526 (sparc_issue_rate): Likewise.
19527 (sparc_register_move_cost): Likewise.
19528 (dump_target_flag_bits): Support VIS4.
19529 (sparc_vis_init_builtins): Likewise.
19530 (sparc_builtins): Likewise.
19531 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
19533 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
19535 * config/sparc/sparc.opt (sparc_processor_type): New value
19537 * config/sparc/visintrin.h (__attribute__): Prototypes for the
19539 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
19541 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
19544 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
19546 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
19548 2016-06-06 Richard Biener <rguenther@suse.de>
19550 PR tree-optimization/71398
19551 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
19554 2016-06-05 James Bowman <james.bowman@ftdichip.com>
19556 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
19557 ft32_expand_prolog, ft32_expand_epilogue):
19558 Handle pretend_args.
19559 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
19560 * config/ft32/ft32.md: Add pretend_returner.
19562 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
19565 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19566 Copy op1 RTX to avoid invalid sharing.
19567 (ix86_expand_vector_move_misalign): Ditto.
19569 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
19571 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
19574 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19576 * predict.c (predicted_by_loop_heuristics_p): New function.
19577 (predict_iv_comparison): Use it.
19578 (predict_loops): Walk from innermost loops; do not predict edges
19579 leaving multiple loops multiple times; implement
19580 PRED_LOOP_ITERATIONS_MAX heuristics.
19581 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
19583 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19585 * cfg.c (check_bb_profile): Do not report mismatched profiles when
19586 only edges out of BB are EH edges.
19588 2016-06-04 Martin Sebor <msebor@redhat.com>
19589 Marcin Baczyński <marbacz@gmail.com>
19592 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
19593 a void expression in a void function.
19595 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19597 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
19598 aux; dump reasons of decisions.
19599 (should_duplicate_loop_header_p): Likewise.
19600 (do_while_loop_p): Likewise.
19601 (ch_base::copy_headers): Dump asi num insns duplicated.
19603 2016-06-04 Jakub Jelinek <jakub@redhat.com>
19605 PR tree-optimization/71405
19606 * tree-ssa.c (execute_update_addresses_taken): For clobber with
19607 incompatible type, build a new clobber with the right type instead
19608 of building a VIEW_CONVERT_EXPR around it.
19610 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19612 PR tree-optimization/52171
19613 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
19614 by_pieces_ninsns instead of move_by_pieces_ninsns.
19616 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19618 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
19619 for reg+reg addressing mode.
19621 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19623 * rs6000-c.c (c/c-tree.h): Add #include.
19624 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
19625 in C++ when found in the base position of vec_ld or vec_st.
19627 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19629 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
19630 use of profile unless profile status is PROFILE_READ.
19631 * profile.c (compute_branch_probabilities): Set profile status
19632 only after reporting predictor hitrates.
19634 2016-06-03 Joseph Myers <joseph@codesourcery.com>
19638 * common.opt (ffp-int-builtin-inexact): New option.
19639 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
19640 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
19641 (ceil@var{m}2): Document dependence on this option.
19642 * ipa-inline-transform.c (inline_call): Handle
19643 flag_fp_int_builtin_inexact.
19644 * ipa-inline.c (can_inline_edge_p): Likewise.
19645 * config/i386/i386.md (rintxf2): Do not test
19646 flag_unsafe_math_optimizations.
19647 (rint<mode>2_frndint): New define_insn.
19648 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
19649 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
19650 for 387 instead of extending and truncating.
19651 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
19652 !flag_trapping_math instead of flag_unsafe_math_optimizations.
19653 Change to frndint<mode>2_<rounding>.
19654 (frndintxf2_<rounding>_i387): Likewise. Change to
19655 frndint<mode>2_<rounding>_i387.
19656 (<rounding_insn>xf2): Likewise.
19657 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
19658 !flag_trapping_math instead of flag_unsafe_math_optimizations for
19659 x87. Test TARGET_ROUND || !flag_trapping_math ||
19660 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
19661 SSE. Use ROUND_NO_EXC in constant operand of
19662 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
19663 for 387 instead of extending and truncating.
19665 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
19666 Julia Koval <julia.koval@intel.com>
19678 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
19679 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
19680 all registers, except for function return registers if there are
19681 no caller-saved registers.
19682 (ix86_set_func_type): New function.
19683 (ix86_set_current_function): Call ix86_set_func_type to set
19684 no_caller_saved_registers and func_type. Call reinit_regs if
19685 caller-saved registers are changed. Don't allow MPX, SSE, MMX
19686 nor x87 instructions in interrupt handler nor function with
19687 no_caller_saved_registers attribute.
19688 (ix86_function_ok_for_sibcall): Return false if there are no
19689 caller-saved registers.
19690 (type_natural_mode): Don't warn ABI change for MMX in interrupt
19692 (ix86_function_arg_advance): Skip for callee in interrupt handler.
19693 (ix86_function_arg): Return special arguments in interrupt handler.
19694 (ix86_promote_function_mode): Promote pointer to word_mode only
19695 for normal functions.
19696 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
19698 (ix86_epilogue_uses): New function.
19699 (ix86_hard_regno_scratch_ok): Likewise.
19700 (ix86_save_reg): Preserve all registers in interrupt handler
19701 after reload. Preserve all registers, except for function return
19702 registers, if there are no caller-saved registers after reload.
19703 (find_drap_reg): Always use callee-saved register if there are
19704 no caller-saved registers.
19705 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
19706 for interrupt handler.
19707 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
19708 Emit cld instruction if stringops are used in interrupt handler
19709 or interrupt handler isn't a leaf function.
19710 (ix86_expand_epilogue): Generate interrupt return for interrupt
19711 handler and pop the 'ERROR_CODE' off the stack before interrupt
19712 return in exception handler.
19713 (ix86_expand_call): Disallow calling interrupt handler directly.
19714 If there are no caller-saved registers, mark all registers that
19715 are clobbered by the call which returns as clobbered.
19716 (ix86_handle_no_caller_saved_registers_attribute): New function.
19717 (ix86_handle_interrupt_attribute): Likewise.
19718 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
19720 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
19721 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
19722 accumulation in interrupt function if stack may be realigned to
19724 (EPILOGUE_USES): New.
19725 (function_type): New enum.
19726 (machine_function): Add func_type and no_caller_saved_registers.
19727 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
19728 (interrupt_return): New pattern.
19729 * doc/extend.texi: Document x86 interrupt and
19730 no_caller_saved_registers attributes.
19732 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
19734 PR tree-optimization/52171
19735 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
19736 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
19737 Look for constant strings. Move some code to emit_block_cmp_hints
19739 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
19740 * defaults.h (COMPARE_MAX_PIECES): New macro.
19741 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
19742 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
19743 (clear_by_pieces_1): Don't declare. Move definition before use.
19744 (can_do_by_pieces): New static function.
19745 (can_move_by_pieces): Use it. Return bool.
19746 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
19747 OP. All callers changed. Handle COMPARE_BY_PIECES.
19748 (class pieces_addr); New.
19749 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
19750 pieces_addr::adjust, pieces_addr::increment_address,
19751 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
19753 (class op_by_pieces_d): New.
19754 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
19756 (class move_by_pieces_d, class compare_by_pieces_d,
19757 class store_by_pieces_d): New subclasses of op_by_pieces_d.
19758 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
19759 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
19760 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
19761 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
19762 compare_by_pieces_d::finish_mode): New member functions.
19763 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
19765 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
19766 (emit_block_cmp_hints): New function.
19767 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
19768 use the newly defined classes.
19769 * expr.h (by_pieces_constfn): New typedef.
19770 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
19771 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
19772 (move_by_pieces_ninsns): Don't declare.
19773 (can_move_by_pieces): Change return value to bool.
19774 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
19775 (compare_by_pieces_branch_ratio): New hook.
19776 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
19777 (by_pieces_ninsns): Declare.
19778 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
19780 (default_compare_by_pieces_branch_ratio): New function.
19781 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
19782 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
19783 * doc/tm.texi: Regenerate.
19784 * tree-ssa-strlen.c: Include "builtins.h".
19785 (handle_builtin_memcmp): New static function.
19786 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
19787 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
19789 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19791 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
19792 relevant stmts which are simple and invariant.
19793 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
19794 instead of simple and invariant
19796 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19798 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
19799 (vectorizable_reduction): Check for new relevant state.
19800 (vectorizable_live_operation): vectorize live stmts using
19801 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
19802 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
19803 (vect_stmt_relevant_p): Check for stmts which are only used live.
19804 (process_use): Use of a stmt does not inherit it's live value.
19805 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
19806 (vect_analyze_stmt): Check for new relevant state.
19807 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
19808 outside the loop, but not inside it.
19810 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19812 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
19813 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
19814 (vect_get_vec_def_for_operand): Split out code.
19816 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
19818 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
19820 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19822 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
19824 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19826 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
19828 2016-06-03 Jakub Jelinek <jakub@redhat.com>
19830 PR middle-end/71387
19831 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
19832 to noreturn e->callee->decl that has void return type and void
19833 arguments, adjust gimple_call_fntype and remove lhs even if it had
19834 previously addressable type.
19836 2016-06-02 Jeff Law <law@redhat.com>
19838 PR tree-optimization/71328
19839 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
19840 error when checking for a jump back onto the copied path.
19842 2016-06-02 David Malcolm <dmalcolm@redhat.com>
19844 * config/microblaze/microblaze.c (get_branch_target): Add return
19845 NULL_RTX for the non-CALL_P case.
19846 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
19847 (insert_wic): Remove unused local "j".
19849 2016-06-02 Martin Liska <mliska@suse.cz>
19851 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
19853 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
19854 Julia Koval <julia.koval@intel.com>
19856 * function.c (assign_parm_setup_stack): Force source into a
19857 register if needed.
19858 * target.def (function_incoming_arg): Update documentation to
19859 allow arbitrary address computation based on hard register.
19860 * doc/tm.texi: Regenerated.
19862 2016-06-02 Martin Liska <mliska@suse.cz>
19864 * predict.c (combine_predictions_for_bb): Fix first match in
19865 cases where a first predictor contains more than one occurence
19866 in list of predictors. Take the best value in such case.
19868 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19870 PR rtl-optimization/71295
19871 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
19872 offset would go over the size of the inner mode reject it.
19874 2016-06-02 Jakub Jelinek <jakub@redhat.com>
19876 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
19877 x=x,x and v=v,m instead of x=x,m.
19879 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
19880 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
19881 alternative to v=rm,C.
19883 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
19884 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
19885 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
19886 instead of vex for the last two above mentioned alternatives.
19888 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19891 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
19893 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
19895 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
19897 2016-06-01 David Malcolm <dmalcolm@redhat.com>
19899 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
19900 from int to unsigned.
19902 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19904 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
19905 alternatives, eliminating preferred register class. Add support
19906 for the MTVSRDD instruction in ISA 3.0.
19907 (vsx_splat_v4si_internal): Use splat_input_operand instead of
19908 reg_or_indexed_operand.
19909 (vsx_splat_v4sf_internal): Likewise.
19911 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19914 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
19915 for loading up all 0's or all 1's.
19917 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
19919 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
19921 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
19923 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
19925 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
19926 * gcc.c (set_source_date_epoch_envvar): New function, sets
19927 the SOURCE_DATE_EPOCH environment variable to the current time.
19929 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19931 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
19932 the factor for live Phi nodes.
19934 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
19936 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
19937 * tree-parloops.c (parallelize_loops): likewise.
19938 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
19939 tree_unswitch_outer_loop): likewise.
19941 2016-06-01 Jakub Jelinek <jakub@redhat.com>
19943 PR middle-end/71371
19944 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
19945 around creation of the temporary.
19947 2016-06-01 Richard Biener <rguenther@suse.de>
19949 PR tree-optimization/71366
19950 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
19951 (unloop_loops): Move removing edges here ...
19952 (try_unroll_loop_completely): ... from here.
19953 (try_peel_loop): ... and here.
19954 (tree_unroll_loops_completely_1): Track parent loops via
19955 bitmap of header BBs.
19956 (tree_unroll_loops_completely): Adjust for that.
19958 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
19960 * config/rs6000/altivec.h (vec_slv): New macro.
19961 (vec_srv): New macro.
19962 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
19963 (UNSPEC_VSRV): New value.
19966 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
19967 (vsrv): New builtin definition.
19968 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
19969 define argument types for new builtin.
19970 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
19972 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
19975 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
19976 Jocelyn Mayer <l_indien@magic.fr>
19979 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
19980 detect processor family for signature_CENTAUR_ebx.
19981 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
19982 signature_CENTAUR_ebx.
19983 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
19984 <default>: Pass x86-64 for has_longmode.
19986 2016-06-01 Nathan Sidwell <nathan@acm.org>
19988 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
19991 2016-06-01 Richard Biener <rguenther@suse.de>
19993 PR tree-optimization/71261
19994 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
19995 of stmts successfully put in the bool pattern. Remove
19996 single-use restriction.
19997 (adjust_bool_pattern_cast): Add cast at the use site via the
19998 pattern def sequence.
19999 (adjust_bool_pattern): Remove recursion, maintain a hash-map
20000 of patterned defs. Use the pattern def seqence instead of
20001 multiple independent patterns.
20002 (sort_after_uid): New qsort compare function.
20003 (adjust_bool_stmts): New function to process stmts in the bool
20004 pattern in IL order.
20005 (vect_recog_bool_pattern): Adjust.
20006 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
20007 (ifcvt_walk_pattern_tree): Likewise.
20008 (stmt_is_root_of_bool_pattern): Likewise.
20009 (ifcvt_repair_bool_pattern): Likewise.
20010 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
20012 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20014 * loop-unroll.c (decide_unroll_constant_iterations,
20015 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
20016 likely upper bounds.
20017 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
20019 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
20021 * tree-core.h (enum omp_clause_code): Remove
20022 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
20024 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20026 * config/arm/sync.md (arm_store_exclusive<mode>):
20027 Use 'H' output modifier on operands[2] rather than creating a new
20028 entry in out-of-bounds memory of the operands array.
20029 (arm_store_release_exclusivedi): Likewise.
20031 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20033 * config/arm/arm.c (arm_fusion_enabled_p): New function.
20034 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
20035 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
20036 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20038 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20040 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
20041 into account live statements for mask producers.
20043 2016-06-01 Richard Biener <rguenther@suse.de>
20045 PR tree-optimization/71311
20046 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
20047 restrict to non-INTEGER_CST @0.
20049 2016-06-01 Richard Biener <rguenther@suse.de>
20051 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
20052 (relational patterns): Use :c to avoid pattern duplications.
20054 2016-06-01 Richard Biener <rguenther@suse.de>
20056 * genmatch.c (comparison_code_p): New predicate.
20057 (swap_tree_comparison): New function.
20058 (commutate): Add for_vec parameter to append new for entries.
20059 Support commutating relational operators by swapping it alongside
20061 (lower_commutative): Adjust.
20062 (dt_simplify::gen): Do not pass artificial operators to gen
20064 (decision_tree::gen): Do not add artificial operators as parameters.
20065 (parser::parse_expr): Verify operator commutativity when :c is
20066 applied. Allow :C to override this.
20067 * match.pd: Adjust patterns to use :C instead of :c where required.
20069 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
20071 PR tree-optimization/71077
20072 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
20073 the combining step, use boolean_false_node and boolean_true_node
20074 as the designated false/true return values.
20076 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20078 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
20079 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
20080 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
20083 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20085 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
20086 of flags impliying the register renaming.
20087 * toplev.c (process_options): Do not imply flag_rename_registers with
20090 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20092 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
20093 default implementation.
20095 2016-05-31 Nathan Sidwell <nathan@acm.org>
20097 * dwarf2out.c (cur_line_info_table): Add GTY marker.
20099 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20101 * config/sh/constraints.md (b): Remove constraint.
20102 * config/sh/predicates.md (arith_reg_operand): Remove
20104 * config/sh/sh-modes.def (PDI): Remove.
20105 * config/sh/sh.c (sh_target_reg_class,
20106 sh_optimize_target_register_callee_saved): Remove functions.
20107 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
20108 (sh_expand_epilogue): Update comment.
20109 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
20110 sh_secondary_reload): Remove TARGET_REGS related code.
20111 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
20112 TARGET_REGISTER_P): Remove macros.
20113 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
20114 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20115 TR1_REG, TR2_REG): Remove constants.
20116 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20118 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20120 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20121 define_expand patterns.
20122 (adddi3_compact): Rename to adddi3.
20123 (subdi3_compact): Rename to subdi3.
20124 (*negdi2): Rename to negdi2.
20125 (*abs<mode>2): Rename to abs<mode>2.
20127 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20129 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20130 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20131 (atomic_sub_fetchsi): ... this new pattern.
20132 (mvtc): Add CC_REG clobber.
20134 2016-05-31 Marek Polacek <polacek@redhat.com>
20136 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20138 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20140 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20141 aarch64_fusion_enabled_p to check for fusion capabilities.
20143 2016-05-31 Richard Biener <rguenther@suse.de>
20145 PR tree-optimization/71352
20146 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20147 minus one and a negate.
20149 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20151 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20152 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20154 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20155 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20156 Remove use of aarch64_simd_attr_length_move, set length attribute
20158 (*aarch64_be_movoi): Likewise.
20159 (*aarch64_be_movci): Likewise.
20160 (*aarch64_be_movxi): Likewise.
20162 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20164 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20165 It no longer does that.
20166 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20168 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20170 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20171 attribute __unused__.
20173 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20175 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20176 * config/arm/arm.c (arm_arch_thumb1): Define.
20177 (arm_option_override): Initialize arm_arch_thumb1.
20178 * config/arm/arm.h (arm_arch_thumb1): Declare.
20179 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20180 support Thumb-1 ISA.
20182 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20185 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20186 `Yv' for scalar operand.
20188 2016-05-31 Tom de Vries <tom@codesourcery.com>
20190 PR tree-optimization/69068
20191 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20192 phis with more than two args.
20194 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20196 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20197 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20200 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20202 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20204 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20206 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
20207 cpu_32, cpu_64, tune_32 and tune_64.
20208 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
20210 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
20212 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
20214 2016-05-30 Andi Kleen <ak@linux.intel.com>
20216 * auto-profile.c (read_profile): Replace asserts with errors
20217 when file does not exist.
20218 * gcov-io.c (gcov_read_words): Dito.
20220 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20222 * tree-cfg.c (print_loop): Print likely upper bounds.
20224 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20226 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
20227 * opts.c (default_options): Enable peel loops at -O3.
20228 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
20229 (try_peel_loop): Do not re-peel already peeled loops;
20230 use likely upper bounds; fix profile updating.
20231 (pass_complete_unroll::execute): Initialize peeled_loops.
20233 2016-05-30 Martin Liska <mliska@suse.cz>
20235 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
20236 computed costs by frequency of BB they belong to.
20237 (get_scaled_computation_cost_at): New function.
20239 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
20240 Marc Glisse <marc.glisse@inria.fr>
20242 PR tree-optimization/71289
20243 * match.pd (-1 / B < A, A > -1 / B): New transformations.
20245 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20247 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
20249 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20251 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
20252 for peeled copies; avoid underflow when updating estimates; correctly
20253 scale loop profile.
20255 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20257 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
20258 r236875. Corrected oe3 to oe2 as obvious.
20260 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20262 PR middle-end/71269
20263 PR middle-end/71252
20264 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
20265 that inserted stmt will not dominate stmts that defines its operand.
20266 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
20267 (rewrite_expr_tree_parallel): Likewise.
20269 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20271 PR middle-end/71252
20272 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
20273 all fields including stmt_to_insert are swapped.
20275 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20277 * predict.h (force_edge_cold): Declare.
20278 * predict.c (force_edge_cold): New function.
20279 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
20281 (canonicalize_loop_induction_variables): Fix formating.
20283 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
20285 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
20286 (visium_expand_copysign): Use gen_int_mode directly.
20287 (visium_compute_frame_size): Minor tweaks.
20289 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20291 * tree-vect-loop.c (vect_analyze_loop_2): Use
20292 likely_max_stmt_executions_int.
20294 2016-05-30 Tom de Vries <tom@codesourcery.com>
20296 PR tree-optimization/69067
20297 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
20299 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
20302 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
20303 New peepholes to remove unneeded fild/fistp pairs.
20304 (define_peephole2 atomic_loaddi_fpu): Ditto.
20306 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20308 * predict.c (maybe_hot_frequency_p): Avoid division.
20310 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
20312 * doc/install.texi: Use https for shop.fsf.org.
20314 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20316 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
20317 likely_max_stmt_executions_int.
20319 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20321 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
20322 likely_max_stmt_executions_int.
20324 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20326 * profile.c (compute_branch_probabilities): Do not report hitrates
20328 (branch_prob): Report hitrates here.
20329 * predict.c (gimple_predict_edge): Do not assert profile status;
20330 fix formatting issues.
20332 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20334 * predict.c (edge_predicted_by_p): New function.
20335 (predict_paths_for_bb): Do not put multiple predictions of the same type
20338 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20340 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
20343 2016-05-28 Alan Modra <amodra@gmail.com>
20345 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
20347 2016-05-28 Alan Modra <amodra@gmail.com>
20349 PR rtl-optimization/71275
20350 * ira.c (ira): Free dominance info.
20352 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
20354 * doc/sourcebuild.texi: New address for upstream Go repository.
20356 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
20358 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
20359 (TARGET_ARM_V7M): Likewise.
20361 2016-05-26 Jeff Law <law@redhat.com>
20363 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
20364 (thread_across_edge): Remove calls to find_jump_threads_backwards.
20365 * passes.def: Add jump threading passes before DOM/VRP.
20366 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
20367 argument to a basic block from an edge. Remove tests which are
20369 (pass_data_thread_jumps, class pass_thread_jumps): New.
20370 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
20371 (make_pass_thread_jumps): Likewise.
20372 * tree-pass.h (make_pass_thread_jumps): Declare.
20374 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
20376 * config/visium/visium-protos.h (split_double_move): Rename into...
20377 (visium_split_double_move): ...this.
20378 (visium_split_double_add): Declare.
20379 * config/visium/visium.c (split_double_move): Rename into...
20380 (visium_split_double_move): ...this.
20381 (visium_split_double_add): New function.
20382 (visium_expand_copysign): Renumber operands for consistency.
20383 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
20384 (DFmode move splitter): Likewise.
20385 (*addi3_insn): Split by means of visium_split_double_add.
20386 (*adddi3_insn_flags): Delete.
20387 (*plus_plus_sltu<subst_arith>): New insn.
20388 (*subdi3_insn): Split by means of visium_split_double_add.
20389 (subdi3_insn_flags): Delete.
20390 (*minus_minus_sltu<subst_arith>): New insn.
20391 (*negdi2_insn): Split by means of visium_split_double_add.
20392 (*negdi2_insn_flags): Delete.
20394 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
20396 * configure.ac: Treat a --with-headers option without argument
20397 the same as the default (i.e. consult sys-include directory).
20398 * configure: Regenerate.
20400 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20402 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
20403 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
20405 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
20406 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20408 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20411 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
20412 tree-stdarg analysis results.
20413 (aarch64_setup_incoming_varargs): Likewise.
20415 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20417 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
20418 va_list_gpr_counter_field and va_list_fpr_counter_field.
20420 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
20423 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
20424 * config/aarch64/aarch64.c
20425 (aarch64_cannot_change_mode_class): Remove function.
20426 * config/aarch64/aarch64-protos.h
20427 (aarch64_cannot_change_mode_class): Remove.
20429 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20431 * cfgloop.c (record_niter_bound): Record likely upper bounds.
20432 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
20433 get_likely_max_loop_iterations_int): New.
20434 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
20435 any_likely_upper_bound.
20436 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
20438 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
20439 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
20441 (unroll_loop_constant_iterations): Likewise.
20442 (unroll_loop_runtime_iterations): Likewise.
20443 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
20444 * lto-streamer-out.c (output_cfg): Likewise.
20445 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
20447 (canonicalize_loop_induction_variables): Dump likely upper bounds.
20448 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
20449 (likely_max_loop_iterations): New.
20450 (likely_max_loop_iterations_int): New.
20451 (likely_max_stmt_executions): New.
20452 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
20453 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
20454 likely_max_stmt_executions): Declare.
20456 2016-05-27 Marek Polacek <polacek@redhat.com>
20458 PR middle-end/71308
20459 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
20461 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20463 * config/s390/s390.md (2x risbg splitters): Use
20464 reg_overlap_mentioned_p instead of rtx_equal_p.
20466 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
20468 * combine.c (make_compound_operation): Take known zero bits into
20469 account when checking for possible zero_extend.
20471 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20473 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
20474 Use const_int_operand for operand 2 predicate. Simplify expand code
20477 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
20479 PR middle-end/71279
20480 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
20483 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20485 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
20486 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
20487 that returns CC_SESWPmode and CC_ZESWPmode.
20488 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
20490 (aarch64_rtx_costs): Likewise.
20492 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
20494 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
20495 for ISA 3.0 min/max support.
20496 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
20497 conditional move support.
20498 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
20499 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
20501 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
20502 conditional moves where the comparison type is different from move
20504 (fp_minmax): New code iterator for smin/smax.
20505 (minmax): New code attributes for min/max.
20506 (SMINMAX): Likewise.
20507 (smax<mode>3): Combine min, max insns into one insn using the
20508 fp_minmax code iterator. Add support for ISA 3.0 min/max
20509 instructions that don't need -ffast-math.
20510 (s<minmax><mode>3): Likewise.
20511 (smax<mode>3_vsx): Likewise.
20512 (smin<mode>3): Likewise.
20513 (s<minmax><mode>3_vsx): Likewise.
20514 (smin<mode>3_vsx): Likewise.
20515 (pre-VSX min/max splitters): Likewise.
20516 (s<minmax><mode>3_fpr): Likewise.
20517 (movsfcc): Rewrite floating point conditional moves to combine
20518 SFmode/DFmode into a single insn.
20519 (mov<mode>cc): Likewise.
20520 (movdfcc): Likewise.
20521 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
20522 SFDF2 iterators to handle all combinations.
20523 (fseldfsf4): Likewise.
20524 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
20525 (fseldfdf4): Likewise.
20526 (fselsfdf4): Likewise.
20527 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
20528 comparison instructions that set a 0/-1 mask, and use it for
20529 floating point conditional move via XXSEL.
20530 (fpmask<mode>): Likewise.
20531 (xxsel<mode>): Likewise.
20532 * config/rs6000/predicates.md (min_max_operator): Delete, no
20534 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
20535 instructions that generate a 0/-1 mask for use with XXSEL.
20536 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
20537 say whether floating point min/max is available, either through
20538 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
20539 (TARGET_MINMAX_DF): Likewise.
20541 2016-05-27 Alan Modra <amodra@gmail.com>
20543 PR rtl-optimization/71275
20544 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
20545 for update_equiv_regs and combine_and_move_insns.
20547 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
20549 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
20550 if_then_else or cond RTXes to calculate attribute value.
20551 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
20552 <attr "length_immediate>: Ditto.
20553 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
20554 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
20555 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
20556 <attr "type">: Ditto.
20557 <attr "prefix_data16">: Ditto.
20558 <attr "prefix_extra">: Ditto.
20559 <attr "length_immediate">: Ditto.
20560 <attr "prefix">: Ditto.
20561 (vec_set<mode>_0) <attr "isa">: Ditto.
20562 <attr "prefix_extra">: Ditto.
20563 <attr "length_immediate">: Ditto.
20564 <attr "prefix">: Ditto.
20565 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
20566 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
20567 (sse2_storelpd) <attr "prefix_data16">: Ditto.
20568 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
20569 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
20570 <attr "length_immediate">: Ditto.
20571 <attr "prefix">: Ditto.
20572 (sse2_movsd) <attr "length_immediate">: Ditto.
20573 <attr "prefix">: Ditto.
20574 (vec_concatv2df) <attr "isa">: Ditto.
20575 <attr "prefix">: Ditto.
20576 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
20577 (*vec_extractv2di_1) <attr "isa">: Ditto.
20578 <attr "type">: Ditto.
20579 <attr "length_immediate">: Ditto.
20580 <attr "prefix_rex">: Ditto.
20581 <attr "prefix_extra">: Ditto.
20582 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
20583 <attr "prefix_extra">: Ditto.
20584 <attr "length_immediate">: Ditto.
20585 (vec_concatv2di) <attr "isa">: Ditto.
20586 <attr "prefix_extra">: Ditto.
20587 <attr "length_immediate">: Ditto.
20588 <attr "prefix">: Ditto.
20590 2016-05-26 Martin Liska <mliska@suse.cz>
20592 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
20594 (operator+): Likewise.
20595 (operator-): Likewise.
20596 (comp_cost::operator+=): Likewise.
20597 (comp_cost::operator-=): Likewise.
20598 (comp_cost::operator/=): Likewise.
20599 (comp_cost::operator*=): Likewise.
20600 (operator<): Likewise.
20601 (operator==): Likewise.
20602 (operator<=): Likewise.
20603 (new_cost): Remove.
20604 (infinite_cost_p): Likewise.
20605 (add_costs): Likewise.
20606 (sub_costs): Likewise.
20607 (compare_costs): Likewise.
20608 (set_group_iv_cost): Use the newly introduced functions.
20609 (get_address_cost): Likewise.
20610 (get_shiftadd_cost): Likewise.
20611 (force_expr_to_var_cost): Likewise.
20612 (split_address_cost): Likewise.
20613 (ptr_difference_cost): Likewise.
20614 (difference_cost): Likewise.
20615 (get_computation_cost_at): Likewise.
20616 (determine_group_iv_cost_generic): Likewise.
20617 (determine_group_iv_cost_address): Likewise.
20618 (determine_group_iv_cost_cond): Likewise.
20619 (autoinc_possible_for_pair): Likewise.
20620 (determine_group_iv_costs): Likewise.
20621 (cheaper_cost_pair): Likewise.
20622 (iv_ca_recount_cost): Likewise.
20623 (iv_ca_set_no_cp): Likewise.
20624 (iv_ca_set_cp): Likewise.
20625 (iv_ca_cost): Likewise.
20626 (iv_ca_new): Likewise.
20627 (iv_ca_dump): Likewise.
20628 (iv_ca_narrow): Likewise.
20629 (iv_ca_prune): Likewise.
20630 (iv_ca_replace): Likewise.
20631 (try_add_cand_for): Likewise.
20632 (try_improve_iv_set): Likewise.
20633 (find_optimal_iv_set): Likewise.
20635 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
20637 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
20638 that internal functions will clobber all caller-saved registers.
20640 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20642 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
20643 Return a better case_values_threshold when optimizing.
20645 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20647 * config/aarch64/aarch64-simd.md (aarch64_combinez):
20648 Add ? to integer variant.
20649 (aarch64_combinez_be): Likewise.
20651 2016-05-26 Jakub Jelinek <jakub@redhat.com>
20653 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
20654 instead of x constraint.
20655 (vcvtps2ph256<mask_name>): Likewise.
20657 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
20658 alternative. Formatting fix.
20660 * config/i386/sse.md
20661 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
20663 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
20664 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
20665 maybe_evex prefix instead of vex.
20666 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
20667 EXT_REX_SSE_REG_P (op0) case in the splitter.
20669 2016-05-25 Jeff Law <law@redhat.com>
20671 PR tree-optimization/71272
20672 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
20673 Update comments. Add test for empty path.
20675 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
20677 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
20678 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
20679 special case builtin.
20680 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20681 code for ALTIVEC_BUILTIN_VEC_CMPNE.
20682 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20683 for __builtin_vec_cmpne.
20685 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
20687 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
20688 redundant test and bail out if the type of the new operand is not
20689 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
20691 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20693 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
20694 (x_ix86_target_flags_explicit): Remove.
20695 * config/i386/i386.c (ix86_function_specific_save): Do not copy
20696 x_ix86_target_flags_explicit.
20697 (ix86_function_specific_restore): Ditto.
20699 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20700 H.J. Lu <hongjiu.lu@intel.com>
20703 * common/config/i386/i386-common.c
20704 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
20705 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
20706 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
20707 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
20708 (-mgeneral-regs-only): Add new option.
20709 * config/i386/i386.c (ix86_option_override_internal): Don't enable
20710 x87 instructions if only general registers are allowed.
20711 (ix86_target_string): Add ix86_flags argument. Handle additional
20712 flags options through ix86_flags argument. Update all callers.
20713 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
20715 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20717 PR rtl-optimization/66940
20718 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
20719 decrementing desired_val will not overflow before performing these
20722 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
20724 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
20725 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
20726 * config/i386/i386.c (enum ix86_builtins): Add
20727 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
20728 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
20729 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
20730 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
20731 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
20732 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
20733 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
20734 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
20735 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
20736 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
20737 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
20738 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
20739 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
20740 __builtin_ia32_cvtps2dq512_mask.
20741 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
20742 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
20743 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
20744 * config/i386/sse.md
20745 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
20747 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
20748 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
20750 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
20751 (avx512f_vec_pack_sfix_v8df): New define_expand.
20752 (avx512f_roundpd512): Rename to ...
20753 (avx512f_round<castmode>512): ... this. Change iterator.
20754 (avx512f_roundps512_sfix): New define_expand.
20755 (round<mode>2_sfix): Change iterator.
20757 2016-05-25 Nick Clifton <nickc@redhat.com>
20759 * config/msp430/msp430.c (msp430_attr): Produce an error if a
20760 static interrupt handler is detected.
20761 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
20762 default linker script.
20763 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
20764 the low part of a symbolic pointer.
20766 2016-05-25 Richard Biener <rguenther@suse.de>
20768 PR tree-optimization/71261
20769 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
20770 interesting stmt instead of immediate uses when looking
20771 for the use operand to replace.
20773 2016-05-25 Martin Liska <mliska@suse.cz>
20775 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
20777 2016-05-25 Richard Biener <rguenther@suse.de>
20779 PR tree-optimization/71264
20780 * tree-vect-stmts.c (vect_init_vector): Properly deal with
20783 2016-05-25 Martin Liska <mliska@suse.cz>
20785 PR tree-optimization/71239
20786 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
20787 if DECL_SIZE is NULL.
20789 2016-05-25 Richard Biener <rguenther@suse.de>
20791 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
20792 * tree-if-conv.c (pass_data_if_conversion): Use it.
20794 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20796 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
20797 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
20798 * varpool.c (varpool_node::get_availability): Likewise.
20800 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20802 * config/rs6000/altivec.md (VNEG iterator): New iterator for
20803 VNEGW/VNEGD instructions.
20804 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
20805 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
20806 support for ISA 3.0 VNEGW/VNEGD instructions.
20808 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
20810 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
20811 pointers inside OACC_DATA regions.
20812 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
20813 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
20814 (gimplify_adjust_omp_clauses): Fix typo in comment.
20816 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20818 * config/rs6000/altivec.md (VParity): New mode iterator for vector
20819 parity built-in functions.
20820 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
20822 (p9v_parity<mode>2): Likewise.
20823 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
20825 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
20826 (parity<mode>2): ISA 3.0 expander for vector parity.
20827 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
20829 (BU_P9_64BIT_MISC_0): Likewise.
20830 (BU_P9_MISC_0): Likewise.
20831 (BU_P9V_AV_1): Likewise.
20832 (BU_P9V_AV_2): Likewise.
20833 (BU_P9V_AV_3): Likewise.
20834 (BU_P9V_AV_P): Likewise.
20835 (BU_P9V_VSX_1): Likewise.
20836 (BU_P9V_OVERLOAD_1): Likewise.
20837 (BU_P9V_OVERLOAD_2): Likewise.
20838 (BU_P9V_OVERLOAD_3): Likewise.
20839 (VCTZB): Add vector count trailing zeros support.
20843 (VPRTYBD): Add vector parity support.
20844 (VPRTYBQ): Likewise.
20845 (VPRTYBW): Likewise.
20846 (VCTZ): Add overloaded vector count trailing zeros support.
20847 (VPRTYB): Add overloaded vector parity support.
20848 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20849 overloaded vector count trailing zeros and parity instructions.
20850 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
20851 vector parity support.
20852 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
20853 trailing zeros support.
20854 (vec_cntlz): Likewise.
20855 (vec_vctzb): Likewise.
20856 (vec_vctzd): Likewise.
20857 (vec_vctzh): Likewise.
20858 (vec_vctzw): Likewise.
20859 (vec_vprtyb): Add ISA 3.0 vector parity support.
20860 (vec_vprtybd): Likewise.
20861 (vec_vprtybw): Likewise.
20862 (vec_vprtybq): Likewise.
20863 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20864 the ISA 3.0 vector count trailing zeros and vector parity built-in
20867 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20869 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
20870 when there is stmt_to_insert.
20872 2016-05-24 Martin Sebor <msebor@redhat.com>
20875 * tree.h (complete_or_array_type_p): New inline function.
20877 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20879 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
20880 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
20881 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
20883 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
20884 Limit 1st alternative to noavx isa, split 2nd alternative into one
20885 noavx and one avx alternative, use *x and Bm in the former and
20886 x and m in the latter.
20888 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
20889 of sse4 for the first alternative, drop %v from the template
20890 and d operand modifier. Split second alternative into one sse4_noavx
20891 and one avx alternative, use *x instead of *v in the former and v
20892 instead of *v in the latter.
20893 (*sse4_1_extractps): Use noavx isa instead of * for the first
20894 alternative, drop %v from the template. Split second alternative into
20895 one noavx and one avx alternative, use *x instead of *v in the
20896 former and v instead of *v in the latter.
20897 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
20898 with noavx and the last one with avx.
20899 (sse4_1_phminposuw): Guard first alternative with noavx isa,
20900 split the second one into one noavx and one avx alternative,
20901 use *x and Bm in the former and x and m in the latter one.
20902 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
20905 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
20906 first two alternatives to noavx, use *x instead of *v in the second
20907 one, add avx alternative without *.
20908 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
20909 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
20910 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
20912 2016-05-24 Jeff Law <law@redhat.com>
20914 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
20915 New function, extracted from...
20916 (fsm_find_control_statement_thread_paths): Here. Use the new function.
20917 Allow simple copies and constant initializations in the SSA chain.
20919 2016-05-24 Marek Polacek <polacek@redhat.com>
20922 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
20925 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20928 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
20929 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
20930 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
20931 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
20932 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
20934 2016-05-24 Richard Biener <rguenther@suse.de>
20936 PR tree-optimization/71240
20937 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
20940 2016-05-24 Richard Biener <rguenther@suse.de>
20942 PR tree-optimization/71230
20943 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
20945 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
20947 * tree-vectorizer.h (vectorizable_comparison): Delete.
20948 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
20949 PURE_SLP_STMT check.
20950 * tree-vect-stmts.c (vectorizable_call): Likewise.
20951 (vectorizable_simd_clone_call): Likewise.
20952 (vectorizable_conversion): Likewise.
20953 (vectorizable_assignment): Likewise.
20954 (vectorizable_shift): Likewise.
20955 (vectorizable_operation): Likewise.
20956 (vectorizable_load): Likewise.
20957 (vectorizable_condition): Likewise.
20958 (vectorizable_store): Likewise. Assert that we don't have
20960 (vectorizable_comparison): Make static. Remove redundant
20961 PURE_SLP_STMT check.
20962 (vect_transform_stmt): Assert that we always have an slp_node
20965 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20967 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
20968 operands[2] against 1 with comparison against CONST1_RTX.
20969 (<shift>di3_neon): Likewise.
20970 * config/arm/predicates.md (const0_operand): Replace with comparison
20971 against CONST0_RTX.
20973 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20975 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
20976 operands[2] against 1 with comparison against CONST1_RTX.
20977 (ashrdi3): Likewise.
20978 (lshrdi3): Likewise.
20979 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
20981 (ashrsi3): Likewise.
20982 (lshrsi3): Likewise.
20983 (rotrsi3): Likewise.
20984 (define_split above *compareqi_eq0): Likewise.
20985 (define_split above "prologue"): Likewise.
20986 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
20987 * config/arm/predicates.md (shift_operator): Likewise.
20988 (shift_nomul_operator): Likewise.
20989 (sat_shift_operator): Likewise.
20990 (thumb1_cmp_operand): Likewise.
20991 (const_neon_scalar_shift_amount_operand): Replace manual range
20992 check with IN_RANGE.
20993 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
20994 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
20996 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20998 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
20999 with HOST_WIDE_INT_1.
21001 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
21002 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
21003 (arm_canonicalize_comparison): Likewise.
21004 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
21006 (thumb1_size_rtx_costs): Likewise.
21007 (vfp_const_double_index): Replace cast of 1 to unsigned
21008 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21009 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
21011 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
21012 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21013 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
21014 HOST_WIDE_INT with HOST_WIDE_INT_1.
21016 2016-05-24 Marek Polacek <polacek@redhat.com>
21018 * tree-cfg.h (should_remove_lhs_p): New predicate.
21019 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
21020 * gimplify.c (gimplify_modify_expr): Likewise.
21021 * tree-cfg.c (verify_gimple_call): Likewise.
21022 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
21023 * gimple-fold.c: Include "tree-cfg.h".
21024 (gimple_fold_call): Use should_remove_lhs_p.
21026 2016-05-24 Richard Biener <rguenther@suse.de>
21028 PR tree-optimization/71253
21029 * cfganal.h (control_dependences): Make robust against edge
21031 (control_dependences::control_dependences): Remove edge_list argument.
21032 (control_dependences::get_edge): Remove.
21033 (control_dependences::get_edge_src): Add.
21034 (control_dependences::get_edge_dest): Likewise.
21035 (control_dependences::m_el): Make a vector of edge src/dest index.
21036 * cfganal.c (control_dependences::find_control_dependence): Adjust.
21037 (control_dependences::control_dependences): Likewise.
21038 (control_dependences::~control_dependence): Likewise.
21039 (control_dependences::get_edge): Remove.
21040 (control_dependences::get_edge_src): Add.
21041 (control_dependences::get_edge_dest): Likewise.
21042 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
21044 (perform_tree_ssa_dce): Adjust.
21045 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
21047 (pass_loop_distribution::execute): Adjust. Do loop destroying
21048 conditional on changed.
21050 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21053 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
21054 return. Reindent transformation comment and mention the ARM state
21057 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21059 PR middle-end/71252
21060 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
21061 after build_and_add_sum creates new use stmt.
21063 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21065 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
21066 load_lanes/grouped_load classification comes first. Don't check
21067 whether the vectorization factor is a multiple of the group size
21070 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21072 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
21073 GROUP_GAP for single-element interleaving.
21074 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
21077 2016-05-24 Richard Biener <rguenther@suse.de>
21079 PR middle-end/70434
21081 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
21082 bases which are accessed with non-invariant indices.
21083 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
21084 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
21086 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21088 PR middle-end/71170
21089 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
21090 (add_to_ops_vec): Add stmt_to_insert.
21091 (add_repeat_to_ops_vec): Init stmt_to_insert.
21092 (insert_stmt_before_use): New.
21093 (transform_add_to_multiply): Remove mult_stmt insertion and add it
21095 (get_ops): Init stmt_to_insert.
21096 (maybe_optimize_range_tests): Likewise.
21097 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
21098 (rewrite_expr_tree_parallel): Likewise.
21099 (reassociate_bb): Likewise.
21101 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21104 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
21105 ISA 3.0 xxperm fusion alternative.
21106 (altivec_vperm_v8hiv16qi): Likewise.
21107 (altivec_vperm_<mode>_uns_internal): Likewise.
21108 (vperm_v8hiv4si): Likewise.
21109 (vperm_v16qiv8hi): Likewise.
21111 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21112 Kelvin Nilsen <kelvin@gcc.gnu.org>
21114 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21115 vpermr/xxpermr on ISA 3.0.
21116 (altivec_expand_vec_perm_le): Likewise.
21117 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21118 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21121 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21123 * config/i386/i386.h (IS_STACK_MODE): Enable for
21124 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21125 SSE_FLOAT_MODE_P macros.
21126 * config/i386/i386.c (ix86_preferred_reload_class): Use
21127 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21128 Cleanup regclass processing for CONST_DOUBLE_P.
21129 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21130 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21131 with IS_STACK_MODE macro.
21132 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21134 (*movdf_internal): Use IS_STACK_MODE macro.
21135 (*movsf_internal): Ditto.
21137 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21139 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21140 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21142 2016-05-23 Jeff Law <law@redhat.com>
21144 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21146 (fsm_find_control_statement_thread_paths): Call it.
21148 2016-05-23 Martin Jambor <mjambor@suse.cz>
21151 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21152 from_global_constant if t is not NULL.
21154 2016-05-23 Marek Polacek <polacek@redhat.com>
21157 * common.opt (Wswitch-unreachable): New option.
21158 * doc/invoke.texi: Document -Wswitch-unreachable.
21159 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21162 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21164 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21165 TMR_INDEX is non-NULL.
21167 2016-05-23 Richard Biener <rguenther@suse.de>
21169 PR tree-optimization/71230
21170 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21171 (try_special_add_to_ops): ... here. Always test for single-use.
21173 2016-05-23 Martin Jambor <mjambor@suse.cz>
21175 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21176 default block if a PHI node in the original one would be resized.
21178 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21180 PR tree-optimization/58135
21181 * tree-vect-slp.c: When group size is not multiple
21182 of vector size, allow splitting of store group at
21185 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21187 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21189 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21191 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21192 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21193 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21196 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21197 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21198 v constraint instead of x and vinserti32x4 insn.
21200 * config/i386/sse.md (i128vldq): New mode iterator.
21201 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21202 avx512dq and avx512vl alternatives.
21204 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
21205 constraint, use maybe_evex prefix instead of vex.
21206 (vec_dupv4sf): Use v constraint instead of x for output
21207 operand except for noavx alternative, use Yv constraint
21208 instead of x for input. Use maybe_evex prefix instead of vex.
21209 (*vec_dupv4si): Likewise.
21210 (*vec_dupv2di): Likewise.
21212 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21214 PR middle-end/40921
21215 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
21216 (linearize_expr_tree): Call try_special_add_to_ops.
21217 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
21219 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21221 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
21222 to computed stack_usage.
21224 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
21227 * config/avr/avr.md (define_expand "mov<mode>"): If the source
21228 operand is subreg (symbol_ref) then move the symbol ref to register.
21230 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
21232 * tree.c (array_at_struct_end_p): Look through MEM_REF.
21234 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
21236 PR middle-end/71179
21237 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
21240 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21242 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
21243 ranges by calling get_single_symbol and tidy up. Look more closely
21244 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
21246 2016-05-20 Jeff Law <law@redhat.com>
21248 * bitmap.c (bitmap_find_bit): Remove useless test.
21250 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
21252 * function.c (thread_prologue_and_epilogue_insns): Commit the
21253 insertion of the epilogue.
21255 2016-05-20 Martin Jambor <mjambor@suse.cz>
21257 PR tree-optimization/70884
21258 * tree-sra.c (initialize_constant_pool_replacements): Do not check
21259 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
21260 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
21261 of constant pool data as a reason for scalarization.
21263 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21265 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
21266 for naked functions.
21267 (thumb1_expand_prologue): Likewise.
21269 2016-05-20 Nathan Sidwell <nathan@acm.org>
21271 * config/nvptx/nptx.c (nvptx_option_override): Only set
21272 flag_toplevel_reorder, if not explicitly specified. Set
21273 flag_no_common, unless explicitly specified.
21275 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21277 * calls.c (can_implement_as_sibling_call_p): Mark param
21278 reg_parm_stack_space with ATTRIBUTE_UNUSED.
21280 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
21282 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
21283 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
21284 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
21286 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
21287 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
21288 and CASE_CONST_ANY.
21290 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
21292 * config/nvptx/nvptx.md (sincossf3): New pattern.
21294 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21296 * calls.c (maybe_complain_about_tail_call): New function.
21297 (initialize_argument_information): Call
21298 maybe_complain_about_tail_call when clearing *may_tailcall.
21299 (can_implement_as_sibling_call_p): Call
21300 maybe_complain_about_tail_call when returning false.
21301 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
21302 ensure try_tail_call is set. Call maybe_complain_about_tail_call
21303 if tail-call optimization fails.
21304 * cfgexpand.c (expand_call_stmt): Initialize
21305 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
21306 * gimple-pretty-print.c (dump_gimple_call): Dump
21307 gimple_call_must_tail_p.
21308 * gimple.c (gimple_build_call_from_tree): Call
21309 gimple_call_set_must_tail with the value of
21310 CALL_EXPR_MUST_TAIL_CALL.
21311 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
21312 (gimple_call_set_must_tail): New function.
21313 (gimple_call_must_tail_p): New function.
21314 * print-tree.c (print_node): Update printing of TREE_STATIC
21315 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
21316 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
21317 trailing comment listing applicable flags.
21318 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
21320 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21322 * calls.c (expand_call): Move "Rest of purposes for tail call
21323 optimizations to fail" to...
21324 (can_implement_as_sibling_call_p): ...this new function, and
21325 split into multiple "if" statements.
21327 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21329 * cfgloop.h (expected_loop_iterations_unbounded,
21330 expected_loop_iterations): Unconstify.
21331 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
21332 profile with known upper bound; return 3 when profile is absent.
21333 (expected_loop_iterations): Update.
21335 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21337 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
21338 and get_max_loop_iterations_int.
21340 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21342 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
21343 realistic upper bounds here.
21345 2016-05-20 Jakub Jelinek <jakub@redhat.com>
21348 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
21349 calls if the LHS is variable length or has addressable type.
21350 If targets[0]->decl is a noreturn call with void return type and
21351 zero arguments, adjust fntype and remove lhs in that case.
21353 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
21355 PR tree-optimization/71079
21356 PR tree-optimization/71206
21357 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
21359 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21361 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
21362 (get_vec_alignment_for_array_decl): Likewise.
21363 (get_vec_alignment_for_record_decl): Likewise.
21364 (increase_alignment::execute): Move code to find alignment to
21365 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
21366 (type_align_map): New hash_map.
21368 2016-05-20 Richard Guenther <rguenther@suse.de>
21370 PR tree-optimization/29756
21371 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
21372 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
21373 * fold-const.c (operand_equal_p): Likewise.
21374 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
21375 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
21376 * tree-inline.c (estimate_operator_cost): Likewise.
21377 * tree-pretty-print.c (dump_generic_node): Likewise.
21378 * tree-ssa-operands.c (get_expr_operands): Likewise.
21379 * cfgexpand.c (expand_debug_expr): Likewise.
21380 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
21381 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
21382 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
21383 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
21384 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
21385 (execute_update_addresses_taken): Do it.
21387 2016-05-20 Richard Biener <rguenther@suse.de>
21389 PR tree-optimization/71185
21390 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
21391 register operations.
21393 2016-05-20 Richard Biener <rguenther@suse.de>
21395 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
21396 gimple_seq_add_seq_without_update.
21397 (release_bb_predicate): Assert we have no operands to free.
21398 (if_convertible_loop_p_1): Calculate post dominators later.
21399 Do not free BB predicates here.
21400 (combine_blocks): Do not recompute BB predicates.
21401 (version_loop_for_if_conversion): Save BB predicates around
21404 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21406 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
21407 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
21408 code. Ignore sibcalls on EDGE_IGNORE edges.
21409 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
21410 on edges for sibcalls that run without prologue. The rest of the
21411 function is combined from...
21412 (fix_fake_fallthrough_edge): ... this, and ...
21413 (try_shrink_wrapping): ... a part of this. Remove the bb_with
21414 function argument, make it a local variable.
21416 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
21418 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
21419 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
21420 for 32-bit mode and SEH for 64-bit.
21421 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
21422 TARGET_64BIT_DEFAULT.
21424 2016-05-19 Ryan Burn <contact@rnburn.com>
21426 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
21427 * gengtype.c (open_base_files): Add cilk.h to ifiles.
21429 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
21431 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
21432 force pending loads from memory.
21434 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
21436 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
21437 (UNSPEC_DARN_32): New unspec constant.
21438 (UNSPEC_DARN_RAW): New unspec constant.
21439 (darn_32): New instruction.
21440 (darn_raw): New instruction.
21441 (darn): New instruction.
21442 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
21443 support and documentation for this macro.
21444 (BU_P9_MISC_1): New macro definition.
21445 (BU_P9_64BIT_MISC_0): New macro definition.
21446 (BU_P9_MISC_0): New macro definition.
21447 (darn_32): New builtin definition.
21448 (darn_raw): New builtin definition.
21449 (darn): New builtin definition.
21450 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
21451 RS6000_BUILTIN_0 directives to surround each occurrence of
21452 #include "rs6000-builtin.def".
21453 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
21454 RS6000_BTM_64BIT flags to the returned mask, depending on
21456 (def_builtin): Correct an error in the assignments made to the
21457 debugging variable attr_string.
21458 (rs6000_expand_builtin): Add support for no-operand built-in
21460 (builtin_function_type): Remove fatal_error assertion that is no
21462 (rs6000_common_init_builtins): Add support for no-operand built-in
21464 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
21466 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
21468 (RS6000_BTM_64BIT): New macro definition.
21469 * doc/extend.texi: Document __builtin_darn (void),
21470 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
21473 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
21475 * tree-vect-loop.c (vect_analyze_loop_2): Use also
21476 max_loop_iterations_int.
21478 2016-05-19 Marek Polacek <polacek@redhat.com>
21480 PR tree-optimization/71031
21481 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
21482 condition and adjust the code a bit.
21484 2016-05-19 Martin Liska <mliska@suse.cz>
21486 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
21487 auto_vec instead of vec.
21489 2016-05-19 Martin Liska <mliska@suse.cz>
21491 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
21493 2016-05-19 Martin Liska <mliska@suse.cz>
21495 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
21497 2016-05-19 Martin Liska <mliska@suse.cz>
21499 * ipa-pure-const.c (set_function_state): Remove an existing
21501 (remove_node_data): Do not free it as it's released
21502 in set_function_state.
21504 2016-05-19 Martin Liska <mliska@suse.cz>
21506 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
21509 2016-05-19 Martin Liska <mliska@suse.cz>
21511 * omp-simd-clone.c (simd_clone_adjust): Release vector.
21513 2016-05-19 Martin Liska <mliska@suse.cz>
21515 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
21516 an auto_vec instead of re-creating it.
21518 2016-05-19 Martin Liska <mliska@suse.cz>
21520 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
21521 auto_vec instead of vec.
21523 2016-05-19 Martin Liska <mliska@suse.cz>
21525 * lto-section-in.c (lto_get_section_data): Call
21526 lto_check_version with additional argument.
21527 * lto-streamer.c (lto_check_version): Add new argument.
21528 * lto-streamer.h (lto_check_version): Likewise.
21530 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21532 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
21533 Don't add cost of inner memory when handling sign-extended loads.
21535 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
21537 PR rtl-optimization/71148
21538 * cse.c (cse_main): Free dominance info.
21539 (rest_of_handle_cse): Don't free dominance info.
21540 (rest_of_handle_cse2): Likewise.
21541 (rest_of_handle_cse_after_global_opts): Likewise.
21543 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21546 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
21547 NULL_TREE early if NEON is not available. Remove now redundant check
21548 in ARM_CHECK_BUILTIN_MODE.
21550 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
21553 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
21554 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
21555 * doc/cpp.texi: Document new macros.
21557 2016-05-19 Bin Cheng <bin.cheng@arm.com>
21559 PR tree-optimization/69848
21560 * tree-vect-loop.c (vectorizable_reduction): Don't factor
21561 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
21563 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21565 * function.c (thread_prologue_and_epilogue_insn): Move the
21566 "goto epilogue_done" one block later.
21568 2016-05-19 Richard Biener <rguenther@suse.de>
21570 PR tree-optimization/70729
21571 * passes.def: Move LIM pass before PRE. Remove no longer
21572 required copyprop and move first DCE out of the loop pipeline.
21574 2016-05-18 David Malcolm <dmalcolm@redhat.com>
21577 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
21578 (OBJS-libcommon-target): ...here.
21579 * opts-common.c: Include spellcheck.h.
21580 (cmdline_handle_error): Build a vec of valid options and use it
21581 to suggest provide hints for misspelled arguments.
21583 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21586 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
21587 lhs if it has TREE_ADDRESSABLE type.
21589 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
21592 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
21593 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
21595 2016-05-18 Martin Jambor <mjambor@suse.cz>
21598 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
21599 input for NOP_EXPR pass-through functions.
21600 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
21601 aggregate global constant VAR_DECLs in constant jump functions.
21603 2016-05-18 Martin Jambor <mjambor@suse.cz>
21606 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
21607 from TREE_READONLY parameters.
21609 2016-05-18 Martin Jambor <mjambor@suse.cz>
21612 * cgraph.h (cgraph_indirect_call_info): New field
21613 guaranteed_unmodified.
21614 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
21615 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21617 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
21618 pass the parameter value to ipa_find_agg_cst_for_param.
21619 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
21620 guaranteed_unmodified, store AA results there instead of bailing out
21622 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
21623 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
21624 (find_constructor_constant_at_offset): New function.
21625 (ipa_find_agg_cst_from_init): Likewise.
21626 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
21627 static initializers of contants, report back through a new paameter
21628 from_global_constant if that was the case.
21629 (try_make_edge_direct_simple_call): Also pass parameter value to
21630 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21632 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
21633 (ipa_read_indirect_edge_info): Likewise.
21634 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
21635 (ipa_load_from_parm_agg): Likewise.
21637 2016-05-18 Jiong Wang <jiong.wang@arm.com>
21639 PR rtl-optimization/71150
21640 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
21643 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21646 * config/rs6000/constraints.md (wE constraint): New constraint
21647 for a vector constant that can be loaded with XXSPLTIB.
21648 (wM constraint): New constraint for a vector constant of a 1's.
21649 (wS constraint): New constraint for a vector constant that can be
21650 loaded with XXSPLTIB and a vector sign extend instruction.
21651 * config/rs6000/predicates.md (xxspltib_constant_split): New
21652 predicates for wE/wS constraints.
21653 (xxspltib_constant_nosplit): Likewise.
21654 (easy_vector_constant): Add support for constants that can be
21655 loaded via XXSPLTIB.
21656 (all_ones_constant): New predicate for vector constant with all
21658 (splat_input_operand): Add support for ISA 3.0 word splat operations.
21659 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
21660 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
21661 instruction and possibly with a sign extension.
21662 (output_vec_const_move): Add support for XXSPLTIB. If we are
21663 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
21664 instead of XXLXOR/XXLORC.
21665 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
21667 (rs6000_legitimize_reload_address): Likewise.
21668 (rs6000_output_move_128bit): Use output_vec_const_move to emit
21670 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
21671 combine VSX_M and VSX_M2 into one iterator.
21672 (VSX_M2): Likewise.
21673 (VSINT_84): New iterators for loading constants with XXSPLTIB.
21674 (VSINT_842): Likewise.
21675 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
21676 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
21677 XXSPLTIB instruction.
21678 (xxspltib_<mode>_nosplit): Likewise.
21679 (xxspltib_<mode>_split): New insn to load up constants with
21680 XXSPLTIB and a sign extend instruction.
21681 (vsx_mov<mode>): Replace single move that handled all vector types
21682 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
21683 moves (when -mvsx-timode is in effect) into the main vector
21684 moves. Eliminate separate moves for <VSr> <VSa>, where the
21685 preferred register class (<VSr>) is listed first, and the
21686 secondary register class (<VSa>) is listed second with a '?' to
21687 discourage use. Prefer loading 0/-1 in any VSX register for ISA
21688 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
21689 that if the register was involved in a slow operation, the
21690 clear/set operation does not wait for the slow operation to
21691 finish. Adjust the length attributes for 32-bit mode. Use
21692 rs6000_output_move_128bit and drop the use of the string
21693 instructions for 32-bit movti when -mvsx-timode is in effect. Use
21694 spacing so that the alternatives and attributes don't generate
21695 long lines, and put things in columns, so that it is easier to
21696 match up the operands and attributes with the insn alternatives.
21697 (vsx_mov<mode>_64bit): Likewise.
21698 (vsx_mov<mode>_32bit): Likewise.
21699 (vsx_movti_64bit): Fold movti into normal vector moves.
21700 (vsx_movti_32bit): Likewise.
21701 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
21702 splat instructions.
21703 (vsx_splat_v4si_internal): Likewise.
21704 (vsx_splat_v4sf_internal): Likewise.
21705 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
21706 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
21707 extend vector elements.
21708 (vsx_sign_extend_hi_<mode>): Likewise.
21709 (vsx_sign_extend_si_v2di): Likewise.
21710 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
21712 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
21713 constraints. Add trailing period to wL documentation.
21715 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
21717 PR middle-end/71020
21718 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
21719 * tree-dfa.c (replace_abnormal_ssa_names): New function.
21720 * tree-call-cdce.c: Include tree-dfa.h.
21721 (can_guard_call_p): New function, extracted from...
21722 (can_use_internal_fn): ...here.
21723 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
21725 (shrink_wrap_one_built_in_call): Likewise.
21726 (use_internal_fn): Likewise.
21727 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
21728 and return void. Call replace_abnormal_ssa_names.
21729 (pass_call_cdce::execute): Check can_guard_call_p during the
21730 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
21731 will always change something.
21733 2016-05-18 Martin Jambor <mjambor@suse.cz>
21736 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
21737 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
21739 2016-05-18 Martin Jambor <mjambor@suse.cz>
21742 * ipa-inline.h (condition): New field size.
21743 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
21744 for comaprison and store it into the new condition.
21745 (evaluate_conditions_for_known_args): Use condition size to check
21746 access sizes for all but CHANGED conditions.
21747 (unmodified_parm_1): New parameter size_p, store access size into it.
21748 (unmodified_parm): Likewise.
21749 (unmodified_parm_or_parm_agg_item): Likewise.
21750 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
21751 (set_cond_stmt_execution_predicate): Extract access sizes and store
21752 them to conditions.
21753 (set_switch_stmt_execution_predicate): Likewise.
21754 (will_be_nonconstant_expr_predicate): Likewise.
21755 (will_be_nonconstant_predicate): Likewise.
21756 (inline_read_section): Stream condition size.
21757 (inline_write_summary): Likewise.
21759 2016-05-18 Richard Biener <rguenther@suse.de>
21761 * tree-ssa-loop-im.c (determine_max_movement): Properly add
21762 condition cost to PHI cost instead of total_cost.
21764 2016-05-18 Martin Liska <mliska@suse.cz>
21767 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
21770 2016-05-18 Richard Biener <rguenther@suse.de>
21772 * lto-streamer.h (LTO_major_version): Bump to 6.
21774 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21776 * function.c (make_split_prologue_seq, make_prologue_seq,
21777 make_epilogue_seq): New functions, factored out from...
21778 (thread_prologue_and_epilogue_insns): Here.
21780 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21782 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
21783 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
21784 of before. Add a comment.
21786 2016-05-18 Bin Cheng <bin.cheng@arm.com>
21788 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
21789 expression pointer, not pointer to the pointer.
21791 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21793 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
21794 (avx2_pbroadcast<mode>): Add another alternative with v instead
21795 of x constraints in it, using <pbroadcast_evex_isa> isa.
21796 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
21798 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
21799 constraint x instead of v in second alternative, add avx512bw
21802 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
21803 constraint x instead of v in second alternative, add avx512bw
21806 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
21807 constraint x instead of v in second alternative, add avx512bw
21810 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
21811 avx512bw alternative.
21813 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21815 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
21816 array to 128 chars.
21817 (define_insn "*andnottf3"): Ditto.
21818 (define_insn "*<code><mode>3"/any_logic): Ditto.
21819 (define_insn "*<code>tf3"/any_logic): Ditto.
21820 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
21821 operand to block AVX-512VL insn variant emit when it is not enabled.
21823 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21825 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
21826 constraint fot SF mode.
21828 2016-05-18 Petr Murzin <petr.murzin@intel.com>
21829 Kirill Yukhin <kirill.yukhin@intel.com>
21831 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
21833 (define_insn "rsqrt14<mode>"): Ditto.
21834 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
21835 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
21836 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
21837 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
21838 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
21840 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
21841 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
21842 * config/i386/i386.c (ix86_print_operand): Expand check for size
21843 override codes for Intel syntax.
21845 2016-05-18 Richard Biener <rguenther@suse.de>
21847 PR tree-optimization/71168
21848 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
21849 initialization earlier.
21851 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
21853 * config/aarch64/aarch64-simd.md
21854 (aarch64_reduc_plus_internal<mode>): Rename to...
21855 (reduc_plus_scal): ...This, and remove previous implementation.
21857 2016-05-18 Richard Biener <rguenther@suse.de>
21859 * passes.def: Put late dse and cd_dce in canonical order.
21861 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
21863 * ipa-inline-transform.c (preserve_function_body_p): Look for
21864 first non-thunk clone.
21865 (save_function_body): Save into first non-thunk.
21866 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
21868 (lto_output_node): Inline thunks don't need body in every
21870 * lto-streamer-in.c: Do not fixup thunk clones.
21871 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
21873 * tree-inline.c (copy_bb): Be prepared for target node to be new after
21876 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21878 PR middle-end/63586
21879 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
21880 (reassociate_bb): Call transform_add_to_multiply.
21882 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21884 * config/aarch64/aarch64.c (all_extensions): Removed unused
21887 2016-05-17 Nathan Sidwell <nathan@acm.org>
21889 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
21890 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
21892 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
21894 PR tree-optimization/54579
21895 PR middle-end/55299
21896 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
21898 2016-05-17 Marek Polacek <polacek@redhat.com>
21901 * tree-inline.c (expand_call_inline): Call
21902 maybe_remove_unused_call_args.
21904 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
21906 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
21907 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
21908 * doc/md.texi (fmin@var{m}3): Likewise.
21910 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21912 * match.pd (X & C): New transformation.
21914 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21916 * match.pd (~X & Y): New transformation.
21918 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21920 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
21921 information for new SSA_NAME.
21922 (simplify_conversion_using_ranges): Get range through get_range_info
21923 instead of get_value_range.
21925 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21927 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
21928 Remove inline assembly.
21929 (vmvn_s16): Likewise.
21930 (vmvn_s32): Likewise.
21931 (vmvn_u8): Likewise.
21932 (vmvn_u16): Likewise.
21933 (vmvn_u32): Likewise.
21934 (vmvnq_s8): Likewise.
21935 (vmvnq_s16): Likewise.
21936 (vmvnq_s32): Likewise.
21937 (vmvnq_u8): Likewise.
21938 (vmvnq_u16): Likewise.
21939 (vmvnq_u32): Likewise.
21940 (vmvn_p8): Likewise.
21941 (vmvnq_p16): Likewise.
21943 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21945 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
21947 (vmul_n_s16): Likewise.
21948 (vmul_n_s32): Likewise.
21949 (vmul_n_u16): Likewise.
21950 (vmul_n_u32): Likewise.
21951 (vmulq_n_f32): Likewise.
21952 (vmulq_n_f64): Likewise.
21953 (vmulq_n_s16): Likewise.
21954 (vmulq_n_s32): Likewise.
21955 (vmulq_n_u16): Likewise.
21956 (vmulq_n_u32): Likewise.
21958 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21960 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
21961 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
21963 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21965 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
21966 to *aarch64_fma4_elt_from_dup<mode>.
21967 (*aarch64_fnma4_elt_to_128df): Rename to
21968 *aarch64_fnma4_elt_from_dup<mode>.
21969 * config/aarch64/arm_neon.h (vfma_n_f64): New.
21970 (vfms_n_f32): Likewise.
21971 (vfms_n_f64): Likewise.
21972 (vfmsq_n_f32): Likewise.
21973 (vfmsq_n_f64): Likewise.
21975 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
21977 * wide-int.h: Change fixed_wide_int_storage from class to struct.
21979 2016-05-17 Richard Biener <rguenther@suse.de>
21981 PR tree-optimization/71132
21982 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
21983 Only add control dependences for blocks in the loop.
21984 (build_rdg): Adjust.
21985 (generate_code_for_partition): Return whether loop should
21986 be destroyed and delay that.
21987 (distribute_loop): Likewise.
21988 (pass_loop_distribution::execute): Record loops to be destroyed
21989 and perform delayed destroying of loops.
21991 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21994 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
21996 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
21998 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
22000 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
22003 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
22004 insertion point for instructions generated by validize_mem.
22006 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22008 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
22011 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22013 * config/aarch64/aarch64.c
22014 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
22015 rather than a macro.
22017 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22019 * doc/invoke.texi (AArch64 Options): Various updates.
22021 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22023 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
22024 into instrumentation thunks.
22025 * cif-code.def (CIF_CHKP): New.
22027 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
22029 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
22031 2016-05-16 Martin Jambor <mjambor@suse.cz>
22033 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
22034 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
22036 2016-05-16 Marek Polacek <polacek@redhat.com>
22038 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
22041 2016-05-16 Martin Jambor <mjambor@suse.cz>
22044 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
22045 the outlined kernel function.
22047 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
22049 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
22050 (ISA_HAS_DLSA): Ditto.
22052 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22054 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
22056 2016-05-16 Nathan Sidwell <nathan@acm.org>
22058 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
22059 (nvptx_name_replacement): Restore. Add comment.
22060 (write_fn_proto, write_fn_proto_from_insn,
22061 nvptx_output_call_insn): Restore
22062 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
22064 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22066 * config/aarch64/aarch64.md
22067 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22068 (add<mode>3_compareC_imm): Likewise.
22069 (<optab>si3_uxtw): Split into register and immediate variants.
22070 (andsi3_compare0_uxtw): Likewise.
22071 (and<mode>3_compare0): Likewise.
22072 (and<mode>3nr_compare0): Likewise.
22073 (stack_protect_test_<mode>): Don't use %x for memory operands.
22075 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22077 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
22079 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22081 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
22082 Split integer shifts into shift_reg and bfm.
22083 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
22084 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
22085 (ror<mode>3_insn): Likewise.
22086 (<optab>si3_insn_uxtw): Likewise.
22087 (<optab><mode>3_insn): Change to rotate_imm.
22088 (extr<mode>5_insn_alt): Likewise.
22089 (extrsi5_insn_uxtw): Likewise.
22090 (extrsi5_insn_uxtw_alt): Likewise.
22092 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22094 * doc/tm.texi: Regenerate.
22095 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22096 (TARGET_INVALID_RETURN_TYPE): Remove.
22097 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
22098 TARGET_INVALID_RETURN_TYPE.
22099 * target.def (invalid_parameter_type): Remove.
22100 (invalid_return_type): Remove.
22102 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22104 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
22105 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
22107 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
22109 (preserve_function_body_p): No need to preserve function body
22110 * cif-codes.def (CIF_THUNK): Remove.
22111 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
22113 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22115 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22117 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22119 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22122 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22124 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22125 (inline_small_functions): Do not look for function symbol when
22128 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22130 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22133 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22134 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22135 Jiong Wang <jiong.wang@arm.com>
22137 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22138 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22139 Define __ARM_FP16_ARGS when appropriate.
22140 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22142 (arm_invalid_return_type): Likewise.
22143 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22144 (TARGET_INVALID_RETURN_TYPE): Remove.
22145 (aapcs_vfp_sub_candidate): Allow HFmode.
22146 (aapcs_vfp_allocate): Add comment. Support HFmode.
22147 (aapcs_vfp_allocate_return_reg): Likewise.
22148 (struct aapcs_cp_arg_layout): Slightly reword comments for
22149 is_return_candidate and allocate_return_reg.
22150 (output_mov_vfp): Update assert.
22151 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22153 (arm_invalid_parameter_type): Remove.
22154 (amr_invalid_return_type): Remove.
22155 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22156 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22157 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22159 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22161 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22162 * config/aarch64/arch64-protos.h
22163 (aarch64_legitimize_reload_address): Remove.
22164 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22167 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22169 * configure.ac: Add ACX_NONCANONICAL_HOST.
22170 * configure: Regenerate.
22171 * Makefile.in: Set host_noncanonical.
22173 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22176 * config/i386/i386.md (*movtf_internal): Before register allocation,
22177 do not allow FP constants for CM_MEDIUM memory model, allow only
22178 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22179 (*movxf_internal): Ditto.
22180 (*movdf_internal): Ditto.
22181 (*movsf_internal): Ditto.
22183 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22185 PR rtl-optimization/67483
22186 * combine.c (make_compound_operation): Don't call extract_left_shift
22187 with negative shift amounts.
22189 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22192 * fold-const.c (fold_checksum_tree): Allow modification
22193 of TYPE_ALIAS_SET during folding.
22195 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22196 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22197 (ix86_split_to_parts): Likewise. Fix up formatting.
22199 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22201 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22202 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
22205 2016-05-13 Nathan Sidwell <nathan@acm.org>
22207 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
22208 (nvptx_name_replacement): Delete.
22209 (write_fn_proto, write_fn_proto_from_insn,
22210 nvptx_output_call_insn): Remove nvptx_name_replacement call.
22211 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
22212 * langhooks.c (add_builtin_funcction_common): Call
22213 targetm.mangle_decl_assembler_name.
22215 * config/nvptx/nvptx.c (write_fn_proto): Handle
22216 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
22218 2016-05-13 Martin Liska <mliska@suse.cz>
22220 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
22221 and PRIu64 in printf format.
22223 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22225 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
22228 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22230 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
22231 Change --param max-completely-peeled-times to
22232 --param max-completely-peel-times in dump file printing.
22234 2016-05-13 Richard Biener <rguenther@suse.de>
22236 PR tree-optimization/42587
22237 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
22238 (find_bswap_or_nop_1): Likewise.
22239 (bswap_replace): Likewise.
22241 2016-05-13 Martin Liska <mliska@suse.cz>
22243 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22244 Initialize a variable with default value.
22246 2016-05-13 Martin Liska <mliska@suse.cz>
22248 * doc/invoke.texi: Enhance explanation of error recovery
22251 2016-05-13 Martin Liska <mliska@suse.cz>
22253 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
22254 (struct cost_pair): Change inv_expr_id (int) to inv_expr
22255 (iv_inv_expr_ent *).
22256 (struct iv_inv_expr_ent): Comment struct fields.
22257 (sort_iv_inv_expr_ent): New function.
22258 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
22259 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
22260 a hash_map between iv_inv_expr_ent and number of usages.
22261 (niter_for_exit): Fix coding style.
22262 (tree_ssa_iv_optimize_init): Use renamed variable.
22263 (determine_base_object): Fix coding style.
22264 (alloc_iv): Likewise.
22265 (find_interesting_uses_outside): Likewise.
22266 (add_candidate_1): Likewise.
22267 (add_standard_iv_candidates): Likewise.
22268 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
22269 (prepare_decl_rtl): Fix coding style.
22270 (get_address_cost): Likewise.
22271 (get_shiftadd_cost): Likewise.
22272 (force_expr_to_var_cost): Likewise.
22273 (compare_aff_trees): Likewise.
22274 (get_expr_id): Restructure the function.
22275 (get_loop_invariant_expr_id): Renamed to
22276 get_loop_invariant_expr.
22277 (get_computation_cost_at): Replace usage of inv_expr_id with
22279 (get_computation_cost): Likewise.
22280 (determine_group_iv_cost_generic): Likewise.
22281 (determine_group_iv_cost_address): Likewise.
22282 (iv_period): Fix coding style.
22283 (iv_elimination_compare_lt): Likewise.
22284 (may_eliminate_iv): Likewise.
22285 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
22287 (determine_group_iv_costs): Dump invariant expressions.
22288 (iv_ca_recount_cost): Use the newly added hash_map.
22289 (iv_ca_set_remove_invariants): Fix coding style.
22290 (iv_ca_set_add_invariants): Fix coding style.
22291 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
22293 (iv_ca_set_cp): Likewise.
22294 (iv_ca_new): Initialize the newly added hash_map and remove
22295 initialization of fields.
22296 (iv_ca_free): Delete the hash_map.
22297 (iv_ca_dump): Dump invariant expressions.
22298 (iv_ca_extend): Fix coding style.
22299 (try_add_cand_for): Likewise.
22300 (create_new_ivs): Dump information about # of avg iterations and
22301 # of used invariant expressions.
22302 (rewrite_use_compare): Fix coding style.
22303 (free_loop_data): Set default value for max_inv_expr_id.
22305 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
22307 * cse.c (rest_of_handle_cse): Use cleanup_cfg
22308 returned value cse_cfg_altered computation.
22309 (rest_of_handle_cse2): Likewise.
22310 (rest_of_handle_cse_after_global_opts): Likewise.
22312 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22315 * config/arm/arm.c (arm32_output_mi_thunk): New.
22316 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
22317 to split Thumb1 vs TARGET_32BIT functionality.
22318 (arm_thumb1_mi_thunk): New.
22320 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22322 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
22325 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22328 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
22330 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
22332 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
22333 (expand_builtin_trap): Emit a regular call.
22334 (set_builtin_user_assembler_name): Remove obsolete cases.
22335 * dse.c (scan_insn): Adjust.
22336 * except.c: Include calls.h.
22337 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
22338 emit a regular call to setjmp.
22339 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
22340 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
22341 (emit_block_move_via_libcall): Delete.
22342 (block_move_fn): Delete.
22343 (init_block_move_fn): Likewise.
22344 (emit_block_move_libcall_fn): Likewise.
22345 (emit_block_op_via_libcall): New function.
22346 (set_storage_via_libcall): Tidy up and use memset builtin.
22347 (block_clear_fn): Delete.
22348 (init_block_clear_fn): Likewise.
22349 (clear_storage_libcall_fn): Likewise.
22350 (expand_assignment): Call emit_block_move_via_libcall.
22351 Do not include gt-expr.h.
22352 * expr.h (emit_block_op_via_libcall): Declare.
22353 (emit_block_copy_via_libcall): New inline function.
22354 (emit_block_move_via_libcall): Likewise.
22355 (emit_block_comp_via_libcall): Likewise.
22356 (block_clear_fn): Delete.
22357 (init_block_move_fn): Likewise.
22358 (init_block_clear_fn): Likewise.
22359 (emit_block_move_via_libcall): Likewise.
22360 (set_storage_via_libcall): Add default parameter value.
22361 * libfuncs.h (enum libfunc_index): Remove obsolete values.
22362 (abort_libfunc): Delete.
22363 (memcpy_libfunc): Likewise.
22364 (memmove_libfunc): Likewise.
22365 (memcmp_libfunc): Likewise.
22366 (memset_libfunc): Likewise.
22367 (setbits_libfunc): Likewise.
22368 (setjmp_libfunc): Likewise.
22369 (longjmp_libfunc): Likewise.
22370 (profile_function_entry_libfunc): Likewise.
22371 (profile_function_exit_libfunc): Likewise.
22372 (gcov_flush_libfunc): Likewise.
22373 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
22374 and DECL_VISIBILITY on the declaration.
22375 (init_optabs): Do not initialize obsolete libfuncs.
22376 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
22377 * tree-core.h (ECF_RET1): Define.
22378 (ECF_TM_PURE): Adjust.
22379 (ECF_TM_BUILTIN): Likewise.
22380 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
22381 (build_common_builtin_nodes): Initialize abort builtin.
22382 Add ECF_RET1 on memcpy, memmove and memset builtins.
22383 Pass final flags for alloca and alloca_with_align builtins.
22384 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
22386 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
22387 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
22388 set_storage_via_libcall and call emit_block_copy_via_libcall.
22390 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
22392 * config/i386/i386.md (*call_got_x32): Change operand 0 to
22393 DImode before it is passed to ix86_output_call_operand.
22394 (*call_value_got_x32): Ditto for operand 1.
22396 2016-05-12 Jiong Wang <jiong.wang@arm.com>
22398 PR rtl-optimization/70904
22399 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
22400 reload for wide mode.
22402 2016-05-12 Marek Polacek <polacek@redhat.com>
22405 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
22406 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
22407 * langhooks.h (incomplete_type_error): Likewise.
22408 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
22409 parameter, pass it down to incomplete_type_error.
22410 * tree.h (size_in_bytes): New inline overload.
22411 (size_in_bytes_loc): Renamed from size_in_bytes.
22413 2016-05-12 Richard Biener <rguenther@suse.de>
22415 PR tree-optimization/71059
22416 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
22417 nary before looking up or entering the expression into the VN
22419 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
22420 Make sure to re-use NARYs without result as inserted by
22423 2016-05-12 Richard Biener <rguenther@suse.de>
22425 PR tree-optimization/71062
22426 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
22428 * tree-ssa-structalias.c (set_uids_in_ptset): Set
22429 vars_contains_restrict if the var is a restrict tag.
22430 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
22431 do not disambiguate pointers against it.
22432 (dump_points_to_solution): Re-structure and adjust for new
22433 vars_contains_restrict flag.
22434 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
22436 2016-05-12 Martin Liska <mliska@suse.cz>
22438 * doc/invoke.texi: Explain connection between
22439 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
22441 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
22443 PR tree-optimization/71006
22444 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
22445 consider COND_EXPR as a mask producer.
22447 2016-05-12 Marek Polacek <polacek@redhat.com>
22450 * opts.c (common_handle_option): Detect missing argument for --help^.
22452 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22455 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
22456 when popping the PC and within an interrupt handler routine.
22457 Add missing tab to output of "ldmfd".
22458 (output_return_instruction): Output LDMFD with SP update rather
22459 than POP when returning from interrupt handler.
22461 2016-05-12 Jakub Jelinek <jakub@redhat.com>
22463 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
22464 TARGET_64BIT && TARGET_AVX512DQ.
22465 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
22466 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
22467 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
22468 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
22469 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
22470 (*vec_extractv4si_zext): Add avx512dq alternative.
22471 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
22472 use v instead of x constraint in other alternatives where possible.
22474 * config/i386/sse.md (sse2_loadld): Use v instead of x
22475 constraint in alternatives 0,1,4.
22477 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
22478 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
22479 v constraints instead of x and <pinsr_evex_isa> isa attribute.
22482 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
22483 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
22484 is not emitted unless TARGET_AVX512BW.
22485 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
22486 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
22487 for the result operand.
22489 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
22490 constraint instead of x in avx alternatives. Use maybe_evex instead
22493 * config/i386/constraints.md (Yv): New constraint.
22494 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
22495 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
22496 * config/i386/i386.md (avx512fvecmode): New mode attr.
22497 (*pushtf): Use v constraint instead of x.
22498 (*movtf_internal): Likewise. For TARGET_AVX512VL and
22499 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
22500 (*absneg<mode>2): Use Yv constraint instead of x constraint.
22501 (*absnegtf2_sse): Likewise.
22502 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
22503 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
22504 avx512f alternatives.
22505 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
22507 2016-05-12 Richard Biener <rguenther@suse.de>
22509 PR tree-optimization/71060
22510 * tree-data-ref.c (initialize_data_dependence_relation): Do not
22511 require exact match of DR_BASE_OBJECT but only matching address and
22514 2016-05-12 Richard Biener <rguenther@suse.de>
22516 PR tree-optimization/70986
22517 * cfganal.c: Include cfgloop.h.
22518 (dfs_find_deadend): Prefer to take edges exiting loops.
22520 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22522 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
22523 compile and run time.
22525 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
22528 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
22530 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
22532 * config/i386/i386.c (legitimize_pic_address): Use
22533 copy_to_suggested_reg instead of gen_movsi.
22535 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22537 * config/rs6000/predicates.md (quad_memory_operand): Move most of
22538 the code into quad_address_p and call it to share code with
22539 vsx_quad_dform_memory_operand.
22540 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
22542 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
22543 bit instead of being a separate word. Split -mpower9-dform into
22544 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22545 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
22546 for the register class supporting 128-bit quad word memory offsets.
22547 (mode_supports_vsx_dform_quad): Helper function to return if the
22548 register class uses quad word memory offsets.
22549 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
22550 (rs6000_debug_reg_global): Always print if we are using LRA or not.
22551 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
22552 instructions are enabled, set up the appropriate addr_masks for
22554 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
22555 -mpower9-dform-scalar, instead of -mpower9-dform.
22556 (rs6000_option_override_internal): Split -mpower9-dform into two
22557 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
22558 -mpower9-dform switch sets or clears both. If we are not using
22559 the LRA register allocator, do not enable -mpower9-dform-vector by
22560 default. If we are using LRA, enable -mpower9-dform-vector and
22561 -mvsx-timode if it is appropriate. Issue a warning if either
22562 -mpower9-dform-vector or -mvsx-timode are explicitly used without
22564 (quad_address_offset_p): New helper function to return if the
22565 offset is legal for quad word memory instructions.
22566 (quad_address_p): New function to determin if GPR or vector
22567 register quad word memory addresses are legal.
22568 (mem_operand_gpr): Validate quad word address offsets.
22569 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
22570 d-form (register + offset) instructions.
22571 (offsettable_ok_by_alignment): Likewise.
22572 (rs6000_legitimate_offset_address_p): Likewise.
22573 (legitimate_lo_sum_address_p): Likewise.
22574 (rs6000_legitimize_address): Likewise.
22575 (rs6000_legitimize_reload_address): Add more debug statements for
22577 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
22578 d-form instructions.
22579 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
22580 d-form instructions. Distinguish different cases in debug
22581 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
22582 d-form instructions.
22583 (rs6000_preferred_reload_class): Likewise.
22584 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
22585 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
22586 of the ISA 2.06 indexed memory instructions.
22587 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
22588 use them to save/restore the saved vector registers instead of
22589 using Altivec instructions.
22590 (rs6000_emit_epilogue): Likewise.
22591 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
22592 (rs6000_opt_masks): Split -mpower9-dform into
22593 -mpower9-dform-scalar and -mpower9-dform-vector.
22594 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
22596 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
22597 ISA 3.0 vector indexed memory instructions, and fold the code into
22598 the normal mov<mode> patterns.
22599 (p9_vecstore_<mode>): Likewise.
22600 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
22602 (vsx_movti_64bit): Likewise.
22603 (vsx_movti_32bit): Likewise.
22604 * config/rs6000/constraints.md (wO constraint): New constraint for
22605 ISA 3.0 vector d-form support.
22606 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
22607 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
22608 include -mpower9-dform-vector until we switch over to LRA.
22609 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
22610 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22611 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
22612 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22613 for -mpower9-dform and -mlra.
22614 * doc/md.texi (wO constraint): Document wO constraint.
22616 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
22618 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
22619 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
22620 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
22621 Move handling of non-insn arguments inline into the sole user:
22622 (output_trans_func): ...here.
22623 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
22624 in emitted function prototype.
22625 (output_internal_insn_latency_func): Ditto. Simplify.
22626 (output_internal_maximal_insn_latency_func): Ditto. Delete
22627 always-unused argument.
22628 (output_insn_latency_func): Ditto.
22629 (output_maximal_insn_latency_func): Ditto.
22631 2016-05-11 Richard Biener <rguenther@suse.de>
22633 PR tree-optimization/71055
22634 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
22635 sth with precision not equal to access size verify we don't chop
22638 2016-05-11 Richard Biener <rguenther@suse.de>
22641 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
22642 (dwarf2out_finish): Move retry_incomplete_types call ...
22643 (dwarf2out_early_finish): ... here.
22645 2016-05-11 Richard Biener <rguenther@suse.de>
22647 PR middle-end/71002
22648 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
22649 if the langhook insists on it.
22650 * fold-const.c (make_bit_field_ref): Add arg for the original
22651 reference and preserve its alias-set.
22652 (decode_field_reference): Take exp by reference and adjust it
22653 to the original memory reference.
22654 (optimize_bit_field_compare): Adjust callers.
22655 (fold_truth_andor_1): Likewise.
22656 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
22658 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
22660 PR middle-end/70807
22661 * cfgrtl.h (delete_insn_and_edges): Now return bool.
22662 * cfgrtl.c (delete_insn_and_edges): Likewise.
22663 * config/i386/i386.c (convert_scalars_to_vector): Remove
22665 * cse.c (cse_insn): Compute cse_cfg_altered.
22666 (delete_trivially_dead_insns): Likewise.
22667 (cse_cc_succs): Likewise.
22668 (rest_of_handle_cse): Free dominance info if required.
22669 (rest_of_handle_cse2): Likewise.
22670 (rest_of_handle_cse_after_global_opts): Likewise.
22672 2016-05-11 Alan Modra <amodra@gmail.com>
22674 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
22675 abi_v4_pass_in_fpr): New functions.
22676 (rs6000_function_arg_boundary): Exclude complex IBM long double
22677 from 64-bit alignment when ABI_V4.
22678 (rs6000_function_arg, rs6000_function_arg_advance_1,
22679 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
22681 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
22683 PR rtl-optimization/71028
22684 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
22685 jump with just a return in the fallthrough block if the branch
22686 block contains just a return as well.
22688 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
22690 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
22691 * match.pd ((X & Y) ^ Y): ... this.
22692 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
22693 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
22695 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22697 * read-md.c (require_char_ws): New function.
22698 (read_string): Simplify using require_char_ws.
22699 (handle_constants): Likewise.
22700 (handle_enum): Likewise.
22701 (handle_file): Likewise.
22702 * read-md.h (require_char_ws): New declaration.
22703 * read-rtl.c (read_conditions): Simplify using require_char_ws.
22704 (read_mapping): Likewise.
22705 (read_rtx_code): Likewise.
22706 (read_nested_rtx): Likewise.
22708 2016-05-10 James Norris <jnorris@codesourcery.com>
22710 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
22711 if offloading is enabled and -fopenacc or -fopenmp is specified.
22712 (CRTOFFLOADEND): Likewise.
22713 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
22714 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
22716 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
22718 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
22719 gotoff_operand code paths. Use copy_to_suggested_regs and
22720 expand_simple_binop where appropriate. Cleanup.
22722 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22725 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
22727 (dimode_scalar_chain::vector_const_cost): New.
22728 (dimode_scalar_chain::compute_convert_gain): Handle constants.
22729 (dimode_scalar_chain::convert_op): Likewise.
22730 (dimode_scalar_chain::convert_insn): Likewise.
22732 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22734 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
22735 unary operation, not a binary one.
22737 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22739 PR middle-end/70877
22740 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
22741 calls with type casted fndecl.
22743 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22745 PR tree-optimization/70786
22746 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
22747 * calls.c (initialize_argument_information): Bind bounds
22748 with corresponding args passed by reference.
22750 2016-05-10 Jakub Jelinek <jakub@redhat.com>
22753 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
22754 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
22755 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
22758 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22761 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
22762 code for a zero scale factor.
22763 (vsx_xvcvdpuxds_scale): Likewise.
22765 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22767 * diagnostic-show-locus.c (layout::layout): Call show_ruler
22768 if show_ruler_p was set on the context.
22769 (layout::show_ruler): New method.
22770 * diagnostic.h (struct diagnostic_context): Add field
22773 2016-05-10 Richard Biener <rguenther@suse.de>
22775 PR tree-optimization/71039
22776 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
22777 (chk_uses): New function.
22778 (propagate_with_phi): Verify we can safely replicate the lhs of an
22779 aggregate assignment on all incoming edges.
22781 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
22783 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
22785 (rx_atomic_sequence): New class.
22786 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
22787 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
22789 (rx_atomic_sequence::rx_atomic_sequence,
22790 rx_atomic_sequence::~rx_atomic_sequence): New functions.
22791 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
22792 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
22793 CTRLREG_INTB): New constants.
22794 (FETCHOP): New code iterator.
22795 (fethcop_name, fetchop_name2): New iterator code attributes.
22796 (QIHI): New mode iterator.
22797 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
22798 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
22799 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
22801 2016-05-10 Martin Liska <mliska@suse.cz>
22803 * tree-inline.c (remap_dependence_clique): Do not remap
22804 debugging statements.
22806 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22808 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
22809 ("*fixuns_truncdfdi2_z13")
22810 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
22811 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
22812 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
22814 2016-05-10 Richard Biener <rguenther@suse.de>
22816 PR tree-optimization/70497
22817 PR tree-optimization/28367
22818 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
22820 (visit_reference_op_load): ... here.
22821 (vn_reference_lookup_3): Use it to handle subreg-like accesses
22822 with simplified BIT_FIELD_REFs.
22823 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
22824 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
22827 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22829 * dwarf2out.c (add_abstract_origin_attribute): Adjust
22830 documentation comment. For BLOCK nodes, add a
22831 DW_AT_abstract_origin attribute that points to the DIE generated
22832 for the origin BLOCK.
22833 (gen_lexical_block_die): Call add_abstract_origin_attribute for
22834 blocks from inlined functions.
22836 2016-05-10 Alan Modra <amodra@gmail.com>
22839 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
22840 regrename modifying insns saving lr before __morestack call.
22841 * config/rs6000/rs6000.md (split_stack_return): Similarly for
22842 insns restoring lr after __morestack call.
22844 2016-05-09 Jakub Jelinek <jakub@redhat.com>
22846 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
22847 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
22849 * config/i386/sse.md (vec_interleave_high<mode>,
22850 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
22851 <avx512>_vpermt2var<mode>3_maskz): Likewise.
22853 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22855 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
22856 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
22857 parallel reassociation for power8 and forward.
22859 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
22861 * config/i386/i386.md (absneg splitters with general regs): Use
22862 general_reg_operand predicate.
22863 (btsq peephole2): Use x86_64_immediate_operand to check if new
22864 value is suitable for immediate operand. Generate emitted insn
22865 using RTL expressions.
22866 (btcq peephole2): Ditto.
22867 (btrq peephole2): Ditto. Generate correct immediate operand
22870 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22872 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
22875 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22877 * tree-affine.c (wide_int_constant_multiple_p): Add missing
22878 pointer dereference.
22880 2016-05-09 Richard Biener <rguenther@suse.de>
22882 PR tree-optimization/70985
22883 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
22884 op0 isn't a gimple register.
22886 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
22888 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
22889 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
22890 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
22891 (i6400_fpu_mult): New cpu units.
22892 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
22893 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
22894 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
22895 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
22896 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
22897 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
22898 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
22899 (i6400_msa_long_float4, i6400_msa_long_float5)
22900 (i6400_msa_long_float8, i6400_msa_fdiv_df)
22901 (i6400_msa_fdiv_sf): New reservations.
22902 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
22903 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
22904 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
22905 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
22906 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
22907 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
22908 (msa_short_cmp, msa_short_float2, msa_short_logic3)
22909 (msa_short_store4, msa_long_load, msa_short_store)
22910 (msa_long_logic, msa_long_float2, msa_long_float4)
22911 (msa_long_float5, msa_long_float8, msa_long_mult)
22912 (msa_long_fdiv, msa_long_div): New reservations.
22914 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
22915 Sameera Deshpande <sameera.deshpande@imgtec.com>
22916 Matthew Fortune <matthew.fortune@imgtec.com>
22917 Graham Stott <graham.stott@imgtec.com>
22918 Chao-ying Fu <chao-ying.fu@imgtec.com>
22920 * config.gcc: Add MSA header file for mips*-*-* target.
22921 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
22922 (Ubv8i, Urv8): New constraints.
22923 * config/mips/mips-ftypes.def: Add function types for MSA
22925 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
22926 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
22927 * config/mips/mips-msa.md: New file.
22928 * config/mips/mips-protos.h
22929 (mips_split_128bit_const_insns): New prototype.
22930 (mips_msa_idiv_insns): Likewise.
22931 (mips_split_128bit_move): Likewise.
22932 (mips_split_128bit_move_p): Likewise.
22933 (mips_split_msa_copy_d): Likewise.
22934 (mips_split_msa_insert_d): Likewise.
22935 (mips_split_msa_fill_d): Likewise.
22936 (mips_expand_msa_branch): Likewise.
22937 (mips_const_vector_same_val_p): Likewise.
22938 (mips_const_vector_same_bytes_p): Likewise.
22939 (mips_const_vector_same_int_p): Likewise.
22940 (mips_const_vector_shuffle_set_p): Likewise.
22941 (mips_const_vector_bitimm_set_p): Likewise.
22942 (mips_const_vector_bitimm_clr_p): Likewise.
22943 (mips_msa_vec_parallel_const_half): Likewise.
22944 (mips_msa_output_division): Likewise.
22945 (mips_ldst_scaled_shift): Likewise.
22946 (mips_expand_vec_cond_expr): Likewise.
22947 * config/mips/mips.c (enum mips_builtin_type): Add
22948 MIPS_BUILTIN_MSA_TEST_BRANCH.
22949 (mips_gen_const_int_vector_shuffle): New prototype.
22950 (mips_const_vector_bitimm_set_p): New function.
22951 (mips_const_vector_bitimm_clr_p): Likewise.
22952 (mips_const_vector_same_val_p): Likewise.
22953 (mips_const_vector_same_bytes_p): Likewise.
22954 (mips_const_vector_same_int_p): Likewise.
22955 (mips_const_vector_shuffle_set_p): Likewise.
22956 (mips_symbol_insns): Forbid loading symbols via immediate for
22958 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
22960 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
22962 (mips_lx_address_p): Add support load indexed address for MSA.
22963 (mips_address_insns): Add calculation of instructions needed for
22964 stores and loads for MSA.
22965 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
22966 CONST_VECTOR for MSA and let it fall through.
22967 (mips_ldst_scaled_shift): New function.
22968 (mips_subword_at_byte): Likewise.
22969 (mips_msa_idiv_insns): Likewise.
22970 (mips_legitimize_move): Validate MSA moves.
22971 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
22972 calculation of costs for MSA division.
22973 (mips_split_move_p): Check if MSA moves need splitting.
22974 (mips_split_move): Split MSA moves if necessary.
22975 (mips_split_128bit_move_p): New function.
22976 (mips_split_128bit_move): Likewise.
22977 (mips_split_msa_copy_d): Likewise.
22978 (mips_split_msa_insert_d): Likewise.
22979 (mips_split_msa_fill_d): Likewise.
22980 (mips_output_move): Handle MSA moves.
22981 (mips_expand_msa_branch): New function.
22982 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
22983 Reinstate 'y' modifier.
22984 (mips_file_start): Add MSA .gnu_attribute.
22985 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
22987 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
22988 (mips_class_max_nregs): Add register size for MSA supported mode.
22989 (mips_cannot_change_mode_class): Allow conversion between MSA
22990 vector modes and TImode.
22991 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
22993 (mips_secondary_reload_class): Force MSA loads/stores via memory.
22994 (mips_preferred_simd_mode): Add preffered modes for MSA.
22995 (mips_vector_mode_supported_p): Add MSA supported modes.
22996 (mips_autovectorize_vector_sizes): New function.
22997 (mips_msa_output_division): Likewise.
22998 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
22999 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
23000 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
23001 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
23002 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
23003 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
23004 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
23005 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
23006 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
23007 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
23008 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
23009 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
23010 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
23011 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
23012 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
23013 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
23014 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
23015 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
23016 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
23017 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
23018 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
23019 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
23020 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
23021 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
23022 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
23023 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
23024 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
23025 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
23026 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
23027 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
23028 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
23029 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
23030 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
23031 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
23032 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
23033 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
23034 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
23035 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
23036 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
23037 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
23038 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
23039 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
23040 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
23041 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
23042 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23043 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23044 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23045 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23046 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23047 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23048 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23049 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23050 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
23051 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
23052 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
23053 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
23054 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
23055 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
23056 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
23057 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
23058 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
23059 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
23060 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
23061 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
23062 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
23063 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
23064 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
23065 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
23066 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
23067 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
23068 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
23069 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
23070 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
23071 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
23072 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
23073 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
23074 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
23075 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
23076 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
23077 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
23078 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
23079 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
23080 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
23081 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
23082 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
23083 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
23084 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
23085 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
23086 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
23087 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
23088 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
23089 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
23090 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
23091 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
23092 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
23093 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
23094 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
23095 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
23096 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
23097 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
23098 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
23099 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
23100 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
23101 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
23102 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
23103 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
23104 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
23105 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
23106 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
23107 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
23108 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
23109 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
23110 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
23111 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
23112 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
23113 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
23114 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23115 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23116 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23117 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23118 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23119 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23120 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23121 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23122 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23123 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23124 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23125 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23126 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23127 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23128 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23129 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23130 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23131 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23132 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23133 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23134 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23135 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23136 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23137 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23138 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23139 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23140 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23141 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23142 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23143 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23144 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23145 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23146 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23147 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23148 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23150 (mips_get_builtin_decl_index): New array.
23151 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23152 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23153 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23154 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23155 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23157 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23159 (mips_expand_builtin_insn): Prepare operands for
23160 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23161 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23162 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23163 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23164 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23165 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23166 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23167 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23168 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23169 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23170 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23171 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23172 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23173 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23174 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23175 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23176 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23177 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23178 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23179 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23180 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23181 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23182 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23183 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23184 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23185 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23186 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23187 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23188 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23189 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23190 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23191 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23192 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23193 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23194 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23195 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23196 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23197 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23198 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23199 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23200 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23201 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23202 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23203 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23204 These are set implicitly and an error is reported if overridden.
23205 (mips_expand_builtin_msa_test_branch): New function.
23206 (mips_expand_msa_shuffle): Likewise.
23207 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
23208 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
23209 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
23210 (mips_expand_vec_unpack): Add support for MSA.
23211 (mips_expand_vector_init): Likewise.
23212 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
23213 instead of const0_rtx.
23214 (mips_msa_vec_parallel_const_half): New function.
23215 (mips_gen_const_int_vector): Likewise.
23216 (mips_gen_const_int_vector_shuffle): Likewise.
23217 (mips_expand_msa_cmp): Likewise.
23218 (mips_expand_vec_cond_expr): Likewise.
23219 * config/mips/mips.h
23220 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
23221 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
23223 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
23224 (ISA_HAS_MSA): New macro.
23225 (UNITS_PER_MSA_REG): Likewise.
23226 (BITS_PER_MSA_REG): Likewise.
23227 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
23228 (MSA_REG_FIRST): New macro.
23229 (MSA_REG_LAST): Likewise.
23230 (MSA_REG_NUM): Likewise.
23231 (MSA_REG_P): Likewise.
23232 (MSA_REG_RTX_P): Likewise.
23233 (MSA_SUPPORTED_MODE_P): Likewise.
23234 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
23235 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
23236 * config/mips/mips.md: Include mips-msa.md.
23237 (alu_type): Add simd_add.
23238 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
23239 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
23240 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
23241 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
23242 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
23243 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
23244 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
23245 simd_move, simd_load, simd_store. Choose "multi" for moves
23247 (qword_mode): New attribute.
23248 (insn_count): Add instruction count for quad moves.
23249 Increase the count for MIPS SIMD division.
23250 (UNITMODE): Add UNITMODEs for vector types.
23251 (addsub): New code iterator.
23252 * config/mips/mips.opt (mmsa): New option.
23253 * config/mips/msa.h: New file.
23254 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
23256 * config/mips/mti-linux.h: Likewise.
23257 * config/mips/predicates.md
23258 (const_msa_branch_operand): New constraint.
23259 (const_uimm3_operand): Likewise.
23260 (const_uimm4_operand): Likewise.
23261 (const_uimm5_operand): Likewise.
23262 (const_uimm8_operand): Likewise.
23263 (const_imm5_operand): Likewise.
23264 (aq10b_operand): Likewise.
23265 (aq10h_operand): Likewise.
23266 (aq10w_operand): Likewise.
23267 (aq10d_operand): Likewise.
23268 (const_m1_operand): Likewise.
23269 (reg_or_m1_operand): Likewise.
23270 (const_exp_2_operand): Likewise.
23271 (const_exp_4_operand): Likewise.
23272 (const_exp_8_operand): Likewise.
23273 (const_exp_16_operand): Likewise.
23274 (const_vector_same_val_operand): Likewise.
23275 (const_vector_same_simm5_operand): Likewise.
23276 (const_vector_same_uimm5_operand): Likewise.
23277 (const_vector_same_uimm6_operand): Likewise.
23278 (const_vector_same_uimm8_operand): Likewise.
23279 (par_const_vector_shf_set_operand): Likewise.
23280 (reg_or_vector_same_val_operand): Likewise.
23281 (reg_or_vector_same_simm5_operand): Likewise.
23282 (reg_or_vector_same_uimm6_operand): Likewise.
23283 * doc/extend.texi (MIPS SIMD Architecture Functions): New
23285 * doc/invoke.texi (-mmsa): Document new option.
23287 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23289 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
23290 * configure: Regenerate.
23291 * config.in: Regenerate.
23292 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
23293 on -fvtable-verify.
23294 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
23295 (ENDFILE_VTV_SPEC): Define.
23297 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
23299 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
23300 registers in all interrupt handlers if necessary.
23301 (rl78_option_override): Add warning.
23302 (MUST_SAVE_MDUC_REGISTERS): New macro.
23303 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
23304 * config/rl78/rl78.c (check_mduc_usage): New function.
23305 (mduc_regs): New structure to hold MDUC register data.
23306 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
23307 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
23308 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
23309 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
23310 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
23311 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
23313 2016-05-09 Bin Cheng <bin.cheng@arm.com>
23315 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
23316 (tree-ssa-loop-niter.h): Ditto.
23317 (idx_within_array_bound, ref_within_array_bound): New functions.
23318 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
23319 Factor out check on writable base object to ...
23320 (base_object_writable): ... here.
23322 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23324 * config/arm/arm.md (probe_stack): Add modes to set source
23327 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
23329 * regrename.c (base_reg_class_for_rename): New static function.
23330 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
23332 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
23334 * cgraph.c (thunk_adjust): Export.
23335 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
23336 * cgraphunit.c (thunk_adjust): Export.
23337 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
23339 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
23341 * tree-inline.c (expand_call_inline): Expand thunks inline.
23343 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
23346 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
23347 (*sse2_vd_cvtss2sd): Ditto.
23348 * config/i386/i386.md
23349 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
23350 Generate *sse2_vd_cvtsd2ss pattern.
23351 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
23352 Generate *sse2_vd_cvtss2sd pattern.
23354 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23356 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
23357 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
23360 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23362 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
23363 * config/sh/sh.c: Define and declare variables on first use throughout
23365 (current_function_interrupt): Change to bool type.
23366 (frame_insn): Rename to emit_frame_insn and update users.
23367 (push_regs): Use bool for 'interrupt_handler' argument.
23368 (save_schedule_s): Remove.
23369 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
23370 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
23371 targetm.asm_out.unaligned_op.di.
23372 (gen_far_branch): Remove redundant forward declaration.
23373 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
23374 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
23375 (sh_set_return_address, sh_function_ok_for_sibcall,
23376 scavenge_reg): Update comments.
23377 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
23378 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
23379 (sh_attr_renesas_p): Remove unnecessary parentheses.
23380 (branch_dest): Simplify.
23381 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
23382 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
23383 (CUMULATIVE_ARGS): Change macro to typedef.
23384 (current_function_interrupt): Change to bool type.
23385 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
23386 Surround with __cplusplus ifdef.
23387 (sh_compare_op0, sh_compare_op1): Remove.
23388 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
23390 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
23392 * config/arm/arm.md (arch): Add neon.
23393 (arch_enabled): Return yes for arch neon when TARGET_NEON.
23394 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
23395 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
23396 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
23397 attributes for alt renumbering. Mark alt 3 as non-predicable.
23398 (thumb2_movdf_vfp): Likewise.
23400 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
23402 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
23403 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
23404 (*andqi_1): Add preferred_for_speed attribute to disparage
23405 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
23406 (*<code>qi_1): Ditto.
23407 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
23408 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
23409 (*ashlqi3_1): Ditto.
23410 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
23411 Add preferred_for_size attribute to disparage alternative 0 and
23412 preferred_for_speed attribute to disparage alternative 1 for
23413 TARGET_PARTIAL_REG_STALL targets.
23415 2016-05-07 Tom de Vries <tom@codesourcery.com>
23417 PR tree-optimization/70956
23418 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
23421 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
23423 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
23424 * config/sh/sh.c (sh_cbranch_distance): Implement it.
23425 * config/sh/sh.md (branch_zero): Remove define_attr.
23426 (define_delay): Disable delay slot if branch distance is one insn.
23428 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23430 * config/i386/i386.md (LEAMODE): New mode attribute.
23431 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
23432 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
23433 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
23434 operand 2 predicate.
23435 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
23436 (*lea<mode>_general_3): Ditto.
23437 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
23439 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23441 * genmddump.c (main): Convert argv from char ** to const char **.
23443 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23445 * coretypes.h (OVERRIDE): New macro.
23446 (FINAL): New macro.
23448 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
23450 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
23451 allow coalescing if the types are compatible.
23453 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23455 * pass_manager.h (pass_manager::register_pass_name): New method.
23456 (pass_manager::get_pass_by_name): New method.
23457 (pass_manager::create_pass_tab): New method.
23458 (pass_manager::m_name_to_pass_map): New field.
23459 * passes.c (name_to_pass_map): Delete global in favor of field
23460 "m_name_to_pass_map" of pass_manager.
23461 (register_pass_name): Rename from a function to...
23462 (pass_manager::register_pass_name): ...this method, updating
23463 for renaming of global "name_to_pass_map" to field
23464 "m_name_to_pass_map".
23465 (create_pass_tab): Rename from a function to...
23466 (pass_manager::create_pass_tab): ...this method, updating
23467 for renaming of global "name_to_pass_map" to field.
23468 (get_pass_by_name): Rename from a function to...
23469 (pass_manager::get_pass_by_name): ...this method.
23470 (enable_disable_pass): Convert use of get_pass_by_name to
23471 a method call, locating the pass_manager singleton.
23473 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23475 * genattr-common.c (main): Convert argv from char ** to const char **.
23476 * genattr.c (main): Likewise.
23477 * genattrtab.c (main): Likewise.
23478 * genautomata.c (initiate_automaton_gen): Likewise.
23480 * gencodes.c (main): Likewise.
23481 * genconditions.c (main): Likewise.
23482 * genconfig.c (main): Likewise.
23483 * genconstants.c (main): Likewise.
23484 * genemit.c (main): Likewise.
23485 * genenums.c (main): Likewise.
23486 * genextract.c (main): Likewise.
23487 * genflags.c (main): Likewise.
23488 * genmddeps.c (main): Likewise.
23489 * genopinit.c (main): Likewise.
23490 * genoutput.c (main): Likewise.
23491 * genpeep.c (main): Likewise.
23492 * genpreds.c (main): Likewise.
23493 * genrecog.c (main): Likewise.
23494 * gensupport.c (init_rtx_reader_args_cb): Likewise.
23495 (init_rtx_reader_args): Likewise.
23496 * gensupport.h (init_rtx_reader_args_cb): Likewise.
23497 (init_rtx_reader_args): Likewise.
23498 * gentarget-def.c (main): Likewise.
23499 * read-md.c (read_md_files): Likewise.
23500 * read-md.h (read_md_files): Likewise.
23502 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23504 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
23505 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
23506 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
23507 Remove unused predicate.
23508 (register_and_not_fp_reg_operand): Ditto.
23510 2016-05-06 Martin Liska <mliska@suse.cz>
23512 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
23513 instead of vec as the vector is local to the function.
23515 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23517 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
23518 avx512bw alternative.
23520 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
23521 before the ashr<mode>3 pattern.
23523 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
23524 v instead of x in vex or maybe_vex alternatives, use
23525 maybe_evex instead of vex in prefix.
23527 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
23528 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
23529 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
23530 in vex or maybe_vex alternatives, use maybe_evex instead of vex
23533 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
23534 v instead of x in vex or maybe_vex alternatives, use
23535 maybe_evex instead of vex in prefix.
23537 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
23538 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
23539 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
23540 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
23541 alternatives, use maybe_evex instead of vex in prefix.
23543 * config/i386/sse.md (vec_interleave_lowv4sf,
23544 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
23545 v instead of x in vex or maybe_vex alternatives, use
23546 maybe_evex instead of vex in prefix.
23548 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
23549 v instead of x in vex or maybe_vex alternatives, use
23550 maybe_evex instead of vex in prefix.
23552 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
23553 v constraint instead of x.
23555 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
23557 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
23558 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
23561 2016-05-06 Richard Biener <rguenther@suse.de>
23563 PR tree-optimization/70948
23564 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
23565 Properly clobber all fields of va_list for __builtin_va_start.
23567 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
23570 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
23571 loop latch destination.
23573 2016-05-06 Martin Liska <mliska@suse.cz>
23575 * tree-ssa-uninit.c: Apply manual changes
23576 to the GNU coding style.
23577 (prune_uninit_phi_opnds): Rename from
23578 prune_uninit_phi_opnds_in_unrealizable_paths.
23580 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23582 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
23583 mspace): Remove deprecated options.
23584 * doc/invoke.texi (SH options): Remove -mspace.
23586 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23588 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
23590 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23592 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
23593 corresponding combine split pattern.
23595 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23598 * config/sh/predicates.md (long_displacement_mem_operand): New.
23599 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
23600 Add movi20, movi20s alternatives. Adjust length attribute for
23602 (movsi_ie): Allow for any FPU. Adjust length attribute for
23604 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
23605 attribute for alternatives.
23606 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
23607 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
23608 length attribute for alternatives.
23610 2016-05-06 Richard Biener <rguenther@suse.de>
23612 PR tree-optimization/70960
23613 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
23615 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23618 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
23619 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
23621 2016-05-06 Marek Polacek <polacek@redhat.com>
23624 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
23626 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23629 * config/sh/sh.md (*rotcr): Add another variant.
23631 2016-05-06 Richard Biener <rguenther@suse.de>
23633 PR middle-end/70931
23634 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
23636 2016-05-06 Richard Biener <rguenther@suse.de>
23638 PR middle-end/70941
23639 * fold-const.c (split_tree): Always convert to the original type
23642 2016-05-06 Richard Biener <rguenther@suse.de>
23644 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
23645 (fwprop_addr): Likewise.
23647 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23650 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
23652 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
23653 * config/i386/i386.md (push mem splitter): Use find_constant_src in
23654 the splitter condition.
23655 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
23656 the splitter condition.
23657 (FP float_extend load splitter): Ditto.
23659 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
23661 * config/i386/i386.md (peehole2 patterns): Change true_regnum
23662 to REGNO in all peephole2 patterns.
23663 (post-reload splitters): Change true_regnum to REGNO in
23664 post-reload splitters.
23665 (zero_extend splitters): Use general_reg_operand and
23666 nonimmediate_gr_operand predicates.
23668 2016-05-05 Jakub Jelinek <jakub@redhat.com>
23670 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
23671 v constraint instead of x.
23673 2016-05-05 Alan Modra <amodra@gmail.com>
23676 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
23677 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
23678 TARGET_NO_FP_IN_TOC for -mrelocatable.
23679 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
23680 TARGET_RELOCATABLE test.
23681 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23682 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23683 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23684 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23685 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23686 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23687 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23688 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23689 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
23690 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23692 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
23693 (rs6000_stack_info): Likewise.
23694 (rs6000_elf_asm_out_constructor): Likewise.
23695 (rs6000_elf_asm_out_destructor): Likewise.
23696 (rs6000_elf_declare_function_name): Likewise.
23697 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
23698 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
23701 2016-05-05 Alan Modra <amodra@gmail.com>
23703 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
23705 2016-05-05 Alan Modra <amodra@gmail.com>
23707 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
23708 out-of-line gpr restore for one or two regs if that would add
23711 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
23714 * config/i386/i386.md
23715 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
23716 Change to post-epilogue_completed late splitter. Use sse_reg_operand
23717 as operand 0 predicate.
23718 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
23720 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
23721 Ditto. Emit the pattern using RTX.
23723 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
23724 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
23725 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
23726 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
23728 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
23729 sse_reg_operand as operand 0 predicate.
23731 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
23732 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
23733 instead of gen_rtx_REG.
23734 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
23737 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23739 * function.c (emit_use_return_register_into_block): Delete.
23740 (gen_return_pattern): Delete.
23741 (emit_return_into_block): Delete.
23742 (active_insn_between): Delete.
23743 (convert_jumps_to_returns): Delete.
23744 (emit_return_for_exit): Delete.
23745 (thread_prologue_and_epilogue_insns): Delete all code dealing with
23746 simple_return for shrink-wrapped blocks.
23747 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
23748 end of blocks that need one.
23749 (get_unconverted_simple_return): Delete.
23750 (convert_to_simple_return): Delete.
23751 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
23752 (convert_to_simple_return): Ditto.
23754 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23756 * cfgcleanup.c (bb_is_just_return): New function.
23757 (try_optimize_cfg): Simplify jumps to return, branches to return,
23758 and branches around return.
23760 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23762 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
23763 branch to a return.
23765 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23769 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
23770 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
23771 assert flags & OEP_HASH_CHECK, instead of asserting it
23772 never happens. Handle TARGET_EXPR.
23773 * fold-const.c (operand_equal_p): For hash verification,
23774 or in OEP_HASH_CHECK into flags.
23776 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
23778 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
23780 (compute_samebase_partition_bases): Fix typo.
23782 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23784 * config/i386/sse.md (vec_interleave_highv8sf,
23785 vec_interleave_lowv8sf, vec_interleave_highv4df,
23786 vec_interleave_lowv4df): Remove constraints from expanders.
23788 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
23790 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23792 * tree-inline.c (expand_call_inline): Fix path dealing with
23793 making lhs of call statement undefined.
23795 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23797 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
23798 Check availability on NODE, too.
23799 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
23800 (cgraph_node::call_for_symbol_and_aliases): Likewise.
23801 (varpool_node::call_for_symbol_and_aliase): Likewise.
23802 * ipa-pure-const.c (add_new_function): Analyze all bodies.
23803 (propagate_pure_const): Propagate across interposable functions, too.
23804 (skip_function_for_local_pure_const): Do not skip interposable bodies
23806 (pass_local_pure_const::execute): Update.
23808 2016-05-04 Marek Polacek <polacek@redhat.com>
23810 * doc/invoke.texi: Document -Wdangling-else.
23812 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23814 * config.gcc: Error out when conflicting multilib is detected. Do not
23815 loop over multilibs since no combination is legal.
23817 2016-05-04 Alan Modra <amodra@gmail.com>
23819 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
23820 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
23821 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23824 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
23826 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
23827 Clean up p5600 comments.
23829 2016-05-04 Richard Biener <rguenther@suse.de>
23831 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
23832 constructor simplifications.
23833 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
23835 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
23837 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
23838 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
23839 result.set_rtx is null instead of aborting.
23840 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
23842 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
23843 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
23844 *mov<mode>_store_postinc): New patterns.
23846 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
23848 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
23849 as commutative. Check both conversions are NOP.
23850 ((A & B) OP (C & B)): Remove.
23852 2016-05-04 Alan Modra <amodra@gmail.com>
23854 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
23856 2016-05-04 Alan Modra <amodra@gmail.com>
23859 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
23860 when cr2,3,4 are all fixed regs.
23862 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
23864 PR rtl-optimization/57193
23865 * opts.c (default_options_table): Revert OPT_frename_registers change.
23866 * doc/invoke.texi (-frename-registers, -O2): Likewise.
23868 2016-05-03 Martin Sebor <msebor@redhat.com>
23871 * builtins.c (fold_builtin_FILE): New function.
23872 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
23873 (fold_builtin_0): Call them.
23874 * gimplify.c (gimplify_call_expr): Remove the handling of
23875 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
23878 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
23879 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
23883 * doc/extend.texi (Function Names as Strings): Update __func__,
23884 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
23887 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23888 Richard Biener <rguenther@suse.de>
23890 PR tree-optimization/70916
23891 * tree-if-conv.c: Include cfganal.h.
23892 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
23893 and remove_fake_exit_edges around the optimization pass.
23895 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
23897 * cgraph.c (symbol_table::create_edge): Set inline_failed.
23898 (cgraph_edge::make_direct): Likewise.
23899 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
23900 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
23901 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
23902 (CIF_THUNK): New code.
23903 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
23904 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
23905 (compute_inline_parameters): Set inline_failed for thunks.
23906 (inline_analyze_function): Cleanup.
23907 * ipa-inline.c (can_inline_edge_p): Do not deal with
23908 call_stmt_cannot_inline_p.
23909 (can_early_inline_edge_p): Likewise.
23910 (early_inliner): Initialize inline_failed.
23911 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
23913 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
23915 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
23916 from nonimm_ssenomem_operand.
23917 (nonimm_ssenomem_operand): New predicate.
23918 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
23919 as operand 0 predicate.
23920 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
23921 Disable unsupported alternatives using "enabled" attribute.
23922 Use register_ssemem_operand as operand 0 predicate.
23923 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
23925 2016-05-03 Marek Polacek <polacek@redhat.com>
23928 * input.c (expansion_point_location): New function.
23929 * input.h (expansion_point_location): Declare.
23931 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
23933 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
23934 occurence with frame_offset_ ones.
23936 2016-05-03 Alan Modra <amodra@gmail.com>
23938 PR rtl-optimization/70890
23939 * ira.c (combine_and_move_insns): When moving def_insn, remove
23940 equivs on use_insn.
23942 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
23944 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
23945 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
23946 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
23947 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
23949 2016-05-03 Alan Modra <amodra@gmail.com>
23951 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
23952 for SAVE_MULTIPLE/STORE_MULTIPLE.
23954 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23956 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
23957 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
23959 2016-05-03 Richard Biener <rguenther@suse.de>
23961 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
23963 (gimplify_arg): Likewise.
23964 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
23965 re-writing the result to a decl if required.
23966 (internal_get_tmp_var): Add allow_ssa parameter
23967 and override into_ssa with it.
23968 (get_formal_tmp_var): Adjust.
23969 (get_initialized_tmp_var): Add allow_ssa parameter.
23970 (gimplify_arg): Add allow_ssa parameter and avoid generating
23971 SSA names for the result false.
23972 (gimplify_call_expr): If the call may return twice do not
23973 gimplify parameters into SSA.
23974 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
23975 (gimplify_modify_expr): Adjust assert. For noreturn calls
23976 with a SSA name LHS adjust its def.
23977 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
23978 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
23979 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
23980 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
23981 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
23982 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
23983 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
23984 (optimize_target_teams): Do not allow SSA names for clause operands.
23985 (gimplify_expr): Likewise for where we mark the result addressable.
23986 * passes.def (pass_init_datastructures): Remove.
23987 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
23988 (rewrite_stmt): Likewise.
23989 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
23990 (replace_locals_op): Replace SSA names.
23991 (copy_gimple_seq_and_replace_locals): Init src_cfun.
23992 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
23993 * cgraph.c (release_function_body): Free CFG annotations only
23994 when we have a CFG. Simplify.
23995 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
23996 force_gimple_operand instead of get_initialized_tmp_var.
23997 * tree-pass.h (make_pass_init_datastructures): Remove.
23998 * tree-ssa.c (execute_init_datastructures): Remove.
23999 (pass_data_init_datastructures): Likewise.
24000 (class pass_init_datastructures): Likewise.
24001 (make_pass_init_datastructures): Likewise.
24002 * omp-low.c (create_omp_child_function): Init SSA data structures.
24003 (grid_expand_target_grid_body): Likewise.
24004 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
24005 name before adding it to names_to_release.
24006 (remove_bb): Always release SSA defs.
24007 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
24008 before dereferencing it.
24009 * cgraphunit.c (init_lowered_empty_function): Always
24010 int SSA data structures.
24011 * tree-ssanames.c (release_defs): Remove assert that we are in
24013 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
24015 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24016 Uros Bizjak <ubizjak@gmail.com>
24018 PR rtl-optimization/70467
24019 * config/i386/predicates.md (x86_64_hilo_int_operand,
24020 x86_64_hilo_general_operand): New predicates.
24021 * config/i386/constraints.md (Wd): New constraint.
24022 * config/i386/i386.md (mode attr di): Use Wd instead of e.
24023 (general_hilo_operand): New mode attr.
24024 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
24025 instead of <general_operand>.
24026 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
24027 x86_64_hilo_general_operand instead of <general_operand>.
24029 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24031 PR tree-optimization/70916
24032 * tree-if-conv.c (constant_or_ssa_name): Removed.
24033 (fold_build_cond_expr): Use is_gimple_val instead of
24034 constant_or_ssa_name.
24036 PR tree-optimization/70916
24037 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
24038 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
24041 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
24042 (optimize_atomic_bit_test_and): New function.
24043 (pass_fold_builtins::execute): Use it.
24044 * optabs.def (atomic_bit_test_and_set_optab,
24045 atomic_bit_test_and_complement_optab,
24046 atomic_bit_test_and_reset_optab): New optabs.
24047 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
24048 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
24049 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
24050 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
24051 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
24052 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
24053 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
24054 * doc/md.texi (atomic_bit_test_and_set@var{mode},
24055 atomic_bit_test_and_complement@var{mode},
24056 atomic_bit_test_and_reset@var{mode}): Document.
24057 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
24058 atomic_bit_test_and_complement<mode>,
24059 atomic_bit_test_and_reset<mode>): New expanders.
24060 (atomic_bit_test_and_set<mode>_1,
24061 atomic_bit_test_and_complement<mode>_1,
24062 atomic_bit_test_and_reset<mode>_1): New insns.
24064 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
24066 PR rtl-optimization/70687
24067 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
24068 instead of unsigned HOST_WIDE_INT.
24070 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
24072 PR rtl-optimization/44281
24073 * hard-reg-set.h (struct target_hard_regs): New field
24074 x_fixed_nonglobal_reg_set.
24075 (fixed_nonglobal_reg_set): New macro.
24076 * reginfo.c (init_reg_sets_1): Initialize it.
24077 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
24079 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
24081 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24083 PR tree-optimization/56541
24084 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
24085 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
24086 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
24087 (any_complicated_phi): new static variable.
24088 (aggressive_if_conv): delete.
24089 (if_convertible_phi_p): support phis with more than two arguments.
24090 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
24091 critical pred edges.
24092 (ifcvt_split_critical_edges): support phis with more than two
24093 arguments by checking new parameter. only split critical edges
24095 (tree_if_conversion): handle simd pragma marked loop using new
24096 local variable aggressive_if_conv. check any_complicated_phi.
24098 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24100 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
24103 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24105 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
24108 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
24110 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
24111 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
24112 define_insn_and_split.
24113 (mulsi3_i): New define_insn_and_split.
24114 (mulsi3_call): Convert to define_insn.
24115 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24116 Remove constraints.
24118 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24120 * machmode.h (mode_complex): Add support to give the complex mode
24122 (GET_MODE_COMPLEX_MODE): Likewise.
24123 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24124 stored by build_complex_type and gfc_build_complex_type instead of
24125 trying to figure out the appropriate mode based on the size. Raise
24126 an assertion error, if the type was not set.
24127 * genmodes.c (struct mode_data): Add field for the complex type of
24129 (blank_mode): Likewise.
24130 (make_complex_modes): Remember the complex mode created in the
24132 (emit_mode_complex): Write out the mode_complex array to map a
24133 type mode to the complex version.
24134 (emit_insn_modes_c): Likewise.
24135 * tree.c (build_complex_type): Set the complex type to use before
24136 calling layout_type.
24137 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24138 support for __float128 complex datatypes.
24139 (rs6000_hard_regno_mode_ok): Likewise.
24140 (rs6000_setup_reg_addr_masks): Likewise.
24141 (rs6000_complex_function_value): Likewise.
24142 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24143 __float128 and __ibm128 complex.
24144 (FLOAT128_IBM_P): Likewise.
24145 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24146 * doc/extend.texi (Additional Floating Types): Document that
24147 -mfloat128 must be used to enable __float128. Document complex
24148 __float128 and __ibm128 support.
24150 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24153 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24154 char/short arguments promoted to int because of promote_prototypes.
24156 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24158 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24159 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24160 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24161 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24162 alternatives using "enabled" attribute. Use register_ssemem_operand
24163 as operand 1 predicate.
24164 (*cmpi<unord>xf_i387): Split XFmode pattern from
24165 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24166 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24167 *absneg<mode>2_i387. Disable unsupported alternatives using
24168 "enabled" attribute.
24169 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24171 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24173 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24175 (oacc_loop_process): Check mask for loop termination.
24177 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24179 * cif-code.def (CIF_THUNK): Add.
24180 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24183 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24185 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24186 (dump_inline_summary): Dump it.
24187 (fp_expression_p): New predicate.
24188 (estimate_function_body_sizes): Use it.
24189 (inline_merge_summary): Merge fp_expressions.
24190 (inline_read_section): Read fp_expressions.
24191 (inline_write_summary): Write fp_expressions.
24192 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24193 codegen boundary if either caller or callee is !fp_expressions.
24194 * ipa-inline.h (inline_summary): Add fp_expressions.
24195 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24196 to fp_expressions be sure the fp generation flags are updated.
24198 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24200 PR rtl-optimization/70467
24201 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24203 PR rtl-optimization/70467
24204 * ipa-pure-const.c (check_call): Handle internal calls even in
24205 ipa mode like in local mode.
24207 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24209 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
24211 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24213 * match.pd (X u< X, X u> X): New transformations.
24215 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24217 * flag-types.h (enum warn_strict_overflow_code): Move ...
24218 * coretypes.h: ... here.
24219 * fold-const.h (fold_overflow_warning): Declare.
24220 * fold-const.c (fold_overflow_warning): Make non-static.
24221 (fold_comparison): Move the transformation of X +- C1 CMP C2
24222 into X CMP C2 -+ C1 ...
24223 * match.pd: ... here.
24224 * gimple-fold.c (fold_stmt_1): Protect with
24225 fold_defer_overflow_warnings.
24227 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24229 * omp-low.c (struct oacc_loop): Add 'inner' field.
24230 (new_oacc_loop_raw): Initialize it to zero.
24231 (oacc_loop_fixed_partitions): Initialize it.
24232 (oacc_loop_auto_partitions): Partition outermost loop to outermost
24233 available partitioning.
24235 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24237 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
24239 (umulsidi3): Likewise.
24240 (indirect_jump): Fix jump instruction assembly patterns.
24242 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
24245 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
24246 (nvptx_function_value): Assert non-NULL cfun.
24248 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
24250 PR rtl-optimization/70886
24251 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
24253 * cselib.h (rtx_equal_for_cselib_1): Declare.
24254 (rtx_equal_for_cselib_p: New inline function.
24255 * cselib.c (rtx_equal_for_cselib_p): Delete.
24256 (rtx_equal_for_cselib_1): Make public.
24258 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24260 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
24261 (register_mixssei387nonimm_operand): Remove predicate.
24262 * config/i386/i386.md (*fop_<mode>_comm): Merge from
24263 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
24264 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
24265 for TARGET_MIX_SSE_I387 alternatives.
24266 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
24267 Disable unsupported alternatives using "enabled" attribute. Use
24268 nonimm_ssenomem_operand as operand 1 predicate. Also check
24269 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
24271 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24273 * tree.c (cst_and_fits_in_hwi): Simplify.
24275 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24277 * tree.h (wi::to_wide): New function.
24278 * expr.c (expand_expr_real_1): Use wi::to_wide.
24279 * fold-const.c (int_const_binop_1): Likewise.
24280 (extract_muldiv_1): Likewise.
24282 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24284 * wide-int.h: Update offset_int and widest_int documentation.
24285 (WI_SIGNED_SHIFT_RESULT): New macro.
24286 (wi::binary_shift): Define signed_shift_result_type for
24287 shifts on offset_int- and widest_int-like types.
24288 (generic_wide_int): Support <<= and >>= if << and >> are supported.
24289 * tree.h (int_bit_position): Use shift operators instead of wi::
24291 * alias.c (adjust_offset_for_component_ref): Likewise.
24292 * expr.c (get_inner_reference): Likewise.
24293 * fold-const.c (fold_comparison): Likewise.
24294 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
24295 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
24296 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24297 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
24298 (stmt_kills_ref_p): Likewise.
24299 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
24300 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
24301 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24302 (ao_ref_init_from_vn_reference): Likewise.
24304 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24306 * wide-int.h: Update offset_int and widest_int documentation.
24307 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
24308 (wi::binary_traits): Allow ordered comparisons between offset_int and
24309 offset_int, between widest_int and widest_int, and between either
24310 of these types and basic C types.
24311 (operator <, <=, >, >=): Define for the same combinations.
24312 * tree.h (tree_int_cst_lt): Use comparison operators instead
24313 of wi:: comparisons.
24314 (tree_int_cst_le): Likewise.
24315 * gimple-fold.c (fold_array_ctor_reference): Likewise.
24316 (fold_nonarray_ctor_reference): Likewise.
24317 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
24318 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
24319 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
24320 * tree-sra.c (completely_scalarize): Likewise.
24321 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
24322 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
24323 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
24324 (check_for_binary_op_overflow): Likewise.
24325 (search_for_addr_array): Likewise.
24326 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
24328 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24330 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
24331 (arc_save_restore): Likewise.
24332 (arc_dwarf_register_span): Likewise.
24333 (arc_output_pic_addr_const): Initialize suffix variable.
24335 2016-05-02 Martin Liska <mliska@suse.cz>
24337 * symbol-summary.h (function_summary::function_summary):
24338 Remove checking assert for all cgraph nodes.
24339 (function_summary::get): Check summary_uid.
24340 (symtab_insertion): Check summary_uid.
24342 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24344 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
24345 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
24346 bmaskn instruction.
24347 (arc_dwarf_register_span): Remove enum keyword.
24348 (compact_memory_operand_p): New function.
24349 * config/arc/arc.h (reg_class): Add code density register classes.
24350 (REG_CLASS_NAMES): Likewise.
24351 (REG_CLASS_CONTENTS): Likewise.
24352 * config/arc/arc.md (*movqi_insn): Add code density instructions.
24353 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
24354 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
24355 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
24356 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
24358 (h, Rcd, Rsd, Rzd): New register constraints.
24359 (T): Use compact_memory_operand_p function.
24360 * config/arc/predicates.md (compact_load_memory_operand): Remove.
24362 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24364 * config/sh/sh.md (*negnegt, *movtt): Remove.
24366 2016-05-02 Marek Polacek <polacek@redhat.com>
24367 Tom de Vries <tom@codesourcery.com>
24369 PR tree-optimization/70700
24370 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
24371 bigger than FIRST_REF_NODE.
24373 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24376 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
24378 (prepare_cbranch_operands): Don't use scratch register. Assume that
24379 function is used when pseudos can be created.
24380 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
24381 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
24382 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
24383 define_expand. Allow it only when pseudos can be created.
24384 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
24386 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
24388 * config/i386/constraints.md (BC): Only allow -1 operands.
24389 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
24390 Add "enabled" attribute. Update XI mode attribute calculation.
24391 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
24392 (*movoi_internal_avx): Update XI mode attribute calculation.
24393 (*movti_internal): Ditto.
24395 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24397 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
24398 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
24400 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
24402 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
24403 statement on instruction code. Remove trailing spaces.
24404 (altivec_expand_stv_builtin): Likewise.
24406 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24408 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
24409 (TARGET_FPU_DOUBLE): Simplify.
24410 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
24411 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
24412 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
24413 with 'TARGET_FPU_DOUBLE'.
24414 * config/sh/sh.md: Likewise.
24416 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
24418 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
24419 SH_DIV_STR_FOR_SIZE): Remove.
24420 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
24421 SH_DIV_STR_FOR_SIZE): Remove.
24423 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24425 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
24426 logical_reg_operand): Delete.
24427 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
24428 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
24429 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
24430 match_operand and match_test.
24431 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
24432 variables on their first use. Return bool values.
24433 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
24434 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
24435 arith_reg_operand for input operand. Remove empty constraints.
24437 (*xorsi3_compact): Rename to xorsi3.
24438 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
24439 (*zero_extend<mode>si2_disp_mem): Update comment.
24442 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24444 * config/sh/t-sh: Remove SH5 support.
24445 * config.gcc: Likewise.
24446 * configure: Likewise.
24448 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24450 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
24452 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24454 * config/sh/sh.c (register_sh_passes, sh_option_override,
24455 sh_print_operand, prepare_move_operands,
24456 sh_can_follow_jump): Remove TARGET_SH1 checks.
24457 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
24458 PROMOTE_MODE): Likewise.
24459 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
24462 2016-04-30 Alan Modra <amodra@gmail.com>
24464 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
24465 restoring when fixed_reg_p, but allow out-of-line or stmw save.
24466 Check for user regs later to avoid unnecessary looping over regs.
24467 Merge user reg check with non-saved reg check. Don't force
24468 inline VR restore when static chain used.
24469 (rs6000_frame_related): Omit eh_frame info for user regs when
24471 (fixed_regs_p): Delete.
24473 2016-04-30 Alan Modra <amodra@gmail.com>
24475 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
24476 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
24479 2016-04-30 Alan Modra <amodra@gmail.com>
24482 * config/rs6000/rs6000.c (fixed_reg_p): New function.
24483 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
24486 2016-04-30 Alan Modra <amodra@gmail.com>
24488 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
24489 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
24490 flag_pic test for Darwin.
24492 2016-04-30 Alan Modra <amodra@gmail.com>
24494 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
24495 throw_calls_crossed.
24496 (REG_FREQ_CALLS_CROSSED): Delete.
24497 (REG_N_THROWING_CALLS_CROSSED): Delete.
24498 * regstat.c (regstat_bb_compute_ri): Don't calculate
24499 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
24500 (dump_reg_info): Don't print call cross frequency.
24501 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
24502 and REG_N_THROWING_CALLS_CROSSED.
24504 2016-04-30 Alan Modra <amodra@gmail.com>
24506 * regs.h (struct reg_info_t): Delete live_length.
24507 (REG_LIVE_LENGTH): Delete macro.
24508 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
24509 local_live, local_processed and local_live_last_luid params.
24510 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
24512 (regstat_compute_ri): Adjust for above. Don't set
24514 (dump_reg_info): Don't print live length.
24515 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
24516 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
24517 Localize loop_depth var.
24519 2016-04-30 Alan Modra <amodra@gmail.com>
24521 * ira.c (enum valid_equiv): New.
24522 (validate_equiv_mem): Return enum.
24523 (update_equiv_mem): Create replacement in more cases.
24524 (add_store_equivs): Update validate_equiv_mem call.
24526 2016-04-30 Alan Modra <amodra@gmail.com>
24528 * ira.c (combine_and_move_insns): Rather than scanning insns,
24529 use DF infrastucture to find use and def insns.
24531 2016-04-30 Alan Modra <amodra@gmail.com>
24533 ira.c (combine_and_move_insns): Move invariant conditions..
24534 (ira.c): ..to here. Call combine_and_move_insns before
24535 add_store_equivs. Call grow_reg_equivs later. Allocate
24536 req_equiv later using max_reg_num() rather than global max_regno.
24537 (contains_replace_regs): Delete.
24538 (add_store_equivs): Remove contains_replace_regs test.
24540 2016-04-30 Alan Modra <amodra@gmail.com>
24542 * ira.c (struct equiv_mem_data): New.
24543 (equiv_mem, equiv_mem_modified): Delete static vars.
24544 (validate_equiv_mem_from_store): Use "data" param to communicate..
24545 (validate_equiv_mem): ..from here.
24547 2016-04-30 Alan Modra <amodra@gmail.com>
24549 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
24551 (update_reg_equivs): ..here. Move allocation and freeing of
24552 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
24553 end_alias_analysis to..
24556 2016-04-30 Alan Modra <amodra@gmail.com>
24558 * ira.c (pdx_subregs): Delete.
24559 (struct equivalence): Add pdx_subregs field.
24560 (set_paradoxical_subreg): Remove pdx_subregs param. Update
24561 pdx_subregs access.
24562 (update_equiv_regs): Don't create or free pdx_subregs. Update
24563 pdx_subregs access.
24565 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24567 * config/rs6000/altivec.h: Change definitions of vec_xl and
24569 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
24570 (LD_ELEMREV_V2DI): New.
24571 (LD_ELEMREV_V4SF): New.
24572 (LD_ELEMREV_V4SI): New.
24573 (LD_ELEMREV_V8HI): New.
24574 (LD_ELEMREV_V16QI): New.
24575 (ST_ELEMREV_V2DF): New.
24576 (ST_ELEMREV_V2DI): New.
24577 (ST_ELEMREV_V4SF): New.
24578 (ST_ELEMREV_V4SI): New.
24579 (ST_ELEMREV_V8HI): New.
24580 (ST_ELEMREV_V16QI): New.
24583 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24584 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
24585 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
24586 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
24587 (altivec_expand_builtin): Add handling for
24588 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
24589 (rs6000_invalid_builtin): Add error-checking for
24590 RS6000_BTM_P9_VECTOR.
24591 (altivec_init_builtins): Define builtins used to implement vec_xl
24593 (rs6000_builtin_mask_names): Define power9-vector.
24594 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
24595 (RS6000_BTM_P9_VECTOR): Define.
24596 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
24597 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
24598 (vsx_ld_elemrev_v2df): Likewise.
24599 (vsx_ld_elemrev_v4sf): Likewise.
24600 (vsx_ld_elemrev_v4si): Likewise.
24601 (vsx_ld_elemrev_v8hi): Likewise.
24602 (vsx_ld_elemrev_v16qi): Likewise.
24603 (vsx_st_elemrev_v2df): Likewise.
24604 (vsx_st_elemrev_v2di): Likewise.
24605 (vsx_st_elemrev_v4sf): Likewise.
24606 (vsx_st_elemrev_v4si): Likewise.
24607 (vsx_st_elemrev_v8hi): Likewise.
24608 (vsx_st_elemrev_v16qi): Likewise.
24609 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
24612 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
24614 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
24616 (simplify_control_stmt_condition_1): ... here. Recurse into
24617 BIT_AND_EXPRs and BIT_IOR_EXPRs.
24619 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
24622 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
24623 (zero_extendqi<mode>2_dot): Revert earlier conversion from
24624 define_insn_and_split to define_insn.
24625 (zero_extendqi<mode>2_dot2): Same.
24626 (extendqi<mode>2_dot): Same.
24627 (extendqi<mode>2_dot2): Same.
24629 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24631 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
24632 (probe_stack): New expander.
24633 (probe_stack_<mode>): New insn pattern.
24635 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24637 * config/i386/i386.md
24638 (operations with memory inputs setting flags peephole2):
24639 Remove uneeded REG_P checks. Cleanup pattern generation.
24641 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
24643 * tree-vect-loop.c (vect_transform_loop): Fix
24644 nb_iterations_upper_bound computation for vectorized loop.
24646 2016-04-29 Marek Polacek <polacek@redhat.com>
24647 Jakub Jelinek <jakub@redhat.com>
24650 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
24651 TARGET_EXPR_SLOT as a base.
24653 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
24655 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
24656 with 'rCm2' constraints to limit possible immediate size.
24657 (*load_zeroextendqisi_update): Likewise.
24658 (*load_signextendqisi_update): Likewise.
24659 (*loadhi_update): Likewise.
24660 (*load_zeroextendhisi_update): Likewise.
24661 (*load_signextendhisi_update): Likewise.
24662 (*loadsi_update): Likewise.
24663 (*loadsf_update): Likewise.
24665 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24667 * config/i386/predicates.md (constm1_operand): Fix comparison.
24669 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24671 * testsuite/gcc.target/arc/ieee_eq.c: New test.
24673 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
24675 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
24676 remaining SH5 related settings.
24677 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
24678 shmedia_prepare_call_address): Delete.
24679 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
24680 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
24681 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
24682 UNSUPPORTED_SH2A): Remove m5 checks.
24683 (sh_divide_strategy_e): Remove SH5 division strategies.
24684 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
24685 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
24687 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24689 * config/s390/s390.c (s390_rtx_costs): Update documentation.
24691 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24693 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
24694 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
24695 Change lder to ldr.
24696 * config/s390/vector.md ("mov<mode>"): Likewise.
24698 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
24700 * config/s390/constraints.md ("U", "W"): Invoke
24701 s390_mem_constraint with "ZR" and "ZT".
24702 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
24703 addresses when using LRA. Accept also short displacements for S
24704 and T constraints. Do not check for long displacement target for
24705 S and T constraints.
24706 (s390_mem_constraint): Remove handling of U and W constraints.
24707 * config/s390/s390.md (various patterns): Remove the short
24708 displacement constraints (Q and R) if a long displacement
24709 constraint is present. Add longdisp as required CPU capability.
24710 * config/s390/vector.md: Likewise.
24711 * config/s390/vx-builtins.md: Likewise.
24713 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24716 * reload1.c (reload): Call finish_spills before
24717 restarting reload loop. Skip select_reload_regs
24718 if update_eliminables_and_spill returns true.
24720 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24722 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
24723 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
24724 (umulhisi3_imm): Update predicates and constraint letters.
24725 (umulhisi3_reg): Declare instruction as commutative.
24726 * config/arc/constraints.md (J12, J16): New constraints.
24727 * config/arc/predicates.md (short_unsigned_const_operand): New
24729 (arc_short_operand): Likewise.
24730 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
24732 2016-04-29 Richard Biener <rguenther@suse.de>
24734 PR tree-optimization/13962
24735 PR tree-optimization/65686
24736 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
24737 * tree-ssa-alias.c (ptrs_compare_unequal): New function
24738 using PTA to compare pointers.
24739 * match.pd: Add pattern for pointer equality compare simplification
24740 using ptrs_compare_unequal.
24742 2016-04-29 Richard Biener <rguenther@suse.de>
24744 * stor-layout.c (layout_type): Do not build a pointer-to-element
24747 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24749 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
24750 Use SWI mode iterator. Use general_reg_operand predicate.
24751 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
24752 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
24755 2016-04-29 Jakub Jelinek <jakub@redhat.com>
24757 PR middle-end/70843
24758 * fold-const.c (operand_equal_p): Don't verify hash value equality
24760 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
24763 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24766 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
24767 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
24768 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
24769 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
24770 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
24772 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24774 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
24775 to info. Don't initialize separate fields to 0. Clean up
24778 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24780 * config/i386/i386.md (peephole2s for operations with memory inputs):
24781 Use SWI mode iterator.
24782 (peephole2s for operations with memory outputs): Ditto.
24783 Do not check for stack checking probe.
24785 (probe_stack): Remove expander.
24787 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24788 Andrew Burgess <andrew.burgess@embecosm.com>
24790 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
24791 operands as 32-bits.
24793 2016-04-28 Jason Merrill <jason@redhat.com>
24795 * gdbinit.in: Skip line-map.h.
24797 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24798 Andrew Burgess <andrew.burgess@embecosm.com>
24800 * config/arc/arc.c (arc_conditional_register_usage): Take
24801 TARGET_RRQ_CLASS into account.
24802 (arc_print_operand): Support printing 'p' and 's' operands.
24803 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
24805 (TARGET_RRQ_CLASS): Define.
24806 (IS_POWEROF2_OR_0_P): Define.
24807 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
24809 (*tst_movb): New define_insn.
24810 (*tst): Avoid recognition if it could prevent '*tst_movb'
24811 combination; replace c/CnL with c/Chs alternative.
24812 (*tst_bitfield_tst): New define_insn.
24813 (*tst_bitfield_asr): New define_insn.
24814 (*tst_bitfield): New define_insn.
24815 (andsi3_i): Add Rrq variant.
24816 (extzv): New define_expand.
24817 (insv): New define_expand.
24818 (*insv_i): New define_insn.
24819 (*movb): New define_insn.
24820 (*movb_signed): New define_insn.
24821 (*movb_high): New define_insn.
24822 (*movb_high_signed): New define_insn.
24823 (*movb_high_signed + 1): New define_split pattern.
24824 (*mrgb): New define_insn.
24825 (*mrgb + 1): New define_peephole2 pattern.
24826 (*mrgb + 2): New define_peephole2 pattern.
24827 * config/arc/arc.opt (mbitops): New option for nps400, uses
24828 TARGET_NPS_BITOPS_DEFAULT.
24829 * config/arc/constraints.md (q): Make register class conditional.
24830 (Rrq): New register constraint.
24831 (Chs): New constraint.
24832 (Clo): New constraint.
24833 (Chi): New constraint.
24834 (Cbf): New constraint.
24835 (Cbn): New constraint.
24836 (C18): New constraint.
24837 (Cbi): New constraint.
24839 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24841 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
24843 (bitmap_intersection_of_preds): Ditto.
24844 (bitmap_union_of_succs): Ditto.
24845 (bitmap_union_of_preds): Ditto.
24846 * sbitmap.c (do_popcount): Delete.
24847 (BITMAP_DEBUGGING): Delete.
24848 (sbitmap_verify_popcount): Delete.
24849 (sbitmap_alloc): Don't initialize the popcount field.
24850 (sbitmap_alloc_with_popcount): Delete.
24851 (sbitmap_resize): Don't resize the popcount array.
24852 (sbitmap_vector_alloc): Don't initialize the popcount field.
24853 (bitmap_copy): Don't copy the popcount array.
24854 (bitmap_clear): Don't clear the popcount array.
24855 (bitmap_clear): Delete the popcount array handling.
24856 (bitmap_ior_and_compl): Delete the popcount assert.
24857 (bitmap_not): Ditto.
24858 (bitmap_and_compl): Ditto.
24859 (bitmap_and): Delete the popcount array handling.
24860 (bitmap_xor): Ditto.
24861 (bitmap_ior): Ditto.
24862 (bitmap_or_and): Delete the popcount assert.
24863 (bitmap_and_or): Ditto.
24864 (popcount_table): Delete.
24865 (sbitmap_elt_popcount): Delete.
24866 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
24867 (bitmap_set_bit): Delete the popcount assert.
24868 (bitmap_clear_bit): Ditto.
24869 (sbitmap_free): Don't free the popcount array.
24870 (sbitmap_alloc_with_popcount): Delete declaration.
24871 (sbitmap_popcount): Ditto.
24873 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24874 Andrew Burgess <andrew.burgess@embecosm.com>
24876 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
24877 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
24878 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
24879 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
24880 * config/arc/arc.opt (mcmem): New option.
24881 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
24882 supply length for r/m alternative.
24883 (*extendqisi2_ac): Likewise.
24884 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
24886 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
24887 (movhi_insn): Likewise.
24888 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
24889 (*zero_extendqihi2_i): Add r/Ucm alternative.
24890 (*zero_extendqisi2_ac): Likewise.
24891 (*zero_extendhisi2_i): Likewise.
24892 * config/arc/constraints.md (Uex): New memory constraint.
24893 (Ucm): New define_constraint.
24894 * config/arc/predicates.md (long_immediate_loadstore_operand):
24895 Return 0 for MEM with cmem_address address.
24896 (cmem_address_0): New predicates.
24897 (cmem_address_1): Likewise.
24898 (cmem_address_2): Likewise.
24899 (cmem_address): Likewise.
24901 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24903 * config/rs6000/rs6000.c (machine_function): Rename
24904 insn_chain_scanned_p to spe_insn_chain_scanned_p.
24905 (rs6000_stack_info): Adjust.
24907 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24908 Andrew Burgess <andrew.burgess@embecosm.com>
24910 * config/arc/constraints.md (Usd): Convert to define_constraint.
24914 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24917 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
24918 Add new peephole2 where the first insn is *mov<mode>_or instead of
24919 *mov<mode>_internal.
24921 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
24923 * tracer.c (bb_seen): Make static.
24925 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
24927 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
24928 support, setup defaults.
24929 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
24930 * config/arc/arc.c (arc_init): Add NPS400 support.
24931 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
24932 (TARGET_ARC700): NPS400 is also an ARC700.
24933 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
24935 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24938 * config/nds32/nds32.md (casesi): Don't access the operands array
24941 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24943 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
24944 (or $-1,reg peephole2): Ditto.
24945 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
24947 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
24949 * doc/extend.texi (Common Function Attributes) [optimize]:
24950 Discourage use of the optimize attribute.
24952 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
24954 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
24955 special case builtin.
24956 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
24957 ALTIVEC_BUILTIN_VEC_ADDE.
24958 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
24959 support for ALTIVEC_BUILTIN_VEC_ADDE.
24960 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
24961 for __builtin_vec_adde.
24963 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24965 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
24966 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
24968 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24971 * doc/sourcebuild.texi (Effective-Target Keywords, Other
24972 attributes): Document cilkplus_runtime.
24974 2016-04-28 Martin Jambor <mjambor@suse.cz>
24976 * tree-cfg.c (verify_expr): Verify that local declarations belong to
24977 this function. Call verify_expr on MEM_REFs and bases of other
24978 handled_components.
24980 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24982 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
24983 for WORD_REGISTER_OPERATIONS to runtime check.
24985 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24987 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
24989 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
24991 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
24992 big-endian compilation.
24993 * config/arc/arc.md (addf3): Likewise.
24994 (subdf3): Likewise.
24995 (muldf3): Likewise.
24997 2016-04-28 Richard Biener <rguenther@suse.de>
24999 PR tree-optimization/70840
25000 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
25001 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
25002 Mark x * pow(x,c) -> pow(x,c+1) commutative.
25003 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
25005 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25007 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
25008 and explain why in a comment.
25010 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25012 * config/arc/arc.md (cpu_facility): Add fpx variant.
25013 (subdf3): Prohibit use reverse sub when assist operations option
25015 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
25016 instructions only when FPX is enabled.
25017 * testsuite/gcc.target/arc/trsub.c: New test.
25019 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25021 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
25022 mult_operator when calculating "type" attribute.
25023 (*fop_<mode>_1_i387): Ditto.
25024 (*fop_xf_1_i387): Ditto.
25025 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
25026 Use std::swap to swap operands. Use RTL expressions to generate
25029 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25030 Joern Rennecke <joern.rennecke@embecosm.com>
25032 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
25034 (emit_pic_move): Remove.
25035 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
25036 * config/arc/arc.c (emit_pic_move): Removed.
25037 (TARGET_HAVE_TLS): Define.
25038 (arc_conditional_register_usage): Test for arc_tp_regno.
25039 (arc_print_operand, arc_print_operand_address): Handle TLS
25041 (arc_needs_pcl_p): New function.
25042 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
25043 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
25044 (arc_raw_symbolic_reference_mentioned_p): Likewise.
25045 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
25046 (arc_legitimize_tls_address): Likewise.
25047 (DTPOFF_ZERO_SYM): Define.
25048 (arc_legitimize_pic_address): Make it static, handle TLS cases.
25049 (arc_output_pic_addr_const): Print TLS unspecs.
25050 (prepare_pic_move): New function, replaces emit_pic_move.
25051 (arc_legitimate_constant_p): Handle TLS unspecs.
25052 (arc_legitimate_address_p): Likewise.
25053 (arc_rewrite_small_data_p): Use assert for TLS constants.
25054 (prepare_move_operands): Use prepare_pic_move.
25055 (arc_legitimize_address): Legitimize tls addresses.
25056 (arc_epilogue_uses): Check for arc_tp_regno.
25057 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
25058 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
25060 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
25062 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
25063 %(arc_tls_extra_start_spec).
25064 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
25065 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
25067 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
25068 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
25069 (UNSPEC_TLS_OFF): Add.
25071 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
25072 (get_thread_pointersi): New patterns.
25073 * config/arc/arc.opt (mtp-regno): New option.
25074 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
25075 (move_dest_operand): Likewise.
25076 * configure: Regenerate.
25077 * configure.ac: Add arc*-*-* case to test for tls.
25078 * doc/invoke.texi (ARC options): Document mtp-regno.
25080 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25082 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
25083 the new ARC HS SIMD instructions.
25084 (arc_preferred_simd_mode): New function.
25085 (arc_autovectorize_vector_sizes): Likewise.
25086 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
25087 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
25088 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
25089 (arc_init_builtins): Add new SIMD builtin types.
25090 (arc_split_move): Handle 64 bit vector moves.
25091 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
25092 (TARGET_PLUS_QMACW): Define.
25093 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
25094 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
25095 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
25096 (VSUBADD4H): New builtins.
25097 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
25098 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
25100 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
25101 Matthias Klose <doko@debian.org>
25103 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
25105 2016-04-28 Richard Biener <rguenther@suse.de>
25107 PR middle-end/70777
25108 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
25111 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
25113 * common/config/sh/sh-common.c: Remove SH5 support.
25114 * config/sh/constraints.md: Likewise.
25115 * config/sh/config/sh/elf.h: Likewise.
25116 * config/sh/linux.h: Likewise.
25117 * config/sh/netbsd-elf.h: Likewise.
25118 * config/sh/predicates.md: Likewise.
25119 * config/sh/sh-c.c: Likewise.
25120 * config/sh/sh-protos.h: Likewise.
25121 * config/sh/sh.c: Likewise.
25122 * config/sh/sh.h: Likewise.
25123 * config/sh/sh.md: Likewise.
25124 * config/sh/sh.opt: Likewise.
25125 * config/sh/sync.md: Likewise.
25126 * config/sh/sh64.h: Delete.
25127 * config/sh/shmedia.h: Likewise.
25128 * config/sh/shmedia.md: Likewise.
25129 * config/sh/sshmedia.h: Likewise.
25130 * config/sh/t-netbsd-sh5-64: Likewise.
25131 * config/sh/t-sh64: Likewise.
25132 * config/sh/ushmedia.h: Likewise.
25134 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25136 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25137 general_reg_operand instead of register_operand predicate.
25139 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25141 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25143 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25145 * match.pd (A - B > A, A + B < A): New transformations.
25147 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25149 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25150 which defaults to true. Emit an outer pair of parentheses only if
25151 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25152 don't emit parentheses for the right-hand operand.
25154 2016-04-27 Jeff Law <law@redhat.com>
25156 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25158 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25160 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25161 (altivec_lvx_<mode>_internal): Document.
25162 (altivec_lvx_<mode>_2op): New define_insn.
25163 (altivec_lvx_<mode>_1op): Likewise.
25164 (altivec_lvx_<mode>_2op_si): Likewise.
25165 (altivec_lvx_<mode>_1op_si): Likewise.
25166 (altivec_stvx_<mode>): Remove.
25167 (altivec_stvx_<mode>_internal): Document.
25168 (altivec_stvx_<mode>_2op): New define_insn.
25169 (altivec_stvx_<mode>_1op): Likewise.
25170 (altivec_stvx_<mode>_2op_si): Likewise.
25171 (altivec_stvx_<mode>_1op_si): Likewise.
25172 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25173 Expand vec_ld and vec_st during parsing.
25174 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25176 (altivec_expand_stvx_be): Likewise.
25177 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25178 address-masking behavior in RTL.
25179 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25180 address-masking behavior in RTL.
25181 (altivec_expand_builtin): Change builtin code arguments for calls
25182 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25183 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25184 presence of lvx/stvx patterns.
25185 (alignment_with_canonical_addr): New function.
25186 (alignment_mask): Likewise.
25187 (find_alignment_op): Likewise.
25188 (recombine_lvx_pattern): Likewise.
25189 (recombine_stvx_pattern): Likewise.
25190 (recombine_lvx_stvx_patterns): Likewise.
25191 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25192 stvx patterns from expand.
25193 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25195 (vector_altivec_store_<mode>): Likewise.
25197 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25199 * config/aarch64/aarch64.md
25200 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25201 remove the "fp" attributes.
25202 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25203 add the "simd" attributes.
25204 (*movdf_aarch64): Likewise.
25205 (*movtf_aarch64): Remove the "fp" attributes.
25206 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
25207 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
25209 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25211 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
25212 rtx to rtx_code_label *.
25213 * rtl.h (maybe_set_first_label_num): Likewise.
25215 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25217 * df-core.c (df_add_problem): Make the problem param be const.
25218 (df_remove_problem): Make local "problem" be const.
25219 * df-problems.c (problem_RD): Make const.
25220 (problem_LR): Likewise.
25221 (problem_LIVE): Likewise.
25222 (problem_MIR): Likewise.
25223 (problem_CHAIN): Likewise.
25224 (problem_WORD_LR): Likewise.
25225 (problem_NOTE): Likewise.
25226 (problem_MD): Likewise.
25227 * df-scan.c (problem_SCAN): Likewise.
25228 * df.h (struct df_problem): Make field "dependent_problem" be
25230 (struct dataflow): Likewise for field "problem".
25231 (df_add_problem): Make param const.
25233 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25235 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
25236 inter-unit moves to/from vector registers are enabled. Do not disable
25239 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25241 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
25242 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
25244 (enum df_problem_id): ...this new enum.
25245 (struct df_problem): Convert field "id" from "int" to
25246 enum df_problem_id.
25248 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25250 * rtl.def: Update comment for "things in the instruction chain" to
25251 reflect the removal of the leading "i" field for INSN_UID in
25252 r210360. Fix bogus apostrophe.
25254 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25256 * config/i386/i386.md
25257 (lea arith with mem operand + setcc peephole2): Set operator mode.
25259 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
25262 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
25263 (dimode_scalar_to_vector_candidate_p): This.
25264 (timode_scalar_to_vector_candidate_p): New function.
25265 (scalar_to_vector_candidate_p): Likewise.
25266 (timode_check_non_convertible_regs): Likewise.
25267 (timode_remove_non_convertible_regs): Likewise.
25268 (remove_non_convertible_regs): Likewise.
25269 (remove_non_convertible_regs): Renamed to ...
25270 (dimode_remove_non_convertible_regs): This.
25271 (scalar_chain::~scalar_chain): Make it virtual.
25272 (scalar_chain::compute_convert_gain): Make it pure virtual.
25273 (scalar_chain::mark_dual_mode_def): Likewise.
25274 (scalar_chain::convert_insn): Likewise.
25275 (scalar_chain::convert_registers): Likewise.
25276 (scalar_chain::add_to_queue): Make it protected.
25277 (scalar_chain::emit_conversion_insns): Likewise.
25278 (scalar_chain::replace_with_subreg): Likewise.
25279 (scalar_chain::replace_with_subreg_in_insn): Likewise.
25280 (scalar_chain::convert_op): Likewise.
25281 (scalar_chain::convert_reg): Likewise.
25282 (scalar_chain::make_vector_copies): Likewise.
25283 (scalar_chain::convert_registers): New pure virtual function.
25284 (class dimode_scalar_chain): New class.
25285 (class timode_scalar_chain): Likewise.
25286 (scalar_chain::mark_dual_mode_def): Renamed to ...
25287 (dimode_scalar_chain::mark_dual_mode_def): This.
25288 (timode_scalar_chain::mark_dual_mode_def): New function.
25289 (timode_scalar_chain::convert_insn): Likewise.
25290 (dimode_scalar_chain::convert_registers): Likewise.
25291 (scalar_chain::compute_convert_gain): Renamed to ...
25292 (dimode_scalar_chain::compute_convert_gain): This.
25293 (scalar_chain::replace_with_subreg): Renamed to ...
25294 (dimode_scalar_chain::replace_with_subreg): This.
25295 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
25296 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
25297 (scalar_chain::make_vector_copies): Renamed to ...
25298 (dimode_scalar_chain::make_vector_copies): This.
25299 (scalar_chain::convert_reg): Renamed to ...
25300 (dimode_scalar_chain::convert_reg ): This.
25301 (scalar_chain::convert_op): Renamed to ...
25302 (dimode_scalar_chain::convert_op): This.
25303 (scalar_chain::convert_insn): Renamed to ...
25304 (dimode_scalar_chain::convert_insn): This.
25305 (scalar_chain::convert): Call convert_registers.
25306 (convert_scalars_to_vector): Change to scalar_chain pointer to
25307 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
25308 in 32-bit mode. Delete scalar_chain pointer. Call
25309 free_dominance_info in 64-bit mode.
25310 (pass_stv::gate): Remove TARGET_64BIT check.
25311 (ix86_option_override): Put the 64-bit STV pass before the CSE
25314 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
25316 * dwarf2out.h (struct dw_loc_descr_node): Remove the
25317 dw_loc_frame_offset field.
25318 * dwarf2out.c (new_loc_descr): Likewise.
25319 (resolve_args_picking_1): Turn the VISITED hash set into a
25320 FRAME_OFFSET hash map. Use it to associate a frame offset to
25321 visited nodes. Remove uses of the CHECKING_P macro.
25322 (resolve_args_picking): Update call to resolve_args_picking_1.
25324 2016-04-27 Martin Liska <mliska@suse.cz>
25326 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
25327 (free_loop_data): Release vuses of groups.
25329 2016-04-27 Bin Cheng <bin.cheng@arm.com>
25331 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
25332 instead of redundant use_id and boolean have_use_for.
25333 (struct iv_use): Change sub_id into group_id. Remove field next.
25334 Move fields: related_cands, n_map_members, cost_map and selected
25336 (struct iv_group): ... here. New structure.
25337 (struct iv_common_cand): Use structure declaration directly.
25338 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
25339 (MAX_CONSIDERED_USES): Rename macro to ...
25340 (MAX_CONSIDERED_GROUPS): ... here.
25341 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
25342 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
25343 (dump_uses): Rename to ...
25344 (dump_groups): ... here. Update all uses.
25345 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
25346 (find_induction_variables): Refactor format of dump information.
25347 (record_sub_use): Delete.
25348 (record_use): Update all uses.
25349 (record_group): New function.
25350 (record_group_use, find_interesting_uses_op): Call above functions.
25352 (find_interesting_uses_cond): Ditto.
25353 (group_compare_offset): New function.
25354 (split_all_small_groups): Rename to ...
25355 (split_small_address_groups_p): ... here. Update all uses.
25356 (split_address_groups): Update all uses.
25357 (find_interesting_uses): Refactor format of dump information.
25358 (add_candidate_1): Update all uses. Remove redundant check on iv,
25360 (add_candidate, record_common_cand): Remove redundant assert.
25361 (add_iv_candidate_for_biv): Update use.
25362 (add_iv_candidate_derived_from_uses): Update all uses.
25363 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
25364 (alloc_use_cost_map): Ditto.
25365 (set_use_iv_cost, get_use_iv_cost): Rename to ...
25366 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
25367 (determine_use_iv_cost_generic): Ditto.
25368 (determine_group_iv_cost_generic): Ditto.
25369 (determine_use_iv_cost_address): Ditto.
25370 (determine_group_iv_cost_address): Ditto.
25371 (determine_use_iv_cost_condition): Ditto.
25372 (determine_group_iv_cost_cond): Ditto.
25373 (determine_use_iv_cost): Ditto.
25374 (determine_group_iv_cost): Ditto.
25375 (set_autoinc_for_original_candidates): Update all uses.
25376 (find_iv_candidates): Update all uses. Refactor dump information.
25377 (determine_use_iv_costs): Ditto.
25378 (determine_iv_costs): Ditto.
25379 (iv_ca_cand_for_use): Rename to ...
25380 (iv_ca_cand_for_group): ... here. Update all uses.
25381 (iv_ca_add_use, iv_ca_add_group): Ditto.
25382 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
25383 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
25384 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
25385 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
25386 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
25387 (create_new_iv, adjust_iv_update_pos): Ditto.
25388 (rewrite_use_address): Delete.
25389 (rewrite_use_address_1): Rename to ...
25390 (rewrite_use_address): ... here.
25391 (rewrite_use_compare): Update all uses.
25392 (rewrite_use): Delete.
25393 (rewrite_uses): Rename to ...
25394 (rewrite_groups): ... here. Update all uses.
25395 (remove_unused_ivs, free_loop_data): Update all uses.
25396 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
25398 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25400 * rtlanal.c (nonzero_bits1): Convert preprocessor check
25401 for WORD_REGISTER_OPERATIONS to runtime check.
25403 2016-04-27 Richard Biener <rguenther@suse.de>
25406 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
25407 aggregate_value_p to determine if a function result is
25408 returned by reference.
25409 (ipa_pta_execute): Functions having their address taken are
25410 not automatically nonlocal.
25412 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25415 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
25416 * fold-const.c (operand_equal_p): If flag_checking and
25417 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
25418 and if it returns non-zero, assert iterative_hash_expr on both
25421 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25423 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
25425 2016-04-27 Nick Clifton <nickc@redhat.com>
25427 PR middle-end/49889
25428 * varasm.c (merge_weak): Generate an error if an attempt is made
25429 to convert a non-weak static function into a weak, public function.
25431 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25433 * params.def (MAX_PARTITION_SIZE): New param.
25434 * doc/invoke.texi: Document lto-max-partition.
25436 2016-04-27 Richard Biener <rguenther@suse.de>
25439 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
25440 function cummulating used_from_other_partition, externally_visible
25441 and force_output from aliases.
25442 (refered_from_nonlocal_var): Likewise.
25443 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
25444 node flags properly.
25446 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25448 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
25449 (-Wmemset-elt-size): New item.
25451 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
25454 * stor-layout.h (internal_reference_types): Delete.
25455 * stor-layout.c (reference_types_internal): Likewise.
25456 (internal_reference_types): Likewise.
25457 (layout_type) <REFERENCE_TYPE>: Adjust.
25459 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25462 * tree.h (inchash::add_expr): Add FLAGS argument.
25463 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
25464 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
25465 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
25466 Formatting fix. Adjust recursive calls. For tcc_comparison,
25467 if swap_tree_comparison (code) is smaller than code, hash that
25468 and arguments in the other order. Hash CONVERT_EXPR the same
25469 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
25470 of ADDR_EXPR of decl as the decl itself. Add or remove
25471 OEP_ADDRESS_OF from recursive flags as needed. For
25472 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
25473 operands commutatively and only the third one normally.
25474 For internal CALL_EXPR hash in CALL_EXPR_IFN.
25476 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
25478 * config/rtems.h (LIB_SPEC): Add -latomic.
25480 2016-04-27 Joel Sherrill <joel@rtems.org>
25482 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
25483 xilink.ld and flags not relevant to RTEMS.
25485 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
25487 * toplev.c (backend_init_target): Avoid calling init_reload when using
25490 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25492 * reorg.c (try_merge_delay_insns): Declare i and j inside the
25493 for loops rather than one for the whole function.
25495 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25497 * match.pd (X + CST CMP X): New transformation.
25499 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25501 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
25502 * fold-const.c (fold_binary_loc): Remove 2 transformations
25503 superseded by match.pd.
25504 * match.pd (x+x -> x*2): Generalize to integers.
25506 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
25508 * config/i386/i386.md (operation on memory peephole): Duplicate an
25509 existing peephole and adapt it to match lea rather than an operation
25512 PR rtl-optimization/57193
25513 * opts.c (default_options_table): Add OPT_frename_registers at -O2
25515 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
25517 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25519 * tree-if-conv.c (any_pred_load_store): New static variable.
25520 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
25521 any_pred_load_store instead of and_mask_load_store.
25522 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
25523 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
25524 (combine_blocks, tree_if_conversion): Ditto.
25526 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25528 PR tree-optimization/70771
25529 PR tree-optimization/70775
25530 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
25531 virtual PHI nodes. Delete parameter.
25532 (if_convertible_loop_p_1): Delete argument to above function.
25533 (predicate_all_scalar_phis): Delete code handling single-argument
25535 (tree_if_conversion): Mark and update virtual SSA.
25537 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25540 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
25541 (x86_elf_aligned_common): Rename to ...
25542 (x86_elf_aligned_decl_common): ... this.
25543 Add decl arg. Switch to .lbss for largecomm object. Use
25544 LARGECOMM_SECTION_ASM_OP.
25545 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
25547 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
25548 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
25550 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
25551 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
25553 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25556 * config/i386/i386.c (SECTION_LARGE): Define.
25557 (x86_64_elf_select_section): Set it for large data/bss sections.
25558 Only clear SECTION_WRITE for .lrodata.
25559 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
25561 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
25562 * varasm.c (default_elf_asm_named_section): Grow flagchars.
25563 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
25565 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
25566 * doc/tm.texi: Regenerate.
25568 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25571 * configure.ac (--enable-checking): Document extra flag, for
25572 non-release builds default to --enable-checking=yes,extra.
25573 If misc checking and extra checking, define CHECKING_P to 2 instead
25575 * common.opt (fchecking=): Add.
25576 * doc/invoke.texi (-fchecking=): Document.
25577 * doc/install.texi: Document --enable-checking changes.
25578 * configure: Regenerated.
25579 * config.in: Regenerated.
25581 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25583 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
25584 attribute instead of which_alternative.
25585 * config/i386/sse.md (*mov<mode>_internal): Ditto.
25586 Use EXT_REX_SSE_REG_P where appropriate.
25588 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25590 * config/i386/predicates.md (const0_operand): Do not match
25591 const_wide_int code.
25592 (const1_operand): Ditto.
25594 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25596 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
25597 for SSE constm1 operands and TARGET_AVX512VL.
25598 (*movti_internal): Ditto.
25599 (*mov<mode>_or): Use constm1_operand predicate.
25600 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
25601 for SSE vector_all_ones operands and TARGET_AVX512VL.
25602 * config/i386/predicates.md (constm1_operand): New predicate.
25603 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
25604 emission of constant -1 load.
25606 2016-04-25 Jason Merrill <jason@redhat.com>
25608 * gdbinit.in: Skip is-a.h.
25610 * attribs.c (register_scoped_attributes): Fix logic.
25611 * attribs.h: Declare register_scoped_attributes.
25613 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25615 * config/rs6000/rs6000-builtin.def: Correct pasto error for
25616 stxvd2x and stxvw4x built-in functions.
25618 2016-04-25 DJ Delorie <dj@redhat.com>
25620 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
25621 (ashrhi3): Likewise.
25622 (lshrhi3): Likewise.
25624 2016-04-25 Richard Biener <rguenther@suse.de>
25626 PR tree-optimization/70780
25627 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
25628 wasn't visited yet.
25629 (compute_antic): Mark blocks with abnormal preds as visited as
25630 they have a final empty antic-in solution already.
25632 2016-04-25 Michael Collison <michael.collison@linaro.org>
25634 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
25636 2016-04-25 Michael Collison <michael.collison@linaro.org>
25638 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
25639 mode is VQI to improve mixed mode vectorization.
25640 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
25641 define_insn to match low half of signed vaddw.
25642 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
25643 define_insn to match high half of signed vaddw.
25644 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
25645 define_insn to match low half of unsigned vaddw.
25646 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
25647 define_insn to match high half of unsigned vaddw.
25648 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
25649 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25650 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
25652 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25653 * config/arm/predicates.md (vect_par_constant_high): Support
25654 big endian and simplify by calling
25655 arm_simd_check_vect_par_cnst_half
25656 (vect_par_constant_low): Likewise.
25658 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25660 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
25661 predicate for operand 2.
25663 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
25664 H.J. Lu <hongjiu.lu@intel.com>
25666 * config/i386/i386-protos.h (standard_sse_constant_p): Add
25667 machine_mode argument.
25668 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
25669 constm1_rtx operands. For VOIDmode constants, get mode from
25670 pred_mode. Check mode size if the mode is supported by ABI.
25671 (standard_sse_constant_opcode): Do not use standard_constant_p.
25672 Strictly check ABI support for all-ones operands.
25673 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
25674 immediates. Update calls to standard_sse_constant_p.
25675 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
25676 (ix86_rtx_costs): Ditto.
25677 * config/i386/i386.md (*movxi_internal_avx512f): Use
25678 nonimmediate_or_sse_const_operand instead of vector_move_operand.
25679 Use (v,BC) alternative instead of (v,C). Use register_operand
25680 checks instead of MEM_P.
25681 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
25682 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
25683 isa attribute. Use register_operand checks instead of MEM_P.
25684 (*movti_internal): Use nonimmediate_or_sse_const_operand for
25685 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
25686 alternative and corresponding sse2 isa attribute.
25687 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
25688 to standard_sse_constant_p.
25689 (FP constant splitters): Ditto.
25690 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
25692 * config/i386/predicates.md (constm1_operand): Remove.
25693 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
25694 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
25695 vector_all_ones_operand instead of constm1_operand.
25697 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25699 * print-rtl.c (print_rtx_insn_vec): New function.
25700 * print-rtl.h: New prototype.
25701 * store-motion.c (struct st_expr): Make avail_stores a vector.
25702 (st_expr_entry): Adjust.
25703 (free_st_expr_entry): Likewise.
25704 (print_store_motion_mems): Likewise.
25705 (find_moveable_store): Likewise.
25706 (compute_store_table): Likewise.
25707 (delete_store): Likewise.
25708 (build_store_vectors): Likewise.
25710 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25712 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
25714 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25716 * vec.h (vec_safe_contains): New function.
25717 (vec::contains): Likewise.
25718 (vec::begin): Likewise.
25719 (vec::end): Likewise.
25721 2016-04-23 Jakub Jelinek <jakub@redhat.com>
25724 * cfgexpand.c (expand_stack_vars): Fix typo.
25726 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25728 * system.h (list, map, set, vector): Include conditionally.
25729 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
25730 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
25731 * ipa-icf.c (INCLUDE_LIST): Define.
25732 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
25733 * config/sh/sh.c (INCLUDE_VECTOR): Define.
25734 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
25735 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
25736 * cp/logic.cc (INCLUDE_LIST): Define.
25737 * fortran/trans-common.c (INCLUDE_MAP): Define.
25739 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25741 * auto-profile.c: Remove <string.h> include.
25742 * ipa-icf-gimple.c: Remove <list> include.
25743 * diagnostic.c: Remove <new> include.
25744 * genmatch.c: Likewise.
25745 * pretty-print.c: Likewise.
25746 * toplev.c: Likewise
25747 * c/c-objc-common.c: Likewise.
25748 * cp/error.c: Likewise.
25749 * fortran/error.c: Likewise.
25751 2016-04-22 Richard Biener <rguenther@suse.de>
25753 * lto-streamer-in.c (input_ssa_names): Do not allocate
25754 GIMPLE_NOP for all SSA names.
25755 * lto-streamer-out.c (output_ssa_names): Do not output
25756 SSA names that should have been released.
25758 2016-04-22 Richard Biener <rguenther@suse.de>
25760 PR tree-optimization/70740
25761 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
25764 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
25767 * config/i386/predicates.md (call_insn_operand): Replace
25768 sibcall_memory_operand with memory_operand.
25770 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
25772 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
25773 has_single_use() tests.
25774 (register_edge_assert_for_1): Likewise.
25775 (find_assert_locations_1): Check the liveness bitmap instead of
25776 checking has_single_use().
25778 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
25781 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
25782 Extract AVX-512BW constraint from AVX.
25784 2016-04-21 Richard Biener <rguenther@suse.de>
25786 PR tree-optimization/70725
25787 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
25788 for phi_convertible_by_degenerating_args.
25789 (predicate_all_scalar_phis): Handle single-argument PHIs.
25791 2016-04-21 Richard Biener <rguenther@suse.de>
25793 PR middle-end/70747
25794 * fold-const.c (fold_comparison): Return properly typed
25797 2016-04-21 Bin Cheng <bin.cheng@arm.com>
25799 PR tree-optimization/70715
25800 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
25801 after expanding BASE using expand_simple_operations.
25803 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25805 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
25806 New transformations.
25808 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25810 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
25812 2016-04-20 Jan Hubicka <jh@suse.cz>
25814 * ipa-inline.c (can_inline_edge_p): Pass caller info to
25815 ultiimate_alias_target.
25816 (update_callee_keys): Likewise.
25817 (lookup_recursive_calls): Likewise.
25818 (speculation_useful_p): Likewise.
25820 2016-04-20 Jan Hubicka <jh@suse.cz>
25823 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
25824 (set_nothrow_flag_1): ... this; handle interposition correctly;
25825 recurse on aliases and thunks.
25826 (cgraph_node::set_nothrow_flag): New.
25827 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
25828 functions compiled with non-call exceptions that binds to current
25830 (propagate_nothrow): Be safe WRT interposition.
25831 * cgraph.h (set_nothrow_flag): Update prototype.
25833 2016-04-18 Jan Hubicka <jh@suse.cz>
25835 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25836 max_loop_iterations_int.
25837 (tree_unswitch_outer_loop): Likewise.
25839 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25841 PR tree-optimization/69489
25842 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
25843 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
25844 Revise dump message.
25845 (if_convertible_bb_p): Remove check on edge count of basic block's
25848 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25850 PR tree-optimization/56625
25851 PR tree-optimization/69489
25852 * tree-data-ref.h (DR_INNERMOST): New macro.
25853 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
25854 hashing struct innermost_loop_behavior.
25855 (ref_DR_map): Remove.
25856 (innermost_DR_map): New map.
25857 (baseref_DR_map): Revise comment.
25858 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
25859 to innermost_DR_map accroding to its innermost loop behavior.
25860 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
25861 to its innermost loop behavior.
25862 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
25863 Add initialization for innermost_DR_map. Record memory reference
25864 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
25865 have innermost loop behavior.
25866 (if_convertible_loop_p): Remove release for ref_DR_map. Release
25869 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
25871 * config/i386/i386.md (*lea<mode>_general_1): Rename from
25872 *lea_general_1. Use explicit SWI12 mode interator.
25873 (*lea<mode>_general_2): Rename from *lea_general_2.
25874 Use explicit SWI12 mode interator.
25875 (*lea<mode>_general_3): Rename from *lea_general_3.
25876 Use explicit SWI12 mode interator.
25877 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
25878 Use explicit SWI12 mode interator.
25879 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
25880 Use explicit SWI48 mode interator.
25882 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25884 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
25885 Short-cut unaligned load and store cases. Handle all integer
25887 (ix86_expand_vector_move_misalign): Short-cut unaligned load
25888 and store cases. Call ix86_avx256_split_vector_move_misalign
25889 directly without checking mode class.
25891 2016-04-20 Andrew Pinski <apinski@cavium.com>
25892 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25895 * config/aarch64/aarch64.md (sibcall): Force call
25896 address to be DImode for ILP32.
25897 (sibcall_value): Likewise.
25899 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25901 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
25903 2016-04-20 Richard Biener <rguenther@suse.de>
25905 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
25906 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
25907 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
25908 (maybe_push_res_to_seq): Adjust.
25909 * gimple-fold.c (maybe_build_generic_op): Likewise.
25911 2016-04-20 Marek Polacek <polacek@redhat.com>
25913 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
25916 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
25918 * config/i386/sse.md (vec_unpacks_lo_hi): Always
25919 use kmovw to support AVX512F target.
25921 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25923 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
25925 2016-04-20 Marek Polacek <polacek@redhat.com>
25927 PR tree-optimization/70725
25928 * tree-if-conv.c (is_false_predicate): New function.
25929 (predicate_mem_writes): Use it.
25931 2016-04-20 Richard Biener <rguenther@suse.de>
25933 PR tree-optimization/70726
25934 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
25935 shift amounts from a pattern stmt operand.
25937 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25940 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
25941 stack_restore_from_fpr pattern when restoring r15.
25942 (s390_optimize_prologue): Strip away the memory barrier in the
25943 parallel when trying to get rid of restore insns.
25944 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
25945 definition for loading the stack pointer from an FPR. Compared to
25946 the normal move insn this pattern includes a full memory barrier.
25948 2016-04-19 Jakub Jelinek <jakub@redhat.com>
25950 PR middle-end/70680
25951 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
25952 implicitly linear or lastprivate iterator on the outer context.
25954 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25956 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
25958 * config/i386/i386.md (ssememalign): Removed.
25959 * config/i386/sse.md: Remove ssememalign attribute from patterns.
25961 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
25964 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
25965 const short * to __builtin_ia32_loaddquhi512_mask.
25966 (_mm512_maskz_loadu_epi16): Likewise.
25967 (_mm512_mask_storeu_epi16): Pass short * to
25968 __builtin_ia32_storedquhi512_mask.
25969 (_mm512_mask_loadu_epi8): Pass const char * to
25970 __builtin_ia32_loaddquqi512_mask.
25971 (_mm512_maskz_loadu_epi8): Likewise.
25972 (_mm512_mask_storeu_epi8): Pass char * to
25973 __builtin_ia32_storedquqi512_mask.
25974 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
25975 const double * to __builtin_ia32_loadupd512_mask.
25976 (_mm512_mask_loadu_pd): Likewise.
25977 (_mm512_maskz_loadu_pd): Likewise.
25978 (_mm512_storeu_pd): Pass double * to
25979 __builtin_ia32_storeupd512_mask.
25980 (_mm512_mask_storeu_pd): Likewise.
25981 (_mm512_loadu_ps): Pass const float * to
25982 __builtin_ia32_loadups512_mask.
25983 (_mm512_mask_loadu_ps): Likewise.
25984 (_mm512_maskz_loadu_ps): Likewise.
25985 (_mm512_storeu_ps): Pass float * to
25986 __builtin_ia32_storeups512_mask.
25987 (_mm512_mask_storeu_ps): Likewise.
25988 (_mm512_mask_loadu_epi64): Pass const long long * to
25989 __builtin_ia32_loaddqudi512_mask.
25990 (_mm512_maskz_loadu_epi64): Likewise.
25991 (_mm512_mask_storeu_epi64): Pass long long *
25992 to __builtin_ia32_storedqudi512_mask.
25993 (_mm512_loadu_si512): Pass const int * to
25994 __builtin_ia32_loaddqusi512_mask.
25995 (_mm512_mask_loadu_epi32): Likewise.
25996 (_mm512_maskz_loadu_epi32): Likewise.
25997 (_mm512_storeu_si512): Pass int * to
25998 __builtin_ia32_storedqusi512_mask.
25999 (_mm512_mask_storeu_epi32): Likewise.
26000 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
26001 char * to __builtin_ia32_storedquqi256_mask.
26002 (_mm_mask_storeu_epi8): Likewise.
26003 (_mm256_mask_loadu_epi16): Pass const short * to
26004 __builtin_ia32_loaddquhi256_mask.
26005 (_mm256_maskz_loadu_epi16): Likewise.
26006 (_mm_mask_loadu_epi16): Pass const short * to
26007 __builtin_ia32_loaddquhi128_mask.
26008 (_mm_maskz_loadu_epi16): Likewise.
26009 (_mm256_mask_loadu_epi8): Pass const char * to
26010 __builtin_ia32_loaddquqi256_mask.
26011 (_mm256_maskz_loadu_epi8): Likewise.
26012 (_mm_mask_loadu_epi8): Pass const char * to
26013 __builtin_ia32_loaddquqi128_mask.
26014 (_mm_maskz_loadu_epi8): Likewise.
26015 (_mm256_mask_storeu_epi16): Pass short * to.
26016 __builtin_ia32_storedquhi256_mask.
26017 (_mm_mask_storeu_epi16): Pass short * to.
26018 __builtin_ia32_storedquhi128_mask.
26019 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
26020 const double * to __builtin_ia32_loadupd256_mask.
26021 (_mm256_maskz_loadu_pd): Likewise.
26022 (_mm_mask_loadu_pd): Pass onst double * to
26023 __builtin_ia32_loadupd128_mask.
26024 (_mm_maskz_loadu_pd): Likewise.
26025 (_mm256_mask_storeu_pd): Pass double * to
26026 __builtin_ia32_storeupd256_mask.
26027 (_mm_mask_storeu_pd): Pass double * to
26028 __builtin_ia32_storeupd128_mask.
26029 (_mm256_mask_loadu_ps): Pass const float * to
26030 __builtin_ia32_loadups256_mask.
26031 (_mm256_maskz_loadu_ps): Likewise.
26032 (_mm_mask_loadu_ps): Pass const float * to
26033 __builtin_ia32_loadups128_mask.
26034 (_mm_maskz_loadu_ps): Likewise.
26035 (_mm256_mask_storeu_ps): Pass float * to
26036 __builtin_ia32_storeups256_mask.
26037 (_mm_mask_storeu_ps): ass float * to
26038 __builtin_ia32_storeups128_mask.
26039 (_mm256_mask_loadu_epi64): Pass const long long * to
26040 __builtin_ia32_loaddqudi256_mask.
26041 (_mm256_maskz_loadu_epi64): Likewise.
26042 (_mm_mask_loadu_epi64): Pass const long long * to
26043 __builtin_ia32_loaddqudi128_mask.
26044 (_mm_maskz_loadu_epi64): Likewise.
26045 (_mm256_mask_storeu_epi64): Pass long long * to
26046 __builtin_ia32_storedqudi256_mask.
26047 (_mm_mask_storeu_epi64): Pass long long * to
26048 __builtin_ia32_storedqudi128_mask.
26049 (_mm256_mask_loadu_epi32): Pass const int * to
26050 __builtin_ia32_loaddqusi256_mask.
26051 (_mm256_maskz_loadu_epi32): Likewise.
26052 (_mm_mask_loadu_epi32): Pass const int * to
26053 __builtin_ia32_loaddqusi128_mask.
26054 (_mm_maskz_loadu_epi32): Likewise.
26055 (_mm256_mask_storeu_epi32): Pass int * to
26056 __builtin_ia32_storedqusi256_mask.
26057 (_mm_mask_storeu_epi32): Pass int * to
26058 __builtin_ia32_storedqusi128_mask.
26059 * config/i386/i386-builtin-types.def (PCSHORT): New.
26060 (PINT64): Likewise.
26061 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
26062 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
26063 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
26064 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
26065 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
26066 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
26067 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
26068 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
26069 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
26070 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
26071 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
26072 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
26073 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
26074 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
26075 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
26076 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
26077 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
26078 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
26079 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
26080 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
26081 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
26082 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
26083 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
26084 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
26085 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
26086 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
26087 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
26088 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
26089 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
26090 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
26091 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
26092 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
26093 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
26094 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
26095 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
26096 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
26097 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
26098 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
26099 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
26100 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
26101 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
26102 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
26103 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
26104 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
26105 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
26106 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
26107 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
26108 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
26109 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
26111 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
26112 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
26114 (ix86_expand_vector_move_misalign): Likewise.
26115 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26116 to scalar function prototype for unaligned load/store builtins.
26117 (ix86_expand_special_args_builtin): Updated.
26118 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26119 (UNSPEC_STOREU): Likewise.
26120 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26121 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26122 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26123 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26124 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26125 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26126 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26127 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26128 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26129 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26130 (<avx512>_storedqu<mode>_mask): Likewise.
26131 (*sse4_2_pcmpestr_unaligned): Likewise.
26132 (*sse4_2_pcmpistr_unaligned): Likewise.
26133 (*mov<mode>_internal): Renamed to ...
26134 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26135 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26136 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26137 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26139 2016-04-19 Richard Biener <rguenther@suse.de>
26141 PR tree-optimization/70171
26142 * tree-ssa-phiprop.c: Include stor-layout.h.
26143 (phiprop_insert_phi): Handle the aggregate copy case.
26144 (propagate_with_phi): Likewise.
26146 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26148 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26149 instead of simplify_gen_subreg (... , 0).
26150 (ix86_delegitimize_address): Ditto.
26151 (ix86_split_divmod): Ditto.
26152 (ix86_split_copysign_const): Ditto.
26153 (ix86_split_copysign_var): Ditto.
26154 (ix86_expand_args_builtin): Ditto.
26155 (ix86_expand_round_builtin): Ditto.
26156 (ix86_expand_special_args_builtin): Ditto.
26157 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26158 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26159 (udivmodqi4): Ditto.
26160 (absneg splitters): Ditto.
26161 (*jcc_bt<mode>_1): Ditto.
26163 2016-04-19 Richard Biener <rguenther@suse.de>
26165 PR tree-optimization/70724
26166 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26167 restoring out from ...
26168 (free_scc_vn): ... here.
26169 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26170 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26172 (pass_fre::execute): Restore SSA info.
26174 2016-04-19 Richard Biener <rguenther@suse.de>
26176 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26177 * gimple-walk.c (walk_gimple_op): Initialize it.
26178 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26179 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26180 remapping SSA names of defs.
26181 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26184 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26186 PR middle-end/70689
26187 * lra-constraints.c (equiv_substition_p): New.
26188 (process_alt_operands): Use it.
26189 (swap_operands): Swap it.
26190 (curr_insn_transform): Update it.
26192 2016-04-18 Michael Matz <matz@suse.de>
26194 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26195 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26196 * tree-core.h (tree_type_common.align): Use bit-field.
26197 (tree_type_common.spare): New.
26198 (tree_decl_common.off_align): Make smaller.
26199 (tree_decl_common.align): Use bit-field.
26201 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26202 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26203 (scan_sharing_clauses): Ditto.
26204 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26205 (omp_finish_file): Ditto.
26206 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
26207 (layout_decl): Ditto.
26208 (relayout_decl): Ditto.
26209 (finalize_record_size): Use SET_TYPE_ALIGN.
26210 (finalize_type_size): Ditto.
26211 (finish_builtin_struct): Ditto.
26212 (layout_type): Ditto.
26213 (initialize_sizetypes): Ditto.
26214 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
26215 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
26216 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26217 (get_chain_field): Ditto.
26218 (get_trampoline_type): Ditto.
26219 (get_nl_goto_field): Ditto.
26220 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
26222 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
26223 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
26224 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26225 (build_qualified_type): Use SET_TYPE_ALIGN.
26226 (build_aligned_type, build_range_type_1): Ditto.
26227 (build_atomic_base): Ditto.
26228 (build_common_tree_nodes): Ditto.
26229 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
26230 (expand_one_stack_var_at): Ditto.
26231 * coverage.c (build_var): Use SET_DECL_ALIGN.
26232 * except.c (init_eh): Ditto.
26233 * function.c (assign_parm_setup_block): Ditto.
26234 * symtab.c (increase_alignment_1): Ditto.
26235 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
26236 * tree-vect-stmts.c (ensure_base_align): Ditto.
26237 * varasm.c (align_variable): Ditto.
26238 (assemble_variable): Ditto.
26239 (build_constant_desc): Ditto.
26240 (output_constant_def_contents): Ditto.
26242 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
26243 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
26244 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
26245 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
26246 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
26248 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
26251 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
26252 replace %vmovsd with "%vmovq".
26253 (vec_concatv2df): Likewise.
26255 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
26257 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
26258 (*vec_extractv2si_0): Ditto.
26259 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
26260 (zero_extended_scalar_load_operand splitters): Ditto.
26261 (vec_extract splitters): Ditto.
26262 (*vec_extractv4si_0_zext): Ditto.
26263 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
26264 and lowpart_subreg.
26265 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
26266 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
26267 (*sse4_1_extractps): Use lowpart_subreg.
26268 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
26270 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26272 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
26274 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
26275 Mention Solaris 11 packaging changes.
26276 Update gas and gld requirements.
26277 Remove reference to pre-Solaris 10 bug.
26278 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
26280 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
26283 2016-04-17 Jan Hubicka <jh@suse.cz>
26285 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
26286 max_loop_iterations_int.
26288 2016-04-18 Richard Biener <rguenther@suse.de>
26290 PR tree-optimization/43434
26291 * tree-ssa-structalias.c (struct vls_data): New.
26292 (visit_loadstore): Handle all pointer-based accesses.
26293 (compute_dependence_clique): Compute a bitmap of restrict tags
26294 assigned bases and pass it to visit_loadstore.
26296 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
26299 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
26300 armv8.1-a and armv8.1-a+crc.
26302 2016-04-18 Richard Biener <rguenther@suse.de>
26304 PR tree-optimization/70701
26305 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
26306 references after translating through a memcpy.
26308 2016-04-18 Richard Biener <rguenther@suse.de>
26310 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
26311 (compute_antic): ... here. For partial antic use regular
26312 postorder and scrap iteration.
26313 (compute_partial_antic_aux): Remove unused return value.
26314 (init_pre): Do not allocate postorder.
26315 (fini_pre): Do not free postorder.
26317 2016-04-18 Richard Biener <rguenther@suse.de>
26319 PR middle-end/37870
26320 * expmed.c (extract_bit_field_1): Remove broken case
26321 using a wider MODE_INT mode.
26323 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
26325 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
26326 unless compiling with at least GCC-4.8.
26328 2016-04-17 Jan Hubicka <jh@suse.cz>
26331 * graphite.c (graphite_finalize): Update call to
26332 tree_estimate_probability.
26333 * predict.h (tree_estimate_probability): Update prototype.
26335 2016-04-17 Jan Hubicka <jh@suse.cz>
26337 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
26338 (tree_estimate_probability): Likewise.
26339 (pass_profile::execute): Update.
26340 (report_predictor_hitrates): New function.
26341 * profile.c (compute_branch_probabilities): Use it.
26342 * predict.h (report_predictor_hitrates): Declare.
26344 2016-04-17 Jan Hubicka <jh@suse.cz>
26347 * cgraph.h (cgraph_node::set_const_flag,
26348 cgraph_node::set_pure_flag): Update prototype to return bool;
26350 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
26351 of interposable symbol are interposable, too.
26352 (cgraph_set_const_flag_1): Rename to ...
26353 (set_const_flag_1): ... this one; change to self recursive function
26354 instead of call_for_symbol_thunks_and_aliases. Handle correctly
26355 clearnig the flag in all variants and also virtual thunks of const
26356 functions are pure; track if any change was done.
26357 (cgraph_node::set_const_flag): Update.
26358 (struct set_pure_flag_info): New struct.
26359 (cgraph_set_pure_flag_1): Rename to ...
26360 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
26361 rather than pointer encoded flags; track if any changes was done;
26362 handle correctly clearning flag and setting flag of aliases already
26364 (cgraph_node::set_pure_flag): Update.
26365 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
26367 2016-04-17 Tom de Vries <tom@codesourcery.com>
26370 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
26371 backslash in label.
26373 2016-04-17 Tom de Vries <tom@codesourcery.com>
26375 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
26376 '{}<> ' as escape-for-record.
26378 2016-04-17 Tom de Vries <tom@codesourcery.com>
26380 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
26383 2016-04-17 Tom de Vries <tom@codesourcery.com>
26386 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
26387 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
26388 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
26389 * passes.c (finish_optimization_passes): Only call
26390 finish_graph_dump_file if dfi->graph_dump_initialized.
26391 (execute_function_dump, pass_init_dump_file): Use
26392 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
26394 2016-04-17 Tom de Vries <tom@codesourcery.com>
26396 PR tree-optimization/70256
26397 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
26398 (debug_varmap): New function.
26400 2016-04-17 Tom de Vries <tom@codesourcery.com>
26403 * passes.c (pass_manager::register_pass): Propagate pflags.
26405 2016-04-17 Tom de Vries <tom@codesourcery.com>
26408 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
26409 * passes.c (pass_manager::pass_manager): Declare and init p_start in
26410 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
26411 check if it's equal to p_start.
26412 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
26414 2016-04-15 Jan Hubicka <jh@suse.cz>
26417 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
26418 function does not bind to current def.
26419 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
26420 handle conservatively calls to functions that does not need to bind
26422 (check_call): Update call of worse_state.
26423 (ignore_edge_for_nothrow): Update.
26424 (ignore_edge_for_pure_const): Likewise.
26425 (propagate_pure_const): Update calls to worse_state.
26426 (skip_function_for_local_pure_const): Reformat comments.
26428 2016-04-15 Jan Hubicka <jh@suse.cz>
26431 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
26432 (cgraph_node::function_symbol): Likewise.
26433 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26434 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
26435 (symtab_node::ultimate_alias_target): Add REF parameter.
26436 (symtab_node::binds_to_current_def_p): Declare.
26437 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
26438 (cgraph_node::function_symbol): Likewise.
26439 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26440 (cgraph_node::get_availability): Likewise.
26441 (cgraph_edge::binds_to_current_def_p): New inline function.
26442 (varpool_node::get_availability): Add REF parameter.
26443 (varpool_node::ultimate_alias_target): Likewise.
26444 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
26445 (symtab_node::binds_to_current_def_p): Likewise.
26446 * varpool.c (varpool_node::get_availability): Likewise.
26448 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26451 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
26452 Fix mode size check.
26454 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26456 * BASE-VER: Set to 7.0.0.
26458 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
26460 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
26462 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26464 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
26465 architecture revisions.
26467 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
26469 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
26470 * config/i386/i386.c (ix86_using_red_zone): No longer static.
26471 * config/i386/i386.md (stack decrement to push peepholes): Guard
26472 with !x86_using_red_zone ().
26474 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26477 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
26478 to dump_generic_node.
26479 (NIY): Pass also flags to do_niy.
26481 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
26483 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
26484 (simd_clone_vector_of_formal_parm_types)
26485 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
26486 (simd_clone_mangle, simd_clone_create)
26487 (simd_clone_adjust_return_type, create_tmp_simd_array)
26488 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
26489 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
26490 (ipa_simd_modify_function_body, simd_clone_linear_addend)
26491 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
26492 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
26493 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
26494 * omp-simd-clone.c: ... this new file.
26495 (simd_clone_vector_of_formal_parm_types): Make it static.
26496 * Makefile.in (OBJS): Add omp-simd-clone.o.
26498 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26501 * config/i386/sse.md: Use proper memory operand modifiers.
26504 2016-04-15 Richard Biener <rguenther@suse.de>
26505 Alan Modra <amodra@gmail.com>
26507 PR tree-optimization/70130
26508 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
26509 when alignment stays not the same and no not use the realign
26512 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26515 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26516 direct move handlers for KFmode. Change TFmode handlers test from
26517 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
26519 2016-04-14 Jakub Jelinek <jakub@redhat.com>
26522 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
26523 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
26524 (inlined_polymorphic_ctor_dtor_block_p): Use it.
26525 * tree-ssa-live.c (remove_unused_scope_block_p): When
26526 in_ctor_dtor_block, avoid discarding not just BLOCKs with
26527 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
26528 block_ultimate_origin is FUNCTION_DECL.
26529 (remove_unused_locals): If current_function_decl is
26530 polymorphic_ctor_dtor_p, pass initial true to
26531 remove_unused_scope_block_p' is_ctor_dtor_block.
26533 2016-04-14 Martin Sebor <msebor@redhat.com>
26538 * doc/extend.texi (Variable Length): Revert.
26540 2016-04-14 Marek Polacek <polacek@redhat.com>
26541 Jan Hubicka <hubicka@ucw.cz>
26544 * tree.c (verify_type): Disable the canonical type of main variant
26547 2016-04-14 Jason Merrill <jason@redhat.com>
26549 * cfgexpand.c, expr.c: Revert previous change.
26551 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
26553 PR middle-end/70643
26554 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
26555 when building a mem ref for the incoming reduction variable.
26557 2016-04-14 Richard Biener <rguenther@suse.de>
26559 PR tree-optimization/70614
26560 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
26561 loop if the evolution dropped to chrec_dont_know.
26562 (interpret_condition_phi): Likewise.
26564 2016-04-14 Richard Biener <rguenther@suse.de>
26566 PR tree-optimization/70623
26567 * tree-ssa-pre.c (changed_blocks): Make global ...
26568 (compute_antic): ... local here. Move and fix worklist
26569 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
26570 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
26571 worklist handling, dump when ANTIC_IN changed.
26572 (compute_partial_antic_aux): Remove worklist handling.
26573 (init_pre): Do not compute post dominators. Add a comment about
26574 the CFG order chosen.
26575 (fini_pre): Do not free post dominators.
26577 2016-04-13 Martin Sebor <msebor@redhat.com>
26582 * doc/extend.texi (Variable Length): Document C++ specifics.
26584 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26587 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
26588 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
26589 eh edges have been purged.
26592 * tree-sra.c (create_access_replacement,
26593 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
26595 * tree-pretty-print.c (dump_fancy_name): New function.
26596 (dump_decl_name, dump_generic_node): Use it.
26598 2016-04-13 Jason Merrill <jason@redhat.com>
26600 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
26601 * expr.c (expand_expr_real_1): Likewise.
26603 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
26605 * config/i386/i386.md (kunpckhi): Swap operands.
26606 (kunpcksi): Likewise.
26607 (kunpckdi): Likewise.
26608 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
26609 (vec_pack_trunc_<mode>): Likewise.
26611 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26614 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
26616 PR middle-end/70633
26617 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
26618 gimplification turns some element into non-constant.
26621 * rtl.h (convert_memory_address_addr_space_1): New prototype.
26622 * explow.c (convert_memory_address_addr_space_1): No longer static,
26623 add NO_EMIT argument and don't call convert_modes if true, pass
26624 it down recursively, remove break after return.
26625 (convert_memory_address_addr_space): Adjust caller.
26626 * simplify-rtx.c (simplify_unary_operation_1): Call
26627 convert_memory_address_addr_space_1 instead of convert_memory_address,
26628 if it returns NULL, don't simplify.
26630 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
26633 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
26635 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26637 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26638 Bump the upper SIMDLEN limits, so that if the return type or
26639 characteristic type if the return type is void can be passed in
26640 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
26643 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
26646 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
26647 Do not use "=" constraint on an input constraint.
26648 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
26649 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
26650 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
26651 generates (neg (abs ...)) instead of (abs ...).
26653 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26655 PR rtl-optimization/70596
26656 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
26657 just invalidate LRA data and reset them. Adjust dump wording.
26659 2016-04-12 Martin Liska <mliska@suse.cz>
26662 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26664 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26666 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26667 max_loop_iterations_int.
26668 (tree_unswitch_outer_loop): Likewise.
26669 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26670 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26672 2016-04-12 Tom de Vries <tom@codesourcery.com>
26674 PR tree-optimization/68756
26675 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
26676 instead of new_name.
26678 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26680 PR tree-optimization/70602
26681 * tree-sra.c (generate_subtree_copies): Don't write anything into
26682 constant pool decls.
26684 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
26685 regardless whether there are depend clauses or not.
26687 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26690 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
26691 target attribute and pragma from changing the -mfloat128
26692 and -mfloat128-hardware options.
26694 * doc/extend.texi (Additional Floating Types): Document PowerPC
26695 __float128 restrictions.
26697 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26700 * config/aarch64/driver-aarch64.c
26701 (aarch64_get_extension_string_for_isa_flags): New.
26702 (arch_extension): Rename to...
26703 (aarch64_arch_extension): ...This.
26704 (ext_to_feat_string): Rename to...
26705 (aarch64_extensions): ...This.
26706 (aarch64_core_data): Keep track of architecture extension flags.
26707 (cpu_data): Rename to...
26708 (aarch64_cpu_data): ...This.
26709 (aarch64_arch_driver_info): Keep track of architecture extension
26711 (get_arch_name_from_id): Rename to...
26712 (get_arch_from_id): ...This, change return type.
26713 (host_detect_local_cpu): Update and reformat for renames, handle
26714 extensions through common infrastructure.
26716 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26719 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
26720 track of a canonical flag name.
26721 (all_extensions): Likewise.
26722 (arch_to_arch_name): Also track extension flags enabled by the arch.
26723 (all_architectures): Likewise.
26724 (aarch64_parse_extension): Move to here.
26725 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
26727 (aarch64_rewrite_selected_cpu): Update for above change.
26728 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
26729 are handled, such that the single explicit value enabled by an
26730 extension is kept seperate from the implicit values it also enables.
26731 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
26733 (aarch64_parse_extension): New.
26734 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
26735 here to config/aarch64/aarch64-protos.h.
26736 (aarch64_parse_extension): Move from here to
26737 common/config/aarch64/aarch64-common.c.
26738 (aarch64_option_print): Update.
26739 (aarch64_declare_function_name): Likewise.
26740 (aarch64_start_file): Likewise.
26741 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
26742 the canonical flag for extensions.
26743 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
26746 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26748 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
26751 2016-04-09 Tom de Vries <tom@codesourcery.com>
26753 PR tree-optimization/68953
26754 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
26755 first to last subscript.
26757 2016-04-09 Jakub Jelinek <jakub@redhat.com>
26759 PR tree-optimization/70586
26760 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
26763 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
26767 PR tree-optimization/70373
26768 PR middle-end/70533
26769 PR middle-end/70534
26770 PR middle-end/70535
26771 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
26772 clauses for acc parallel reductions as necessary. Error on those
26774 * omp-low.c (scan_sharing_clauses): Don't install variables which
26775 are used in acc parallel reductions.
26776 (lower_rec_input_clauses): Remove dead code.
26777 (lower_oacc_reductions): Add support for reference reductions.
26778 (lower_reduction_clauses): Remove dead code.
26779 (lower_omp_target): Don't remap variables appearing in acc parallel
26781 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
26783 2016-04-08 Jakub Jelinek <jakub@redhat.com>
26785 PR middle-end/70593
26786 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
26787 with multiple SSA_NAME defs, force the outputs other than first
26788 to be live before calling live_track_process_def on each output.
26790 PR rtl-optimization/70574
26791 * fwprop.c (forward_propagate_and_simplify): Don't add
26792 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
26793 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
26794 paradoxical subregs within *loc.
26796 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
26798 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
26799 -ftree-parallelize-loops={0,1}.
26800 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
26801 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
26802 * config/ia64/hpux.h (LIB_SPEC): Likewise.
26803 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
26804 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
26806 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
26809 * asan.c (instrument_derefs): If we get unknown location, extract it
26810 with EXPR_LOCATION.
26811 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
26813 2016-04-08 Tom de Vries <tom@codesourcery.com>
26815 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
26816 implicit firstprivate clause.
26818 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26821 * config/arm/thumb2.md (tst + branch-> lsls + branch
26822 peephole below *orsi_not_shiftsi_si): Require that condition
26823 register is dead after the peephole.
26824 (second peephole after the above): Likewise.
26826 2016-04-08 Alan Modra <amodra@gmail.com>
26829 * builtins.c (fold_builtin_classify): For IBM extended precision,
26830 look at just the high-order double to test for NaN.
26831 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
26832 test just the high double for Inf but both doubles for subnormal
26835 2016-04-07 Jakub Jelinek <jakub@redhat.com>
26837 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
26838 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
26839 node->simdclone->mask_mode != VOIDmode masks.
26840 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
26841 earlier, use it instead of node->simdclone.
26842 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26843 Set clonei->mask_mode.
26845 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26848 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
26849 Pass it through to cp_parser_already_scoped_statement.
26850 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
26851 it through to cp_parser_statement.
26852 (cp_parser_statement): Pass IF_P through to
26853 cp_parser_iteration_statement.
26854 (cp_parser_pragma): Adjust call to
26855 cp_parser_iteration_statement.
26857 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26860 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
26861 resolve a future -Wparentheses warning.
26862 * omp-low.c (scan_sharing_clauses): Likewise.
26863 * tree-parloops.c (eliminate_local_variables): Likewise.
26865 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
26867 PR rtl-optimization/70398
26868 * lra-constraints.c (process_address_1): Check zero scale and code
26869 for reloading with zero scale.
26871 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
26873 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
26874 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
26876 2016-04-06 Jakub Jelinek <jakub@redhat.com>
26878 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26879 Add support for AVX512F clones, include them by default for
26880 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
26881 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
26884 PR middle-end/70550
26885 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
26886 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
26887 firstprivate clauses.
26888 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
26889 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
26890 (lower_omp_target): Set TREE_NO_WARNING for
26891 non-addressable possibly uninitialized vars which are copied into
26892 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
26894 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
26896 * config/pa/predicates.md (integer_store_memory_operand): Accept
26897 REG+D operands with a large offset when reload_in_progress is true.
26898 (floating_point_store_memory_operand): Likewise.
26900 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26903 * match.pd (nested int casts): Limit to GIMPLE.
26905 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
26908 * ipa-devirt.c (maybe_record_node): Fix comment; use
26909 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
26911 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26913 PR rtl-optimization/70542
26914 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
26915 if there are any uses other than insn or debug insns.
26917 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
26918 Jakub Jelinek <jakub@redhat.com>
26920 PR tree-optimization/70509
26921 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
26922 Shift HOST_WIDE_INT_1U instead of 1.
26924 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
26926 PR tree-optimization/70509
26927 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
26928 of the vector base type for index.
26930 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
26933 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
26935 2016-04-05 Richard Biener <rguenther@suse.de>
26937 PR tree-optimization/70526
26938 * tree-sra.c (build_ref_for_offset): Use prev_base to
26939 extract the alias pointer type.
26941 2016-04-05 Richard Biener <rguenther@suse.de>
26943 * dse.c (struct store_info): Remove alias_set member.
26944 (struct read_info_type): Likewise.
26945 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
26946 spill_deleted, clear_alias_set_lookup): Remove.
26947 (get_group_info): Remove dead base == NULL_RTX case.
26948 (dse_step0): Remove initialization of removed variables.
26949 (delete_dead_store_insn): Reomve alias set dumping.
26950 (free_read_records): Remove alias_set handling.
26951 (canon_address): Remove alias_set_out parameter.
26952 (record_store): Remove spill_alias_set, it's always zero.
26953 (check_mem_read_rtx): Likewise.
26954 (dse_step2): Rename from ...
26955 (dse_step2_nospill): ... this. Adjust.
26956 (scan_stores): Rename from ...
26957 (scan_stores_nospill): ... this.
26958 (scan_reads): Rename from ...
26959 (scan_reads_nospill): ... this.
26960 (scan_stores_spill, scan_reads_spill): Remove.
26961 (dse_step3_scan): Remove for_spills argument which is always false.
26962 (dse_step3): Likewise.
26963 (dse_step5): Rename from ...
26964 (dse_step5_nospill): ... this. Remove alias_set handling.
26965 (rest_of_handle_dse): Adjust.
26967 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26970 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
26971 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
26972 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
26973 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
26975 2016-04-05 Richard Biener <rguenther@suse.de>
26977 PR middle-end/70499
26978 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
26979 non-register type temporaries into SSA.
26981 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
26984 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
26985 calls when sanitizing.
26986 (possible_polymorphic_call_target_p): Fix formatting.
26988 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26989 Jakub Jelinek <jakub@redhat.com>
26991 PR middle-end/70457
26992 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
26993 to ensure a call statement is compatible with a built-in's
26995 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
26998 2016-04-04 Richard Biener <rguenther@suse.de>
27000 PR rtl-optimization/70484
27001 * rtl.h (canon_output_dependence): Declare.
27002 * alias.c (canon_output_dependence): New function.
27003 * dse.c (record_store): Use canon_output_dependence rather
27004 than canon_true_dependence.
27006 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27009 * cgraph.h (symtab_node::copy_visibility_from): New function.
27010 * symtab.c (symtab_node::copy_visibility_from): New function.
27011 * ipa-visibility.c (optimize_weakref): New function.
27012 (function_and_variable_visibility): Use it.
27014 2016-04-04 Martin Liska <mliska@suse.cz>
27017 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
27018 value that is really in range handled by SBR instruction.
27019 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
27020 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
27021 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
27023 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
27027 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
27028 set, but not for SP_REG operands.
27030 2016-04-02 Martin Sebor <msebor@redhat.com>
27033 * fold-const.c (maybe_nonzero_address): New function.
27034 (fold_comparison): Call it. Fold equality and relational
27035 expressions involving null pointers.
27036 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
27038 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
27040 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
27041 the "Y" constraint (scalar FP 0.0 immediate).
27043 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
27044 Add the "const_double" to the list of operand constraints.
27046 2016-04-01 Jakub Jelinek <jakub@redhat.com>
27048 PR rtl-optimization/70467
27049 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
27050 If low word of the last operand is 0, just emit addition/subtraction
27053 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27056 * config/s390/s390.c (s390_expand_insv): Check for everything
27057 constant instead of just VOIDmode stuff.
27059 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27062 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
27064 2016-04-01 Nathan Sidwell <nathan@acm.org>
27066 * tree.def (TRY_CATCH_EXPR): Correct documentation.
27068 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
27070 PR rtl-optimization/70461
27071 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
27074 2016-03-31 Martin Liska <mliska@suse.cz>
27077 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
27078 a tree value or an immediate integer value to a buffer
27079 that is eventually copied to a BRIG section.
27080 (emit_immediate_operand): Call the function here.
27081 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
27082 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
27083 of class' fields that are removed.
27084 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
27085 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
27086 m_brig_repr_size fields.
27088 2016-03-31 Martin Liska <mliska@suse.cz>
27091 * hsa-gen.c (hsa_function_representation::update_dominance): New
27093 (convert_addr_to_flat_segment): Likewise.
27094 (gen_hsa_memory_set): New alignment argument.
27095 (gen_hsa_ctor_assignment): Likewise.
27096 (gen_hsa_insns_for_single_assignment): Provide alignment
27097 to gen_hsa_ctor_assignment.
27098 (gen_hsa_insns_for_direct_call): Add new argument.
27099 (expand_lhs_of_string_op): New function.
27100 (expand_string_operation_builtin): Likewise.
27101 (expand_memory_copy): New function.
27102 (expand_memory_set): New function.
27103 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
27104 (convert_switch_statements): Change signature.
27105 (generate_hsa): Use a return value of the function.
27106 (pass_gen_hsail::execute): Do not call
27107 convert_switch_statements here.
27108 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
27109 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
27110 (hsa_function_representation::update_dominance): New function.
27112 2016-03-31 Martin Liska <mliska@suse.cz>
27115 * hsa-brig.c (emit_directive_variable): Emit alignment
27116 according to hsa_symbol::m_align.
27117 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27118 (dump_hsa_symbol): Dump alignment of HSA symbols.
27119 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27120 (gen_hsa_addr_with_align): New function.
27121 (hsa_bitmemref_alignment): Use newly added function.
27122 (gen_hsa_insns_for_load): Likewise.
27123 (gen_hsa_insns_for_store): Likewise.
27124 (gen_hsa_memory_copy): New argument added.
27125 (gen_hsa_insns_for_single_assignment): Respect
27126 alignment for assignments processed via gen_hsa_memory_copy.
27127 (gen_hsa_insns_for_direct_call): Likewise.
27128 (gen_hsa_insns_for_return): Likewise.
27129 (gen_function_def_parameters): Set default alignment.
27130 * hsa.c (hsa_object_alignment): New function.
27131 (hsa_byte_alignment): Pasted function.
27132 * hsa.h (hsa_symbol::m_align): New field.
27134 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27136 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27137 scratch field for goto case.
27139 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27141 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27143 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27146 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27147 (scalar_chain::convert_insn): Call convert_op for reg
27148 moves to handle undefined registers.
27150 2016-03-31 Nathan Sidwell <nathan@acm.org>
27153 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27154 Assert we don't want to move backwards.
27156 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27159 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27161 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27163 PR rtl-optimization/70460
27164 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27165 with operand from REG_LABEL_OPERAND, instead substitute
27166 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27167 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27169 2016-03-31 Martin Liska <mliska@suse.cz>
27171 * passes.c (execute_one_pass): Do not call
27172 todo_after for a discarded function.
27174 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27176 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27177 (no_cost, infinite_cost): Initialize the new field.
27178 (get_computation_cost_at): Record setup cost.
27179 (determine_use_iv_cost_address): Skip cost computation for sub
27180 uses if we can estimate it without losing accuracy.
27182 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27184 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27186 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27187 max_loop_iterations_int.
27188 (tree_unswitch_outer_loop): Likewise.
27189 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27190 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27192 2016-03-30 Richard Biener <rguenther@suse.de>
27194 PR middle-end/70450
27195 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27197 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27200 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27201 in gen_blendm expander.
27203 2016-03-30 Nick Clifton <nickc@redhat.com>
27206 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
27207 case where we are already provided with an SImode SUBREG.
27209 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
27212 * config/i386/i386.c (ix86_expand_epilogue): Properly check
27213 conflict between DRAP register and __builtin_eh_return.
27215 2016-03-30 Michael Matz <matz@suse.de>
27216 Richard Biener <rguenther@suse.de>
27219 * ipa-polymorphic-call.c (struct type_change_info): Change
27220 speculative to an unsigned allowing to limit the work we do.
27221 (csftc_abort_walking_p): New inline function..
27222 (check_stmt_for_type_change): Limit the number of may-defs
27223 skipped for speculative devirtualization to
27224 max-speculative-devirt-maydefs.
27225 * params.def (max-speculative-devirt-maydefs): New param.
27226 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
27228 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
27231 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
27234 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
27236 PR tree-optimization/59124
27237 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
27238 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
27240 2016-03-29 Jeff Law <law@redhat.com>
27242 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
27244 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27246 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
27249 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
27251 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
27252 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
27253 gcrt0.o if linking dynamically.
27255 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27258 * ipa-devirt.c (methods_equal_p): New function.
27259 (compare_virtual_tables): Use it.
27260 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
27261 * cgraphclones.c (clone_function_name_1): Use
27262 symbol_table::symbol_suffix_separator.
27263 * coverage.c (build_var): Likewise.
27264 * symtab.c (symbol_table::symbol_suffix_separator): New.
27266 2016-03-29 Jakub Jelinek <jakub@redhat.com>
27268 PR rtl-optimization/70429
27269 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
27270 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
27271 mode != result_mode.
27274 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
27276 PR tree-optimization/70405
27277 * ssa-iterators.h (num_imm_uses): Add missing braces.
27279 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
27281 PR rtl-optimization/68695
27282 * ira-color.c (allocno_copy_cost_saving): New.
27283 (improve_allocation): Use it.
27285 2016-03-29 Richard Henderson <rth@redhat.com>
27287 PR middle-end/70355
27288 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
27290 2016-03-29 Richard Biener <rguenther@suse.de>
27292 PR middle-end/70424
27293 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
27294 use alignment returned by get_pointer_alignment_1 if it is
27295 bigger than BITS_PER_UNIT.
27296 * builtins.c (get_pointer_alignment_1): Do not return true
27297 for alignment extracted from SSA info.
27299 2016-03-28 James Bowman <james.bowman@ftdichip.com>
27301 * config/ft32/ft32.opt (mnodiv): New.
27302 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
27303 * doc/invoke.texi (FT32 Options -mnodiv): New.
27305 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
27308 * config/i386/i386.md (define_split, andn): Fix modes.
27310 2016-03-26 Richard Biener <rguenther@suse.de>
27311 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27314 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
27316 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
27317 as 2nd argument to cl_optimization_restore().
27319 2016-03-25 Richard Henderson <rth@redhat.com>
27322 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
27323 * config/aarch64/aarch64-protos.h: Declare it.
27324 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
27326 2016-03-25 Alan Modra <amodra@gmail.com>
27329 * config/rs6000/constraints.md (j): Simplify.
27330 * config/rs6000/predicates.md (easy_fp_constant): Exclude
27332 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
27333 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
27334 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
27335 in all constraint alternatives.
27336 (movtd_64bit_nodm): Delete "j" constraint alternative.
27338 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27340 * tree-ssa-propagate.c: Enhance docs for
27341 SSA_PROP_NOT_INTERESTING.
27343 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27345 * doc/extend.texi: Fix typo in documentation to pure attribute.
27347 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
27350 * config/pa/pa.md (bswapdi2): Use a scratch register.
27352 2016-03-24 Richard Henderson <rth@redhat.com>
27354 PR middle-end/69845
27355 * fold-const.c (extract_muldiv_1): Correct test for multiplication
27358 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
27360 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
27361 using ix86_expand_binary_operator instead of gen_andsi3.
27363 2016-03-24 Richard Biener <rguenther@suse.de>
27365 PR tree-optimization/70396
27366 * tree-vect-stmts.c (vectorizable_comparison): Use
27367 get_vectype_for_scalar_type.
27369 2016-03-24 Richard Biener <rguenther@suse.de>
27371 PR middle-end/70370
27372 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
27373 with register bases.
27375 2016-03-24 Richard Biener <rguenther@suse.de>
27377 PR tree-optimization/70372
27378 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
27379 build_all_ones_cst to also handle vector types correctly.
27381 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
27384 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
27387 2016-03-23 Marek Polacek <polacek@redhat.com>
27390 * doc/invoke.texi: Document -Wignored-attributes.
27392 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27394 PR tree-optimization/69042
27395 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
27396 parameter from 30 to 40.
27398 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27400 PR tree-optimization/69042
27401 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
27402 for use with constant offset stripped in base.
27404 2016-03-23 Richard Biener <rguenther@suse.de>
27406 PR middle-end/70251
27407 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
27408 mode compatibility check.
27409 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27411 2016-03-23 Jeff Law <law@redhat.com>
27413 PR tree-optimization/64058
27414 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
27416 (struct ssa_conflicts): Move up earlier in the file.
27417 (conflicts_, var_map_): New static variables.
27418 (initialize_conflict_count): New function to initialize the
27419 CONFLICT_COUNT field for each conflict pair.
27420 (compare_pairs): Lazily initialize the conflict count and use it
27421 as the first tie-breaker.
27422 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
27423 and wipe conflicts_ and map_ around the call to qsort. Remove
27424 special case for 2 coalesce pairs.
27425 * bitmap.c (bitmap_count_unique_bits): New function.
27426 (bitmap_count_bits_in_word): New function, extracted from
27428 (bitmap_count_bits): Use bitmap_count_bits_in_word.
27429 * bitmap.h (bitmap_count_unique_bits): Declare it.
27431 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
27434 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
27435 transparent alias chain for decl assembler name.
27436 * config/sol2.c (solaris_assemble_visibility): Likewise.
27438 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27440 * config/arm/arm1020e.md (1020call_op): Reduce reservation
27442 (v10_fdivs): Likewise.
27443 (v10_fdivd): Likewise.
27445 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27448 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
27449 to not call fclose twice on file.
27451 2016-03-23 Jakub Jelinek <jakub@redhat.com>
27453 PR tree-optimization/70354
27454 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27455 oprnd0 is wider than oprnd1 and there is a cast from the wider
27456 type to oprnd1, mask it with the mask of the narrower type.
27459 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
27460 Optimize TARGET_STV splitters, if high or low word of last argument
27463 2016-03-22 Jeff Law <law@redhat.com>
27466 tree-ssa-threadbackward.c
27467 (fsm_find_control_statement_thread_paths): Correctly distinguish
27468 between old style jump threads vs FSM jump threads.
27470 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
27473 * config/i386/i386.c (scalar_chain::convert_op): Support
27474 uninitialized register usage case.
27476 2016-03-22 Richard Biener <rguenther@suse.de>
27478 PR middle-end/70251
27479 * genmatch.c (gen_transform): Adjust last parameter to a three-state
27481 (capture::gen_transform): ... to change behavior when substituting
27482 a condition into cond or not-cond expr context.
27483 (dt_simplify::gen_1): Adjust.
27484 * gimple-match-head.c: Include gimplify.h for unshare_expr.
27485 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
27486 last change and instead change to
27487 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
27488 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27490 2016-03-22 Anthony Green <green@moxielogic.com>
27492 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
27493 issue for moxiebox targets.
27494 (CC1PLUS_SPEC): Ditto.
27496 2016-03-22 Richard Biener <rguenther@suse.de>
27498 PR middle-end/70333
27499 * fold-const.c (extract_muldiv_1): Properly perform multiplication
27502 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27504 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
27506 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27509 * config/i386/i386.c (def_builtin): Handle
27510 OPTION_MASK_ISA_AVX512VL to be and-ed with other
27512 (const struct builtin_description bdesc_special_args[]):
27513 Remove duplicate ISA bits.
27515 2016-03-22 Jakub Jelinek <jakub@redhat.com>
27518 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
27519 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
27520 in a way that works also for AVX512BW.
27523 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
27524 instead of source if operands[1] is xmm16 and above and
27525 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
27526 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
27529 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
27530 on assign if (*from_p) is a comparison, set it to
27531 TREE_NO_WARNING (*from_p).
27533 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27535 PR middle-end/70326
27536 * lra.c (restore_scratches): Ignore deleted insns.
27538 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
27539 Jakub Jelinek <jakub@redhat.com>
27541 PR tree-optimization/70317
27542 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
27545 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
27548 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
27549 of ix86_expand_move.
27551 (movti): Use general_operand for operand 1 predicate.
27553 2016-03-21 Martin Liska <mliska@suse.cz>
27555 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
27557 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
27559 2016-03-21 Martin Liska <mliska@suse.cz>
27562 * ipa-icf.c (sem_function::parse): Skip static
27563 constructors and destructors.
27565 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27568 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
27569 function-like macro, peek following token(s) if it is followed
27570 by CPP_OPEN_PAREN token with optional padding in between, and
27571 if not, don't treat it like a macro.
27573 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
27574 Alexander Monakov <amonakov@ispras.ru>
27576 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
27577 for the stabs debug format.
27579 2016-03-21 Richard Biener <rguenther@suse.de>
27581 PR tree-optimization/70310
27582 * tree-vect-generic.c (expand_vector_condition): Fold the built
27585 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
27588 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
27589 Block third alternative for AVX-512VL target,
27591 2016-03-21 Martin Liska <mliska@suse.cz>
27594 * hsa-brig.c (emit_function_directives): Mark unemitted
27595 global variables for emission.
27596 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
27597 (get_symbol_for_decl): Likewise.
27598 * hsa.h (struct hsa_symbol): New flag.
27600 2016-03-21 Richard Biener <rguenther@suse.de>
27602 PR tree-optimization/70288
27603 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
27604 we do not estimate unsimplified all-constant conditionals or
27605 switches as optimized away.
27607 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
27609 PR rtl-optimization/69102
27610 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
27611 when we have a readonly dependency context.
27613 2016-03-18 Jeff Law <law@redhat.com>
27615 PR rtl-optimization/70263
27616 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
27617 (update_equiv_regs): When trying to move a store to after the insn
27618 that sets the source of the store, make sure the store occurs after
27619 the insn that sets the source of the store. When successful note
27620 the REG_EQUIV note created in the dump file.
27622 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
27623 Bernd Schmidt <bschmidt@redhat.com>
27625 * doc/extend.texi: Document more potential problems with basic asms.
27627 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
27629 PR rtl-optimization/70278
27630 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
27633 2016-03-18 Jason Merrill <jason@redhat.com>
27635 * calls.c (load_register_parameters): Fix zero size sibcall logic.
27637 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
27639 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
27640 values to 128b regs.
27642 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27644 PR tree-optimization/70252
27645 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
27646 boolean vector has a proper number of elements.
27647 (supportable_narrowing_operation): Likewise.
27649 2016-03-18 Tom de Vries <tom@codesourcery.com>
27652 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
27654 2016-03-18 Jakub Jelinek <jakub@redhat.com>
27656 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
27657 instead of replace_rtx for DEBUG_INSNs.
27659 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27661 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
27662 load type reservations.
27664 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
27667 * config/pa/constraints.md: Revert 2015-02-13 change. Use
27668 define_constraint for "Q" and "T" constraints.
27670 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
27672 Tweak the pipeline model for Exynos M1
27674 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
27677 2016-03-17 David Malcolm <dmalcolm@redhat.com>
27680 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
27681 where one or both locations aren't within a line_map.
27683 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
27686 * opts.c (finish_options): Don't set flag_pie to the default if
27687 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
27690 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
27692 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
27693 true as ALL_REGS argument to replace_rtx.
27695 2016-03-17 Richard Biener <rguenther@suse.de>
27698 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
27701 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27704 * rtl.h (replace_rtx): Add ALL_REGS argument.
27705 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
27706 equality and assert mode is the same, instead of just rtx pointer
27708 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
27709 true as ALL_REGS argument to replace_rtx.
27711 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
27713 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
27714 for boolean vector with vector mode only.
27715 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27717 2016-03-17 Nick Clifton <nickc@redhat.com>
27720 * config/rx/rx.c (rx_print_integer): Print negative constants in
27723 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27726 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
27728 2016-03-16 Richard Henderson <rth@redhat.com>
27729 Richard Biener <rguenth@suse.de>
27731 PR middle-end/70240
27732 PR middle-end/68215
27734 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
27735 first operand as is_gimple_condexpr.
27737 PR middle-end/70240
27738 PR middle-end/68215
27740 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
27741 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
27742 Do not gimplify the result.
27743 (do_unop): Adjust call to tree_vec_extract.
27744 (do_binop): Likewise.
27745 (do_compare): Likewise.
27746 (do_plus_minus): Likewise.
27747 (do_negate): Likewise.
27748 (expand_vector_condition): Likewise.
27749 (do_cond): Likewise.
27751 2016-03-16 Richard Henderson <rth@redhat.com>
27754 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
27755 (aarch64_classify_address): Use it.
27756 (aarch64_legitimize_address): Force all subexpressions of PLUS
27757 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
27759 2016-03-16 Jakub Jelinek <jakub@redhat.com>
27760 Richard Biener <rguenth@suse.de>
27763 * rtlanal.c (replace_rtx): For REG, if from is a REG,
27764 return to even if only REGNO is equal, and assert
27767 2016-03-11 Jeff Law <law@redhat.com>
27769 PR rtl-optimization/70224
27770 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
27772 2016-03-16 Richard Henderson <rth@redhat.com>
27774 PR middle-end/70199
27775 * function.h (struct function): Add has_forced_label_in_static.
27776 * gimplify.c (force_labels_r): Set it.
27777 * lto-streamer-in.c (input_struct_function_base): Read it.
27778 * lto-streamer-out.c (output_struct_function_base): Write it.
27779 * tree-inline.c (has_label_address_in_static_1): Remove.
27780 (copy_forbidden): Remove fndecl parameter; test
27781 has_forced_label_in_static.
27782 (inline_forbidden_p): Update call to copy_forbidden.
27783 (tree_versionable_function_p): Likewise.
27784 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
27785 (chkp_versioning): Likewise.
27786 * tree-inline.h (copy_forbidden): Update decl.
27788 2016-03-16 Marek Polacek <polacek@redhat.com>
27791 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
27792 function being thunked if the result type doesn't have fixed size.
27793 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
27794 doesn't have fixed size.
27796 2016-03-16 Bin Cheng <bin.cheng@arm.com>
27798 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
27799 reporting malformed loop nest.
27801 2016-03-16 Tom de Vries <tom@codesourcery.com>
27804 * ipa-devirt.c (possible_polymorphic_call_targets): Move
27805 nodes.length () == 1 test to before first nodes[0] access.
27807 2016-03-16 Tom de Vries <tom@codesourcery.com>
27809 PR tree-optimization/68715
27810 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
27811 single_pred_p test.
27813 2016-03-16 Tom de Vries <tom@codesourcery.com>
27815 PR tree-optimization/68809
27816 * graphite-scop-detection.c (same_close_phi_node): Test if result types
27819 2016-03-16 Carlos O'Donell <carlos@redhat.com>
27820 Sandra Loosemore <sandra@codesourcery.com>
27822 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
27823 on leaf attribute. Mention ELF interposition problems.
27825 2016-03-16 Alan Modra <amodra@gmail.com>
27827 PR rtl-optimization/69195
27828 PR rtl-optimization/47992
27829 * ira.c (indirect_jump_optimize): Ignore artificial defs.
27832 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
27835 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
27837 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27839 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
27841 2016-03-15 Jakub Jelinek <jakub@redhat.com>
27843 PR rtl-optimization/70222
27844 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
27845 optimization if mode is different from result_mode, queue up masking
27846 of the result in outer_op. Formatting fix.
27848 PR middle-end/70239
27849 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
27852 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27854 PR rtl-optimization/69032
27855 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
27856 looping backwards over basic block insns.
27858 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27861 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
27862 to non-speculative when propagating trap bits.
27864 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27866 PR rtl-optimization/63384
27867 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
27868 DEBUG_INSN_P insns.
27870 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27873 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
27874 factored out from ...
27875 (sched_analyze_insn): ... here.
27876 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
27877 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
27878 get_implicit_reg_pending_clobbers in it.
27879 (setup_id_reg_sets): Use setup_id_implicit_regs.
27880 (deps_init_id): Ditto.
27882 2016-03-15 Tom de Vries <tom@codesourcery.com>
27885 * cgraph.c (cgraph_node::get_body): Save, reset and restore
27887 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
27888 execute_function_dump.
27889 (execute_one_pass): Don't dump function if it will be dumped after ipa
27892 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
27894 * genrecog.c (match_pattern_2): If pred is NULL don't call
27895 safe_predicate_mode on it.
27897 2016-03-14 Jakub Jelinek <jakub@redhat.com>
27899 PR middle-end/70219
27900 * lra-constraints.c (delete_move_and_clobber): Change assertion
27901 to also allow dregno == 0.
27903 2016-03-14 Richard Henderson <rth@redhat.com>
27906 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
27907 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
27908 (reassociate_bb): Use optimize_vec_cond_expr; avoid
27909 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
27912 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
27915 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
27917 (lra_create_live_ranges_1): initialize hard register biggest_mode to
27919 * lra-constraints.c (split_reg): For hard regs, try to find the
27920 biggest single-register mode used in the function.
27922 2016-03-14 Richard Biener <rguenther@suse.de>
27924 PR tree-optimization/56365
27925 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
27926 constants to compare against.
27928 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
27931 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
27932 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
27933 (define_split for the GPR case): Use int_reg_operand instead of
27934 gpc_reg_operand for the output.
27936 2016-03-14 Tom de Vries <tom@codesourcery.com>
27938 PR tree-optimization/70045
27939 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
27940 create_empty_if_region_on_edge argument.
27942 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
27944 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
27945 (STACK_CHECK_PROTECT): Likewise.
27946 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27947 (STACK_CHECK_PROTECT): Likewise.
27948 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
27949 (STACK_CHECK_PROTECT): Likewise.
27950 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
27951 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
27952 (STACK_CHECK_PROTECT): Likewise.
27954 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
27956 PR rtl-optimization/69307
27957 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
27958 registers in modes that span more than one register.
27960 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
27963 * lra-constraints.c (delete_move_and_clobber): New.
27964 (remove_inheritance_pseudos): Use it.
27966 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
27969 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
27970 the libcall is LCT_THROW.
27971 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
27972 for the checking routine.
27974 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27977 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
27978 optimization if we have direct move.
27979 (roundu32<mode>2_fprs): Likewise.
27981 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
27984 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
27986 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
27987 Arguments swapped. All callers changed. Take reg_renumber into
27988 account, and Calculate and compare register ranges for hard regs.
27990 2016-03-11 Jeff Law <law@redhat.com>
27992 PR tree-optimization/70190
27993 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27994 Handle cases where we can not extract the taken edge, even though we
27995 found a constant value.
27997 PR tree-optimization/64058
27998 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
27999 (num_coalesce_pairs): Move up earlier in file.
28000 (find_coalesce_pair): Initialize the INDEX field for each pair
28002 (compare_pairs): No longer sort on the elements in each pair.
28003 Instead break ties with the index of the coalesce pair.
28005 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28008 * config/aarch64/aarch64-protos.h
28009 (aarch64_save_restore_target_globals): New prototype.
28010 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
28011 Call the above when popping pragma.
28012 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
28014 (aarch64_set_current_function): Rewrite using the above.
28016 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28018 PR tree-optimization/70177
28019 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
28020 (extract_ops_from_tree): ... this. In the 2 argument
28021 overload remove _1 suffix.
28022 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
28023 (extract_ops_from_tree): ... this.
28024 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
28026 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
28027 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
28028 extract_ops_from_tree instead of 2 operand one.
28030 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
28032 PR tree-optimization/70013
28033 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
28034 for constant-pool entries.
28036 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28038 PR rtl-optimization/70174
28039 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
28040 followed by gen_lowpart on force_reg instead of just gen_lowpart.
28042 PR tree-optimization/70169
28043 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
28044 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
28047 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28048 Jakub Jelinek <jakub@redhat.com>
28051 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
28052 of uninitialized values.
28054 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28056 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
28058 ("*trunctddd2"): New pattern definition.
28059 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
28062 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28064 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
28065 definitions for BFP and DFP rounding modes.
28066 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28067 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
28068 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
28069 ("fix_trunctf<mode>2"): Use the new constants instead of magic
28072 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28074 * config/s390/constraints.md: Adjust comment.
28075 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
28076 s390_decompose_addrstyle_without_index.
28077 * config/s390/predicates.md (shift_count_or_setmem_operand):
28078 Rename to setmem_operand.
28079 * config/s390/s390-protos.h
28080 (s390_decompose_shift_count): Rename to
28081 s390_decompose_addrstyle_without_index.
28082 * config/s390/s390.c (s390_decompose_shift_count)
28083 (s390_mem_constraint, print_shift_count_operand)
28084 (print_operand_address, print_operand): Rename
28085 s390_decompose_shift_count to
28086 s390_decompose_addrstyle_without_index and rename
28087 print_shift_count_operand to print_addrstyle_operand troughout the
28089 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
28090 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
28091 Rename shift_count_or_setmem_operand to setmem_operand.
28092 * config/s390/vx-builtins.md ("vec_insert<mode>")
28093 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
28096 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28099 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28100 Handle overlapping retval and newval.
28102 2016-03-10 Nick Clifton <nickc@redhat.com>
28105 * config/aarch64/aarch64.c
28106 (aarch64_override_options_after_change_1): When forcing
28107 flag_omit_frame_pointer to be true, use a special value that can
28108 be detected if this function is called again, thus preventing
28109 flag_omit_leaf_frame_pointer from being forced to be false.
28111 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28113 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
28114 Set x_flag_omit_leaf_frame_pointer when handling
28115 -momit-leaf-frame-pointer.
28117 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28120 * cgraph.c (cgraph_node::dump): Dump split_part and
28121 indirect_call_target.
28122 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28123 * ipa.c (has_addr_references_p): Cleanup.
28124 (is_indirect_call_target_p): New.
28125 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28126 called indirectly as local.
28127 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28129 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28132 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28133 on cxa_pure_virtual.
28135 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28138 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28140 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28143 * tree.c (need_assembler_name_p): Only record main variant type names.
28145 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28148 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28149 Always define to 0 or 1.
28150 (TARGET_FIX_ERR_A53_843419): New macro.
28151 * config/aarch64/aarch64-elf-raw.h
28152 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28153 * config/aarch64/aarch64-linux.h: Likewise.
28154 * config/aarch64/aarch64.c
28155 (aarch64_override_options_after_change_1): Do not default
28156 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28158 (aarch64_attributes): Handle fix-cortex-a53-843419.
28159 (aarch64_can_inline_p): Likewise.
28160 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28162 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28163 Jakub Jelinek <jakub@redhat.com>
28165 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28166 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28167 DECL_COMMONS if flag_unconstrained_commons is set.
28168 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28169 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28170 (funconstrained-commons): Document.
28172 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28174 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28175 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28177 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28179 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28180 has a proper number of elements.
28182 2016-03-10 Alan Modra <amodra@gmail.com>
28184 PR rtl-optimization/69195
28185 PR rtl-optimization/47992
28186 * ira.c (recorded_label_ref): Delete.
28187 (update_equiv_regs): Return void.
28188 (indirect_jump_optimize): New function.
28189 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28190 before regstat_compute_ri. Don't rebuild_jump_labels here.
28191 Delete update_regstat.
28193 2016-03-10 Richard Biener <rguenther@suse.de>
28195 PR tree-optimization/70128
28196 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28197 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28199 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28201 PR tree-optimization/70152
28202 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28203 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
28206 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
28207 instead of gen_sse2_loadlpd.
28208 * config/i386/sse.md (*vec_concatv2df): Rename to...
28209 (vec_concatv2df): ... this.
28211 PR tree-optimization/70127
28212 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
28214 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28218 * diagnostic-show-locus.c (compatible_locations_p): New function.
28219 (layout::layout): Sanitize ranges using compatible_locations_p.
28221 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28225 * diagnostic-show-locus.c (layout_range::layout_range): Replace
28226 location_range param with three const expanded_locations * and a
28228 (layout::layout): Replace call to
28229 rich_location::lazily_expand_location with get_expanded_location.
28230 Extract the range and perform location expansion here, passing
28231 the results to the layout_range ctor.
28232 * diagnostic.c (source_range::debug): Delete.
28233 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
28234 of rich_location::get_expanded_location.
28235 * gcc-rich-location.c (get_range_for_expr): Delete.
28236 (gcc_rich_location::add_expr): Reimplement to avoid the
28237 rich_location::add_range overload that took a location_range,
28238 passing a location_t instead.
28240 2016-03-09 Richard Biener <rguenther@suse.de>
28241 Jakub Jelinek <jakub@redhat.com>
28243 PR tree-optimization/70138
28244 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28245 Also skip vect_double_reduction_def.
28247 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28250 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
28251 if the operand is "m".
28253 2016-03-09 Nathan Sidwell <nathan@acm.org>
28255 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
28257 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28259 * config/i386/i386.c (processor_target_table): Fix cost table
28260 intialization order for znver1.
28262 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28264 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
28265 - becuase -> because.
28266 * ipa-reference.c (ignore_module_statics): Likewise.
28267 * cgraph.c (cgraph_node::get_body): Likewise.
28268 * ipa-inline.c (early_inliner): Likewise.
28269 * ipa-devirt.c (types_same_for_odr): Likewise.
28270 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
28271 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
28273 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28275 * tree-ssa-math-opts.c: Fix typo in comment.
28277 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28280 * config/i386/i386.c (scalar_chain::make_vector_copies,
28281 scalar_chain::convert_reg): Call end_sequence in between
28282 get_insns and emit_conversion_insns rather than after both
28285 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
28288 * config/i386/i386.h (machine_function): Add
28289 pc_thunk_call_expanded flag.
28290 (ix86_pc_thunk_call_expanded): New define.
28291 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
28292 (*set_got): Rename insn pattern from set_got.
28293 (*set_got_labelled): Rename inst pattern from set_got_labelled.
28294 * config/i386/i386.c (ix86_compute_frame_layout): Use
28295 ix86_pc_thunk_call_expanded to prevent red-zone.
28297 2016-03-07 Martin Jambor <mjambor@suse.cz>
28299 * hsa.h (hsa_get_ctor_statements): Declare.
28300 (hsa_get_dtor_statements): Likewise.
28301 (hsa_get_kernel_dispatch_type): Likewise.
28302 * hsa.c (hsa_get_ctor_statements): New function.
28303 (hsa_get_dtor_statements): Likewise.
28304 (hsa_get_kernel_dispatch_type): Likewise.
28305 * hsa-brig.c (hsa_cdtor_statements): Removed.
28306 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
28307 hsa_get_dtor_statements.
28308 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
28309 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
28311 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
28313 * config/arm/arm-cores.def (cortex-r8): New.
28314 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
28315 * config/arm/arm-tune.md: Likewise.
28316 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
28318 2016-03-07 Martin Sebor <msebor@redhat.com>
28320 PR rtl-optimization/19705
28321 * doc/invoke.texi (Options That Control Optimization): Clarify
28322 -fno-branch-count-reg.
28324 2016-02-26 Richard Biener <rguenther@suse.de>
28325 Jeff Law <law@redhat.com>
28327 PR tree-optimization/69740
28328 * cfghooks.c (remove_edge): Request loop fixups if we delete
28329 an edge that might turn an irreducible loop into a natural
28331 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
28332 Move after definition of loops_state_clear.
28334 2016-03-07 Bin Cheng <bin.cheng@arm.com>
28336 PR rtl-optimization/69052
28337 * rtlanal.c (commutative_operand_precedence): Set higher precedence
28340 2016-03-07 Tom de Vries <tom@codesourcery.com>
28342 PR tree-optimization/70116
28343 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
28344 is_tm_ending stmts and ubsan/asan internal functions.
28345 (find_duplicate): Use it. Don't test is_tm_ending here.
28347 2016-03-07 Richard Biener <rguenther@suse.de>
28349 PR tree-optimization/70115
28350 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
28351 (propagate_constants_for_unrolling): Use replace_uses_by.
28353 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
28355 PR middle-end/69916
28356 * omp-low.c (struct oacc_loop): Add ifns.
28357 (new_oacc_loop_raw): Initialize it.
28358 (finish_oacc_loop): Clear mask & flags if no ifns.
28359 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
28360 (oacc_loop_xform_loop): Add ifns arg & adjust.
28361 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
28363 2016-03-07 Richard Henderson <rth@redhat.com>
28366 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
28367 (insert_value_copy_on_edge): Likewise.
28369 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28371 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
28373 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28376 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
28378 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28380 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
28382 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28384 Fix sseimul type attribute.
28385 * config/i386/znver1.md
28386 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
28387 znver1_sseimul_avx256_load) : Fix the type attribute.
28388 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
28389 pipe usage and latency.
28391 2016-03-05 Jakub Jelinek <jakub@redhat.com>
28394 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
28395 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
28398 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28401 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
28403 PR rtl-optimization/69941
28404 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
28405 the reg share its mode.
28407 2016-03-04 Jeff Law <law@redhat.com>
28409 PR tree-optimization/69196
28410 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28411 If the both SSA_NAMEs are anonymous, then consider them unassociated
28412 and include the PHI in the statement count.
28414 2016-03-05 Tom de Vries <tom@codesourcery.com>
28416 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
28417 construct in oacc routine. Check for oacc region in oacc routine.
28419 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28422 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
28423 2016-02-22 changes, instead don't recurse if RECUR is already true.
28424 Don't change *dynamic_check if RECUR. Adjust recursive caller
28425 to pass true to the new argument.
28426 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
28429 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
28430 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
28432 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
28434 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28436 PR rtl-optimization/57676
28437 * lra-assigns.c (lra_assign): Guard test for maximum iterations
28438 with flag_checking.
28440 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
28442 * tree-vect-patterns.c (search_type_for_mask): Handle
28443 comparison of booleans.
28445 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28447 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
28451 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
28452 all other ops that have dw_val_class_die_ref operands,
28453 and DW_OP_GNU_entry_value.
28455 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28457 PR rtl-optimization/69904
28458 * config/arm/arm.c (arm_cannot_copy_insn_p):
28459 Return true for load-exclusive instructions.
28461 2016-03-03 Jakub Jelinek <jakub@redhat.com>
28464 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
28465 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
28466 the pattern no matter if it is used just by non-pattern, pattern
28468 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
28469 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28470 oprnd1 def_stmt is in pattern, don't look through it.
28472 2016-03-03 Marek Polacek <polacek@redhat.com>
28474 PR middle-end/70050
28475 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
28477 2016-03-03 Martin Liska <mliska@suse.cz>
28479 PR tree-optimization/70043
28480 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
28481 previous statement if we see a debug statement.
28483 2016-03-03 Richard Biener <rguenther@suse.de>
28485 PR tree-optimization/55936
28486 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
28487 parameter and guard unsafe equivalence use.
28488 (vrp_evaluate_conditional_warnv_with_ops): Always use
28489 safe equivalences but not via the quadratic compare_names
28492 2016-03-03 Michael Collison <michael.collison@linaro.org>
28495 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
28496 for operand 1 to s_register_operand. Change predicate for operand
28497 2 to arm_not_immediate_operand.
28499 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
28501 * doc/tm.texi: Regenerated.
28503 2016-03-02 Richard Henderson <rth@redhat.com>
28506 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
28507 simplification when all args are positive non-fixed registers.
28509 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28511 * target.def (lra_p): Specify that new ports should use LRA.
28513 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28516 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
28517 gimplify_type_sizes the type they refer to.
28518 (omp_notice_variable): Handle reference vars to VLAs.
28519 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
28520 reference to VLA decls in the second pass instead of first pass.
28522 2016-03-02 Tom de Vries <tom@codesourcery.com>
28524 PR tree-optimization/68659
28525 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
28526 new_expr == NULL_TREE.
28527 (get_new_name): Handle ADDR_EXPR.
28529 2016-03-02 Bin Cheng <bin.cheng@arm.com>
28531 PR rtl-optimization/69052
28532 * loop-invariant.c (canonicalize_address): New function.
28533 (inv_can_prop_to_addr_use): Check validity of address expression
28534 which is canonicalized by above function.
28536 2016-03-02 Alan Modra <amodra@gmail.com>
28539 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
28542 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28545 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
28546 (*movhi_internal): Put mask moves from and to memory separately
28547 from moves from/to GPRs.
28549 2016-03-02 Richard Biener <rguenther@suse.de>
28551 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
28552 GENERIC expressions in GIMPLE.
28554 2016-03-02 Richard Biener <rguenther@suse.de>
28556 * config/i386/i386.c (type_natural_mode): Fix typo.
28558 2016-03-02 Nick Clifton <nickc@redhat.com>
28560 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
28562 2016-03-02 Richard Biener <rguenther@suse.de>
28563 Uros Bizjak <ubizjak@gmail.com>
28566 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
28568 2016-03-02 Richard Biener <rguenther@suse.de>
28570 PR middle-end/67278
28571 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
28573 2016-03-02 Marek Polacek <polacek@redhat.com>
28576 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
28577 "is promoted to" warning.
28579 2016-03-01 DJ Delorie <dj@redhat.com>
28581 * config.gcc: Deprecate mep-*.
28583 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
28585 PR middle-end/70025
28586 * lra-constraints.c (regno_val_use_in): New.
28587 (match_reload): Use it instead of regno_use_in.
28589 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28591 PR rtl-optimization/70007
28592 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
28593 references present in REG_EQUAL notes attached to non-SET patterns.
28595 2016-03-01 Jeff Law <law@redhat.com>
28597 PR tree-optimization/69196
28598 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28599 Appropriately clamp the number of statements to copy when the
28600 thread path does not traverse a loop backedge.
28602 PR tree-optimization/69196
28603 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28604 Do count some PHIs in the thread path against the insn count. Decrease
28605 final statement count by one as the control statement in the last
28606 block will get removed. Remove special cased code for handling PHIs
28609 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
28612 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
28613 asm dialect alternatives to explicit GOTPCREL calls.
28615 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28618 * ira.c (do_reload): Issue warning for generic stack checking here...
28619 * reload1.c (reload): ...instead of here and streamline it.
28621 2016-03-01 Nick Clifton <nickc@redhat.com>
28623 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
28625 2016-03-01 Richard Biener <rguenther@suse.de>
28627 PR tree-optimization/69983
28628 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
28629 types and fall back to operand_equal_p.
28631 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28634 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28636 * config/s390/constraints.md ("jm8"): New constraint.
28637 * config/s390/predicates.md ("const_int_8bitset_operand"): New
28639 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
28641 ("*setmem_long<setmem_and>"): New pattern.
28642 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
28644 ("*setmem_long_31z<setmem_and>"): New pattern.
28645 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
28646 New substitution rules with the required attributes.
28649 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28652 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28654 * gensupport.c (process_substs_on_one_elem): Split loop to
28655 complete mark_operands_used_in_match_dup on all expressions in the
28657 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28658 and remove function.
28660 2016-03-01 Richard Biener <rguenther@suse.de>
28662 PR middle-end/70022
28663 * fold-const.c (fold_indirect_ref_1): Fix range checking for
28664 vector BIT_FIELD_REF extract.
28666 2016-03-01 Richard Biener <rguenther@suse.de>
28668 PR tree-optimization/69994
28669 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
28671 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
28673 PR tree-optimization/69956
28674 * tree-vect-stmts.c (supportable_widening_operation): Support
28675 multi-step conversion of boolean vectors.
28676 (supportable_narrowing_operation): Likewise.
28678 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28680 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
28683 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28685 * config/s390/subst.md (DSI_VI): New mode iterator.
28686 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
28687 * config/s390/vector.md ("vec_set<mode>"): Move expander before
28688 the insn definition.
28689 ("*vec_set<mode>"): Change predicate and add alternative to
28690 support only either register or const_int operands as element
28692 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
28694 ("vec_extract<mode>"): New expander.
28695 ("*vec_extract<mode>"): New insn definition supporting reg and
28696 const_int element selectors.
28697 ("*vec_extract<mode>_plus"): New insn definition supporting
28698 reg+const_int element selectors.
28699 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
28700 following expander+insn definition.
28701 ("<vec_shifts_name><mode>3"): New expander.
28702 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
28704 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28706 * config/s390/s390.md ("*tabort_1"): Change predicate to
28707 nonmemory_operand. Add a second alternative to cover
28708 register as well as const int operands.
28709 ("*tabort_1_plus"): New pattern definition.
28711 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28713 * config/s390/s390.md ("*ashrdi3_cc_31")
28714 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
28715 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
28716 Merge insn definitions into ...
28717 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28718 New pattern definition.
28719 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
28720 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
28721 ("*ashr<mode>3_and"): Merge insn definitions into ...
28722 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28723 New pattern definition.
28724 * config/s390/subst.md ("addr_style_op_cc_subst")
28725 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
28726 substitutions patterns plus attributes.
28727 Add ashiftrt to SUBST iterator.
28729 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28731 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
28732 op2 to nonmemory_operand.
28733 ("*<shift>di3_31", "*<shift>di3_31_and"):
28734 Merge into single pattern definition ...
28735 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
28736 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
28737 pattern definition ...
28738 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
28739 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
28742 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28744 * config/s390/predicates.md (const_int_6bitset_operand): New
28746 * config/s390/s390.md: Include subst.md.
28747 ("rotl<mode>3"): New expander.
28748 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
28750 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
28751 * config/s390/subst.md: New file.
28753 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28755 * config/s390/s390.md ("op_type", "atype", "length" attributes):
28756 Remove RRR type. It doesn't really exist.
28757 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
28759 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
28760 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
28761 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
28762 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
28763 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
28764 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
28765 `enabled' attribute.
28767 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28769 * gensupport.c (process_substs_on_one_elem): Split loop to
28770 complete mark_operands_used_in_match_dup on all expressions in the
28772 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28773 and remove function.
28775 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28778 * config/sparc/sparc.c (NWORDS_UP): Rename to...
28779 (CEIL_NWORDS): ...this. Use CEIL macro.
28780 (compute_fp_layout): Adjust to above renaming.
28781 (function_arg_union_value): Likewise.
28782 (sparc_arg_partial_bytes): Likewise.
28783 (sparc_function_arg_advance): Likewise.
28785 2016-02-29 Jeff Law <law@redhat.com>
28787 PR tree-optimization/70005
28788 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
28789 where an object with a boolean range is compared against a value
28792 PR tree-optimization/69999
28793 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
28794 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
28797 2016-02-29 Richard Biener <rguenther@suse.de>
28799 PR tree-optimization/69994
28800 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
28801 (get_unary_op): Look through nop conversions.
28802 (ops_equal_values_p): New function, look for equality diregarding
28804 (eliminate_plus_minus_pair): Use ops_equal_values_p
28805 (repropagate_negates): Do not use get_unary_op here.
28807 2016-02-29 Martin Liska <mliska@suse.cz>
28809 * system.h: Poison ENABLE_CHECKING macro.
28811 2016-02-29 Martin Liska <mliska@suse.cz>
28813 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
28814 is presented in dump flags.
28815 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28816 (hsa_regalloc): Likewise.
28818 2016-02-19 Richard Biener <rguenther@suse.de>
28820 PR tree-optimization/69980
28821 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
28822 permutation of those we need to keep.
28824 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28827 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
28828 (NWORDS_UP): ...this
28829 (init_cumulative_args): Minor tweaks.
28830 (sparc_promote_function_mode): Likewise.
28831 (scan_record_type): Delete.
28832 (traverse_record_type): New function template.
28833 (classify_data_t): New structure type.
28834 (classify_registers): New inline function.
28835 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
28836 exhausted. Instantiate traverse_record_type on classify_registers and
28837 deal with the case of a structure passed in slot #15 with no FP field
28839 (assign_data_t): New structure type.
28840 (compute_int_layout): New static function.
28841 (compute_fp_layout): Likewise.
28842 (count_registers): New inline function.
28843 (assign_int_registers): New static function.
28844 (assign_fp_registers): Likewise.
28845 (assign_registers): New inline function.
28846 (function_arg_record_value_1): Delete.
28847 (function_arg_record_value_2): Likewise.
28848 (function_arg_record_value_3): Likewise.
28849 (function_arg_record_value): Adjust to above changes. Instantiate
28850 traverse_record_type on count_registers to first count the number of
28851 registers to be used and then on assign_registers to assign them.
28852 (function_arg_union_value): Adjust to above renaming.
28853 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
28854 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
28855 case of a structure passed in slot #15
28856 (sparc_function_arg_advance): Likewise.
28857 (function_arg_padding): Minor tweak.
28859 2016-02-29 Richard Biener <rguenther@suse.de>
28861 PR tree-optimization/69720
28862 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
28863 the adjustment_def path for possibly vectorized defs.
28864 (vect_create_epilog_for_reduction): Handle vectorized initial
28867 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
28869 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
28871 2016-02-27 Jeff Law <law@redhat.com>
28874 2016-02-26 Richard Biener <rguenther@suse.de>
28875 Jeff Law <law@redhat.com>
28877 PR tree-optimization/69740
28878 * cfghooks.c (remove_edge): Request loop fixups if we delete
28879 an edge that might turn an irreducible loop into a natural
28882 2016-02-27 Jakub Jelinek <jakub@redhat.com>
28884 PR rtl-optimization/69896
28885 * tree-vect-generic.c (get_compute_type): Avoid single element
28888 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
28890 Rename the AArch64 tuning option and related functions to enable the
28891 Newton series for the reciprocal square root to reflect its
28892 approximative characteristic.
28894 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
28895 function to "aarch64_emit_approx_rsqrt".
28896 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
28897 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
28898 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
28899 (xgene1_tunings): Likewise.
28900 (use_rsqrt_p): Likewise.
28901 (aarch64_emit_swrsqrt): Use new function name.
28902 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
28903 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
28904 text explaining this option.
28905 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
28907 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28910 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
28911 complain about -mallow-movmisalign without -mvsx if
28912 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
28914 2016-02-26 Joel Sherrill <joel@rtems.org>
28916 * config.gcc: Add x86_64-*-rtems*.
28917 * config/i386/rtems-64.h: New file.
28919 2016-02-26 Joel Sherrill <joel@rtems.org>
28921 * config.gcc: Add aarch64-*-rtems*.
28922 * config/aarch64/rtems.h: New file.
28924 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
28927 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
28928 shift amount using %h. Add comment.
28930 2016-02-26 Richard Biener <rguenther@suse.de>
28931 Jeff Law <law@redhat.com>
28933 PR tree-optimization/69740
28934 * cfghooks.c (remove_edge): Request loop fixups if we delete
28935 an edge that might turn an irreducible loop into a natural
28938 2016-02-26 Martin Jambor <mjambor@suse.cz>
28940 PR middle-end/69920
28941 * tree-sra.c (sra_modify_assign): Do not remove loads of
28942 uninitialized aggregates to SSA_NAMEs.
28944 2016-02-26 Richard Henderson <rth@redhat.com>
28947 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
28948 pseudo in case the target rtx matches the source of the left
28951 2016-02-26 Martin Jambor <mjambor@suse.cz>
28954 * hsa.h (hsa_type_packed_p): Declare.
28955 * hsa.c (hsa_type_packed_p): New function.
28956 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
28958 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
28959 * hsa-brig.c (emit_basic_insn): Likewise.
28961 2016-02-26 Martin Jambor <mjambor@suse.cz>
28964 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
28966 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
28968 2016-02-26 Martin Jambor <mjambor@suse.cz>
28970 * hsa.h (is_a_helper): New overload for hsa_op_immed for
28971 hsa_op_with_type operands.
28972 (hsa_unsigned_type_for_type): Declare.
28973 * hsa.c (hsa_unsigned_type_for_type): New function.
28974 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
28975 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
28976 the finalizer. Do not emit extra move.
28978 2016-02-26 Martin Jambor <mjambor@suse.cz>
28980 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
28981 atomic operations in private segment.
28983 2016-02-26 Martin Jambor <mjambor@suse.cz>
28985 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
28986 statements to wi->info. Also disallow omp simd constructs.
28987 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
28988 for not gridifying. Dump special string for omp_for.
28990 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28993 * config/aarch64/aarch64.c (aarch64_set_current_function):
28994 Save/restore target globals when switching to
28995 target_option_default_node.
28997 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29000 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
29001 Return 0 if !SHIFT_COUNT_TRUNCATED.
29003 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29004 Eric Botcazou <ebotcazou@adacore.com>
29006 PR rtl-optimization/69891
29007 * dse.c (scan_insn): If we can't figure out memset arguments
29008 or they are non-constant, call clear_rhs_from_active_local_stores.
29010 2016-02-26 Martin Liska <mliska@suse.cz>
29012 * doc/extend.texi: Mention clog10, clog10f an clog10l
29013 in Builtins section.
29015 2016-02-26 Martin Liska <mliska@suse.cz>
29017 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
29019 (resolve_args_picking_1): Likewise.
29020 * dwarf2out.h (struct GTY): Likewise.
29022 2016-02-26 Martin Liska <mliska@suse.cz>
29024 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
29025 with flag_checking.
29026 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29028 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
29029 Martin Liska <mliska@suse.cz>
29031 * doc/install.texi: Mention --enable-valgrind-annotations.
29033 2016-02-26 Richard Biener <rguenther@suse.de>
29035 PR tree-optimization/69551
29036 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
29037 looking through aliases adjust DECL_PT_UID to refer to the
29038 ultimate alias target.
29040 2016-02-25 Martin Liska <mliska@suse.cz>
29042 PR middle-end/69919
29043 * alloc-pool.c (after_memory_report): New variable.
29044 * alloc-pool.h (base_pool_allocator ::release): Do not use
29045 the infrastructure if after_memory_report.
29046 * toplev.c (toplev::main): Mark after memory report.
29048 2016-02-25 Richard Biener <rguenther@suse.de>
29050 PR tree-optimization/48795
29051 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
29053 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
29056 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
29057 offloading is enabled and -fopenacc or -fopenmp is specified.
29058 (CRTOFFLOADEND): Likewise.
29059 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
29060 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
29061 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
29062 (offload_objects_file_name): New static var.
29063 (tool_cleanup): Remove offload_objects_file_name file.
29064 (find_offloadbeginend): Replace with ...
29065 (find_crtoffloadtable): ... this.
29066 (run_gcc): Remove offload_argc and offload_argv.
29067 Get offload_objects_file_name from -foffload-objects=... option.
29068 Read names of object files with offload from this file, pass them to
29069 compile_images_for_offload_targets. Don't call find_offloadbeginend and
29070 don't pass offloadbegin and offloadend to the linker. Don't pass
29071 offload non-LTO files to the linker, because now they're not claimed.
29073 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
29076 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29077 on builtin_unreachable.
29079 2016-02-25 Jakub Jelinek <jakub@redhat.com>
29081 PR rtl-optimization/69896
29082 * regcprop.c: Include cfgrtl.h.
29083 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
29084 than remembered mode, either delete it (if noop_move_p), or
29085 treat like copy_p but not noop_p instruction.
29087 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29090 * dwarf2out.c (gen_variable_die): Work around buggy LTO
29091 - allow NULL decl for Fortran DW_TAG_common_block variables.
29093 2016-02-24 Jason Merrill <jason@redhat.com>
29095 * common.opt (flifetime-dse): Add -flifetime-dse=1.
29097 2016-02-24 Richard Biener <rguenther@suse.de>
29098 Jakub Jelinek <jakub@redhat.com>
29100 PR middle-end/69760
29101 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
29102 conditionally executed ops to well-defined overflow behavior.
29104 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29106 PR middle-end/69915
29107 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
29110 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29112 PR rtl-optimization/69886
29113 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
29114 argument. Use it when checking validity of set instructions.
29115 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29116 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29118 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29119 * store-motion.c (find_moveable_store): Update
29120 can_assign_to_reg_without_clobbers_p callsite.
29122 2016-02-24 Richard Biener <rguenther@suse.de>
29124 PR middle-end/68963
29125 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29127 (record_nonwrapping_iv): Do not fall back to the low/high bound
29128 for non-constant IV bases if the stmt is not always executed.
29130 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29132 * config/arm/arm-cores.def (cortex-a32): New entry.
29133 * config/arm/arm-tables.opt: Regenerate.
29134 * config/arm/arm-tune.md: Regenerate.
29135 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29136 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29137 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29138 for -mcpu and -mtune.
29140 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29143 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29144 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29145 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29146 (atomic_loaddi_1): Delete.
29147 (atomic_loaddi): Rewrite expander using the above changes.
29149 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29152 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29155 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29156 Richard Biener <rguenth@suse.de>
29158 PR middle-end/69909
29159 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29160 set_mem_attributes if tem is SSA_NAME which got expanded
29163 2016-02-24 Richard Biener <rguenther@suse.de>
29165 PR tree-optimization/69907
29166 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29167 end of permutations for BB vectorization.
29169 2016-02-24 Christian Bruel <christian.bruel@st.com>
29171 * config/arm/arm-c.c (arm_option_override): Initialize
29172 target_option_current_node.
29173 * config/arm/arm.c (arm_pragma_target_parse): Replace
29174 build_target_option_node call by target_option_current_node.
29175 Set target_option_current_node.
29178 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29181 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29182 define_insn_and_split to define_insn.
29183 (zero_extendqi<mode>2_dot2): Same.
29184 (extendqi<mode>2_dot): Same.
29185 (extendqi<mode>2_dot2): Same.
29187 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29189 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29190 and add bypass for AES{D,E} and AESMC pairs.
29191 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29194 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29196 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29197 series for reciprocal square root in Exynos M1.
29199 2016-02-23 Martin Sebor <msebor@redhat.com>
29202 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29203 __builtin_alloca_with_align.
29205 2016-02-23 Richard Henderson <rth@redhat.com>
29207 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
29208 (ix86_register_pragmas): Remove __seg_tls.
29209 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
29210 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
29211 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
29212 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
29213 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
29214 * doc/extend.texi (__seg_tls): Remove item.
29216 2016-02-23 Richard Biener <rguenther@suse.de>
29218 * alloc-pool.h (struct allocation_object): Make id member
29219 conditional on CHECKING_P again.
29220 (get_instance): Adjust.
29221 (base_pool_allocator): Likewise.
29223 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
29225 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
29226 (parallelize_loops): In OpenACC kernels mode, set n_threads to
29228 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
29230 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29232 2016-02-23 Richard Biener <rguenther@suse.de>
29234 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
29235 * bitmap.h (struct bitmap_usage): Likewise.
29236 (bitmap_move): Declare.
29237 * bitmap.c (register_overhead): Take size_t argument.
29238 (bitmap_move): New function.
29239 * df-problems.c (df_rd_transfer_function): Use bitmap_move
29240 to properly account overhead.
29241 * tree.c (free_node): Use tree_size.
29243 2016-02-23 Jakub Jelinek <jakub@redhat.com>
29246 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
29247 when inverting comparison.
29250 * common.opt (Wunreachable-code): Add Warning flag.
29252 2016-02-23 Mark Wielaard <mjw@redhat.com>
29253 Jakub Jelinek <jakub@redhat.com>
29256 * cgraphunit.c (check_global_declaration): Check main_input_filename
29257 and DECL_SOURCE_FILE are not NULL.
29259 2016-02-23 Martin Jambor <mjambor@suse.cz>
29261 PR tree-optimization/69666
29262 * tree-sra.c (sra_modify_assign): Do not attempt to create
29263 default_def replacements for unscalarizable regions.
29265 2016-02-20 Mark Wielaard <mjw@redhat.com>
29268 * cgraphunit.c (check_global_declaration): Check level of
29269 warn_unused_const_variable and main_input_filename.
29270 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
29271 (-Wunused-variable): For C implies -Wunused-const-variable=1.
29272 (-Wunused-const-variable): Explain levels 1 and 2.
29274 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29277 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
29278 identical arguments. Formatting and spelling fixes.
29281 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
29286 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
29287 and m68k-devices.def.
29288 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
29289 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
29291 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
29293 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
29294 and HImode registers.
29296 2016-02-22 Richard Biener <rguenther@suse.de>
29298 PR tree-optimization/69882
29299 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
29300 preserve permutations present because of gaps.
29301 (vect_supported_load_permutation_p): Always continue checking
29302 permutations after vect_attempt_slp_rearrange_stmts.
29304 2016-02-22 Bin Cheng <bin.cheng@arm.com>
29306 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
29307 min_profitable_estimate, rather than min_profitable_iters.
29309 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29312 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
29313 SImode for last match_operand.
29315 2016-02-22 Martin Liska <mliska@suse.cz>
29317 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
29318 return bitsize - 1 as the return value.
29320 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
29324 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
29325 Handle negative shift counts.
29326 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
29327 force_reg on the shift constant.
29328 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
29329 (lshrsi3_d): Handle negative shift counts.
29331 2016-02-22 Richard Biener <rguenther@suse.de>
29332 Tom de Vries <tom@codesourcery.com>
29334 * graph.c: Include dumpfile.h.
29335 (print_graph_cfg): Split into three overloads.
29336 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
29338 2016-02-22 Tom de Vries <tom@codesourcery.com>
29340 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
29343 2016-02-22 Richard Biener <rguenther@suse.de>
29346 * ipa-inline-transform.c (inline_call): When not updating
29347 overall summaries adjust self size by the growth estimate.
29348 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
29349 hash-set, do not update overall summaries here. Renamed from ...
29350 (inline_to_all_callers): ... this which is now wrapping the
29351 above and performing delayed overall summary update.
29352 (early_inline_small_functions): Delay updating of the overall
29355 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
29357 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
29360 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29363 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
29364 :%* in %:gt() argument.
29365 (greater_than_spec_func): Adjust for expecting only numbers,
29366 if there are more than two numbers, compare the last two.
29368 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
29370 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
29371 -Wnarrowing with -std.
29373 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29376 * expr.c (store_field): Don't use bit-field path if exp is
29377 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
29378 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
29379 and the assignment can be performed by bitwise copy. Formatting
29382 PR middle-end/69838
29383 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
29384 call copy_reg_eh_region_note_forward on before and/or after sequences
29385 and remove note from insn if it no longer can throw.
29388 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
29389 if TARGET_AVX512BW.
29391 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29393 * config/s390/vector.md: Add missing commutative operand markers
29394 to the patterns which qualify for one.
29395 * config/s390/vx-builtins.md: Likewise.
29397 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29399 * config/s390/vector.md (VI, VI_QHS): Add single element vector
29400 types to mode iterators.
29401 (vec_double): ... and mode attribute.
29402 * config/s390/vx-builtins.md (non_vec_int): Likewise.
29404 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29406 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
29407 Change the predicate of op2 from nonimmediate to general and let
29408 reload fix it if necessary.
29410 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29412 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
29414 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29416 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
29419 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29421 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
29422 * config/s390/s390.c (s390_expand_vec_movstr): New function.
29423 * config/s390/s390.md ("movstr<P:mode>"): Call
29424 s390_expand_vec_movstr.
29426 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29428 * config/s390/s390.md: Add missing output modifier for operand 1
29429 to print it as address properly.
29431 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29433 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
29434 * config/s390/2964.md: New file.
29435 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
29436 of insn grouping attributes depending on the CPU level.
29437 (s390_get_unit_mask): New function.
29438 (s390_sched_score): Remove the OOO from the scheduling macros.
29439 Add loop to calculate a score for the instruction mix.
29440 (s390_sched_reorder): Likewise plus improve debug output.
29441 (s390_sched_variable_issue): Rename macros as above. Calculate
29442 the unit distances after actually scheduling an insn. Improve
29444 (s390_sched_init): Clear last_scheduled_unit_distance array.
29445 * config/s390/s390.md: Include 2964.md.
29447 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29450 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
29451 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
29452 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
29453 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
29454 *avx512f_<code>v8div16qi2_mask_1): New insns.
29456 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
29459 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
29462 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
29463 earlyclobber from target. Use wF constraint for fused memory
29465 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
29467 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29468 Martin Liska <mliska@suse.cz>
29471 * cfgexpand.c (asan_sanitize_stack_p): New function.
29472 (partition_stack_vars): Use the function.
29473 (expand_stack_vars): Likewise.
29474 (defer_stack_allocation): Likewise.
29475 (expand_used_vars): Likewise.
29477 2016-02-18 Richard Biener <rguenther@suse.de>
29479 PR middle-end/69553
29480 * fold-const.c (operand_equal_p): Properly compare offsets for
29481 IMAGPART_EXPR and ARRAY_REF.
29483 2016-02-18 Nick Clifton <nickc@redhat.com>
29487 * config/arm/arm.c (arm_option_override_internal): Disable
29488 interworking if the target does not support thumb instructions.
29489 (arm_reload_in_hi): Handle the case where a register to register
29490 move needs reloading because there is no simple pattern to handle
29492 (arm_reload_out_hi): Likewise.
29494 2016-02-18 Richard Biener <rguenther@suse.de>
29496 PR middle-end/69854
29497 * match.pd: Don't use fold_binary or fold_unary for folding
29500 2016-02-17 Jakub Jelinek <jakub@redhat.com>
29503 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
29504 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
29505 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
29506 warn on gimple_no_warning_p statements.
29508 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
29510 * doc/extend.texi (C++ Attributes): Correct description of
29511 warn_unused type attribute.
29513 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29515 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
29516 correct instruction.
29518 2016-02-17 Richard Biener <rguenther@suse.de>
29520 PR rtl-optimization/69609
29521 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
29522 (find_traces_1_round): When ending a trace update cached priority
29524 (bb_to_key): Use cached priority when available.
29525 (copy_bb): Initialize cached priority.
29526 (reorder_basic_blocks_software_trace_cache): Likewise.
29528 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29531 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
29533 (aarch64_comparison_operator): Break overly long line into two.
29534 (aarch64_comparison_operation): Likewise.
29535 * config/aarch64/aarch64.md (cstorecc4): Use
29536 aarch64_comparison_operator_mode instead of
29537 aarch64_comparison_operator.
29538 (cstore<mode>4): Likewise.
29539 (aarch64_cstore<mode>): Likewise.
29540 (*cstoresi_insn_uxtw): Likewise.
29541 (cstore<mode>_neg): Likewise.
29542 (*cstoresi_neg_uxtw): Likewise.
29544 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29547 * config/arm/predicates.md (arm_comparison_operator_mode):
29549 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
29550 instead of arm_comparison_operator.
29551 (*mov_negscc): Likewise.
29552 (*mov_notscc): Likewise.
29553 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
29554 (*thumb2_mov_negscc): Likewise.
29555 (*thumb2_mov_negscc_strict_it): Likewise.
29556 (*thumb2_mov_notscc): Likewise.
29557 (*thumb2_mov_notscc_strict_it): Likewise.
29559 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
29561 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
29562 Add missing return.
29564 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
29566 * config/visium/visium.c (machine_libfunc_index): New enum.
29567 (machine_libfuncs): New structure.
29568 (visium_libfuncs): New static variable.
29569 (TARGET_INIT_LIBFUNCS): Define to...
29570 (visium_init_libfuncs): ...this. New function.
29571 (expand_block_move_4): Use the appropriate libfunc.
29572 (expand_block_move_2): Likewise.
29573 (expand_block_move_1): Likewise.
29574 (expand_block_set_4): Likewise.
29575 (expand_block_set_2): Likewise.
29576 (expand_block_set_1): Likewise.
29577 (visium_trampoline_init): Likewise.
29579 2016-02-17 Nick Clifton <nickc@redhat.com>
29581 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
29582 TI's devices.csv file as of March 2016.
29584 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
29587 * opts-global.c (handle_common_deferred_options): Introduce and
29588 initialize two global variables to remember command-line options
29589 specifying a stack-limiting register.
29590 * opts.h: Add extern declarations of the two new global variables.
29591 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
29592 variable based on the values of the two new global variables.
29594 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29597 * common.opt (Wnonnull-compare): New warning.
29598 * doc/invoke.texi (-Wnonnull): Remove text about comparison
29599 of arguments against NULL.
29600 (-Wnonnull-compare): Document.
29601 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
29602 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
29603 * passes.def (pass_warn_nonnull_compare): Add.
29604 * gimple-ssa-nonnull-compare.c: New file.
29606 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29608 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
29609 AARCH64_EXTRA_TUNE_RECIP_SQRT.
29611 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29613 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
29614 reciprocal sqrt for -mlow-precision-recip-sqrt.
29616 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29617 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29619 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
29620 always use lane loads to construct non-constant vectors.
29622 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29624 * config/aarch64/aarch64.md
29625 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
29626 constraints for operand 3.
29627 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
29629 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29630 Richard Biener <rguenther@suse.de>
29632 PR tree-optimization/69820
29633 * tree-vect-patterns.c (type_conversion_p): Return false if
29634 *orig_type is unsigned single precision or boolean.
29635 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
29638 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29640 PR rtl-optimization/69764
29641 PR rtl-optimization/69771
29642 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
29643 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
29645 2016-02-16 Richard Biener <rguenther@suse.de>
29647 PR tree-optimization/69776
29648 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
29650 (indirect_refs_may_alias_p): Likewise.
29651 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
29652 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
29653 according to tbaa_p.
29654 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
29655 (optimize_stmt): For redundant store discovery do not allow tbaa.
29657 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
29659 PR tree-optimization/69714
29660 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
29661 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
29663 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
29665 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
29666 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
29667 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
29668 * config/arc/arc.c (arc_init): Check FPU options.
29669 (get_arc_condition_code): Handle new CC_FPU* modes.
29670 (arc_select_cc_mode): Likewise.
29671 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
29672 register pair only. Allow access for ARCv2 accumulator.
29673 (gen_compare_reg): Whenever we have FPU support use FPU compare
29675 (arc_reorg): Don't generate brcc insns when FPU compare
29676 instructions are involved.
29677 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
29678 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
29679 floating point emulation.
29680 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
29681 (REVERSE_CONDITION): Add new CC_FPU* modes.
29682 (TARGET_FP_SP_BASE): Define.
29683 (TARGET_FP_DP_BASE): Likewise.
29684 (TARGET_FP_SP_FUSED): Likewise.
29685 (TARGET_FP_DP_FUSED): Likewise.
29686 (TARGET_FP_SP_CONV): Likewise.
29687 (TARGET_FP_DP_CONV): Likewise.
29688 (TARGET_FP_SP_SQRT): Likewise.
29689 (TARGET_FP_DP_SQRT): Likewise.
29690 (TARGET_FP_DP_AX): Likewise.
29691 * config/arc/arc.md (ARCV2_ACC): New constant.
29692 (type): New fpu type attribute.
29693 (SDF): Conditional iterator.
29694 (cstore<mode>, cbranch<mode>): Change expand condition.
29695 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
29696 handles FPU/FPX cases as well.
29697 * config/arc/arc.opt (mfpu): New option.
29698 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
29700 (adddf3, muldf3, subdf3): Removed.
29701 * config/arc/predicates.md (proper_comparison_operator): Recognize
29703 * config/arc/fpu.md: New file.
29704 * doc/invoke.texi (ARC Options): Document mfpu option.
29706 2016-02-16 Richard Biener <rguenther@suse.de>
29708 PR rtl-optimization/69291
29709 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
29710 noce_operand_ok check.
29712 2016-02-16 Tom de Vries <tom@codesourcery.com>
29715 * omp-low.c (simd_clone_create): Remove call to
29716 symtab->call_cgraph_insertion_hooks.
29718 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29720 PR tree-optimization/69802
29721 * tree-ssa-reassoc.c (update_range_test): If op is
29722 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
29723 op == 1 test of precision 1 integral op, otherwise handle
29724 that case as op itself. Fix up formatting.
29725 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
29728 2016-02-16 Richard Biener <rguenther@suse.de>
29730 PR tree-optimization/69586
29731 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
29732 types for conversion sources.
29734 2016-02-16 Richard Biener <rguenther@suse.de>
29736 PR middle-end/69801
29737 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
29738 mask OEP_ADDRESS_OF.
29740 2016-02-16 Alan Modra <amodra@gmail.com>
29743 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
29744 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
29745 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
29747 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
29748 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
29749 (p8_fmrgow_<mode>): Likewise.
29750 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
29752 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
29753 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
29754 to use movdi_internal64. Remove op0_di.
29755 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
29757 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
29759 Add support for the FCCMP insn types
29761 * config/aarch64/aarch64.md (fccmp): Change insn type.
29762 (fccmpe): Likewise.
29763 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
29764 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
29765 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
29766 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
29767 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
29768 * config/arm/types.md (fccmps): Add new insn type.
29769 (fccmpd): Likewise.
29771 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
29773 * alias.c (get_alias_set): Fix a typo in comment.
29775 2016-02-15 Richard Biener <rguenther@suse.de>
29777 PR tree-optimization/69595
29778 * match.pd: Complete range test simplification to true.
29780 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
29782 PR rtl-optimization/69648
29783 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
29784 pic_offset_table_rtx.
29786 PR rtl-optimization/69752
29787 * ira.c (update_equiv_regs): When looking for more than a single SET,
29788 also take other side effects into account.
29790 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29792 * config/s390/s390.c (s390_function_profiler): Add a new sequence
29793 for z900+ CPUs in 31-bit mode.
29795 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29797 * common/config/s390/s390-common.c (s390_supports_split_stack):
29799 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
29800 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
29801 * config/s390/s390.c (struct machine_function): New field
29802 split_stack_varargs_pointer.
29803 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
29804 in s390_emit_prologue.
29805 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
29807 (morestack_ref): New global.
29808 (SPLIT_STACK_AVAILABLE): New macro.
29809 (s390_expand_split_stack_prologue): New function.
29810 (s390_live_on_entry): New function.
29811 (s390_va_start): Use split-stack vararg pointer if appropriate.
29812 (s390_asm_file_end): Emit the split-stack note sections.
29813 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
29814 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
29815 (UNSPECV_SPLIT_STACK_CALL): New unspec.
29816 (UNSPECV_SPLIT_STACK_DATA): New unspec.
29817 (split_stack_prologue): New expand.
29818 (split_stack_space_check): New expand.
29819 (split_stack_data): New insn.
29820 (split_stack_call): New expand.
29821 (split_stack_call_*): New insn.
29822 (split_stack_cond_call): New expand.
29823 (split_stack_cond_call_*): New insn.
29825 2016-02-15 Richard Biener <rguenther@suse.de>
29827 PR tree-optimization/69783
29828 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29829 Add trivially correct cases.
29831 2016-02-15 Tom de Vries <tom@codesourcery.com>
29834 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
29836 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
29838 2016-02-15 Richard Biener <rguenther@suse.de>
29840 PR tree-optimization/69776
29841 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
29842 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
29843 indicate whether we can use TBAA to disambiguate against stores.
29844 Use alias-set zero if not.
29845 (visit_reference_op_store): Do not use TBAA when looking up
29847 * tree-ssa-pre.c (compute_avail): Use TBAA here.
29848 (eliminate_dom_walker::before_dom_children): But not when looking
29849 up redundant stores.
29851 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
29853 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
29855 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29857 * config/i386/znver1.md
29858 (znver1_pop, znver1_pop_mem,
29859 znver1_load_imov_double_store,
29860 znver1_load_imov_direct_store,
29861 znver1_load_imov_direct_load,
29862 znver1_load_imov_double_load): Add new.
29863 (znver1_insn, znver1_insn_load): Add icmov type.
29864 (znver1_sseavx_fma,
29865 znver1_sseavx_fma_load,
29867 znver1_avx256_fma_load): Fix pipe usage.
29869 2016-02-14 Alan Modra <amodra@gmail.com>
29872 * reload.c (find_reloads_address_1): For pre/post-inc/dec
29873 with an invalid hard reg, reload just the reg not the entire
29874 pre/post-inc/dec address expression.
29876 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29879 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
29880 fixed R1_REG scratch reg.
29881 (sibcall_value_pcrel_fdpic): Likewise.
29883 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29887 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
29889 2016-02-12 Walter Lee <walt@tilera.com>
29891 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
29892 * config/tilegx/t-tilegx: Likewise.
29894 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29897 * diagnostic-show-locus.c (struct line_span): New struct.
29898 (layout::get_first_line): Delete.
29899 (layout::get_last_line): Delete.
29900 (layout::get_num_line_spans): New member function.
29901 (layout::get_line_span): Likewise.
29902 (layout::print_heading_for_line_span_index_p): Likewise.
29903 (layout::get_expanded_location): Likewise.
29904 (layout::calculate_line_spans): Likewise.
29905 (layout::m_first_line): Delete.
29906 (layout::m_last_line): Delete.
29907 (layout::m_line_spans): New field.
29908 (layout::layout): Update comment. Replace m_first_line and
29909 m_last_line with m_line_spans, replacing their initialization
29910 with a call to calculate_line_spans.
29911 (diagnostic_show_locus): When printing source lines and
29912 annotations, rather than looping over a single span
29913 of lines, instead loop over each line_span within
29914 the layout, with an inner loop over the lines within them.
29915 Call the context's start_span callback when changing line spans.
29916 * diagnostic.c (diagnostic_initialize): Initialize start_span.
29917 (diagnostic_build_prefix): Break out the building of the location
29918 part of the string into...
29919 (diagnostic_get_location_text): ...this new function, rewriting
29920 it from nested ternary expressions to a sequence of "if"
29922 (default_diagnostic_start_span_fn): New function.
29923 * diagnostic.h (diagnostic_start_span_fn): New typedef.
29924 (diagnostic_context::start_span): New field.
29925 (default_diagnostic_start_span_fn): New prototype.
29927 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29930 * gcc.c (driver::finalize): Fix cleanup of "specs".
29932 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29936 * gcc.c (driver::driver): Initialize m_option_suggestions.
29937 (driver::~driver): Clean up m_option_suggestions.
29938 (suggest_option): Convert to...
29939 (driver::suggest_option): ...this, and split out into
29940 driver::build_option_suggestions and find_closest_string.
29941 (driver::build_option_suggestions): New function, from
29942 first half of suggest_option. Special-case
29943 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
29944 the sanitizer_opts array. For options of enum types, add the
29945 various enum values to the candidate strings.
29946 (driver::handle_unrecognized_options): Remove "const".
29947 * gcc.h (driver::handle_unrecognized_options): Likewise.
29948 (driver::build_option_suggestions): New decl.
29949 (driver::suggest_option): New decl.
29950 (driver::m_option_suggestions): New field.
29951 * opts-common.c (add_misspelling_candidates): New function.
29952 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
29953 and make non-static.
29954 * opts.h (sanitizer_opts): New array decl.
29955 (add_misspelling_candidates): New function decl.
29956 * spellcheck.c (find_closest_string): New function.
29957 * spellcheck.h (find_closest_string): New function decl.
29959 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29961 PR rtl-optimization/69764
29962 PR rtl-optimization/69771
29963 * optabs.c (expand_binop_directly): For shift_optab_p, force
29964 convert_modes with VOIDmode if xop1 has VOIDmode.
29966 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
29969 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
29970 to correctly determine instrumentation thunks.
29972 2016-02-12 Jakub Jelinek <jakub@redhat.com>
29975 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
29976 type by reference, force lhs on the call.
29979 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
29980 Compute retval and retbnd early in all cases if split_part_return_p
29981 and return_bb is not EXIT. Remove all clobber stmts and reset
29982 all debug stmts that refer to SSA_NAMEs defined in split part,
29983 except if it is retval, in that case replace the old retval with the
29984 lhs of the call to the split part.
29986 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29989 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29991 PR middle-end/66726
29992 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
29993 whose result is used in PHI.
29994 (maybe_optimize_range_tests): Likewise.
29995 (final_range_test_p): Likweise.
29997 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29999 PR middle-end/66726
30000 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30001 whose result is used in PHI.
30002 (maybe_optimize_range_tests): Likewise.
30003 (final_range_test_p): Likweise.
30005 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30007 * cgraph.c: Spelling fixes - behaviour -> behavior and
30008 neighbour -> neighbor.
30009 * target.def: Likewise.
30010 * sel-sched.c: Likewise.
30011 * config/mips/mips.c: Likewise.
30012 * config/arc/arc.md: Likewise.
30013 * config/arm/cortex-a57.md: Likewise.
30014 * config/arm/arm.c: Likewise.
30015 * config/arm/neon.md: Likewise.
30016 * config/arm/arm-c.c: Likewise.
30017 * config/vms/vms-c.c: Likewise.
30018 * config/s390/s390.c: Likewise.
30019 * config/i386/znver1.md: Likewise.
30020 * config/i386/i386.c: Likewise.
30021 * config/ia64/hpux-unix2003.h: Likewise.
30022 * config/msp430/msp430.md: Likewise.
30023 * config/rx/rx.c: Likewise.
30024 * config/rx/rx.md: Likewise.
30025 * config/aarch64/aarch64-simd.md: Likewise.
30026 * config/aarch64/aarch64.c: Likewise.
30027 * config/nvptx/nvptx.c: Likewise.
30028 * config/bfin/bfin.c: Likewise.
30029 * config/cris/cris.opt: Likewise.
30030 * config/rs6000/rs6000.c: Likewise.
30031 * target.h: Likewise.
30032 * spellcheck.c: Likewise.
30033 * ira-build.c: Likewise.
30034 * tree-inline.c: Likewise.
30035 * builtins.c: Likewise.
30036 * lra-constraints.c: Likewise.
30037 * explow.c: Likewise.
30038 * hwint.h: Likewise.
30039 * targhooks.c: Likewise.
30040 * tree-vect-data-refs.c: Likewise.
30041 * expr.c: Likewise.
30042 * doc/tm.texi: Likewise.
30043 * doc/extend.texi: Likewise.
30044 * doc/install.texi: Likewise.
30045 * doc/md.texi: Likewise.
30046 * tree-ssa-tail-merge.c: Likewise.
30047 * sched-int.h: Likewise.
30048 * match.pd: Likewise.
30049 * sched-ebb.c: Likewise.
30050 * target.def (omit_struct_return_reg): Likewise.
30051 * gimple-ssa-isolate-paths.c: Likewise.
30052 (find_implicit_erroneous_behaviour): Renamed to...
30053 (find_implicit_erroneous_behavior): ... this.
30054 (find_explicit_erroneous_behaviour): Renamed to...
30055 (find_explicit_erroneous_behavior): ... this.
30056 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
30058 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
30060 PR rtl-optimization/64682
30061 PR rtl-optimization/69567
30062 PR rtl-optimization/69737
30063 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
30064 in I2 as well, just lose it.
30066 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30068 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
30070 (aarch64_last_printed_tune_string): Likewise.
30071 (aarch64_declare_function_name): Only output .arch assembler
30072 directive if it will be different from the previously output
30073 directive. Same for .tune comment but only if -dA is set.
30074 (aarch64_start_file): New function.
30075 (TARGET_ASM_FILE_START): Define.
30077 2016-02-11 David Malcolm <dmalcolm@redhat.com>
30080 * Makefile.in (PLUGIN_HEADERS): Add params.list.
30082 2016-02-11 Jakub Jelinek <jakub@redhat.com>
30085 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
30086 -Wmaybe-uninitialized warning.
30088 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
30091 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
30093 2016-02-11 Richard Biener <rguenther@suse.de>
30095 PR rtl-optimization/69291
30096 * ifcvt.c (noce_try_store_flag_constants): Do not allow
30097 subexpressions affected by changing the result.
30099 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
30102 * lra-constraints.c (curr_insn_transform): Find in/out operands
30103 for secondary memory moves. Update dups.
30105 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
30107 PR tree-optimization/69652
30108 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
30109 to nested loop, did source re-formatting, skip debug statements,
30110 add check on statement with volatile operand, remove dead scalar
30113 2016-02-10 Jakub Jelinek <jakub@redhat.com>
30114 Patrick Palka <ppalka@gcc.gnu.org>
30118 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30119 calls if the return type is TREE_ADDRESSABLE.
30120 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30121 * ipa-split.c (split_function): Fix doubled "we" in comment.
30122 Use void return type for the split part even if
30123 !split_point->split_part_set_retval.
30125 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30127 PR tree-optimization/68021
30128 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30129 when computing the value of biv cand by itself.
30131 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30133 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30134 (cortexa57_tunings): Likewise.
30135 (cortexa72_tunings): Likewise.
30136 (arch_macro_fusion_pair_p): Add support for AES fusion.
30137 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30138 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30139 Allow virtual registers before reload so early scheduling works.
30140 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30141 correct latency and pipeline.
30142 (cortex_a57_crypto_complex): Likewise.
30143 (cortex_a57_crypto_xor): Likewise.
30144 (define_bypass): Add AES bypass.
30146 2016-02-10 Richard Biener <rguenther@suse.de>
30148 PR tree-optimization/69726
30149 * passes.def: Add DCE pass before late uninit.
30150 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30151 really fixup if-conversions job.
30153 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30155 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30156 (arm_cortex_a57_tune): Likewise.
30157 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30158 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30160 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30162 * timevar.def (TV_PHASE_DBGINFO): Delete.
30163 (TV_PHASE_CHECK_DBGINFO): Likewise.
30164 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30166 2016-02-10 Richard Biener <rguenther@suse.de>
30168 PR tree-optimization/69719
30169 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30170 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30172 2016-02-09 Andrew Pinski <apinski@cavium.com>
30175 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30176 get_vcond_mask_icode returns false.
30178 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30181 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30182 an ADDIS that adds a pointer to a large constant that sets the
30183 upper16 bits with a load operation.
30185 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30188 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30190 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30192 (vzipq_s16): Likewise.
30193 (vzipq_s32): Likewise.
30194 (vzipq_f32): Likewise.
30195 (vzipq_u8): Likewise.
30196 (vzipq_u16): Likewise.
30197 (vzipq_u32): Likewise.
30198 (vzipq_p8): Likewise.
30199 (vzipq_p16): Likewise.
30201 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30204 * config/arm/arm.c (neon_endian_lane_map): New function.
30205 (neon_vector_pair_endian_lane_map): New function.
30206 (arm_evpc_neon_vuzp): Allow for big endian lane order.
30207 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
30209 (vuzpq_s16): Likewise.
30210 (vuzpq_s32): Likewise.
30211 (vuzpq_f32): Likewise.
30212 (vuzpq_u8): Likewise.
30213 (vuzpq_u16): Likewise.
30214 (vuzpq_u32): Likewise.
30215 (vuzpq_p8): Likewise.
30216 (vuzpq_p16): Likewise.
30218 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
30221 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
30224 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
30226 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
30227 truncate const_int operand 1 to QImode.
30229 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
30231 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
30232 corresponding to an abnormal edge.
30234 2016-02-09 Tom de Vries <tom@codesourcery.com>
30236 PR tree-optimization/69599
30237 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
30239 (find_func_aliases_for_builtin_call, find_func_clobbers)
30240 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
30243 2016-02-09 Richard Biener <rguenther@suse.de>
30245 PR tree-optimization/69715
30246 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
30247 LHS on calls as non-rewritable.
30249 2016-02-09 Tom de Vries <tom@codesourcery.com>
30252 * lto-wrapper.c (append_diag_options): New function.
30253 (compile_offload_image): Call append_diag_options.
30255 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
30258 * doc/extend.texi (Flag Output Operands): Correct sectioning.
30259 Minor copy-edit to fix verb tenses.
30261 2016-02-08 Jakub Jelinek <jakub@redhat.com>
30263 PR tree-optimization/69209
30264 * ipa-split.c (split_function): If split part is not
30265 returning retval, retval has gimple type but is not
30266 gimple value, force it into a SSA_NAME first.
30268 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
30270 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
30273 2016-02-08 Jason Merrill <jason@redhat.com>
30276 * convert.c (convert_to_integer_1): Check dofold on truncation
30278 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
30279 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
30280 Rename from *_nofold.
30281 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
30282 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
30284 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
30287 * tree.c (build_common_tree_nodes): Remove short_double argument.
30288 All callers changed.
30289 * tree.h (build_common_tree_nodes): Adjust declaration.
30290 * doc/invoke.texi (-fshort-double): Remove documentation.
30291 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
30292 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
30293 * lto-wrapper.c (merge_and_complain, append_compiler_options)
30294 (append_linker_options): Don't handle OPT_fshort_double.
30296 PR rtl-optimization/68730
30297 * lra-remat.c (insn_to_cand_activation): New static variable.
30298 (lra_remat): Allocate and free it.
30299 (create_cand): New arg activation. Initialize a field in
30300 insn_to_cand_activation if it is nonnull.
30301 (create_cands): Pass the activation insn to create_cand when making
30302 a candidate involving an output reload. Reorganize code a little.
30303 (do_remat): Keep track of active status of candidates in a separate
30306 2016-02-08 Richard Biener <rguenther@suse.de>
30308 PR tree-optimization/69719
30309 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30310 Properly use absolute of the difference of the two offsets to
30311 compare or adjust the segment length.
30313 2016-02-08 Richard Biener <rguenther@suse.de>
30314 Jeff Law <law@redhat.com>
30317 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
30318 types for anonymous SSA names.
30320 2016-02-08 Richard Biener <rguenther@suse.de>
30322 PR rtl-optimization/69274
30323 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
30325 2016-02-08 Jeff Law <law@redhat.com>
30327 PR tree-optimization/65917
30328 * tree-ssa-dom.c (record_temporary_equivalences): Record both
30329 equivalences from if (x == y) style conditionals.
30330 (loop_depth_of_name): Remove.
30331 (record_equality): Remove loop depth check.
30332 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
30333 (const_and_copies::record_const_or_copy_raw): New member function.
30334 * tree-ssa-scopedtables.c
30335 (const_and_copies::record_const_or_copy_raw): New, factored out of
30336 (const_and_copies::record_const_or_copy): Call new member function.
30338 2016-02-05 Jeff Law <law@redhat.com>
30340 PR tree-optimization/68541
30341 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
30342 (count_stmts_in_block): New function.
30343 (poor_ifcvt_candidate_code): Likewise.
30344 (is_feasible_trace): Add some heuristics to determine when path
30345 splitting is profitable.
30346 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
30347 is a diamond with a single exit.
30349 2016-02-05 Martin Sebor <msebor@redhat.com>
30352 * doc/invoke.texi: Update -Wplacement-new to take an optional
30355 2016-02-06 Richard Henderson <rth@redhat.com>
30358 * tree.c (tree_nop_conversion_p): Do not strip casts into or
30359 out of non-standard address spaces.
30361 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30363 PR rtl-optimization/69691
30364 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
30366 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
30368 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
30369 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
30370 (*ieee128_mfvsrd_64bit): Likewise.
30371 (*ieee128_mfvsrd_32bit): Likewise.
30373 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
30377 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30379 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
30380 instrumented_version.
30382 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
30384 * doc/invoke.texi (Optimize Options): In table of --param options
30385 rename second occurrence of tracer-min-branch-ratio to
30386 tracer-min-branch-probability, rename
30387 tracer-min-branch-ratio-feedback to
30388 tracer-min-branch-probability-feedback and clarify description,
30389 rename sched-spec-state-edge-prob-cutoff to
30390 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
30391 to selsched-insns-to-rename, rename lto-minpartition to
30392 lto-min-partition, delete reorder-blocks-duplicate and
30393 reorder-blocks-duplicate-feedback.
30395 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30397 * config/s390/s390.c (s390_register_info_set_ranges): Remove
30400 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
30402 * doc/extend.texi: S/390: Correct some typos.
30404 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30406 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
30408 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30411 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
30412 (s390_register_info_gprtofpr): Use new macros above.
30413 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
30415 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
30416 its name. Adjust restore and save gpr ranges.
30417 (s390_register_info_set_ranges): New function.
30418 (s390_register_info): Use new macros above. Call
30419 s390_register_info_set_ranges.
30420 (s390_optimize_register_info): Likewise.
30421 (s390_hard_regno_rename_ok): Use new macros.
30422 (s390_hard_regno_scratch_ok): Likewise.
30423 (s390_emit_epilogue): Likewise.
30424 (s390_can_use_return_insn): Likewise.
30425 (s390_optimize_prologue): Likewise.
30426 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
30428 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30431 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
30433 (ix86_option_override_internal): Disable TARGET_STV even for
30434 -m{incoming,preferred}-stack-boundary=3.
30436 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
30438 * config.gcc: Mark deprecated rtems targets as obsolete.
30440 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
30442 PR rtl-optimization/64682
30443 PR rtl-optimization/69567
30444 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
30445 before I2 only if the register is both used and set in I2.
30447 2016-02-04 DJ Delorie <dj@redhat.com>
30449 * config/msp430/msp430.c (msp430_start_function): Add function type.
30451 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30454 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
30456 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
30458 PR rtl-optimization/69577
30460 2015-10-29 Richard Henderson <rth@redhat.com>
30464 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
30465 sse check to the exact conditions of PR 67609.
30467 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30470 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
30471 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
30472 not allowed into the traditional Altivec registers.
30473 (movtd_64bit_nodm): Likewise.
30474 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
30476 2016-02-04 David Malcolm <dmalcolm@redhat.com>
30478 * config/aarch64/cortex-a57-fma-steering.c
30479 (aarch64_register_fma_steering): Remove "static" from arguments
30482 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
30485 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
30486 twice when complex.
30488 2016-02-04 Mike Frysinger <vapier@gentoo.org>
30490 * doc/invoke.texi: Delete -mno-fma4.
30492 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
30494 PR rtl-optimization/69577
30495 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
30496 (find_subregs_of_mode): Update accordingly. Iterate over partial
30499 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
30501 * config/arm/arm-protos.h (neon_reinterpret): Remove.
30502 * config/arm/arm.c (neon_reinterpret): Remove.
30503 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
30504 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
30505 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
30506 vreinterpretti): Remove.
30507 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
30508 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
30509 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
30510 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
30511 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
30512 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
30513 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
30514 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
30515 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
30516 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
30517 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
30518 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
30519 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
30520 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
30521 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
30522 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
30523 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
30524 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
30525 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
30526 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
30527 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
30528 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
30529 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
30530 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
30531 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
30532 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
30533 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
30534 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
30535 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
30536 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
30537 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
30538 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
30539 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
30540 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
30541 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
30542 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
30543 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
30544 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
30545 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
30546 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
30547 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
30548 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
30549 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
30550 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
30551 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
30552 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
30553 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
30554 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
30555 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
30556 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
30557 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
30558 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
30559 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
30560 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
30561 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
30562 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
30563 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
30564 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
30565 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
30566 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
30567 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
30568 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
30569 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
30570 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
30571 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
30572 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
30573 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
30574 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
30575 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
30576 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
30577 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
30578 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
30579 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
30580 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
30581 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
30582 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
30583 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
30584 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
30585 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
30586 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
30587 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
30588 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
30589 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
30590 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
30591 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
30592 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
30593 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
30594 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
30595 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
30596 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
30597 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
30598 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
30599 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
30600 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
30601 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
30602 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
30603 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
30604 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
30605 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
30606 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
30607 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
30608 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
30609 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
30611 2016-02-04 Martin Liska <mliska@suse.cz>
30614 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
30615 that are gimple_store_p.
30616 (maybe_instrument_call): Likewise.
30618 2016-02-04 Bin Cheng <bin.cheng@arm.com>
30620 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
30621 register scaling out of memory reference and comment why.
30623 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30627 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
30628 folding the source of a SET.
30630 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30634 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
30635 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
30637 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
30641 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
30644 2016-02-04 Christian Bruel <christian.bruel@st.com>
30646 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
30647 * config/arm/arm.c (arm_set_current_function): Likewise.
30649 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30650 Ilya Enkovich <enkovich.gnu@gmail.com>
30651 H.J. Lu <hongjiu.lu@intel.com>
30654 * config/i386/i386.c (convert_scalars_to_vector): Remove
30655 stack alignment fixes.
30656 (ix86_option_override_internal): Disable TARGET_STV if stack
30657 might not be aligned enough.
30658 (ix86_minimum_alignment): Assert that TARGET_STV is false.
30660 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
30662 * config/i386/x86-tune.def: Disable default prefetching
30665 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30666 Vladimir Makarov <vmakarov@redhat.com>
30669 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
30670 in validating fused toc addresses.
30672 2016-02-03 Jakub Jelinek <jakub@redhat.com>
30675 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
30676 range->m_caret fields if range->m_show_caret_p is false.
30679 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30680 Force oldval into register if it does not satisfy reg_or_short_operand
30681 predicate. Fix up formatting.
30683 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
30684 Alexandre Oliva <aoliva@redhat.com>
30687 * lra-constraints.c (simplify_operand_subreg): Check additionally
30688 address validity after potential reloading.
30689 (process_address_1): Check insns validity. In case of failure do
30692 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
30695 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
30698 2016-02-02 Jakub Jelinek <jakub@redhat.com>
30700 * wide-int.cc (canonize_uhwi): New function.
30701 (wi::divmod_internal): Use it.
30703 2016-02-02 James Norris <jnorris@codesourcery.com>
30705 * gimplify.c (omp_notice_variable): Add usage check.
30707 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
30709 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
30710 like LE, GE, LT, GT when emitting relational operator.
30712 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30714 * ira-costs.c (find_costs_and_classes): Add extra argument.
30715 * target.def (ira_change_pseudo_allocno_class): Add parameter.
30716 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
30717 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
30718 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
30719 Add best_class parameter, and return it if not ALL_REGS.
30720 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
30722 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
30723 Update target hook.
30725 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30727 * config/aarch64/aarch64.c
30728 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
30729 (aarch64_ira_change_pseudo_allocno_class): New function.
30731 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
30734 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
30736 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30738 * config/avr/avr.c (avr_option_override): Set
30739 PARAM_ALLOW_STORE_DATA_RACES to 1.
30741 2016-02-02 Richard Biener <rguenther@suse.de>
30743 PR tree-optimization/69595
30744 * match.pd: Add range test simplifications to true/false.
30746 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
30748 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
30749 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
30752 2016-02-02 Richard Biener <rguenther@suse.de>
30754 PR tree-optimization/69606
30755 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
30756 info on the result before moving a stmt.
30758 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
30760 PR middle-end/68542
30761 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
30762 branch with vector comparison.
30763 * config/i386/sse.md (VI48_AVX): New mode iterator.
30764 (define_expand "cbranch<mode>4): Add support for conditional branch
30765 with vector comparison.
30766 * tree-vect-loop.c (optimize_mask_stores): New function.
30767 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
30768 has_mask_store field of vect_info.
30769 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
30770 vectorized loops having masked stores after vec_info destroy.
30771 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
30772 correspondent macros.
30773 (optimize_mask_stores): Add prototype.
30775 2016-02-02 Alan Modra <amodra@gmail.com>
30778 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
30781 2016-02-02 Alan Modra <amodra@gmail.com>
30784 * config/rs6000/rs6000.c (need_toc_init): New var, set it
30785 whenever toc_label_name used.
30786 (rs6000_file_start): Don't set up toc section here,
30787 (rs6000_output_function_epilogue): do so here instead,
30788 (rs6000_xcoff_file_start): and here.
30789 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
30790 (load_toc_aix_di): Likewise.
30792 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30794 PR rtl-optimization/69592
30795 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
30796 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
30797 (num_sign_bit_copies_binary_arith_p): New inline function.
30798 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
30800 2016-02-01 Jeff Law <law@redhat.com>
30802 PR tree-optimization/69580
30803 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
30804 * tree-ssa-threadbackward.c
30805 (fsm_find_control_statement_thread_paths): Do not try to walk
30806 through large PHI nodes.
30808 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30810 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
30811 when count is incremented above limit, don't analyze further
30814 * omp-low.c (oacc_parse_default_dims): Avoid
30815 -Wsign-compare warning, make sure value fits into int
30816 rather than just unsigned int.
30818 2016-02-01 Bin Cheng <bin.cheng@arm.com>
30820 PR tree-optimization/67921
30821 * fold-const.c (split_tree): New parameters. Convert pointer
30822 type variable part to proper type before negating.
30823 (fold_binary_loc): Pass new arguments to split_tree.
30825 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
30827 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
30828 (nvptx_goacc_validate_dims): Extend to handle global defaults.
30829 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
30830 * doc/tm.texti: Rebuilt.
30831 * doc/invoke.texi (fopenacc-dim): Document.
30832 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
30833 (append_compiler_options): Likewise.
30834 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
30835 (oacc_parse_default_dims): New.
30836 (oacc_validate_dims): Add USED arg. Select non-unity default when
30838 (oacc_loop_fixed_partitions): Return mask of used partitions.
30839 (oacc_loop_auto_partitions): Emit dump info.
30840 (oacc_loop_partition): Return mask of used partitions.
30841 (execute_oacc_device_lower): Parse default dimension arg. Adjust
30842 loop partitioning and validation calls.
30844 2016-02-01 Richard Biener <rguenther@suse.de>
30846 PR middle-end/69556
30847 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
30849 2016-02-01 Richard Biener <rguenther@suse.de>
30851 PR tree-optimization/69574
30852 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
30853 of asserting return chrec_dont_know.
30855 2016-02-01 Martin Liska <mliska@suse.cz>
30857 * mem-stats-traits.h: Add copyright header.
30858 * mem-stats.h: Likewise.
30860 2016-02-01 Richard Biener <rguenther@suse.de>
30862 PR tree-optimization/69579
30863 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
30864 Do not propagate through abnormal PHI results.
30866 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
30868 * postreload.c (reload_cse_simplify): Remove dead code.
30870 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30872 PR rtl-optimization/69570
30873 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
30874 if there is more than one set, not if there is a single set.
30876 2016-02-01 Richard Henderson <rth@redhat.com>
30879 * combine.c (make_compound_operation): When looking through a
30880 subreg, make sure to re-extend to the width of the outer mode.
30882 2016-01-30 Jakub Jelinek <jakub@redhat.com>
30884 PR tree-optimization/69546
30885 * wide-int.cc (wi::divmod_internal): For unsigned division
30886 where both operands fit into uhwi, if o1 is 1 and o0 has
30887 msb set, if divident_prec is larger than bits per hwi,
30888 clear another quotient word and return 2 instead of 1.
30889 Similarly for remainder with msb in HWI set, if dividend_prec
30890 is larger than bits per hwi.
30892 2016-01-29 Martin Jambor <mjambor@suse.cz>
30894 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
30895 Use short lowercase names.
30896 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
30897 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
30898 acq_rel one. Protect warning agains segfaults if
30899 get_memory_order_name returns NULL.
30900 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
30901 with release semantics. Do not warn if get_memory_order already did.
30902 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
30903 semantics. Fix check for relaxed or acquire semantics. Do not warn
30904 if get_memory_order already did.
30906 2016-01-29 Sebastian Pop <s.pop@samsung.com>
30908 * doc/install.texi: Document that isl-0.16 is supported.
30910 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
30913 * config/i386/constraints.md (Bm): Describe as special memory
30915 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
30916 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30917 * genpreds.c (struct constraint_data): Add is_special_memory.
30918 (have_special_memory_constraints, special_memory_start): New
30920 (special_memory_end): Ditto.
30921 (add_constraint): Add new arg is_special_memory. Add code to
30922 process its true value. Update have_special_memory_constraints.
30923 (process_define_constraint): Pass the new arg.
30924 (process_define_register_constraint): Ditto.
30925 (choose_enum_order): Process special memory.
30926 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
30927 function insn_extra_special_memory_constraint.
30928 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30929 * gensupport.c (process_rtx): Process
30930 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30931 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
30932 * ira-lives.c (single_reg_class): Use
30933 insn_extra_special_memory_constraint.
30934 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
30935 * lra-constraints.c (process_alt_operands): Ditto.
30936 (curr_insn_transform): Use insn_extra_special_memory_constraint.
30937 * recog.c (asm_operand_ok, preprocess_constraints): Process
30939 * reload.c (find_reloads): Ditto.
30940 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
30941 * stmt.c (parse_input_constraint): Use
30942 insn_extra_special_memory_constraint.
30944 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30947 * lra-splill.c (lra_final_code_change): Revert r229087 by
30948 removing all sub-registers.
30950 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
30953 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
30955 2016-01-29 Jakub Jelinek <jakub@redhat.com>
30958 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
30959 SSE1, copy target into the temporary reg first before recursing
30962 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
30964 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
30967 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30969 * ginclude/stdarg.h: Test __cplusplus instead of
30970 __GXX_EXPERIMENTAL_CXX0X__.
30972 2016-01-29 Richard Biener <rguenther@suse.de>
30974 PR tree-optimization/69547
30975 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
30976 Do not mark clobbers necessary.
30977 (mark_all_reaching_defs_necessary_1): Likewise.
30979 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30981 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
30982 declaration name with %qs and print it in both error messages.
30983 Also fix indentation.
30985 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
30988 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
30989 trailing blank line from error message.
30991 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
30994 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
30997 2016-01-29 Richard Biener <rguenther@suse.de>
30999 PR middle-end/69537
31000 * match.pd: Allow all integral types when simplifying a
31001 widening or sign-changing conversion.
31003 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31005 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
31006 back to setting codegen_error to fail codegen.
31008 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
31011 * config/i386/constraints.md (C): Only accept constant zero operand.
31012 (BC): New constraint.
31013 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
31014 instead of C constraint.
31015 * doc/md.texi (Machine Constraints): Update description
31018 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
31021 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
31023 2016-01-28 Jakub Jelinek <jakub@redhat.com>
31025 PR middle-end/69542
31026 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
31029 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
31031 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
31032 branches if using guessed profile.
31034 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
31036 * graphite-optimize-isl.c (optimize_isl): Fix dump.
31038 2016-01-28 Richard Henderson <rth@redhat.com>
31041 * config/aarch64/aarch64-modes.def (CC_Cmode): New
31042 * config/aarch64/aarch64-protos.h: Update.
31043 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
31044 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
31045 (aarch64_get_condition_code_1): Handle CC_Cmode.
31046 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
31047 (*add<mode>3_compareC_cconly_imm): New.
31048 (*add<mode>3_compareC_cconly): New.
31049 (*add<mode>3_compareC_imm): New.
31050 (add<mode>3_compareC): New.
31051 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
31052 to be first. Use aarch64_carry_operation.
31053 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
31054 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
31055 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
31056 (subti3): Use subdi3_compare1.
31057 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
31058 (sub<mode>3_compare1): New.
31059 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
31060 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
31061 (*subsi3_carryin_uxtw): Likewise.
31062 (*ngc<mode>, *ngcsi_uxtw): Likewise.
31063 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
31064 * config/aarch64/iterators.md (DWI): New.
31065 * config/aarch64/predicates.md (aarch64_carry_operation): New.
31066 (aarch64_borrow_operation): New.
31068 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31070 * graphite-optimize-isl.c (optimize_isl): Print a different debug
31071 message when isl does not return a valid schedule.
31073 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31075 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
31076 Remove comments from class declarations: they are already in the code
31079 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31081 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
31083 (ternary_op_to_tree): Same.
31084 (unary_op_to_tree): Same.
31085 (nary_op_to_tree): Same.
31086 (gcc_expression_from_isl_expr_op): Same.
31087 (gcc_expression_from_isl_expression): Same.
31088 (graphite_create_new_loop): Same.
31089 (graphite_create_new_loop_guard): Same.
31090 (build_iv_mapping): Same.
31091 (graphite_create_new_guard): Same.
31092 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
31093 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
31095 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31097 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
31098 instead of setting codegen_error to fail codegen.
31100 2016-01-28 Jason Merrill <jason@redhat.com>
31102 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
31104 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31106 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31107 Remove CONST_INT_P check in CCMP cost calculation.
31109 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31111 * config/aarch64/aarch64.c (generic_vector_cost):
31112 Set vec_permute_cost.
31113 (cortexa57_vector_cost): Likewise.
31114 (exynosm1_vector_cost): Likewise.
31115 (xgene1_vector_cost): Likewise.
31116 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31117 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31118 Add vec_permute_cost entry.
31120 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31122 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31124 (add<mode>3_compare0): Likewise.
31125 (addsi3_compare0_uxtw): Likewise.
31126 (add<mode>3nr_compare0): Likewise.
31127 (compare_neg<mode>): Likewise.
31128 (<optab><mode>3): Likewise.
31130 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31132 * tree-vect-stmts.c (vectorizable_comparison): Add
31133 NULL check for vectype.
31135 2016-01-28 Richard Biener <rguenther@suse.de>
31137 PR tree-optimization/69466
31138 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31139 Account for PHIs we couldn't duplicate.
31141 2016-01-28 Martin Liska <mliska@suse.cz>
31144 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31145 instead of ENABLE_VALGRIND_CHECKING.
31147 2016-01-27 Richard Henderson <rth@redhat.com>
31150 * lra-remat.c (subreg_regs): New.
31151 (dump_candidates_and_remat_bb_data): Dump it.
31152 (operand_to_remat): Reject if operand in subreg_regs.
31153 (set_bb_regs): Collect subreg_regs.
31154 (lra_remat): Init and free subreg_regs. Compute
31155 calculate_local_reg_remat_bb_data before create_cands.
31157 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31160 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31161 change stack_alignment_needed for __tls_get_addr call.
31163 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31165 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31167 2016-01-27 Jeff Law <law@redhat.com>
31169 PR tree-optimization/68398
31170 PR tree-optimization/69196
31171 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31172 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31173 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31174 Only count PHIs in the last block in the path. The others will
31175 const/copy propagate away. Add heuristic to allow more irreducible
31176 subloops to be created when it is likely profitable to do so.
31178 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31179 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31180 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31182 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31185 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31186 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31187 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31188 * tree-streamer-in.c: Include asan.h.
31189 (streamer_get_builtin_tree): For builtins in sanitizer
31190 range call initialize_sanitizer_builtins and retry.
31192 2016-01-27 Ian Lance Taylor <iant@google.com>
31194 * common.opt (fkeep-gc-roots-live): New undocumented option.
31195 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31196 -fkeep-gc-roots-live, skip pointers.
31197 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31200 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31203 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31204 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
31206 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
31209 * configure.ac: NetBSD provides SSP in its C library.
31210 * configure: Updated.
31212 2016-01-27 Richard Biener <rguenther@suse.de>
31214 PR tree-optimization/69166
31215 * tree-vect-loop.c (vect_is_simple_reduction): Always check
31216 reduction code for commutativity / associativity.
31218 2016-01-27 Martin Jambor <mjambor@suse.cz>
31220 PR tree-optimization/69355
31221 * tree-sra.c (analyze_access_subtree): Correct hole detection when
31222 total_scalarization fails.
31224 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
31226 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
31229 2016-01-27 Christian Bruel <christian.bruel@st.com>
31232 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
31233 Move arm_reset_previous_fndecl and set_target_option_current_node in
31234 the conditional part. Call save_restore_target_globals.
31235 * config/arm/arm.c (arm_set_current_function):
31236 Refactor to better support #pragma target and attribute mix.
31237 Call save_restore_target_globals.
31238 * config/arm/arm-protos.h (save_restore_target_globals): New function.
31240 2016-01-27 Martin Liska <mliska@suse.cz>
31242 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
31243 reference for an HSA kernel and its host function.
31245 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31247 PR tree-optimization/69399
31248 * wide-int.h (wi::lrshift): For larger precisions, only
31249 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
31251 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
31253 * config/arc/predicates.md (proper_comparison_operator): Reject
31254 constant-constant comparison.
31256 2016-01-26 Tom de Vries <tom@codesourcery.com>
31258 PR tree-optimization/69110
31259 * tree-data-ref.c (initialize_data_dependence_relation): Handle
31260 DR_NUM_DIMENSIONS == 0.
31262 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31263 Sebastian Pop <s.pop@samsung.com>
31265 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
31266 isl_ast_op_cond and isl_ast_op_select.
31267 (gcc_expression_from_isl_expr_op): Same.
31269 2016-01-26 Jason Merrill <jason@redhat.com>
31272 * tree.c (recompute_constructor_flags): Split out from
31274 (verify_constructor_flags): New.
31275 * tree.h: Declare them.
31277 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
31279 PR rtl-optimization/69217
31280 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
31281 are no TYPE_FIELDS set for the record type.
31283 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31286 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
31287 toc_label_name unconditionally.
31288 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
31289 SYMBOL_REF string. Use toc_label_name instead of constructing
31291 (rs6000_elf_declare_function_name): Use toc_label_name instead of
31292 constructing LCTOC1.
31294 2016-01-26 Martin Sebor <msebor@redhat.com>
31297 * doc/extend.texi (Common Type Attributes): Move text that talks about
31298 attribute packed from attribute aligned to the section discussing
31299 the former attribute for clarity.
31301 2016-01-26 Richard Henderson <rth@redhat.com>
31303 PR middle-end/60908
31304 * trans-mem.c (tm_region_init): Mark entry block as visited.
31306 2016-01-26 David Malcolm <dmalcolm@redhat.com>
31309 * diagnostic-show-locus.c (layout::print_source_line): Replace
31310 call to pp_newline with call to layout::print_newline.
31311 (layout::print_annotation_line): Likewise.
31312 (layout::move_to_column): Likewise.
31313 (layout::print_any_fixits): After printing any fixits, print a
31314 trailing newline, if necessary.
31315 (layout::print_newline): New method, resetting any colorization
31317 (diagnostic_show_locus): Move the pp_newline to before the
31318 early bailout. Remove dummy block enclosing the layout instance.
31319 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
31320 of pp_newline_and_flush with pp_flush.
31321 (diagnostic_append_note): Delete use of pp_newline.
31322 (diagnostic_append_note_at_rich_loc): Delete.
31323 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
31324 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
31325 when newline characters are added to the buffer.
31327 2016-01-26 Michael Matz <matz@suse.de>
31329 * configure.ac (ac_cv_std_swap_in_utility): New test.
31330 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
31331 * configure: Regenerate.
31332 * config.in: Regenerate.
31334 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
31336 * config/arc/arc.md (cstoresi4): Force operand into register.
31337 (arcset<code>): Fix predicate.
31338 (arcsetltu): Likewise.
31339 (arcsetgeu): Likewise.
31340 (arcsethi): Likewise.
31341 (arcsetls): Likewise.
31343 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31345 PR tree-optimization/69483
31346 * gimple-fold.c (canonicalize_constructor_val): Return NULL
31347 if base has error_mark_node type.
31349 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
31352 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
31353 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
31355 (vget_lane_f16): Handle big-endian.
31356 (vgetq_lane_f16): Likewise.
31357 (vset_lane_f16): Likewise.
31358 (vsetq_lane_f16): Likewise.
31359 * config/arm/iterators.md (VQXMOV): Add V8HF.
31360 (VDQ): Add V4HF and V8HF.
31361 (V_reg): Handle V4HF and V8HF.
31362 (Is_float_mode): Likewise.
31363 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
31364 neon_vdup_nv8hf): New patterns.
31365 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
31366 Use VD_LANE iterator.
31367 (neon_vld1_dup<mode>): Use VQ2 iterator.
31369 2016-01-26 Nathan Sidwell <nathan@acm.org>
31371 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
31372 (set_oacc_fn_attrib): Add IS_KERNEL arg.
31373 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
31374 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
31375 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
31376 (oacc_validate_dims): Add LEVEL arg, don't return level.
31377 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
31378 oacc_validate_dims.
31379 (execute_oacc_device_lower): Adjust, add more dump output.
31380 * tree-ssa-loop.c (gate_oacc_kernels): Use
31381 oacc_fn_attrib_kernels_p.
31382 * tree-parloops.c (create_parallel_loop): Adjust
31383 set_oacc_fn_attrib call.
31385 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31388 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
31389 (append_compiler_options): Handle -fcilkplus.
31390 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
31392 2016-01-26 Nick Clifton <nickc@redhat.com>
31395 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
31396 been marked as DECL_ONE_ONLY but we do not the means to make it
31397 so, then do not allow it to bind locally.
31399 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31402 * opts.h (parse_sanitizer_options): New prototype.
31403 * opts.c (sanitizer_opts): New array.
31404 (parse_sanitizer_options): New function.
31405 (common_handle_option): Use parse_sanitizer_options.
31407 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
31410 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
31411 alignment adjustment to ...
31412 (ix86_update_stack_boundary): Here. Don't over-align stack for
31414 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
31415 if __tls_get_addr is called.
31417 2016-01-26 Christian Bruel <christian.bruel@st.com>
31419 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
31421 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
31423 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
31425 2016-01-26 Richard Biener <rguenther@suse.de>
31427 PR middle-end/69467
31428 * match.pd: Guard X * CST CMP 0 pattern with single_use.
31430 2016-01-26 Richard Biener <rguenther@suse.de>
31432 PR tree-optimization/69452
31433 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
31434 (move_computations_dom_walker::before_dom_children): Rename
31436 (move_computations_worker): This.
31437 (move_computations): Perform an RPO rather than a DOM walk.
31439 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31442 * combine.c (combine_instructions): For REG_EQUAL note with
31443 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
31444 to the underlying register.
31445 * doc/rtl.texi (REG_EQUAL): Document the behavior of
31446 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
31448 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
31451 * config/aarch64/aarch64-builtins.c
31452 (aarch64_init_simd_builtin_types): Do not set structural
31453 equality to __Poly{8,16,64,128}_t types.
31455 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
31457 PR tree-optimization/69400
31458 * wide-int.cc (wi_pack): Take the precision as argument and
31459 perform canonicalization here rather than in the callers.
31460 Use the main loop to handle all full-width HWIs. Add a
31461 zero HWI if in_len isn't a full result.
31462 (wi::divmod_internal): Update accordingly.
31463 (wi::mul_internal): Likewise. Simplify.
31465 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31466 Sebastian Pop <s.pop@samsung.com>
31468 * graphite-poly.c (apply_poly_transforms): Simplify.
31469 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
31470 (print_isl_map): Same.
31471 (print_isl_union_map): Same.
31472 (print_isl_schedule): New.
31473 (debug_isl_schedule): New.
31474 * graphite-dependences.c (scop_get_reads): Do not call
31475 isl_union_map_add_map that is undocumented isl functionality.
31476 (scop_get_must_writes): Same.
31477 (scop_get_may_writes): Same.
31478 (scop_get_original_schedule): Remove.
31479 (scop_get_dependences): Do not call isl_union_map_compute_flow that
31480 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
31481 (compute_deps): Remove.
31482 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
31483 (debug_schedule_ast): New.
31484 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
31485 set_separate_option.
31486 (graphite_regenerate_ast_isl): Add dump.
31487 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
31488 from scop->transformed_schedule.
31489 (graphite_regenerate_ast_isl): Add more dump.
31490 * graphite-optimize-isl.c (optimize_isl): Set
31491 scop->transformed_schedule. Check whether schedules are equal.
31492 (apply_poly_transforms): Move here.
31493 * graphite-poly.c (apply_poly_transforms): ... from here.
31494 (free_poly_bb): Static.
31495 (free_scop): Static.
31496 (pbb_number_of_iterations_at_time): Remove.
31497 (print_isl_ast): New.
31498 (debug_isl_ast): New.
31499 (debug_scop_pbb): New.
31500 * graphite-scop-detection.c (print_edge): Move.
31501 (print_sese): Move.
31502 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
31503 (build_scop_scattering): Remove.
31504 (create_pw_aff_from_tree): Assert instead of bailing out.
31505 (add_condition_to_pbb): Remove unused code, do not fail.
31506 (add_conditions_to_domain): Same.
31507 (add_conditions_to_constraints): Remove.
31508 (build_scop_context): New.
31509 (add_iter_domain_dimension): New.
31510 (build_iteration_domains): Initialize pbb->iterators.
31511 Call add_conditions_to_domain.
31514 (index_outermost_in_loop): New.
31515 (index_pbb_in_loop): New.
31516 (outermost_pbb_in): New.
31517 (add_in_sequence): New.
31518 (add_outer_projection): New.
31519 (outer_projection_mupa): New.
31520 (add_loop_schedule): New.
31521 (build_schedule_pbb): New.
31522 (build_schedule_loop): New.
31523 (embed_in_surrounding_loops): New.
31524 (build_schedule_loop_nest): New.
31525 (build_original_schedule): New.
31526 (build_poly_scop): Call build_original_schedule.
31527 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
31528 (free_poly_dr): Remove.
31529 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
31530 (free_poly_bb): Remove.
31531 (debug_loop_vec): Remove.
31532 (print_isl_ast): Declare.
31533 (debug_isl_ast): Declare.
31534 (scop_do_interchange): Remove.
31535 (scop_do_strip_mine): Remove.
31536 (scop_do_block): Remove.
31537 (flatten_all_loops): Remove.
31538 (optimize_isl): Remove.
31539 (pbb_number_of_iterations_at_time): Remove.
31540 (debug_scop_pbb): Declare.
31541 (print_schedule_ast): Declare.
31542 (debug_schedule_ast): Declare.
31543 (struct scop): Remove schedule. Add original_schedule,
31544 transformed_schedule.
31545 (free_gimple_poly_bb): Remove.
31546 (print_generated_program): Remove.
31547 (debug_generated_program): Remove.
31548 (unify_scattering_dimensions): Remove.
31549 * sese.c (print_edge): ... here.
31550 (print_sese): ... here.
31551 (debug_edge): ... here.
31552 (debug_sese): ... here.
31553 * sese.h (print_edge): Declare.
31554 (print_sese): Declare.
31555 (dump_edge): Declare.
31556 (dump_sese): Declare.
31558 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31559 Sebastian Pop <s.pop@samsung.com>
31561 * Makefile.in: Set ISLVER in site.exp.
31563 2016-01-25 Jakub Jelinek <jakub@redhat.com>
31565 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
31566 DECL_VALUE_EXPR of new_var even for the non-array case. Look
31567 through DECL_VALUE_EXPR for expansion.
31569 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
31571 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
31572 the frame info after reload completed.
31574 2016-01-25 Jeff Law <law@redhat.com>
31576 PR tree-optimization/69196
31577 PR tree-optimization/68398
31578 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
31579 tree-ssa-threadupdate.c.
31580 (determine_bb_domination_status): Prototype
31581 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
31582 (determine_bb_domination_status): No longer static.
31583 (valid_jump_thread_path): Remove code to detect characteristics
31584 of the jump thread path not associated with correctness.
31585 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
31586 Correct test for thread path length. Count PHIs for real operands as
31587 statements that need to be copied. Do not count ASSERT_EXPRs.
31588 Look at all the blocks in the thread path. Compute and selectively
31589 filter thread paths based on threading through the latch, threading
31590 a multiway branch or crossing a multiway branch.
31592 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31594 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
31595 decl with __attribute__ ((unused)) annotation.
31597 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
31600 * tree-vect-stmts.c (vectorizable_condition): Check vectype
31601 of operands is compatible with a statement vectype.
31603 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
31605 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
31606 improve wording for mixed storage order support.
31608 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
31610 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
31611 (vcvt_u64_f64): Likewise.
31612 (vcvta_s64_f64): Likewise.
31613 (vcvta_u64_f64): Likewise.
31614 (vcvtm_s64_f64): Likewise.
31615 (vcvtm_u64_f64): Likewise.
31616 (vcvtn_s64_f64): Likewise.
31617 (vcvtn_u64_f64): Likewise.
31618 (vcvtp_s64_f64): Likewise.
31619 (vcvtp_u64_f64): Likewise.
31621 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
31623 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
31624 (arc_init): Check validity mll64 option.
31625 (arc_save_restore): Use double load/store instruction.
31626 (arc_expand_movmem): Likewise.
31627 (arc_split_move): Don't split if we have double load/store
31628 instructions. Returns a boolean.
31629 (arc_process_double_reg_moves): Change function to return boolean
31630 instead of a sequence of instructions.
31631 (arc_dwarf_register_span): New function.
31632 * config/arc/arc-protos.h (arc_split_move): Change prototype.
31633 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
31634 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
31635 (*movdf_insn): Likewise.
31636 * config/arc/arc.opt (mll64): New option.
31637 * config/arc/predicates.md (even_register_operand): New predicate.
31638 * doc/invoke.texi (ARC Options): Add mll64 documentation.
31640 2016-01-25 Richard Biener <rguenther@suse.de>
31643 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
31644 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
31646 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
31648 2016-01-25 Richard Biener <rguenther@suse.de>
31650 PR tree-optimization/69376
31651 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
31653 (VN_INFO_ANTI_RANGE_P): New inline.
31654 (VN_INFO_RANGE_TYPE): Likewise.
31655 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
31656 SSA_NAME_ANTI_RANGE_P.
31657 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
31658 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31659 Properly query VN_INFO_RANGE_TYPE.
31661 2016-01-25 Nick Clifton <nickc@redhat.com>
31664 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
31666 2016-01-23 Tom de Vries <tom@codesourcery.com>
31668 PR tree-optimization/69426
31669 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
31672 2016-01-23 Jakub Jelinek <jakub@redhat.com>
31674 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
31675 "the the" with "the" in the comments.
31676 * ipa-devirt.c (build_type_inheritance_graph,
31677 update_type_inheritance_graph): Likewise.
31678 * tree.c (build_function_type_list_1): Likewise.
31679 * cfgloopmanip.c (scale_loop_profile): Likewise.
31680 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
31681 * gimple-ssa-split-paths.c
31682 (find_block_to_duplicate_for_splitting_paths): Likewise.
31683 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
31684 * expr.c (convert_move): Likewise.
31685 * var-tracking.c (vt_stack_adjustments): Likewise.
31686 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
31687 * tree-vrp.c (test_for_singularity): Likewise.
31689 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
31690 directly instead of building a temporary tree.
31693 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
31694 remove <algorithm> include.
31696 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31699 * config/i386/i386.c: Include dojump.h.
31700 (expand_small_movmem_or_setmem,
31701 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
31703 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
31704 if dynamic_check != -1.
31706 2016-01-21 Jeff Law <law@redhat.com>
31708 PR middle-end/69347
31709 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
31710 record_temporary_equivalences. Rewritten to avoid unnecessary calls
31711 into dominated_by_p.
31712 (cprop_into_successor_phis): Avoid unnecessary tests.
31714 2016-01-22 Richard Henderson <rth@redhat.com>
31717 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
31718 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
31720 2016-01-22 Michael Matz <matz@suse.de>
31722 * system.h (string, algorithm): Include only conditionally.
31723 (new): Include always under C++.
31724 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
31725 * final.c (toplevel): Ditto.
31726 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
31727 * genconditions.c (write_header): Make gencondmd.c define
31729 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
31731 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
31732 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
31734 2016-01-22 Christian Bruel <christian.bruel@st.com>
31737 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
31739 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31742 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
31743 define_insn_and_split. Ensure operands[1] and operands[0] do not
31744 get assigned the same register.
31746 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
31748 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
31750 2016-01-22 Christian Bruel <christian.bruel@st.com>
31752 * config/arm/arm-c.c (arm_pragma_target_parse):
31753 Remove warn_builtin_macro_redefined overwrite.
31755 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31757 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
31758 flag_non_call_exceptions compatibility.
31760 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31763 * dwarf2out.c (add_child_die_after): New function.
31764 (dwarf_qual_info_t): New type.
31765 (dwarf_qual_info): New variable.
31766 (qualified_die_p): New function.
31767 (modified_type_die): For -fdebug-types-section, ensure
31768 canonical order of qualifiers. Put qualified DIEs adjacent
31769 to the corresponding non-qualified type DIE and search there
31770 for existing qualified DIEs.
31772 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31774 * doc/extend.texi (scalar_storage_order type attribute): Document
31775 restriction on type punning and aliasing, and remove future tense.
31777 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
31780 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
31783 2016-01-21 Jeff Law <law@redhat.com>
31785 PR middle-end/69347
31786 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
31787 useless call to record_temporary_equivalences.
31788 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
31789 allocate 10 slots in the bb_path vector and let it grow as needed.
31790 (fsm_find_control_statement_thread_paths): Similarly for the next_path
31793 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31795 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
31797 * configure: Regenerate.
31799 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
31801 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
31802 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
31804 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
31806 PR middle-end/66178
31807 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
31808 drop EXPAND_INITIALIZER.
31809 * rtl.h (contains_symbolic_reference_p): Declare.
31810 * rtlanal.c (contains_symbolic_reference_p): New function.
31811 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
31812 a subtraction into a NOT if symbolic constants are involved.
31814 2016-01-21 Anton Blanchard <anton@samba.org>
31815 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31818 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
31820 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
31823 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31825 * config/microblaze/microblaze.c
31826 (get_branch_target): New.
31827 (insert_wic_for_ilb_runout): New.
31829 (microblaze_machine_dependent_reorg): New.
31830 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
31831 * config/microblaze/microblaze.md
31832 (UNSPEC_IPREFETCH): Define.
31833 (iprefetch): New pattern
31834 * config/microblaze/microblaze.opt
31835 (mxl-prefetch): New flag.
31837 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31839 * config/microblaze/microblaze.h
31840 (FIXED_REGISTERS): Update in macro.
31841 (CALL_USED_REGISTERS): Update in macro.
31843 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
31845 PR rtl-optimization/68920
31846 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
31849 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
31851 PR rtl-optimization/68990
31852 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
31853 pseudo instead of inheritance ones.
31855 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
31856 Nick Clifton <nickc@redhat.com>
31860 * config/mips/mips.c (mips_compute_frame_info): Initialise
31861 args_size and hard_frame_pointer_offset fields of the frame
31862 structure before calling mips_global_pointer.
31864 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31866 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
31868 * configure: Regenerate.
31870 2016-01-21 Richard Biener <rguenther@suse.de>
31872 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
31874 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31876 * config/s390/s390.c (s390_asm_declare_function_size): Add code
31877 to actually emit the .size directive.
31879 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
31880 Jakub Jelinek <jakub@redhat.com>
31884 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
31885 args array size by one to avoid buffer overflow.
31887 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31889 * config/s390/s390.md (pool_section_start): Use switch_to_section
31890 to select proper read-only data section instead of hardcoding
31892 (pool_section_end): Use switch_to_section to match the above.
31894 2016-01-21 Richard Biener <rguenther@suse.de>
31896 PR tree-optimization/69378
31897 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
31898 (set_ssa_val_to): Use it for dominance checks taking into
31899 account not executable edges.
31901 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31904 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
31905 for bitsize instead of GET_MODE_PRECISION (mode).
31907 2016-01-20 Martin Sebor <msebor@redhat.com>
31910 * extend.texi (__sync Builtins): Clarify the semantics of
31911 __sync_fetch_and_OP built-ins on pointers.
31912 (__atomic Builtins): Same.
31914 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31915 Sebastian Pop <s.pop@samsung.com>
31917 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
31918 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
31919 (is_valid_rename): Same.
31920 (translate_isl_ast_to_gimple::get_rename): Same.
31921 (translate_isl_ast_to_gimple::rename_all_uses): Same.
31922 (translate_isl_ast_to_gimple::rename_uses): Same.
31923 (get_new_name): Check for close_phi nodes.
31924 (copy_loop_phi_args): Use phi_node_kind.
31925 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
31926 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
31928 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31929 Sebastian Pop <s.pop@samsung.com>
31931 Revert commit r229783.
31932 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
31933 Remove use of parameter_rename_map.
31934 (copy_def): Remove.
31935 (copy_internal_parameters): Remove.
31936 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
31937 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
31938 (free_sese_info): Do not free parameter_rename_map.
31939 (set_rename): Do not use parameter_rename_map.
31940 (rename_uses): Update call to set_rename.
31941 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
31942 * sese.h (parameter_rename_map_t): Remove.
31943 (struct sese_info_t): Remove field parameter_rename_map.
31945 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31946 Sebastian Pop <s.pop@samsung.com>
31948 * graphite-isl-ast-to-gimple.c: Fix comment.
31949 * graphite-scop-detection.c (defined_in_loop_p): New.
31950 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
31951 names defined in loop.
31953 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31954 Sebastian Pop <s.pop@samsung.com>
31956 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
31957 Discard unstructured if-then-else regions.
31959 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31960 Sebastian Pop <s.pop@samsung.com>
31962 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
31963 (cleanup_loop_iter_dom): Remove.
31964 (build_loop_iteration_domains): Remove.
31965 (build_scop_context): Remove.
31966 (build_scop_iteration_domain): Remove.
31967 (add_loop_constraints): New.
31968 (build_iteration_domains): New.
31969 (build_poly_scop): Call build_iteration_domains.
31971 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31972 Sebastian Pop <s.pop@samsung.com>
31974 * graphite-scop-detection.c
31975 (scop_detection::harmful_loop_in_region): Free dom and loops.
31976 (scop_detection::loop_body_is_valid_scop): Free bbs.
31978 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31979 Sebastian Pop <s.pop@samsung.com>
31981 * graphite-scop-detection.c (record_loop_in_sese): New.
31982 (gather_bbs::before_dom_children): Call record_loop_in_sese.
31983 (build_scops): Remove call to build_sese_loop_nests.
31984 * sese.c (sese_record_loop): Remove.
31985 (build_sese_loop_nests): Remove.
31986 (new_sese_info): Remove region->loops.
31987 (free_sese_info): Same.
31988 * sese.h (sese_contains_loop): Same.
31989 (build_sese_loop_nests): Remove.
31990 (sese_contains_loop): Remove.
31992 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31993 Sebastian Pop <s.pop@samsung.com>
31995 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
31996 loop_is_valid_in_scop.
31997 (scop_detection::harmful_stmt_in_region): Renamed
31998 harmful_loop_in_region.
31999 Call loop_is_valid_in_scop.
32001 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32002 Sebastian Pop <s.pop@samsung.com>
32004 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
32007 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32008 Sebastian Pop <s.pop@samsung.com>
32010 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
32011 * graphite.h (struct poly_bb): Remove field is_reduction.
32012 (PBB_IS_REDUCTION): Remove.
32014 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32015 Sebastian Pop <s.pop@samsung.com>
32017 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
32018 (add_pdr_constraints): Same.
32019 (scop_get_reads): Same.
32020 (scop_get_must_writes): Same.
32021 (scop_get_may_writes): Same.
32022 (scop_get_original_schedule): Same.
32023 (extend_schedule): Same.
32024 (apply_schedule_on_deps): Same.
32025 (carries_deps): Same.
32026 (compute_deps): Same.
32027 (scop_get_dependences): Same.
32028 * graphite-isl-ast-to-gimple.c
32029 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
32030 * graphite-optimize-isl.c (get_schedule_for_band): Same.
32031 (get_schedule_for_band_list): Same.
32032 (get_schedule_map): Same.
32033 (apply_schedule_map_to_scop): Same.
32034 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
32035 (build_loop_iteration_domains): Same.
32036 (add_condition_to_pbb): Same.
32037 (add_param_constraints): Same.
32038 (pdr_add_memory_accesses): Same.
32039 (pdr_add_data_dimensions): Same.
32041 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32043 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
32046 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32048 * common.opt (feliminate-dwarf2-dups): Replace references to
32049 "DWARF 2" with just "DWARF".
32050 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
32051 * doc/extend.texi: Likewise.
32052 * doc/cpp.texi: Likewise.
32053 * doc/invoke.texi: Likewise.
32054 (Option Summary): Add -gdwarf to list of Debugging Options.
32055 (Debugging Options): Document -gdwarf.
32056 * doc/contrib.texi: Spell "DWARF" like that.
32058 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32060 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
32061 warning. Fix up formatting.
32063 PR middle-end/67653
32064 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
32065 attempt to mark memory input operand addressable and
32066 call prepare_gimple_addressable in that case. Don't adjust
32067 input_location for diagnostics, use error_at instead.
32069 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
32071 * config/rs6000/ppc-auxv.h: New file.
32072 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
32073 (cpu_is): Likewise.
32074 (cpu_supports): Likewise.
32075 * config/rs6000/rs6000.c: include "ppc-auxv.h".
32076 (cpu_is_info): New variable.
32077 (cpu_supports_info): Likewise.
32078 (tcb_verification_symbol): Likewise.
32079 (cpu_builtin_p): Likewise.
32080 (cpu_expand_builtin): New function.
32081 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
32082 (rs6000_init_builtins): Likewise.
32083 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
32084 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
32085 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
32086 * configure: Regenerate.
32087 * config.in: Likewise.
32088 * doc/extend.texi (PowerPC Built-in Functions): Document
32089 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
32091 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
32094 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
32096 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
32099 2016-01-20 Richard Henderson <rth@redhat.com>
32105 * tree.c (tm_define_builtin): New.
32106 (find_tm_vector_type): New.
32107 (build_tm_vector_builtins): New.
32108 (build_common_builtin_nodes): Call it.
32110 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
32112 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
32113 (arm_fp_ok): Likewise.
32114 (arm_fp): Likewise.
32115 (arm_crypto): Likewise.
32117 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32118 Richard Biener <rguenther@suse.de>
32120 PR tree-optimization/69328
32121 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32122 vectors have same number of elements.
32123 (vectorizable_condition): Fix masked version recognition.
32125 2016-01-20 Richard Biener <rguenther@suse.de>
32127 PR tree-optimization/69345
32128 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32129 (VN_INFO_PTR_INFO): Likewise.
32130 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32131 info when it is equal between non-dominating SSA names.
32132 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32133 Make sure to look at original SSA infos.
32135 2016-01-20 Jeff Law <law@redhat.com>
32138 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32140 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32141 (pc_or_label_operand): New predicate.
32142 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32143 tests for small integers that are 2^n - 1.
32145 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32147 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32149 2016-01-19 Jeff Law <law@redhat.com>
32151 PR middle-end/69347
32152 * tree-ssa-threadbackwards.c
32153 (fsm_find_control_statement_thread_paths): Do not try to lookup
32154 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32156 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32158 * doc/lto.texi: Remove text that says only Gold has linker plugin
32161 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32163 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32164 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32165 the DIE accordingly.
32166 (modified_type_die): Add REVERSE parameter and pass it recursively,
32167 as well as to base_type_die. Adjust presence check accordingly.
32168 (base_type_for_mode): Adjust call to modified_type_die.
32169 (add_type_attribute): Add REVERSE parameter and pass it to
32171 (generic_parameter_die): Adjust call to add_type_attribute.
32172 (add_scalar_info): Likewise.
32173 (add_subscript_info): Likewise.
32174 (gen_array_type_die): Likewise.
32175 (gen_descr_array_type_die): Likewise.
32176 (gen_entry_point_die): Likewise.
32177 (gen_enumeration_type_die): Likewise.
32178 (gen_formal_parameter_die): Likewise.
32179 (gen_subprogram_die): Likewise.
32180 (gen_variable_die ): Likewise.
32181 (gen_const_die): Likewise.
32182 (gen_field_die): Likewise.
32183 (gen_pointer_type_die): Likewise.
32184 (gen_reference_type_die): Likewise.
32185 (gen_ptr_to_mbr_type_die): Likewise.
32186 (gen_inheritance_die): Likewise.
32187 (gen_subroutine_type_die): Likewise.
32188 (gen_typedef_die): Likewise.
32189 (force_type_die): Adjust call to modified_type_die.
32191 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32193 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32194 flow throughout the file. Fix broken link to Objective-C 2.0
32196 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32199 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32201 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32203 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32206 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
32207 (maybe_record_node): Record cxa_pure_virtual as the only possible
32208 target if there are not ohter candidates.
32209 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
32211 2016-01-19 Richard Biener <rguenther@suse.de>
32213 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
32214 (get_memory_order): Likewise.
32216 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
32218 * tree-vect-stmts.c (vectorizable_store): Check
32221 2016-01-19 David Malcolm <dmalcolm@redhat.com>
32224 * gcc.c (driver::decode_argv): Add call to
32225 init_opts_obstack before init_options_struct.
32226 * opts.c (init_opts_obstack): Remove idempotency.
32227 (init_options_struct): Replace call to init_opts_obstack
32228 with a gcc_assert to verify that it has already been called.
32229 * toplev.c (toplev::main): Add call to init_opts_obstack before
32230 calls to init_options_struct.
32231 (toplev::finalize): Move cleanup of opts_obstack next to
32232 cleanup of save_decoded_options, clearing the latter, and
32233 save_decoded_options_count.
32235 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32238 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
32239 attribute to unconditional. Remove %? from output template.
32241 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32242 Jiong Wang <jiong.wang@arm.com>
32244 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
32245 generated from different expand order.
32247 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32249 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32250 Add support for CCMP costing.
32252 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32254 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
32255 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
32256 (fccmpe<mode>): Likewise.
32257 (fcmp): Rename to fcmp and globalize pattern.
32259 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
32260 (aarch64_gen_ccmp_next): Add FP support.
32262 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32264 * target.def (gen_ccmp_first): Update documentation.
32265 (gen_ccmp_next): Likewise.
32266 * doc/tm.texi (gen_ccmp_first): Update documentation.
32267 (gen_ccmp_next): Likewise.
32268 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
32269 expand_ccmp_expr_1. Improve comments.
32270 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
32271 (ccmp_ior<mode>): Remove pattern.
32272 (cmp<mode>): Remove expand.
32273 (cmp): Globalize pattern.
32274 (cstorecc4): Use cc_register.
32275 (mov<mode>cc): Remove ccmp_cc_register check.
32276 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
32277 Simplify after removal of CC_DNE/* modes.
32278 (aarch64_ccmp_mode_to_code): Remove.
32279 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
32280 In 'k' case use integer as condition.
32281 (aarch64_nzcv_codes): Remove inverted cases.
32282 (aarch64_code_to_ccmode): Remove.
32283 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
32284 comparison with CC register to be used in folowing CCMP/branch/CSEL.
32285 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
32286 pattern. Return the comparison with CC register. Invert conditions
32287 when bitcode is OR.
32288 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
32289 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
32291 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32293 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32294 instrumented_version.
32296 2016-01-19 Richard Biener <rguenther@suse.de>
32298 PR tree-optimization/69336
32299 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
32300 handled components with get_ref_base_and_extent.
32301 (equal_mem_array_ref_p): Adjust.
32303 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32306 * shrink-wrap.c: Include valtrack.h.
32307 (move_insn_for_shrink_wrap): Add DEBUG argument. If
32308 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
32309 in between insn and where it will be moved to. Call
32310 dead_debug_insert_temp.
32311 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
32312 first and dead_debug_local_finish at the end.
32313 For uses and defs bitmap, handle all regs in between REGNO and
32314 END_REGNO, not just the first one.
32316 2016-01-19 Richard Biener <rguenther@suse.de>
32318 PR tree-optimization/69352
32319 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
32320 (equal_mem_array_ref_p): Constrain size and max size properly.
32321 Compare the reverse flag.
32323 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
32325 * ira.c (ira): Update regstat data if we deleted insns.
32327 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32329 PR rtl-optimization/68955
32330 PR rtl-optimization/64557
32331 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
32332 here. Fix up formatting.
32333 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
32335 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32338 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
32339 assume that the node has body.
32340 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
32343 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32345 * lto-streamer-out.c (lto_output): Do not stream instrumentation
32348 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32350 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
32351 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
32353 2016-01-19 Martin Jambor <mjambor@suse.cz>
32354 Martin Liska <mliska@suse.cz>
32355 Michael Matz <matz@suse.de>
32357 * Makefile.in (OBJS): Add new source files.
32358 (GTFILES): Add hsa.c.
32359 * common.opt (disable_hsa): New variable.
32360 (-Whsa): New warning.
32361 * config.in (ENABLE_HSA): New.
32362 * configure.ac: Treat hsa differently from other accelerators.
32363 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
32364 $enable_offloading.
32365 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
32366 * doc/install.texi (Configuration): Document --with-hsa-runtime,
32367 --with-hsa-runtime-include, --with-hsa-runtime-lib and
32368 --with-hsa-kmt-lib.
32369 * doc/invoke.texi (-Whsa): Document.
32370 (hsa-gen-debug-stores): Likewise.
32371 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
32372 to invoke offload compiler for hsa acclerator.
32373 * opts.c (common_handle_option): Determine whether HSA offloading
32374 should be performed.
32375 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
32376 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
32377 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
32378 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
32379 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
32380 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
32381 GF_OMP_FOR_KIND_GRID_LOOP.
32382 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
32383 (pp_gimple_stmt_1): Likewise.
32384 * gimple-walk.c (walk_gimple_stmt): Likewise.
32385 * gimple.c (gimple_build_omp_grid_body): New function.
32386 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
32387 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
32388 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
32389 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
32390 GF_OMP_TEAMS_GRID_PHONY.
32391 (gimple_statement_omp_single_layout): Updated comments.
32392 (gimple_build_omp_grid_body): New function.
32393 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
32394 (gimple_omp_for_grid_phony): New function.
32395 (gimple_omp_for_set_grid_phony): Likewise.
32396 (gimple_omp_parallel_grid_phony): Likewise.
32397 (gimple_omp_parallel_set_grid_phony): Likewise.
32398 (gimple_omp_teams_grid_phony): Likewise.
32399 (gimple_omp_teams_set_grid_phony): Likewise.
32400 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
32401 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
32402 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
32403 (BUILT_IN_GOMP_TARGET): Updated type.
32404 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
32405 (adjust_for_condition): New function.
32406 (get_omp_for_step_from_incr): Likewise.
32407 (extract_omp_for_data): Moved parts to adjust_for_condition and
32408 get_omp_for_step_from_incr.
32409 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
32410 (fixup_child_record_type): Bail out if receiver_decl is NULL.
32411 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
32412 (scan_omp_parallel): Do not create child functions for phony
32414 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
32415 (scan_omp_1_op): Checking assert we are not remapping to
32416 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
32417 (parallel_needs_hsa_kernel_p): New function.
32418 (expand_parallel_call): Register apprpriate parallel child
32419 functions as HSA kernels.
32420 (grid_launch_attributes_trees): New type.
32421 (grid_attr_trees): New variable.
32422 (grid_create_kernel_launch_attr_types): New function.
32423 (grid_insert_store_range_dim): Likewise.
32424 (grid_get_kernel_launch_attributes): Likewise.
32425 (get_target_argument_identifier_1): Likewise.
32426 (get_target_argument_identifier): Likewise.
32427 (get_target_argument_value): Likewise.
32428 (push_target_argument_according_to_value): Likewise.
32429 (get_target_arguments): Likewise.
32430 (expand_omp_target): Call get_target_arguments instead of looking
32431 up for teams and thread limit.
32432 (grid_expand_omp_for_loop): New function.
32433 (grid_arg_decl_map): New type.
32434 (grid_remap_kernel_arg_accesses): New function.
32435 (grid_expand_target_kernel_body): New function.
32436 (expand_omp): Call it.
32437 (lower_omp_for): Do not emit phony constructs.
32438 (lower_omp_taskreg): Do not emit phony constructs but create for them
32439 a temporary variable receiver_decl.
32440 (lower_omp_taskreg): Do not emit phony constructs.
32441 (lower_omp_teams): Likewise.
32442 (lower_omp_grid_body): New function.
32443 (lower_omp_1): Call it.
32444 (grid_reg_assignment_to_local_var_p): New function.
32445 (grid_seq_only_contains_local_assignments): Likewise.
32446 (grid_find_single_omp_among_assignments_1): Likewise.
32447 (grid_find_single_omp_among_assignments): Likewise.
32448 (grid_find_ungridifiable_statement): Likewise.
32449 (grid_target_follows_gridifiable_pattern): Likewise.
32450 (grid_remap_prebody_decls): Likewise.
32451 (grid_copy_leading_local_assignments): Likewise.
32452 (grid_process_kernel_body_copy): Likewise.
32453 (grid_attempt_target_gridification): Likewise.
32454 (grid_gridify_all_targets_stmt): Likewise.
32455 (grid_gridify_all_targets): Likewise.
32456 (execute_lower_omp): Call grid_gridify_all_targets.
32457 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
32458 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
32459 (tree_omp_clause): Added union field dimension.
32460 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
32461 * tree.c (omp_clause_num_ops): Added number of arguments of
32462 OMP_CLAUSE__GRIDDIM_.
32463 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
32464 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
32465 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
32466 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
32467 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
32468 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
32469 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
32470 * tree-pass.h (make_pass_gen_hsail): Declare.
32471 (make_pass_ipa_hsa): Likewise.
32472 * ipa-hsa.c: New file.
32473 * lto-section-in.c (lto_section_name): Add hsa section name.
32474 * lto-streamer.h (lto_section_type): Add hsa section.
32475 * timevar.def (TV_IPA_HSA): New.
32476 * hsa-brig-format.h: New file.
32477 * hsa-brig.c: New file.
32478 * hsa-dump.c: Likewise.
32479 * hsa-gen.c: Likewise.
32482 * toplev.c (compile_file): Call hsa_output_brig.
32483 * hsa-regalloc.c: New file.
32485 2016-01-18 Jeff Law <law@redhat.com>
32487 PR tree-optimization/69320
32488 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
32489 ranged object, do nothing if the RHS constant is not [0..1].
32490 (optimize_stmt): Comparing a boolean ranged object against a
32491 constant outside [0..1] results in a compile-time constant.
32493 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
32496 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
32498 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32499 (Option Summary): Update to reflect new section and moved options.
32500 (C++ Dialect Options): Move -fstats to new section.
32501 (Debugging Options): Move all dump, statistics, and other GCC
32502 developer options to new section. Rewrite section introduction
32503 and re-order remaining options to put the more basic ones first.
32504 (Optimization Options): Move -fira-verbose and -flto-report* to
32506 (Developer Options): New section incorporating moved options.
32507 * doc/cppopts.texi (-dM): Update cross-reference.
32509 2016-01-18 Richard Henderson <rth@redhat.com>
32512 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
32513 operands to pseudo only if CSE is expected. Split long immediate
32514 operands only after reload, and for the stack pointer.
32515 (*add<GPI>3_pluslong): Remove.
32516 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
32517 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
32518 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
32519 (*add<GPI>3 peepholes): New.
32520 (*add<GPI>3 splitters): New.
32521 * config/aarch64/constraints.md (Upl): New.
32522 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
32524 2016-01-18 Richard Biener <rguenther@suse.de>
32526 PR tree-optimization/69297
32527 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
32529 (vect_bb_vectorization_profitable_p): Clear visited flag again.
32531 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
32533 PR middle-end/68542
32534 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
32535 of mixind vector and scalar types.
32536 (fold_relational_const): Add handling of vector
32537 comparison with boolean result.
32538 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
32539 comparison of vector operands with boolean result for EQ/NE only.
32540 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
32541 (verify_gimple_cond): Likewise.
32542 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
32545 2016-01-18 Joseph Myers <joseph@codesourcery.com>
32547 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
32550 2016-01-18 Richard Biener <rguenther@suse.de>
32552 PR middle-end/69308
32553 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
32555 2016-01-18 Tom de Vries <tom@codesourcery.com>
32557 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
32559 2016-01-18 Tom de Vries <tom@codesourcery.com>
32561 * omp-low.c (set_oacc_fn_attrib): Make extern.
32562 * omp-low.h (set_oacc_fn_attrib): Declare.
32563 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
32564 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
32565 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
32566 Add and handle function parameter oacc_kernels_p.
32567 (find_reduc_addr, get_omp_data_i_param): New function.
32568 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
32569 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
32570 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
32571 Calculate dominance info. Skip loops that are not in a kernels region
32572 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
32573 (pass_parallelize_loops::execute): Call parallelize_loops with
32574 oacc_kernels_p argument.
32575 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
32576 New member function.
32577 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
32578 * passes.def: Add argument to pass_parallelize_loops instantation.
32580 2016-01-18 Tom de Vries <tom@codesourcery.com>
32582 * tree-parloops.c (pass_parallelize_loops::execute): Allow
32583 pass_parallelize_loops to be run outside the loop pipeline.
32585 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32587 * tree-scalar-evolution.c (follow_copies_to_constant): New.
32588 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
32590 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32593 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
32594 using get_ref_base_and_extent.
32595 (equal_mem_array_ref_p): New.
32596 (hashable_expr_equal_p): Add call to previous.
32598 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32601 * tree-sra.c (disqualified_constants, constant_decl_p): New.
32602 (sra_initialize): Allocate disqualified_constants.
32603 (sra_deinitialize): Free disqualified_constants.
32604 (disqualify_candidate): Update disqualified_constants when appropriate.
32605 (create_access): Scan for constant-pool entries as we go along.
32606 (scalarizable_type_p): Add check against type_contains_placeholder_p.
32607 (maybe_add_sra_candidate): Allow constant-pool entries.
32608 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
32609 (initialize_constant_pool_replacements): New.
32610 (sra_modify_assign): Avoid mangling assignments created by previous,
32611 and don't generate writes into constant pool.
32612 (sra_modify_function_body): Call initialize_constant_pool_replacements.
32614 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
32616 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
32617 andnot instruction.
32618 (scalar_chain::convert_op): Likewise.
32619 * config/i386/i386.md (*andndi3_doubleword): New.
32621 2016-01-18 Richard Biener <rguenther@suse.de>
32623 PR tree-optimization/69170
32624 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
32625 building a vector from scalar results of a pattern stmt.
32627 2016-01-18 Jakub Jelinek <jakub@redhat.com>
32629 * haifa-sched.c (autopref_multipass_init): Work around
32630 -Wmaybe-uninitialized warning.
32632 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
32634 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
32635 against the constant 0.
32637 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32639 PR tree-optimization/68799
32640 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
32641 look up phi candidates in the statement-candidate map.
32642 (phi_add_costs): Likewise.
32643 (record_phi_increments): Likewise.
32644 (phi_incr_cost): Likewise.
32645 (ncd_with_phi): Likewise.
32646 (all_phi_incrs_profitable): Likewise.
32648 2016-01-17 Jakub Jelinek <jakub@redhat.com>
32650 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
32651 -Wmaybe-uninitialized warning.
32653 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
32655 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32656 (Option Summary): Update to reflect new section and moved options.
32657 (C++ Dialect Options): Move -fvtable-verify and related options.
32658 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
32659 and profiling-related options.
32660 (Optimization Options): Move profile generation options and
32661 -fstack-protector and related options.
32662 (Instrumentation Options): New section incorporating moved options.
32663 (Code Generation Options): Move -finstrument-functions and
32664 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
32666 2016-01-16 Tom de Vries <tom@codesourcery.com>
32668 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
32670 2016-01-16 Tom de Vries <tom@codesourcery.com>
32672 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
32674 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
32676 * hash-table.h (hash_table::empty): Turn into an inline wrapper
32677 that checks whether the table is already empty. Rename the
32678 original implementation to...
32679 (hash_table::empty_slot): ...this new private function.
32681 2016-01-15 David Malcolm <dmalcolm@redhat.com>
32683 PR diagnostic/68899
32684 * diagnostic-show-locus.c (layout::print_source_line): Move x
32685 offset of line until after call to
32686 get_line_width_without_trailing_whitespace.
32688 2016-01-15 Jeff Law <law@redhat.com>
32690 PR tree-optimization/69270
32691 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
32692 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
32693 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
32694 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
32695 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
32696 ssa_name_has_boolean_range and constant_boolean_node.
32698 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
32700 PR rtl-optimization/69030
32701 * lra-spills.c (remove_pseudos): Check nrefs and make the function
32703 (spill_pseudos): Delete debug insn for dead pseudo.
32704 (lra_spill): Initiate spill_hard_reg and slots memory separately.
32706 2016-01-15 Jiong Wang <jiong.wang@arm.com>
32708 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
32710 (TYPES_UNOPUS): Likewise.
32711 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
32712 builtin type, from UNOP to UNOPUS.
32713 (lbtruncuv4sf): Likewise.
32714 (lbtruncuv2df): Likewise.
32715 (lrounduv2sf): Likewise.
32716 (lrounduv4sf): Likewise.
32717 (lrounduv2df): Likewise.
32718 (lroundusf): Likewise.
32719 (lroundusf): Likewise.
32720 (lceiluv2sf): Likewise.
32721 (lceiluv4sf): Likewise.
32722 (lceiluv2df): Likewise.
32723 (lceilusf): Likewise.
32724 (lceiludf): Likewise.
32725 (lflooruv2sf): Likewise.
32726 (lflooruv4sf): Likewise.
32727 (lflooruv2df): Likewise.
32728 (lfloorusf): Likewise.
32729 (lfloorudf): Likewise.
32730 (lfrintnuv2sf): Likewise.
32731 (lfrintnuv4sf): Likewise.
32732 (lfrintnuv2df): Likewise.
32733 (lfrintnusf): Likewise.
32734 (lfrintnudf): Likewise.
32735 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
32737 (vcvtq_u32_f32): Likewise.
32738 (vcvtq_u64_f64): Likewise.
32739 (vcvta_u32_f32): Likewise.
32740 (vcvtaq_u32_f32): Likewise.
32741 (vcvtaq_u64_f64): Likewise.
32742 (vcvtm_u32_f32): Likewise.
32743 (vcvtmq_u32_f32): Likewise.
32744 (vcvtmq_u64_f64): Likewise.
32745 (vcvtn_u32_f32): Likwise.
32746 (vcvtnq_u32_f32): Likewise.
32747 (vcvtnq_u64_f64): Likewise.
32748 (vcvtp_u32_f32): Likewise.
32749 (vcvtpq_u32_f32): Likewise.
32750 (vcvtpq_u64_f64): Likewise.
32751 (vcvtmd_u64_f64): Likewise.
32752 (vcvtms_u32_f32): Likewise.
32753 (vcvtad_u64_f64): Likewise.
32754 (vcvtas_u32_f32): Likewise.
32755 (vcvtnd_u64_f64): Likewise.
32756 (vcvtns_u32_f32): Likewise.
32757 (vcvtpd_u64_f64): Likewise.
32758 (vcvtps_u32_f32): Likewise.
32760 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32762 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
32763 CSEL of zero_extended registers.
32765 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32767 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
32768 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
32770 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32772 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
32773 false when argument string is not found in the attributes table
32776 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
32779 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
32780 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
32781 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
32782 precision estimate.
32784 2016-01-15 Richard Biener <rguenther@suse.de>
32786 PR tree-optimization/66856
32787 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
32788 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
32789 (vect_create_new_slp_node): Increment stmt reference count.
32790 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
32791 an SLP tree before swapping operands.
32792 (vect_build_slp_tree): Likewise.
32793 (destroy_bb_vec_info): Free stmt info after SLP instances.
32794 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
32795 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
32796 (STMT_VINFO_NUM_SLP_USES): New macro.
32798 2016-01-15 Richard Biener <rguenther@suse.de>
32801 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
32802 (add_linkage_name): ... here.
32803 (gen_typedef_die): Use add_linkage_name_raw instead of
32804 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
32807 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
32809 * gimplify.c (oacc_default_clause): Decode reference and pointer
32810 types for both kernels and parallel regions.
32812 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
32814 PR middle-end/69246
32815 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
32817 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32819 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
32820 (convert_scalars_to_vector): Likewise.
32822 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
32824 * doc/extend.texi (Type Traits): Fix grammar.
32826 2016-01-15 Martin Jambor <mjambor@suse.cz>
32828 * tree-inline.c (remap_decl): Use existing dclarations if
32829 remapping a type and prevent_decl_creation_for_types.
32830 (replace_locals_stmt): Do an initial remapping of non-VLA typed
32831 decls first. Do real remapping with
32832 prevent_decl_creation_for_types set.
32833 * tree-inline.h (copy_body_data): New field
32834 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
32837 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32839 * config/s390/s390.opt (mmvcle): More verbose help text.
32841 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32843 * config/s390/s390.opt: Add period to -mzvector option text.
32845 2016-01-15 Richard Biener <rguenther@suse.de>
32847 PR tree-optimization/68961
32848 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
32849 of invariants in stores again.
32851 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
32853 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
32855 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32857 * config/i386/i386.c (ix86_expand_branch): Don't split
32858 DI mode xor instruction to SI mode.
32860 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32863 * ipa-icf.c (sem_function::merge): Virtual functions may become
32864 reachable even if they address is not taken and there are no
32867 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32869 * lto-streamer-out.c (subtract_estimated_size): New function.
32870 (get_symbol_initial_value): Use it.
32872 2016-01-15 Christian Bruel <christian.bruel@st.com>
32875 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
32876 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
32877 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
32878 use add_builtin_function_ext_scope instead of add_builtin_function.
32879 (neon_set_p, neon_crypto_set_p): Remove.
32880 (arm_init_builtins): Always call arm_init_neon_builtins and
32881 arm_init_crypto_builtins.
32882 (arm_expand_builtin): Check that builtins are allowed for the arch.
32883 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
32884 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
32885 arm_init_neon_builtins call.
32887 2016-01-15 Richard Biener <rguenther@suse.de>
32889 PR tree-optimization/69117
32890 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
32891 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
32892 of the leader conservatively.
32893 (free_scc_vn): Restore original SSA name infos.
32895 2016-01-14 Jeff Law <law@redhat.com>
32897 PR tree-optimization/69270
32898 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
32899 single bit of precision, verify it's also unsigned.
32900 (record_edge_info): Use constant_boolean_node rather than fold_convert
32901 to convert boolean_true/boolean_false to the right type.
32903 2016-01-14 Richard Henderson <rth@redhat.com>
32906 * loop-doloop.c (record_reg_sets): New.
32907 (doloop_optimize): Reject the transform if the sequence
32908 clobbers registers live at the end of the loop block.
32909 (doloop_optimize_loops): Enable df_live if needed.
32911 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
32913 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
32914 * config/rs6000/rs6000.c: Likewise.
32915 * config/rs6000/rs6000.h: Likewise.
32916 * config/rs6000/rs6000.md: Likewise.
32917 * doc/extend.texi: Likewsie.
32919 2016-01-14 Jeff Law <law@redhat.com>
32921 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
32924 2016-01-14 Richard Henderson <rth@redhat.com>
32928 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
32929 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
32930 instead of builtin_decl_declared_p to test for declaration.
32932 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
32934 * doc/loop.texi (Loop Analysis and Representation): Document
32935 loop_depth function.
32937 2016-01-14 Tom de Vries <tom@codesourcery.com>
32939 PR tree-optimization/68773
32940 * omp-low.c (expand_omp_target): Don't set force_output.
32941 * varpool.c (varpool_node::get_create): Same.
32942 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
32943 offload_funcs with force_output.
32945 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32948 * lra-eliminations.c (move_plus_up): Don't change anything if either
32949 the outer or inner subreg mode is not MODE_INT.
32950 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
32951 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
32953 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32955 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
32956 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
32957 reduc_uplus_@var{m}): Remove.
32958 * expr.c (expand_expr_real_2): Remove expansion path for
32959 reduc_[us](min|max|plus) optabs.
32960 * optabs-tree.c (scalar_reduc_to_vector): Remove.
32961 * optabs-tree.h (scalar_reduc_to_vector): Remove.
32962 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
32963 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
32964 * tree-vect-loop.c (vectorizable_reduction): Remove test for
32965 reduc_[us](min|max|plus) optabs.
32967 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
32969 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
32970 (reduc_plus_scal_v2sf): New.
32971 (reduc_smax_v2sf): Rename to...
32972 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
32973 (reduc_smin_v2sf): Rename to...
32974 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
32976 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
32978 * alias.c (compare_base_symbol_refs): New function.
32979 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
32982 2016-01-14 Jakub Jelinek <jakub@redhat.com>
32984 PR middle-end/68146
32985 PR tree-optimization/69155
32986 * tree-complex.c: Include cfganal.h.
32987 (phis_to_revisit): New variable.
32988 (extract_component): Add phiarg_p argument. Assert that returned
32989 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
32990 (update_phi_components): Partly rewrite to use loop over real/imag
32991 components instead of code duplication. If extract_component returns
32992 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
32993 create_tmp_reg into the PHI node instead, and mention the phi triplet
32994 in phis_to_revisit.
32995 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
32996 in phis_to_revisit at the end.
32998 2016-01-14 Richard Biener <rguenther@suse.de>
33000 PR tree-optimization/68060
33001 * tree-vect-loop.c (vect_is_simple_reduction): Check the
33002 outer loop reduction is only used in the inner loop before
33003 detecting a double reduction.
33005 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33008 * combine.c (expand_field_assignment): Punt if compute_mode is
33009 unsupported scalar mode.
33011 2016-01-14 Richard Biener <rguenther@suse.de>
33013 PR tree-optimization/66856
33014 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
33015 SLP node only if it built successfully.
33016 (vect_analyze_slp_instance): Adjust.
33018 2016-01-14 Jeff Law <law@redhat.com>
33020 PR tree-optimization/69270
33021 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
33022 (record_edge_info): Use it. Convert boolean_{true,false}_node
33023 to the type of op0.
33025 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
33028 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
33029 use block_ultimate_origin
33030 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
33032 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33034 * doc/invoke.texi (Submodel Options): Rename section to
33035 "Machine-Dependent Options" to better reflect its content.
33036 Rewrite introductory text to remove archaic CPU names.
33039 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33041 * doc/invoke.texi (Code Gen Options): Move section up in file,
33042 before target-specific options. Update menu and option summary
33043 to reflect the new section ordering.
33045 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33047 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
33048 (C++ Dialect Options): Add cross-reference to -std option.
33049 * doc/standards.texi (C++ Language): Document C++14 support.
33051 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
33053 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
33054 for pack/unpack functions for __ibm128.
33055 (PACK_IF): Likewise.
33056 (UNPACK_IF): Likewise.
33058 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
33059 support for __ibm128 pack/unpack functions.
33060 (rs6000_invalid_builtin): Likewise.
33061 (rs6000_init_builtins): Likewise.
33062 (rs6000_opt_masks): Likewise.
33064 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
33065 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
33067 (RS6000_BTM_COMMON): Likewise.
33069 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
33070 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
33071 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
33072 128-bit floating point. Add support for the double values to be
33073 in Altivec registers for TF/IF packing and unpacking, but restrict
33074 TD packing sub-fields to be FPR registers. Don't allow overlapped
33075 register support for packing. Allow pack inputs to be memory
33076 locations. Don't build generator functions for unpack<mode>_dm
33077 and unpack<mode>_nodm.
33078 (unpack<mode>_dm): Likewise.
33079 (unpack<mode>_nodm): Likewise.
33080 (pack<mode>): Likewise.
33082 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
33083 built-in functions to pack/unpack explicit __ibm128 values.
33084 (__builtin_unpack_ibm128): Likewise.
33086 * doc/extend.texi (PowerPC Built-in Functions): Document
33087 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
33089 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
33092 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
33093 Add new arg loc and pass it down as context.
33094 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
33095 to the location to use for the warning.
33096 (check_function_arguments): New arg loc. All callers changed. Pass
33097 it to check_function_nonnull.
33098 * c-common.h (check_function_arguments): Adjust declaration.
33100 2016-01-13 Jakub Jelinek <jakub@redhat.com>
33102 PR tree-optimization/69156
33103 * gimple.c (validate_type): Removed.
33104 (gimple_builtin_call_types_compatible_p): Use
33105 useless_type_conversion_p instead of validate_type.
33106 * value-prof.c (gimple_stringop_fixed_value): Fold
33107 icall_size to correct type.
33109 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33111 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
33114 2016-01-13 Richard Henderson <rth@redhat.com>
33117 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33118 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33119 (ix86_builtin_tm_store): Remove.
33120 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33121 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33122 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33123 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33124 * doc/tm.texi: Rebuild.
33126 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33127 (BUILT_IN_TM_MEMCPY_RTWN): New.
33128 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33129 fallback from vector to integer helpers.
33130 (build_tm_load): Handle vector types directly, instead of
33132 (build_tm_store): Likewise.
33133 (expand_assign_tm): Prepare for register types not handled by
33134 the above. Copy them to memory and use memcpy.
33135 * tree.c (tm_define_builtin): New.
33136 (find_tm_vector_type): New.
33137 (build_tm_vector_builtins): New.
33138 (build_common_builtin_nodes): Call it.
33140 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33142 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33143 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33145 2016-01-13 Tom de Vries <tom@codesourcery.com>
33147 PR tree-optimization/69169
33148 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33149 handled_struct_type param.
33150 (create_variable_info_for, intra_create_variable_infos): Call
33151 create_variable_info_for_1 with extra arg.
33153 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33155 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33156 and "armv8.1-a+crc" entries.
33158 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33161 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33162 Change first operand predicate from register_or_constm1_operand
33163 to register_operand.
33164 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33165 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33166 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33167 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33168 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33169 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33170 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33171 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33172 comparison with constm1_rtx from vec_prefetch_gen part.
33174 2016-01-13 Richard Biener <rguenther@suse.de>
33176 PR tree-optimization/69013
33177 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33178 Exchange assert for a test.
33180 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33183 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33185 2016-01-13 Richard Biener <rguenther@suse.de>
33187 PR tree-optimization/69242
33188 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33189 assert with a check.
33191 2016-01-13 Richard Biener <rguenther@suse.de>
33193 PR tree-optimization/69186
33194 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33195 Properly guard vect_update_misalignment_for_peel call.
33197 2016-01-12 Jeff Law <law@redhat.com>
33199 PR tree-optimization/pr67755
33200 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33201 "need_profile_correction".
33202 (thread_block_1): Initialize new field to false by default. If we
33203 have multiple thread paths through a common joiner to different
33204 final targets, then set new field to true.
33205 (compute_path_counts): Only do count adjustment when it's really
33208 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33210 * doc/invoke.texi (Spec Files): Move section down in file, past
33211 all command-line option descriptions.
33213 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
33215 PR middle-end/54809
33216 * doc/gty.texi: Remove documentation of mark_hook.
33217 * gengtype.c (struct write_types_data): Remove code to support
33218 mark_hook attribute.
33219 (walk_type): Likewise.
33220 (write_func_for_structure): Likewise.
33222 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33224 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
33225 Directory Options, and -specs= to Overall Options.
33226 (Overall Options): Adjust similarly. Reorder to group related
33227 options together. Make -specs= cross-reference the spec file details.
33228 (Directory Options): Adjust similarly.
33230 2016-01-12 Jeff Law <law@redhat.com>
33232 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
33234 2016-01-12 Olivier Hainque <hainque@adacore.com>
33236 * gcc.c (spec_undefvar_allowed): New global.
33237 (process_command): Set to true when running for --version or --help,
33239 (getenv_spec_function): When the variable is not defined, use the
33240 variable name as the variable value if we're allowed not to issue
33243 2016-01-12 Bin Cheng <bin.cheng@arm.com>
33245 PR tree-optimization/68911
33246 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
33247 information computed for expression "init + nit * step".
33249 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33251 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
33252 about name of GCC executable. Remove deleted node from menu.
33253 (Directory Options) <-B>: Remove cross-reference to deleted node.
33254 (Target Options): Delete section.
33256 2016-01-12 Christian Bruel <christian.bruel@st.com>
33259 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
33260 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
33262 2016-01-12 Jakub Jelinek <jakub@redhat.com>
33265 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
33266 aligned_mem is properly set for AVX512-VL floating point masked
33270 * ifcvt.c (cond_exec_process_if_block): When removing the last
33271 insn from then_bb, remove also any possible barriers that follow it.
33273 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
33277 * config/i386/iamcu.h (SIZE_TYPE): New macro.
33278 (PTRDIFF_TYPE): Likewise.
33279 (WCHAR_TYPE): Likewise.
33280 (WCHAR_TYPE_SIZE): Likewise.
33281 (STDINT_LONG32): Likewise.
33283 2016-01-12 Richard Biener <rguenther@suse.de>
33285 PR tree-optimization/69053
33286 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
33287 convert initial value for cond reductions.
33289 2016-01-12 Richard Biener <rguenther@suse.de>
33291 PR tree-optimization/69007
33292 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
33293 widen_sum after dot_prod and sad.
33295 2016-01-12 Richard Biener <rguenther@suse.de>
33297 PR tree-optimization/69168
33298 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
33299 pattern stmt SLP type.
33300 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
33301 end up unused so cope with that case.
33303 2016-01-12 Richard Biener <rguenther@suse.de>
33305 PR tree-optimization/69157
33306 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
33307 stmts def type only during analyze phase.
33308 (vectorizable_call): Likewise.
33309 (vectorizable_simd_clone_call): Likewise.
33310 (vectorizable_conversion): Likewise.
33311 (vectorizable_assignment): Likewise.
33312 (vectorizable_shift): Likewise.
33313 (vectorizable_operation): Likewise.
33314 (vectorizable_store): Likewise.
33315 (vectorizable_load): Likewise.
33317 2016-01-12 Richard Biener <rguenther@suse.de>
33319 PR tree-optimization/69174
33320 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
33322 (vectorizable_load): Properly compute the number of loads needed
33323 for permuted strided SLP loads and do not spuriously assign
33324 to SLP_TREE_VEC_STMTS.
33326 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
33328 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
33329 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
33330 (MD_EXEC_PREFIX): Remove.
33331 (MD_STARTFILE_PREFIX) Removee.
33332 (FILE_NAME_ABSOLUTE_P): Remove.
33333 (CPP_SPEC): Do not read macros from sys/version.h.
33334 (LINK_COMMAND_SPEC): Remove.
33335 (LOCAL_INCLUDE_DIR): Remove.
33336 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
33337 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
33338 (POST_LINK_SPEC): Define to invoke stubify after linker
33339 (LIBSTDCXX): Remove define
33340 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
33341 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
33342 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
33343 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
33344 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
33345 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
33346 (i386_djgpp_asm_named_section): Add propotype of new procedure
33348 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
33349 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
33350 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
33351 in config/i386/djgpp.h).
33352 (STANDARD_STARTFILE_PREFIX_2): Define identical to
33353 STANDARD_STARTFILE_PREFIX_1.
33354 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
33355 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
33356 installation errors.
33357 (MAX_OFILE_ALIGNMENT): Define to 128.
33358 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
33360 * config/i386/djgpp.c: New file. Add implementation of
33361 i386_djgpp_asm_named_section.
33363 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
33365 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
33366 Add rule for building djgpp.o.
33368 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33370 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
33371 (rtx_is_swappable_p): Reductions are swappable.
33372 (insn_is_swappable_p): V2DF reductions are swappable.
33374 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
33376 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
33377 reloads for other unsupported memory operands.
33379 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
33380 Jim Wilson <jim.wilson@linaro.org>
33383 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
33384 copy_to_mode_reg instead of force_reg.
33386 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33389 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
33390 TARGET_80387 is true.
33392 2016-01-11 Jakub Jelinek <jakub@redhat.com>
33395 * lra-eliminations.c (move_plus_up): Only move plus up
33396 if subreg of the constant can be simplified into constant
33397 and use the simplified subreg of the constant instead of
33398 the original constant.
33400 * fold-const.c (fold_convertible_p): Don't return true
33401 for conversion of VECTOR_TYPE to same sized integral type.
33402 (fold_convert_loc): Fix up formatting. Fold conversion of
33403 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
33404 instead of NOP_EXPR.
33406 PR tree-optimization/69214
33407 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
33408 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
33411 PR tree-optimization/69207
33412 * tree-vect-slp.c (vect_get_constant_vectors): For
33413 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
33414 fold_convertible_p to vector_type's element type, and always
33415 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
33417 2016-01-11 Richard Biener <rguenther@suse.de>
33419 PR tree-optimization/69173
33420 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
33421 fixup the cycle if all stmts are in a pattern.
33423 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
33425 PR middle-end/68999
33426 * alias.c (base_alias_check): Move check for addresses with
33427 alignment ANDs before the call for compare_base_decls.
33428 (memrefs_conflict_p): Return -1 for different decls
33429 that went through alignment adjustments.
33431 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33433 PR rtl-optimization/68796
33434 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
33435 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
33436 and QImode comparisons against zero with CC_NZmode.
33437 * config/aarch64/iterators.md (short_mask): New mode_attr.
33439 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33441 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
33442 (<avx512>_store<mode>_mask): Likewise.
33444 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
33445 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33447 PR rtl-optimization/68841
33448 * ifcvt.c (struct noce_if_info): Add orig_x field.
33449 (bbs_ok_for_cmove_arith): Add to_rename parameter.
33450 Don't record conflicts on to_rename if it's present.
33451 Allow memory destinations in sets.
33452 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
33453 blocks, passing orig_x to the checks.
33454 (noce_process_if_block): Set if_info->orig_x appropriately.
33456 2016-01-11 Tom de Vries <tom@codesourcery.com>
33458 PR tree-optimization/69069
33459 * tree-parloops.c (create_parallel_loop): Add missing phi args.
33461 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
33463 PR rtl-optimization/68920
33464 * config/i386/i386.c (ix86_option_override_internal): Restrict number
33465 of conditional moves for RTL if-conversion to 1 for
33466 TARGET_ONE_IF_CONV_INSN.
33467 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
33468 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
33469 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
33470 parameter to restirct number of conditional moves for
33472 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
33473 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
33476 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
33479 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
33480 onepart vars. Fix typo in comment. Fix reversed condition in
33482 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
33485 * var-tracking.c (dump_onepart_variable_differences): New.
33486 (dataflow_set_different): If a detailed dump is requested,
33487 delay early returns and dump differences between onepart
33488 variables present before and after, and added variables.
33490 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
33493 * expr.c (expand_expr_real_1): For boolean vector constants
33494 with a scalar mode use const_scalar_mask_from_tree.
33495 (const_scalar_mask_from_tree): New.
33496 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
33497 assigned to a mask type to handle constants.
33499 2016-01-11 Martin Jambor <mjambor@suse.cz>
33502 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
33503 useless parameters if we cannot change function signature.
33505 2016-01-11 Martin Jambor <mjambor@suse.cz>
33508 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
33511 2016-01-11 Tom de Vries <tom@codesourcery.com>
33513 PR tree-optimization/69109
33514 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
33517 2016-01-11 Tom de Vries <tom@codesourcery.com>
33519 PR tree-optimization/69108
33520 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
33521 res is not used in a phi.
33523 2016-01-11 Yury Gribov <y.gribov@samsung.com>
33526 * common.opt (frandom-seed): Fix parameter name.
33527 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
33529 2016-01-11 Tom de Vries <tom@codesourcery.com>
33531 PR tree-optimization/69058
33532 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
33535 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
33537 * config/arc/arc.opt (mdiv-rem): Add period to the end.
33538 (mcode-density): Likewise.
33540 2016-01-10 Tom de Vries <tom@codesourcery.com>
33542 PR tree-optimization/69062
33543 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
33544 (parallelize_loops): Don't paralelize loop that has phi with address
33547 2016-01-10 Tom de Vries <tom@codesourcery.com>
33549 PR tree-optimization/69039
33550 * tree-parloops.c (try_create_reduction_list): Only allow single exit
33553 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
33555 PR middle-end/68743
33556 * match.pd: Require target has function_c99_misc before doing
33557 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
33559 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
33561 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
33563 * configure: Regenerate.
33565 2016-01-09 Jakub Jelinek <jakub@redhat.com>
33567 PR middle-end/50865
33568 PR tree-optimization/69097
33569 * fold-const.h (expr_not_equal_to): New prototype.
33570 * fold-const.c: Include stringpool.h and tree-ssanames.h.
33571 (expr_not_equal_to): New function.
33572 * match.pd (X % -Y is the same as X % Y): Don't optimize
33573 unless X is known not to be equal to minimum or Y is known
33574 not to be equal to -1.
33575 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
33576 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
33577 (simplify_stmt_using_ranges): Adjust caller.
33578 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
33579 substitute_and_fold.
33581 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
33583 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
33586 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33588 PR tree-optimization/69167
33589 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
33590 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
33592 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
33594 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33595 Richard Biener <rguenther@suse.de>
33597 PR tree-optimization/68707
33598 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
33599 instances that can be handled via vect_load_lanes.
33601 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
33603 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
33604 if we can't determine address equivalence.
33605 * alias.c (compare_base_decl): Update for changed return value of
33606 symtab_node::equal_address_to.
33608 2016-01-08 Jason Merrill <jason@redhat.com>
33612 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
33613 * expr.c (store_field): Not here.
33614 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
33615 call with TREE_ADDRESSABLE type.
33616 * tree-cfg.c (verify_gimple_call): Adjust.
33618 2016-01-08 Olivier Hainque <hainque@adacore.com>
33620 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
33623 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33625 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
33626 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
33627 (reduc_smin_v2sf): Rename to...
33628 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
33629 (reduc_splus_v2sf): Rename to...
33630 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
33632 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33634 PR tree-optimization/69162
33635 * gimplify.c (gimplify_va_arg_expr): Encode original type of
33636 valist argument in another argument.
33637 (gimplify_modify_expr): Adjust for the above change. Cleanup.
33638 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
33639 to determine the va_list type, build a MEM_REF instead of
33640 build_fold_indirect_ref.
33642 PR tree-optimization/69172
33643 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
33646 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
33648 PR tree-optimization/67781
33649 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
33650 and cmpnop in two steps: first the ones not accessed in original
33651 gimple expression in a endian independent way and then the ones not
33652 accessed in the final result in an endian-specific way.
33654 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33656 PR tree-optimization/69083
33657 * tree-vect-slp.c (vect_get_constant_vectors): For
33658 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
33659 element type. If op is fold_convertible_p to vector_type's element
33660 type, use NOP_EXPR instead of VCE.
33662 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
33664 PR rtl-optimization/67778
33665 PR rtl-optimization/68634
33666 PR rtl-optimization/68909
33667 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
33668 block from the stack until done with it. Remove a superfluous
33669 bitmap set. Remove a superfluous bitmap test.
33671 2016-01-07 Martin Sebor <msebor@redhat.com>
33674 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
33675 constraint on the type of arguments.
33677 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
33679 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
33680 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
33681 unaligned_access on the gcc_options set.
33682 * config/arm/arm.c (arm_option_override_internal): Use
33683 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
33685 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33688 * config/i386/i386.c (ix86_frame_pointer_required): Enable
33689 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
33691 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33694 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33697 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33698 depending on frame_pointer_needed before remaining integer and SSE
33699 registers are saved.
33701 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
33704 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
33706 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
33709 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
33710 Use the "xBm" constraint.
33711 (float<sseintvecmodelower><mode>2<mask_name><round_name):
33713 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
33714 (sse_cvtsi2ssq<round_name>): Likewise.
33715 (sse_cvtss2si<round_name>): Likewise.
33716 (sse_cvtss2siq<round_name>): Likewise.
33717 (sse2_cvtsi2sdq<round_name>): Likewise.
33718 (sse2_cvtsd2si<round_name>): Likewise.
33719 (sse2_cvtsd2siq<round_name>): Likewise.
33720 * config/i386/subst.md (round_nimm_scalar_predicate): New
33723 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
33725 PR middle-end/67639
33726 * varasm.c (make_decl_rtl): Mark invalid register vars as
33729 PR rtl-optimization/66206
33730 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
33731 All callers changed.
33733 2016-01-07 Jakub Jelinek <jakub@redhat.com>
33735 PR tree-optimization/69141
33736 * tree-ssa-pre.c: Include langhooks.h.
33737 (eliminate_dom_walker::before_dom_children): Use
33738 lang_hooks.decl_printable_name instead of
33739 cgraph_node::get ()->name ().
33741 PR middle-end/68960
33742 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
33743 it and DECL_ALIGN too.
33745 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
33747 * config/mips/mips-ftypes.def: Sort to lexicographical order.
33749 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33752 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33753 depending on frame_pointer_needed before remaining integer and SSE
33754 registers are saved.
33756 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33758 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
33759 mode iterator with VSX_M2.
33760 (*p9_vecstore_<mode>): Likewise.
33761 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
33762 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
33763 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
33764 (define_split for VSX_LE128 stores): Likewise.
33765 (define_peephole2 for TImode LE swaps): Likewise.
33766 (define_split for VSX_LE128 post-reload stores): Likewise.
33768 2016-01-06 Marek Polacek <polacek@redhat.com>
33771 * convert.c (convert_to_integer_1): Adjust call to
33772 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
33773 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
33774 EXPR instead of ARG.
33775 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
33777 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33780 * doc/extend.texi (RL78 Variable Attributes): New section.
33782 2016-01-05 Marek Polacek <polacek@redhat.com>
33785 * builtins.c (get_memmodel): Use expansion point location rather than
33786 the input location. Call warning_at rather than warning.
33787 (expand_builtin_atomic_compare_exchange): Likewise.
33788 (expand_builtin_atomic_load): Likewise.
33789 (expand_builtin_atomic_store): Likewise.
33790 (expand_builtin_atomic_clear): Likewise.
33792 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33795 * config/i386/i386.c (ix86_expand_vector_logical_operator):
33796 Replace nonimmediate_operand with vector_operand.
33797 * config/i386/predicates.md (vector_operand): New predicate.
33798 (general_vector_operand): Replace nonimmediate_operand with
33800 * config/i386/sse.md: Replace nonimmediate_operand with
33801 vector_operand and m constraint with Bm constraint on SSE
33802 patterns with 16-byte memory operand.
33803 * config/i386/subst.md (round_nimm_predicate): Replace
33804 nonimmediate_operand with vector_operand.
33805 (round_saeonly_nimm_predicate): Likewise.
33806 (round_saeonly_nimm_scalar_predicate): New.
33808 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33811 * config/i386/constraints.md (Bm): New constraint.
33812 * config/i386/predicates.md (vector_memory_operand): New
33814 * config/i386/sse.md: Replace xm with xBm in plusminus and
33815 any_logic patterns.
33817 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33820 * doc/extend.texi (V850 Function Attributes): New section.
33821 (V850 Variable Attributes): New section.
33823 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33826 * doc/extend.texi (MicroBlaze Function Attributes): Document
33827 interrupt_handler and fast_interrupt attributes.
33829 2016-01-05 Sergei Trofimovich <siarheit@google.com>
33832 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
33833 for local symbolic operands.
33834 * config/ia64/predicates.md (local_symbolic_operand64): New
33837 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33839 PR rtl-optimization/68651
33840 * combine.c (combine_simplify_rtx): Canonicalize x + x into
33843 2016-01-05 Nathan Sidwell <nathan@acm.org>
33845 * alias.c (compare_base_decls): Use symtab_node::get.
33847 2016-01-05 Nick Clifton <nickc@redhat.com>
33850 * ira-costs.c (copy_cost): Initialise the t_icode field of the
33851 secondary_reload_info structure.
33854 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
33855 decls if weak support is available.
33857 2016-01-04 Martin Sebor <msebor@redhat.com>
33859 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
33861 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
33863 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
33864 OPTION_MASK_P9_DFORM.
33866 * config/rs6000/constraints.md (wo constraint): New constraint for
33869 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
33871 (rs6000_init_hard_regno_mode_ok): Likewise.
33873 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
33876 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
33877 expanders not to have constraints. Add support for ISA 3.0 xxperm
33878 instruction. Add support for fusing xxlor with xxperm.
33879 (altivec_vperm_<mode>_internal): Likewise.
33880 (altivec_vperm_v8hiv16qi): Likewise.
33881 (altivec_vperm_<mode>v16q): Likewise.
33882 (altivec_vperm_<mode>_uns): Likewise.
33883 (vperm_v8hiv4si): Likewise.
33884 (vperm_v16qiv8hi): Likewise.
33886 * doc/md.texi (RS/6000 constraints): Document wo constraint.
33888 2016-01-04 Jakub Jelinek <jakub@redhat.com>
33890 Update copyright years.
33892 * gcc.c (process_command): Update copyright notice dates.
33893 * gcov-dump.c (print_version): Ditto.
33894 * gcov.c (print_version): Ditto.
33895 * gcov-tool.c (print_version): Ditto.
33896 * gengtype.c (create_file): Ditto.
33897 * doc/cpp.texi: Bump @copying's copyright year.
33898 * doc/cppinternals.texi: Ditto.
33899 * doc/gcc.texi: Ditto.
33900 * doc/gccint.texi: Ditto.
33901 * doc/gcov.texi: Ditto.
33902 * doc/install.texi: Ditto.
33903 * doc/invoke.texi: Ditto.
33905 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33907 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
33908 modes larger than TImode as TImode if NEON is not enabled.
33910 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33913 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
33914 mode for %f0-%f31 only if TARGET_FPU.
33916 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33919 * config/sparc/sparc.c (scan_record_type): Take into account subfields
33920 to compute the PACKED_P predicate.
33921 (function_arg_record_value): Minor tweaks.
33923 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
33925 * doc/install.texi (--with-multilib-list): Describe the meaning of the
33926 option for arm*-*-* targets.
33928 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
33930 * doc/extend.texi (Common Function Attributes): Move docs for
33931 MSP430-specific attributes to....
33932 (MSP430 Function Attributes): ...here. Delete the redundant
33933 entries and copy-edit the remaining text.
33934 (MSP430 Variable Attributes): Use uniform format for index
33935 entries and add a cross-reference to the corresponding function
33938 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
33940 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
33942 (x86 Options): Likewise.
33944 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33948 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
33949 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
33950 to corresponding attribute.
33952 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
33954 * doc/extend.texi (Common Function Attributes) <noplt>: Move
33955 to correct alphabetization of table. Copy-edit and correct
33957 <stack_protect>: Likewise.
33958 <target_clones>: Likewise.
33960 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
33961 Correct punctuation.
33962 (Code Gen Options) <-fno-plt>: Copy-edit.
33964 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
33967 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
33968 SI values. Explicitly convert SI to DI and vice-versa.
33970 2016-01-01 Jakub Jelinek <jakub@redhat.com>
33972 PR tree-optimization/69070
33973 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
33974 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
33977 * ubsan.c (ubsan_instrument_float_cast): Call
33978 initialize_sanitizer_builtins.
33981 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
33983 Copyright (C) 2016 Free Software Foundation, Inc.
33985 Copying and distribution of this file, with or without modification,
33986 are permitted in any medium without royalty provided the copyright
33987 notice and this notice are preserved.