1 2016-12-06 Tamar Christina <tamar.christina@arm.com>
3 * gcc/config/aarch64/arm_neon.h
4 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
5 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
6 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
7 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
8 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
9 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
10 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
11 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
12 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
13 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
14 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
15 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
16 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
17 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
19 2016-12-06 Jakub Jelinek <jakub@redhat.com>
22 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
23 plus offset is non-zero. For maybe_nonzero_address decl base0,
24 require indirect_base0.
27 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
28 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
29 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
30 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
31 and arguments have no side-effects, return 0.
32 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
35 * fold-const-call.c (fold_const_call): Handle
36 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
38 PR tree-optimization/78675
39 * tree-vect-loop.c (vectorizable_live_operation): For
40 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
41 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
43 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
46 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
47 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
48 (copy_insn_1) <CLOBBER>: Likewise.
50 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
53 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
54 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
55 comparing signed to unsigned values.
56 (FUNCTION_ARG_REGNO_P): Likewise.
58 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
59 Stefan Freudenberger <stefan@reservoir.com>
61 PR tree-optimization/78646
62 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
63 addition used for the memory base expression should have the type
66 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
69 * config.gcc (*-*-uclinux*): Enable posix threads.
71 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
73 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
74 * config/i386/avx512dqintrin.h: Ditto.
75 * config/i386/avx512fintrin.h: Ditto.
76 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
77 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
78 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
79 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
80 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
81 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
83 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
84 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
85 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
86 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
87 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
88 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
89 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
90 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
91 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
93 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
95 * combine.c: Revert r243162.
97 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
99 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
100 X tests a single bit.
102 2016-12-05 Nathan Sidwell <nathan@acm.org>
104 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
105 (diagnostic_action_after_output): ... here.
106 (diagnostic_report_diagnostic): Call it for non-notes.
107 * diagnostic.h (struct diagnostic_context): Make max_errors signed
109 (diagnostic_check_max_errors): Declare.
111 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
113 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
114 (ENDFILE_SPEC): Likewise.
116 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
118 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
119 * config/arc/arc.c (arc_unspec_offset): New function.
120 (arc_finalize_pic): Change.
121 (arc_emit_call_tls_get_addr): Likewise.
122 (arc_legitimize_tls_address): Likewise.
123 (arc_legitimize_pic_address): Likewise.
124 (insn_is_tls_gd_dispatch): Remove.
125 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
126 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
127 (tls_gd_dispatch): Likewise.
129 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
131 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
134 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
136 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
137 (sparc_split_reg_mem_legitimate): ...this.
138 (sparc_split_reg_mem): Declare.
139 (sparc_split_mem_reg): Likewise.
140 (sparc_split_regreg_legitimate): Rename to...
141 (sparc_split_reg_reg_legitimate): ...this.
142 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
143 (sparc_split_reg_mem_legitimate): ...this.
144 (sparc_split_reg_mem): New function.
145 (sparc_split_mem_reg): Likewise.
146 (sparc_split_regreg_legitimate): Rename to...
147 (sparc_split_reg_reg_legitimate): ...this.
148 (sparc_split_reg_reg): New function.
149 * config/sparc/sparc.md (lra): Remove "none" value.
150 (enabled): Adjust to above change.
151 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
152 (DImode splitters): Adjust to above renamings and use new functions.
153 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
154 (DFmode splitters): Adjust to above renamings and use new functions.
155 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
156 constraint in conjunction with e.
157 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
158 alternative and reorder others.
159 (VM64:mode splitters): Adjust to above renamings and use new functions.
161 2016-12-04 Martin Sebor <msebor@redhat.com>
164 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
165 identifier tree nodes.
166 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
167 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
168 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
169 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
170 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
171 * builtins.def (aligned_alloc, calloc, malloc, realloc):
172 Add attribute alloc_size.
173 (alloca): Add attribute alloc_size and returns_nonnull.
175 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
178 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
179 (dimode_scalar_chain::compute_convert_gain): Ditto.
180 (dimode_scalar_chain::convert_insn): Ditto.
182 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
184 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
185 cases to build a lowpart SUBREG.
187 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
188 David S. Miller <davem@davemloft.net>
190 * config/sparc/constraints.md (U): Adjust comment.
191 * config/sparc/sparc.md (lra): New attribute.
192 (enabled): For base instructions, if the lra attribute is set,
193 return 1 if it is in keeping with TARGET_LRA.
194 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
195 constraint and duplicate them with U replaced by r.
196 (*movdf_insn_sp32): Likewise.
197 (*mov<VM64:mode>_insn_sp32): Likewise.
198 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
200 2016-12-02 Jeff Law <law@redhat.com>
202 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
203 variable main_variant.
205 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
207 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
208 default on PowerPC linux systems.
210 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
212 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
213 GET_MODE (op). Fix this.
215 2016-12-02 David Malcolm <dmalcolm@redhat.com>
218 * selftest.c (selftest::assert_strndup_eq): Rename to...
219 (selftest::assert_xstrndup_eq): ...this, and remove call to
221 (selftest::test_strndup): Rename to...
222 (selftest::test_xstrndup): ...this, updating for above renaming.
223 (selftest::test_libiberty): Update for renaming.
225 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
228 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
229 subversion id 242679 that causes the wrong store instruction to be
230 generated if a DImode is in an Altivec register using REG+REG
233 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
236 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
237 and corresponding post-reload splitter.
239 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
241 * config/aarch64/aarch64.h (machine_function): Add
242 reg_is_wrapped_separately field.
243 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
244 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
246 (aarch64_save_callee_saves): Don't save registers that are wrapped
248 (aarch64_restore_callee_saves): Don't restore registers that are
250 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
251 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
252 (aarch64_get_separate_components): New function.
253 (aarch64_get_next_set_bit): Likewise.
254 (aarch64_components_for_bb): Likewise.
255 (aarch64_disqualify_components): Likewise.
256 (aarch64_emit_prologue_components): Likewise.
257 (aarch64_emit_epilogue_components): Likewise.
258 (aarch64_set_handled_components): Likewise.
259 (aarch64_process_components): Likewise.
260 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
261 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
262 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
263 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
264 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
265 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
267 2016-12-02 Martin Jambor <mjambor@suse.cz>
269 * passes.def: Move pass_rebuild_cgraph_edges to the end of
270 pass_build_ssa_passes.
272 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
274 * config/alpha/alpha.md (exception_receiver): Copy
275 alpha_gp_ave_rtx return value.
277 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
279 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
280 for several include directories that may be relative to sysroot.
281 * config/i386/x-mingw32 (gplus_includedir): Define.
282 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
283 (native_system_includedir): Likewise.
284 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
285 override if TARGET_SYSTEM_ROOT is defined.
286 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
288 2016-12-02 Jakub Jelinek <jakub@redhat.com>
291 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
292 (dimode_scalar_chain::compute_convert_gain): Likewise.
293 (dimode_scalar_chain::convert_insn): Likewise.
294 * config/i386/i386.md (*one_cmpldi2_doubleword): New
295 define_insn_and_split.
296 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
299 * rtl.c (copy_rtx): Don't clear used flag here.
300 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
302 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
303 'E' in format, copy all vectors.
304 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
305 * valtrack.c (cleanup_auto_inc_dec): Likewise.
306 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
308 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
309 Thomas Preud'homme <thomas.preudhomme@arm.com>
311 * config/arm/arm-builtins.c (arm_builtins): Define
312 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
313 (bdesc_2arg): Add line for cmse_nonsecure_caller.
314 (arm_init_builtins): Handle cmse_nonsecure_caller.
315 (arm_expand_builtin): Likewise.
316 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
318 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
319 Thomas Preud'homme <thomas.preudhomme@arm.com>
321 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
322 (cmse_nonsecure_call_clear_caller_saved): New.
323 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
324 (arm_function_ok_for_sibcall): Disable sibcalls for
326 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
327 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
328 (call_value): Likewise.
329 (nonsecure_call_internal): New.
330 (nonsecure_call_value_internal): New.
331 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
332 (*nonsecure_call_value_reg_thumb1_v5): New.
333 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
334 (*nonsecure_call_value_reg_thumb2): New.
335 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
337 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
338 Thomas Preud'homme <thomas.preudhomme@arm.com>
340 * config/arm/arm.c (gimplify.h): New include.
341 (arm_handle_cmse_nonsecure_call): New.
342 (arm_attribute_table): Added cmse_nonsecure_call.
343 (arm_comp_type_attributes): Deny compatibility of function types
344 with without the cmse_nonsecure_call attribute.
345 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
347 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
348 Thomas Preud'homme <thomas.preudhomme@arm.com>
350 * config/arm/arm.c (output_return_instruction): Clear
352 (thumb2_expand_return): Likewise.
353 (thumb1_expand_epilogue): Likewise.
354 (thumb_exit): Likewise.
355 (arm_expand_epilogue): Likewise.
356 (cmse_nonsecure_entry_clear_before_return): New.
357 (comp_not_to_clear_mask_str_un): New.
358 (compute_not_to_clear_mask): New.
359 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
360 * config/arm/thumb2.md (*thumb2_return): Disable for
361 cmse_nonsecure_entry functions.
362 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
363 cmse_nonsecure_entry functions.
365 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
366 Thomas Preud'homme <thomas.preudhomme@arm.com>
368 * config/arm/arm.c (use_return_insn): Change to return with bxns
369 when cmse_nonsecure_entry.
370 (output_return_instruction): Likewise.
371 (arm_output_function_prologue): Likewise.
372 (thumb_pop): Likewise.
373 (thumb_exit): Likewise.
374 (thumb2_expand_return): Assert that entry functions always have simple
376 (arm_expand_epilogue): Handle entry functions.
377 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
378 (arm_asm_declare_function_name): New.
379 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
380 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
381 use arm_asm_declare_function_name.
383 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
384 Thomas Preud'homme <thomas.preudhomme@arm.com>
386 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
387 (arm_attribute_table): Added cmse_nonsecure_entry
388 (arm_compute_func_type): Handle cmse_nonsecure_entry.
389 (cmse_func_args_or_return_in_stack): New.
390 (arm_handle_cmse_nonsecure_entry): New.
391 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
392 (IS_CMSE_ENTRY): Likewise.
393 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
395 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
396 Thomas Preud'homme <thomas.preudhomme@arm.com>
398 * config.gcc (extra_headers): Added arm_cmse.h.
399 * config/arm/arm-arches.def (ARM_ARCH):
400 (armv8-m): Add FL2_CMSE.
401 (armv8-m.main): Likewise.
402 (armv8-m.main+dsp): Likewise.
404 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
405 * config/arm/arm-flags.h: Define FL2_CMSE.
406 * config/arm.c (arm_arch_cmse): New.
407 (arm_option_override): New error for unsupported cmse target.
408 * config/arm/arm.h (arm_arch_cmse): New.
409 * config/arm/arm.opt (mcmse): New.
410 * config/arm/arm_cmse.h: New file.
411 * doc/invoke.texi (ARM Options): Add -mcmse.
412 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
413 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
415 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
417 * config/avr/avr.c: Fix coding rule glitches.
419 2016-12-02 Martin Jambor <mjambor@suse.cz>
421 * hsa.c (hsa_callable_function_p): Return false for artificial
424 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
426 PR rtl-optimization/78561
427 * varasm.c (recompute_pool_offsets): New.
428 (output_constant_pool): Call it.
430 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
432 PR rtl-optimization/78561
433 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
434 get_pool_size to get_pool_size_upper_bound.
435 (rs6000_stack_info): Likewise.
436 (rs6000_emit_prologue): Likewise.
437 (rs6000_elf_declare_function_name): Likewise.
438 (rs6000_set_up_by_prologue): Likewise.
439 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
440 * output.h (get_pool_size): Rename to...
441 (get_pool_size_upper_bound): ...This.
442 * varasm.c (get_pool_size): Rename to...
443 (get_pool_size_upper_bound): ...This.
445 2016-12-02 Bin Cheng <bin.cheng@arm.com>
447 * match.pd: Add new pattern:
448 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
450 2016-12-02 Nathan Sidwell <nathan@acm.org>
452 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
455 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
458 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
461 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
463 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
466 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
468 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
469 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
470 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
471 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
472 avr_mcu_types.flash_size to compute default value.
473 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
474 mcu->flash_size to compute value for spec.
476 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
478 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
479 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
480 about linker description to avoid progmem altogether.
481 [absdata]: Point to -mabsdata option.
483 2016-12-02 Jakub Jelinek <jakub@redhat.com>
485 PR rtl-optimization/78547
486 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
487 DECL_INCOMING_RTL is not shared.
488 * config/i386/i386.c (convert_scalars_to_vectors): If any
489 insns have been converted, adjust all parameter's DEC_RTL and
490 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
493 PR rtl-optimization/78575
494 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
495 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
496 if not already wrapped in a subreg. Make sure df_insn_rescan does not
497 affect further iterations.
499 2016-12-02 Martin Liska <mliska@suse.cz>
502 * sreal.c (sreal::to_int): Make absolute value before shifting.
503 (sreal::operator/): Likewise.
504 (sreal_verify_negative_division): New test.
505 (void sreal_c_tests): Call the new test.
506 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
508 (sreal::normalize_down): Likewise.
510 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
512 * combine.c (combine_simplify_rtx): Suppress replacement of
513 "(and (reg) (const_int bit))" with "if_then_else".
515 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
518 * config/s390/s390.md ("extzv")
519 ("*extzv<mode><clobbercc_or_nocc>")
520 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
521 ("*<risbg_n>_ior_and_sr_ze")
522 ("*extract1bitdi<clobbercc_or_nocc>")
523 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
524 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
525 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
526 to validate the arguments of zero_extract and sign_extract.
528 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
531 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
533 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
535 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
537 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
540 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
542 * config/s390/vector.md (vec_halfhalf): New mode iterator.
543 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
544 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
545 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
546 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
547 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
548 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
549 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
550 ("vec_unpacku_lo_v4si"): New pattern definitions.
551 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
554 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
556 * config/s390/s390-protos.h (s390_reverse_condition): New
558 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
560 (s390_reverse_condition): New function.
561 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
564 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
566 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
567 (CCVHUANY): Remove modes.
568 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
570 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
571 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
573 (s390_branch_condition_mask): Adjust to use the new cc consumer
574 modes. The new modes allow for proper reversal in the middle-end.
575 (s390_expand_vec_compare_cc): Determine the proper cc producer and
576 consumer modes for a comparison.
577 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
579 * config/s390/vx-builtins.md: Likewise.
581 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
583 * asan.c (asan_global_struct): Refactor.
584 (create_odr_indicator): New function.
585 (asan_needs_odr_indicator_p): Likewise.
586 (is_odr_indicator): Likewise.
587 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
589 (asan_protect_global): Do not protect odr indicators.
591 2016-12-01 Jeff Law <law@redhat.com>
593 * tree-ssa-threadedge.c
594 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
595 propagation of operands if there are no operands.
597 2016-12-02 Jakub Jelinek <jakub@redhat.com>
599 PR tree-optimization/78586
600 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
601 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
602 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
603 type is INTEGER_TYPE or POINTER_TYPE.
605 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
608 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
609 (vextuhrx): Likewise.
610 (vextuwlx): Likewise.
611 (vextuwrx): Likewise.
613 2016-12-01 David Malcolm <dmalcolm@redhat.com>
615 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
616 early_dwarf_finished.
618 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
619 David S. Miller <davem@davemloft.net>
621 * config/sparc/sparc.opt (mlra): New target option.
622 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
623 (sparc_lra_p): ...this. New function.
624 (D_MODES, DF_MODES): Add missing cast.
625 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
626 provide these insns when flag_pic.
627 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
628 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
629 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
630 embmedany_textulo, embmedany_textlo): Likewise.
631 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
633 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
637 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
639 2016-12-01 Richard Biener <rguenther@suse.de>
640 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
642 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
643 memset if len-oldlen != 0.
644 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
646 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
648 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
650 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
652 * config/avr/avr.c: Fix coding rule glitches.
654 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
656 PR tree-optimization/78598
657 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
660 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
662 PR rtl-optimization/78596
663 * combine.c (simplify_comparison): Cast to unsigned to avoid
664 left shifting of negative value.
666 2016-12-01 Matthias Klose <doko@ubuntu.com>
668 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
670 2016-12-01 Richard Biener <rguenther@suse.de>
672 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
673 treat arrays with same type as objects that cannot overlap.
675 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
677 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
678 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
679 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
681 2016-12-01 Jakub Jelinek <jakub@redhat.com>
684 * dwarf2out.c (loc_descr_plus_const): For negative offset use
685 uint_loc_descriptor instead of int_loc_descriptor and perform negation
686 in unsigned HOST_WIDE_INT type.
687 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
690 * config/rs6000/rs6000.c (rs6000_frame_related): Call
691 set_used_flags (pat) before any simplifications. Clear used flag on
692 PARALLEL copy. Don't guard add_reg_note call. Call
693 copy_rtx_if_shared on pat before storing it into
694 REG_FRAME_RELATED_EXPR.
696 2016-12-01 Alan Modra <amodra@gmail.com>
698 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
699 look inside UNSPEC_VSX_XXSPLTW vec.
701 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
703 PR rtl-optimization/78607
704 * combine.c (try_combine): Emit a barrier after a unconditional trap.
706 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
709 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
710 element is not a constant or in a register, force it to a
714 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
715 that will be set to a vector element to be in a register.
716 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
717 the wrong multiplier to convert the element number to a byte
720 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
722 PR tree-optimization/77856
723 * lra-constraints.c (inherit_in_ebb): Check original regno for
724 invalid invariant regs too. Set only clobbered hard regs for the
725 invalid invariant regs.
727 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
729 Commit files forgotten in r242966.
731 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
732 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
733 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
734 prefix check to find wrap-around value, instead use MCU flash size.
735 For 8k flash devices, update link_pmem_wrap spec string to
736 add --pmem-wrap-around=8k.
737 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
739 (LINK_SPEC): ...to here.
741 2016-11-30 David Malcolm <dmalcolm@redhat.com>
744 * selftest.c (selftest::assert_strndup_eq): New function.
745 (selftest::test_strndup): New function.
746 (selftest::test_libiberty): New function.
747 (selftest::selftest_c_tests): Call test_libiberty.
749 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
751 PR rtl-optimization/78610
752 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
755 2016-11-30 Bin Cheng <bin.cheng@arm.com>
757 PR tree-optimization/78574
758 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
759 header PHI that doesn't define biv.
761 2016-11-30 Jakub Jelinek <jakub@redhat.com>
763 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
766 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
767 sharing the SUBREG rtx between move and following insn.
769 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
770 for REG_EQUIV argument.
772 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
774 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
776 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
779 * real.c (real_hash): Add cast to avoid left
780 shifting of negative values.
782 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
785 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
786 from a subreg in operands[1] and don't call REGNO on a non-reg
787 expression when deciding to force operands[2] into a reg.
789 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
790 Andrew Burgess <andrew.burgess@embecosm.com>
792 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
793 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
794 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
795 * config/arc/arc700.md: Add define_bypass for store/load.
797 2016-11-30 Martin Liska <mliska@suse.cz>
799 * cgraph.c (symbol_table::initialize): Initialize
800 ipa_clones_dump_file.
801 (cgraph_node::remove): Report to ipa_clones_dump_file.
802 * cgraph.h: Add new argument (suffix) to cloning methods.
803 * cgraphclones.c (dump_callgraph_transformation): New function.
804 (cgraph_node::create_clone): New argument.
805 (cgraph_node::create_virtual_clone): Likewise.
806 (cgraph_node::create_version_clone): Likewise.
807 * dumpfile.c: Add .ipa-clones dump file.
808 * dumpfile.h (enum tree_dump_index): Add TDI_clones
809 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
810 to dump_callgraph_transformation.
812 2016-11-30 Martin Liska <mliska@suse.cz>
815 * asan.c (asan_expand_mark_ifn): Properly
816 select a VAR_DECL from FRAME.* component reference.
818 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
820 PR rtl-optimization/78583
821 * simplify-rtx.c (simplify_truncation): Add check missing from the
824 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
826 PR rtl-optimization/78590
827 * combine.c (change_zero_ext): Transform zero_extend of subregs only
828 if the subreg_reg is a scalar integer mode.
830 2016-11-30 Jakub Jelinek <jakub@redhat.com>
832 PR tree-optimization/78586
833 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
834 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
835 Don't build_int_cst min/max twice. Formatting fix.
837 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
839 PR rtl-optimization/78588
840 * combine.c (if_then_else_cond): Also guard against BLKmode.
841 * rtlanal.c (num_sign_bit_copies1): Add assert.
843 2016-11-29 Jeff Law <law@redhat.com>
845 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
848 * lra-constraints.c (check_and_process_move): Constrain the
849 range of DCLASS and SCLASS to avoid false positive out of bounds
852 2016-11-29 David Malcolm <dmalcolm@redhat.com>
854 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
856 2016-11-29 David Malcolm <dmalcolm@redhat.com>
858 PR preprocessor/78569
859 * input.c (get_substring_ranges_for_loc): Fail gracefully if
860 line directives were present.
862 2016-11-30 Matthias Klose <doko@ubuntu.com>
864 * doc/install.texi: Document configure options --enable-objc-gc
865 and --with-target-bdw-gc.
867 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
870 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
871 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
872 residing in traditional altivec registers can be stored
875 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
878 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
879 overhead loop start between a call and its CALL_ARG_LOCATION
882 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
884 * config/bfin/linux.h (CPP_SPEC): Define.
886 2016-11-29 Martin Sebor <msebor@redhat.com>
888 PR tree-optimization/78512
889 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
890 * config/rs6000/linux.h: Same.
891 * config/rs6000/linux64.h: Same.
892 * config/sol2.h: Same.
893 * config/sol2.c (solaris_printf_pointer_format): Remove.
894 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
895 * doc/tm.texi: Regenerate.
896 * gimple-ssa-sprintf.c (format_pointer): Rempove.
897 (pass_sprintf_length::compute_format_length): Return bool.
898 (pass_sprintf_length::handle_gimple_call): Adjust.
899 * target.def (printf_pointer_format): Remove.
900 * targhooks.c (default_printf_pointer_format): Remove.
901 (linux_printf_pointer_format): Same.
902 * targhooks.h (default_printf_pointer_format): Remove.
903 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
905 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
907 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
909 (SWI1248_AVX512BWDQ): Ditto.
910 (SWI1248_AVX512BW): Ditto.
911 (k<any_logic:code><mode>): Ditto.
912 (kandn<mode>): Ditto.
913 (kxnor<mode>): Ditto.
915 (*k<any_lshift:code><mode>): Ditto.
916 (kortestzhi, kortestchi): Ditto.
917 (kunpckhi, kunpcksi, kunpckdi): Ditto.
919 2016-11-29 Andrew Pinski <apinski@cavium.com>
921 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
924 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
927 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
928 to stack before call mcount.
929 (tilegx_can_use_return_insn_p): Clean up code.
931 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
933 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
935 2016-11-29 David Malcolm <dmalcolm@redhat.com>
941 * spellcheck.c (selftest::test_find_closest_string): Verify that
942 we don't offer the goal string as a suggestion.
943 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
944 offer the goal string as a suggestion.
947 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
949 * config/arc/arc.c (arc_override_options): Avoid selection of
950 compact casesi for ARCv2.
952 2016-11-29 Richard Biener <rguenther@suse.de>
954 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
955 PHIs after a regular stmt.
956 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
959 2016-11-29 Martin Liska <mliska@suse.cz>
961 PR gcov-profile/78582
962 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
963 to prevent PHI argument clash.
965 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
967 * config/arc/arc.opt (marclinux): Fix typo.
968 (marclinux_prof): Likewise.
970 2016-11-29 Jiong Wang <jiong.wang@arm.com>
972 * target.def (stack_protect_runtime_enabled_p): New.
973 * function.c (expand_function_end): Guard stack_protect_epilogue with
974 targetm.stack_protect_runtime_enabled_p.
975 * cfgexpand.c (pass_expand::execute): Likewise.
976 * calls.c (expand_call): Likewise.
977 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
978 * doc/tm.texi: Regenerate.
980 2016-11-29 Richard Biener <rguenther@suse.de>
983 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
985 2016-11-29 Janus Weil <janus@gcc.gnu.org>
987 * doc/contrib.texi: Add a few missing gfortran contributors.
989 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
991 * combine.c (change_zero_ext): Also handle extends from a subreg
992 to a mode bigger than that of the operand of the subreg.
994 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
997 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
998 stack_restore_tie insn instead of stack_tie, for the SVR4 and
1000 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
1002 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1004 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
1005 head_components and tail_components.
1006 (spread_components): New algorithm.
1007 (emit_common_tails_for_components): Clear head_components and
1009 (insert_prologue_epilogue_for_components): Write extra output to the
1010 dump file for sibcalls and abnormal exits.
1012 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1014 PR rtl-optimization/78342
1015 * combine.c: Include "cfghooks.h".
1016 (try_combine): If we create an unconditional trap, break the basic
1017 block in two just after it, and remove the edge between; also, set
1018 the *new_direct_jump_p flag so that cleanup_cfg is run.
1020 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1022 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
1025 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1027 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
1028 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
1029 output template string.
1030 (*anddi_1): Use multi-line output template string.
1033 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1036 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
1037 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
1038 note has been removed.
1039 * postreload.c (reload_combine_recognize_pattern): If
1040 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
1042 2016-11-28 Martin Sebor <msebor@redhat.com>
1045 * gimple-ssa-sprintf.c (target_max_value): Remove.
1046 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
1047 (get_width_and_precision): New function.
1048 (format_integer, format_floating, get_string_length, format_string):
1049 Correct handling of width and precision with unknown value.
1050 (format_directive): Add warning.
1051 (pass_sprintf_length::compute_format_length): Allow for precision
1052 to consist of a sole period with no asterisk or digits after it.
1054 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1056 PR rtl-optimization/78546
1057 * simplify-rtx.c (neg_const_int): When negating most negative
1058 number in mode wider than HOST_BITS_PER_WIDE_INT, use
1059 simplify_const_unary_operation to produce CONST_DOUBLE or
1061 (simplify_plus_minus): Handle the case where neg_const_int
1062 doesn't return a CONST_INT.
1064 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1067 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
1068 left shifting of negative values.
1070 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1073 * tree-nested.c (convert_local_reference_stmt): After adding
1074 shared (FRAME.NN) clause to omp parallel, task or target,
1075 add it also to all outer omp parallel, task or target constructs.
1077 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1079 * config/i386/i386.md (UNSPEC_KMASKOP): New.
1080 (UNSPEC_KMOV): Remove.
1081 (kmovw): Expand to plain HImode move.
1082 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
1083 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
1084 Remove corresponding clobber-removing splitter.
1085 (*anddi_1): Remove mask register alternatives.
1089 (*<any_or:code><mode>_1): Ditto.
1090 (*<any_or:code>qi_1): Ditto.
1091 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
1092 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
1093 Remove corresponding splitter to operation with general registers.
1094 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
1095 (*andn<SWI12:mode>): New pattern.
1096 (*kxnor<mode>): Remove general register alternatives. Tag pattern
1097 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
1098 with general registers.
1099 (knot<mode>): New insn pattern.
1100 (*one_cmpl<mode>2_1): Remove mask register alternatives.
1101 (one_cmplqi2_1): Ditto.
1102 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
1103 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
1104 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
1105 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
1106 to generate kmaskop shift.
1107 (vec_unpacks_hi_<mode>): Ditto.
1108 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
1109 Use CODE_FOR_kandhi.
1110 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
1111 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
1112 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
1114 2016-11-28 Richard Biener <rguenther@suse.de>
1116 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
1117 to SSA names via extract_range_from_ssa_name if allowed.
1119 2016-11-28 Richard Biener <rguenther@suse.de>
1121 PR tree-optimization/78542
1122 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
1125 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
1127 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
1128 isolates a single bit, even if the condition involves subregs.
1130 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1132 * config/aarch64/aarch64-simd-builtins.def
1133 (BSL_P): Added di and v2di mode.
1134 * config/aarch64/arm_neon.h
1135 (vsriq_n_p64, vsri_n_p64): Added poly type.
1136 (vextq_p64, vext_p64): Likewise.
1137 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
1139 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1141 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
1142 (TYPES_GETREGP): Likewise.
1143 (TYPES_SHIFTINSERTP): Likewise.
1144 (TYPES_COMBINEP): Likewise.
1145 (TYPES_STORE1P): Likewise.
1146 * config/aarch64/aarch64-simd-builtins.def
1147 (combine): Added poly generator.
1148 (get_dregoi): Likewise.
1149 (get_dregci): Likewise.
1150 (get_dregxi): Likewise.
1154 * config/aarch64/arm_neon.h
1155 (poly64x1x2_t, poly64x1x3_t): New.
1156 (poly64x1x4_t, poly64x2x2_t): Likewise.
1157 (poly64x2x3_t, poly64x2x4_t): Likewise.
1158 (poly64x1_t): Likewise.
1159 (vcreate_p64, vcombine_p64): Likewise.
1160 (vdup_n_p64, vdupq_n_p64): Likewise.
1161 (vld2_p64, vld2q_p64): Likewise.
1162 (vld3_p64, vld3q_p64): Likewise.
1163 (vld4_p64, vld4q_p64): Likewise.
1164 (vld2_dup_p64, vld3_dup_p64): Likewise.
1165 (vld4_dup_p64, vsli_n_p64): Likewise.
1166 (vsliq_n_p64, vst1_p64): Likewise.
1167 (vst1q_p64, vst2_p64): Likewise.
1168 (vst3_p64, vst4_p64): Likewise.
1169 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
1170 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
1171 (vget_lane_p64, vgetq_lane_p64): Likewise.
1172 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
1173 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
1174 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
1175 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
1176 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
1177 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
1178 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
1179 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
1180 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1181 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1182 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1183 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1184 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1185 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1186 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1187 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1188 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1189 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1190 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1191 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1192 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1193 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1194 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1195 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1196 (vset_lane_p64, vsetq_lane_p64): Likewise.
1197 (vget_low_p64, vget_high_p64): Likewise.
1198 (vcombine_p64, vst2_lane_p64): Likewise.
1199 (vst3_lane_p64, vst4_lane_p64): Likewise.
1200 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1201 (vst4q_lane_p64, vget_lane_p64): Likewise.
1202 (vget_laneq_p64, vset_lane_p64): Likewise.
1203 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1204 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1205 (vdupq_n_p64, vdup_lane_p64): Likewise.
1206 (vdup_laneq_p64, vld1_p64): Likewise.
1207 (vld1q_p64, vld1_dup_p64): Likewise.
1208 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1209 (vmov_n_p64, vmovq_n_p64): Likewise.
1210 (vst3q_p64, vst4q_p64): Likewise.
1211 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1212 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1213 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1214 (vdupq_laneq_p64): Likewise.
1216 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1218 * config/arm/arm_neon.h (vget_lane_p64): New.
1220 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1223 * configure.ac (with_ld64): Use portable method to extract the
1224 major part of the version number.
1225 * configure: Regenerated.
1227 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1229 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1230 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1231 intmax_t couldn't be determined.
1232 (format_integer): Make {,u}intmax_type_node no longer static,
1233 initialize them only when needed. For z and t use
1234 signed_or_unsigned_type_for instead of assuming size_t and
1235 ptrdiff_t have the same precision.
1238 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1239 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1240 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1241 vector instead of traversing m_classes hash table. Release
1243 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1245 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1246 add it also to m_classes_vec vector.
1247 (sem_item_optimizer::remove_symtab_node,
1248 sem_item_optimizer::build_hash_based_classes,
1249 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1250 (sem_item_optimizer::subdivide_classes_by_equality,
1251 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1252 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1253 instead of traversing m_classes hash table. Formatting fixes.
1254 (sem_item_optimizer::traverse_congruence_split,
1255 sem_item_optimizer::do_congruence_step_for_index,
1256 sem_item_optimizer::do_congruence_step): Formatting fixes.
1257 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1258 vector instead of traversing m_classes hash table.
1259 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1260 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1261 instead of traversing m_classes hash table.
1263 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1265 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1266 X is not unused after.
1268 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1270 PR rtl-optimization/78120
1271 * rtlanal.c (insn_rtx_cost): Revert previous change.
1273 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1276 * config/avr/avr.md (SPLIT34): New mode iterator.
1277 (bitop): New code iterator.
1278 (*iorhi3.ashift8-*). New insn-and-split patterns.
1279 (*movhi): Post-reload split reg = 0.
1280 [!MOVW]: Post-reload split reg = reg.
1281 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
1282 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
1283 (iorhi3, iorpsi3, iorsi3): Same.
1284 (xorhi3, xorpsi3, xorsi3): Same.
1285 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
1286 costs to *iorhi3.ashift8-* patterns.
1288 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1289 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1292 * config.in: Regenerate
1293 * config/darwin-driver.c (darwin_driver_init): Emit a version string
1295 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
1296 * config/darwin.opt(asm_macosx_version_min): New.
1297 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
1298 * configure: Regenerate
1299 * configure.ac: Check for mmacosx-version-min handling.
1301 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1304 * config/i386/i386.c (ix86_code_end): Note that we emitted code
1305 where the function might otherwise appear empty for picbase thunks.
1306 (ix86_output_function_epilogue): If we find a zero-sized function
1307 assume that reaching it is UB and trap. If we find a trailing label
1309 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
1310 find a zero-sized function assume that reaching it is UB and trap.
1311 If we find a trailing label, append a nop.
1313 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1316 * config/darwin-sections.def (picbase_thunk_section): New.
1317 * config/darwin.c (darwin_init_sections): Set up picbase thunk
1318 section. (darwin_rodata_section, darwin_objc2_section,
1319 machopic_select_section, darwin_asm_declare_constant_name,
1320 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
1321 coalesced with newer linkers.
1322 (darwin_override_options): Decide on usage of coalesed sections
1323 on the basis of the target linker version.
1324 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
1325 * config/darwin.opt (mtarget-linker): New.
1326 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
1327 a coalesced section, instead use a thunks section.
1329 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1332 * configure.ac (with-ld64): New var, set for Darwin, set on
1333 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
1334 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
1335 * config/darwin10.h(DEF_LD64): Update for this target version.
1336 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
1337 (DEF_LD64): Update for this target version.
1338 * configure: Regenerated.
1339 * config.in: Regenerated.
1341 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1344 * config/darwin.c (imachopic_indirection_name): Make data
1345 section indirections linker-visible.
1346 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
1347 constant labels linker-visible.
1349 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1351 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
1352 (free_lang_data): Remove assignment to ptrdiff_type_node.
1354 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1356 PR rtl-optimization/78526
1357 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
1358 beyond val's precision.
1360 PR rtl-optimization/78527
1361 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
1362 out of bounds shift count.
1364 2016-11-25 Martin Liska <mliska@suse.cz>
1367 * doc/invoke.texi (-fprofile-use): Fix reference to a section
1368 where -fprofile-generate is documented.
1370 2016-11-25 Martin Liska <mliska@suse.cz>
1372 PR gcov-profile/78086
1373 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
1374 not supported by a target. Set priority to 100 if possible.
1375 (build_gcov_exit_decl): Likewise.
1377 2016-11-25 Richard Biener <rguenther@suse.de>
1380 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
1381 unary, binary and single RHSs.
1382 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
1384 2016-11-25 Bin Cheng <bin.cheng@arm.com>
1389 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
1390 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
1391 and set it to result code if transformation is valid. Use code EQ
1392 directly in last simplification case.
1394 2016-11-25 Richard Biener <rguenther@suse.de>
1396 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
1397 before valueizing return stmts.
1399 2016-11-24 Richard Biener <rguenther@suse.de>
1401 PR tree-optimization/78343
1402 * passes.def: Add CD-DCE pass after loop splitting.
1403 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
1404 SCEV init/finalize ...
1405 (perform_tree_ssa_dce): ... here. Deal with being
1406 executed inside the loop pipeline in aggressive mode.
1408 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1410 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
1412 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1414 PR tree-optimization/77673
1415 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
1416 (init_symbolic_number): Initialize src field from src parameter.
1417 (perform_symbolic_merge): Select most dominated statement as the
1418 source statement. Set src field of resulting n structure from the
1419 input src with the lowest address.
1420 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
1421 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
1422 of load from src field rather than insertion statement. Cancel
1423 optimization if statement analyzed is not dominated by the insertion
1425 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
1426 dominance information.
1428 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
1431 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1433 2016-11-25 Martin Jambor <mjambor@suse.cz>
1435 PR tree-optimization/70965
1436 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
1438 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
1441 * config/i386/i386.c (i386_excess_precision): Do not return
1442 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1443 EXCESS_PRECISION_TYPE_STANDARD.
1444 * target.def (excess_precision): Document that targets should
1445 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1446 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
1447 Fix typo in first sentence.
1448 * doc/tm.texi: Regenerate.
1450 2016-11-25 Richard Biener <rguenther@suse.de>
1452 PR tree-optimization/78396
1453 * tree-vectorizer.c (vectorize_loops): When the if-converted
1454 body contains masked loads or stores do not attempt to
1455 basic-block-vectorize it.
1457 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1458 Alan Hayward <alan.hayward@arm.com>
1459 David Sherwood <david.sherwood@arm.com>
1461 * function.h (spill_slot_alignment): Declare.
1462 * function.c (spill_slot_alignment): New function.
1463 * lra-spills.c (slot): Add align and size fields.
1464 (assign_mem_slot): Use them in the call to assign_stack_local.
1465 (add_pseudo_to_slot): Update the fields.
1466 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
1468 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1469 Alan Hayward <alan.hayward@arm.com>
1470 David Sherwood <david.sherwood@arm.com>
1472 * stor-layout.c (layout_type): Allow the caller to set the mode of
1473 a float type. Only choose one here if the mode is still VOIDmode.
1474 * tree.c (build_common_tree_nodes): Set the type mode of decimal
1475 floats before calling layout_type.
1476 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
1478 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1480 * tree-tailcall.c (find_tail_calls): Allow calls to reference
1481 local variables if all references are known to be direct.
1483 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1484 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1487 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
1488 non null and it's precision matches precision of lhs's type.
1490 2016-11-24 Martin Sebor <msebor@redhat.com>
1492 PR tree-optimization/78476
1493 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
1495 (handle_gimple_call): Adjust signature.
1496 (try_substitute_return_value): Remove calls to bounded functions
1497 with zero buffer size whose result is known.
1498 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
1500 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1502 * varasm.c (assemble_start_function): Wrap align_log definition in
1503 ASM_OUTPUT_MAX_SKIP_ALIGN.
1505 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
1507 * config/i386/i386.md (wide AND insn to QImode splitter): Use
1508 explicit mode macros.
1509 (wide OR insn to QImode splitter): Ditto.
1511 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
1513 PR rtl-optimization/77541
1514 * lra-constraints.c (struct input_reload): Add field match_p.
1515 (get_reload_reg): Check modes of input reloads to generate unique
1516 value reload pseudo.
1517 (match_reload): Add input reload pseudo for the current insn.
1519 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1521 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
1522 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
1523 architecture levels.
1524 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
1525 the aarch64_fp16_type_node, not all HFmode types.
1526 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
1527 (aarch64_scalar_mode_supported_p): Likewise.
1528 (aarch64_excess_precision): New.
1529 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
1530 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
1531 (TARGET_C_EXCESS_PRECISION): Likewise.
1533 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1535 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
1536 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1538 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1540 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
1541 (<optab>dihf2): Likewise.
1542 (aarch64_fp16_<optab><mode>hf2): New.
1544 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
1547 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
1549 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1551 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
1552 Enable REE at -O2 and higher.
1553 * config/sparc/sparc.c (sparc_option_override): Disable it by default
1556 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1560 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
1561 (new_temp_expr_table): Initialise reg_vars_cnt.
1562 (free_temp_expr_table): Release reg_vars_cnt.
1563 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
1565 (find_replaceable_in_bb): Use the above to record register variable
1566 write occurrences and cancel replacement across them.
1568 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1570 PR rtl-optimization/78437
1571 * ree.c (get_uses): New function.
1572 (combine_reaching_defs): When a copy is needed, return false if any
1573 reaching use of the source register reads it in a mode larger than
1574 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
1576 2016-11-24 Martin Liska <mliska@suse.cz>
1578 * gimple-pretty-print.c (dump_edge_probability): New function.
1579 (dump_gimple_switch): Dump label edge probabilities.
1580 (dump_gimple_cond): Likewise.
1581 (dump_gimple_label): Dump
1582 (dump_gimple_bb_header): Dump basic block frequency.
1583 (pp_cfg_jump): Replace e->dest argument with e.
1584 (dump_implicit_edges): Likewise.
1585 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
1586 Use gimple_bb (at) instead of at->bb.
1588 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1590 * common.opt (flimit-function-alignment): New.
1591 * doc/invoke.texi (-flimit-function-alignment): Document.
1592 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
1593 * final.c (shorten_branches): Set it.
1594 * varasm.c (assemble_start_function): Limit alignment if
1597 2016-11-24 Richard Biener <rguenther@suse.de>
1599 PR tree-optimization/71595
1600 * cfgloopmanip.h (remove_path): Add irred_invalidated and
1601 loop_closed_ssa_invalidated parameters, defaulted to NULL.
1602 * cfgloopmanip.c (remove_path): Likewise, pass them along to
1603 called functions. Only fix irred flags if the caller didn't
1605 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
1606 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
1609 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1611 PR rtl-optimization/78120
1612 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
1613 cases, and additionally test against max_seq_cost for speed
1615 (noce_process_if_block): Compute an estimate for the original cost when
1616 optimizing for speed, using the minimum of then and else block costs.
1618 PR rtl-optimization/78120
1619 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
1621 PR rtl-optimization/78120
1622 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
1624 2016-11-24 Bin Cheng <bin.cheng@arm.com>
1626 * match.pd: Refine type conversion in result expr for below pattern:
1627 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1629 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1632 * tree.h (wi::fits_to_boolean_p): New predicate.
1633 (wi::fits_to_tree_p): Use it for boolean types.
1634 * tree.c (int_fits_type_p): Likewise.
1636 2016-11-24 Martin Liska <mliska@suse.cz>
1638 * print-tree.c (struct bucket): Remove.
1639 (print_node): Add new argument which drives whether a tree node
1640 is printed briefly or not.
1641 (debug_tree): Replace a custom hash table with hash_set<T>.
1642 * print-tree.h (print_node): Add the argument.
1644 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
1646 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
1648 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
1651 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
1652 if it is at least NREGS wide.
1654 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1656 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
1657 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
1658 TFmode, IFmode and KFmode.
1660 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1662 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
1665 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1667 * combine.c (change_zero_ext): Only change the mode of a hard register
1668 destination if can_change_dest_mode holds for that.
1670 2016-11-23 Jeff Law <law@redhat.com>
1672 * varasm.c (assemble_name): Increase buffer size for name.
1674 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
1676 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
1678 * doc/extend.texi: Constify first argument to __builtin_object_size.
1680 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
1682 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
1683 to be used. Add brackets around macro argument.
1685 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1687 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1689 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1692 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
1693 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
1695 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1698 * omp-low.c (build_outer_var_ref): Change lastprivate argument
1699 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
1700 on worksharing constructs, treat it like clauses on simd construct.
1702 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
1703 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
1704 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
1705 of true as last argument to build_outer_var_ref.
1707 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1709 * config/i386/i386.md (*movqi_internal): Calculate mode
1710 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
1711 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
1712 (*k<logic><mode>): Calculate mode attribute depending on
1713 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
1714 (*andqi_1): Calculate mode attribute of alternative 3 depending
1715 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
1716 (kandn<mode>): Calculate mode attribute of alternative 2 depending
1717 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
1718 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
1719 iterator. Calculate mode attribute of alternative 1 depending
1720 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
1721 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
1722 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
1724 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1727 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
1728 * tree-vrp.c (extract_range_basic): Handle case for
1729 CFN_BUILT_IN_STRLEN.
1731 2016-11-23 Jeff Law <law@redhat.com>
1733 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
1735 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
1736 in boolean context warning.
1738 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
1740 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1743 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
1744 (arm_fp16_type_node): ...This, make visibile.
1745 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
1747 (arm_init_simd_builtin_types): Likewise.
1748 (arm_init_fp16_builtins): Likewise.
1749 * config/arm/arm.c (arm_excess_precision): New.
1750 (arm_floatn_mode): Likewise.
1751 (TARGET_C_EXCESS_PRECISION): Likewise.
1752 (TARGET_FLOATN_MODE): Likewise.
1753 (arm_promoted_type): Only promote arm_fp16_type_node.
1754 * config/arm/arm.h (arm_fp16_type_node): Declare.
1756 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1758 * config/arm/arm.c (arm_convert_to_type): Delete.
1759 (TARGET_CONVERT_TO_TYPE): Delete.
1760 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
1761 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
1762 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
1763 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
1764 are in fast math mode, and have no single step hardware instruction.
1765 (extendhfdf2): Only expand through SFmode if we don't have a
1766 single-step hardware instruction.
1767 * config/arm/vfp.md (*truncdfhf2): New.
1768 (extendhfdf2): Likewise.
1770 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1772 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
1775 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1777 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
1778 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
1779 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
1780 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
1781 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
1782 * doc/tm.texi: Regenerate.
1783 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
1785 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1787 * toplev.c (init_excess_precision): Delete most logic.
1788 * tree.c (excess_precision_type): Rewrite to use
1789 TARGET_EXCESS_PRECISION.
1790 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
1791 more generic fashion.
1792 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
1793 __STDC_WANT_IEC_60559_TYPES_EXT__.
1795 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1797 * common.opt (fpermitted-flt-eval-methods): New.
1798 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
1799 * flag_types.h (permitted_flt_eval_methods): New.
1801 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1803 * config/m68k/m68k.c (m68k_excess_precision): New.
1804 (TARGET_C_EXCESS_PRECISION): Define.
1806 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1808 * config/s390/s390.c (s390_excess_precision): New.
1809 (TARGET_C_EXCESS_PRECISION): Define.
1811 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1813 * config/i386/i386.c (ix86_excess_precision): New.
1814 (TARGET_C_EXCESS_PRECISION): Define.
1816 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1818 * target.def (excess_precision): New hook.
1819 * target.h (flt_eval_method): New.
1820 (excess_precision_type): Likewise.
1821 * targhooks.c (default_excess_precision): New.
1822 * targhooks.h (default_excess_precision): New.
1823 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
1824 * doc/tm.texi: Regenerate.
1826 2016-11-23 Martin Sebor <msebor@redhat.com>
1829 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
1830 set the minimum number of bytes for an unknown string to zero.
1832 2016-11-23 Martin Jambor <mjambor@suse.cz>
1833 Martin Liska <mliska@suse.cz>
1835 * hsa-builtins.def: New file.
1836 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
1837 * builtins.def: Include hsa-builtins.def.
1838 (DEF_HSA_BUILTIN): New macro.
1839 * dumpfile.h (OPTGROUP_OPENMP): Define.
1840 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
1841 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
1842 GF_OMP_FOR_GRID_GROUP_ITER.
1843 (gimple_omp_for_grid_phony): Added checking assert.
1844 (gimple_omp_for_set_grid_phony): Likewise.
1845 (gimple_omp_for_grid_intra_group): New function.
1846 (gimple_omp_for_set_grid_intra_group): Likewise.
1847 (gimple_omp_for_grid_group_iter): Likewise.
1848 (gimple_omp_for_set_grid_group_iter): Likewise.
1849 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
1850 previosuly only distribute loop was permitted.
1851 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
1852 (grid_get_kernel_launch_attributes): Support multiple HSA grid
1854 (grid_expand_omp_for_loop): Likewise and also support standalone
1855 distribute constructs. New parameter INTRA_GROUP, updated both users.
1856 (grid_expand_target_grid_body): Support standalone distribute
1858 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
1859 (pass_data_expand_omp_ssa): Likewise.
1860 (pass_data_omp_device_lower): Likewsie.
1861 (pass_data_lower_omp): Likewise.
1862 (pass_data_diagnose_omp_blocks): Likewise.
1863 (pass_data_oacc_device_lower): Likewise.
1864 (pass_data_omp_target_link): Likewise.
1865 (grid_lastprivate_predicate): New function.
1866 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
1868 (lower_omp_for): Support standalone distribute constructs.
1869 (grid_prop): New type.
1870 (grid_safe_assignment_p): Check for assignments to group_sizes, new
1872 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
1874 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
1875 optimization info messages.
1876 (grid_find_single_omp_among_assignments): Likewise.
1877 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
1878 (grid_parallel_clauses_gridifiable): New function.
1879 (grid_inner_loop_gridifiable_p): Likewise.
1880 (grid_dist_follows_simple_pattern): Likewise.
1881 (grid_gfor_follows_tiling_pattern): Likewise.
1882 (grid_call_permissible_in_distribute_p): Likewise.
1883 (grid_handle_call_in_distribute): Likewise.
1884 (grid_dist_follows_tiling_pattern): Likewise.
1885 (grid_target_follows_gridifiable_pattern): Support standalone
1886 distribute constructs.
1887 (grid_var_segment): New enum.
1888 (grid_mark_variable_segment): New function.
1889 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
1890 if a new argument says so.
1891 (grid_process_grid_body): New function.
1892 (grid_eliminate_combined_simd_part): Likewise.
1893 (grid_mark_tiling_loops): Likewise.
1894 (grid_mark_tiling_parallels_and_loops): Likewise.
1895 (grid_process_kernel_body_copy): Support standalone distribute
1897 (grid_attempt_target_gridification): New grid variable holding overall
1898 gridification state. Support standalone distribute constructs and
1900 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
1901 * hsa.h (hsa_bb): Add method method append_phi.
1902 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
1903 occurences in all files too.
1904 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
1905 (is_a_helper <hsa_insn_br *>::test): New function.
1906 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
1907 branch instructions.
1908 (hsa_insn_signal): Make a direct descendant of
1909 hsa_insn_basic. Add memorder constructor parameter and
1910 m_memory_order and m_signalop member variables.
1911 (hsa_insn_queue): Changed constructor parameters to common form.
1912 Added m_segment and m_memory_order member variables.
1913 (hsa_summary_t): Add private member function
1914 process_gpu_implementation_attributes.
1915 (hsa_function_summary): Rename m_binded_function to
1917 (hsa_insn_basic_p): Remove typedef.
1918 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
1919 (hsa_op_reg_p): Remove typedef.
1920 (hsa_function_representation): Change hsa_op_reg_p into plain
1922 (hsa_insn_phi): Removed new and delete operators.
1923 (hsa_insn_br): Likewise.
1924 (hsa_insn_cbr): Likewise.
1925 (hsa_insn_sbr): Likewise.
1926 (hsa_insn_cmp): Likewise.
1927 (hsa_insn_mem): Likewise.
1928 (hsa_insn_atomic): Likewise.
1929 (hsa_insn_signal): Likewise.
1930 (hsa_insn_seg): Likewise.
1931 (hsa_insn_call): Likewise.
1932 (hsa_insn_arg_block): Likewise.
1933 (hsa_insn_comment): Likewise.
1934 (hsa_insn_srctype): Likewise.
1935 (hsa_insn_packed): Likewise.
1936 (hsa_insn_cvt): Likewise.
1937 (hsa_insn_alloca): Likewise.
1938 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
1939 (process_gpu_implementation_attributes): New function.
1940 (link_functions): Move some functionality into it. Adjust after
1941 renaming m_binded_functions to m_bound_functions.
1942 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
1943 to the list of instructions with no output registers.
1944 (get_in_type): Return this if it is a register of
1946 (hsa_get_declaration_name): Moved to...
1947 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
1948 temporary string on an obstack instead from ggc.
1949 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
1950 down to two overloads.
1951 (hsa_allocp_operand_address): Removed.
1952 (hsa_allocp_operand_immed): Likewise.
1953 (hsa_allocp_operand_reg): Likewise.
1954 (hsa_allocp_operand_code_list): Likewise.
1955 (hsa_allocp_operand_operand_list): Likewise.
1956 (hsa_allocp_inst_basic): Likewise.
1957 (hsa_allocp_inst_phi): Likewise.
1958 (hsa_allocp_inst_mem): Likewise.
1959 (hsa_allocp_inst_atomic): Likewise.
1960 (hsa_allocp_inst_signal): Likewise.
1961 (hsa_allocp_inst_seg): Likewise.
1962 (hsa_allocp_inst_cmp): Likewise.
1963 (hsa_allocp_inst_br): Likewise.
1964 (hsa_allocp_inst_sbr): Likewise.
1965 (hsa_allocp_inst_call): Likewise.
1966 (hsa_allocp_inst_arg_block): Likewise.
1967 (hsa_allocp_inst_comment): Likewise.
1968 (hsa_allocp_inst_queue): Likewise.
1969 (hsa_allocp_inst_srctype): Likewise.
1970 (hsa_allocp_inst_packed): Likewise.
1971 (hsa_allocp_inst_cvt): Likewise.
1972 (hsa_allocp_inst_alloca): Likewise.
1973 (hsa_allocp_bb): Likewise.
1975 (hsa_init_data_for_cfun): Initialize obstack.
1976 (hsa_deinit_data_for_cfun): Release memory of the obstack.
1977 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
1978 (hsa_op_reg::operator new): Likewise.
1979 (hsa_op_address::operator new): Likewise.
1980 (hsa_op_code_list::operator new): Likewise.
1981 (hsa_op_operand_list::operator new): Likewise.
1982 (hsa_insn_basic::operator new): Likewise.
1983 (hsa_insn_phi::operator new): Likewise.
1984 (hsa_insn_br::operator new): Likewise.
1985 (hsa_insn_sbr::operator new): Likewise.
1986 (hsa_insn_cmp::operator new): Likewise.
1987 (hsa_insn_mem::operator new): Likewise.
1988 (hsa_insn_atomic::operator new): Likewise.
1989 (hsa_insn_signal::operator new): Likewise.
1990 (hsa_insn_seg::operator new): Likewise.
1991 (hsa_insn_call::operator new): Likewise.
1992 (hsa_insn_arg_block::operator new): Likewise.
1993 (hsa_insn_comment::operator new): Likewise.
1994 (hsa_insn_srctype::operator new): Likewise.
1995 (hsa_insn_packed::operator new): Likewise.
1996 (hsa_insn_cvt::operator new): Likewise.
1997 (hsa_insn_alloca::operator new): Likewise.
1998 (hsa_init_new_bb): Likewise.
1999 (hsa_bb::append_phi): New function.
2000 (gen_hsa_phi_from_gimple_phi): Use it.
2001 (get_symbol_for_decl): Fix dinstinguishing between
2002 global and local functions. Put local variables into a segment
2003 according to their attribute or static flag, if there is one.
2004 (hsa_insn_br::hsa_insn_br): New.
2005 (hsa_insn_br::operator new): Likewise.
2006 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
2007 (query_hsa_grid_nodim): New function.
2008 (multiply_grid_dim_characteristics): Likewise.
2009 (gen_get_num_threads): Likewise.
2010 (gen_get_num_teams): Reimplemented.
2011 (gen_get_team_num): Likewise.
2012 (gen_hsa_insns_for_known_library_call): Updated calls to the above
2014 (get_memory_order_name): Removed.
2015 (get_memory_order): Likewise.
2016 (hsa_memorder_from_tree): New function.
2017 (gen_hsa_ternary_atomic_for_builtin): Renamed to
2018 gen_hsa_atomic_for_builtin, can also create signals.
2019 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
2020 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
2021 (hsa_insn_atomic): Fix function comment.
2022 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
2023 ancestor constructor and initialization of new member variables.
2024 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
2026 (hsa_get_host_function): Handle functions with no bound CPU
2027 implementation. Fix binded to bound.
2028 (get_brig_function_name): Likewise.
2029 (HSA_SORRY_ATV): Remove semicolon after macro.
2030 (HSA_SORRY_AT): Likewise.
2031 (omp_simple_builtin::generate): Add missing semicolons.
2032 (hsa_insn_phi::operator new): Removed.
2033 (hsa_insn_br::operator new): Likewise.
2034 (hsa_insn_cbr::operator new): Likewise.
2035 (hsa_insn_sbr::operator new): Likewise.
2036 (hsa_insn_cmp::operator new): Likewise.
2037 (hsa_insn_mem::operator new): Likewise.
2038 (hsa_insn_atomic::operator new): Likewise.
2039 (hsa_insn_signal::operator new): Likewise.
2040 (hsa_insn_seg::operator new): Likewise.
2041 (hsa_insn_call::operator new): Likewise.
2042 (hsa_insn_arg_block::operator new): Likewise.
2043 (hsa_insn_comment::operator new): Likewise.
2044 (hsa_insn_srctype::operator new): Likewise.
2045 (hsa_insn_packed::operator new): Likewise.
2046 (hsa_insn_cvt::operator new): Likewise.
2047 (hsa_insn_alloca::operator new): Likewise.
2048 (get_symbol_for_decl): Accept CONST_DECLs, put them to
2050 (gen_hsa_addr): Also process CONST_DECLs.
2051 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
2053 (gen_hsa_unary_operation): Make sure the function does
2054 not use bittype source type for firstbit and lastbit operations.
2055 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
2057 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
2059 (emit_branch_insn): Renamed to emit_cond_branch_insn.
2060 Emit the width stored in the class.
2061 (emit_generic_branch_insn): New function.
2062 (emit_insn): Call emit_generic_branch_insn.
2063 (emit_signal_insn): Remove obsolete comment. Update
2064 member variable name, pick a type according to profile.
2065 (emit_alloca_insn): Remove obsolete comment.
2066 (emit_atomic_insn): Likewise.
2067 (emit_queue_insn): Get segment and memory order from the IR object.
2068 (hsa_brig_section): Make allocate_new_chunk, chunks
2069 and cur_chunk provate, add a default NULL parameter to add method.
2070 (hsa_brig_section::add): Added a new parameter, store pointer to
2071 output data there if it is non-NULL.
2072 (emit_function_directives): Use this new parameter instead of
2073 calculating the pointer itself, fix function comment.
2074 (hsa_brig_emit_function): Add forgotten endian conversion.
2075 (hsa_output_kernels): Remove unnecessary building of
2076 kernel_dependencies_vector_type.
2077 (emit_immediate_operand): Declare.
2078 (emit_directive_variable): Also emit initializers of CONST_DECLs.
2079 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
2080 (verify_function_arguments): Properly detect variadic
2082 * hsa-dump.c (hsa_width_specifier_name): New function.
2083 (dump_hsa_insn_1): Dump generic branch instructions, update signal
2084 member variable name. Special dumping for queue objects.
2085 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
2086 m_binded_functions to m_bound_functions. Copy externally visible flag
2088 (ipa_hsa_write_summary): Likewise.
2089 (ipa_hsa_read_section): Likewise.
2091 2016-11-23 Richard Biener <rguenther@suse.de>
2093 PR tree-optimization/78396
2094 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
2095 vectorize try vectorizing an if-converted body using BB vectorization.
2097 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2098 Alan Hayward <alan.hayward@arm.com>
2099 David Sherwood <david.sherwood@arm.com>
2101 * rtlanal.c (subreg_get_info): Use more local variables.
2102 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
2103 occupies at least one register. Assume that full hard registers
2104 have consistent endianness. Share previously-duplicated if block.
2105 Rework the main handling so that it operates on independently-
2106 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
2107 to check lowpart offsets, without trying to find an equivalent
2108 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
2109 as a final register-endianness correction.
2111 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2117 * combine.c (make_compound_operation_int): Do not convert a subreg of
2118 a non-constant logical shift right to a zero_extract. Handle the case
2119 where some zero bits have been shifted into the range covered by that
2122 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2123 Alan Hayward <alan.hayward@arm.com>
2124 David Sherwood <david.sherwood@arm.com>
2126 * rtl.h (subreg_size_offset_from_lsb): Declare.
2127 (subreg_offset_from_lsb): New function.
2128 (subreg_size_lowpart_offset): Declare.
2129 (subreg_lowpart_offset): Turn into an inline function.
2130 (subreg_size_highpart_offset): Declare.
2131 (subreg_highpart_offset): Turn into an inline function.
2132 * emit-rtl.c (subreg_size_lowpart_offset): New function.
2133 (subreg_size_highpart_offset): Likewise
2134 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2136 2016-11-23 Richard Biener <rguenther@suse.de>
2138 PR tree-optimization/78482
2139 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
2140 (remove_forwarder_block_with_phi): When merging with a loop
2141 header creates a new latch reset number of iteration information
2144 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
2146 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
2147 (*ashrsi3_extend0): ...this. Accept constant integers.
2148 (*ashrsi3_extend2): Rename to...
2149 (*ashrsi3_extend1): ...this.
2150 (*ashrsi3_extend2): New pattern.
2151 (*lshrsi3_extend1): Accept constant integers.
2152 (*lshrsi3_extend2): Fix condition on operand 2.
2154 2016-11-23 Martin Liska <mliska@suse.cz>
2156 * config/i386/i386.c: Initialize function pointer to NULL.
2158 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2160 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2161 for A == C1 ? A : C2 to below.
2162 * match.pd: Move from above to here:
2163 (cond (eq (convert1? x) c1) (convert2? x) c2)
2164 -> (cond (eq x c1) c1 c2).
2166 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2168 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2169 for A cmp C1 ? A : C2 to below, also simplify remaining code.
2170 * match.pd: Move and extend simplification from above to here:
2171 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2172 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
2173 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
2175 2016-11-23 Martin Liska <mliska@suse.cz>
2176 Martin Jambor <mjambor@suse.cz>
2178 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2180 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2183 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2185 2016-11-23 Richard Biener <rguenther@suse.de>
2188 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2189 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2191 2016-11-23 Richard Biener <rguenther@suse.de>
2194 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2197 2016-11-23 Richard Biener <rguenther@suse.de>
2198 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2200 PR tree-optimization/78154
2201 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2202 returns it's argument and the argument is nonnull.
2203 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2204 ATT_RETNONNULL_NOTHROW_LEAF.
2205 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2206 ATTR_RETNONNULL_NOTHROW_LEAF.
2207 (BUILT_IN_STPCPY): Likewise.
2208 (BUILT_IN_STPNCPY): Likewise.
2209 (BUILT_IN_MEMPCPY_CHK): Likewise.
2210 (BUILT_IN_STPCPY_CHK): Likewise.
2211 (BUILT_IN_STPNCPY_CHK): Likewise.
2212 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2213 (BUILT_IN_STRNCAT): Likewise.
2214 (BUILT_IN_STRNCPY): Likewise.
2215 (BUILT_IN_MEMSET_CHK): Likewise.
2216 (BUILT_IN_STRCAT_CHK): Likewise.
2217 (BUILT_IN_STRCPY_CHK): Likewise.
2218 (BUILT_IN_STRNCAT_CHK): Likewise.
2219 (BUILT_IN_STRNCPY_CHK): Likewise.
2221 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2223 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2224 * fold-const.h (tree_expr_nonzero_p) : Declare.
2225 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2227 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2229 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2230 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2231 "defined" in macros.
2232 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2233 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2234 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2236 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2239 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2240 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2241 of RCALLs in prologue to 3.
2243 2016-11-22 Michael Collison <michael.collison@arm.com>
2245 * config/aarch64/aarch64-protos.h
2246 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2247 (aarch64_and_bitmask_imm): New prototypes
2248 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2249 New overloaded function to create bit mask covering the
2250 lowest to highest bits set.
2251 (aarch64_and_split_imm2): New overloaded functions to create bit
2252 mask of zeros between first and last bit set.
2253 (aarch64_and_bitmask_imm): New function to determine if a integer
2254 is a valid two instruction "and" operation.
2255 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2256 allowing wider range of constants with "and" operations.
2257 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2258 "and" operator from matching restricted constant range used for
2259 ior and xor operators.
2260 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2261 for constants in "and" operantions.
2262 (UsP constraint): New DImode constraint for constants
2263 in "and" operations.
2264 * config/aarch64/iterators.md (lconst2): New mode iterator.
2265 (LOGICAL2): New code iterator.
2266 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2268 (aarch64_logical_and_operand): New predicate allowing extended
2269 constants for "and" operations.
2271 2016-11-22 Walter Lee <walt@tilera.com>
2273 * config/tilegx/tilegx.md (trap): New pattern.
2274 * config/tilepro/tilepro.md (trap): Likewise.
2276 2016-11-22 Walter Lee <walt@tilera.com>
2278 * config/tilegx/tilegx.md (*zero_extract): Use
2279 define_insn_and_split instead of define_insn; Handle pos + size >
2281 (*sign_extract): Likewise.
2283 2016-11-22 Marek Polacek <polacek@redhat.com>
2285 PR tree-optimization/78455
2286 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2288 2016-11-22 Ian Lance Taylor <iant@golang.org>
2292 * godump.c (go_format_type): Always pass alignment as 1 when
2293 calling go_append_padding at end of struct/union.
2295 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2298 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
2299 _mm512_setzero_hi): Removed.
2300 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
2301 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
2302 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
2303 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
2304 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
2305 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
2306 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
2307 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
2308 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
2309 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
2310 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
2311 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
2312 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
2313 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
2314 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
2315 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
2316 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
2317 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
2318 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
2319 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
2320 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
2321 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
2322 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
2323 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
2324 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
2325 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
2326 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
2327 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
2328 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
2329 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
2330 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
2331 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
2332 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
2333 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
2334 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
2335 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
2336 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2337 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2338 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2339 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
2340 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
2341 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
2342 _mm512_setzero_qi or _mm512_setzero_hi.
2343 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
2344 _mm512_maskz_dbsad_epu8): Formatting fixes.
2345 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
2346 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2347 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2348 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2349 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
2350 _mm512_setzero_qi or _mm512_setzero_hi.
2352 2016-11-22 Nathan Sidwell <nathan@acm.org>
2354 * gcc-ar.c (main): Fix indentation.
2355 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
2356 * ggc-page.c (move_ptes_to_front): Fix formatting.
2357 * hsa-dump.c (dump_has_cfun): Fix indentation.
2358 * sel-sched-ir.h: Remove trailing blank lines.
2360 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2361 Alexander Monakov <amonakov@ispras.ru>
2363 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
2364 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
2365 (omp_clause_code_name): Add _simt_ name.
2366 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
2367 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
2368 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
2369 (scan_omp_simd): New function.
2370 (scan_omp_1_stmt): Use it in target regions if needed.
2371 (omp_max_vf): Don't max with omp_max_simt_vf.
2372 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
2373 OMP_CLAUSE__SIMT_ is present.
2374 (lower_rec_input_clauses): Compute maybe_simt from presence of
2376 (lower_lastprivate_clauses): Likewise.
2377 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
2378 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
2379 * internal-fn.def (GOMP_USE_SIMT): New internal function.
2380 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
2382 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
2384 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
2385 (expand_GOMP_SIMT_VF): New.
2386 (expand_GOMP_SIMT_LAST_LANE): New.
2387 (expand_GOMP_SIMT_ORDERED_PRED): New.
2388 (expand_GOMP_SIMT_VOTE_ANY): New.
2389 (expand_GOMP_SIMT_XCHG_BFLY): New.
2390 (expand_GOMP_SIMT_XCHG_IDX): New.
2391 * internal-fn.def (GOMP_SIMT_LANE): New.
2392 (GOMP_SIMT_VF): New.
2393 (GOMP_SIMT_LAST_LANE): New.
2394 (GOMP_SIMT_ORDERED_PRED): New.
2395 (GOMP_SIMT_VOTE_ANY): New.
2396 (GOMP_SIMT_XCHG_BFLY): New.
2397 (GOMP_SIMT_XCHG_IDX): New.
2398 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
2399 (create_omp_child_function): ...here. Set "omp target entrypoint"
2400 or "omp declare target" attribute based on is_gimple_omp_offloaded.
2401 (omp_max_simt_vf): New. Use it...
2402 (omp_max_vf): ...here.
2403 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
2404 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
2405 (lower_omp_ordered): Likewise, for "ordered" lowering.
2406 (expand_omp_simd): Add SIMT transforms.
2407 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
2408 (execute_omp_device_lower): New.
2409 (pass_data_omp_device_lower): New.
2410 (pass_omp_device_lower): New pass.
2411 (make_pass_omp_device_lower): New.
2412 * passes.def (pass_omp_device_lower): Position new pass.
2413 * tree-pass.h (PROP_gimple_lomp_dev): Define.
2414 (make_pass_omp_device_lower): Declare.
2416 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2419 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
2420 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
2422 (_mm_maskz_load_epi64): Likewise.
2423 (_mm_setzero_hi): Removed.
2424 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
2426 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
2427 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
2428 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
2429 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
2430 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
2431 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
2432 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
2433 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
2434 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2435 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
2436 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
2438 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
2439 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
2440 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
2441 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
2442 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
2443 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
2444 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
2445 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
2446 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
2447 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
2448 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
2449 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2450 instead of _mm_setzero_hi.
2451 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
2452 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
2453 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
2454 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
2455 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
2456 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
2457 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
2458 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
2459 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
2460 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
2461 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
2462 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
2463 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
2464 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
2465 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
2466 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
2467 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
2468 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
2469 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
2470 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
2471 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
2472 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
2473 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
2474 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
2475 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2476 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
2478 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2479 instead of _mm_setzero_hi.
2480 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
2481 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
2482 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
2483 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2484 _mm_setzero_si128 instead of _mm_setzero_di.
2485 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
2486 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
2487 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
2488 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
2489 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
2490 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
2491 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
2492 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
2493 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
2494 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
2495 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
2496 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
2497 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
2498 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
2499 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
2500 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
2501 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
2502 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
2503 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
2504 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
2505 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
2506 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
2507 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
2508 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
2509 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
2510 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
2511 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
2512 _mm512_maskz_insertf32x8): Formatting fixes.
2513 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2514 _mm_setzero_si128 instead of _mm_setzero_di.
2515 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
2516 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
2517 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
2518 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
2519 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
2520 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
2521 _mm_setzero_si128 instead of _mm_setzero_di.
2522 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
2524 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
2525 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
2526 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
2527 _mm_setzero_si128 instead of _mm_setzero_hi.
2528 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
2529 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
2530 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
2531 instead of _mm_setzero_di.
2532 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
2533 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
2535 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
2536 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
2538 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
2540 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
2541 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
2542 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
2544 2016-11-22 Carl Love <cel@us.ibm.com>
2546 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
2547 equal and vector compare not equal. The vector compares take two
2548 arguments of type vector bool char, vector bool short, vector bool int,
2549 vector bool long long with the same return type.
2550 * doc/extend.texi: Update built-in documentation file for the new
2553 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
2555 * Makefile.in ($(lang_checks_parallelized)): Fix detection
2558 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2560 * config.gcc: Allow new rmprofile value for configure option
2561 --with-multilib-list.
2562 * config/arm/t-rmprofile: New file.
2563 * doc/install.texi (--with-multilib-list): Document new rmprofile value
2566 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2569 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
2570 register operand in alternatives 4,5,6.
2572 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2575 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
2576 in save register mask if it is needed.
2578 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2580 PR tree-optimization/78436
2581 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
2582 (shift_bytes_in_array, shift_bytes_in_array_right,
2583 merged_store_group::apply_stores): Formatting fixes.
2584 (clear_bit_region): Likewise. Use memset.
2585 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
2586 instead of EXPR and inerted instead of inserted. Use memset instead
2587 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
2591 * expmed.c (expand_divmod): Use wide_int for computation of
2592 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
2593 Use size <= HOST_BITS_PER_WIDE_INT instead of
2594 HOST_BITS_PER_WIDE_INT >= size.
2596 PR tree-optimization/78445
2597 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
2598 any_complicated_phi, version loop even if flag_tree_loop_if_convert
2599 is 1. Formatting fix.
2601 2016-11-22 Martin Liska <mliska@suse.cz>
2604 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
2605 (sem_function::get_hash): Use the new field.
2606 (sem_function::parse): Remove an argument from ctor.
2607 (sem_variable::parse): Likewise.
2608 (sem_variable::get_hash): Use the new field.
2609 (sem_item_optimizer::read_section): Use new ctor and set hash.
2610 * ipa-icf.h: _hash is removed from sem_item::sem_item,
2611 sem_variable::sem_variable, sem_function::sem_function.
2613 2016-11-21 Jeff Law <law@redhat.com>
2616 * config/cris/cris.md: Don't call copy_to_mode_reg unless
2617 can_create_pseudo_p is true.
2619 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2622 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
2623 *rotldi3_insert_7): New define_insns.
2625 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2627 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
2628 so that DImode can be allocated to FP/vector registers in more
2629 cases, and we can avoid direct move operations. If the register
2630 needs reloading, prefer GPRs over FP/vector registers. In the
2631 case of FPR vs. Altivec registers, prefer FPR registers unless we
2632 have the ISA 3.0 reg+offset scalar instructions.
2633 (movdi_internal64): Likewise.
2635 2016-11-21 Jakub Jelinek <jakub@redhat.com>
2638 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
2639 for tmp simd array if DECL_NAME (parm) is NULL.
2641 2016-11-20 Jeff Law <law@redhat.com>
2644 * config/m68k/predicates.md (swap_peephole_relational_operator): New
2646 * config/m68k/m68k.md (relational tests against 65535/65536): New
2649 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2651 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
2653 2016-11-21 Martin Sebor <msebor@redhat.com>
2655 * doc/invoke.texi (-fprintf-return-value): Document that option
2656 is enabled by default.
2658 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2660 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
2661 for-loop declaration of loop variable.
2662 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
2663 * config/avr/avr.c (avr_popcount_each_byte)
2664 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
2665 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
2666 (avr_expand_epilogue, avr_function_arg_advance)
2667 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
2668 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
2669 (avr_adjust_reg_alloc_order, output_reload_in_const)
2670 (avr_conditional_register_usage, avr_find_unused_d_reg)
2671 (avr_map_decompose, avr_fold_builtin): Same.
2673 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2675 * config/avr/avr.c (avr_popcount): Remove static function.
2676 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
2678 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
2680 * arm.opt (mapcs-float): Delete option.
2681 * arm.c (arm_option_override): Remove hunk relating to
2683 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
2685 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
2687 * tree-tailcall.c (process_assignment): Simplify the check for
2688 a valid copy, allowing the source to be a local variable as
2689 well as an SSA name.
2690 (find_tail_calls): Allow copies between local variables to follow
2691 the call. Allow the result to be stored in any local variable,
2692 even if it's an aggregate.
2693 (eliminate_tail_call): Check whether the result is an SSA name
2694 before updating its SSA_NAME_DEF_STMT.
2696 2016-11-21 David Malcolm <dmalcolm@redhat.com>
2698 PR preprocessor/78324
2699 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2700 -ftrack-macro-expansion has a value other than 2.
2702 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2704 PR rtl-optimization/78400
2705 * shrink-wrap.c (try_shrink_wrapping_separate): Call
2706 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
2707 and df_update_exit_block_uses.
2709 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2712 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
2713 new default-enabled warning..
2714 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
2715 (BT_PTR_CONST_STRING): Updated.
2716 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
2717 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
2718 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
2719 (strftime): Update builtin function.
2720 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
2721 * tree.h (const_tm_ptr_type_node): New type node.
2722 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
2723 const_tm_ptr_type_node.
2725 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2727 PR tree-optimization/78413
2728 * tree-if-conv.c (versionable_outer_loop_p): Require that both
2729 inner and outer loop latches have single predecessors.
2731 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2734 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
2735 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
2737 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2739 * rtl.h: Adjust prototype.
2740 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
2741 (dead_or_set_regno_p): Likewise.
2743 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2745 * rtl.h: Adjust prototype.
2746 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
2748 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2750 * function.c (contains): Change argument type to rtx_insn *.
2751 (prologue_contains): Likewise.
2752 (epilogue_contains): Likewise.
2753 (prologue_epilogue_contains): Likewise.
2754 * function.h: Adjust prototype.
2756 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2758 * optabs.c (emit_libcall_block): Change argument type to
2760 * optabs.h: Adjust prototype.
2762 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2764 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
2765 (fixup_reorder_chain): Adjust.
2766 * cfgrtl.h: Adjust prototype.
2768 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2770 * rtl.h: Adjust prototype.
2771 * rtlanal.c (replace_label_in_insn): Change argument type to
2774 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2776 * config/v850/v850.c (expand_prologue): Adjust.
2777 (expand_epilogue): Likewise.
2778 * expr.c (init_expr_target): Likewise.
2779 * genrecog.c (print_subroutine): Always make the argument type
2781 * recog.h: Adjust prototype.
2783 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2785 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
2786 up variables to make some rtx_insn *.
2787 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
2788 * config/arc/arc.c: Likewise.
2789 * config/arm/arm.c: Likewise.
2790 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
2791 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
2793 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
2795 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2797 * config/arm/arm.c (legitimize_pic_address): Change to use
2798 rtx_insn * as the type of variables.
2799 (arm_pic_static_addr): Likewise.
2800 (arm_emit_movpair): Likewise.
2801 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2802 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
2803 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
2804 * config/frv/frv.md: Likewise.
2805 * config/i386/i386-protos.h: Likewise.
2806 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
2807 (ix86_split_fp_branch): Likewise.
2808 (predict_jump): Likewise.
2809 * config/ia64/ia64.c: Likewise.
2810 * config/mcore/mcore.c: Likewise.
2811 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
2812 * config/s390/s390.c: Likewise.
2813 * config/s390/s390.md: Likewise.
2814 * config/spu/spu.md: Likewise.
2815 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
2816 * lower-subreg.c (resolve_simple_move): Likewise.
2818 2016-11-20 Jeff Law <law@redhat.com>
2821 * reload.h (struct target_reload): Make x_double_reg_address_ok
2823 * reload.c (find_reloads_address): Check if double_reg_address_ok
2824 is true for the mode of the memory reference.
2825 * reload1.c (init_reload): Initialize double_reg_address_ok for
2828 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
2831 * tree-ssa-uninit.c: Define new global max_phi_args.
2832 (compute_uninit_opnds_pos): Use max_phi_args.
2833 (prune_uninit_phi_opnds): Same.
2834 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
2835 missing NUM_PREDS in function comment.
2836 (can_one_predicate_be_invalidated_p): New.
2837 (can_chain_union_be_invalidated_p): New.
2838 (flatten_out_predicate_chains): New.
2839 (uninit_ops_invalidate_phi_use): New.
2840 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
2842 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2844 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
2845 * match.pd (A /[ex] B CMP C): New simplifications.
2847 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2849 * match.pd (0 / X, X / X, X % X): New simplifications.
2851 2016-11-19 Jakub Jelinek <jakub@redhat.com>
2853 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
2854 when checking if callee's isa flags are subset of caller's isa flags.
2855 Fix comment wording.
2857 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
2858 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
2859 instead and using = 0 instead of &= 0.
2861 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
2862 ix86_add_new_builtins): Formatting fixes.
2863 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
2864 (ix86_get_builtin): Likewise.
2866 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
2867 don't initialize it, don't use it for the case where it isn't
2868 provable %{z} nor using the same argument, instead move merge
2869 argument into a new pseudo and use that as target. Formatting fixes.
2871 2016-11-19 Jeff Law <law@redhat.com>
2874 * config/m68k/m68k.md (bsetdreg): New pattern.
2875 (bchgdreg, bclrdreg): Likewise.
2877 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
2880 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
2881 instead of force_reg.
2882 (sh_expand_setmem): Likewise.
2884 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
2886 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
2888 2016-11-18 Walter Lee <walt@tilera.com>
2890 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
2891 end-of-bundle marker for consecutive barriers.
2893 2016-11-18 Walter Lee <walt@tilera.com>
2895 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
2897 2016-11-18 Jakub Jelinek <jakub@redhat.com>
2900 * multiple_target.c (get_attr_len): Start with argnum and increment
2901 argnum on every arg. Use strchr in a loop instead of counting commas
2903 (get_attr_str): Increment argnum for every comma in the string.
2904 (separate_attrs): Use for instead of while loop, simplify.
2905 (expand_target_clones): Rename defenition argument to definition.
2906 Free attrs and attr_str even when diagnosing errors. Temporarily
2907 change input_location around targetm.target_option.valid_attribute_p
2908 calls. Don't emit warning or errors if that function fails.
2910 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
2913 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
2914 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
2915 abbrev_opt_base_type_end only by increasing die_abbrev, before
2917 (optimize_abbrev_table): Don't change abbrev numbers of
2918 base types and CU or optimize implicit consts in them if
2919 calc_base_type_die_sizes has been called during build_abbrev_table.
2920 (calc_base_type_die_sizes): If abbrev_opt_start, set
2921 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
2923 2016-11-18 Jeff Law <law@redhat.com>
2926 * config/m68k/m68k.c (moveq feeding equality comparison): New
2928 * config/m68k/predicates.md (addq_subq_operand): New predicate.
2929 (equality_comparison_operator): Likewise.
2931 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
2933 * rtlanal.c (load_extend_op): Move to...
2934 * rtl.h: ...here and make inline.
2936 2016-11-18 Terry Guo <terry.guo@arm.com>
2937 Thomas Preud'homme <thomas.preudhomme@arm.com>
2939 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
2940 * config/arm/arm-opts.h: Include arm-flags.h.
2941 (struct arm_arch_core_flag): Define.
2942 (arm_arch_core_flags): Define.
2943 * config/arm/arm-protos.h: Include arm-flags.h
2944 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
2945 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
2946 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
2947 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
2948 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
2949 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
2950 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
2951 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
2952 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
2953 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
2954 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
2955 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
2956 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
2957 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
2958 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
2959 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
2960 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
2961 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
2962 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
2963 ARM_FSET_CPU_SUBSET): Move to ...
2964 * config/arm/arm-flags.h: This new file.
2965 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
2966 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
2967 (TARGET_MODE_SPECS): Define.
2968 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
2970 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2972 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
2973 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
2974 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
2975 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
2976 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
2977 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
2978 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
2979 missing and make value unsigned.
2980 (arm_feature_set): Use unsigned entries instead of unsigned long.
2982 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2984 Re-apply after PR bootstrap/77359 is fixed:
2985 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2987 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2988 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
2991 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
2994 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
2995 variables in functions calling alloca. Also update the ASCII
2997 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
2998 (STACK_DYNAMIC_OFFSET): Likewise.
2999 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
3000 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
3003 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3004 Alan Hayward <alan.hayward@arm.com>
3005 David Sherwood <david.sherwood@arm.com>
3007 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
3008 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
3009 (add_const_value_attribute): Likewise.
3010 * explow.c (plus_constant): Likewise.
3011 * expmed.c (expand_mult, make_tree): Likewise.
3012 * expr.c (convert_modes): Likewise.
3013 * loop-doloop.c (doloop_optimize): Likewise.
3014 * postreload.c (reload_cse_simplify_set): Likewise.
3015 * simplify-rtx.c (simplify_const_unary_operation): Likewise
3016 (simplify_binary_operation_1, simplify_const_binary_operation):
3018 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
3019 * wide-int.h: Update documentation to recommend rtx_mode_t
3020 instead of std::make_pair.
3022 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3023 Alan Hayward <alan.hayward@arm.com>
3024 David Sherwood <david.sherwood@arm.com>
3026 * tree.h (SET_DECL_MODE): New macro.
3027 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
3028 (expand_gimple_basic_block): Likewise.
3029 * function.c (split_complex_args): Likeise.
3030 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3031 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
3032 * stor-layout.c (layout_decl, relayout_decl): Likewise.
3033 (finish_bitfield_representative): Likewise.
3034 * tree.c (make_node_stat): Likewise.
3035 * tree-inline.c (remap_ssa_name): Likewise.
3036 (tree_function_versioning): Likewise.
3037 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
3038 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
3039 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3040 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3041 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
3042 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
3043 * varasm.c (make_debug_expr_from_rtl): Likewise.
3045 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
3047 PR rtl-optimization/71785
3048 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
3049 (duplicate_computed_gotos): New function.
3050 (pass_duplicate_computed_gotos::execute): Rewrite.
3052 2016-11-17 Jeff Law <law@redhat.com>
3055 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
3056 barrier prior to deallocating the stack.
3058 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
3060 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
3061 to make better use of cmem loads in the case where a single bit is
3063 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
3065 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
3067 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
3069 (isa_names_table): Handle new features.
3071 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
3072 Andrew Senkevich <andrew.senkevich@intel.com>
3074 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
3075 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
3076 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
3077 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
3078 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
3079 * config/i386/avx5124fmapsintrin.h: New file.
3080 * config/i386/avx5124vnniwintrin.h: Ditto.
3081 * config/i386/constraints.md (h): New constraint.
3082 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
3083 * config/i386/driver-i386.c (host_detect_local_cpu):
3084 Detect avx5124fmaps, avx5124vnniw.
3085 * config/i386/i386-builtin-types.def: Add types
3086 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
3087 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
3088 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
3089 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
3090 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
3091 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
3092 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
3093 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
3094 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
3095 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
3096 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
3097 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
3098 __builtin_ia32_vp4dpwssds_mask): New.
3099 * config/i386/i386-c.c (ix86_target_macros_internal):
3100 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
3101 * config/i386/i386-modes.def: Fixed comment typos, added new
3102 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
3103 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
3105 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
3106 (ix86_option_override_internal): Handle new options.
3107 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
3109 (ix86_expand_builtin): Handle new builtins.
3110 (ix86_additional_allocno_class_p): New.
3111 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
3112 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
3113 (reg_class): Add MOD4_SSE_REGS.
3114 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
3115 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
3116 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
3117 avx5124vnniwintrin.h.
3118 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
3119 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
3120 (define_mode_iterator IMOD4): New.
3121 (define_mode_attr imod4_narrow): Ditto.
3122 (define_insn "mov<mode>"): Ditto.
3123 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
3124 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
3125 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
3126 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
3127 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
3128 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
3129 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
3130 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
3131 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
3132 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
3133 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
3134 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
3135 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
3136 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
3137 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
3138 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
3139 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
3140 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
3141 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
3142 * genmodes.c (mode_size_inline): Extend return type.
3143 * machmode.h (mode_size, mode_base_align): Extend type.
3145 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3148 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
3149 the appropriate checks for SFmode/DFmode load/stores in GPR
3151 (fusion_addis_mem_combo_store): Likewise.
3152 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
3153 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
3154 d-form instructions for traditional Altivec registers.
3155 (emit_fusion_p9_load): Likewise.
3156 (emit_fusion_p9_store): Likewise.
3157 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
3158 early clobber from scratch register. Do not match if the register
3159 being stored is the scratch register.
3160 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
3161 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
3162 instructions for traditional Altivec registers.
3163 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
3164 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3165 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3167 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3170 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
3171 being live in the function and lr needing to be saved. Distinguish
3172 between already saved pushable registers and registers to push.
3173 Check for LR being an available pushable register.
3175 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3177 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
3178 string input is a string constant.
3179 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
3180 via cmpstrnsi even if neither string is constant.
3182 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3185 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3186 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3187 instead, return false if it is NULL, or doesn't fit into uhwi, or
3188 is larger or equal to targetm.max_anchor_offset.
3190 2016-11-17 Pip Cet <pipcet@gmail.com>
3191 Eric Botcazou <ebotcazou@adacore.com>
3193 PR rtl-optimization/78355
3194 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3195 needs to deal with unaligned accesses.
3196 * doc/tm.texi: Regenerate.
3197 * lra-constraints.c (simplify_operand_subreg): Only invoke
3198 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3200 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3202 * input.c (selftest::test_lexer_string_locations_long_line): New
3204 (selftest::test_lexer_string_locations_raw_string_multiline): New
3206 (selftest::input_c_tests): Call the new functions, via
3207 for_each_line_table_case.
3209 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3211 * config/aarch64/aarch64.md (mov<mode>): Call
3212 aarch64_split_dimode_const_store on DImode constant stores.
3213 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3215 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3218 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3219 Richard Biener <rguenther@suse.de>
3221 PR tree-optimization/77848
3222 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3223 the user specified -ftree-loop-if-convert.
3225 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3228 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3229 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3230 *thumb2_strd_base_neg): Recognize insn regardless of
3231 current_tune->prefer_ldrd_strd.
3232 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3235 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3237 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3240 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3242 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3244 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3245 * config/arc/arc-cpus.def (quarkse_em): Add.
3246 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3247 * config/arc/arc-opts.h (FPX_QK): Define.
3248 * config/arc/arc-tables.opt: Regenerate.
3249 * config/arc/arc.c (gen_compare_reg): Change.
3250 (arc_register_move_cost): Avoid Dy,Dx moves.
3251 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3252 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3253 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3255 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3256 (fix_truncsfsi2_fpu): Rename.
3257 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3258 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3259 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3260 * config/arc/t-multilib: Regenerate.
3262 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3264 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3266 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3267 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3268 (avr_rtx_costs_1, extra_constraint_Q): Same.
3269 (avr_address_cost): Use SUBREG_P if possible.
3271 2016-11-17 Richard Biener <rguenther@suse.de>
3274 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
3275 non-local goto into CFG.
3277 2016-11-17 Richard Biener <rguenther@suse.de>
3279 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
3280 backward compatibility.
3281 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
3282 * tree-if-conv.c (pass_if_conversion::gate): Do not test
3283 flag_tree_loop_if_convert_stores.
3284 (pass_if_conversion::execute): Likewise.
3286 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3288 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
3289 const_double code before calling aarch64_float_const_zero_rtx_p.
3291 2016-11-17 Richard Biener <rguenther@suse.de>
3293 PR tree-optimization/78306
3294 * ipa-inline-analysis.c (initialize_inline_failed): Do not
3295 inhibit inlining if function calls cilk_spawn.
3296 (can_inline_edge_p): Likewise.
3298 2016-11-17 Richard Biener <rguenther@suse.de>
3301 * fold-const.c (negate_expr_p): Fix multiplication case.
3303 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
3306 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
3308 (TARGET_INIT_LIBFUNCS): Delete definition and...
3309 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
3312 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
3314 * config/netbsd-stdint.h: New.
3315 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
3316 (x86_64-*-netbsd*): Likewise.
3318 2016-11-16 Andrew PInski <apinski@cavium.com>
3320 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
3321 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
3322 flag_aarch64_verbose_cost instead of checking for details dump.
3323 (aarch64_rtx_costs_wrapper): Likewise.
3325 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3327 PR rtl-optimization/78378
3328 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
3329 inner only if pos is 0. Fix up formatting.
3331 2016-11-17 Alan Modra <amodra@gmail.com>
3333 PR rtl-optimization/78325
3334 PR rtl-optimization/70890
3335 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
3338 2016-11-16 Jason Merrill <jason@redhat.com>
3340 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
3342 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3343 Richard Biener <rguenther@suse.de>
3345 PR tree-optimization/77848
3346 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
3347 an outer loop, only save basic block aux information for the inner
3349 (versionable_outer_loop_p): New function.
3350 (tree_if_conversion): Version the outer loop instead of the inner
3351 one if the pattern will be recognized for outer-loop
3354 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3356 * gcc/bb-reorder.c: Remove 'toplev.h' include.
3357 (pass_partition_blocks::gate): No longer check
3358 user_defined_section_attribute, instead check the function decl
3359 for a section attribute.
3360 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
3361 set user_defined_section_attribute.
3362 * gcc/final.c (rest_of_handle_final): Likewise.
3363 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
3364 * gcc/toplev.h: Remove declaration of
3365 user_defined_section_attribute.
3367 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3369 * config/mips/mips.md (casesi_internal_mips16_<mode>):
3370 Explicitly switch between JR and JRC for the table jump. Adjust
3373 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3375 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
3376 `insn_count' to 11 rather than 16.
3378 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3380 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
3381 `ltu' rather than `leu' operation in the RTL pattern
3383 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3385 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
3386 missing <d> instruction prefixes throughout. Correct
3389 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3391 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
3392 rather than R_MIPS_JALR relocation in microMIPS code. Do not
3393 cancel short delay slots in PIC call relaxation.
3395 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
3397 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
3398 general register with general register or ARM constant into SP
3401 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3404 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
3405 that loop->header == body_bb if broken_loop.
3407 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
3409 * tree-ssa-math-opts.c (bswap_replace): Remove test
3410 of SLOW_UNALIGNED_ACCESS.
3412 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
3414 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
3415 is selected. Pass -mgomp to offload compiler in OpenMP case.
3416 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
3417 declaration from nvptx.c.
3418 (nvptx_gen_shuffle): Declare.
3419 (nvptx_output_set_softstack): Declare.
3420 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
3421 (need_softstack_decl): New variable.
3422 (need_unisimt_decl): New variable.
3423 (diagnose_openacc_conflict): New. Use it...
3424 (nvptx_option_override): ...here. Handle TARGET_GOMP.
3425 (nvptx_encode_section_info): Handle "shared" attribute.
3426 (write_as_kernel): Restrict to OpenACC target regions.
3427 (init_softstack_frame): New.
3428 (nvptx_init_unisimt_predicate): New.
3429 (write_omp_entry): New. Use it...
3430 (nvptx_declare_function_name): ...here to emit OpenMP target region
3431 entrypoints. Handle TARGET_SOFT_STACK. Call
3432 nvptx_init_unisimt_predicate.
3433 (nvptx_output_set_softstack): New.
3434 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
3435 (nvptx_gen_shuffle): Export.
3436 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
3438 (nvptx_print_operand): Fix handling of instruction predicates.
3439 (nvptx_get_unisimt_master): New helper function.
3440 (nvptx_get_unisimt_predicate): Ditto.
3441 (nvptx_call_insn_is_syscall_p): Ditto.
3442 (nvptx_unisimt_handle_set): Ditto.
3443 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
3444 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
3445 (nvptx_handle_shared_attribute): New. Use it...
3446 (nvptx_attribute_table): ... here (new entry).
3447 (nvptx_record_offload_symbol): Handle NULL attributes.
3448 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
3449 (nvptx_simt_vf): New.
3450 (TARGET_SIMT_VF): Define.
3451 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
3452 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
3453 -muniform-simt option is active.
3454 (STACK_SIZE_MODE): Define.
3455 (FIXED_REGISTERS): Adjust.
3456 (SOFTSTACK_SLOT_REGNUM): New.
3457 (SOFTSTACK_PREV_REGNUM): New.
3458 (REGISTER_NAMES): Adjust.
3459 (struct machine_function): New fields.
3460 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
3461 (UNSPEC_VOTE_BALLOT): Ditto.
3462 (UNSPEC_LANEID): Ditto.
3463 (UNSPECV_NOUNROLL): Ditto.
3464 (atomic): New attribute.
3465 (predicable): New attribute. Generate predicated forms via
3467 (br_true): Mark as not predicable.
3469 (br_true_uni): Ditto.
3470 (br_false_uni): Ditto.
3472 (trap_if_true): Ditto.
3473 (trap_if_false): Ditto.
3474 (nvptx_fork): Ditto.
3475 (nvptx_forked): Ditto.
3476 (nvptx_joining): Ditto.
3477 (nvptx_join): Ditto.
3478 (nvptx_barsync): Ditto.
3479 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
3480 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
3481 (allocate_stack_<mode>): Remove unused pattern.
3482 (set_softstack_insn): New pattern.
3483 (restore_stack_block): Handle for TARGET_SOFT_STACK.
3484 (nvptx_vote_ballot): New pattern.
3485 (omp_simt_lane): Ditto.
3486 (omp_simt_last_lane): Ditto.
3487 (omp_simt_ordered): Ditto.
3488 (omp_simt_vote_any): Ditto.
3489 (omp_simt_xchg_bfly): Ditto.
3490 (omp_simt_xchg_idx): Ditto.
3491 (nvptx_nounroll): Ditto.
3492 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
3493 (atomic_exchange<mode>): Ditto.
3494 (atomic_fetch_add<mode>): Ditto.
3495 (atomic_fetch_addsf): Ditto.
3496 (atomic_fetch_<logic><mode>): Ditto.
3497 * config/nvptx/nvptx.opt (msoft-stack): New option.
3498 (muniform-simt): Ditto.
3500 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
3501 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
3502 * doc/invoke.texi (msoft-stack): Document.
3503 (muniform-simt): Document
3505 * doc/tm.texi: Regenerate.
3506 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
3507 * target.def: Define it.
3508 * target-insns.def (omp_simt_lane): New.
3509 (omp_simt_last_lane): New.
3510 (omp_simt_ordered): New.
3511 (omp_simt_vote_any): New.
3512 (omp_simt_xchg_bfly): New.
3513 (omp_simt_xchg_idx): New.
3515 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3517 * config/mips/mips-protos.h (mips_set_text_contents_type): New
3519 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
3520 (ASM_OUTPUT_CASE_END): Likewise.
3521 * config/mips/mips.c (mips_set_text_contents_type): New function.
3522 (mips16_emit_constants): Record the pool's initial label number
3523 with the `consttable' insn. Emit a `consttable_end' insn at the end.
3524 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
3525 for `consttable' insns.
3526 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
3527 for `consttable_end' insns.
3528 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
3529 (consttable): Add operand.
3530 (consttable_end): New insn.
3532 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
3534 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
3535 * tree-if-conv.c (tree_if_conversion): Make public.
3536 * * tree-if-conv.h: New file.
3537 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
3538 dynamic alias checks for epilogues.
3539 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
3540 * tree-vect-loop.c: include tree-if-conv.h.
3541 (new_loop_vec_info): Add zeroing orig_loop_info field.
3542 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
3543 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
3544 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
3545 using passed argument.
3546 (vect_transform_loop): Check if created epilogue should be returned
3547 for further vectorization with less vf. If-convert epilogue if
3548 required. Print vectorization success for epilogue.
3549 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
3550 if it is required, pass loop_vinfo produced during vectorization of
3551 loop body to vect_analyze_loop.
3552 * tree-vectorizer.h (struct _loop_vec_info): Add new field
3554 (LOOP_VINFO_ORIG_LOOP_INFO): New.
3555 (LOOP_VINFO_EPILOGUE_P): New.
3556 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
3557 (vect_do_peeling): Change prototype to return epilogue.
3558 (vect_analyze_loop): Add argument of loop_vec_info type.
3559 (vect_transform_loop): Return created loop.
3561 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
3563 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
3564 component as used also if LR_REGNO is a live input to the bb.
3565 * df-scan.c (df_get_entry_block_def_set): Return immediately after
3566 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
3567 (df_get_exit_block_use_set): Ditto.
3568 * df.h (df_scan_flags): New enum.
3569 * shrink-wrap.c (try_shrink_wrapping_separate): Set
3570 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
3571 df_update_entry_block_defs and df_update_exit_block_uses
3572 at the start; clear the flag and call those functions at the end.
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 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
3579 nb_iterations to the number of latch iterations rather than the
3580 number of loop iterations.
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 * combine.c (maybe_swap_commutative_operands): New function.
3587 (combine_simplify_rtx): Use it.
3588 (change_zero_ext): Likewise.
3589 (make_compound_operation_int): New function, split out of...
3590 (make_compound_operation): ...here. Use
3591 maybe_swap_commutative_operands for both.
3593 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
3595 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
3596 (neon-vfpv3): New FPU, currently an alias for 'neon'.
3597 * arm/arm-tables.opt: Regenerated.
3598 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
3600 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
3601 and 'neon' are aliases for specific implementations.
3603 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3604 Alan Hayward <alan.hayward@arm.com>
3605 David Sherwood <david.sherwood@arm.com>
3607 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
3608 and use it in the final call to gen_rtx_fmt_ee.
3609 (expand_vec_cond_expr): Update accordingly.
3610 (expand_vec_cmp_expr): Likewise.
3612 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3613 Alan Hayward <alan.hayward@arm.com>
3614 David Sherwood <david.sherwood@arm.com>
3616 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
3618 2016-11-16 Richard Biener <rguenther@suse.de>
3621 * gimplify.c (gimplify_function_tree): Do not instrument
3622 GNU extern inline functions.
3624 2016-11-16 Martin Liska <mliska@suse.cz>
3627 * gimplify.c (gimplify_switch_expr): Always save previous
3628 gimplify_ctxp->live_switch_vars.
3630 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3632 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
3633 zero_extract operations to allow a movb to occur.
3634 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
3635 * testsuite/gcc.target/arc/movb-2.c: Likewise.
3636 * testsuite/gcc.target/arc/movb-5.c: Likewise.
3637 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
3640 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3641 Alan Hayward <alan.hayward@arm.com>
3642 David Sherwood <david.sherwood@arm.com>
3644 * expr.c (emit_group_load_1): Tighten check for whether an
3645 access involves only one operand of a CONCAT. Use extract_bit_field
3646 for constants if the bit range does span the whole operand.
3648 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3649 Alan Hayward <alan.hayward@arm.com>
3650 David Sherwood <david.sherwood@arm.com>
3652 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
3654 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3655 Alan Hayward <alan.hayward@arm.com>
3656 David Sherwood <david.sherwood@arm.com>
3658 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
3659 all three iteration counts with an any_* test. Use a single update
3660 for each count. Fix the calculation of nb_iterations_estimate.
3662 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3664 * config/pdp11/pdp11.c: Include dbxout.h.
3666 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3668 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
3670 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3673 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
3674 proper ranges for an SBFX instruction.
3675 (extzv_t2): Likewise for UBFX.
3677 2016-11-16 Richard Biener <rguenther@suse.de>
3679 PR tree-optimization/78348
3680 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
3681 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
3682 (classify_partition): Set PKIND_MEMCPY if dependence analysis
3683 revealed no dependency, PKIND_MEMMOVE otherwise.
3685 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3688 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
3689 it points to non-NULL tree, use it instead of ubsan_create_data.
3690 (instrument_si_overflow): Handle vector signed integer overflow
3692 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
3693 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
3694 vector IFN_UBSAN_CHECK_*.
3695 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
3696 pass it through to ubsan_build_overflow_builtin.
3697 (expand_neg_overflow, expand_mul_overflow): Likewise.
3698 (expand_vector_ubsan_overflow): New function.
3699 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
3700 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
3701 (expand_arith_overflow): Adjust expand_*_overflow callers.
3703 2016-11-16 Matthias Klose <doko@ubuntu.com>
3705 * doc/install.texi: Remove references to java/libjava.
3707 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
3709 * tree-ssa-coalesce.c (register_default_def): Remove
3710 register_ssa_partition.
3711 (create_outofssa_var_map): Likewise.
3712 * tree-ssa-live.c (register_ssa_partition_check): Remove.
3713 * tree-ssa-live.h (register_ssa_partition): Likewise.
3715 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3717 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
3718 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
3719 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
3720 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
3721 rtx when all sub-rtx are also permanent.
3722 (attr_eq): Simplify.
3723 (attr_copy_rtx): Remove.
3724 (make_canonical, get_attr_value): Use attr_equal_p.
3725 (copy_boolean): Rehash NOT.
3726 (simplify_test_exp_in_temp,
3727 optimize_attrs): Remove call to attr_copy_rtx.
3728 (attr_alt_intersection, attr_alt_union,
3729 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
3730 (make_automaton_attrs): Use attr_eq.
3732 2016-11-15 Matthias Klose <doko@ubuntu.com>
3734 * doc/install.texi: Remove references to java/libjava.
3735 * doc/sourcebuild.texi: Likewise.
3736 * doc/invoke.texi: Likewise.
3737 * doc/standards.texi: Likewise.
3739 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3740 Alan Hayward <alan.hayward@arm.com>
3741 David Sherwood <david.sherwood@arm.com>
3743 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
3745 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3746 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3747 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3748 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3749 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3750 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3751 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3753 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3754 Alan Hayward <alan.hayward@arm.com>
3755 David Sherwood <david.sherwood@arm.com>
3757 * dce.c (check_argument_store): Pass the size instead of
3758 the memory reference.
3759 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
3761 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3762 Alan Hayward <alan.hayward@arm.com>
3763 David Sherwood <david.sherwood@arm.com>
3765 * alias.c (canon_rtx): Use simplify_gen_binary.
3767 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3768 Alan Hayward <alan.hayward@arm.com>
3769 David Sherwood <david.sherwood@arm.com>
3771 * rtl.h (load_extend_op): Declare.
3772 * rtlanal.c (load_extend_op): New function.
3773 (nonzero_bits1): Use it.
3774 (num_sign_bit_copies1): Likewise.
3775 * cse.c (cse_insn): Likewise.
3776 * fold-const.c (fold_single_bit_test): Likewise.
3777 (fold_unary_loc): Likewise.
3778 * fwprop.c (free_load_extend): Likewise.
3779 * postreload.c (reload_cse_simplify_set): Likewise.
3780 (reload_cse_simplify_operands): Likewise.
3781 * combine.c (try_combine): Likewise.
3782 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
3783 subreg_lowpart_p checks.
3785 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3786 Alan Hayward <alan.hayward@arm.com>
3787 David Sherwood <david.sherwood@arm.com>
3789 * combine.c (simplify_shift_const_1): Use the number of bits
3790 in the inner mode to determine the range of the shift.
3791 When handling shifts of vectors, skip any rules that apply
3794 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3795 Alan Hayward <alan.hayward@arm.com>
3796 David Sherwood <david.sherwood@arm.com>
3798 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
3801 2016-11-15 Matthias Klose <doko@ubuntu.com>
3803 * doc/install.texi: Remove references to gcj/libjava.
3804 * doc/invoke.texi: Likewise.
3806 2016-11-15 Jeff Law <law@redhat.com>
3808 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
3809 parameter. Callers changed.
3810 (check-subpath_and_update_thread_path): Extracted from
3811 fsm_find_control_statement_thread_paths.
3812 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
3813 (handle_phi, handle_assignment): Allow any constant node, not
3816 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
3818 * config/arc/arc-arch.h: New file.
3819 * config/arc/arc-arches.def: Likewise.
3820 * config/arc/arc-cpus.def: Likewise.
3821 * config/arc/arc-options.def: Likewise.
3822 * config/arc/t-multilib: Likewise.
3823 * config/arc/genmultilib.awk: Likewise.
3824 * config/arc/genoptions.awk: Likewise.
3825 * config/arc/arc-tables.opt: Likewise.
3826 * config/arc/driver-arc.c: Likewise.
3827 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
3828 * common/config/arc/arc-common.c (arc_handle_option): Trace
3830 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
3831 options; check for supported cpu against arc-cpus.def file.
3832 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
3833 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
3834 * config/arc/arc-c.def: Add emacs local variables.
3835 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
3836 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
3837 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
3838 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
3839 (DEFAULT_arc_fpu_build): Define.
3840 (DEFAULT_arc_mpy_option): Define.
3841 * config/arc/arc-protos.h (arc_init): Delete.
3842 * config/arc/arc.c (arc_cpu_name): New variable.
3843 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
3844 (arc_arc700, arc_arc600, arc_arc601): New variable.
3845 (arc_init): Add static; remove selection of default tune value,
3846 cleanup obsolete error messages.
3847 (arc_override_options): Make use of .def files for selecting the
3848 right cpu and option configurations.
3849 * config/arc/arc.h (stdbool.h): Include.
3850 (TARGET_CPU_DEFAULT): Define.
3851 (CPP_SPEC): Remove mcpu=NPS400 handling.
3852 (arc_cpu_to_as): Declare.
3853 (EXTRA_SPEC_FUNCTIONS): Define.
3854 (OPTION_DEFAULT_SPECS): Likewise.
3855 (ASM_DEFAULT): Remove.
3856 (ASM_SPEC): Use arc_cpu_to_as.
3857 (DRIVER_SELF_SPECS): Remove deprecated options.
3858 (arc_base_cpu): Declare.
3859 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
3860 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
3862 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
3863 * config/arc/arc.md (attr_cpu): Remove.
3864 * config/arc/arc.opt (mno-mpy): Deprecate.
3865 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
3866 (mcpu=ARCHS): Remove.
3867 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
3869 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
3870 (arc_fpu): Use new defines.
3871 (mpy-option): Change to use numeric or string like inputs.
3872 * config/arc/t-arc (driver-arc.o): New target.
3873 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
3874 * config/arc/t-arc-newlib: Delete.
3875 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
3876 * doc/invoke.texi (ARC): Update arc options.
3878 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
3880 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
3881 insn at the beginning of the constant pool.
3882 (mips_insert_insn_pseudos): New function.
3883 (mips_machine_reorg2): Call it.
3884 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
3885 UNSPEC_INSN_PSEUDO enum values.
3886 (insn_pseudo, consttable): New insns.
3888 2016-11-15 Michael Matz <matz@suse.de>
3890 PR missed-optimization/77881
3891 * combine.c (simplify_comparison): Remove useless subregs
3892 also inside the loop, not just after it.
3893 (make_compound_operation): Recognize some subregs as being
3896 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3897 Alan Hayward <alan.hayward@arm.com>
3898 David Sherwood <david.sherwood@arm.com>
3900 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
3903 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3905 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
3906 for using xxinsertw and vinsert{b,h} on ISA 3.0.
3908 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
3909 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
3910 vinsert{b,h} on ISA 3.0.
3912 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3914 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3915 and cmpnop in two steps: first the ones not accessed in original gimple
3916 expression in a endian independent way and then the ones not accessed
3917 in the final result in an endian-specific way.
3918 (bswap_replace): Stop doing big endian adjustment.
3920 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
3922 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
3923 (*ashl<mode>3_doubleword): Ditto.
3925 2016-11-14 Martin Liska <mliska@suse.cz>
3927 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
3929 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
3930 Richard Biener <rguenther@suse.de>
3932 * doc/invoke.texi (fgimple): Document.
3933 * dumpfile.h (TDF_GIMPLE): Add.
3934 * dumpfile.c (dump_options): Add gimple.
3935 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
3937 (dump_gimple_label): Likewise.
3938 (dump_gimple_phi): Likewise.
3939 (dump_gimple_bb_header): Likewise.
3940 (dump_phi_nodes): Likewise.
3941 (pp_cfg_jump): Likewise. Pass in dump flags.
3942 (dump_implicit_edges): Adjust.
3943 * passes.c (pass_init_dump_file): Do not dump function header
3945 * tree-cfg.c (dump_function_to_file): Dump function return type
3946 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
3948 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
3949 (dump_generic_node): Likewise.
3950 * function.h (struct function): Add pass_startwith member.
3951 * passes.c (execute_one_pass): Implement startwith.
3952 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
3953 and assign proper version for parsed ssa names.
3954 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
3955 * internal-fn.c (expand_PHI): New function.
3956 * internal-fn.h (expand_PHI): Declared here.
3957 * internal-fn.def: New defination for PHI.
3958 * tree-cfg.c (lower_phi_internal_fn): New function.
3959 (build_gimple_cfg): Call it.
3960 (verify_gimple_call): Condition for passing label as arg in internal
3962 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
3963 present PHIs with arguments.
3965 2016-11-14 Martin Liska <mliska@suse.cz>
3968 * common.opt: Add prefer-atomic as a new enum value for
3970 * coretypes.h: Likewise.
3971 * doc/invoke.texi: Document the new option value.
3972 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
3973 * tree-profile.c (tree_profiling): Select default value
3974 of -fprofile-update when 'prefer-atomic' is selected.
3976 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3978 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
3979 (cortex_a57_alu_shift): ...here.
3981 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
3983 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
3985 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3986 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3987 (<optab>si3_insn_uxtw): Likewise.
3988 (<optab><mode>3_insn): Likewise.
3989 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
3990 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
3991 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
3992 (<optab><mode>): Likewise.
3993 (insv<mode>): Likewise.
3994 (andim_ashift<mode>_bfiz): Likewise.
3995 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
3996 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
3997 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
3998 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
3999 (exynos_m1_alu_p): Likewise.
4000 * config/arm/types.md: Add bfx.
4001 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
4003 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4005 * config/aarch64/aarch64.c (cortexa57_vector_cost):
4006 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
4008 2016-11-14 Richard Biener <rguenther@suse.de>
4010 PR tree-optimization/78312
4011 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
4012 flow-sensitive info.
4014 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
4017 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
4018 * config/avr/avr.opt (-mabsdata): New option.
4019 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
4020 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
4021 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
4022 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
4023 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
4024 spec depending on AVR_ISA_LDS.
4025 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
4027 2016-11-13 Jakub Jelinek <jakub@redhat.com>
4029 * match.pd: Don't try to compare addresses of variables with
4032 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
4034 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
4035 (propagate_vr_accross_jump_function): Handle unary expressions.
4036 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4037 (load_from_param_1): New.
4038 (load_from_unmodified_param): Factor common part into load_from_param_1.
4039 (load_from_param): New.
4040 (compute_complex_assign_jump_func): Handle unary expressions.
4041 (update_jump_functions_after_inlining): Likewise.
4042 (ipa_write_jump_function): Likewise.
4043 (ipa_read_jump_function): Likewise.
4045 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4048 * doc/invoke.texi: Document Wrestrict.
4049 * pretty-print.c (pp_format): Add case for "Z" specifier.
4050 (test_pp_format): Test "Z" specifier.
4052 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
4054 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
4055 original function needs a static chain.
4057 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
4060 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
4063 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
4066 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
4067 return early if !optional_tbtab.
4069 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
4071 PR rtl-optimization/59461
4072 * doc/rtl.texi (paradoxical subregs): Add missing word.
4073 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
4074 in modes with precision larger than that of last_set_mode.
4075 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
4076 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
4077 REGs to paradoxical SUBREGs.
4078 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
4079 larger than a word before invoking LOAD_EXTEND_OP on it.
4081 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4084 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
4085 element order for little endian ordering.
4087 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
4088 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
4091 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
4094 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
4095 when calculating operand 2.
4096 (rotate to rotatex zext splitter): Ditto.
4098 2016-11-11 Jeff Law <law@redhat.com>
4100 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
4102 (stmt_uses_name_in_undefined_way): New function, extracted from
4103 find_implicit_erroneous_behavior and extended for div/mod case.
4104 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
4105 find_explicit_erroneous_behavior and extended for div/mod case.
4106 (find_implicit_erroneous_behavior): Use new helper function.
4107 (find_explicit_erroneous_behavior): Use new helper function.
4109 2016-11-11 Richard Biener <rguenther@suse.de>
4111 PR tree-optimization/71575
4112 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
4115 2016-11-11 Richard Biener <rguenther@suse.de>
4118 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4119 about uninitialized destination arg of BIT_INSERT_EXPR.
4121 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
4124 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
4125 terminology. Expand to remove ambiguity.
4127 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4129 PR rtl-optimization/78232
4130 * combine.c (try_combine): Add a big comment about why reusing i2dest
4132 (change_zero_ext): Do not call simplify_gen_binary, do the
4133 simplifications manually.
4135 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4137 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
4138 enable HImode and QImode to go in vector registers by default if
4139 the -mvsx-small-integer option is enabled.
4140 (rs6000_secondary_reload_simple_move): Likewise.
4141 (rs6000_preferred_reload_class): Don't force integer constants to
4142 be loaded into vector registers that we can easily make into
4143 memory (or being created in the GPRs and moved over with direct move).
4144 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
4145 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
4146 vector extraction on ISA 3.0 when the scalar integer can be
4147 allocated in vector registers. Generate the VEC_SELECT directy,
4148 and don't use UNSPEC's to avoid having the scalar type in a vector
4149 register. Make the expander target registers, and let the
4150 combiner fold in results storing to memory, if the machine
4152 (vsx_extract_<mode>_di): Likewise.
4153 (vsx_extract_<mode>_p9): Likewise.
4154 (vsx_extract_<mode>_di_p9): Likewise.
4155 (vsx_extract_<mode>_store_p9): Likewise.
4156 (vsx_extract_si): Likewise.
4157 (vsx_extract_<mode>_p8): Likewise.
4158 (p9_lxsi<wd>zx): Delete, no longer used.
4159 (p9_stxsi<wd>x): Likewise.
4160 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
4161 integers in vector registers for ISA 3.0.
4162 (QHI): Update comment.
4163 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
4164 vector extract instructions in sign/zero extend.
4165 (zero_extendhi<mode>): Likewise.
4166 (extendqi<mode>): Likewise.
4167 (extendhi<mode>2): Likewise.
4168 (HImode splitter for load/sign extend in vector register): Likewise.
4169 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
4170 optimizing floating point conversions to/from small data types and
4171 rewrite it to support QImode/HImode being allowed in vector
4172 registers on ISA 3.0.
4173 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4174 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
4175 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4176 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
4177 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4178 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
4179 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4180 VSPLITISW on ISA 2.07.
4181 (movhi_internal): Combine movhi_internal and movqi_internal into
4182 one mov<mode>_internal with an iterator. Add support for QImode
4183 and HImode being allowed in vector registers. Make large number
4184 of attributes and constraints easier to read.
4185 (movqi_internal): Likewise.
4186 (mov<mode>_internal): Likewise.
4187 (movdi_internal64): Fix constraint to allow loading -16..15 with
4188 VSPLITISW on ISA 2.07.
4189 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4192 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4194 PR rtl-optimization/78241
4195 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4196 but emit initial peel copy if niter expr is not reliable.
4198 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4200 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4201 (maybe_record_trace_start): If the CFI is different on the new and
4202 old paths, print out both to the dump file before ICEing.
4204 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4206 * target.def (additional_allocno_class_p): New.
4207 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4208 * hooks.c (hook_bool_reg_class_t_false): New.
4209 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4210 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4211 * doc/tm.texi: Update.
4213 2016-11-10 Jason Merrill <jason@redhat.com>
4215 * gengtype.c (new_structure): Append to structures list.
4216 (find_structure): Likewise.
4218 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4220 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4221 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4224 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4226 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4227 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4229 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4230 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4231 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4232 teams distribute parallel for simd even to distribute and teams
4233 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4234 OMP_CLAUSE_DEPEND_SINK case.
4235 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4236 (omp_no_lastprivate): Removed.
4237 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4238 (gimplify_omp_for): Likewise.
4239 (computable_teams_clause): Fail for automatic vars from current
4240 function not yet seen in bind expr.
4241 * langhooks.c (lhd_omp_scalar_p): New function.
4242 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4243 * varpool.c (varpool_node::get_create): Set node->offloading
4244 even for DECL_EXTERNAL decls.
4245 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4246 (LANG_HOOKS_OMP_SCALAR_P): Define.
4247 (LANG_HOOKS_DECLS): Use it.
4249 2016-11-10 Martin Liska <mliska@suse.cz>
4252 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4253 only when SWITCH_BODY is a BIND_EXPR.
4255 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4258 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4259 on the context only when it has no DIE yet.
4261 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4263 * arm.h (target_cpus): Delete.
4264 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4265 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4266 (all_architectures): Likewise.
4267 (arm_option_override): Adjust use of CPU enums.
4268 (arm_sched_reorder): Likewise.
4269 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4270 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
4271 * arm/genopt.sh (processor_type): Prefix enumeration entries with
4273 * arm-tables.opt: Regenerated.
4275 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4277 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
4279 * config/aarch64/aarch64-tune.md: Regenerated.
4280 * config/arm/arm-cores.def (falkor): New core.
4281 * config/arm/arm-tables.opt: Regenerated.
4282 * config/arm/arm-tune.md: Regenerated.
4283 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
4284 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
4285 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
4286 (ARM Options/-mtune): Likewise.
4288 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
4291 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4293 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4294 (propagate_vr_accross_jump_function): Likewise.
4295 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4296 (load_from_param_1): New.
4297 (load_from_unmodified_param): Factor common part into load_from_param_1.
4298 (load_from_param): New.
4299 (compute_complex_assign_jump_func): Handle unary expressions.
4300 (ipa_write_jump_function): Likewise.
4301 (ipa_read_jump_function): Likewise.
4303 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
4305 * simplify-rtx.c (simplify_binary_operation_1): Simplify
4306 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
4307 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
4310 2016-11-09 David Malcolm <dmalcolm@redhat.com>
4312 * print-rtl-function.c: Include varasm.h.
4313 (print_any_param_name): New function.
4314 (print_param): New function.
4315 (print_rtx_function): Call print_param for each argument.
4316 * print-rtl.c (rtx_writer::finish_directive): New function.
4317 * print-rtl.h (rtx_writer::finish_directive): New decl.
4319 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
4322 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
4323 operand 0 as earlyclobber.
4324 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
4326 2016-11-09 Martin Liska <mliska@suse.cz>
4328 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
4330 2016-11-09 Jakub Jelinek <jakub@redhat.com>
4333 * builtins.c (expand_builtin_memcmp): Formatting fix.
4335 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
4336 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
4337 or of them, renumber other enumerators.
4338 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
4339 * doc/invoke.texi: Document -fsanitize=shift-base and
4340 -fsanitize-shift-exponent, document -fsanitize=shift as
4341 having those 2 suboptions.
4343 2016-11-09 Richard Biener <rguenther@suse.de>
4345 * fold-const.c (tree_swap_operands_p): Remove unused arg.
4346 * fold-const.c (tree_swap_operands_p): Likewise.
4347 (fold_binary_loc): Adjust.
4348 (fold_ternary_loc): Likewise.
4349 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
4350 * gimple-fold.c (fold_stmt_1): Likewise.
4351 * gimple-match-head.c (gimple_resimplify2): Likewise.
4352 (gimple_resimplify3): Likewise.
4353 (gimple_simplify): Likewise.
4354 * tree-ssa-dom.c (record_equality): Likewise.
4355 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
4356 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4357 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
4359 2016-11-09 Richard Biener <rguenther@suse.de>
4361 * tree-ssa-dom.c (canonicalize_comparison): Remove.
4362 (optimize_stmt): Remove redundant pre-propagation canonicalization
4363 of comparison operand order.
4365 2016-11-09 Martin Liska <mliska@suse.cz>
4367 * fold-const-call.c (fold_const_call): Fix the folding.
4369 2016-11-09 Richard Biener <rguenther@suse.de>
4371 * common.opt (flag_evaluation_order): Remove.
4372 * expr.c (expand_operands): Remove code guarded by
4373 flag_evaluation_order.
4374 * fold-const.c (reorder_operands_p): Remove, it always returns
4376 (negate_expr_p): Remove calls to reorder_operands_p.
4377 (fold_negate_expr): Likewise.
4378 (tree_swap_operands_p): Likewise.
4379 (fold_binary_loc): Likewise.
4381 2016-11-09 Andreas Schwab <schwab@suse.de>
4384 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
4385 insns operating on a register.
4387 2016-11-09 Richard Biener <rguenther@suse.de>
4389 PR tree-optimization/78007
4390 * tree-vect-stmts.c (vectorizable_bswap): New function.
4391 (vectorizable_call): Call vectorizable_bswap for
4392 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
4394 2016-11-09 Richard Biener <rguenther@suse.de>
4396 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
4397 Look at the DR_BASE_ADDRESS object for forcing alignment.
4399 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4401 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4402 (propagate_vr_accross_jump_function): Likewise.
4403 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4404 (load_from_param_1): New.
4405 (load_from_unmodified_param): Factor common part into load_from_param_1.
4406 (load_from_param): New.
4407 (compute_complex_assign_jump_func): Handle unary expressions.
4408 (ipa_write_jump_function): Likewise.
4409 (ipa_read_jump_function): Likewise.
4411 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4414 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
4415 Also fold constant passed as argument while computing value range.
4416 (propagate_constants_accross_call): Pass param type.
4417 * ipa-prop.c: export ipa_get_callee_param_type.
4418 * ipa-prop.h: export ipa_get_callee_param_type.
4420 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4422 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
4423 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
4425 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4427 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
4428 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
4429 ASAN_STACK_MAGIC_MIDDLE.
4430 (asan_global_struct): Increase the size of fields.
4431 (asan_add_global): Add new field constructor.
4432 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
4433 __asan_version_mismatch_check_v8.
4435 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
4437 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
4440 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
4443 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4444 Handle ASHIFT and LSHIFTRT.
4445 (dimode_scalar_chain::compute_convert_gain): Ditto.
4446 (dimode_scalar_chain::convert_insn): Ditto.
4448 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4450 * gimple-ssa-store-merging.c: Include selftest.h
4451 (verify_array_eq): New function.
4452 (verify_shift_bytes_in_array): Likewise.
4453 (verify_shift_bytes_in_array_right): Likewise.
4454 (verify_clear_bit_region): Likewise.
4455 (verify_clear_bit_region_be): Likewise.
4456 (store_merging_c_tests): Likewise.
4457 * selftest.h (store_merging_c_tests): Declare prototype.
4458 * selftest-run-tests.c (selftest::run_tests): Run
4459 store_merging_c_tests.
4461 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4463 * config/arm/arm.opt (mold-rtx-costs): Delete.
4464 (mnew-generic-costs): Delete.
4465 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
4466 * config/arm/arm.c (arm_rtx_costs_1): Delete.
4467 (arm_size_rtx_costs): Likewise.
4468 (arm_slowmul_rtx_costs): Likewise.
4469 (arm_fastmul_rtx_costs): Likewise.
4470 (arm_xscale_rtx_costs): Likewise.
4471 (arm_9e_rtx_costs): Likewise.
4472 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
4473 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
4474 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
4475 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
4476 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
4477 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
4478 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
4479 arm_cortex_m7_tune):
4480 Delete rtx_costs field.
4481 (arm_new_rtx_costs): Rename to...
4482 (arm_rtx_costs_internal): ... This.
4483 (arm_rtx_costs): Remove old way of doing rtx costs.
4485 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4487 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
4488 (arm_fastmul_tune): Likewise.
4489 (arm_strongarm_tune): Likewise.
4490 (arm_xscale_tune): Likewise.
4491 (arm_9e_tune): Likewise.
4492 (arm_marvell_pj4_tune): Likewise.
4493 (arm_v6t2_tune): Likewise.
4494 (arm_v6m_tune): Likewise.
4495 (arm_fa726te_tune): Likewise.
4497 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4499 PR tree-optimization/78234
4500 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
4503 2016-11-08 Martin Liska <mliska@suse.cz>
4506 * dbgcnt.def: Add new debug counter asan_use_after_scope.
4507 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
4508 with a value expr. Do not add artificial variables to
4509 live_switch_vars. Use the debug counter.
4510 (gimplify_target_expr): Use the debug counter.
4511 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
4512 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
4513 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
4515 2016-11-08 Richard Biener <rguenther@suse.de>
4517 * tree-vect-stmts.c (get_group_load_store_type): If the
4518 access is aligned do not trigger peeling for gaps.
4519 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
4520 force alignment of vars with DECL_USER_ALIGN.
4522 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
4524 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
4526 2016-11-08 Richard Biener <rguenther@suse.de>
4528 PR tree-optimization/78205
4529 * tree-vect-stmts.c (vectorizable_load): Move check whether
4530 we may run into gaps when BB vectorizing SLP permutations ...
4531 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
4532 here where we can do a more precise check.
4534 2016-11-08 Richard Biener <rguenther@suse.de>
4536 PR tree-optimization/78224
4537 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
4538 Split the fallthru edge in case its successor may have PHIs.
4539 Do not free dominance info.
4541 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4544 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4545 EH info even for bzhi and pdep/pext.
4547 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
4549 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
4550 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
4552 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
4554 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
4556 * config/rs6000/vector.md (div<mode>3): Ditto.
4558 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
4560 * configure.ac (.hidden): Change to conftest_s string. Provide string
4562 (gcc_cv_ld_hidden): Yes for AIX.
4563 * configure: Regenerate.
4565 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
4567 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
4568 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
4569 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
4570 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
4571 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4572 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
4574 (rs6000_xcoff_visibility): New.
4575 (rs6000_xcoff_declare_function_name): Add visibility support.
4576 (rs6000_xcoff_asm_globalize_decl_name): New.
4577 (rs6000_xcoff_asm_output_aligned_decl_common): New.
4578 (rs6000_asm_weaken_decl): New.
4579 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
4580 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
4583 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
4586 * incpath.c (remove_dup): Also silently ignore EPERM.
4588 2016-11-07 Martin Jambor <mjambor@suse.cz>
4590 * tree.c (verify_type_variant): Use pointer comparison to check that
4591 TYPE_SIZE_UNIT match.
4593 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4596 * dse.c (dse_step5): Call scan_reads even if just
4597 insn_info->frame_read. Improve and fix dump file messages.
4600 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
4601 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
4603 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4606 * match.pd: Add following two patterns:
4607 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
4608 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
4610 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
4612 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
4613 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
4614 * rtl.h (duplicate_reg_notes): Declare.
4615 * rtlanal.c (duplicate_reg_note): New function.
4617 PR rtl-optimization/77309
4618 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
4619 don't assume an equality comparison for plain COMPARE.
4620 (simplify_comparison): Pass a more accurate code to
4621 make_compound_operation.
4623 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
4625 * target.def (compute_pressure_classes): New target hook.
4626 * doc/tm.texi.in: Document it.
4627 * doc/tm.texi: Regenerate.
4628 * ira.c (setup_pressure_classes): Call target hook if defined.
4630 2016-11-07 David Malcolm <dmalcolm@redhat.com>
4632 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
4634 (rtx_writer::print_rtx): In compact mode, omit trailing operands
4635 that have the default values.
4636 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
4638 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
4639 label string from expected dump.
4640 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
4643 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4646 * alias.c (nonoverlapping_memrefs_p): If one decl is
4647 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
4649 2016-11-07 Richard Biener <rguenther@suse.de>
4652 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4655 2016-11-07 Richard Biener <rguenther@suse.de>
4657 PR tree-optimization/78218
4658 * gimple-ssa-store-merging.c
4659 (pass_store_merging::terminate_all_aliasing_chains):
4660 Drop unused argument, fix alias check to also consider uses.
4661 (pass_store_merging::execute): Adjust.
4663 2016-11-07 Richard Biener <rguenther@suse.de>
4665 PR tree-optimization/78228
4666 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
4669 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4672 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
4673 aarch64_simd_shift_imm_<mode> predicate for operand 1.
4674 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
4675 to restrict them to an appropriate range and add FAIL check if the
4676 region they specify is out of range. Delete useless constraint
4678 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
4679 2 and 3 to restrict their range and add pattern predicate.
4681 2016-11-07 Martin Liska <mliska@suse.cz>
4683 * asan.c (enum asan_check_flags): Move the enum to header file.
4684 (asan_init_shadow_ptr_types): Make type creation more generic.
4685 (shadow_mem_size): New function.
4686 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
4687 Rewritten stack unpoisoning code.
4688 (build_shadow_mem_access): Add new argument return_address.
4689 (instrument_derefs): Instrument local variables if use after scope
4690 sanitization is enabled.
4691 (asan_store_shadow_bytes): New function.
4692 (asan_expand_mark_ifn): Likewise.
4693 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
4694 * asan.h (enum asan_mark_flags): Moved here from asan.c
4695 (asan_protect_stack_decl): Protect all declaration that need
4697 (asan_sanitize_use_after_scope): New function.
4698 (asan_no_sanitize_address_p): Likewise.
4699 * cfgexpand.c (partition_stack_vars): Consider
4700 asan_sanitize_use_after_scope in condition.
4701 (expand_stack_vars): Likewise.
4702 * common.opt (-fsanitize-address-use-after-scope): New option.
4703 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4704 Explain the parameter.
4705 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
4706 * gimplify.c (build_asan_poison_call_expr): New function.
4707 (asan_poison_variable): Likewise.
4708 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
4709 variables that have address taken.
4710 (gimplify_decl_expr): Likewise.
4711 (gimplify_target_expr): Likewise for C++ temporaries.
4712 (sort_by_decl_uid): New function.
4713 (gimplify_expr): Unpoison all variables for a label we can jump
4714 from outside of a scope.
4715 (gimplify_switch_expr): Unpoison variables defined in the switch
4717 (gimplify_function_tree): Clear asan_poisoned_variables.
4718 (asan_poison_variables): New function.
4719 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
4720 * internal-fn.c (expand_ASAN_MARK): New function.
4721 * internal-fn.def (ASAN_MARK): Declare.
4722 * opts.c (finish_options): Handle -fstack-reuse if
4723 -fsanitize-address-use-after-scope is enabled.
4724 (common_handle_option): Enable address sanitization if
4725 -fsanitize-address-use-after-scope is enabled.
4726 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
4728 * params.h: Likewise.
4729 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
4730 * sanitizer.def: Define __asan_poison_stack_memory and
4731 __asan_unpoison_stack_memory functions.
4732 * asan.c (asan_mark_poison_p): New function.
4733 (transform_statements): Handle asan_mark_poison_p calls.
4734 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
4736 2016-11-07 Tamar Christina <tamar.christina@arm.com>
4739 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
4741 2016-11-07 Martin Liska <mliska@suse.cz>
4743 * tree-profile.c (gimple_gen_time_profiler): Set proper type
4744 to time_profiler_counter_ptr.
4746 2016-11-07 Richard Biener <rguenther@suse.de>
4748 PR tree-optimization/37150
4749 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
4751 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
4752 (vect_analyze_slp_cost_1): Account for the real number of
4753 permutations emitted and for dead loads.
4754 (vect_transform_slp_perm_load): Add n_perms parameter counting
4755 the number of emitted permutations.
4756 * tree-vect-stmts.c (vectorizable_load): Adjust.
4758 2016-11-07 Richard Biener <rguenther@suse.de>
4760 PR tree-optimization/78189
4761 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
4762 alignment computation.
4764 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4766 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
4768 2016-11-05 Martin Sebor <msebor@redhat.com>
4770 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
4773 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
4777 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
4779 2016-11-04 Jakub Jelinek <jakub@redhat.com>
4782 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
4783 doesn't have rtl set.
4785 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4787 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
4788 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
4789 rs6000_gimple_fold_builtin.
4790 (rs6000_gimple_fold_builtin): New function. Add handling for
4791 early expansion of vector addition builtins.
4793 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4795 * expr.h (copy_blkmode_from_reg): Delete.
4796 * expr.c (copy_blkmode_from_reg): Make static.
4798 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4800 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
4801 * combine.c (LOAD_EXTEND_OP): Delete.
4802 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
4803 * cse.c (LOAD_EXTEND_OP): Delete.
4804 * fold-const.c (LOAD_EXTEND_OP): Likewise.
4805 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
4806 * postreload.c (LOAD_EXTEND_OP): Delete.
4807 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
4808 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
4809 (find_reloads): Likewise.
4810 * reload1.c (eliminate_regs_1): Likewise.
4811 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
4812 (num_sign_bit_copies1): Likewise.
4814 2016-11-04 David Malcolm <dmalcolm@redhat.com>
4816 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
4817 (selftest::ix86_test_dumping_hard_regs): New function.
4818 (selftest::ix86_run_selftests): New function.
4819 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
4820 selftest::ix86_run_selftests.
4821 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
4822 * doc/tm.texi: Regenerate
4823 * selftest-rtl.h: New file.
4824 * rtl-tests.c: Include "selftest-rtl.h".
4825 (selftest::assert_rtl_dump_eq): Make non-static.
4826 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
4827 (selftest::test_dumping_regs): Update comment.
4828 * selftest-run-tests.c: Include "target.h".
4829 (selftest::run_tests): If non-NULL, call
4830 targetm.run_target_selftests.
4831 * target.def (run_target_selftests): New hook.
4833 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4835 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
4836 representative core for this architecture.
4837 * config/arm/arm-cores.def (cortex-m33): Define new processor.
4838 * config/arm/arm-tables.opt: Regenerate.
4839 * config/arm/arm-tune.md: Likewise.
4840 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
4841 valid -mcpu options.
4842 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
4844 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4846 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
4847 representative core for this architecture.
4848 * config/arm/arm-cores.def (cortex-m23): Define new processor.
4849 * config/arm/arm-tables.opt: Regenerate.
4850 * config/arm/arm-tune.md: Likewise.
4851 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
4852 this tuning parameters apply to in the comment.
4853 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
4854 valid -mcpu options.
4855 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
4857 2016-11-04 Bin Cheng <bin.cheng@arm.com>
4859 * fold-const.c (fold_cond_expr_with_comparison): Remove call
4860 to pedantic_non_lvalue_loc. Remove useless code for lvalue
4861 where cond_expr can't be a lvalue.
4863 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
4865 * config/arc/arc.c (arc_process_double_reg_moves): Use
4867 * config/arc/arc.md (movsi_insn): Disable unsupported move
4868 instructions for ARCv2 cores.
4869 (movdi): Use prepare_move_operands.
4870 (movsf, movdf): Use move_dest_operand predicate.
4871 * config/arc/constraints.md (Chs): Enable when barrel shifter is
4873 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
4874 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
4876 (dexcl_3op_peep2_insn_nores): Likewise.
4877 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
4878 (LINK_COMMAND_SPEC): Remove.
4880 2016-11-04 Richard Biener <rguenther@suse.de>
4883 * loop-invariant.c (find_exits): Record entering inner
4884 loops as possibly exiting to handle infinite sub-loops.
4885 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
4886 (fill_always_executed_in_1): Honor infinite child loops.
4888 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4891 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
4892 has already been adjusted for endianness, so don't adjust it any
4896 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
4897 ICmode unless we have standard PowerPC floating point.
4898 * config/rs6000/rs6000.md (FP iterator): Likewise.
4899 (FMOVE128 iterator): Likewise.
4901 2016-11-03 Jakub Jelinek <jakub@redhat.com>
4902 Alexandre Oliva <aoliva@redhat.com>
4903 Jason Merrill <jason@redhat.com>
4907 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
4909 * langhooks.c (lhd_type_dwarf_attribute): New function.
4910 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
4911 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
4912 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
4913 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
4914 (check_qualified_type, check_aligned_type): Call it.
4915 * dwarf2out.c (modified_type_die): Don't use type_main_variant
4916 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4917 check_base_type and check_lang_type.
4918 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
4919 return early. For pointer-to-data-member add DW_AT_use_location
4921 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
4923 (gen_type_die_with_usage): Don't use type_main_variant
4924 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
4925 check_base_type and check_lang_type. Formatting fixes. Call
4926 get_debug_type langhook.
4928 2016-11-03 Jason Merrill <jason@redhat.com>
4930 * tree.c (check_lang_type): New.
4931 (check_qualified_type): Use it.
4932 (check_aligned_type): Use it.
4933 * tree.h: Declare it.
4935 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
4937 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
4938 (arm*-freebsd*): Likewise.
4939 (arm*-*-netbsdelf*): Likewise.
4940 (arm*-*-linux*): Likewise.
4941 (arm*-*-uclinux*eabi*): Likewise.
4942 (arm*-*-phoenix*): Likewise.
4943 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
4944 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
4945 specified. Default to arm6 if target_cpu_cname is not set.
4946 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
4947 default cpu has been correctly configured.
4948 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
4949 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
4950 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
4951 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
4952 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4953 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
4954 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
4956 2016-11-03 Jiong Wang <jiong.wang@arm.com>
4958 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
4959 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
4960 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
4961 (output_cfa_loc): Support DW_CFA_val_expression.
4962 (output_cfa_loc_raw): Likewise.
4963 (output_cfi): Likewise.
4964 (output_cfi_directive): Likewise.
4965 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
4966 (dw_cfi_oprnd2_desc): Likewise.
4967 (mem_loc_descriptor): Recognize new pattern generated for value
4970 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
4972 PR rtl-optimization/78186
4973 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
4974 well, when converting to IOR.
4976 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
4978 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
4979 (vec_interleave_highv8qi): Likewise.
4981 2016-11-03 Martin Liska <mliska@suse.cz>
4983 * profile.c (instrument_values): Fix coding style.
4984 (branch_prob): Use renamed function.
4985 * tree-profile.c (init_ic_make_global_vars): Likewise.
4986 (gimple_init_edge_profiler): Rename to
4987 gimple_init_gcov_profiler.
4988 tree_time_profiler_counter variable declaration.
4989 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
4991 * value-prof.h: Remove an argument.
4993 2016-11-03 Richard Biener <rguenther@suse.de>
4995 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
4996 symtab_node::get_create.
4998 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5000 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
5001 Move comments into more natural position.
5003 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
5005 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
5006 (PTRDIFF_TYPE): Define as int.
5008 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5010 * ccmp.c (expand_ccmp_expr_1): Adjust.
5011 (expand_ccmp_expr): Likewise.
5012 (expand_ccmp_next): Likewise.
5013 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
5014 (aarch64_gen_ccmp_first): Likewise.
5015 * doc/tm.texi: Regenerate.
5016 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
5017 (gen_ccmp_next): Likewise.
5019 2016-11-03 Bin Cheng <bin.cheng@arm.com>
5021 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
5022 (vect_is_simple_reduction): Swap cond_reduction by inversion.
5024 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
5026 * config/i386/i386.c (ix86_init_libfuncs): New. Call
5027 darwin_rename_builtins here.
5028 (ix86_expand_divmod_libfunc): New.
5029 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
5030 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
5032 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
5033 Nathan Sidwell <nathan@acm.org>
5035 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
5037 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
5039 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
5041 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
5042 to format MODE_INT and MODE_PARTIAL_INT literals.
5044 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
5047 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
5048 NULL if TARGET_SPE_ABI.
5050 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5052 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
5053 clear padding bits even when they're less than a byte.
5055 2016-11-02 Richard Biener <rguenther@suse.de>
5057 * gimple-ssa-store-merging.c: Include gimplify-me.h.
5058 (imm_store_chain_info::output_merged_stores): Force base_addr
5059 to be proper GIMPLE for a MEM_REF address.
5060 (pass_store_merging::execute): Restrict negative bitpos
5061 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
5062 check. Take into account non-NULL_TREE offset if the base
5063 is already addressable.
5065 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
5067 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
5069 (aarch64_be_crypto_sha1hv4si): New pattern.
5071 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
5073 * config/aarch64/aarch64.md (add<mode>3): Remove
5074 redundant code. Don't split frame based additions.
5076 2016-11-02 Richard Biener <rguenther@suse.de>
5078 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
5079 redundant val and dest members.
5080 (store_immediate_info::store_immediate_info): Adjust.
5081 (merged_store_group::merged_store_group): Adjust.
5082 (merged_store_group::apply_stores): Likewise.
5083 (struct imm_store_chain_info): Add base_addr field.
5084 (imm_store_chain_info::imm_store_chain_info): New constructor.
5085 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
5086 (imm_store_chain_info::output_merged_store): Likewise. Use
5087 addr_base which is already the address.
5088 (imm_store_chain_info::output_merged_stores): Likewise.
5089 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
5090 imm_store_chain_info instead of base. Fix alias check.
5091 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
5092 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
5093 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
5094 use the address of the base and adjust for other changes.
5096 2016-11-02 Martin Liska <mliska@suse.cz>
5098 * fold-const-call.c (host_size_t_cst_p): Test whether
5099 t is convertible to size_t.
5101 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5103 PR tree-optimization/78170
5104 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
5105 introduced by native_encode_expr on little-endian as well.
5107 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5109 PR tree-optimization/78162
5110 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
5113 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5115 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
5117 (aarch64_next_callee_save): Likewise.
5118 (aarch64_pushwb_single_reg): Likewise.
5119 (aarch64_gen_storewb_pair): Likewise.
5120 (aarch64_push_regs): Likewise.
5121 (aarch64_gen_loadwb_pair): Likewise.
5122 (aarch64_pop_regs): Likewise.
5123 (aarch64_gen_store_pair): Likewise.
5124 (aarch64_gen_load_pair): Likewise.
5125 (aarch64_save_callee_saves): Likewise.
5126 (aarch64_restore_callee_saves): Likewise.
5128 2016-11-02 Richard Biener <rguenther@suse.de>
5130 PR tree-optimization/78035
5131 PR tree-optimization/77964
5132 * gimple-pretty-print.c (pp_points_to_solution): Print
5133 vars_contains_interposable.
5134 * tree-ssa-alias.c: Include varasm.h.
5135 (ptrs_compare_unequal): Check vars_contains_interposable and
5136 decl_binds_to_current_def_p.
5137 (dump_points_to_solution): Dump vars_contains_interposable.
5138 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
5140 * tree-ssa-structalias.c: Include varasm.h.
5141 (set_uids_in_ptset): Record whether vars contains a
5142 not decl_binds_to_current_def_p variable in vars_contains_interposable.
5143 (ipa_escaped_pt): Update initializer.
5145 2016-11-02 Richard Biener <rguenther@suse.de>
5147 PR tree-optimization/78047
5148 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
5149 fake field at offset zero conservatively regarding to may_have_pointers.
5151 2016-11-02 Richard Biener <rguenther@suse.de>
5153 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
5154 infer_value_range on stmt ops and update value-ranges.
5155 Dump visited stmts and blocks.
5156 (evrp_dom_walker::push_value_range): Dump changes.
5157 (evrp_dom_walker::pop_value_range): Likewise.
5158 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
5160 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5162 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
5164 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
5166 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5168 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
5169 and adjust for that.
5170 * cfgrtl.h (delete_insn_chain): Adjust prototype.
5172 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5174 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
5176 (transcode_memory_rtx): Likewise.
5177 (move_to_acc): Likewise.
5178 (move_from_acc): Likewise.
5179 (move_acc_to_reg): Likewise.
5180 (move_to_x): Likewise.
5181 (move_to_hl): Likewise.
5182 (move_to_de): Likewise.
5183 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5184 (rs6000_emit_savres_rtx): Likewise.
5185 (rs6000_emit_prologue): Likewise.
5186 * reorg.c (update_reg_unused_notes): Likewise.
5187 * rtl.h (remove_note): Adjust prototype.
5188 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5190 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5192 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5193 variables so some can be rtx_insn *.
5194 (alpha_emit_xfloating_libcall): Likewise.
5195 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5196 (mips_legitimize_tls_address): Likewise.
5197 * optabs.c (expand_binop): Likewise.
5198 * reload1.c (gen_reload): Likewise.
5200 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5202 * reorg.c (relax_delay_slots): Split up the trial variable.
5204 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5206 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5207 of variables rtx_insn *.
5208 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5209 (legitimize_tls_address): Likewise.
5210 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5211 (bfin_gen_bundles): Likewise.
5212 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5213 (c6x_reorg): Likewise.
5214 * config/frv/frv.c (frv_reorder_packet): Likewise.
5215 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5216 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5217 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5218 * config/mn10300/mn10300.c: Likewise.
5219 * config/rl78/rl78.c: Likewise.
5220 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5221 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5222 (sh_expand_cmpnstr): Likewise.
5223 (sh_expand_strlen): Likewise.
5224 (sh_expand_setmem): Likewise.
5225 * config/sh/sh.md: Likewise.
5226 * emit-rtl.c (emit_pattern_before): Likewise.
5227 * except.c: Likewise.
5228 * final.c: Likewise.
5231 2016-11-01 Jason Merrill <jason@redhat.com>
5233 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5234 a COND_EXPR with constant condition.
5236 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5238 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5239 and its initialization.
5241 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5243 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5246 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5248 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5249 argument, don't call add_linkage_name if it is true.
5250 (gen_variable_die): For C++ inline static data members, consider the
5251 initial call when old_die is NULL to be declaration and call
5252 add_name_and_src_coords_attributes in that case with true as
5253 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5254 (gen_member_die): For C++ inline static data members, emit a
5255 definition DIE right away in DW_TAG_compile_unit context.
5257 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5260 * config/pa/pa.md: Add new shift/add patterns to handle
5261 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5263 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5265 * config/xtensa/xtensa-protos.h
5266 (xtensa_use_return_instruction_p): New prototype.
5267 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5268 xtensa_callee_save_size): Remove.
5269 (struct machine_function): Add new fields: current_frame_size,
5270 callee_save_size, frame_laid_out and epilogue_done.
5271 (compute_frame_size, xtensa_expand_prologue,
5272 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
5273 cfun->machine->callee_save_size and xtensa_current_frame_size
5274 with cfun->machine->current_frame_size.
5275 (compute_frame_size): Update cfun->machine->frame_laid_out and
5276 don't update frame layout after reload completion.
5277 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
5278 instead of zeroing xtensa_current_frame_size.
5279 (xtensa_use_return_instruction_p): New function.
5280 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
5282 (INITIAL_ELIMINATION_OFFSET): Use return value of
5283 compute_frame_size instead of xtensa_current_frame_size value.
5284 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
5285 function xtensa_use_return_instruction_p instead of inline code.
5287 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5289 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
5290 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
5291 * dwarf2out.c (rnglist_idx): New variable.
5292 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
5293 (DEBUG_RNGLISTS_SECTION): Define.
5294 (ranges_base_label): New variable.
5295 (size_of_die) <case dw_val_class_range_list>: If using
5296 DW_FORM_rnglistx, count size of uleb128 of range list index.
5297 (value_format) <case dw_val_class_range_list>: For
5298 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
5299 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
5300 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
5301 (add_ranges_num): Remove useless prototype. Don't multiply
5302 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
5303 for new fields added to dw_ranges struct.
5304 (add_ranges): Add maybe_new_sec argument and pass it
5305 through to add_ranges_num.
5306 (note_rnglist_head): New function.
5307 (add_ranges_by_labels): Pass true as maybe_new_sec to
5308 add_ranges_num, call note_rnglist_head on the head of the list.
5309 (output_ranges): Add function comment. Switch to
5310 .debug_ranges section here and emit .Ldebug_ranges0 label.
5311 (index_rnglists, output_rnglists): New functions.
5312 (gen_subprogram_die): Formatting fixes.
5313 (add_high_low_attributes): Don't divide offsets
5314 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
5315 first list element or when pointing into the middle of
5316 a list. Pass true as second argument to add_ranges on the
5317 first block fragment after cold/hot section switch.
5318 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
5319 section instead of .debug_ranges. Initialize
5320 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
5321 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
5322 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
5323 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
5324 Call output_rnglists for -gdwarf-5.
5325 (dwarf2out_c_finalize): Clear rnglist_idx.
5327 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
5329 * combine.c (simplify_compare_const): Add gcc_fallthrough.
5331 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
5332 Tamar Christina <tamar.christina@arm.com>
5334 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
5335 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
5336 (vmaxnmq_f32): Likewise.
5337 (vminnm_f32): Likewise.
5338 (vminnmq_f32): Likewise.
5339 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
5341 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
5344 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5346 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
5347 binary floating point types supported by the hardware except for
5349 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
5350 vector instruction for optimizing extracting a SImode from a
5351 V4SImode vector and converting it to floating point.
5352 (vsx_xvcvuxwdp_df): Likewise.
5353 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
5354 registers to be any VSX register. Move stores to the end of the
5356 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
5357 to optimize extracting a SImode from a V4SImode vector and
5358 converting it to a binary floating point type supported by the
5359 hardware. Use the vector converts instead of extracting the
5360 element, sign extending it, and then converting it to double.
5361 Other floating point types than double first convert to double,
5362 then the double is converted to that type.
5363 (vsx_extract_si_<uns>float_<mode>): Likewise.
5365 2016-10-31 Andrew Pinski <apinski@cavium.com>
5367 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
5368 Rewrite handling of part num to handle the case where
5369 multiple implementers share the same part num.
5371 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
5372 Jakub Jelinek <jakub@redhat.com>
5374 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
5375 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
5377 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5379 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
5380 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
5381 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
5382 (is_cu_die, is_unit_die): Likewise.
5383 (should_move_die_to_comdat, break_out_comdat_types): Adjust
5384 comments for DWARF5 DW_UT_type units.
5385 (output_compilation_unit_header): Add UT argument, output
5386 start of DWARF5 .debug_info section header.
5387 (output_comp_unit): Add dwo_id argument. Adjust
5388 output_compilation_unit_header caller, for DW_UT_split_compile
5389 emit dwo_id field, otherwise padding1. Emit padding2 field.
5390 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
5391 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
5392 (output_skeleton_debug_sections): Add dwo_id argument, for
5393 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
5394 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
5395 DW_UT_type or DW_UT_split_type units rather than .debug_types.
5396 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
5397 DW_TAG_compile_unit for skeleton unit die. Don't add
5398 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
5399 address to output_comp_unit and output_skeleton_debug_sections.
5401 * dwarf2out.c (debug_line_str_section): New variable.
5402 (debug_line_str_hash): Likewise.
5403 (DEBUG_LINE_STR_SECTION): Define.
5404 (set_indirect_string): Handle DW_FORM_line_strp like
5406 (find_string_form): Fix up formatting.
5407 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
5409 (output_die): Handle DW_FORM_line_strp.
5410 (DWARF5_USE_DEBUG_LINE_STR): Define.
5411 (output_line_string): New function.
5412 (output_file_names): Add -gdwarf-5 support.
5413 (output_line_info): Likewise.
5414 (init_sections_and_labels): Initialize debug_line_str_section.
5415 (output_indirect_string): Change 2nd argument from void *
5416 to enum dwarf_form form, compare with form rather than
5418 (output_indirect_strings): Pass DW_FORM_strp to
5419 output_indirect_string traversion.
5420 (dwarf2out_finish): Output .debug_line_str strings.
5421 (dwarf2out_c_finalize): Clear debug_line_str_section and
5422 debug_line_str_hash.
5424 2016-10-31 Tom Tromey <tom@tromey.com>
5427 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
5428 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
5429 DW_OP_GNU_push_tls_address case.
5430 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
5432 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5434 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
5435 for frame_offset_rel bit.
5436 (struct array_descr_info): Add rank field.
5437 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
5438 and placeholder_seen fields.
5439 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
5440 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
5441 DW_OP_pick 1 into DW_OP_over.
5442 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
5443 gen_variant_part): Clear placeholder_{arg,seen}.
5444 (loc_list_from_tree_1): Drop const from context argument.
5445 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
5446 (loc_list_for_address_of_addr_expr_of_indirect_ref,
5447 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
5449 (add_scalar_info): Drop const from context argument. Handle
5450 context->placeholder_arg.
5451 (add_bound_info): Drop const from context argument.
5452 (gen_descr_array_type_die): Drop const from ctx variable.
5453 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
5454 attribute and use a single DW_TAG_generic_subrange instead of
5455 7 DW_TAG_subrange_type for assumed rank arrays.
5457 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
5458 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
5459 from bool to 1-bit uchar bitfield. Add num_assigned and
5460 offset_emitted bitfields.
5461 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
5462 for dw_val_class_lineptr and dw_val_class_macptr. Handle
5463 dw_val_class_loclistsptr.
5464 (new_addr_loc_descr): Fix up formatting.
5465 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
5466 (add_AT_low_high_pc): Fix up formatting.
5467 (add_AT_loclistsptr): New function.
5468 (AT_lbl): Allow dw_val_class_loclistsptr.
5469 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
5470 Handle dw_val_class_loclistsptr.
5471 (loc_list_idx): New variable.
5472 (output_loclists_offsets, assign_location_list_indexes): New
5474 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
5475 add size_of_uleb128 of the index. Drop never used
5476 dwarf_split_debug_info AT_index handling. Handle
5477 dw_val_class_loclistsptr.
5478 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
5479 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
5480 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
5481 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
5482 DW_FORM_loclistx indexes.
5483 (output_attr_index_or_value): Fix up formatting. Don't handle
5484 dw_val_class_loc_list here.
5485 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
5486 For dw_val_class_loc_list call output_loc_list_offset rather than
5487 output_attr_index_or_value.
5488 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
5489 or .debug_loclists.dwo section name for debug_loc_section.
5490 (resolve_addr_in_expr): Formatting fix.
5491 (index_location_lists): Likewise.
5492 (dwarf2out_finish): If there are any location lists, for
5493 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
5494 index_location_lists only if have_location_lists. Call
5495 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
5496 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
5497 -gsplit-dwarf also emit offset table.
5499 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
5500 (size_of_die, value_format, output_die): Use
5501 DW_FORM_data16 for 128-bit dw_val_class_const_double or
5502 dw_val_class_wide_int.
5504 * dwarf2out.c (dwarf_op): Renamed to ...
5505 (dwarf_OP): ... this.
5506 (convert_descriptor_to_mode, scompare_loc_descriptor,
5507 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5508 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
5510 (dwarf_AT, dwarf_TAG): New functions.
5511 (check_die): Disallow DW_AT_call_all_calls next to
5512 DW_AT_GNU_all_call_sites.
5513 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
5514 and attributes instead of the corresponding GNU tag and attributes.
5515 (gen_subprogram_die): Likewise. Emit call site information even
5516 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
5517 DW_AT_defaulted in comment.
5518 (resolve_addr): Handle DW_AT_call_origin attribute on
5519 DW_TAG_call_site DIE like DW_AT_abstract_origin on
5520 DW_TAG_GNU_call_site DIE.
5522 * dwarf2out.c (dwarf_op): New function.
5523 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
5524 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
5525 (output_loc_operands, output_loc_operands_raw): Likewise.
5526 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
5527 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
5528 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
5529 if dwarf_version < 5.
5530 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
5532 (scompare_loc_descriptor, ucompare_loc_descriptor,
5533 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5534 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
5535 optimize_location_into_implicit_ptr): Likewise. Only punt for
5536 !dwarf_strict if dwarf_version < 5.
5537 (string_cst_pool_decl): Adjust comment.
5538 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
5540 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
5541 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5542 (struct dw_val_node): Add val_file_implicit field.
5543 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
5544 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
5545 output_die): Handle dw_val_class_const_implicit,
5546 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5547 (abbrev_die_table): Change into va_gc vec.
5548 (abbrev_die_table_allocated, abbrev_die_table_in_use,
5549 ABBREV_DIE_TABLE_INCREMENT): Remove.
5550 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
5551 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
5553 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
5554 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
5556 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
5558 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
5560 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
5562 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
5563 unit. Call optimize_abbrev_table.
5564 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
5565 abbrev_die_table being a va_gc vec.
5567 PR tree-optimization/77860
5568 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
5569 also integral complex and vector constants.
5571 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
5572 optimize_macinfo_range, save_macinfo_strings): Replace
5573 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
5574 (output_macinfo): Likewise. Emit .debug_macro* rather than
5575 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
5576 (init_sections_and_labels): Use .debug_macro* labels rather than
5577 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
5578 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
5579 or DW_AT_GNU_macros for -gdwarf-5.
5581 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
5583 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
5585 2016-09-11 Le-Chun Wu <lcwu@google.com>
5586 Mark Wielaard <mjw@redhat.com>
5588 * common.opt (Wshadow=global): New option. Default for -Wshadow.
5589 (Wshadow=local): New option.
5590 (Wshadow-local): Hidden alias for -Wshadow=local.
5591 (Wshadow=compatible-local): New option.
5592 (Wshadow-compatible-local): Hidden alias for
5593 -Wshadow=compatible-local.
5594 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
5595 Wshadow=compatible-local.
5597 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5599 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
5600 Check slp defs for COND_EXPR by swapping/inverting operands if the
5601 new parameter SWAP indicates so.
5602 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
5603 is isomorphic to the first stmt via swapping/inverting. Store swap
5604 information in the new parameter SWAP.
5605 (vect_build_slp_tree): New local array SWAP and pass it to function
5606 vect_build_slp_tree_1. Cleanup result handling code for function
5607 call to vect_get_and_check_slp_defs. Skip operand swapping if the
5608 order of operands has been fixed as indicated by SWAP[i].
5610 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5612 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
5613 unnecessary data dependence check after visited store stmt.
5615 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5617 PR tree-optimization/71915
5618 PR tree-optimization/71490
5619 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
5621 (find_basis_for_base_expr): Require stride types to match when
5623 (alloc_cand_and_find_basis): Record the stride type.
5624 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
5625 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
5626 the expressions having those types.
5627 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
5628 (create_mul_ssa_cand): Likewise.
5629 (create_mul_imm_cand): Likewise.
5630 (create_add_ssa_cand): Likewise.
5631 (create_add_imm_cand): Likewise.
5632 (legal_cast_p_1): Change interface to accept types rather than the
5633 expressions having those types.
5634 (legal_cast_p): Pass types to legal_cast_p_1.
5635 (slsr_process_cast): Pass stride type to
5636 alloc_cand_and_find_basis.
5637 (slsr_process_copy): Likewise.
5638 (dump_candidate): Display stride type when a cast exists.
5639 (create_add_on_incoming_edge): Introduce a cast when necessary for
5641 (analyze_increments): Change the code checking for invalid casts
5642 to rely on the stride type, and update the documentation and
5643 example. Change the code checking for pointer multiplies to rely
5645 (insert_initializers): Introduce a cast when necessary for the
5646 stride type. Use the stride type for the type of the initializer.
5648 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5650 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
5652 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5654 PR rtl-optimization/77919
5655 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
5656 into memory if both modes are complex and their inner modes have the
5657 same precision. If the two modes are different complex modes, convert
5658 each part separately and generate a new CONCAT.
5660 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5662 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
5664 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5667 * gimple-ssa-store-merging.c
5668 (imm_store_chain_info::output_merged_store): Use build_aligned_type
5669 instead of SET_TYPE_ALIGN on shared integral type.
5671 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5673 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5674 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
5677 2016-10-28 Jeff Law <law@redhat.com>
5679 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
5680 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
5682 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5684 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
5686 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5688 * target.def (min_arithmetic_precision): New hook.
5689 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
5690 * doc/tm.texi: Regenerate.
5691 * internal-fn.c (expand_arith_overflow): Adjust handling of target
5692 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
5693 * targhooks.c (default_min_arithmetic_precision): New function.
5694 * targhooks.h (default_min_arithmetic_precision): Declare.
5695 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
5696 (sparc_min_arithmetic_precision): New function.
5698 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5701 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
5702 Swap commutative operands in new RTL if needed. Handle zero_ext
5704 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
5707 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5708 Kugan Vivekanandarajah <kuganv@linaro.org>
5709 Jim Wilson <jim.wilson@linaro.org>
5711 PR tree-optimization/43721
5712 * target.def: New hook expand_divmod_libfunc.
5713 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
5714 * doc/tm.texi: Regenerate.
5715 * internal-fn.def: Add new entry for DIVMOD ifn.
5716 * internal-fn.c (expand_DIVMOD): New.
5717 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
5719 (widen_mul_stats): Add new field divmod_calls_inserted.
5720 (target_supports_divmod_p): New.
5721 (divmod_candidate_p): Likewise.
5722 (convert_to_divmod): Likewise.
5723 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
5724 renumber_gimple_stmt_uids at beginning of function. Call
5725 convert_to_divmod and record stats for divmod.
5726 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
5727 TARGET_EXPAND_DIVMOD_LIBFUNC.
5728 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
5731 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5732 Segher Boessenkool <segher@kernel.crashing.org>
5734 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
5735 swapping the arms of the branch.
5736 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
5737 sequence for the generic signed-signed-signed case.
5739 2016-10-28 Jeff Law <law@redhat.com>
5741 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
5743 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5745 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5747 PR rtl-optimization/78029
5748 * function.c (prologue_contains, epilogue_contains): New functions.
5749 (record_prologue_seq, record_epilogue_seq): New functions.
5750 * function.h (prologue_contains, epilogue_contains,
5751 record_prologue_seq, record_epilogue_seq): New declarations.
5752 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
5753 mixing prologue and epilogue insns.
5754 (init_deps): Initialize the new fields in struct deps_desc.
5755 * sched-int.h (struct deps_desc): New fields last_prologue,
5756 last_epilogue, and last_logue_was_epilogue.
5757 * shrink-wrap.c (emit_common_heads_for_components): Record all
5758 emitted prologue and epilogue insns.
5759 (emit_common_tails_for_components): Ditto.
5760 (insert_prologue_epilogue_for_components): Ditto.
5762 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5765 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
5766 * common.opt (fstore-merging): New Optimization option.
5767 * opts.c (default_options_table): Add entry for
5768 OPT_ftree_store_merging.
5769 * fold-const.h (can_native_encode_type_p): Declare prototype.
5770 * fold-const.c (can_native_encode_type_p): Define.
5771 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
5772 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5773 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
5774 * passes.def: Insert pass_tree_store_merging.
5775 * tree-pass.h (make_pass_store_merging): Declare extern
5777 * gimple-ssa-store-merging.c: New file.
5778 * doc/invoke.texi (Optimization Options): Document
5780 (--param documentation): Document store-merging-allow-unaligned
5781 and max-stores-to-merge.
5783 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
5786 * gimplify.c (gimplify_init_constructor): Move emit of constructor
5787 assignment to earlier in the if/else logic.
5789 2016-10-28 Richard Biener <rguenther@suse.de>
5793 * fold-const.c (make_bit_field_ref): Only adjust alias set
5794 when the original alias set was zero.
5796 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5798 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
5799 (s390_adjust_loops): New function.
5800 (s390_reorg): Invoke s390_adjust_loops.
5801 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
5802 ("osc_break"): New insn definition.
5804 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5806 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
5807 * config.gcc: Support alternate archXX cpu levels with
5808 --with-arch= and --with-tune=.
5809 * config/s390/linux.h: Translate new archXX cpu levels to the
5810 original names when calling GAS.
5811 * config/s390/tpf.h: Likewise.
5812 * doc/invoke.texi: Document the alternate cpu level names.
5814 2016-10-28 Jakub Jelinek <jakub@redhat.com>
5816 PR rtl-optimization/77919
5817 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
5818 MEM if mode1 is not a complex mode.
5820 PR rtl-optimization/78132
5821 * ree.c (combine_reaching_defs): Give up if copy_needed and
5822 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
5824 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
5826 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
5828 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5830 * config/rs6000/constraints.md (wH constraint): Add new
5831 constraints for allowing 32-bit integers (and eventually 8/16-bit
5832 integers) into the vector registers.
5833 (wI constraint): Likewise.
5834 (wJ constraint): Likewise.
5835 (wK constraint): Likewise.
5836 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
5837 -mvsx-small-integer as a default option for ISA 2.07
5839 (POWERPC_MASKS): Likewise.
5840 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
5841 switch to turn off small integer support in vector registers.
5842 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
5843 test for -mupper-regs-di, since it is already done with the
5844 reg_add[mode].scalar_in_vsx_p. Add support for the switch
5845 -mvsx-small-integer.
5846 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
5848 (rs6000_setup_reg_addr_masks): Likewise.
5849 (rs6000_init_hard_regno_mode_ok): Likewise.
5850 (rs6000_option_override_internal): Add consistency checks for
5851 -mvsx-small-integer.
5852 (rs6000_secondary_reload_simple_move): SImode is a simple move if
5853 -mvsx-small-integer.
5854 (rs6000_secondary_reload): Use std::swap.
5855 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
5856 VSX_REGS for small integers in vector registers, since there is no
5857 D-FORM address mode for such types.
5858 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
5859 (rs6000_opt_masks): Add -mvsx-small-integer.
5860 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
5862 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
5863 extracts can be done on ISA 2.07.
5864 (vsx_extract_<mode>): Add support for small integers in vsx
5866 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
5867 longer support V4SImode in this pattern.
5868 (vsx_extract_si): New insn to support extraction of SImode in ISA
5869 2.07 using either xxextractuw or vspltw.
5870 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
5871 longer support V4SImode in this pattern.
5872 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
5873 wJ, and wK constraints.
5874 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
5875 storing SDmode with VSX instructions.
5876 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
5877 GPR load and before the FPR and VSX loads. Remove ??, ! from the
5878 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
5879 small integers in vector registers.
5880 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
5881 load and before the FPR and VSX loads. Remove ??, ! from the
5882 constraints. Add VEXTSW2D support for small integers in vector
5884 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
5885 integers in vector registers.
5886 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
5887 move instead of using an UNSPEC.
5888 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
5889 integers in vector registers.
5890 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
5891 move instead of using an UNSPEC.
5892 (movsi_internal1): Add support for -mvsx-small-integer. Align
5893 columns so that it is more readable.
5894 (SImode splitter for ISA 3.0 constants): Add splitter for
5895 -128..127 constants that can easily be constructed on ISA 3.0.
5896 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
5899 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5902 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
5905 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
5907 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
5908 PIC_OFFSET_TABLE_REGNUM twice.
5910 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5912 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
5913 support for constant operand for OP.
5915 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5917 * dwarf2out.c (gen_member_die): Only reparent_child instead of
5918 splice_child_die if child doesn't have DW_AT_specification attribute.
5920 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5922 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
5923 (TARGET_HAVE_LDREXBH): Likewise.
5924 (TARGET_HAVE_LDACQ): Likewise.
5926 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5928 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
5929 logic to to decide whether to copy over old value to register for new
5931 * config/arm/sync.md: Add comments explaning why mode and code
5932 attribute are not defined in iterators.md
5933 (thumb1_atomic_op_str): New code attribute.
5934 (thumb1_atomic_newop_str): Likewise.
5935 (thumb1_atomic_fetch_op_str): Likewise.
5936 (thumb1_atomic_fetch_newop_str): Likewise.
5937 (thumb1_atomic_fetch_oldop_str): Likewise.
5938 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
5939 mirror the more restrictive constraints of the Thumb-1 insns after
5940 split compared to Thumb-2 counterpart insns.
5941 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
5942 in sync with non atomic version.
5943 (atomic_nand<mode>): Likewise.
5944 (atomic_fetch_<sync_optab><mode>): Likewise.
5945 (atomic_fetch_nand<mode>): Likewise.
5946 (atomic_<sync_optab>_fetch<mode>): Likewise.
5947 (atomic_nand_fetch<mode>): Likewise.
5948 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
5949 in sync with atomic version.
5950 (thumb1_subsi3_insn): Likewise.
5951 (thumb1_andsi3_insn): Likewise.
5952 (thumb1_iorsi3_insn): Likewise.
5953 (thumb1_xorsi3_insn): Likewise.
5955 2016-10-27 Nick Clifton <nickc@redhat.com>
5957 * plugin.c (register_plugin_info): Produce an error message if the
5958 plugin is not found in the hash table.
5960 2016-10-27 Bin Cheng <bin.cheng@arm.com>
5962 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
5965 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
5968 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
5969 define builtin functions from the bdesc_spe_predicates or
5970 bdesc_spe_evsel arrays if the builtin mask is not compatible with
5971 the current compiler configuration.
5972 (paired_init_builtins): Modify loop to not define define builtin
5973 functions from the bdesc_paried_preds array if the builtin mask is
5974 not compatible with the current compiler configuration.
5975 (altivec_init_builtins): Modify loops to not define the
5976 __builtin_altivec_stxvl function nor the builtin functions from
5977 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
5978 builtin mask is not compatible with the current compiler
5981 2016-10-26 Jeff Law <law@redhat.com>
5983 * config/sh/sh.c (output_branch): Add missing fallthru comments.
5984 (gen_shl_and): Likewise.
5985 * config/sh/sh.md (movsicc): Add missing fallthru comments.
5987 * config/mips/mips.c (mips16_constant_cost): Add missing
5989 (mips16_build_call_stub): Increase buffer size. Adjust
5992 2016-10-26 David Malcolm <dmalcolm@redhat.com>
5994 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
5995 INSN_UIDs for all insns in compact mode.
5996 (rtx_writer::print_rtx): Likewise.
5997 * print-rtl.h (rtx_writer::flag_compact): Update comment.
5998 * rtl-tests.c (selftest::test_dumping_insns): Update expected
5999 output to include INSN_UID.
6000 (selftest::test_uncond_jump): Likewise.
6002 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
6004 * haifa-sched.c (call_used_regs_num): Rename to...
6005 (call_saved_regs_num): ...this.
6006 (fixed_regs_num): New variable.
6007 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
6009 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
6011 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6013 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
6015 * print-rtl.c (outfile): Delete global.
6016 (sawclose): Likewise.
6018 (in_call_function_usage): Likewise.
6019 (flag_compact): Likewise.
6020 (flag_simple): Likewise.
6021 (rtx_writer::rtx_writer): New ctor.
6022 (print_rtx_operand_code_0): Convert to...
6023 (rtx_writer::print_rtx_operand_code_0): ...this.
6024 (print_rtx_operand_code_e): Convert to...
6025 (rtx_writer::print_rtx_operand_code_e): ...this.
6026 (print_rtx_operand_codes_E_and_V): Convert to...
6027 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
6028 (print_rtx_operand_code_i): Convert to...
6029 (rtx_writer::print_rtx_operand_code_i): ...this.
6030 (print_rtx_operand_code_r): Convert to...
6031 (rtx_writer::print_rtx_operand_code_r): ...this.
6032 (print_rtx_operand_code_u): Convert to...
6033 (rtx_writer::print_rtx_operand_code_u): ...this.
6034 (print_rtx_operand): Convert to...
6035 (rtx_writer::print_rtx_operand): ...this.
6036 (print_rtx): Convert to...
6037 (rtx_writer::print_rtx): ...this.
6038 (print_inline_rtx): Rewrite in terms of class rtx_writer.
6039 (debug_rtx): Likewise.
6040 (print_rtl): Convert to...
6041 (rtx_writer::print_rtl): ...this.
6042 (print_rtl): Reimplement in terms of class rtx_writer.
6043 (print_rtl_single): Rewrite in terms of class rtx_writer.
6044 (print_rtl_single_with_indent): Convert to..
6045 (rtx_writer::print_rtl_single_with_indent): ...this.
6046 (print_simple_rtl): Rewrite in terms of class rtx_writer.
6047 * print-rtl.h (flag_compact): Delete decl.
6048 (class rtx_writer): New class.
6049 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
6052 2016-10-26 Jeff Law <law@redhat.com>
6054 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
6057 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
6058 (check_if_valid_sleep_operand): Add missing fallthru comment.
6059 (arc_register_move_cost): Increase buffer size.
6060 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
6062 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
6064 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
6065 comment. Add gcc_unreachable for path that should never happen.
6067 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
6070 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6071 Martin Liska <mliska@suse.cz>
6074 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
6075 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
6076 on outer context if any.
6078 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6080 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
6081 by increment rather than double it.
6082 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
6083 emit a space before args[4].
6084 (END): Don't emit a space before with_arg.
6086 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6088 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
6089 Baseline only alternatives to (i) hold store atomic success value in a
6090 return register rather than a scratch register, (ii) use a low register
6091 for it and to (iii) ensure the cbranchsi insn generated by the split
6092 respect the constraints of Thumb-1 cbranchsi4_insn and
6094 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
6095 constraints must match those in atomic_compare_and_swap.
6096 (cbranchsi4_scratch): Likewise.
6098 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6100 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
6101 variable. Add the new parameter to the insn generator. Set that
6102 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
6103 return value from the negation of that parameter for Thumb-1, keeping
6104 the logic unchanged otherwise except for using bdst as the destination
6105 register of the compare_and_swap insn.
6106 (arm_split_compare_and_swap): Add explanation about how is the value
6107 returned to the function comment. Rename scratch variable to
6108 neg_bval. Adapt initialization of variables holding operands to the
6109 new operand numbers. Use return register to hold result of store
6110 exclusive for Thumb-1, scratch register otherwise. Construct the
6111 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
6112 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
6113 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
6114 for strongly ordered compare_and_swap.
6115 * config/arm/predicates.md (cc_register_operand): New predicate.
6116 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
6117 match_operand with the new predicate to accept either the CC flag or a
6118 destination register for the boolean return value, restricting it to
6119 CC flag only via constraint. Adapt operand numbers accordingly.
6121 2016-10-26 Jeff Law <law@redhat.com>
6123 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
6125 * config/frv/frv.c (comparison_string): Do not fall through after
6128 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
6130 (expand_one_builtin): Add missing break.
6132 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
6133 (m32c_legitimate_address_p): Likewise.
6135 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
6137 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
6139 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
6142 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
6145 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
6147 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
6149 (rl78_asm_ctor_dtor): Increase buffer size.
6151 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
6153 (xstormy16_asm_output_constructor): Likewise.
6155 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
6158 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
6159 comment to silence warning.
6161 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
6162 (spu_legitimate_address_p): Fix logic error and add missing fallthru
6165 2016-10-26 Michael Matz <matz@suse.de>
6167 PR tree-optimization/78060
6168 PR tree-optimization/78061
6169 PR tree-optimization/78088
6170 * tree-ssa-loop-split.c (easy_exit_values): New function.
6171 (tree_ssa_split_loops): Use it.
6172 (compute_new_first_bound): Change order of operations,
6173 fix invalid use of types.
6175 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
6177 gen-pass-instances.awk is sensitive to the order in which
6178 passes are added; passes that appear later have to be added first.
6182 * config/avr/avr-passes.def: Swap order of directives for
6183 gen-pass-instances.awk.
6185 2016-10-25 Jeff Law <law@redhat.com>
6187 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6188 (vax_notice_update_cc): Likewise.
6190 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6192 * config.gcc (sparc*-*-solaris2*): Adjust.
6193 (sparc64-*-linux*): Likewise.
6194 * config/sparc/default-64.h: Rename to...
6195 * config/sparc/default64.h: ...this.
6196 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6198 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6199 * config/sparc/sparc.h: Minor tweaks.
6200 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6201 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6203 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6205 * input.c (fcache::file_patch): Add comment about lifetime.
6206 (selftest::cpp_reader_ptr): New class.
6207 (selftest::lexer_test): Convert m_parser from cpp_reader *
6208 to a cpp_reader_ptr, and move m_tempfile to after it.
6209 (selftest::lexer_test::lexer_test): Update for above reordering.
6210 (lexer_test::~lexer_test): Move cleanup of m_parser to
6211 cpp_reader_ptr's dtor.
6213 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6215 * toplev.c (toplev::main): Remove call to
6216 location_adhoc_data_fini.
6218 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6220 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6221 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6223 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6225 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6226 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6227 (test_basic_struct): Update for above renaming.
6228 (test_length): Likewise.
6229 (test_union): Likewise.
6230 (test_finalization): Likewise.
6231 (test_deletable_global): Likewise.
6232 (test_inheritance): Likewise.
6233 (test_chain_next): Likewise.
6234 (test_user_struct): Likewise.
6235 (test_tree_marking): Likewise.
6236 * selftest-run-tests.c (selftest::run_tests): Call
6237 selftest::forcibly_ggc_collect at the end of the selftests.
6238 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6240 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6243 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6244 * optabs.c (expand_vec_cond_expr): For comparison codes
6245 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6246 (expand_vec_cmp_expr): For comparison codes
6247 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6248 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6249 Add enum tree_code argument.
6250 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6252 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6253 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6255 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6256 NE_EXPR, attempt to use vcondeq_optab as fallback.
6257 * tree-vect-generic.c (expand_vector_comparison,
6258 expand_vector_divmod, expand_vector_condition): Adjust
6259 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6260 * tree-vect-stmts.c (vectorizable_condition,
6261 vectorizable_comparison): Likewise.
6262 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6263 check_bool_pattern, search_type_for_mask_1): Likewise.
6264 * expr.c (do_store_flag): Likewise.
6265 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6266 @code{vcondeq@var{m}@var{n}}): Document.
6267 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6270 2016-10-25 Jeff Law <law@redhat.com>
6272 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
6274 (v850_output_aligned_bss): Add missing break.
6276 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
6278 2016-10-25 Martin Liska <mliska@suse.cz>
6281 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
6282 statements as they can also contain possibly a freeing call.
6284 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
6285 Martin Liska <mliska@suse.cz>
6288 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
6289 * ipa-icf.c (sem_function::get_hash): Add target optimization
6292 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
6295 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
6296 Remove partial overlap check for shift by 1.
6297 (ashldi3_neon): Likewise.
6299 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
6301 * config/arm/constraints.md (Q constraint): Document its use for
6303 (Pf constraint): New constraint for relaxed, consume or relaxed memory
6305 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
6306 alternatives to allow any register when memory model matches Pf and
6307 thus lda is used, but only low registers otherwise. Use unpredicated
6308 output template for Thumb-1 targets.
6309 (atomic_store<mode>): Likewise for stl.
6310 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
6311 whose output template does not have predication.
6312 (arm_load_acquire_exclusive<mode>): Likewise.
6313 (arm_load_exclusivesi): Likewise.
6314 (arm_load_acquire_exclusivesi): Likewise.
6315 (arm_store_release_exclusive<mode>): Likewise.
6316 (arm_store_exclusive<mode>): Use unpredicated output template for
6319 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6321 * internal-fn.def (LAUNDER): New internal function.
6322 * internal-fn.c (expand_LAUNDER): New function.
6324 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6325 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6327 New avr target pass to work around performance loss by PR fix.
6331 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
6332 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
6333 * config/avr/predicates.md (extend_operator): New.
6334 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
6335 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
6336 (make_avr_pass_casesi): New prototypes.
6337 * config/avr/avr.c (print-rtl.h): Include it.
6338 (pass_data avr_pass_data_casesi): Data for new pass.
6339 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
6340 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
6341 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
6342 (avr_optimize_casesi): New functions.
6344 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6345 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6349 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
6351 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6353 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
6354 DW_AT_rvalue_reference attributes.
6356 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
6358 * doc/invoke.text (Wint-in-bool-context): Update documentation.
6359 * value-prof.c (stringop_block_profile): Fix a warning.
6361 2016-10-24 Martin Sebor <msebor@redhat.com>
6364 * builtins.c (string_length): New function.
6365 (c_strlen): Use string_length. Correctly handle wide strings.
6366 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
6368 (target_int_max): Call target_max_value.
6369 (format_result::knownrange): New data member.
6370 (fmtresult::fmtresult): Define default constructor.
6371 (format_integer): Use it and set format_result::knownrange.
6372 Handle global constants.
6373 (format_floating_max): Add third argument.
6374 (format_floating): Recompute maximum value for %a for each argument.
6375 (get_string_length): Use fmtresult default ctor.
6376 (format_string): Set format_result::knownrange.
6377 (format_directive): Check format_result::knownrange.
6378 (add_bytes): Same. Correct caret placement in diagnostics.
6379 (pass_sprintf_length::compute_format_length): Set
6380 format_result::knownrange.
6381 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
6383 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6385 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
6386 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
6388 2016-10-24 Ximin Luo <infinity0@pwned.gg>
6391 * dwarf2out.c (file_table_relative_p): Remove.
6392 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
6393 also for absolute paths.
6394 * doc/tm.texi: Update.
6395 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
6396 * target.def (force_at_comp_dir): Remove hook.
6397 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
6399 2016-10-24 Richard Biener <rguenther@suse.de>
6401 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
6402 backedges when identifying the single predecessor to take
6403 conditional info from. Use SCEV to get at ranges for loop IVs.
6404 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
6405 avoid false warning.
6407 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
6410 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
6411 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
6412 (avr_address_tiny_absdata_p): New static function.
6413 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
6414 it to determine validity of constant addresses.
6415 (avr_attribute_table) [absdata]: New variable attribute...
6416 (avr_handle_absdata_attribute): ...and handler.
6417 (avr_decl_absdata_p): New static function.
6418 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
6419 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
6420 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
6422 2016-10-24 Richard Biener <rguenther@suse.de>
6424 PR tree-optimization/78076
6425 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
6426 also on the loop tree root.
6428 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6430 * config/i386/i386.c (ix86_fold_builtin): Handle
6431 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
6432 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6433 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
6434 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6436 2016-10-24 Martin Liska <mliska@suse.cz>
6439 * opts.c (finish_options): Skip conditionally.
6441 2016-10-23 Martin Sebor <msebor@redhat.com>
6444 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
6445 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
6447 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6449 * config/sparc/sparc.md (cpu_feature): Minor tweak.
6450 (enabled): Likewise.
6451 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
6452 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
6453 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
6454 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
6455 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
6456 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
6458 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6460 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
6461 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
6463 2016-10-21 Andrew Pinski <apinski@cavium.com>
6465 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
6467 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
6468 implementer_id to unsigned char.
6469 Change part_no to unsigned int.
6470 (AARCH64_BIG_LITTLE): New define.
6471 (INVALID_IMP): New define.
6472 (INVALID_CORE): New define.
6473 (cpu_data): Change the last element's implementer_id and part_no to
6475 (valid_bL_string_p): Rewrite to ..
6476 (valid_bL_core_p): this for integers instead of strings.
6477 (parse_field): New function.
6478 (contains_string_p): Rewrite to ...
6479 (contains_core_p): this for integers and only for the part_no.
6480 (host_detect_local_cpu): Rewrite handling of implementation and
6481 par num to be integers; simplifying the code.
6483 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6485 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
6486 value range for pointers in more cases.
6488 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6490 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
6491 Add extra argument to allow emitting the move immediate.
6492 Use add/sub with positive immediate.
6493 (aarch64_add_constant): Add inline function.
6494 (aarch64_add_sp): Likewise.
6495 (aarch64_sub_sp): Likewise.
6496 (aarch64_expand_prologue): Call aarch64_sub_sp.
6497 (aarch64_expand_epilogue): Call aarch64_add_sp.
6498 Decide when to leave out move.
6499 (aarch64_output_mi_thunk): Call aarch64_add_constant.
6501 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6503 * config/aarch64/aarch64.c (aarch64_layout_frame):
6504 Align FP callee-saves.
6506 2016-10-21 Jakub Jelinek <jakub@redhat.com>
6508 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
6509 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
6511 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6512 _rdseed64_step): Likewise.
6513 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
6516 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
6517 and tree-ssanames.h.
6518 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
6519 with INTEGER_CST argument.
6520 (ix86_gimple_fold_builtin): New function.
6521 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
6523 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
6524 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
6525 (ranges_table_allocated, ranges_table_in_use,
6526 ranges_by_label_allocated, ranges_by_label_in_use,
6527 RANGES_TABLE_INCREMENT): Removed.
6528 (add_ranges_num): Use vec_safe_push into ranges_table.
6529 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
6530 (output_ranges): Adjust for ranges_table and ranges_by_label
6531 conversion from arrays to vec.
6532 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
6533 conversion from arrays to vec.
6534 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
6535 ranges_table_in_use, ranges_by_label_allocated and
6536 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
6538 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
6539 if needed. Re-add origin_die variable and its initialization.
6541 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
6542 even for -fstack-reuse=none, or for volatile vars etc.
6544 2016-10-21 David Malcolm <dmalcolm@redhat.com>
6546 * print-rtl-function.c (flag_compact): Move extern decl to...
6547 * print-rtl.h (flag_compact): ...here.
6548 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
6549 (ASSERT_RTL_DUMP_EQ): New macro.
6550 (selftest::test_dumping_regs): New function.
6551 (selftest::test_dumping_insns): New function.
6552 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
6554 (selftest::rtl_tests_c_tests): Call the new test functions.
6556 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6558 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
6559 (outgoing_edges_match): Likewise.
6560 (try_crossjump_to_edge): Likewise.
6561 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
6562 (rtl_tidy_fallthru_edge): Likewise.
6563 * rtl.h (tablejump_p): Adjust prototype.
6564 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
6566 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6568 * rtl.h (label_ref_label): New function.
6569 (set_label_ref_label): New function.
6570 (LABEL_REF_LABEL): Delete.
6571 * alias.c (rtx_equal_for_memref_p): Adjust.
6572 * cfgbuild.c (make_edges): Likewise.
6573 (purge_dead_tablejump_edges): Likewise.
6574 * cfgexpand.c (convert_debug_memory_address): Likewise.
6575 * cfgrtl.c (patch_jump_insn): Likewise.
6576 * combine.c (distribute_notes): Likewise.
6577 * cse.c (hash_rtx_cb): Likewise.
6578 (exp_equiv_p): Likewise.
6579 (fold_rtx): Likewise.
6580 (check_for_label_ref): Likewise.
6581 * cselib.c (rtx_equal_for_cselib_1): Likewise.
6582 (cselib_hash_rtx): Likewise.
6583 * emit-rtl.c (mark_label_nuses): Likewise.
6584 * explow.c (convert_memory_address_addr_space_1): Likewise.
6585 * final.c (output_asm_label): Likewise.
6586 (output_addr_const): Likewise.
6587 * gcse.c (add_label_notes): Likewise.
6588 * genconfig.c (walk_insn_part): Likewise.
6589 * genrecog.c (validate_pattern): Likewise.
6590 * ifcvt.c (cond_exec_get_condition): Likewise.
6591 (noce_emit_store_flag): Likewise.
6592 (noce_get_alt_condition): Likewise.
6593 (noce_get_condition): Likewise.
6594 * jump.c (maybe_propagate_label_ref): Likewise.
6595 (mark_jump_label_1): Likewise.
6596 (redirect_exp_1): Likewise.
6597 (rtx_renumbered_equal_p): Likewise.
6598 * lra-constraints.c (operands_match_p): Likewise.
6599 * print-rtl.c (print_value): Likewise.
6600 * reload.c (find_reloads): Likewise.
6601 * reload1.c (set_label_offsets): Likewise.
6602 * reorg.c (get_branch_condition): Likewise.
6603 * rtl-tests.c (test_uncond_jump): Likewise.
6604 * rtl.c (rtx_equal_p_cb): Likewise.
6605 (rtx_equal_p): Likewise.
6606 * rtlanal.c (reg_mentioned_p): Likewise.
6607 (rtx_referenced_p): Likewise.
6608 (get_condition): Likewise.
6609 * varasm.c (const_hash_1): Likewise.
6610 (compare_constant): Likewise.
6611 (const_rtx_hash_1): Likewise.
6612 (output_constant_pool_1): Likewise.
6614 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6617 * reload.c (find_valid_class_1): Allow regclass if atleast one
6618 regno in regclass is ok. Compute and use rclass size based on
6619 actually available regnos for mode in rclass.
6621 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
6623 * config/sparc/sparc-modes.def (CCV): New.
6625 * config/sparc/predicates.md (v_comparison_operator): New.
6626 (icc_comparison_operator): Add support for CCV/CCXV.
6627 (xcc_comparison_operator): Likewise.
6628 * config/sparc/sparc.c (output_cbranch): Likewise.
6629 (sparc_print_operand): Likewise.
6630 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6631 (uaddvdi4): New expander.
6632 (addvdi4): Likewise.
6633 (uaddvdi4_sp32): New instruction.
6634 (addvdi4_sp32): Likewise.
6635 (uaddvsi4): New expander.
6636 (addvsi4): Likewise.
6637 (cmp_ccc_plus_sltu_set): New instruction.
6638 (cmp_ccv_plus): Likewise.
6639 (cmp_ccxv_plus): Likewise.
6640 (cmp_ccv_plus_set): Likewise.
6641 (cmp_ccxv_plus_set): Likewise.
6642 (cmp_ccv_plus_sltu_set): Likewise.
6643 (uaddvdi4): New expander.
6644 (subvdi4): Likewise.
6645 (usubdi4_sp32): New instruction.
6646 (subvdi4_sp32): Likewise.
6647 (usubvsi4): New expander.
6648 (subvsi4): Likewise.
6649 (cmpsi_minus_sltu_set): New instruction.
6650 (cmp_ccv_minus): Likewise.
6651 (cmp_ccxv_minus): Likewise.
6652 (cmp_ccv_minus_set): Likewise.
6653 (cmp_ccxv_minus_set): Likewise.
6654 (cmp_ccv_minus_sltu_set): Likewise.
6655 (unegvdi3): New expander.
6656 (negvdi3): Likewise.
6657 (unegdi3_sp32): New instruction.
6658 (negvdi3_sp32): Likewise.
6659 (unegvsi3): New expander.
6660 (negvsi3): Likewise.
6661 (cmp_ccc_neg_sltu_set): New instruction.
6662 (cmp_ccv_neg): Likewise.
6663 (cmp_ccxv_neg): Likewise.
6664 (cmp_ccv_neg_set): Likewise.
6665 (cmp_ccxv_neg_set): Likewise.
6666 (cmp_ccv_neg_sltu_set): Likewise.
6668 * tree-ssa-loop-split.c: Remove trailing spaces.
6669 * match.pd: Likewise.
6671 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6673 PR rtl-optimization/78038
6674 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
6675 be deduced to set REG through the RTL structure.
6676 (make_defs_and_copies_lists): Return false on a failing get_defs call.
6678 2016-10-21 Richard Biener <rguenther@suse.de>
6680 PR tree-optimization/78051
6681 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
6682 and mark replaced if folding did something.
6684 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
6686 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
6687 and "protected" in visibility types.
6688 (rs6000_xcoff_declare_function_name): Fix formatting.
6689 (rs6000_xcoff_declare_object_name): Fix formatting.
6691 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
6693 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
6694 and IX86_BUILTIN_HUGE_VALQ here ...
6695 (ix86_expand_builtin): ... not here.
6697 2016-10-20 Jakub Jelinek <jakub@redhat.com>
6699 * doc/gty.texi (for_user): Use @item next to @findex.
6701 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
6704 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
6705 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
6706 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
6707 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
6708 __builtin_ia32_lzcnt_u16.
6709 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
6710 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
6711 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
6712 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
6713 (bmi_tzcnt_<mode>): New expander.
6714 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6715 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
6716 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
6717 (lzcnt_<mode>): New expander.
6718 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6719 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
6720 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
6721 (UINT64_FTYPE_UINT64): New.
6722 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
6723 (__builtin_ia32_lzcnt_u16): New description.
6724 (__builtin_ia32_lzcnt_u32): Ditto.
6725 (__builtin_ia32_lzcnt_u64): Ditto.
6726 (__builtin_ctzs): Remove description.
6727 (__builtin_ia32_tzcnt_u16): New description.
6728 (__builtin_ia32_tzcnt_u32): Ditto.
6729 (__builtin_ia32_tzcnt_u64): Ditto.
6730 * config/i386/i386.c (ix86_expand_args_builtin): Handle
6731 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
6733 2016-10-20 Martin Liska <mliska@suse.cz>
6736 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
6737 comparison with STMT_UID_NOT_IN_RANGE.
6738 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
6741 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
6743 * compare-elim.c (conforming_compare): Accept UNSPECs.
6744 (find_comparison_dom_walker::before_dom_children): Deal with
6745 instructions both using and killing the flags register.
6746 (equivalent_reg_at_start): New function extracted from...
6747 (try_eliminate_compare): ...here. Use it and add support for
6748 registers and UNSPECs as second operand of the compare.
6749 * config/visium/visium-modes.def (CCV): New.
6750 * config/visium/predicates.md (visium_v_comparison_operator): New.
6751 (visium_branch_operator): Deal with CCV mode.
6752 * config/visium/visium.c (visium_select_cc_mode): Likewise.
6753 (output_cbranch): Likewise.
6754 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6755 (uaddv<mode>4): New expander.
6756 (addv<mode>4): Likewise.
6757 (add<mode>3_insn_set_carry): New instruction.
6758 (add<mode>3_insn_set_overflow): Likewise.
6759 (addsi3_insn_set_overflow): Likewise.
6760 (usubv<mode>4): New expander.
6761 (subv<mode>4): Likewise.
6762 (sub<mode>3_insn_set_carry): New instruction.
6763 (sub<mode>3_insn_set_overflow): Likewise.
6764 (subsi3_insn_set_overflow): Likewise.
6765 (unegv<mode>3): New expander.
6766 (negv<mode>3): Likewise.
6767 (neg<mode>2_insn_set_overflow): New instruction.
6768 (addv_tst<mode>): Likewise.
6769 (subv_tst<mode>): Likewise.
6770 (negv_tst<mode>): Likewise.
6771 (cbranch<mode>4_addv_insn): New splitter and instruction.
6772 (cbranch<mode>4_subv_insn): Likewise.
6773 (cbranch<mode>4_negv_insn): Likewise.
6775 2016-10-20 Richard Biener <rguenther@suse.de>
6777 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
6778 Handle decls possibly not bound.
6779 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
6780 nothing_id for decls that might not be bound if we are interested
6782 (get_constraint_for_component_ref): Deal with that.
6784 2016-10-20 Michael Matz <matz@suse.de>
6787 * common.opt (-fsplit-loops): New flag.
6788 * passes.def (pass_loop_split): Add.
6789 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
6790 (enable_fdo_optimizations): Add loop splitting.
6791 * timevar.def (TV_LOOP_SPLIT): Add.
6792 * tree-pass.h (make_pass_loop_split): Declare.
6793 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
6794 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
6795 * tree-ssa-loop-split.c: New file.
6796 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
6797 * doc/invoke.texi (fsplit-loops): Document.
6798 * doc/passes.texi (Loop optimization): Add paragraph about loop
6801 2016-10-20 Richard Biener <rguenther@suse.de>
6803 * cgraphunit.c (analyze_functions): Set node->definition to
6804 false to signal symbol removal to debug_hooks->late_global_decl.
6805 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
6806 WPA signal symbol removal to the debuginfo machinery.
6807 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
6808 using early_finised to guard the we're called for symbol
6809 removal case look at the symtabs definition flag.
6810 (gen_variable_die): Remove redundant check.
6812 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6814 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
6816 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6818 PR tree-optimization/53979
6819 * match.pd ((a ^ b) | a -> a | b): New pattern.
6821 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
6823 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
6824 config/pa/pa64-hpux-lib.h.
6825 (PA_CRTBEGIN_HACK): Likewise.
6826 (DTOR_LIST_BEGIN): Likewise.
6828 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6830 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6831 register only if "in" and "out" are different registers.
6833 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
6835 * omp-low.c (pass_oacc_device_lower::gate): New method.
6836 (execute): Always call execute_oacc_device_lower.
6838 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6840 PR tree-optimization/77916
6841 PR tree-optimization/77937
6842 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
6844 (insert_initializers): Requirement of initializer for -1 should be
6845 based on pointer-typedness of the candidate basis.
6847 2016-10-19 Bin Cheng <bin.cheng@arm.com>
6849 PR tree-optimization/78005
6850 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
6851 upper (included) bound for niters of prolog loop.
6852 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
6853 Compute niters of scalar loop above which vectorized loop is
6854 preferred, as well as the upper (included) bound for the niters.
6855 (vect_do_peeling): Record niter bound for loops accordingly.
6857 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6860 * tree-core.h (enum tree_index): Put the complex types after their
6862 * tree-streamer.c (verify_common_node_recorded): New function.
6863 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
6865 2016-10-19 Martin Liska <mliska@suse.cz>
6867 * cgraph.h (cgraph_edge::binds_to_current_def_p):
6868 Replace NULL with false as a return value.
6870 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6872 PR tree-optimization/78024
6873 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
6874 don't clear BB_VISITED after processing.
6876 2016-10-19 Richard Biener <rguenther@suse.de>
6878 * domwalk.c (dom_walker::walk): Use RPO order.
6880 2016-10-19 Richard Biener <rguenther@suse.de>
6882 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
6884 (evrp_dom_walker::~evrp_dom_walker): Free it.
6885 (evrp_dom_walker::stmts_to_remove): Add.
6886 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
6887 whose output we fully propagate for removal. Propagate
6888 into BB destination PHI arguments.
6889 (execute_early_vrp): Remove queued stmts. Dump value ranges
6890 before stmt removal.
6892 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
6894 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
6895 * passes.def: Add two instances of pass_walloca.
6896 * tree-pass.h (make_pass_walloca): New.
6897 * gimple-ssa-warn-alloca.c: New file.
6898 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
6899 -Wvla-larger-than= options.
6901 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
6903 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
6904 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
6906 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
6908 * config/rs6000/altivec.h (vec_xl_len): New macro.
6909 (vec_xst_len): New macro.
6910 (vec_cmpnez): New macro.
6911 (vec_cntlz_lsbb): New macro.
6912 (vec_cnttz_lsbb): New macro.
6913 (vec_xlx): New macro.
6914 (vec_xrx): New macro.
6915 (vec_all_nez): New C++ predicate template.
6916 (vec_any_eqz): New C++ predicate template.
6917 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
6918 conditional compilation.
6919 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
6920 conditional compilation.
6921 (vec_all_nez): New macro.
6922 (vec_any_eqz): New macro.
6923 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
6925 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
6927 * config/rs6000/vector.md (VI): Moved this mode iterator
6928 definition from altivec.md to vector.md.
6929 (UNSPEC_NEZ_P): New value.
6930 (vector_ne_<mode>_p): New expansion for implementation of
6931 vec_all_ne and vec_any_eq built-in functions.
6932 (vector_nez_<mode>_p): New expansion for implementation of
6933 vec_all_nez and vec_any_eqz built-in functions.
6934 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
6935 and vec_any_eq built-in function.
6936 (cr6_test_for_zero): New commentary to explain this expansion.
6937 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
6938 (cr6_test_for_lt): New commentary to explain this expansion.
6939 (cr6_test_for_lt_reverse): New commentary to explain this
6941 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6942 overloaded function prototypes for vec_all_ne, vec_all_nez,
6943 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
6944 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
6946 (altivec_resolve_overloaded_builtin): Modify the handling of
6947 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
6948 the compiler is configured to support TARGET_P9_VECTOR.
6949 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
6950 to explain the special processing that is given to predicate
6951 built-ins introduced using this macro.
6952 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
6953 the special processing given to predicate built-ins introduced
6955 (BU_VSX_P): Likewise.
6956 (BU_P8V_AV_P): Likewise.
6957 (BU_P9V_AV_P): Likewise.
6958 (BU_P9V_AV_X): New macro.
6959 (BU_P9V_64BIT_AV_X): New macro.
6960 (BU_P9V_VSX_3): New macro.
6961 (BU_P9V_OVERLOAD_P): New macro.
6962 (LXVL): New BU_P9V_64BIT_VSX_2.
6963 (VEXTUBLX): New BU_P9V_AV_2.
6964 (VEXTUBRX): Likewise.
6965 (VEXTUHLX): Likewise.
6966 (VEXTUHRX): Likewise.
6967 (VEXTUWLX): Likewise.
6968 (VEXTUWRX): Likewise.
6969 (STXVL): New BU_P9V_64BIT_AV_X.
6970 (VCLZLSBB): New BU_P9V_AV_1.
6971 (VCTZLSBB): Likewise.
6972 (CMPNEB): New BU_P9V_AV_2.
6977 (VCMPNEB_P): New BU_P9V_AV_P.
6978 (VCMPNEH_P): Likewise.
6979 (VCMPNEW_P): Likewise.
6980 (VCMPNED_P): Likewise.
6981 (VCMPNEFP_P): Likewise.
6982 (VCMPNEDP_P): Likewise.
6983 (CMPNEZB): New BU_P9V_AV_2.
6984 (CMPNEZH): Likewise.
6985 (CMPNEZW): Likewise.
6986 (VCMPNEZB_P): New BU_P9V_AV_P.
6987 (VCMPNEZH_P): Likewise.
6988 (VCMPNEZW_P): Likewise.
6989 (LXVL): New BU_P9V_OVERLOAD_2.
6990 (STXVL): New BU_P9V_OVERLOAD_3.
6991 (VEXTULX): New BU_P9V_OVERLOAD_2.
6992 (VEXTURX): Likewise.
6994 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
6995 (VCMPNE_P): Likewise.
6996 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
6997 (VCTZLSBB): Likewise.
6998 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
6999 comment to explain mode used for scratch register.
7000 (altivec_expand_stxvl_builtin): New function.
7001 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
7002 (altivec_init_builtins): Add initialized variable
7003 void_ftype_v16qi_pvoid_long and use this type to define the
7004 built-in function __builtin_altivec_stxvl.
7005 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
7006 (UNSPEC_STXVL): New value.
7007 (UNSPEC_VCLZLSBB): New value.
7008 (UNSPEC_VCTZLSBB): New value.
7009 (UNSPEC_VEXTUBLX): New value.
7010 (UNSPEC_VEXTUHLX): New value.
7011 (UNSPEC_VEXTUWLX): New value.
7012 (UNSPEC_VEXTUBRX): New value.
7013 (UNSPEC_VEXTUHRX): New value.
7014 (UNSPEC_VEXTUWRX): New value.
7015 (UNSPEC_VCMPNEB): New value.
7016 (UNSPEC_VCMPNEZB): New value.
7017 (UNSPEC_VCMPNEH): New value.
7018 (UNSPEC_VCMPNEZH): New value.
7019 (UNSPEC_VCMPNEW): New value.
7020 (UNSPEC_VCMPNEZW): New value.
7021 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7022 vector of integer modes.
7023 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7024 vector of float or double modes.
7025 (*vector_nez_<mode>_p): New insn for vector test all not equal or
7027 (lxvl): New expand for load VSX vector with length.
7028 (*lxvl): New insn for load VSX vector with length.
7029 (stxvl): New expand for store VSX vector with length.
7030 (*stxvl): New insn for store VSX vector with length.
7031 (vcmpneb): New insn for vector of byte compare not equal.
7032 (vcmpnezb): New insn for vector of byte compare not equal or zero.
7033 (vcmpneh): New insn for vector of half word compare not equal.
7034 (vcmpnezh): New insn for vector of half word compare not equal or
7036 (vcmpnew): New insn for vector of word compare not equal.
7037 (vcmpne<VSs>): New insn for vector of float or double compare not
7039 (vcmpnezw): New insn for vector of word compare not equal or zero.
7040 (vclzlsbb): New insn for vector count leading zero
7041 least-significant bits byte.
7042 (vctzlsbb): New insn for vector count trailing zero least
7043 signficant bits byte.
7044 (vextublx): New insn for vector extract unsigned byte left
7046 (vextubrx): New insn for vector extract unsigned byte right
7048 (vextuhlx): New insn for vector extract unsigned half word left
7050 (vextuhrx): New insn for vector extract unsigned half word right
7052 (vextuwlx): New insn for vector extract unsigned word left
7054 (vextuwrx): New insn for vector extract unsigned word right
7056 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
7057 clarify intent of this constant.
7058 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
7059 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
7060 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
7061 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
7062 and vec_xrx functions.
7064 2016-10-18 Andrew Pinski <apinski@cavium.com>
7067 * predict.c (is_exit_with_zero_arg): New function.
7068 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
7071 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
7074 * config/i386/i386.c (legitimize_tls_address)
7075 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
7076 convert dest to Pmode if different than Pmode.
7078 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7080 PR tree-optimization/77916
7081 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
7082 stopgap fix, as pointers with -1 increment are still broken.
7084 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
7086 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
7087 mapping class decoration from here...
7088 (rs6000_xcoff_encode_section): ...to here.
7090 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
7091 if shrink-wrapping and optimizing for speed.
7093 2016-10-18 Richard Biener <rguenther@suse.de>
7095 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7096 not visited but non-executable predecessors. Return taken edge.
7097 Simplify conditions and refactor propagation vs. folding step.
7099 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
7101 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
7102 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
7103 (rs6000_get_separate_components): Assert we do not have those
7104 strategies selected.
7106 2016-10-18 Richard Biener <rguenther@suse.de>
7108 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
7109 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
7111 (substitute_and_fold_dom_walker): Adjust constructor.
7112 (substitute_and_fold_dom_walker::before_dom_children): Remove
7113 do_dce flag and handling (always true).
7114 (substitute_and_fold): Likewise.
7115 * tree-vrp.c (vrp_finalize): Adjust.
7116 (execute_early_vrp): Remove final BB_VISITED clearing.
7117 * tree-ssa-ccp.c (ccp_finalize): Adjust.
7118 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7119 * ira.c (ira): Call clear_bb_flags.
7121 2016-10-18 Richard Biener <rguenther@suse.de>
7123 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
7124 get at the operand to look at with TREE_OPERAND for generic
7127 2016-10-18 David Malcolm <dmalcolm@redhat.com>
7129 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
7131 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
7132 (write_test_expr): Use rtx_reader_ptr for calls to
7134 (write_attr_value): Likewise.
7135 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
7136 call to print_md_ptr_loc.
7137 (write_one_condition): Likewise for calls to print_c_condition.
7138 * genconstants.c: Include "statistics.h" and "vec.h".
7139 (main): Update for conversion to member functions.
7140 * genemit.c (emit_c_code): Use rtx_reader_ptr for
7141 call to print_md_ptr_loc.
7142 * genenums.c: Include "statistics.h" and "vec.h".
7143 (main): Update for conversion of traverse_enum_types to a method.
7144 * genmddeps.c: Include "statistics.h" and "vec.h".
7145 * genoutput.c (process_template): Use rtx_reader_ptr for call to
7147 * genpreds.c (write_predicate_subfunction): Likewise.
7148 (write_predicate_expr): Likewise for calls to print_c_condition.
7149 * genrecog.c (print_test): Likewise.
7150 * gensupport.c (process_rtx): Likewise for calls to
7151 copy_md_ptr_loc and join_c_conditions.
7152 (alter_test_for_insn): Likewise for call to join_c_conditions.
7153 (process_substs_on_one_elem): Likewise.
7154 (gen_mnemonic_setattr): Update for move of string_obstack to a
7155 field of rtx_reader.
7156 (mnemonic_htab_callback): Likewise. Fix formatting.
7157 (gen_mnemonic_attr): Likewise.
7158 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
7159 to print_c_condition.
7160 * read-md.c: Include "statistics.h" and "vec.h".
7161 (string_obstack): Convert this global to field "m_string_obstack"
7162 of class rtx_reader.
7163 (ptr_locs): Likewise, as "m_ptr_locs".
7164 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
7165 (joined_conditions): Likewise, as "m_joined_conditions".
7166 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
7167 (md_constants): Likewise, as "m_md_constants".
7168 (enum_types): Likewise, as "m_enum_types".
7169 (set_md_ptr_loc): Convert to...
7170 (rtx_reader::set_md_ptr_loc): ...member function.
7171 (get_md_ptr_loc): Convert to...
7172 (rtx_reader::get_md_ptr_loc): ...member function.
7173 (copy_md_ptr_loc): Convert to...
7174 (rtx_reader::copy_md_ptr_loc): ...member function.
7175 (fprint_md_ptr_loc): Convert to...
7176 (rtx_reader::fprint_md_ptr_loc): ...member function.
7177 (print_md_ptr_loc): Convert to...
7178 (rtx_reader::print_md_ptr_loc): ...member function.
7179 (join_c_conditions): Convert to...
7180 (rtx_reader::join_c_conditions): ...member function.
7181 (fprint_c_condition): Convert to...
7182 (rtx_reader::fprint_c_condition): ...member function.
7183 (print_c_condition): Convert to...
7184 (rtx_reader::print_c_condition): ...member function.
7185 (read_name): Convert to...
7186 (rtx_reader::read_name): ...member function.
7187 (read_escape): Convert to...
7188 (rtx_reader::read_escape): ...member function.
7189 (read_quoted_string): Convert to...
7190 (rtx_reader::read_quoted_string): ...member function.
7191 (read_braced_string): Convert to...
7192 (rtx_reader::read_braced_string): ...member function.
7193 (read_string): Convert to...
7194 (rtx_reader::read_string): ...member function.
7195 (read_skip_construct): Convert to...
7196 (rtx_reader::read_skip_construct): ...member function.
7197 (handle_constants): Convert to...
7198 (rtx_reader::handle_constants): ...member function.
7199 (traverse_md_constants): Convert to...
7200 (rtx_reader::traverse_md_constants): ...member function.
7201 (handle_enum): Convert to...
7202 (rtx_reader::handle_enum): ...member function.
7203 (lookup_enum_type): Convert to...
7204 (rtx_reader::lookup_enum_type): ...member function.
7205 (traverse_enum_types): Convert to...
7206 (rtx_reader::traverse_enum_types): ...member function.
7207 (rtx_reader::rtx_reader): Move initializations
7208 of various former global data from rtx_reader::read_md_files to
7209 here, as fields, along with the call to unlock_std_streams.
7210 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7212 (rtx_reader::read_md_files): Move initializations of various
7213 global data from here to the ctor.
7214 * read-md.h (read_name): Convert to...
7215 (rtx_reader::read_name): ...member function.
7216 (rtx_reader::read_escape): New method decl.
7217 (read_quoted_string): Convert to...
7218 (rtx_reader::read_quoted_string): ...member function.
7219 (rtx_reader::read_braced_string): New method decl.
7220 (read_string): Convert to...
7221 (rtx_reader::read_string): ...member function.
7222 (rtx_reader::read_skip_construct): New method decl.
7223 (rtx_reader::set_md_ptr_loc): New method decl.
7224 (rtx_reader::get_md_ptr_loc): New method decl.
7225 (copy_md_ptr_loc): Convert to...
7226 (rtx_reader::copy_md_ptr_loc): ...member function.
7227 (fprint_md_ptr_loc): Convert to...
7228 (rtx_reader::fprint_md_ptr_loc): ...member function.
7229 (print_md_ptr_loc): Convert to...
7230 (rtx_reader::print_md_ptr_loc): ...member function.
7231 (rtx_reader::lookup_enum_type): New method decl.
7232 (rtx_reader::traverse_enum_types): New method decl.
7233 (rtx_reader::handle_constants): New method decl.
7234 (traverse_md_constants): Convert to...
7235 (rtx_reader::traverse_md_constants): ...member function.
7236 (rtx_reader::handle_enum): New method decl.
7237 (rtx_reader::join_c_conditions): New method decl.
7238 (fprint_c_condition): Convert to...
7239 (rtx_reader::fprint_c_condition): ...member function.
7240 (print_c_condition): Convert to...
7241 (rtx_reader::print_c_condition): ...member function.
7242 (rtx_reader::apply_iterator_to_string): New method decl.
7243 (rtx_reader::copy_rtx_for_iterators): New method decl.
7244 (rtx_reader::read_conditions): New method decl.
7245 (rtx_reader::record_potential_iterator_use): New method decl.
7246 (rtx_reader::read_mapping): New method decl.
7247 (rtx_reader::read_rtx): New method decl.
7248 (rtx_reader::read_rtx_code): New method decl.
7249 (rtx_reader::read_rtx_operand): New method decl.
7250 (rtx_reader::read_nested_rtx): New method decl.
7251 (rtx_reader::read_rtx_variadic): New method decl.
7252 (rtx_reader::get_string_obstack): New method.
7253 (rtx_reader::get_md_constants): New method.
7254 (string_obstack): Convert global variable decl to...
7255 (rtx_reader::m_string_obstack): ...this new field.
7256 (rtx_reader::m_ptr_locs): New field.
7257 (rtx_reader::m_ptr_loc_obstack): New field.
7258 (rtx_reader::m_joined_conditions): New field.
7259 (rtx_reader::m_joined_conditions_obstack): New field.
7260 (rtx_reader::m_md_constants): New field.
7261 (rtx_reader::m_enum_types): New field.
7262 * read-rtl.c (apply_iterator_to_string): Convert to...
7263 (rtx_reader::apply_iterator_to_string): ...member function.
7264 (copy_rtx_for_iterators): Convert to...
7265 (rtx_reader::copy_rtx_for_iterators): ...member function.
7266 (add_condition_to_string): Use rtx_reader_ptr for
7267 calls join_c_conditions.
7268 (apply_iterators): Use rtx_reader_ptr for calls to
7269 join_c_conditions and copy_rtx_for_iterators.
7270 (read_conditions): Convert to...
7271 (rtx_reader::read_conditions): ...member function.
7272 (record_potential_iterator_use): Convert to...
7273 (rtx_reader::record_potential_iterator_use): ...member function.
7274 (read_mapping): Convert to...
7275 (rtx_reader::read_mapping): ...member function.
7276 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
7277 (read_rtx): Convert to...
7278 (rtx_reader::read_rtx): ...member function.
7279 (read_rtx_code): Convert to...
7280 (rtx_reader::read_rtx_code): ...member function.
7281 (read_rtx_operand): Convert to...
7282 (rtx_reader::read_rtx_operand): ...member function. Update for move
7283 of string_obstack to a field.
7284 (read_nested_rtx): Convert to..
7285 (rtx_reader::read_nested_rtx): ...member function.
7286 (read_rtx_variadic): Convert to..
7287 (rtx_reader::read_rtx_variadic): ...member function.
7289 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7291 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
7293 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7295 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
7296 for pointer type too.
7297 (ipcp_update_vr): set_ptr_nonnull for pointer.
7299 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7301 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
7302 pt_solution_singleton_p.
7303 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
7304 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
7305 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
7306 pointer nonnull computed by VRP.
7307 Also Conservatively set pt.null to 1.
7308 (pt_solution_reset): Conservatively set pt.null to 1.
7309 (pt_solution_singleton_or_null_p): Renamed from
7310 pt_solution_singleton_p.
7311 * tree-ssanames.h (set_ptr_nonnull): Declare.
7312 (get_ptr_nonnull): Likewise.
7313 * tree-ssanames.c (set_ptr_nonnull): New.
7314 (get_ptr_nonnull): Likewise.
7315 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
7316 (evrp_dom_walker::before_dom_children): Likewise.
7318 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7320 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7321 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7322 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7323 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7324 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
7325 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7326 (rs6000_option_override_internal): Clear it if ABI_AIX.
7327 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7328 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
7330 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7332 * gimple-ssa-strength-reduction.c (record_increment): Remove
7335 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7337 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
7338 that the result is non-zero if it is true.
7339 (maybe_expand_shift): New wrapper around expand_shift_1.
7340 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
7342 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7344 PR tree-optimization/77916
7345 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
7346 Don't allow a MINUS_EXPR for pointer arithmetic for either known
7348 (record_increment): Increments of -1 for unknown strides just use
7349 a multiply initializer like other negative values.
7350 (analyze_increments): Remove stopgap solution for -1 increment
7351 applied to pointer arithmetic.
7353 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
7355 * dominance.c (dom_info::dom_info): Add new constructor for region
7356 which is vector of basic blocks.
7357 (dom_init): New method to initialize members common for both
7359 (dom_info::dom_info): Invoke dom_init for partial initialization.
7360 (dom_info::get_idom): Add check to corner cases on basic blocks which
7362 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
7363 to detect unreachable bbs.
7364 (dom_info::calc_idoms): Likewise.
7365 (compute_dom_fast_query_in_region): New function.
7366 (calculate_dominance_info_for_region): Likewise.
7367 (free_dominance_info_for_region): Likewise.
7368 * dominance.h: Add prototypes for introduced region-based functions
7369 * tree-if-conv.c (build_region): New function.
7370 (if_convertible_loop_p_1): Invoke local version of post-dominators
7371 calculation before basic block predication with subsequent freeing
7372 post-dominator info.
7373 (tree_if_conversion): Remove free of post-dominator info
7374 (pass_if_conversion::execute): Delete detection of infinite loops
7375 and fake edges to exit block since post-dominator calculation is
7376 performed per if-converted loop only.
7378 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
7381 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7382 register explicitly.
7383 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
7384 optimizing for size.
7386 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7388 * config/aarch64/aarch64.c: Delete inclusion of
7389 cortex-a57-fma-steering.h.
7390 (aarch64_override_options): Delete call
7391 to aarch64_register_fma_steering.
7392 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
7393 * config/aarch64/cortex-a57-fma-steering.h: Delete.
7394 * config/aarch64/aarch64-passes.def: New file.
7395 * config/aarch64/cortex-a57-fma-steering.c
7396 (aarch64_register_fma_steering): Delete definition.
7397 (make_pass_fma_steering): Remove static qualifier.
7398 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
7399 (cortex-a57-fma-steering.o): Remove dependency on
7400 cortex-a57-fma-steering.h.
7402 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7404 * explow.c (validize_mem): Do not modify the argument in-place.
7406 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
7408 * tree-streamer.c (record_common_node): Explicitly list expected
7411 2016-10-17 Richard Biener <rguenther@suse.de>
7413 PR tree-optimization/77988
7414 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
7416 2016-10-17 Marek Polacek <polacek@redhat.com>
7418 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
7420 2016-10-17 Richard Biener <rguenther@suse.de>
7422 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
7425 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7427 PR tree-optimization/71636
7428 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
7430 2016-10-17 Richard Biener <rguenther@suse.de>
7432 * gimplify.c (gimplify_function_tree): Do not move the outer
7435 2016-10-17 Jakub Jelinek <jakub@redhat.com>
7437 * langhooks.h (struct lang_hooks_for_decls): Remove
7438 function_decl_explicit_p, function_decl_deleted_p and
7439 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
7440 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
7441 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7442 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
7443 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
7444 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
7445 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7446 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
7447 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
7448 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
7449 * langhooks.c (lhd_decl_dwarf_attribute): New function.
7450 * dwarf2out.c (gen_subprogram_die): Use
7451 lang_hooks.decls.decl_dwarf_attribute instead of
7452 lang_hooks.decls.function_decl_*.
7454 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7458 * common.opt (-ftrampolines): New option.
7459 * doc/invoke.texi (Code Gen Options): Document it.
7460 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
7461 * doc/tm.texi: Regenerate.
7462 * builtins.def: Add init_descriptor and adjust_descriptor.
7463 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
7464 on platforms with descriptors.
7465 (expand_builtin_init_descriptor): New function.
7466 (expand_builtin_adjust_descriptor): Likewise.
7467 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
7468 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
7469 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
7470 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
7471 Set STATIC_CHAIN_REG_P on the static chain register, if any.
7472 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
7473 (expand_call): Likewise. Move around call to prepare_call_address
7474 and pass all flags to it.
7475 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
7476 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
7477 (gimple_call_set_by_descriptor): New setter.
7478 (gimple_call_by_descriptor_p): New getter.
7479 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
7480 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
7481 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
7482 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7483 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
7484 * rtl.h (STATIC_CHAIN_REG_P): New macro.
7485 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
7486 * target.def (custom_function_descriptors): New POD hook.
7487 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
7488 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
7489 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
7490 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
7491 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
7492 (build_common_builtin_nodes): Initialize init_descriptor and
7494 * tree-nested.c: Include target.h.
7495 (struct nesting_info): Add 'any_descr_created' field.
7496 (get_descriptor_type): New function.
7497 (lookup_element_for_decl): New function extracted from...
7498 (create_field_for_decl): Likewise.
7499 (lookup_tramp_for_decl): ...here. Adjust.
7500 (lookup_descr_for_decl): New function.
7501 (convert_tramp_reference_op): Deal with descriptors.
7502 (build_init_call_stmt): New function extracted from...
7503 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
7504 * defaults.h (FUNCTION_ALIGNMENT): Define.
7505 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
7506 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7507 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7508 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
7509 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7511 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7513 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
7514 constants in CONST_VECTORs.
7516 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7518 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
7519 register as destination of bmask.
7520 (vector_init_bshuffle): Likewise.
7521 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
7522 (bmaskdi_vis): Enable only in 64-bit mode.
7524 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
7526 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
7527 make LR a separately shrink-wrapped component unless savres_strategy
7528 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
7529 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
7530 wrapping when not both {SAVE,REST}_INLINE_GPRS.
7532 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7534 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
7535 and keep looping on failure.
7537 2016-10-14 David Malcolm <dmalcolm@redhat.com>
7539 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
7541 (print_rtx_function): Update example in comment for...
7542 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
7543 non-virtual pseudos with a '%' sigil followed by the regno, offset
7544 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
7545 pseudo is dumped as "%0".
7547 2016-10-14 Jakub Jelinek <jakub@redhat.com>
7550 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
7553 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
7555 * config/sparc/sparc-passes.def: New file.
7556 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
7557 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
7558 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
7560 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7562 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
7563 loop peel to loops with exit test at the beginning.
7565 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7567 PR rtl-optimization/68212
7568 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
7569 frequency when computing scale factor for peeled copies.
7570 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
7571 values for switch/peel blocks/edges.
7573 2016-10-14 Pedro Alves <palves@redhat.com>
7575 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
7577 2016-10-14 Catherine Moore <clm@codesourcery.com>
7579 * config/mips/mips.c (mips_prepare_pch_save): Initialize
7580 micromips_globals to zero.
7582 2016-10-14 Richard Biener <rguenther@suse.de>
7584 PR tree-optimization/77979
7585 * tree-vrp.c (compare_name_with_value): Handle released SSA names
7586 in the equivalency sets.
7587 (compare_names): Likewise.
7589 2016-10-14 Martin Liska <mliska@suse.cz>
7591 * builtins.h(target_char_cst_p): Declare the function.
7592 * builtins.c (fold_builtin_memchr): Remove.
7593 (target_char_cst_p): Move the function from gimple-fold.c.
7594 (fold_builtin_3): Do not call the function.
7595 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
7596 (gimple_fold_builtin): Call the function.
7597 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
7599 2016-10-14 Martin Liska <mliska@suse.cz>
7601 * builtins.c (fold_builtin_strcmp): Remove function.
7602 (fold_builtin_strncmp): Likewise.
7603 (fold_builtin_2): Remove call of the function.
7604 (fold_builtin_3): Likewise.
7605 * fold-const-call.c (fold_const_call): Add constant folding
7606 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
7607 * fold-const-call.h (build_cmp_result): Declare the function.
7608 * gimple-fold.c (gimple_load_first_char): New function.
7609 (gimple_fold_builtin_string_compare): Likewise.
7610 (gimple_fold_builtin): Call the function.
7612 2016-10-14 Nathan Sidwell <nathan@acm.org>
7614 * gcov-io.c (gcov_open): Deconstify 'mode'.
7616 2016-10-14 Martin Liska <mliska@suse.cz>
7618 * fold-const.c (c_getstr): Support of properly \0-terminated
7619 string constants. New argument is added.
7620 * fold-const.h: New argument is added.
7622 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7624 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
7626 (aarch64_print_hint_for_core): Likewise.
7627 (aarch64_print_hint_for_arch): Likewise.
7628 (aarch64_validate_march): Use it. Fix indentation in type signature.
7629 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
7630 (aarch64_validate_mtune): Likewise.
7631 (aarch64_handle_attr_arch): Likewise.
7632 (aarch64_handle_attr_cpu): Likewise.
7633 (aarch64_handle_attr_tune): Likewise.
7635 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7637 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
7640 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
7642 * config/m68k/m68k.c (m68k_option_override): Check
7643 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
7644 instead of stack_limit_rtx.
7646 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7648 * dwarf2out.c (gen_member_die): Handle inline static data member
7651 2016-10-13 Nathan Sidwell <nathan@acm.org>
7653 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
7654 gcov_var.mode. Remove unnecessary fstat.
7656 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
7659 * function.c (thread_prologue_and_epilogue_insns): Call all
7660 make_*logue_seq in the same order as traditional. Call them
7661 all a second time if shrink_wrapped_separate.
7663 2016-10-13 Marek Polacek <polacek@redhat.com>
7665 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7666 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
7669 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7671 PR tree-optimization/77937
7672 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
7673 to infinite when we have a pointer with an increment of -1.
7675 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7677 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
7679 * memmodel.h: This file.
7680 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
7681 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
7682 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
7683 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
7684 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
7685 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
7686 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
7687 compare-elim.c, config/aarch64/aarch64-builtins.c,
7688 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
7689 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
7690 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
7691 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
7692 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
7693 config/darwin.c, config/epiphany/epiphany.c,
7694 config/epiphany/mode-switch-use.c,
7695 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
7696 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
7697 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
7698 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
7699 config/m68k/m68k.c, config/mcore/mcore.c,
7700 config/microblaze/microblaze.c, config/mmix/mmix.c,
7701 config/mn10300/mn10300.c, config/moxie/moxie.c,
7702 config/msp430/msp430.c, config/nds32/nds32-cost.c,
7703 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
7704 config/nds32/nds32-memory-manipulation.c,
7705 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
7706 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
7707 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
7708 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
7709 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
7710 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
7711 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
7712 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
7713 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
7714 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
7715 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
7716 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
7717 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
7718 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
7719 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
7720 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
7721 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
7722 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
7723 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
7724 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
7725 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
7726 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
7727 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
7728 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
7729 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
7730 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
7731 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
7732 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
7733 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
7734 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
7735 var-tracking.c, varasm.c: Include memmodel.h.
7736 * genattrtab.c (write_header): Include memmodel.h in generated file.
7737 * genautomata.c (main): Likewise.
7738 * gengtype.c (open_base_files): Likewise.
7739 * genopinit.c (main): Likewise.
7740 * genconditions.c (write_header): Include memmodel.h earlier in
7742 * genemit.c (main): Likewise.
7743 * genoutput.c (output_prologue): Likewise.
7744 * genpeep.c (main): Likewise.
7745 * genpreds.c (write_insn_preds_c): Likewise.
7746 * genrecog.c (write_header): Likewise.
7747 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
7749 2016-10-13 David Malcolm <dmalcolm@redhat.com>
7751 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
7752 for new "compact" param of print_rtx_function. Check for "cinsn"
7754 * print-rtl-function.c (flag_compact): New decl.
7755 (print_rtx_function): Add param "compact" and use it to set
7756 flag_compact, adding a description of the effect to the leading
7757 comment, and updating the example output.
7758 * print-rtl.c (flag_compact): New variable.
7759 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
7761 (print_rtx_operand_code_i): When printing source locations, wrap
7762 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
7763 (print_rtx_operand_code_r): Don't print regnos for hard regs and
7764 virtuals in compact mode.
7765 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
7766 apart from in LABEL_REFs.
7767 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
7768 Don't print basic block ids in compact mode.
7769 (print_rtx): In compact mode, prefix the code of insns with "c",
7770 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
7771 * print-rtl.h (print_rtx_function): Add "compact" param.
7773 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7775 * arm.h (TARGET_VFP): Delete.
7776 (TARGET_VFPD32): Remove references to TARGET_VFP.
7777 (TARGET_VFP3, TARGET_VFP5): Likewise.
7778 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
7779 (TARGET_NEON_FP16): Likewise.
7780 (TARGET_FMA): Likewise.
7781 (TARGET_CRYPTO): Likewise.
7782 (TARGET_NEON): Likewise.
7783 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7784 (FUNCTION_ARG_REGNO_P): Likewise.
7785 * arm.c (arm_option_check_internal): Likewise.
7786 (arm_option_override): Likewise.
7787 (use_return_insn): Likewise.
7788 (arm_function_value_regno_p): Likewise.
7789 (arm_apply_result_size): Likewise.
7790 (use_vfp_abi): Likewise.
7791 (arm_legitimate_address_outer_p): Likewise.
7792 (thumb2_legitimate_address_p): Likewise.
7793 (arm_legitimate_index_p): Likewise.
7794 (thumb2_legitimate_index_p): Likewise.
7795 (arm_legitimate_address): Likewise.
7796 (arm_get_vfp_saved_size): Likewise.
7797 (arm_emit_vfp_multi_reg_pop): Likewise.
7798 (arm_get_frame_offsets): Likewise.
7799 (arm_save_coproc_regs): Likewise.
7800 (arm_hard_regno_mode_ok): Likewise.
7801 (arm_expand_epilogue_apcs_frame): Likewise.
7802 (arm_expand_epilogue): Likewise.
7803 (arm_file_start): Likewise.
7804 (arm_conditional_register_usage): Likewise.
7805 (arm_validize_comparison): Use vfp_compare_operand directly.
7806 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
7807 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
7809 (arm_atomic_assign_expand_fenv): Likewise.
7810 * arm.md (divsf3): Likewise.
7811 (arm_negsi2): Likewise.
7813 (arm_movdi): Likewise.
7814 (arm_movt): Likewise.
7815 (cbranchsf4): Change predicate to vfp_compare_operand.
7816 (cbranchdf4): Change predicate to vfp_compare_operand.
7817 (cstorehf4): Change predicate to vfp_compare_operand.
7818 (cstoresf4): Change predicate to vfp_compare_operand.
7819 (cstoredf4): Change predicate to vfp_compare_operand.
7820 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
7821 (movhi_insn_arch4, movhi_bytes): Likewise.
7822 * constraints.md (Dt): Likewise.
7824 * iterators.md (SDF): Likewise.
7825 * predicates.md (arm_float_compare_operand): Delete.
7826 (const_double_vcvt_power_of_two_reciprocal): Remove references to
7828 (const_double_vcvt_power_of_two): Likewise.
7829 * thumb2.md thumb2_movsi_insn): Likewise.
7830 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
7831 (movhf_vfp): Likewise.
7832 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
7833 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
7834 (movsf_vfp, thumb2_movsf_vfp): Likewise.
7835 (movdf_vfp, thumb2_movdf_vfp): Likewise.
7836 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
7837 (subsf3_vfp, divsf3_vfp): Likewise.
7838 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
7839 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
7840 (mulsf3negsfsubsf_vfp): Likewise.
7841 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
7842 (floatunssisf2, sqrtsf2_vfp): Likewise.
7843 (movcc_vfp): Likewise.
7844 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
7845 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
7846 (push_multi_vfp): Likewise.
7847 (set_fpscr, get_fpscr): Likewise.
7848 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
7850 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7852 * arm.h (TARGET_VFP): Unconditionally define to 1.
7853 (arm_fpu_desc): Remove 'model' field.
7854 (TARGET_FPU_MODEL): Delete.
7855 * arm.c (all_fpus): Don't initialize the model field.
7856 (arm_can_inline_p): Don't check the FPU model.
7857 * arm-fpus.def: Remove redundant model field from all FPU
7860 2016-10-13 Richard Biener <rguenther@suse.de>
7863 * genmatch.c (struct capture): Add value_match member.
7864 (commutate): Preserve value_match.
7865 (lower_opt_convert): Likewise.
7866 (lower_cond): Likewise.
7867 (replace_id): Likewise.
7868 (struct dt_operand): Add value_match member.
7869 (decision_tree::cmp_node): Compare it.
7870 (decision_tree::insert_operand): Honor it when finding and
7871 when appending a DT_MATCH.
7872 (dt_operand::gen_match_op): Generate a type check after
7873 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
7874 (parser::get_internal_capture_id): New helper.
7875 (parser::finish_match_operand): New function lowering @@<id>.
7876 (parser::parse_capture): Parse @@<id> as value-match.
7877 (parser::parse_expr): Use get_internal_capture_id.
7878 (parser::parse_simplify): Call finish_match_operand.
7879 (walk_captures): New helper.
7880 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
7882 ((X /[ex] A) * A -> X): Likewise.
7883 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
7884 convert[12] and value-matching.
7885 ((A | B) & (A | C) -> A | (B & C)): Likewise.
7886 ((X | Y) | Y -> X | Y): Likewise.
7887 ((X ^ Y) ^ Y -> X): Likewise.
7888 (A - (A & B) -> ~B & A): Likewise.
7889 ((T)(P + A) - (T)P -> (T) A): Likewise.
7890 ((T)P - (T)(P + A) -> -(T) A): Likewise.
7891 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
7892 * doc/match-and-simplify.texi: Amend capture section.
7894 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7896 * config/arc/arc.md (umul_600): Remove predicated variant.
7897 (umul64_600): Likewise.
7899 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7901 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
7903 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7905 * tree-vect-loop.c (loop_niters_no_overflow): New func.
7906 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
7907 no-overflow information to vect_do_peeling_for_loop_bound and
7908 vect_gen_vector_loop_niters.
7910 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7912 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
7915 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7917 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
7918 adjust_vec automatically.
7919 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
7920 param exit_bb to guard_to.
7921 (slpeel_checking_verify_cfg_after_peeling):
7922 (set_prologue_iterations):
7923 (create_lcssa_for_virtual_phi): New func which is factored out from
7924 slpeel_tree_peel_loop_to_edge.
7925 (slpeel_tree_peel_loop_to_edge):
7926 (iv_phi_p): New func.
7927 (vect_can_advance_ivs_p): Call iv_phi_p.
7928 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
7929 new gimple stmts in basic block.
7930 (vect_gen_niters_for_prolog_loop): Rename to...
7931 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
7932 adjust implementation.
7933 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
7934 sizetype if necessary.
7935 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
7936 it to external function.
7937 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
7938 (vect_gen_vector_loop_niters_mult_vf): New.
7939 (slpeel_update_phi_nodes_for_loops): New.
7940 (slpeel_update_phi_nodes_for_guard1): Reimplement.
7941 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
7942 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
7943 * tree-vect-loop.c (vect_build_loop_niters): Move to file
7944 tree-vect-loop-manip.c
7945 (vect_generate_tmps_on_preheader): Delete.
7946 (vect_transform_loop): Rename vectorization_factor to vf. Call
7947 vect_do_peeling instead of vect_do_peeling-* functions.
7948 * tree-vectorizer.h (vect_do_peeling): New decl.
7949 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
7950 (vect_do_peeling_for_loop_bound): Delete.
7951 (vect_do_peeling_for_alignment): Delete.
7953 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7955 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
7956 duplicated loop after its preheader and after the original loop.
7958 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7960 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
7961 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
7963 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7965 * tree-vect-loop.c (vectorizable_live_operation): Support handling
7966 for live variable outside loop but not in lcssa form.
7968 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7970 * cfg.c (reset_original_copy_tables): New func.
7971 * cfg.h (reset_original_copy_tables): New decl.
7973 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7976 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
7978 * varasm.c (default_binds_local_p_3): Formatting fix.
7980 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7982 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
7984 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
7985 Remove useless code.
7987 2016-10-13 Martin Liska <mliska@suse.cz>
7989 PR tree-optimization/77943
7990 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
7991 a different EH landing pads.
7993 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7996 * hooks.h (hook_tree_void_null): Declare.
7997 * hooks.c (hook_tree_void_null): New function.
7998 * langhooks.c (lhd_return_null_tree_v): Remove.
7999 * langhooks-def.h (lhd_return_null_tree_v): Remove.
8000 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
8001 set y to const0_rtx.
8002 * function.c (stack_protect_epilogue): Likewise.
8003 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
8004 if TARGET_THREAD_SSP_OFFSET is defined.
8005 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8006 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8007 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8008 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8009 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8010 (ix86_stack_protect_guard): New function.
8012 2016-10-13 Richard Biener <rguenther@suse.de>
8014 * dwarf2out.c (tree_add_const_value_attribute): Do not try
8015 rtl_for_decl_init during early phase.
8016 (gen_variable_die): Do not create locations during early phase.
8017 (gen_label_die): Likewise.
8018 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
8021 2016-10-12 Richard Biener <rguenther@suse.de>
8023 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
8024 try_add_new_range and made to eturn new range.
8025 (evrp_dom_walker::before_dom_children): Push op1 value range before
8026 pushing op0 value range.
8028 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8030 PR tree-optimization/77937
8031 * gimple-ssa-strength-reduction.c (analyze_increments): Use
8032 POINTER_TYPE_P on the candidate type to determine whether
8033 candidates in this chain require pointer arithmetic.
8035 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
8037 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
8038 correction if the type is smaller than a word.
8039 (visium_select_cc_mode): Add ... fall through ... comment.
8041 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8043 * config/rs6000/rs6000.c (machine_function): Add new fields
8044 gpr_is_wrapped_separately and lr_is_wrapped_separately.
8045 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
8046 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
8047 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
8048 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
8049 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
8050 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
8051 (rs6000_get_separate_components): New function.
8052 (rs6000_components_for_bb): New function.
8053 (rs6000_disqualify_components): New function.
8054 (rs6000_emit_prologue_components): New function.
8055 (rs6000_emit_epilogue_components): New function.
8056 (rs6000_set_handled_components): New function.
8057 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
8058 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
8059 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
8060 (rs6000_emit_epilogue): Don't emit GPR restores if
8061 gpr_is_wrapped_separately for that register. Don't make a
8062 REG_CFA_RESTORE note for registers we did not restore, either.
8064 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8066 * function.c (thread_prologue_and_epilogue_insns): Call
8067 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
8068 if it has possibly changed. Compute the split_prologue_seq and
8069 epilogue_seq later, too.
8070 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
8071 (dump_components): New function.
8072 (struct sw): New struct.
8074 (init_separate_shrink_wrap): New function.
8075 (fini_separate_shrink_wrap): New function.
8076 (place_prologue_for_one_component): New function.
8077 (spread_components): New function.
8078 (disqualify_problematic_components): New function.
8079 (emit_common_heads_for_components): New function.
8080 (emit_common_tails_for_components): New function.
8081 (insert_prologue_epilogue_for_components): New function.
8082 (try_shrink_wrapping_separate): New function.
8083 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
8085 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8087 * regrename.c (build_def_use): Invalidate chains that have a
8088 REG_CFA_RESTORE on some instruction.
8090 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8092 * dce.c (delete_unmarked_insns): Don't delete instructions with
8093 a REG_CFA_RESTORE note.
8095 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8097 * common.opt (-fshrink-wrap-separate): New flag.
8098 * doc/invoke.texi: Document it.
8099 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
8100 * doc/tm.texi: Regenerate.
8101 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
8102 * target.def (shrink_wrap): New hook vector.
8103 (get_separate_components, components_for_bb, disqualify_components,
8104 emit_prologue_components, emit_epilogue_components,
8105 set_handled_components): New hooks.
8107 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8109 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
8110 vector return by reference only if -Wpsabi.
8111 (rs6000_pass_by_reference): Similarly, for argument passing.
8113 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8115 * function-tests.c: Include "print-rtl.h".
8116 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
8117 function, and verify what is dumped.
8118 * print-rtl-function.c (print_edge): New function.
8119 (begin_any_block): New function.
8120 (end_any_block): New function.
8121 (can_have_basic_block_p): New function.
8122 (print_rtx_function): Track the basic blocks of insns in the
8123 chain, wrapping those that are within blocks within "(block)"
8124 directives. Remove the "(cfg)" directive.
8126 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8128 * selftest.c (selftest::read_file): New function.
8129 (selftest::test_read_file): New function.
8130 (selftest::selftest_c_tests): Call test_read_file.
8131 * selftest.h (selftest::read_file): New decl.
8133 2016-10-12 Richard Biener <rguenther@suse.de>
8136 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
8139 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
8141 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
8143 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
8144 dwarf2out_assembly_start.
8146 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
8148 * Makefile.in (SELFTEST_FLAGS): New variable.
8149 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
8151 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
8154 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
8156 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
8157 dumped in RTL dumps.
8159 2016-10-12 Martin Liska <mliska@suse.cz>
8161 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
8162 (gimple_fold_builtin_memory_op): Use the function.
8163 (gimple_fold_builtin_strchr): Likewise.
8164 (gimple_fold_builtin_strcat): Likewise.
8165 (gimple_build): Likewise.
8167 2016-10-12 Nathan Sidwell <nathan@acm.org>
8169 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
8171 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8173 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
8174 equivalent 32-bit constant (modulo 2**32) when that yields
8175 smaller instructions.
8176 (size_of_int_loc_descriptor): Update accordingly.
8178 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8180 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8181 functions, call dwarf2out_decl on the parent function first.
8183 2016-10-12 Richard Biener <rguenther@suse.de>
8185 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8188 2016-10-12 Richard Biener <rguenther@suse.de>
8190 * tree-ssa-propagate.c
8191 (substitute_and_fold_dom_walker::before_dom_children): Do not
8192 ignore ASSERT_EXPRs but only preserve them.
8193 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8194 that have been propagated into.
8195 (vrp_finalize): Enable DCE for substitute_and_fold.
8197 2016-10-12 Richard Biener <rguenther@suse.de>
8199 PR tree-optimization/77920
8200 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8201 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8202 (simplify_abs_using_ranges): Likewise.
8203 (simplify_conversion_using_ranges): Likewise.
8204 (simplify_stmt_using_ranges): Adjust.
8206 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8208 PR tree-optimization/77929
8209 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8210 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8212 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8215 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8216 needs a base register for arg 1.
8218 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8220 * common.opt (Wimplicit-fallthrough) Turn into alias to
8221 -Wimplicit-fallthrough=3. Remove EnabledBy.
8222 (Wimplicit-fallthrough=): New option.
8223 * gimplify.c (warn_implicit_fallthrough_r): Use
8224 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8225 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8226 to -Wimplicit-fallthrough=3.
8227 (-Wimplicit-fallthrough=): Document.
8229 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8231 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8232 and GEU in DImode if TARGET_SUBXC.
8233 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8234 (seqdi<W:mode>_zero_subxc): Delete.
8235 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8236 (neg_seqdi<W:mode>_zero_vis3): Delete.
8237 (plus_seqdi<W:mode>_zero): Likewise.
8238 (minus_seqdi<W:mode>_zero): Likewise.
8239 (plus_plus_sltu<W:mode>): Accept only register.
8240 (addx<W:mode>): Likewise.
8241 (plus_sltu<W:mode>_vis3): Likewise.
8242 (plus_plus_sltu<W:mode>_vis3): Likewise.
8243 (neg_sgeu<W:mode>_vis3): Delete.
8244 (minus_sgeu<W:mode>_vis3): Likewise.
8245 (addxc<W:mode>): Accept only registers.
8246 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8247 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8248 (neg_plus_sltu<W:mode>_subxc): Likewise.
8249 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8250 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8251 (sgeu<W:mode>_insn_subxc): Delete.
8252 (plus_sgeu<W:mode>_subxc): Likewise.
8253 (subxc<W:mode>): Accept only register.
8254 (scc splitter): Split always GEU again.
8256 2016-10-11 Jeff Law <law@redhat.com>
8258 PR tree-optimization/77424
8259 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8260 dead conditionals. Assert that all e->aux fields are NULL.
8262 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8264 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8265 operand-printing "switch" statement into...
8266 (print_rtx_operand_code_0): ...this new function, ...
8267 (print_rtx_operand_code_e): ...this new function, ...
8268 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8269 (print_rtx_operand_code_i): ...this new function, ...
8270 (print_rtx_operand_code_r): ...this new function, ...
8271 (print_rtx_operand_code_u): ...this new function, ...
8272 (print_rtx_operand): ...and this new function.
8274 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
8276 * config/alpha/alpha-passes.def: New file.
8277 * config/alpha/t-alpha: New file.
8278 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
8279 (make_pass_handle_trap_shadows): New prototype.
8280 (make_pass_align_insns): Ditto.
8281 * config/alpha/alpha.c (alpha_option_override): Don't register
8283 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
8285 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8288 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
8289 distinct __ibm128 IBM extended double type if long doubles are
8290 128-bits and the default format for long double is IEEE 128-bit.
8292 2016-10-11 Richard Biener <rguenther@suse.de>
8294 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
8295 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
8296 (verify_die): New function.
8297 (dwarf2out_finish): Call it.
8298 (output_line_info): Handle case of -gsplit-dwarf without
8299 DWARF2_ASM_LINE_DEBUG_INFO.
8301 2016-10-11 Richard Biener <rguenther@suse.de>
8304 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
8305 sub-chains of BLOCK_VARS and gimple_bind_vars.
8307 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8309 * config/i386/znver1.md : Fix imov/imovx load type reservations.
8311 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8313 * config/sparc/sparc.opt (msubxc): New option.
8314 * doc/invoke.texi (SPARC options): Document it and tidy up.
8315 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
8316 * doc/tm.texi: Regenerate.
8317 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
8319 (CCX_NOOV): Rename into...
8323 * config/sparc/predicates.m (fcc_register_operand): Simplify.
8324 (fcc0_register_operand): Likewise.
8325 (icc_register_operand): New.
8326 (icc_or_fcc_register_operand): Simplify.
8327 (nz_comparison_operator): New.
8328 (c_comparison_operator): Likewise.
8329 (noov_compare_operator): Rename into...
8330 (icc_comparison_operator): ...this. Use above predicates.
8331 (noov_compare64_operator): Rename into...
8332 (v9_comparison_operator): ...this and tidy up.
8333 (fcc_comparison_operator): New.
8334 (icc_or_fcc_comparison_operator): Likewise.
8335 (v9_register_compare_operator): Rename info...
8336 (v9_register_comparison_operator): ...this.
8337 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
8338 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
8340 (sparc_fixed_condition_code_regs): New function.
8341 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
8342 renaming and add support for CCC/CCXC.
8343 (output_cbranch): Likewise.
8344 (sparc_print_operand): Likewise.
8345 (gen_v9_scc): Remove obsolete assertion.
8346 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
8347 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
8348 (output_cbcond): Remove bogus handling of CC modes.
8349 (sparc_register_move_cost): Return 100 for NO_REGS.
8350 * config/sparc/sparc.md (W): New mode iterator.
8351 (length): Adjust for noov_compare64_operator renaming.
8352 (cmpsi_sne): New instruction.
8353 (cmpdi_sne): Likewise.
8354 (seqdi_special): Delete.
8355 (seqdi_special): Likewise.
8356 (snesi<P:mode>_special): Likewise.
8357 (snedi_special): Likewise.
8358 (snedi_special_vis3): Likewise.
8359 (snesi patterns): Use W iterator.
8360 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
8361 (sltu patterns): Likewise.
8362 (sgeu patterns): Likewise.
8363 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
8364 (normal_branch): Use icc_comparison_operator predicate.
8365 (inverted_branch): Likewise.
8366 (cbcond_sp32): Use comparison_operator predicate.
8367 (cbcond_sp64): Likewise.
8368 (normal_int_branch_sp64): Adjust for renaming
8369 (inverted_int_branch_sp64): Likewise.
8370 (mov<I:mode>_cc_reg_sp64): Likewise.
8371 (movsf_cc_reg_sp6): Likewise.
8372 (movdf_cc_reg_sp64): Likewise.
8373 (movtf_cc_reg_hq_sp64): Likewise.
8374 (movtf_cc_reg_sp64): Likewise.
8375 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
8376 (movsf_cc_v9): Likewise.
8377 (movdf_cc_v9): Likewise.
8378 (movtf_cc_hq_v9): Likewise.
8379 (movtf_cc_v9): Likewise.
8380 (adddi3): Call gen_adddi3_sp32.
8381 (adddi3_insn_sp32): Rename to...
8382 (adddi3_sp32): ...this. Accept only register_operand as operand #1
8383 and use CCCmode for the carry.
8384 (addx_extend_sp32): Use CCCmode for the carry.
8385 (addx_extend_sp64): Delete.
8386 (adddi3_extend_sp32): Use CCCmode for the carry.
8387 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
8388 (subdi3): Call gen_subdi3_sp32.
8389 (subdi3_insn_sp32): Rename to...
8390 (subdi3_sp32): ...this and use CCmode for the carry.
8391 (subx_extend_sp32): Use CCCmode for the carry.
8392 (subx_extend_sp64): Delete.
8393 (subdi3_extend_sp32): Use CCmode for the carry.
8394 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
8395 (negdi3): Call gen_negdi3_sp32.
8396 (negdi3_sp32): Use CCCmode for the carry.
8397 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
8398 (cmp_nz_ashift_1): Use CCNZ mode.
8399 (cmp_nz_set_ashift_1): Likewise.
8400 (ctrapsi4): Use comparison_operator predicate.
8401 (ctrapdi4): Likewise.
8402 (trapsi_insn): Use icc_comparison_operator predicate.
8403 (trapdi_insn): Likewise.
8404 (edge8 patterns): Use CCNZmode.
8405 (edge16 patterns): Likewise.
8406 (edge32 patterns): Likewise.
8408 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8410 * config/visium/visium-modes.def (CC_NOOV): Rename into...
8412 (CC_BTST): Rename into...
8414 * config/visium/predicates.md (real_add_operand): New.
8415 (visium_btst_operator): Rename into...
8416 (visium_equality_comparison_operator): ...this.
8417 (visium_noov_operator): Rename into...
8418 (visium_nz_comparison_operator): ...this.
8419 (visium_c_comparison_operator): New.
8420 (visium_branch_operator): Adjust and deal with all CC modes.
8421 * config/visium/visium.c (visium_adjust_cost): Adjust.
8422 (visium_split_double_add): Use the *_set_carry patterns.
8423 (visium_select_cc_mode): Add support for CCC mode and adjust.
8424 (output_cbranch): Adjust and use the carry-based operators for
8425 floating-point comparisons.
8426 * config/visium/visium.md (flags_subst_arith): Adjust.
8427 (addsi3_insn_set_carry): New instruction.
8428 (subsi3_insn_set_carry): Likewise.
8429 (negsi2_insn_set_carry): Likewise.
8431 (cmp<mode>_sne): Likewise.
8432 (cbranch<mode>4): Use ordered_comparison_operator.
8433 (cbranch<mode>4_insn): Likewise.
8434 (cbranchsi4_btst_insn): Adjust.
8436 2016-10-11 Tom de Vries <tom@codesourcery.com>
8439 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
8442 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8444 * tree.h (build_complex_type): Add second parameter with default.
8445 * tree.c (build_complex_type): Add NAMED second parameter and adjust
8446 recursive call. Create a TYPE_DECL only if NAMED is true.
8447 (build_common_tree_nodes): Pass true in calls to build_complex_type.
8449 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
8451 New avr-passes.def to register AVR specific passes.
8453 * config/avr/avr-passes.def: New file.
8454 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
8455 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
8456 (make_avr_pass_recompute_note): New proto.
8457 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
8458 (avr_pass_recompute_notes): Use anonymous namespace.
8459 (avr_register_passes): Remove function...
8460 (avr_option_override): ...and its call.
8462 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
8464 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
8465 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
8466 PTF_AVOID_BRANCHLIKELY_SPEED for others.
8467 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
8469 * config/mips/mips.c (mips_option_override): Enable the branch
8470 likely depending on the tune flags and optimization level.
8471 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
8472 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
8473 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
8474 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
8476 2016-10-11 Richard Biener <rguenther@suse.de>
8478 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
8479 (output_function): Properly stream the whole block tree.
8480 * lto-streamer-in.c (input_function): Likewise.
8482 2016-10-11 Marek Polacek <polacek@redhat.com>
8484 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
8486 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8488 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
8489 (evrp_dom_walker::before_dom_children): Infer and push new value
8490 ranges for x in y < x.
8492 2016-10-10 Joseph Myers <joseph@codesourcery.com>
8495 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
8496 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
8497 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8498 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8499 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
8500 (IA64_NO_LIBGCC_TFMODE): Likewise.
8502 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8504 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
8507 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
8509 * config.gcc: Add aarch64-*-freebsd* support.
8510 * config.host: Likewise.
8511 * config/aarch64/aarch64-freebsd.h: New file.
8512 * config/aarch64/t-aarch64-freebsd: Ditto.
8514 2016-10-10 Jeff Law <law@redhat.com>
8516 PR tree-optimization/71947
8517 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
8518 B with A within a single statement.
8520 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8522 PR tree-optimization/77824
8523 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
8524 zero cost for copies.
8525 (find_candidates_dom_walker::before_dom_children): Replace
8526 MODIFY_EXPR with SSA_NAME.
8527 (replace_mult_candidate): Likewise.
8528 (replace_profitable_candidates): Likewise.
8530 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8532 * config/s390/s390.h: Wrap more macros args in brackets and fix
8534 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
8536 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
8538 2016-10-10 Andreas Schwab <schwab@suse.de>
8541 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
8542 pseudo is not DImode.
8544 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
8546 * common/config/arc/arc-common.c (arc_option_optimization_table):
8547 Remove compact casesi option.
8548 * config/arc/arc.c (arc_override_options): Use compact casesi
8549 option only for pre-ARCv2 cores.
8550 * doc/invoke.texi (mcompact-casesi): Update text.
8552 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8554 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
8555 Add macro to say we can efficiently handle overlapping unaligned
8557 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
8558 poor code for processors older than p8.
8560 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
8562 * gen-pass-instances.awk: Remove GNUism.
8564 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8566 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
8567 NULL of (*ipcp_transformations)][node->uid].
8569 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
8571 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
8572 (MALLOC_ABI_ALIGNMENT): Define.
8574 2016-10-09 Jakub Jelinek <jakub@redhat.com>
8576 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
8577 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
8578 VAR_OR_FUNCTION_DECL_P macros.
8579 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
8580 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
8581 chkp_find_bounds_1): Likewise.
8582 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
8583 * hsa-gen.c (get_symbol_for_decl): Likewise.
8584 * cgraphunit.c (check_global_declaration, analyze_functions,
8585 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
8587 * gimple-fold.c (can_refer_decl_in_current_unit_p,
8588 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
8590 * tree.c (set_decl_section_name, copy_node_stat,
8591 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
8592 merge_dllimport_decl_attributes, handle_dll_attribute,
8593 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
8594 verify_type): Likewise.
8595 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
8596 find_explicit_erroneous_behavior): Likewise.
8597 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
8598 * ipa.c (process_references): Likewise.
8599 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
8600 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
8601 notice_global_symbol, assemble_variable, mark_decl_referenced,
8602 build_constant_desc, output_constant_def_contents, do_assemble_alias,
8603 make_decl_one_only, default_section_type_flags,
8604 categorize_decl_for_section, default_encode_section_info): Likewise.
8605 * trans-mem.c (requires_barrier): Likewise.
8606 * gimple-expr.c (mark_addressable): Likewise.
8607 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
8608 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
8609 expand_debug_expr): Likewise.
8610 * tree-dump.c (dequeue_and_dump): Likewise.
8611 * ubsan.c (instrument_bool_enum_load): Likewise.
8612 * tree-pretty-print.c (print_declaration): Likewise.
8613 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
8614 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
8615 * asan.c (asan_protect_global, instrument_derefs): Likewise.
8616 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
8617 pass_build_ssa::execute): Likewise.
8618 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
8619 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
8621 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
8623 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
8624 can_be_nonlocal, remap_decls, copy_debug_stmt,
8625 initialize_inlined_parameters, add_local_variables,
8626 reset_debug_binding, replace_locals_op): Likewise.
8627 * dse.c (can_escape): Likewise.
8628 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
8630 * tree-diagnostic.c (default_tree_printer): Likewise.
8631 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
8632 unpack_ts_decl_with_vis_value_fields,
8633 lto_input_ts_decl_common_tree_pointers): Likewise.
8634 * builtins.c (builtin_save_expr, fold_builtin_expect,
8635 readonly_data_expr): Likewise.
8636 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
8637 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
8639 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
8640 * gimplify.c (force_constant_size, gimplify_bind_expr,
8641 gimplify_decl_expr, gimplify_var_or_parm_decl,
8642 gimplify_compound_lval, gimplify_init_constructor,
8643 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
8644 gimplify_type_sizes): Likewise.
8645 * cgraphbuild.c (record_reference, record_type_list, mark_address,
8646 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
8647 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
8648 remove_unused_locals): Likewise.
8649 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
8650 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
8651 * function.c (instantiate_expr, instantiate_decls_1,
8652 setjmp_vars_warning, add_local_decl): Likewise.
8653 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
8655 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
8656 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
8657 optimize_va_list_gpr_fpr_size): Likewise.
8658 * tree-nrv.c (pass_nrv::execute): Likewise.
8659 * tsan.c (instrument_expr): Likewise.
8660 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8661 * vtable-verify.c (verify_bb_vtables): Likewise.
8662 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
8663 get_ref_base_and_extent): Likewise.
8664 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
8666 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
8667 analyze_all_variable_accesses): Likewise.
8668 * tree-nested.c (get_nonlocal_debug_decl,
8669 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
8670 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
8671 get_local_debug_decl, convert_local_omp_clauses,
8672 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
8674 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
8675 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
8676 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
8677 dbxout_symbol, dbxout_common_check): Likewise.
8678 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
8679 string_constant): Likewise.
8680 * hsa.c (hsa_get_declaration_name): Likewise.
8681 * passes.c (rest_of_decl_compilation): Likewise.
8682 * tree-ssanames.c (make_ssa_name_fn): Likewise.
8683 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
8684 pack_ts_decl_with_vis_value_fields,
8685 write_ts_decl_common_tree_pointers): Likewise.
8686 * stor-layout.c (place_field): Likewise.
8687 * symtab.c (symtab_node::maybe_create_reference,
8688 symtab_node::verify_base, symtab_node::make_decl_local,
8689 symtab_node::copy_visibility_from,
8690 symtab_node::can_increase_alignment_p): Likewise.
8691 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
8692 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
8693 fortran_common, add_location_or_const_value_attribute,
8694 add_scalar_info, add_linkage_name, set_block_abstract_flags,
8695 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
8696 optimize_one_addr_into_implicit_ptr,
8697 optimize_location_into_implicit_ptr): Likewise.
8698 * gimple-low.c (record_vars_into): Likewise.
8699 * ipa-visibility.c (update_vtable_references): Likewise.
8700 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
8702 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
8703 DFS::DFS_write_tree_body, write_symbol): Likewise.
8704 * langhooks.c (lhd_warn_unused_global_decl,
8705 lhd_set_decl_assembler_name): Likewise.
8706 * attribs.c (decl_attributes): Likewise.
8707 * except.c (output_ttype): Likewise.
8708 * varpool.c (varpool_node::get_create, ctor_for_folding,
8709 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
8710 * fold-const.c (fold_unary_loc): Likewise.
8711 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
8712 ipa_find_agg_cst_from_init): Likewise.
8713 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
8714 expand_omp_target, lower_omp_regimplify_p,
8715 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
8716 find_link_var_op): Likewise.
8717 * tree-chrec.c (chrec_contains_symbols): Likewise.
8718 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
8719 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
8720 execute_fixup_cfg): Likewise.
8722 PR tree-optimization/77901
8723 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
8724 if ranges[i].exp is SSA_NAME when looking for >= and only when
8725 ranges[i].exp is NULL or SSA_NAME when looking for the other
8728 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8730 * ipa-cp.c (ipcp_alignment_lattice): Remove.
8731 (ipcp_param_lattices): Remove field alignment.
8732 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
8733 (set_all_contains_variable): Remove call to
8734 ipcp_alignment_lattice::set_to_bottom.
8735 (initialize_node_lattices): Likewise.
8736 (propagate_alignment_accross_jump_function): Remove.
8737 (propagate_constants_accross_call): Remove call to
8738 propagate_alignment_accross_jump_function.
8739 (ipcp_store_alignment_results): Remove.
8740 (ipcp_driver): Remove call to ipcp_store_alignment_results.
8741 (propagate_bits_accross_jump_function): Handle ancestor jump function.
8742 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
8743 pretty-printing of alignment jump function.
8744 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
8745 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
8746 alignments and remove computing ipa_alignment jump function.
8747 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
8748 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
8749 (ipa_read_jump_function): Remove reading of ipa_alignment.
8750 (write_ipcp_transformation_info): Remove streaming for alignment
8751 propagation summary.
8752 (read_ipcp_transformation_info): Remove reading of alignment
8753 propagation summary.
8754 (ipcp_update_alignments): Remove.
8755 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
8757 (ipcp_transform_function): Remove call to ipcp_update_alignments()
8758 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
8759 * ipa-prop.h (ipa_alignment): Remove.
8760 (ipa_jump_func): Remove field alignment.
8761 (ipcp_transformation_summary): Remove field alignments.
8762 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
8763 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
8764 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
8766 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
8768 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
8770 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
8772 (visium_expand_fp_cstore): Likewise.
8774 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8776 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
8777 * diagnostic.c (warning_at_rich_loc_n): New function.
8778 (diagnostic_n_impl_richloc): Likewise.
8779 (diagnostic_n_impl): Move most of the function to
8780 diagnostic_n_impl_richloc and call it.
8782 2016-10-08 Jakub Jelinek <jakub@redhat.com>
8784 * gen-pass-instances.awk: Rewritten.
8785 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
8786 $(PASSES_EXTRA) after passes.def to the script.
8787 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
8788 * config/i386/i386-passes.def: New file.
8789 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
8790 make_pass_stv): Declare.
8791 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
8793 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
8795 (pass_stv::clone, pass_stv::set_pass_param): New methods.
8796 (pass_stv::timode_p): New non-static data member.
8797 (ix86_option_override): Don't register passes here.
8799 * doc/invoke.texi: Document accepting Else, fallthrough.
8801 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
8804 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
8805 FALLTHRU comment styles.
8807 2016-10-07 Andrew Pinski <apinski@cavium.com>
8809 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
8810 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
8811 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
8813 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
8815 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
8817 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
8818 (AARCH64_ARCH): Likewise.
8819 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
8821 (AARCH64_CORE): Likewise.
8822 (AARCH64_ARCH): Likewise.
8823 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
8824 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8825 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
8826 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8827 (AARCH64_ARCH): Likewise.
8828 (AARCH64_CORE): Likewise.
8829 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
8830 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
8831 (AARCH64_CORE): Likewise.
8832 (AARCH64_ARCH): Likewise.
8834 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8836 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
8837 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
8838 floating point type infrastructre, and -mfloat128 that enables the
8839 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
8840 if -mfloat128-type. Define __ibm128 to be long double by default.
8841 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
8842 the IEEE 128-bit floating point type infrastructure should
8843 automatically be enabled.
8844 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
8845 instead of -mfloat128 to enable KFmode.
8846 (rs6000_option_override_internal): Split the option -mfloat128
8847 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
8848 systems, automatically set -mfloat128-type, but don't enable it on
8849 other operating systems. Move setting the long double size and
8850 IEEE quad support before the IEEE 128-bit floating point changes.
8851 (rs6000_init_builtins): Do not create a unique type for __ibm128
8852 if long double is IBM extended double, instead rely on __ibm128
8853 being defined as 'long double'. If -mfloat128-type and not
8854 -mfloat128, create the KFmode type with an undocumented __ieee128
8856 (rs6000_init_libfuncs): Use -mfloat128-type instead of
8857 -mfloat128 for tests about the types, but keep tests for
8858 -mfloat128 to enable the keyword support.
8859 (rs6000_complex_function_value): Likewise.
8860 (rs6000_scalar_mode_supported_p): Likewise.
8861 (rs6000_floatn_mode): Likewise.
8862 (rs6000_c_mode_for_suffix): Likewise.
8863 (rs6000_opt_masks): Add -mfloat128-type.
8864 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
8865 -mfloat128-type being split from -mfloat128. Add
8866 -mfloat128-hardware, which was missing.
8867 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
8868 -mfloat128 and -mfloat128-type:
8869 (-mfloat128-type): Likewise.
8870 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
8871 that 64-bit Linux systems with enable -mfloat128-type by default
8873 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
8874 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
8875 -mfloat128-type instead of -mfloat128.
8876 (FLOAT128_2REG_P): Likewise.
8877 (MASK_FLOAT128_TYPE): Likewise.
8878 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8879 (RS6000_BTM_FLOAT128): Likewise.
8880 (TARGET_FLOAT128): Poison old identifiers.
8881 (OPTION_MASK_FLOAT128): Likewise.
8882 (MASK_FLOAT128): Likewise.
8883 * config/rs6000/rs6000.md (FP): Likewise.
8884 (FLOAT128): Likewise.
8885 (fix_trunc<mode>di2): Likewise.
8886 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
8887 (floatdi<mode>2): Likewise.
8888 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
8889 (neg<mode>2, FLOAT128 iterator): Likewise.
8890 (abs<mode>2, FLOAT128 iterator): Likewise.
8891 (ieee_128bit_negative_zero): Likewise.
8892 (ieee_128bit_vsx_neg<mode>2): Likewise.
8893 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
8894 (ieee_128bit_vsx_abs<mode>2): Likewise.
8895 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8896 (ieee_128bit_vsx_nabs<mode>2): Likewise.
8897 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8898 (extendiftf2): Likewise.
8899 (extendifkf2): Likewise.
8900 (extendtfkf2): Likewise.
8901 (trunciftf2): Likewise.
8902 (truncifkf2): Likewise.
8903 (trunckftf2): Likewise.
8904 (trunctfif2): Likewise.
8905 (extendkftf2): Likewise.
8906 (trunctfkf2): Likewise.
8908 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8910 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
8911 before merging in bytes to pass down to real_from_target.
8913 2016-10-07 Richard Biener <rguenther@suse.de>
8915 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
8917 (substitute_and_fold_dom_walker::before_dom_children):
8918 Substitute and fold before pass specific folding to avoid
8919 feeding that with SSA names that will be later released.
8920 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
8921 introduced by folding and visited by evaluate_stmt called during
8923 (likely_value): Likewise.
8924 (evaluate_stmt): Likewise.
8925 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
8926 (simplify_div_or_mod_using_ranges): Likewise.
8927 (simplify_min_or_max_using_ranges): Likewise.
8928 (simplify_abs_using_ranges): Likewise.
8929 (simplify_conversion_using_ranges): Likewise.
8930 (simplify_float_conversion_using_ranges): Likewise.
8931 (simplify_stmt_using_ranges): Likewise.
8933 2016-10-07 Marek Polacek <polacek@redhat.com>
8935 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
8936 FALLTHROUGH_LABEL_P here...
8937 (warn_implicit_fallthrough_r): ...not here.
8939 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
8941 PR tree-optimization/77880
8942 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
8945 2016-10-07 Marek Polacek <polacek@redhat.com>
8948 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
8950 2016-10-07 Richard Biener <rguenther@suse.de>
8952 * bitmap.h: Document constraints on bitmap modification while
8955 2016-10-07 Richard Biener <rguenther@suse.de>
8957 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
8958 * bitmap.h (bmp_iter_set): When advancing to the next element
8959 check that we didn't remove the current one.
8960 (bmp_iter_and): Likewise.
8961 (bmp_iter_and_compl): Likewise.
8962 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
8963 we currently iterate on but keep a one-level queue.
8964 * sched-deps.c (remove_from_deps): Do not clear current bit
8965 but keep a one-level queue.
8967 2016-10-07 Jakub Jelinek <jakub@redhat.com>
8969 PR tree-optimization/77664
8970 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
8971 for the other ranges.
8972 (optimize_range_tests_diff): Fix up formatting.
8973 (optimize_range_tests_var_bound): New function.
8974 (optimize_range_tests): Use it.
8976 2016-10-07 Martin Liska <mliska@suse.cz>
8978 * coverage.c (build_gcov_exit_decl): Fix priority what
8979 should be really 99.
8981 2016-10-07 Richard Biener <rguenther@suse.de>
8983 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
8984 vars in gimple_bind_vars but not in BLOCK_VARS.
8986 2016-10-07 Richard Biener <rguenther@suse.de>
8988 PR tree-optimization/77879
8989 * tree-ssa-structalias.c (handle_const_call): Properly handle
8991 (handle_pure_call): Likewise.
8993 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8995 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
8996 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
8999 2016-10-06 Andrew Pinski <apinski@cavium.com>
9001 * config/aarch64/aarch64-cores.def: Add a comment before each
9004 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9006 PR tree-optimization/77862
9007 * tree-vrp.c (add_equivalence): Use get_value_range so that
9008 num_vr_values is checked before accessing vr_values.
9010 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9012 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9015 2016-10-05 Jeff Law <law@redhat.com>
9017 PR tree-optimization/71661
9018 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
9019 removal of a forwarder exposes a new natural loop.
9021 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
9023 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
9024 Introduce ssesuffix variable.
9025 (<mask_codefor><code><mode>3<mask_name>): Ditto.
9026 (*<code><mode>3): Ditto.
9028 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
9030 * postreload.c (reload_cse_simplify): Skip also USE when detecting
9033 2016-10-06 Richard Biener <rguenther@suse.de>
9035 PR tree-optimization/77855
9036 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
9037 instead of removing the current item while iterating over the set
9040 2016-10-06 James Clarke <jrtc27@jrtc27.com>
9041 Eric Botcazou <ebotcazou@adacore.com>
9044 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
9045 (classify_registers): Don't set it
9046 (function_arg_slotno): Don't initialize and test it. Tidy up.
9048 2016-10-06 Richard Biener <rguenther@suse.de>
9050 PR tree-optimization/77839
9051 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
9054 2016-10-06 Martin Liska <mliska@suse.cz>
9056 * gcc.c: Set -fprofile-update=atomic when profiling is
9057 enabled and -pthread is set. Warn when one combines
9058 -pthread and -fprofile-update=single for an app using
9061 2016-10-06 Martin Liska <mliska@suse.cz>
9064 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
9065 * gimple-ssa-strength-reduction.c (slsr_process_cast):
9066 Initialize a pointer to NULL.
9067 (slsr_process_copy): Likewise.
9068 * input.c (location_get_source_line): Likewise.
9069 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
9071 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
9073 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
9074 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
9075 (ix86_handle_option): Deleted handle of OPT_mpcommit.
9076 * config.gcc: Deleted pcommitintrin.h
9077 * config/i386/pcommitintrin.h: Deleted file.
9078 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
9079 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
9081 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
9083 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
9084 (PTA_PCOMMIT): Deleted define.
9085 (ix86_option_override_internal): Deleted handle of option.
9086 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
9087 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
9088 __builtin_ia32_pcommit): Deleted.
9089 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
9090 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
9091 (pcommit): Deleted instruction.
9092 * config/i386/i386.opt: Mention -mpcommit deprecation.
9093 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
9095 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
9098 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
9099 Remove wrong assert.
9100 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
9101 Use <round_constraint> as operand 1 constraint.
9103 2016-10-05 Jakub Jelinek <jakub@redhat.com>
9106 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
9107 (ubsan_instrument_float_cast): And not here.
9110 * ubsan.c (ubsan_ids): New GTY(()) array.
9111 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
9112 instead of static local counters.
9114 2016-10-05 Martin Sebor <msebor@redhat.com>
9117 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
9118 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
9119 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
9120 (default_printf_pointer_format): Define function.
9121 * targhooks.c (linux_printf_pointer_format): Define new function.
9122 * targhooks.h (linux_printf_pointer_format): Declare.
9123 (gnu_libc_printf_pointer_format): Remove declaration.
9125 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9127 * fold-const.c (native_encode_real): Fix logic for selecting offset
9128 to write to when BYTES_BIG_ENDIAN.
9130 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
9132 * builtins.c (fold_builtin_strchr): Remove function.
9133 (fold_builtin_strrchr): Likewise.
9134 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
9135 * gimple-fold.c (target_char_cst_p): New function.
9136 (gimple_fold_builtin_strchr) Add more foldings.
9137 (gimple_fold_builtin): Add index, strrchr, rindex cases.
9139 2016-10-05 Richard Biener <rguenther@suse.de>
9142 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
9143 capture ids in c-exprs.
9145 2016-10-05 Richard Biener <rguenther@suse.de>
9148 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
9149 with types_match for GIMPLE code gen to handle type mismatched
9151 (dt_operand::gen): Adjust.
9152 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
9155 2016-10-05 Richard Biener <rguenther@suse.de>
9157 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
9159 2016-10-05 Richard Biener <rguenther@suse.de>
9162 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
9164 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
9166 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
9167 version check to protect only DW_TAG_imported_module generation.
9169 2016-10-05 Richard Biener <rguenther@suse.de>
9172 * match.pd (min(a,-a) -> -abs(a)): New pattern.
9174 2016-10-04 Ian Lance Taylor <iant@golang.org>
9176 * explow.c (allocate_dynamic_stack_space): Call
9177 do_pending_stack_adjust before handling flag_split_stack.
9179 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9181 * genattrtab.c (make_internal_attr): Supply dummy column number to
9184 * genoutput.c (init_insn_for_nothing): Likewise.
9185 * gensupport.c (add_define_attr): Likewise.
9186 * read-md.c (message_at_1): Print column number.
9187 (fatal_with_file_and_line): Likewise.
9188 (rtx_reader::read_char): Track column numbers.
9189 (rtx_reader::unread_char): Likewise.
9190 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9191 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9192 (rtx_reader::handle_file): Initialize m_read_md_colno.
9193 (rtx_reader::get_current_location): Supply column number to
9195 * read-md.h (struct file_location): Add field "colno".
9196 (file_location::file_location): Likewise.
9197 (rtx_reader::get_colno): New accessor.
9198 (rtx_reader::m_read_md_colno): New field.
9199 (rtx_reader::m_last_line_colno): New field.
9201 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9203 * doc/extend.texi (Java Exceptions): Remove.
9204 (java_interface): Remove.
9206 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9208 PR tree-optimization/77808
9209 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9210 and addr are different before copying points-to information.
9212 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9214 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9215 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9216 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9217 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9219 2016-10-04 Richard Biener <rguenther@suse.de>
9221 PR tree-optimization/77399
9222 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9223 verify the target can convert.
9225 2016-10-04 Richard Biener <rguenther@suse.de>
9228 * explow.c (plus_constant): Verify the mode of the constant
9229 pool offset before calling plus_constant.
9231 2016-10-04 Richard Biener <rguenther@suse.de>
9234 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9235 type support, mark with :C.
9236 (X / -X -> -1): Mark with :C.
9238 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9240 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9241 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9242 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9243 * doc/tm.texi: Regenerated.
9244 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9245 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9246 * config/darwin.h (JCR_SECTION_NAME): Remove.
9247 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9248 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9249 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9250 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9251 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9252 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9254 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9256 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9257 between "because" and "param" in dump message in call to fprintf.
9259 2016-10-03 Jeff Law <law@redhat.com>
9261 PR tree-optimization/71550
9262 PR tree-optimization/71403
9263 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9264 (profitable_jump_thread_path): Also return boolean indicating if
9265 the realized path will create an irreducible loop.
9266 Remove loop depth tests from 71403.
9267 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9268 from 71403. If threading will create an irreducible loop, then
9269 throw away loop iteration and related information.
9271 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
9273 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
9274 -Woverloaded-virtual checks for warning options.
9275 * configure: Regenerate.
9277 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9279 PR preprocessor/77699
9280 * input.c (maybe_grow): Don't allocate one byte extra headroom.
9281 (get_next_line): Return false on error.
9282 (read_next_line): Removed, use get_next_line instead.
9283 (read_line_num): Don't copy the line.
9284 (location_get_source_line): Don't use static data.
9285 (selftest::test_reading_source_line): Add more test cases.
9287 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9290 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9292 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9293 (noce_process_if_block): Use it.
9295 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9297 * doc/invoke.texi: Update -Wint-in-bool-context.
9299 2016-10-02 Jakub Jelinek <jakub@redhat.com>
9301 * dwarf2out.c (output_fde, output_call_frame_info,
9302 dwarf2out_do_cfi_startproc, set_indirect_string,
9303 gen_internal_sym, output_die, output_line_info): Use
9304 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
9305 ASM_GENERATE_INTERNAL_LABEL output.
9307 2016-10-01 Richard Biener <rguenther@suse.de>
9310 * genmatch.c (get_operand_type): Add operand position arg
9311 and handle COND_EXPR comparison operand with fixed boolean_type_node.
9312 (expr::gen_transform): Adjust.
9313 (dt_simplify::gen_1): Likewise.
9315 2016-10-01 Jakub Jelinek <jakub@redhat.com>
9317 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
9318 comments. Simplify asserts, remove unnecessary conditions.
9320 (*<code><mode>3): Likewise.
9322 2016-09-30 Jakub Jelinek <jakub@redhat.com>
9324 * doc/invoke.texi (-Wregister): Document.
9326 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
9328 * configure.ac: Split CHECKING_P into CHECKING_P and
9329 ENABLE_EXTRA_CHECKING.
9330 * configure: Regenerated.
9331 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
9332 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
9334 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
9337 * gcc.c (process_command): For @filename handling, output
9338 the correct name if the file does not exist.
9340 2016-09-30 Marek Polacek <polacek@redhat.com>
9342 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
9343 * config/alpha/predicates.md: Likewise.
9345 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9347 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9348 (noce_process_if_block): Use it.
9350 2016-09-30 Martin Liska <mliska@suse.cz>
9352 * doc/invoke.texi: Document asan-use-after-return that
9353 it's disabled by default in runtime.
9355 2016-09-30 Richard Biener <rguenther@suse.de>
9357 * tree-vrp.c (intersect_ranges): If we failed to handle
9358 the intersection choose a constant singleton range if available.
9360 2016-09-30 Richard Biener <rguenther@suse.de>
9362 PR tree-optimization/77399
9363 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
9364 float <-> int conversions.
9366 2016-09-30 Alan Modra <amodra@gmail.com>
9368 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
9370 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9372 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
9373 ext_level before calling CPUID with 0x80000008.
9374 Simplify xgetbv checks.
9376 2016-09-29 David Malcolm <dmalcolm@redhat.com>
9378 * Makefile.in (OBJS): Add print-rtl-function.o.
9379 * print-rtl-function.c: New file.
9380 * print-rtl.h (print_rtx_function): New decl.
9382 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9385 * config/i386/cpuid.h (__get_cpuid_count): New.
9386 (__get_cpuid): Rename __level to __leaf.
9388 2016-09-29 Marek Polacek <polacek@redhat.com>
9390 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
9392 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
9395 * builtins.c (expand_builtin_memcmp): Don't swap args unless
9396 result is only being compared with zero.
9398 2016-09-29 Marek Polacek <polacek@redhat.com>
9400 * dwarf2out.c (loc_descriptor): Add fall through comment.
9401 (add_const_value_attribute): Likewise.
9403 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
9405 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
9406 with "v6t2". Move "arch" attribute above "pool_range".
9407 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
9409 (*thumb2_movhi_vfp): Likewise.
9410 (*arm_movhi_fp16): Likewise.
9411 (*thumb2_movhi_fp16): Likewise.
9412 (*arm_movsi_vfp): Remove "arch" attribute.
9413 (*thumb2_movsi_vfp): Likewise.
9415 2016-09-29 Martin Liska <mliska@suse.cz>
9417 * doc/extend.texi: Remove limitation of Objective C for
9418 __attribute__((constructor)) and __attribute__((destructor)).
9420 2016-09-29 Richard Biener <rguenther@suse.de>
9422 PR tree-optimization/77768
9423 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9424 Handle stores to readonly memory when removing redundant stores.
9426 2016-09-29 Richard Biener <rguenther@suse.de>
9429 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
9430 X / -X -> -1 simplifications.
9432 2016-09-29 Richard Biener <rguenther@suse.de>
9435 * match.pd: Add max(a,-a) -> abs(a) pattern.
9436 * tree-ssa-phiopt.c (minmax_replacement): Disable for
9437 HONOR_SIGNED_ZEROS types.
9439 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
9441 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
9442 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
9444 2016-09-29 Richard Biener <rguenther@suse.de>
9446 * tree-vrp.c (set_defs_to_varying): New helper avoiding
9447 writing to vr_const_varying.
9448 (vrp_initialize): Call it.
9449 (vrp_visit_stmt): Likewise.
9450 (evrp_dom_walker::before_dom_children): Likewise.
9452 2016-09-29 Richard Biener <rguenther@suse.de>
9454 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
9455 constructors with vector elements.
9457 2016-09-29 Richard Biener <rguenther@suse.de>
9459 PR tree-optimization/77768
9460 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
9461 with stores to a place we know has a constant value.
9463 2016-09-29 Alan Modra <amodra@gmail.com>
9465 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
9466 * doc/invoke.texi: Document it.
9467 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
9468 (rs6000_passes_float): Comment.
9469 (rs6000_passes_long_double): New static var.
9470 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
9471 (init_cumulative_args): Set up to emit fp .gnu_attribute for
9472 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
9473 to include fp values returned in vectors.
9474 Set rs6000_passes_long_double.
9475 (rs6000_function_arg_advance_1): Likewise for function args.
9476 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
9477 and SPE. Emit long double tag value too.
9478 (rs6000_opt_vars): Add gnu-attr.
9479 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
9480 * configure: Regenerate.
9481 * config.in: Regenerate.
9483 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9485 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
9487 (format_floating, format_string, format_directive,
9488 get_destination_size, pass_sprintf_length::handle_gimple_call):
9491 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9493 * gimple-ssa-sprintf.c: Fix comment formatting.
9494 (format_integer): Use is_gimple_assign.
9495 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
9496 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
9497 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
9498 (pass_sprintf_length::execute): Use is_gimple_call.
9500 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9502 * gimple-fold.c (gimple_fold_builtin): After failing to fold
9503 strchr, also try the generic folding.
9505 2016-09-28 Martin Sebor <msebor@redhat.com>
9508 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
9511 2016-09-28 Martin Sebor <msebor@redhat.com>
9514 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
9515 length modifier is not expected.
9516 (format_floating): Ignore l length modifier and fail gracefuly
9517 when it isn't one of the other expected ones.
9519 2016-09-28 Martin Sebor <msebor@redhat.com>
9522 * varasm.c (assemble_addr_to_section): Increase local buffer size.
9524 2016-09-27 Richard Biener <rguenther@suse.de>
9526 * dwarf2out.c (cu_die_list): New global.
9527 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
9528 main_comp_unit_die to cu_die_list if we created it.
9529 Move break_out_includes ...
9530 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
9533 2016-09-28 Richard Biener <rguenther@suse.de>
9535 * dwarf2out.c (struct die_struct): Add removed flag.
9536 (lookup_type_die): If the DIE is marked as removed, clear
9537 TYPE_SYMTAB_DIE and return NULL.
9538 (lookup_decl_die): If the DIE is marked as removed, remove it
9539 from the hash and return NULL.
9540 (mark_removed): New helper.
9541 (prune_unused_types_prune): Call it for removed DIEs.
9542 (gen_subprogram_die): Move the premark_used_types call to after
9543 DIEs for the functions scopes are generated.
9544 (process_scope_var): Do not re-create pruned types or type decls.
9545 Make sure to also re-parent type decls.
9546 (dwarf2out_finish): Move unused type pruning and debug_types
9548 (dwarf2out_early_finish): ... here.
9550 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9552 * config/arc/arc-c.c: New file.
9553 * config/arc/arc-c.def: Likewise.
9554 * config/arc/t-arc: Likewise.
9555 * config.gcc: Include arc-c.o as c and cpp object.
9556 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
9557 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
9558 arc_cpu_cpp_builtins.
9560 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9562 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
9563 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
9565 2016-09-28 Nathan Sidwell <nathan@acm.org>
9567 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
9570 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9572 PR tree-optimization/61056
9573 * gimple-fold.c (gimple_fold_builtin_strchr):
9574 New function to optimize strchr (s, 0) to strlen.
9575 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
9577 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
9579 PR tree-optimization/77724
9580 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
9581 Add tree_fits_shwi_p check.
9583 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9585 * auto-inc-dec.c (try_merge): Remove break after return.
9586 * cselib.c (autoinc_split): Likewise.
9587 * explow.c (promote_mode): Likewise.
9588 * fixed-value.c (fixed_arithmetic): Likewise.
9589 * hsa.c (hsa_internal_fn::get_arity): Likewise.
9590 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
9591 * trans-mem.c (get_attrs_for): Likewise.
9592 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
9593 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
9594 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
9595 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
9596 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
9597 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
9598 * config/cris/cris.c (cris_op_str): Likewise.
9599 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
9600 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
9602 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
9604 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
9605 IFN_GOACC_REDUCTION_CODES): New.
9606 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
9607 ifn_goacc_reduction_kind): Use them.
9608 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
9609 of internal functions, when applicable.
9611 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
9613 * config/mips/constraints.md (d): Fix documentation.
9614 * doc/md.texi (Machine Constraints): Update accordingly.
9616 2016-09-27 Richard Biener <rguenther@suse.de>
9618 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
9619 cur_line_info_table initialization ...
9620 (dwarf2out_assembly_start): ... here.
9622 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
9624 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
9625 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
9626 (*thumb2_movhi_vfp): Likewise.
9627 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
9628 template. Expand predicable attribute to mark VMOV.F16 as not
9629 predicable. Add "arch" attribute.
9630 (*thumb2_movhi_fp16): Likewise.
9631 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
9632 (*thumb2_movsi_vfp): Add "arch" attribute.
9634 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
9636 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
9639 2016-09-27 Marek Polacek <polacek@redhat.com>
9641 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
9644 * config/c6x/c6x.h: Adjust fall through comment.
9645 * config/sh/sh.c (final_prescan_insn): Likewise.
9646 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
9647 (visium_expand_fp_cstore): Likewise.
9649 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9651 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
9652 expected by -Wimplicit-fallthrough.
9653 (thumb1_size_rtx_costs): Likewise.
9654 (thumb2_reorg): Likewise.
9655 (tls_mentioned_p): Add "Fall through" comment.
9656 (thumb2_reorg): Likewise.
9657 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
9658 comment form expected by -Wimplicit-fallthrough.
9660 2016-09-27 Martin Liska <mliska@suse.cz>
9662 PR gcov-profile/46266
9663 * input.h (RESERVED_LOCATION_P): New macro.
9664 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
9665 instread of comparison with UNKNOWN_LOCATION.
9667 2016-09-27 Richard Biener <rguenther@suse.de>
9669 PR tree-optimization/77745
9670 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9671 When removing redundant stores make sure to check compatibility
9672 of the TBAA state for downstream accesses.
9673 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
9674 value-numbering virtual operands for store matches.
9676 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
9679 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
9680 movrt patterns. Match them before anything else in the SET case.
9682 2016-09-27 Martin Liska <mliska@suse.cz>
9684 PR gcov-profile/7970
9685 PR gcov-profile/16855
9686 PR gcov-profile/44779
9687 * coverage.c (build_gcov_exit_decl): New function.
9688 (coverage_obj_init): Call the function and generate __gcov_exit
9690 * doc/gcov.texi: Document when __gcov_exit function is called.
9692 2016-09-27 Marek Polacek <polacek@redhat.com>
9695 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9696 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
9697 -Wno-error instead of -Wno-implicit-fallthrough.
9699 2016-09-27 Martin Liska <mliska@suse.cz>
9702 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
9704 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9706 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
9707 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
9708 comments. Remove break after return.
9709 (ix86_fp_compare_code_to_integer, has_dispatch,
9710 ix86_simd_clone_usable): Remove break after return.
9712 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9714 PR rlt-optimization/77714
9715 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
9718 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
9721 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
9722 extract_range_from_unary_expr to convert value_range.
9723 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
9724 (extract_range_from_unary_expr): This.
9725 * tree-vrp.h (extract_range_from_unary_expr): Declare.
9727 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
9729 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
9731 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9733 * config/i386/i386.c (ix86_print_operand)
9734 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
9735 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
9736 (epilogue_renumber): Likewise.
9738 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
9741 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
9742 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
9744 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
9746 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
9747 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
9748 is_mm_seq_cst, is_mm_sync): Move to ...
9749 * memmodel.h: This. New file.
9750 * builtins.c: Include memmodel.h.
9751 * optabs.c: Likewise.
9753 * config/aarch64/aarch64.c: Likewise.
9754 * config/alpha/alpha.c: Likewise.
9755 * config/arm/arm.c: Likewise.
9756 * config/i386/i386.c: Likewise.
9757 * config/ia64/ia64.c: Likewise.
9758 * config/mips/mips.c: Likewise.
9759 * config/rs6000/rs6000.c: Likewise.
9760 * config/sparc/sparc.c: Likewise.
9761 * genconditions.c: Include memmodel.h in generated file.
9762 * genemit.c: Likewise.
9763 * genoutput.c: Likewise.
9764 * genpeep.c: Likewise.
9765 * genpreds.c: Likewise.
9766 * genrecog.c: Likewise.
9768 2016-09-26 David Malcolm <dmalcolm@redhat.com>
9770 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
9771 "c" instead when parsing characters. Move operand parsing into...
9772 (read_rtx_operand): ...this new function, renaming "i" to "idx",
9773 and tightening the scope of various locals.
9775 2016-09-26 Liu Hao <lh_mouse@126.com>
9777 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
9779 2016-09-26 Marek Polacek <polacek@redhat.com>
9781 * system.h: Use __has_attribute to check whether the fallthrough
9782 attribute is supported.
9784 2016-09-26 Marek Polacek <polacek@redhat.com>
9786 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
9787 gimple_call_internal_p.
9788 * ipa-split.c (find_return_bb): Likewise.
9789 (execute_split_functions): Likewise.
9790 * omp-low.c (dump_oacc_loop_part): Likewise.
9791 (oacc_loop_xform_head_tail): Likewise.
9792 * predict.c (predict_loops): Likewise.
9793 * sanopt.c (pass_sanopt::execute): Likewise.
9794 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
9795 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
9796 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
9797 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
9798 (expand_ifn_va_arg): Likewise.
9799 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9800 (optimize_mask_stores): Likewise.
9801 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
9802 (vect_transform_stmt): Likewise.
9803 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
9804 * tsan.c (instrument_memory_accesses): Likewise.
9806 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9807 Alexander Monakov <amonakov@ispras.ru>
9809 * regrename.c (rename_chains): Check
9810 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
9811 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
9812 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9814 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9816 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
9817 (s390_sched_score): Likewise.
9819 2016-09-26 Martin Liska <mliska@suse.cz>
9821 * doc/gcov.texi: Update program output of gcov tool.
9823 2016-09-26 Martin Liska <mliska@suse.cz>
9825 PR gcov-profile/23332
9826 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
9827 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
9828 * value-prof.c (dump_histogram_value): Do not handle
9829 HIST_TYPE_CONST_DELTA.
9830 (stream_in_histogram_value): Likewise.
9831 (gimple_find_values_to_profile): Likewise.
9832 * value-prof.h (enum hist_type): Likewise.
9834 2016-09-26 Martin Liska <mliska@suse.cz>
9836 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
9837 from default sanitize recover values.
9838 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
9839 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
9840 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
9842 * opts.c (finish_options): Do a generic loop over options
9843 that can be recovered.
9844 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
9846 (common_handle_option): Likewise.
9847 * opts.h: Declare can_recover to sanitizer_opts_s.
9849 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
9851 * target.def(elf_flags_numeric): Change documentation to present tense.
9852 * doc/tm.texi: Regenerate.
9854 2016-09-26 Marek Polacek <polacek@redhat.com>
9857 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9858 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
9859 -Wno-switch-fallthrough.
9860 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
9861 (expand_builtin): Likewise.
9862 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
9863 * convert.c (convert_to_real_1): Likewise.
9864 (convert_to_integer_1): Likewise.
9865 * final.c (output_alternate_entry_point): Likewise.
9866 * genattrtab.c (make_canonical): Likewise.
9867 (write_test_expr): Likewise.
9868 * genpreds.c (validate_exp): Likewise.
9869 * gimple-ssa-strength-reduction.c
9870 (find_candidates_dom_walker::before_dom_children): Likewise.
9871 * godump.c (go_format_type): Likewise.
9872 * reload1.c (elimination_effects): Likewise.
9873 * resource.c (mark_referenced_resources): Likewise.
9874 (mark_set_resources): Likewise.
9875 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
9876 * varasm.c (output_addressed_constants): Likewise.
9878 2016-09-26 Marek Polacek <polacek@redhat.com>
9881 * common.opt (Wimplicit-fallthrough): New option.
9882 * doc/extend.texi: Document statement attributes and the fallthrough
9884 * doc/invoke.texi: Document -Wimplicit-fallthrough.
9885 * gimple.h (gimple_call_internal_p): New function.
9886 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
9887 (struct label_entry): New struct.
9888 (find_label_entry): New function.
9889 (case_label_p): New function.
9890 (collect_fallthrough_labels): New function.
9891 (last_stmt_in_scope): New function.
9892 (should_warn_for_implicit_fallthrough): New function.
9893 (warn_implicit_fallthrough_r): New function.
9894 (maybe_warn_implicit_fallthrough): New function.
9895 (expand_FALLTHROUGH_r): New function.
9896 (expand_FALLTHROUGH): New function.
9897 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
9898 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
9899 (gimplify_label_expr): New function.
9900 (gimplify_case_label_expr): Set location.
9901 (gimplify_expr): Call gimplify_label_expr.
9902 * internal-fn.c (expand_FALLTHROUGH): New function.
9903 * internal-fn.def (FALLTHROUGH): New internal function.
9904 * langhooks.c (lang_GNU_OBJC): New function.
9905 * langhooks.h (lang_GNU_OBJC): Declare.
9906 * system.h (gcc_fallthrough): Define.
9907 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
9908 * tree.h (FALLTHROUGH_LABEL_P): Define.
9910 2016-09-26 Richard Biener <rguenther@suse.de>
9912 * dwarf2out.c (stripattributes): Remove unused function.
9913 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
9914 Push dwarf_split_debug_info handling into init_sections_and_labels.
9915 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
9916 (DEBUG_MACRO_SECTION_FLAGS): Remove.
9917 (debug_macinfo_section_name): New global.
9918 (output_macinfo): Use debug_macinfo_section_name.
9919 (init_sections_and_labels): Split out section and label generation
9920 from dwarf2out_init. Set debug_macinfo_section_name.
9921 (dwarf2out_init): Move text section label generation and emission
9923 (dwarf2out_assembly_start): ... here.
9924 (dwarf2out_finish): Call init_sections_and_labels before DWARF
9927 2016-09-26 Richard Biener <rguenther@suse.de>
9930 * cgraphunit.c (analyze_functions): Before early removing
9931 global vars calls the late_global_decl debug handler mark
9932 the variable as readonly.
9934 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
9937 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
9938 (sh_rtx_costs): Handle SET of movt and movrt patterns.
9939 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
9940 declare new overloads.
9941 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
9944 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9946 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
9947 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
9949 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
9951 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
9952 * configure: Regenerate.
9954 2016-09-24 Marek Polacek <polacek@redhat.com>
9957 * doc/invoke.texi: Document -Wbool-operation.
9959 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9961 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
9962 * config/rs6000/rs6000.c (expand_block_compare): New function used by
9963 cmpmemsi pattern to do builtin expansion of memcmp ().
9964 (compute_current_alignment): Add helper function for
9965 expand_block_compare used to compute alignment as the compare proceeds.
9966 (select_block_compare_mode): Used by expand_block_compare to select
9967 the mode used for reading the next chunk of bytes in the compare.
9968 (do_load_for_compare): Used by expand_block_compare to emit the load
9969 insns for the compare.
9970 (rs6000_emit_dot_insn): Moved this function to avoid a forward
9971 reference from expand_block_compare ().
9972 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
9973 prototype for this function.
9974 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
9975 target option for controlling how much code inline expansion of
9976 memcmp() will be allowed to generate.
9978 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9980 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
9981 hook_bool_mode_false, hook_bool_mode_true,
9982 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9983 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9984 hook_bool_const_rtx_insn_const_rtx_insn_true,
9985 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
9986 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
9987 hook_bool_const_tree_hwi_hwi_const_tree_false,
9988 hook_bool_const_tree_hwi_hwi_const_tree_true,
9989 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
9990 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9991 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
9992 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
9993 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
9994 hook_bool_const_tree_true, hook_bool_tree_tree_false,
9995 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
9996 hook_bool_rtx_insn_true, hook_bool_rtx_false,
9997 hook_bool_uintp_uintp_false,
9998 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
9999 hook_rtx_tree_int_null, hook_uint_mode_0,
10000 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
10001 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
10002 hook_constcharptr_const_rtx_insn_null,
10003 hook_constcharptr_const_tree_const_tree_null,
10004 hook_constcharptr_int_const_tree_null,
10005 hook_constcharptr_int_const_tree_const_tree_null,
10006 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
10007 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
10008 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
10010 * vec.h (vNULL): Extend comment to say = vNULL initialization
10011 isn't needed for static vars.
10013 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
10014 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
10015 = vNULL initialization of file scope vec.
10016 * passes.c (pass_tab, enabled_pass_uid_range_tab,
10017 disabled_pass_uid_range_tab): Likewise.
10018 * haifa-sched.c (sched_luids, h_i_d): Likewise.
10019 * tree-chkp-opt.c (check_infos): Likewise.
10020 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
10022 * vec.h (vnull::operator vec): Add constexpr keyword for
10025 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
10027 PR tree-optimization/77654
10028 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
10029 to duplicate_ssa_name_ptr_info.
10031 2016-09-23 David Malcolm <dmalcolm@redhat.com>
10033 PR preprocessor/77672
10034 * input.c (selftest::test_lexer_string_locations_simple): Update
10035 test to expect location information of the terminator character
10036 at the location of the final closing quote.
10037 (selftest::test_lexer_string_locations_hex): Likewise.
10038 (selftest::test_lexer_string_locations_oct): Likewise.
10039 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
10040 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
10041 (selftest::test_lexer_string_locations_ucn4): Likewise.
10042 (selftest::test_lexer_string_locations_ucn8): Likewise.
10043 (selftest::test_lexer_string_locations_u8): Likewise.
10044 (selftest::test_lexer_string_locations_utf8_source): Likewise.
10045 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
10046 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
10047 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
10048 (selftest::test_lexer_string_locations_macro): Likewise.
10049 (selftest::test_lexer_string_locations_long_line): Likewise.
10051 2016-09-23 Richard Biener <rguenther@suse.de>
10053 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
10054 virtual definition to virtual use if the call devirtualizes
10055 to a const or pure function.
10056 (visit_use): Also visit calls we can devirtualize to a
10057 const or pure function.
10059 2016-09-23 Richard Biener <rguenther@suse.de>
10061 PR tree-optimization/77697
10062 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
10063 signal error if we have sth ternary or unhandled.
10065 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10067 * config/arm/arm_neon.h (vabd_f16): New.
10101 (vcvt_f16_s16): New.
10102 (vcvt_f16_u16): New.
10103 (vcvt_s16_f16): New.
10104 (vcvt_u16_f16): New.
10105 (vcvtq_f16_s16): New.
10106 (vcvtq_f16_u16): New.
10107 (vcvtq_s16_f16): New.
10108 (vcvtq_u16_f16): New.
10109 (vcvta_s16_f16): New.
10110 (vcvta_u16_f16): New.
10111 (vcvtaq_s16_f16): New.
10112 (vcvtaq_u16_f16): New.
10113 (vcvtm_s16_f16): New.
10114 (vcvtm_u16_f16): New.
10115 (vcvtmq_s16_f16): New.
10116 (vcvtmq_u16_f16): New.
10117 (vcvtn_s16_f16): New.
10118 (vcvtn_u16_f16): New.
10119 (vcvtnq_s16_f16): New.
10120 (vcvtnq_u16_f16): New.
10121 (vcvtp_s16_f16): New.
10122 (vcvtp_u16_f16): New.
10123 (vcvtpq_s16_f16): New.
10124 (vcvtpq_u16_f16): New.
10125 (vcvt_n_f16_s16): New.
10126 (vcvt_n_f16_u16): New.
10127 (vcvtq_n_f16_s16): New.
10128 (vcvtq_n_f16_u16): New.
10129 (vcvt_n_s16_f16): New.
10130 (vcvt_n_u16_f16): New.
10131 (vcvtq_n_s16_f16): New.
10132 (vcvtq_n_u16_f16): New.
10140 (vmaxnmq_f16): New.
10144 (vminnmq_f16): New.
10146 (vmul_lane_f16): New.
10149 (vmulq_lane_f16): New.
10150 (vmulq_n_f16): New.
10157 (vrecpeq_f16): New.
10170 (vrsqrte_f16): New.
10171 (vrsqrteq_f16): New.
10173 (vrecpsq_f16): New.
10174 (vrsqrts_f16): New.
10175 (vrsqrtsq_f16): New.
10179 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10181 * config.gcc (extra_headers): Add arm_fp16.h
10182 * config/arm/arm_fp16.h: New.
10183 * config/arm/arm_neon.h: Include "arm_fp16.h".
10185 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10187 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10189 (vmulf): New (v8hf, v4hf variants).
10190 (vfma): New (v8hf, v4hf variants).
10191 (vfms): New (v8hf, v4hf variants).
10192 (vsub): New (v8hf, v4hf variants).
10193 (vcage): New (v8hf, v4hf variants).
10194 (vcagt): New (v8hf, v4hf variants).
10195 (vcale): New (v8hf, v4hf variants).
10196 (vcalt): New (v8hf, v4hf variants).
10197 (vceq): New (v8hf, v4hf variants).
10198 (vcgt): New (v8hf, v4hf variants).
10199 (vcge): New (v8hf, v4hf variants).
10200 (vcle): New (v8hf, v4hf variants).
10201 (vclt): New (v8hf, v4hf variants).
10202 (vceqz): New (v8hf, v4hf variants).
10203 (vcgez): New (v8hf, v4hf variants).
10204 (vcgtz): New (v8hf, v4hf variants).
10205 (vcltz): New (v8hf, v4hf variants).
10206 (vclez): New (v8hf, v4hf variants).
10207 (vabd): New (v8hf, v4hf variants).
10208 (vmaxf): New (v8hf, v4hf variants).
10209 (vmaxnm): New (v8hf, v4hf variants).
10210 (vminf): New (v8hf, v4hf variants).
10211 (vminnm): New (v8hf, v4hf variants).
10212 (vpmaxf): New (v4hf variant).
10213 (vpminf): New (v4hf variant).
10214 (vpadd): New (v4hf variant).
10215 (vrecps): New (v8hf, v4hf variants).
10216 (vrsqrts): New (v8hf, v4hf variants).
10217 (vabs): New (v8hf, v4hf variants).
10218 (vneg): New (v8hf, v4hf variants).
10219 (vrecpe): New (v8hf, v4hf variants).
10220 (vrnd): New (v8hf, v4hf variants).
10221 (vrnda): New (v8hf, v4hf variants).
10222 (vrndm): New (v8hf, v4hf variants).
10223 (vrndn): New (v8hf, v4hf variants).
10224 (vrndp): New (v8hf, v4hf variants).
10225 (vrndx): New (v8hf, v4hf variants).
10226 (vrsqrte): New (v8hf, v4hf variants).
10227 (vmul_lane): Add v4hf and v8hf variants.
10228 (vmul_n): Add v4hf and v8hf variants.
10229 (vext): New (v8hf, v4hf variants).
10230 (vcvts): New (v8hi, v4hi variants).
10231 (vcvts): New (v8hf, v4hf variants).
10232 (vcvtu): New (v8hi, v4hi variants).
10233 (vcvtu): New (v8hf, v4hf variants).
10234 (vcvts_n): New (v8hf, v4hf variants).
10235 (vcvtu_n): New (v8hi, v4hi variants).
10236 (vcvts_n): New (v8hi, v4hi variants).
10237 (vcvtu_n): New (v8hf, v4hf variants).
10238 (vbsl): New (v8hf, v4hf variants).
10239 (vcvtas): New (v8hf, v4hf variants).
10240 (vcvtau): New (v8hf, v4hf variants).
10241 (vcvtms): New (v8hf, v4hf variants).
10242 (vcvtmu): New (v8hf, v4hf variants).
10243 (vcvtns): New (v8hf, v4hf variants).
10244 (vcvtnu): New (v8hf, v4hf variants).
10245 (vcvtps): New (v8hf, v4hf variants).
10246 (vcvtpu): New (v8hf, v4hf variants).
10248 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10250 * config/arm/arm-builtins.c (hf_UP): New.
10252 (vfp_builtin_data): New. Update comment.
10253 (enum arm_builtins): Include "arm_vfp_builtins.def".
10254 (ARM_BUILTIN_VFP_PATTERN_START): New.
10255 (arm_init_vfp_builtins): New.
10256 (arm_init_builtins): Add arm_init_vfp_builtins.
10257 (arm_expand_vfp_builtin): New.
10258 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10260 * config/arm/arm_vfp_builtins.def: New file.
10261 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10262 (arm-builtins.o): Likewise.
10264 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10267 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10268 from constant while creating value range.
10270 2016-09-23 Renlin Li <renlin.li@arm.com>
10272 * ira.c (ira): Move ira_use_lra_p initialization code to ...
10273 (ira_init_once): Here.
10275 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
10276 Jakub Jelinek <jakub@redhat.com>
10278 * hooks.h (hook_uint_uintp_false): Rename to...
10279 (hook_bool_uint_uintp_false): ... this.
10280 * hooks.c (hook_uint_uintp_false): Rename to...
10281 (hook_bool_uint_uintp_false): ... this.
10282 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
10283 instead of hook_uint_uintp_false.
10285 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10287 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
10288 (arm_init_builtins): Move body of a loop to the standalone
10289 function arm_init_neon_builtin.
10290 (arm_expand_neon_builtin_1): New. Update comment. Function body
10291 moved from arm_neon_builtin with some white-space fixes.
10292 (arm_expand_neon_builtin): Move code into the standalone function
10293 arm_expand_neon_builtin_1.
10295 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10297 * config/arm/iterators.md (VCVTHI): New.
10298 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
10299 (NEON_VAGLTE): New.
10300 (VFM_LANE_AS): New.
10302 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
10303 (V_HALF): Add V4HF. Fix white-space.
10304 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
10305 (V_s_elem): Likewise.
10306 (V_sz_elem): Fix white-space.
10307 (V_elem_ch): Likewise.
10309 (scalar_mul_constraint): Add V8HF and V4HF.
10310 (Is_float_mode): Fix white-space.
10311 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
10312 (q): Add HF. Fix white-space.
10315 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
10316 (neon_vfm_lane_as): New.
10317 * config/arm/neon.md (add<mode>3_fp16): New.
10318 (sub<mode>3_fp16): New.
10319 (mul<mode>3add<mode>_neon): New.
10320 (fma<VH:mode>4_intrinsic): New.
10321 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
10322 (fmsub<VH:mode>4_intrinsic): New.
10323 (<absneg_str><mode>2): New.
10324 (neon_v<absneg_str><mode>): New.
10325 (neon_v<fp16_rnd_str><mode>): New.
10326 (neon_vrsqrte<mode>): New.
10327 (neon_vpaddv4hf): New.
10328 (neon_vadd<mode>): New.
10329 (neon_vsub<mode>): New.
10330 (neon_vmulf<mode>): New.
10331 (neon_vfma<VH:mode>): New.
10332 (neon_vfms<VH:mode>): New.
10333 (neon_vc<cmp_op><mode>): New.
10334 (neon_vc<cmp_op><mode>_fp16insn): New
10335 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
10336 (neon_vca<cmp_op><mode>): New.
10337 (neon_vca<cmp_op><mode>_fp16insn): New.
10338 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
10339 (neon_vc<cmp_op>z<mode>): New.
10340 (neon_vabd<mode>): New.
10341 (neon_v<maxmin>f<mode>): New.
10342 (neon_vp<maxmin>fv4hf: New.
10343 (neon_<fmaxmin_op><mode>): New.
10344 (neon_vrecps<mode>): New.
10345 (neon_vrsqrts<mode>): New.
10346 (neon_vrecpe<mode>): New (VH variant).
10347 (neon_vdup_lane<mode>_internal): New.
10348 (neon_vdup_lane<mode>): New.
10349 (neon_vcvt<sup><mode>): New (VCVTHI variant).
10350 (neon_vcvt<sup><mode>): New (VH variant).
10351 (neon_vcvt<sup>_n<mode>): New (VH variant).
10352 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
10353 (neon_vcvt<vcvth_op><sup><mode>): New.
10354 (neon_vmul_lane<mode>): New.
10355 (neon_vmul_n<mode>): New.
10356 * config/arm/unspecs.md (UNSPEC_VCALE): New
10357 (UNSPEC_VCALT): New.
10358 (UNSPEC_VFMA_LANE): New.
10359 (UNSPECS_VFMS_LANE): New.
10361 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10363 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
10364 ("*extzv<mode><clobbercc_or_nocc>"):
10365 Correct a typo in a comment.
10367 ("*insv<mode>_zEC12", "*insv<mode>_z10")
10368 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
10369 ("*insv<mode>_zEC12_appendbitsleft")
10370 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
10371 ("*insv<mode>_z10_appendbitsleft"): Ditto.
10372 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
10373 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
10374 Provide pattern with operands switched.
10375 ("*pre_z10_extv<mode>"):
10376 Use new subst patterns.
10377 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
10378 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
10379 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
10380 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
10381 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
10382 ("*<risbg_n>_sidi_ior_and_lshiftrt")
10383 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
10385 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
10386 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
10387 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
10389 ("SINT"): New mode_iterator with SI, HI, QI.
10390 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
10391 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
10394 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10396 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
10397 new interface of s390_contiguous_bitmask_p.
10398 ("contiguous_bitmask_nowrap_operand"): New predicate.
10399 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
10400 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
10401 of s390_contiguous_bitmask_p.
10402 ("NxxDw"): Rename NxxDq constraint to NxxDw.
10403 ("NxxSw"): New constraint.
10404 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
10405 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
10407 (s390_contiguous_bitmask_nowrap_p): Export.
10408 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
10409 former s390_contiguous_bitmask_p.
10410 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
10411 detect contiguous bit ranges with wraparound. Change signature to
10412 return START and END position instead of POS and LENGTH.
10413 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
10414 ranges with wraparound.
10415 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
10416 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
10417 Adapt to new signature of s390_contiguous_bitmask_p.
10419 2016-09-23 Bin Cheng <bin.cheng@arm.com>
10421 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
10422 (create_intersect_range_checks): New.
10423 (vect_create_cond_for_alias_checks): Call above function.
10425 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10427 * config/arm/iterators.md (Code iterators): Fix some white-space
10431 (FCVT): Moved from vfp.md.
10432 (VCVT_HF_US_N): New.
10433 (VCVT_SI_US_N): New.
10438 (FCVTI32typename): Moved from vfp.md.
10439 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
10440 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
10441 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
10442 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
10443 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
10445 (fp16_rnd_str): New.
10446 (fp16_rnd_insn): New.
10447 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
10448 (UNSPEC_VCVT_HF_U_N): New.
10449 (UNSPEC_VCVT_SI_S_N): New.
10450 (UNSPEC_VCVT_SI_U_N): New.
10451 (UNSPEC_VCVTH_S): New.
10452 (UNSPEC_VCVTH_U): New.
10453 (UNSPEC_VCVTA_S): New.
10454 (UNSPEC_VCVTA_U): New.
10455 (UNSPEC_VCVTM_S): New.
10456 (UNSPEC_VCVTM_U): New.
10457 (UNSPEC_VCVTN_S): New.
10458 (UNSPEC_VCVTN_U): New.
10459 (UNSPEC_VCVTP_S): New.
10460 (UNSPEC_VCVTP_U): New.
10461 (UNSPEC_VCVTP_S): New.
10462 (UNSPEC_VCVTP_U): New.
10463 (UNSPEC_VRND): New.
10464 (UNSPEC_VRNDA): New.
10465 (UNSPEC_VRNDI): New.
10466 (UNSPEC_VRNDM): New.
10467 (UNSPEC_VRNDN): New.
10468 (UNSPEC_VRNDP): New.
10469 (UNSPEC_VRNDX): New.
10470 * config/arm/vfp.md (<absneg_str>hf2): New.
10471 (neon_vabshf): New.
10472 (neon_v<fp16_rnd_str>hf): New.
10473 (neon_vrndihf): New.
10478 (*mulsf3neghf_vfp): New.
10479 (*negmulhf3_vfp): New.
10480 (*mulsf3addhf_vfp): New.
10481 (*mulhf3subhf_vfp): New.
10482 (*mulhf3neghfaddhf_vfp): New.
10483 (*mulhf3neghfsubhf_vfp): New.
10485 (neon_vfmahf): New.
10486 (fmsubhf4_fp16): New.
10487 (neon_vfmshf): New.
10490 (neon_vsqrthf): New.
10491 (neon_vrsqrtshf): New.
10492 (FCVT): Move to iterators.md.
10493 (FCVTI32typename): Likewise.
10494 (neon_vcvth<sup>hf): New.
10495 (neon_vcvth<sup>si): New.
10496 (neon_vcvth<sup>_nhf_unspec): New.
10497 (neon_vcvth<sup>_nhf): New.
10498 (neon_vcvth<sup>_nsi_unspec): New.
10499 (neon_vcvth<sup>_nsi): New.
10500 (neon_vcvt<vcvth_op>h<sup>si): New.
10501 (neon_<fmaxmin_op>hf): New.
10503 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10505 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
10506 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
10507 ("*insv<mode>_zEC12_appendbitsleft")
10508 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
10509 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
10511 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10513 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
10514 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
10515 construct values without normalization.
10516 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
10517 static local lhs_ops to vNULL.
10519 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10520 Jiong Wang <jiong.wang@arm.com>
10522 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
10523 available when FP16 instructions are available.
10524 (output_move_vfp): Add support for 16-bit data moves.
10525 (arm_validize_comparison): Fix some white-space. Support HFmode
10526 by conversion to SFmode.
10527 * config/arm/arm.md (truncdfhf2): Fix a comment.
10528 (extendhfdf2): Likewise.
10530 (movsicc): Fix some white-space.
10532 (movsfcc): Fix some white-space.
10534 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
10535 instructions are available.
10536 (*thumb2_movhi_vfp): Likewise.
10537 (*arm_movhi_fp16): New.
10538 (*thumb2_movhi_fp16): New.
10539 (*movhf_vfp_fp16): New.
10540 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
10541 (*movhf_vfp): Likewise.
10542 (extendhfsf2): Enable when VFP FP16 instructions are available.
10543 (truncsfhf2): Enable when VFP FP16 instructions are available.
10545 2016-09-23 Martin Liska <mliska@suse.cz>
10547 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
10549 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10551 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
10553 (arm_evpc_neon_vtrn): Likewise.
10554 (arm_evpc_neon_vrev): Likewise.
10555 (arm_evpc_neon_vext): Likewise.
10556 * config/arm/arm_neon.h (vbsl_f16): New.
10559 (vdupq_n_f16): New.
10560 (vdup_lane_f16): New.
10561 (vdupq_lane_f16): New.
10565 (vmovq_n_f16): New.
10567 (vrev64q_f16): New.
10574 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
10575 (vdup_lane): New (v8hf, v4hf variants).
10576 (vext): New (v8hf, v4hf variants).
10577 (vbsl): New (v8hf, v4hf variants).
10578 * config/arm/iterators.md (VDQWH): New.
10580 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
10581 (Scalar_mul_8_16): Fix white-space.
10582 (Is_d_reg): Add V4HF and V8HF.
10583 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
10584 (neon_vdup_lane<mode>): New.
10585 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
10586 (*neon_vtrn<mode>_insn): Likewise.
10587 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
10588 (*neon_vzip<mode>_insn): Likewise
10589 (neon_vuzp<mode>_internal): Likewise.
10590 (*neon_vuzp<mode>_insn): Likewise
10591 * config/arm/vec-common.md (vec_perm_const<mode>): New.
10593 2016-09-23 Jiong Wang <jiong.wang@arm.com>
10594 Matthew Wahab <matthew.wahab@arm.com>
10596 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
10597 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
10598 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
10599 available. Also fix some white-space.
10600 * config/arm/vfp.md (*arm_movhi_vfp): New.
10601 (*thumb2_movhi_vfp): New.
10603 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10605 * config/arm/arm-c.c (arm_cpu_builtins): Define
10606 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
10607 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
10609 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10611 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
10612 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
10613 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
10614 arm_v8_2a_fp16_neon_hw.
10615 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
10618 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10620 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
10621 arm_fp16_alternative_ok and arm_fp16_none_ok.
10623 2016-09-23 Martin Liska <mliska@suse.cz>
10625 * ipa-icf.c (sem_variable::merge): Replace adress with address.
10627 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10629 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
10630 ("armv8.2-a"): New.
10631 ("armv8.2-a+fp16"): New.
10632 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
10633 (FL2_FP16INST): New.
10634 (FL2_FOR_ARCH8_2A): New.
10635 * config/arm/arm-tables.opt: Regenerate.
10636 * config/arm/arm.c (arm_arch8_2): New.
10637 (arm_fp16_inst): New.
10638 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
10639 for incompatible fp16-format settings.
10640 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
10641 (TARGET_NEON_FP16INST): New.
10642 (arm_arch8_2): Declare.
10643 (arm_fp16_inst): Declare.
10644 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
10645 march=armv8.2-a and march=armv8.2-a+fp16.
10646 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
10647 and armv8.2-a+fp16.
10648 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
10649 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
10651 2016-09-23 Martin Liska <mliska@suse.cz>
10653 * doc/extend.texi: Remove fused-madd from i386 target options.
10655 2016-09-23 Martin Liska <mliska@suse.cz>
10657 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10660 2016-09-23 Martin Liska <mliska@suse.cz>
10662 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10665 2016-09-23 Martin Liska <mliska@suse.cz>
10668 * config/i386/i386.c (ix86_option_override_internal): Change
10669 signature and return false when there's an error related to
10671 (release_options_strings): New function.
10672 (ix86_valid_target_attribute_tree): Call the function.
10674 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10676 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
10677 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
10678 (gen_hsa_ctor_assignment): Likewise.
10679 * print-tree.c (print_node): Likewise.
10680 * tree-dump.c (dequeue_and_dump): Likewise.
10681 * tree-sra.c (sra_modify_constructor_assign): Likewise.
10682 * expr.c (store_constructor): Likewise.
10683 * fold-const.c (operand_equal_p): Likewise.
10684 * tree-pretty-print.c (dump_generic_node): Likewise.
10685 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
10686 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
10688 2016-09-23 Richard Biener <rguenther@suse.de>
10690 * hooks.h (hook_uint_uintp_false): Declare.
10692 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10694 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
10695 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
10697 2016-09-22 Martin Sebor <msebor@redhat.com>
10700 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
10701 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
10702 (target_int_min): Correct computation.
10703 (format_integer): Use long long as the argument for the ll length
10705 (format_floating): Use target_int_max().
10706 (get_string_length): Same.
10707 (format_string): Avoid setting the bounded flag for strings
10709 (try_substitute_return_value): Avoid setting range info when
10710 the result isn't bounded.
10711 * varasm.c (assemble_name): Increase buffer size.
10713 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
10714 Terry Guo <terry.guo@arm.com>
10716 * target.def (elf_flags_numeric): New target hook.
10717 * targhooks.h (default_asm_elf_flags_numeric): New.
10718 * varasm.c (default_asm_elf_flags_numeric): New.
10719 (default_elf_asm_named_section): Use new target hook.
10720 * config/arm/arm.opt (mpure-code): New.
10721 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
10722 * config/arm/arm.c (arm_asm_init_sections): Add section
10723 attribute to default text section if -mpure-code.
10724 (arm_option_check_internal): Diagnose use of option with
10725 non supported targets and/or options.
10726 (arm_asm_elf_flags_numeric): New.
10727 (arm_function_section): New.
10728 (arm_elf_section_type_flags): New.
10729 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
10731 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
10732 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
10734 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
10736 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
10738 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10740 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
10741 * rtl.h: Adjust prototype.
10743 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10745 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
10746 (prev_active_insn): Likewise.
10747 (active_insn_p): Likewise.
10748 * rtl.h: Adjust prototypes.
10749 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
10750 * config/arc/arc.md: Likewise.
10751 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
10752 (branch_needs_nop_p): Likewise.
10753 (use_skip_p): Likewise.
10754 * config/sh/sh.c (gen_block_redirect): Likewise.
10755 (split_branches): Likewise.
10756 * reorg.c (optimize_skip): Likewise.
10757 (fill_simple_delay_slots): Likewise.
10758 (fill_slots_from_thread): Likewise.
10759 (relax_delay_slots): Likewise.
10760 * resource.c (mark_target_live_regs): Likewise.
10762 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10764 * config/cris/cris.c (cris_asm_output_case_end): Change argument
10765 type to rtx_insn *.
10766 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
10767 (prev_nonnote_nondebug_insn): Likewise.
10768 * config/cris/cris-protos.h: Adjust prototype.
10770 * jump.c (rtx_renumbered_equal_p): Adjust.
10772 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10774 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
10775 * rtl.h: Adjust prototype.
10776 * config/sh/sh.md: Adjust.
10777 * dwarf2out.c (add_var_loc_to_decl): Likewise.
10779 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10781 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
10782 (prev_nondebug_insn): Likewise.
10783 * loop-doloop.c (doloop_condition_get): Likewise.
10784 * rtl.h: Adjust prototype.
10785 * cfgloop.h: Likewise.
10787 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10789 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
10790 (prev_nonnote_insn): Likewise.
10791 * jump.c (reversed_comparison_code_parts): Likewise.
10792 (reversed_comparison): Likewise.
10793 * rtl.h: Adjust prototypes.
10794 * config/arc/arc.md: Adjust.
10795 * cse.c (find_comparison_args): Likewise.
10796 * reorg.c (redundant_insn): Change return type to rtx_insn *.
10797 (fix_reg_dead_note): Change argument type to rtx_insn *.
10798 (delete_prior_computation): Likewise.
10799 (delete_computation): Likewise.
10800 (fill_slots_from_thread): Adjust.
10801 (relax_delay_slots): Likewise.
10802 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
10803 (simplify_relational_operation_1): Likewise.
10804 (simplify_ternary_operation): Likewise.
10806 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10808 * config/arc/arc-protos.h (arc_label_align): Change type of
10809 variables from rtx to rtx_insn *.
10810 * config/arc/arc.c (arc_label_align): Likewise.
10811 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
10812 * config/bfin/bfin.c (workaround_speculation): Likewise.
10813 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
10814 (find_last_same_clock): Likewise.
10815 (reorg_split_calls): Likewise.
10816 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
10817 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
10818 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
10819 (same_cmp_following_p): Likewise.
10820 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
10821 (same_cmp_following_p): Likwise.
10822 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
10823 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
10824 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
10825 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
10826 (rl78_alloc_physical_registers_cmp): Likewise.
10827 (rl78_alloc_physical_registers_umul): Likewise.
10828 (rl78_calculate_death_notes): Likewise.
10829 * config/s390/s390-protos.h (s390_label_align): Likewise.
10830 * config/s390/s390.c (s390_label_align): Likewise.
10831 * config/sh/sh.c (barrier_align): Likewise.
10832 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
10833 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
10834 (emit_cbcond_nop): Likewise.
10836 2016-09-22 Martin Liska <mliska@suse.cz>
10839 * ipa-icf.c (sem_variable::merge): Yield merge operation if
10840 alias address matters, not necessarily address of original.
10842 2016-09-22 Richard Biener <rguenther@suse.de>
10844 PR middle-end/77697
10845 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
10848 2016-09-22 Richard Biener <rguenther@suse.de>
10850 PR middle-end/77677
10851 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
10852 from constant folding results.
10853 (gimple_resimplify2): Likewise.
10854 (gimple_resimplify3): Likewise.
10856 2016-09-22 Richard Biener <rguenther@suse.de>
10858 PR middle-end/77678
10859 * expr.c (expand_expr_real_1): Guard array access against negative
10862 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10864 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
10866 (format_floating): Likewise.
10868 2016-09-22 Jakub Jelinek <jakub@redhat.com>
10871 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
10872 for all IFN_GOMP_SIMD_* internal fns, not just for
10873 IFN_GOMP_SIMD_ORDERED_*.
10875 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10878 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
10879 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
10880 instructions when you want to invert the test.
10881 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
10882 correct order for XXSEL.
10883 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
10884 for using XSCMP{EQ,GT,GE}DP.
10886 2016-09-21 David Malcolm <dmalcolm@redhat.com>
10888 * genconstants.c (main): Introduce noop_reader and convert call
10889 to read_md_files to a method call.
10890 * genenums.c (main): Likewise.
10891 * genmddeps.c (main): Likewise.
10892 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
10893 rtx_reader_ptr->get_top_level_filename ().
10894 (write_tm_preds_h): Likewise.
10895 (write_insn_preds_c): Likewise.
10896 * gensupport.c (class gen_reader): New subclass of rtx_reader.
10897 (rtx_handle_directive): Convert to...
10898 (gen_reader::handle_unknown_directive): ...this.
10899 (init_rtx_reader_args_cb): Convert return type from bool to
10900 rtx_reader *. Create a gen_reader instance, using it for the
10901 call to read_md_files. Return it if no errors occur.
10902 (init_rtx_reader_args): Convert return type from bool to
10904 * gensupport.h (init_rtx_reader_args_cb): Likewise.
10905 (init_rtx_reader_args_cb): Likewise.
10906 * read-md.c (struct file_name_list): Move to class rtx_reader.
10907 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
10908 (read_md_filename): Delete in favor of
10909 rtx_reader::m_read_md_filename.
10910 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
10911 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
10912 (base_dir): Delete in favor of rtx_reader::m_base_dir.
10913 (first_dir_md_include): Delete in favor of
10914 rtx_reader::m_first_dir_md_include.
10915 (last_dir_md_include_ptr): Delete in favor of
10916 rtx_reader::m_last_dir_md_include_ptr.
10917 (max_include_len): Delete.
10918 (rtx_reader_ptr): New.
10919 (fatal_with_file_and_line): Use get_filename and get_lineno
10920 accessors of rtx_reader_ptr.
10921 (require_char_ws): Likewise.
10922 (rtx_reader::read_char): New method, based on ::read_char.
10923 (rtx_reader::unread_char): New method, based on ::unread_char.
10924 (read_escape): Use get_filename and get_lineno accessors of
10926 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
10927 (read_string): Use get_filename and get_lineno accessors of
10929 (rtx_reader::rtx_reader): New ctor.
10930 (rtx_reader::~rtx_reader): New dtor.
10931 (handle_include): Convert from a function to...
10932 (rtx_reader::handle_include): ...this method, converting
10933 handle_directive from a callback to a virtual function.
10934 (handle_file): Likewise, converting to...
10935 (rtx_reader::handle_file): ...this method.
10936 (handle_toplevel_file): Likewise, converting to...
10937 (rtx_reader::handle_toplevel_file): ...this method.
10938 (rtx_reader::get_current_location): New method.
10939 (parse_include): Convert from a function to...
10940 (rtx_reader::add_include_path): ...this method, dropping redundant
10941 update to unused max_include_len.
10942 (read_md_files): Convert from a function to...
10943 (rtx_reader::read_md_files): ...this method, converting
10944 handle_directive from a callback to a virtual function.
10945 (noop_reader::handle_unknown_directive): New method.
10946 * read-md.h (directive_handler_t): Delete this typedef.
10947 (in_fname): Delete.
10948 (read_md_file): Delete.
10949 (read_md_lineno): Delete.
10950 (read_md_filename): Delete.
10951 (class rtx_reader): New class.
10952 (rtx_reader_ptr): New decl.
10953 (class noop_reader): New subclass of rtx_reader.
10954 (read_char): Reimplement in terms of rtx_reader::read_char.
10955 (unread_char): Reimplement in terms of rtx_reader::unread_char.
10956 (read_md_files): Delete.
10957 * read-rtl.c (read_rtx_code): Update for deletion of globals
10958 read_md_filename and read_md_lineno.
10960 2016-09-21 Jason Merrill <jason@redhat.com>
10962 * input.h (from_macro_definition_at): New.
10964 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
10966 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
10968 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10970 PR tree-optimization/77550
10971 * tree-vect-stmts.c (create_array_ref): Change parameters.
10972 (get_group_alias_ptr_type): New function.
10973 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
10975 2016-09-21 Marek Polacek <polacek@redhat.com>
10977 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10978 Add falls through comment.
10980 2016-09-21 Richard Biener <rguenther@suse.de>
10982 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
10983 (replace_child): Likewise.
10984 (remove_child_TAG): Adjust.
10985 (move_marked_base_types): Likewise.
10986 (prune_unused_types_prune): Clear die_sib of removed children.
10988 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
10991 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
10992 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
10994 2016-09-21 Richard Biener <rguenther@suse.de>
10996 PR tree-optimization/77648
10997 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
10999 (make_transitive_closure_constraints): Adjust comment.
11000 (make_any_offset_constraints): New function.
11001 (handle_rhs_call): Make sure to first expand a pointer to all
11002 subfields before transitively closing it.
11003 (handle_const_call): Likewise. Properly expand returned
11005 (handle_pure_call): Likewise.
11007 2016-09-21 Richard Biener <rguenther@suse.de>
11008 Jakub Jelinek <jakub@redhat.com>
11010 PR tree-optimization/77621
11011 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
11012 group at non-vectorizable stmts.
11014 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11016 PR tree-optimization/72835
11017 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
11018 (make_new_ssa_for_all_defs): Likewise.
11019 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
11021 2016-09-20 Martin Sebor <msebor@redhat.com>
11023 PR middle-end/49905
11024 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
11025 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
11026 * config/linux.c (gnu_libc_printf_pointer_format): New function.
11027 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
11028 * config/sol2.c (solaris_printf_pointer_format): New function.
11029 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
11031 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
11032 * doc/tm.texi: Regenerate.
11033 * gimple-fold.h (get_range_strlen): New function.
11034 (get_maxval_strlen): Declare existing function.
11035 * gimple-fold.c (get_range_strlen): Add arguments and compute both
11036 maximum and minimum.
11037 (get_range_strlen): Define overload.
11038 (get_maxval_strlen): Adjust.
11039 * gimple-ssa-sprintf.c: New file and pass.
11040 * passes.def (pass_sprintf_length): Add new pass.
11041 * targhooks.h (default_printf_pointer_format): Declare new function.
11042 (gnu_libc_printf_pointer_format): Same.
11043 (solaris_libc_printf_pointer_format): Same.
11044 * targhooks.c (default_printf_pointer_format): Define new function.
11045 * tree-pass.h (make_pass_sprintf_length): Declare new function.
11046 * print-tree.c: Increase buffer size.
11048 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11050 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
11052 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11054 * common.opt: New option -fipa-vrp.
11055 * ipa-cp.c (ipa_get_vr_lat): New.
11056 (ipcp_vr_lattice::print): Likewise.
11057 (print_all_lattices): Call ipcp_vr_lattice::print.
11058 (ipcp_vr_lattice::meet_with): New.
11059 (ipcp_vr_lattice::meet_with_1): Likewise.
11060 (ipcp_vr_lattice::top_p): Likewise.
11061 (ipcp_vr_lattice::bottom_p): Likewsie.
11062 (ipcp_vr_lattice::set_to_bottom): Likewise.
11063 (set_all_contains_variable): Call VR set_to_bottom.
11064 (initialize_node_lattices): Init VR lattices.
11065 (propagate_vr_accross_jump_function): New.
11066 (propagate_constants_accross_call): Call
11067 propagate_vr_accross_jump_function.
11068 (ipcp_store_vr_results): New.
11069 (ipcp_driver): Handle VR.
11070 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
11071 (ipa_set_jf_unknown): Likewise.
11072 (ipa_compute_jump_functions_for_edge): Likewise.
11073 (ipa_node_params_t::duplicate): Likewise.
11074 (ipa_write_jump_function): Likewise.
11075 (ipa_read_jump_function): Likewise.
11076 (write_ipcp_transformation_info): Likewise.
11077 (read_ipcp_transformation_info): Likewise.
11078 (ipcp_update_vr): New.
11079 (ipcp_transform_function): Handle VR.
11080 * ipa-prop.h (struct ipa_vr): New.
11081 * cgraph.c: Include tree-vrp.h.
11082 * cgraphunit.c: Likewise.
11083 * ipa-utils.c: Likewise.
11085 * opts.c: Likewise.
11086 * toplev.c: Likewise.
11087 * ipa-devirt.c: Likewise.
11088 * ipa-inline-transform.c: Likewise.
11089 * ipa-inline.c: Likewise.
11090 * ipa-profile.c: Likewise.
11092 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11094 * doc/invoke.texi: Document -fdump-tree-evrp.
11095 * passes.def: Define new pass_early_vrp.
11096 * timevar.def: Define new TV_TREE_EARLY_VRP.
11097 * tree-pass.h (make_pass_early_vrp): New.
11098 * tree-ssa-propagate.c: Make replace_uses_in non static.
11099 * tree-ssa-propagate.h: Export replace_uses_in.
11100 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
11101 (extract_range_from_assert): Factor out
11102 extract_range_for_var_from_comparison_expr.
11103 (vrp_initialize_lattice): New.
11104 (vrp_initialize): Factor out vrp_initialize_lattice.
11105 (vrp_valueize): Fix it to reject complex value ranges.
11106 (vrp_free_lattice): New.
11107 (evrp_dom_walker::before_dom_children): Likewise.
11108 (evrp_dom_walker::after_dom_children): Likewise.
11109 (evrp_dom_walker::push_value_range): Likewise.
11110 (evrp_dom_walker::pop_value_range): Likewise.
11111 (execute_early_vrp): Likewise.
11112 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
11113 (make_pass_early_vrp): New.
11115 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11117 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
11118 instead of exact_log2.
11120 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11123 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
11124 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
11125 (ix86_add_stmt_cost): Penalize DFmode vector operations
11126 for !TARGET_VECTORIZE_DOUBLE.
11128 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
11130 * doc/invoke.texi (Warning Options): Simplify language.
11131 (Optimize Options): Complete sentence.
11133 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
11135 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
11138 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
11141 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
11142 inits on power8 and above, use the VMRGEW instruction instead of a
11145 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
11146 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
11149 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11151 * config/aarch64/arm_neon.h
11152 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
11153 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
11154 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
11156 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
11158 * config/var/vax.h (ELIMINABLE_REGS): Define.
11159 (INITIAL_ELIMINATION_OFFSET): Define.
11161 2016-09-20 Jakub Jelinek <jakub@redhat.com>
11163 PR middle-end/77624
11164 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
11165 cast to void * if the cast is from some other pointer type.
11167 2016-09-20 Richard Biener <rguenther@suse.de>
11169 PR tree-optimization/77646
11170 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
11173 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11175 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
11176 attributes to all inlined functions and make them extern.
11178 2016-09-20 Richard Biener <rguenther@suse.de>
11180 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11182 * debug.c (do_nothing_debug_hooks): Adjust.
11183 * dbxout.c (dbx_debug_hooks): Likewise.
11184 * sdbout.c (sdb_debug_hooks): Likewise.
11185 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11186 (dwarf2out_finish): Move producer, filename and
11187 path annotation ...
11188 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11189 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11191 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11194 * doc/invoke.texi: Document -Wint-in-bool-context.
11196 PR middle-end/77421
11197 * dwarf2out.c (output_loc_operands): Fix an assertion.
11199 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11201 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11202 (CR_DECIMAL_DIG): New macro.
11204 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11206 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11209 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11211 PR rtl-optimization/77416
11212 * lra-remat.c (operand_to_remat): Process hard coded insn
11215 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11217 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11218 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11220 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11222 * target.def (lra_p): Wordsmithing.
11223 * doc/tm.texi: Regenerate.
11225 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11226 Jan Hubicka <jh@suse.cz>
11229 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11230 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11231 Call ultimate_alias_target just once, not up to 4 times.
11233 2016-09-19 Richard Biener <rguenther@suse.de>
11235 * dwarf2out.c (early_dwarf_finished): New global.
11236 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11238 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11239 if called from LTO exit early.
11240 (dwarf2out_late_global_decl): When being during the early
11241 debug phase do not add locations but only const value attributes.
11242 Adjust the way we generate early DIEs for LTO.
11244 2016-09-19 Richard Biener <rguenther@suse.de>
11246 PR middle-end/77605
11247 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11248 proper niter to bound the loops.
11250 2016-09-19 Richard Biener <rguenther@suse.de>
11252 PR tree-optimization/77514
11253 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11254 search for folded stmt.
11256 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11258 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11259 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11260 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11261 fsm_find_thread_path, profitable_jump_thread_path,
11262 fsm_find_control_statement_thread_paths,
11263 find_jump_threads_backwards): Add speed_p parameter.
11264 (pass_data_early_thread_jumps): New pass.
11265 (make_pass_early_thread_jumps): New function.
11267 2016-09-17 Andreas Schwab <schwab@suse.de>
11269 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11270 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11272 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
11274 * recog.c (rest_of_handle_split_after_reload): Delete.
11275 (pass_split_after_reload::gate): New method.
11276 (pass_split_after_reload::execute): Call split_all_insns directly.
11278 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
11280 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
11281 parameters for functions taking long long arguments.
11283 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11286 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
11287 splat with truncate.
11289 2016-09-16 Jason Merrill <jason@redhat.com>
11291 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
11293 * hwint.c (exact_log2): Use pow2p_hwi.
11294 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
11295 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
11296 * builtins.c (get_object_alignment_2, get_object_alignment)
11297 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
11299 * calls.c (compute_argument_addresses, store_one_arg): Use
11301 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
11302 * combine.c (force_to_mode): Use least_bit_hwi.
11303 (contains_muldiv, find_split_point, combine_simplify_rtx)
11304 (simplify_if_then_else, simplify_set, force_to_mode)
11305 (if_then_else_cond, simplify_and_const_int_1)
11306 (simplify_compare_const): Use pow2p_hwi.
11307 * cse.c (fold_rtx): Use pow2p_hwi.
11308 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
11310 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
11311 (init_expmed_one_conv): Use pow2p_hwi.
11312 * expr.c (is_aligning_offset): Use pow2p_hwi.
11313 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
11314 (fold_binary_loc): Use pow2p_hwi.
11315 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
11316 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
11317 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
11318 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
11320 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
11321 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
11322 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
11323 * omp-low.c (oacc_loop_fixed_partitions)
11324 (oacc_loop_auto_partitions): Use least_bit_hwi.
11325 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
11326 * stor-layout.c (place_field): Use least_bit_hwi.
11327 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
11328 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
11329 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
11330 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
11331 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
11332 * tree-vect-data-refs.c (vect_analyze_group_access_1)
11333 (vect_grouped_store_supported, vect_grouped_load_supported)
11334 (vect_permute_load_chain, vect_shift_permute_load_chain)
11335 (vect_transform_grouped_load): Use pow2p_hwi.
11336 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
11337 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
11338 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
11340 * tsan.c (instrument_expr): Use least_bit_hwi.
11341 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
11343 2016-09-16 Andreas Schwab <schwab@suse.de>
11345 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
11346 OFFSET, not offset.
11347 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11349 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11352 * combine.c (rest_of_handle_combine): If any edges have been purged,
11353 free dominators if available.
11355 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11356 Eric Botcazou <ebotcazou@adacore.com>
11358 PR middle-end/77594
11359 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
11360 through into expand_addsub_overflow after expand_neg_overflow.
11362 2016-09-15 David Malcolm <dmalcolm@redhat.com>
11364 * diagnostic-show-locus.c
11365 (selftest::test_fixit_insert_containing_newline): New function.
11366 (selftest::test_fixit_replace_containing_newline): New function.
11367 (selftest::diagnostic_show_locus_c_tests): Call the above.
11369 2016-09-15 Bin Cheng <bin.cheng@arm.com>
11371 PR tree-optimization/77503
11372 * tree-vect-loop.c (vectorizable_reduction): Record reduction
11373 code for CONST_COND_REDUCTION at analysis stage and use it at
11375 * tree-vectorizer.h (struct _stmt_vec_info): New field.
11376 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
11377 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
11380 2016-09-15 Richard Biener <rguenther@suse.de>
11382 PR middle-end/77544
11383 * fold-const.c (split_tree): Do not split constant ~X.
11385 2016-09-15 Jakub Jelinek <jakub@redhat.com>
11387 PR rtl-optimization/77425
11388 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
11391 PR middle-end/77475
11392 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
11393 use %qs instead of %s where desirable, use argument instead of arg in
11394 the diagnostic wording, add list of supported strategies and
11396 (ix86_option_override_internal): Emit target("m...") instead of
11397 option("m...") in the diagnostic. Use %qs instead of %s in invalid
11398 -march/-mtune option diagnostic. Add list of supported arches/tunings
11399 and spellcheck hint. Remove prefix, suffix and sw variables, use
11400 main_args_p ? "..." : "..." in diagnostics to make translation
11403 2016-09-15 Richard Biener <rguenther@suse.de>
11405 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
11406 extra offset argument.
11407 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
11408 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
11409 to reflect new offset parameter.
11410 * doc/tm.texi: Regenerate.
11411 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11412 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
11414 (darwin_asm_output_dwarf_offset): Likewise.
11415 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
11417 (darwin_asm_output_dwarf_offset): Pass offset argument through.
11418 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11419 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11421 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
11424 * ipa-icf.c (set_alias_uids): New function.
11425 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
11426 all the merged variable's referring aliases.
11428 2016-09-15 Richard Biener <rguenther@suse.de>
11430 PR tree-optimization/77514
11431 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
11432 only forced_stmts sequence.
11434 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
11436 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
11437 * cfgexpand.c (update_alias_info_with_stack_vars): Use
11438 FOR_EACH_SSA_NAME to iterate over SSA variables.
11439 (pass_expand::execute): Likewise.
11440 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
11441 * tree-cfg.c (dump_function_to_file): Likewise.
11442 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
11443 (update_ssa): Likewise.
11444 * tree-ssa-alias.c (dump_alias_info): Likewise.
11445 * tree-ssa-ccp.c (ccp_finalize): Likewise.
11446 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
11447 (create_outofssa_var_map): Likewise.
11448 (coalesce_ssa_name): Likewise.
11449 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
11450 * tree-ssa-pre.c (compute_avail): Likewise.
11451 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
11452 (scc_vn_restore_ssa_info): Likewise.
11453 (free_scc_vn): Likwise.
11454 (run_scc_vn): Likewise.
11455 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
11456 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
11457 * tree-ssa-copy.c (fini_copy_prop): Likewise.
11458 * tree-ssa.c (verify_ssa): Likewise.
11460 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
11462 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
11463 and mips64r2 as default 32-bit and 64-bit architectures.
11464 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
11465 as default 32-bit and 64-bit architectures.
11467 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
11469 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
11472 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11474 * target.def (lra_p): Change commentary (for the manual) for the
11476 * doc/tm.texi: Regenerate.
11478 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11480 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
11481 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
11482 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
11483 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
11485 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11487 * targhooks.c (default_lra_p): Return true instead of false.
11489 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11491 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
11492 hook_bool_void_false.
11493 * config/avr/avr.c: Ditto.
11494 * config/bfin/bfin.c: Ditto.
11495 * config/c6x/c6x.c: Ditto.
11496 * config/cr16/cr16.c: Ditto.
11497 * config/cris/cris.c: Ditto.
11498 * config/epiphany/epiphany.c: Ditto.
11499 * config/fr30/fr30.c: Ditto.
11500 * config/frv/frv.c: Ditto.
11501 * config/h8300/h8300.c: Ditto.
11502 * config/ia64/ia64.c: Ditto.
11503 * config/iq2000/iq2000.c: Ditto.
11504 * config/lm32/lm32.c: Ditto.
11505 * config/m32c/m32c.c: Ditto.
11506 * config/m32r/m32r.c: Ditto.
11507 * config/m68k/m68k.c: Ditto.
11508 * config/mcore/mcore.c: Ditto.
11509 * config/microblaze/microblaze.c: Ditto.
11510 * config/mmix/mmix.c: Ditto.
11511 * config/mn10300/mn10300.c: Ditto.
11512 * config/moxie/moxie.c: Ditto.
11513 * config/msp430/msp430.c: Ditto.
11514 * config/nios2/nios2.c: Ditto.
11515 * config/nvptx/nvptx.c: Ditto.
11516 * config/pa/pa.c: Ditto.
11517 * config/pdp11/pdp11.c: Ditto.
11518 * config/rl78/rl78.c: Ditto.
11519 * config/sparc/sparc.c: Ditto.
11520 * config/spu/spu.c: Ditto.
11521 * config/stormy16/stormy16.c: Ditto.
11522 * config/tilegx/tilegx.c: Ditto.
11523 * config/tilepro/tilepro.c: Ditto.
11524 * config/v850/v850.c: Ditto.
11525 * config/vax/vax.c: Ditto.
11526 * config/visium/visium.c: Ditto.
11527 * config/xtensa/xtensa.c: Ditto.
11529 2016-09-14 Jakub Jelinek <jakub@redhat.com>
11532 * tsan.c: Include target.h.
11533 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
11534 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
11535 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
11536 BUILT_IN_ATOMIC_TEST_AND_SET entries.
11537 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
11539 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
11540 Martin Liska <mliska@suse.cz>
11542 PR middle-end/77574
11543 * predict.c (force_edge_cold): Add braces to a condition.
11545 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11547 PR rtl-optimization/77289
11548 * lra-constraints.c (get_final_hard_regno): Removed.
11549 (get_hard_regno): Add new parameter final_p.
11550 (get_reg_class): Directly call lra_get_elimination_hard_regno.
11551 (operands_match_p): Adjust call to get_hard_regno.
11552 (uses_hard_regs_p): Likewise.
11553 (process_alt_operands): Likewise.
11555 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
11558 * config/msp430/msp430.c (msp430_start_function): Emit an error
11559 if a function is both weak and specifies an interrupt number.
11561 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11563 PR tree-optimization/77454
11564 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
11565 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
11568 2016-09-13 Tamar Christina <tamar.christina@arm.com>
11570 * config/aarch64/aarch64-builtins.c
11571 (aarch64_init_simd_builtins): Fix builtin type signature printing.
11573 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
11575 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
11576 SFmode and SCmode arguments by reference.
11578 2016-09-13 David Malcolm <dmalcolm@redhat.com>
11580 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
11582 (selftest::test_one_liner_fixit_insert_before): ...this, and update
11583 for renaming of add_fixit_insert to add_fixit_insert_before.
11584 (selftest::test_one_liner_fixit_insert_after): New function.
11585 (selftest::test_one_liner_fixit_validation_adhoc_locations):
11586 Update for renaming of add_fixit_insert to add_fixit_insert_before.
11587 (selftest::test_one_liner_many_fixits): Likewise.
11588 (selftest::test_diagnostic_show_locus_one_liner): Update for
11589 renaming, call new test function.
11590 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
11591 renaming of add_fixit_insert to add_fixit_insert_before.
11592 (selftest::test_fixit_consolidation): Likewise.
11593 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
11595 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
11596 (selftest::test_applying_fixits_insert_before): ...this.
11597 (selftest::test_applying_fixits_insert): Update for renaming of
11598 add_fixit_insert to add_fixit_insert_before.
11599 (selftest::test_applying_fixits_insert_after): New function.
11600 (selftest::test_applying_fixits_insert_after_at_line_end): New
11602 (selftest::test_applying_fixits_insert_after_failure): New function.
11603 (selftest::test_applying_fixits_multiple): Update for renaming of
11604 add_fixit_insert to add_fixit_insert_before.
11605 (selftest::change_line): Likewise.
11606 (selftest::test_applying_fixits_unreadable_file): Likewise.
11607 (selftest::test_applying_fixits_line_out_of_range): Likewise.
11608 (selftest::test_applying_fixits_column_validation): Likewise.
11609 (selftest::test_applying_fixits_column_validation): Likewise.
11610 (selftest::edit_context_c_tests): Update for renamed test function;
11611 call new test functions.
11613 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
11615 PR tree-optimization/77536
11616 PR rtl-optimization/68212
11617 * config/rs6000/rs6000.md (div->recip splitter): Remove
11618 optimize_insn_for_speed_p condition.
11620 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
11622 * optabs.c (prepare_cmp_insn): Update documentation comment.
11624 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11625 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11627 PR middle-end/77475
11628 * opts.h (candidates_list_and_hint): Declare.
11629 * opts-common.c (candidates_list_and_hint): New function.
11630 (cmdline_handle_error): Use it.
11632 2016-09-12 David Malcolm <dmalcolm@redhat.com>
11634 * edit-context.c (edited_line::get_len): New accessor.
11635 (edited_file::print_diff): Split out hunk-printing into...
11636 (edited_file::print_diff_hunk): New method.
11637 (edited_file::print_diff_line): New method.
11639 2016-09-12 Andrew Pinski <apinski@cavium.com>
11641 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
11643 * config/aarch64/aarch64.c (thunderx_tunings): Enable
11644 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
11645 (aarch64_operands_ok_for_ldpstp): Return false if
11646 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
11647 was SImode and the alignment is less than 8 byte.
11648 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
11650 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
11653 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
11655 2016-09-12 Marek Polacek <polacek@redhat.com>
11657 * doc/extend.texi: Use lowercase "boolean".
11658 * doc/invoke.texi: Likewise.
11659 * doc/md.texi: Likewise.
11660 * target.def: Likewise.
11661 * doc/tm.texi: Regenerated.
11663 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11665 PR middle-end/77426
11666 * expmed.c (synth_mult): Delete duplicate mode check.
11668 2016-09-10 Tom de Vries <tom@codesourcery.com>
11671 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
11673 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
11674 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
11676 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
11678 PR rtl-optimization/77289
11679 * lra-constraints.c (get_final_hard_regno): Add support for non hard
11680 register numbers. Remove support for subregs.
11681 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
11682 (get_reg_class): Delete removed get_final_hard_regno() argument.
11683 (uses_hard_regs_p): Call get_final_hard_regno().
11685 2016-09-09 Martin Sebor <msebor@redhat.com>
11689 * pretty-print.c (pp_quoted_string): New function.
11690 (pp_format): Call it for %c and %s directives.
11692 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11694 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
11695 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
11696 INITIAL_ELIMINATION_OFFSET) : Update documentation.
11697 * target.def (frame_pointer_required, can_eliminate): Likewise.
11698 * doc/tm.texi: Regenerated.
11699 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
11701 * df-scan.c (df_hard_reg_init): Likewise.
11702 * ira.c (ira_setup_eliminable_regset): Likewise.
11703 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
11704 init_elim_table): Likewise.
11705 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
11706 set_initial_elim_offsets, update_eliminables,
11707 init_elim_table): Likewise.
11708 * rtlanal.c (get_initial_register_offset): Likewise.
11709 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11710 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11711 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11712 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11713 * config/fr30/fr30.h: Fix comment.
11714 * config/frv/frv.c: Likewise.
11715 * config/frv/frv.h: Likewise.
11716 * config/ft32/ft32.h: Likewise.
11717 * config/visium/visium.h: Likewise.
11718 * config/pa/pa64-linux.h: Likewise.
11719 * config/v850/v850.h: Likewise.
11720 * config/cris/cris.c: Likewise.
11721 * config/ia64/ia64.h: Likewise.
11722 * config/moxie/moxie.h: Likewise.
11723 * config/m32r/m32r.h: Likewise.
11725 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
11728 * config.in: Regenerate.
11729 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
11731 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
11732 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
11733 static-libmpxwrappers case.
11734 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
11735 MPX_LD_AS_NEEDED_GUARD_POP.
11736 * configure: Regenerate.
11737 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
11738 defined if linker support "--push-state"/"--pop-state".
11740 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
11742 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
11744 2016-09-09 Joseph Myers <joseph@codesourcery.com>
11746 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
11747 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
11748 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
11749 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
11750 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
11751 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
11752 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
11754 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
11755 width macros from TS 18661-1.
11756 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
11758 2016-09-08 Jakub Jelinek <jakub@redhat.com>
11761 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
11762 OMP_CLAUSE_SAFELEN_EXPR.
11764 2016-09-07 David Malcolm <dmalcolm@redhat.com>
11766 * Makefile.in (OBJS): Add substring-locations.o.
11767 * langhooks-def.h (class substring_loc): New forward decl.
11768 (lhd_get_substring_location): New decl.
11769 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
11770 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
11771 * langhooks.c (lhd_get_substring_location): New function.
11772 * langhooks.h (class substring_loc): New forward decl.
11773 (struct lang_hooks): Add field get_substring_location.
11774 * substring-locations.c: New file, taking definition of
11775 format_warning_va and format_warning_at_substring from
11776 c-family/c-format.c, making them non-static.
11777 * substring-locations.h (class substring_loc): Move class here
11778 from c-family/c-common.h. Add and rewrite comments.
11779 (format_warning_va): New decl.
11780 (format_warning_at_substring): New decl.
11781 (get_source_location_for_substring): Add comment.
11783 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
11785 * config/i386/i386.c: Add 'U' suffix to processor feature bits
11786 to avoid -Wnarrowing warning.
11787 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
11788 * opts.c: Likewise for SANITIZER_OPT bitmasks.
11790 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
11792 * config/aarch64/aarch64.c (aarch64_legitimize_address):
11793 Avoid use of base_offset if offset already in range.
11795 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
11797 * config/sh/sh-protos.h (struct sh_atomic_model,
11798 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11799 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11800 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
11801 * config/sh/sh.h (struct sh_atomic_model,
11802 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11803 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11804 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
11805 Guard with __cplusplus.
11807 2016-09-06 Jakub Jelinek <jakub@redhat.com>
11810 * config/i386/i386.c (ix86_expand_builtin): For builtin with
11811 unsupported or unknown ISA, use expand_call.
11813 2016-09-06 Martin Liska <mliska@suse.cz>
11815 PR gcov-profile/77378
11816 PR gcov-profile/77466
11817 * tree-profile.c (tree_profiling): Detect whether target can use
11818 -fprofile-update=atomic.
11820 2016-09-06 Richard Biener <rguenther@suse.de>
11822 PR tree-optimization/77479
11823 * tree-vrp.c (update_value_range): Extend overflow handling to
11826 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11829 * config/i386/i386.md (isa): Add x64_avx512bw.
11830 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
11831 (kmov_isa): New mode attr.
11832 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
11833 (*zero_extend<mode>si2): Likewise.
11834 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
11836 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
11838 * doc/invoke.texi (SPU Options): nops -> NOPs.
11839 (x86 Options): Ditto.
11841 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11843 PR middle-end/77475
11844 * toplev.c (process_options): Temporarily set input_location
11845 to UNKNOWN_LOCATION around targetm.target_option.override () call.
11847 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
11849 PR rtl-optimization/77452
11850 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
11851 inner-mode reference to a CONST_VECTOR constant in the constant pool.
11853 2016-09-05 Marek Polacek <polacek@redhat.com>
11856 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
11858 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11861 * gensupport.c (alter_output_for_subst_insn): Remove redundant
11862 *insn_out == '*' test. Don't copy unnecessary to yet another
11863 memory buffer, and don't leak it.
11865 PR rtl-optimization/77425
11866 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
11868 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
11870 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
11872 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11874 * common.opt (fdiagnostics-generate-patch): New option.
11875 * diagnostic.c: Include "edit-context.h".
11876 (diagnostic_initialize): Initialize context->edit_context_ptr.
11877 (diagnostic_finish): Delete context->edit_context_ptr.
11878 (diagnostic_report_diagnostic): Add fix-it hints from the
11879 diagnostic to context->edit_context_ptr, if any.
11880 * diagnostic.h (class edit_context): Add forward decl.
11881 (struct diagnostic_context): Add field "edit_context_ptr".
11882 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11883 -fdiagnostics-generate-patch.
11884 (-fdiagnostics-generate-patch): New item.
11885 * toplev.c: Include "edit-context.h".
11886 (process_options): Set global_dc->edit_context_ptr to a new
11887 edit_context if the options need one.
11888 (toplev::main): Handle -fdiagnostics-generate-patch by using
11889 global_dc->edit_context_ptr.
11891 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11894 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
11895 map and firstprivate clauses on target construct for _Atomic
11897 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
11898 on target construct for _Atomic qualified decls.
11899 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
11901 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
11902 _Atomic qualified arguments not mentioned in uniform clause.
11904 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11906 * Makefile.in (OBJS-libcommon): Add edit-context.o.
11907 * diagnostic-color.c (color_dict): Add "diff-filename",
11908 "diff-hunk", "diff-delete", and "diff-insert".
11909 (parse_gcc_colors): Update default value of GCC_COLORS in comment
11910 to reflect above changes.
11911 * doc/invoke.texi (-fdiagnostics-color): Update description of
11912 default GCC_COLORS, and of the supported capabilities.
11913 * edit-context.c: New file.
11914 * edit-context.h: New file.
11915 * input.c (struct fcache): Add field "missing_trailing_newline".
11916 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
11918 (add_file_to_cache_tab): Likewise.
11919 (fcache::fcache): Likewise.
11920 (get_next_line): Update c->missing_trailing_newline.
11921 (location_missing_trailing_newline): New function.
11922 * input.h (location_missing_trailing_newline): New decl.
11923 * selftest-run-tests.c (selftest::run_tests): Call
11924 edit_context_c_tests.
11925 * selftest.h (edit_context_c_tests): New decl.
11927 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11928 Richard Biener <rguenth@suse.de>
11930 PR tree-optimization/77444
11931 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
11932 as steptype, remove redundant initialization.
11934 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11937 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
11938 (sanopt_optimize_walker): Optimize away
11939 __asan_before_dynamic_init (...) followed by
11940 __asan_after_dynamic_init () without intervening memory loads/stores.
11941 * ipa-pure-const.c (special_builtin_state): Handle
11942 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
11943 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
11945 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11947 * cfg.c (free_original_copy_tables): Replace second assignment of
11948 bb_copy = NULL by bb_original = NULL.
11950 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11953 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
11954 assignment added in r216794.
11956 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11958 * Makefile.in (OBJS): Add typed-splay-tree.o.
11959 * selftest-run-tests.c (selftest::run_tests): Call
11960 typed_splay_tree_c_tests.
11961 * selftest.h (typed_splay_tree_c_tests): New decl.
11962 * typed-splay-tree.c: New file.
11963 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
11964 (typed_splay_tree::max): New method.
11965 (typed_splay_tree::min): New method.
11966 (typed_splay_tree::foreach): New method.
11967 (typed_splay_tree::closure): New struct.
11968 (typed_splay_tree::inner_foreach_fn): New function.
11970 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11972 * ipa-cp.c (ipcp_store_bits_results): Change option name from
11973 -fipa-cp-bit to -fipa-bit-cp.
11975 2016-09-01 Martin Sebor <msebor@redhat.com>
11977 PR tree-optimization/71831
11978 * tree-object-size.h: Return bool instead of the size and add
11979 argument for the size.
11980 * tree-object-size.c (compute_object_offset): Update signature.
11981 (addr_object_size): Same.
11982 (compute_builtin_object_size): Return bool instead of the size
11983 and add argument for the size. Handle POINTER_PLUS_EXPR when
11984 optimization is disabled.
11985 (expr_object_size): Adjust.
11986 (plus_stmt_object_size): Adjust.
11987 (pass_object_sizes::execute): Adjust.
11988 * builtins.c (fold_builtin_object_size): Adjust.
11989 * doc/extend.texi (Object Size Checking): Update.
11990 * ubsan.c (instrument_object_size): Adjust.
11992 2016-09-01 Martin Sebor <msebor@redhat.com>
11994 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
11995 it fits the output of the formatted function regardless of its
11997 * genmodes.c (parser::parse_expr): Same.
11998 * gimplify.c (gimplify_asm_expr): Same.
11999 * passes.c (pass_manager::register_one_dump_file): Same.
12000 * print-tree.c (print_node): Same.
12002 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12004 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
12006 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12008 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
12010 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12012 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
12013 * config/rs6000/vector.md: Ditto.
12014 * config/rs6000/vsx.md: Ditto.
12016 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12018 * ipa-inline-analysis.c (param_change_prob): Get to the base object
12019 first in all cases.
12021 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12023 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
12024 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
12025 *return_and_restore_gpregs_<mode>_r11,
12026 *return_and_restore_gpregs_<mode>_r12,
12027 *return_and_restore_gpregs_<mode>_r1,
12028 *return_and_restore_fpregs_<mode>_r11,
12029 *return_and_restore_fpregs_<mode>_r12,
12030 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
12031 directly instead of via the "l" constraint. Renumber operands.
12034 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12036 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
12037 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
12038 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
12039 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
12040 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
12041 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
12042 *call_value_nonlocal_darwin64, reload_macho_picbase,
12043 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
12044 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
12045 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
12046 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
12047 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
12048 *save_fpregs_<mode>_r1): Ditto.
12049 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
12050 *return_and_restore_gpregs_spe): Ditto.
12052 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12054 * config/rs6000/rs6000.md
12055 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
12056 the use of the link register.
12057 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
12059 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12060 Michael Meissner <meissner@linux.vnet.ibm.com>
12063 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
12064 reg+reg addressing for TImode.
12065 (rs6000_legitimate_address_p): Only allow register indirect
12066 addressing for TImode, even without TARGET_QUAD_MEMORY.
12068 2016-09-01 Richard Biener <rguenther@suse.de>
12070 PR middle-end/77436
12071 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
12072 check whether the result fits the desired result type.
12074 2016-09-01 Nathan Sidwell <nathan@acm.org>
12076 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
12078 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
12080 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
12082 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
12084 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12086 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
12087 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
12088 for comparisons of integer ZERO_EXTEND against zero.
12090 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12092 * config/i386/i386.c (ix86_option_override_internal): Also disable the
12093 STV pass if -mstackrealign is enabled.
12095 2016-08-31 Ilya Verbin <iverbin@gmail.com>
12097 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
12100 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12102 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
12103 (layout_range::intersects_line_p): New method.
12104 (test_range_contains_point_for_single_point): Rename to...
12105 (test_layout_range_for_single_point): ...this, and add testing
12106 for layout_range::intersects_line_p.
12107 (test_range_contains_point_for_single_line): Rename to...
12108 (test_layout_range_for_single_line): ...this, and add testing
12109 for layout_range::intersects_line_p.
12110 (test_range_contains_point_for_multiple_lines): Rename to...
12111 (test_layout_range_for_multiple_lines): ...this, and add testing
12112 for layout_range::intersects_line_p.
12113 (layout::layout): Populate m_fixit_hints.
12114 (layout::get_expanded_location): Handle the case of a line-span
12116 (layout::validate_fixit_hint_p): New method.
12117 (get_line_span_for_fixit_hint): New function.
12118 (layout::calculate_line_spans): Add spans for fixit-hints.
12119 (layout::should_print_annotation_line_p): New method.
12120 (layout::print_any_fixits): Drop param "richloc", instead using
12121 validated fixits in m_fixit_hints. Add "const" to hint pointers.
12122 (diagnostic_show_locus): Avoid printing blank annotation lines.
12123 (selftest::test_diagnostic_context::test_diagnostic_context):
12124 Initialize show_column and start_span.
12125 (selftest::test_diagnostic_context::start_span_cb): New static
12127 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
12128 (selftest::diagnostic_show_locus_c_tests): Update for function
12129 renamings. Call test_diagnostic_show_locus_fixit_lines.
12131 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12133 PR tree-optimization/73714
12134 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
12136 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12138 * selftest.c: Move "namespace selftest {" to top of file,
12139 removing explicit "selftest::" qualifiers throughout.
12141 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12143 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
12145 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
12146 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12147 Replace builtin with vector extension.
12148 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
12150 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
12151 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12152 Replace builtin with vector extension.
12153 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
12154 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
12155 Replace builtin with vector extension.
12156 * config/i386/xmmintrin.h (__m128_u): New type.
12157 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
12158 (_mm_load_ps, _mm_store_ps): Simplify.
12160 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
12162 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
12164 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12166 * diagnostic-show-locus.c (colorizer::begin_state): Support more
12167 than 3 ranges per diagnostic by alternating between color 1 and
12169 (layout::layout): Replace use of rich_location::MAX_RANGES
12170 with richloc->get_num_locations ().
12171 (layout::calculate_line_spans): Replace use of
12172 rich_location::MAX_RANGES with m_layout_ranges.length ().
12173 (layout::print_annotation_line): Handle arbitrary numbers of
12174 ranges in caret-printing by defaulting to '^'.
12175 (selftest::test_one_liner_many_fixits): New function.
12176 (test_diagnostic_show_locus_one_liner): Call it.
12177 * diagnostic.c (diagnostic_initialize): Update for renaming
12178 of rich_location::MAX_RANGES to
12179 rich_location::STATICALLY_ALLOCATED_RANGES.
12180 * diagnostic.h (struct diagnostic_context): Likewise.
12182 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12184 * selftest.c (selftest::named_temp_file::named_temp_file): New
12186 (selftest::temp_source_file::~temp_source_file): Move to...
12187 (selftest::named_temp_file::~named_temp_file): ...here.
12188 (selftest::test_named_temp_file): New function.
12189 (selftest::selftest_c_tests): Call test_named_temp_file.
12190 * selftest.h (class named_temp_file): New class.
12191 (class temp_source_file): Convert to a subclass of named_temp_file.
12193 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12195 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12196 USEs of LR_REGNO in returns and sibcalls.
12197 (rs6000_output_mi_thunk): Similar.
12198 (rs6000_sibcall_aix): Similar.
12199 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12200 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12201 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12202 Remove the USE of LR_REGNO from the patterns as well. Delete an
12204 (return_internal_<mode>): Delete.
12206 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12208 * config/aarch64/aarch64-simd.md
12209 (aarch64_ld2<mode>_dreg_le): New.
12210 (aarch64_ld2<mode>_dreg_be): New.
12211 (aarch64_ld2<mode>_dreg): Removed.
12212 (aarch64_ld3<mode>_dreg_le): New.
12213 (aarch64_ld3<mode>_dreg_be): New.
12214 (aarch64_ld3<mode>_dreg): Removed.
12215 (aarch64_ld4<mode>_dreg_le): New.
12216 (aarch64_ld4<mode>_dreg_be): New.
12217 (aarch64_ld4<mode>_dreg): Removed.
12218 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12220 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12222 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12223 redundant location param.
12224 (test_one_liner_fixit_remove): Likewise.
12225 (test_one_liner_fixit_replace): Likewise.
12226 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12227 * gcc-rich-location.c
12228 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12229 get_range_from_loc. Drop overload taking a const char *.
12230 * gcc-rich-location.h
12231 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12234 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12236 * config/linux.c (linux_libc_has_function): Return true on musl.
12238 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12240 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12242 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12244 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12245 used for abnormal egdes.
12247 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12249 PR tree-optimization/72866
12250 * tree-vect-patterns.c (search_type_for_mask): Turn into
12251 a small wrapper, move all code to ...
12252 (search_type_for_mask_1): ... this new function. Add caching
12253 and adjust recursive calls.
12256 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12257 instead of lookup_type_die (type_main_variant (type)) even for array
12260 PR middle-end/77377
12261 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12262 constant pool reference return x instead of c.
12264 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12266 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12269 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12272 (selftest::test_make_location_nonpure_range_endpoints): Fix
12275 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12277 * diagnostic-show-locus.c
12278 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
12280 (selftest::test_diagnostic_show_locus_one_liner): Call it.
12281 * input.c (get_pure_location): Move to libcpp/line-map.c.
12282 * input.h (get_pure_location): Convert decl to an inline function
12283 calling implementation in libcpp.
12285 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
12288 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
12289 template for intel asm dialect.
12290 (vec_set_hi_<mode><mask_name>): Ditto.
12292 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12294 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
12295 (selftest::fail_formatted): Likewise.
12297 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12299 * input.c (make_location): Call get_start and get_finish
12300 on the endpoints to avoid storing packed ranges or ad-hoc
12302 (selftest::test_make_location_nonpure_range_endpoints): New function.
12303 (selftest::input_c_tests): Call it.
12304 * input.h (get_start): New inline function.
12306 2016-08-29 Tom de Vries <tom@codesourcery.com>
12309 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
12312 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
12314 * Makefile.in (gcov-iov.h): Add dummy recipe.
12316 2016-08-29 Nathan Sidwell <nathan@acm.org>
12318 * config/nvptx/nvptx.c: #include tree-vrp.h.
12320 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
12323 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
12324 HIGH+LO construct during reload.
12326 2016-08-28 Tom de Vries <tom@codesourcery.com>
12329 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
12330 'sysv_abi va_list' attribute.
12331 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
12332 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
12335 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12337 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
12338 * emit-rtl.c (unshare_all_rtl_1): Adjust.
12339 (unshare_all_rtl_again): Likewise.
12340 * function.c (assign_stack_local_1): Likewise.
12341 (assign_stack_temp_for_type): Likewise.
12343 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12345 * cfgbuild.c (make_edges): Adjust.
12346 * cfgrtl.c (can_delete_label_p): Likewise.
12347 * dwarf2cfi.c (create_trace_edges): Likewise.
12348 * except.c (sjlj_emit_dispatch_table): Likewise.
12349 * function.h (struct expr_status): make x_forced_labels a vector.
12350 * jump.c (rebuild_jump_labels_1): Adjust.
12351 * reload1.c (set_initial_label_offsets): Likewise.
12352 * stmt.c (force_label_rtx): Likewise.
12353 (expand_label): Likewise.
12355 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12357 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
12359 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
12361 PR tree-optimization/71077
12362 PR tree-optimization/68542
12363 * fold-const.c (fold_relational_const): Fix folding of
12364 VECTOR_CST comparisons that have a scalar boolean result type.
12365 (selftest::test_vector_folding): New static function.
12366 (selftest::fold_const_c_tests): Call it.
12368 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
12370 * doc/extend.texi (SPU Built-in Functions): Remove stale
12371 references to material formerly at IBM and Sony.
12373 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
12376 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
12378 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12380 * diagnostic-show-locus.c
12381 (selftest::test_fixit_consolidation): New function.
12382 (selftest::diagnostic_show_locus_c_tests): Call it.
12383 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
12384 constructor based on source_range.
12386 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12388 * diagnostic-color.c (color_dict): Add "fixit-insert" and
12390 (parse_gcc_colors): Update description of default GCC_COLORS.
12391 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
12392 (colorizer::set_fixit_insert): New method.
12393 (colorizer::set_fixit_delete): New method.
12394 (colorizer::get_color_by_name): New method.
12395 (colorizer::STATE_FIXIT_INSERT): New constant.
12396 (colorizer::STATE_FIXIT_DELETE): New constant.
12397 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
12398 fields in favor of new field "m_stop_color". Add fields
12399 "m_fixit_insert" and "m_fixit_delete".
12400 (colorizer::colorizer): Update for above changes. Replace
12401 colorize_start calls with calls to get_color_by_name.
12402 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
12403 STATE_FIXIT_DELETE. Update for field renamings.
12404 (colorizer::finish_state): Simplify by using m_stop_color,
12405 rather than multiple identical "*_ce" fields.
12406 (colorizer::get_color_by_name): New method.
12407 (layout::print_any_fixits): Print insertions and replacements
12408 using the "fixit-insert" color, and deletions using the
12409 "fixit-delete" color.
12410 * doc/invoke.texi (-fdiagnostics-color): Update description of
12411 default GCC_COLORS, and of the supported capabilities.
12413 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
12415 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
12416 current_function_static_stack_size variable with the static
12417 stack frame size of the current function when
12418 flag_stack_usage_info is enabled.
12420 2016-08-26 Nathan Sidwell <nathan@acm.org>
12422 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
12423 assignment inside if condition.
12425 2016-08-26 Richard Biener <rguenther@suse.de>
12427 PR tree-optimization/69047
12428 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
12429 extracts similar to what FRE does.
12430 (non_rewritable_mem_ref_base): Likewise.
12432 2016-08-26 Joseph Myers <joseph@codesourcery.com>
12434 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
12435 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
12436 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12437 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12438 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
12440 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12441 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12442 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12443 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
12444 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12446 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12449 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
12450 reservation duration to 15 cycles.
12451 (cortex_a8_vfp_macs): Likewise.
12452 (cortex_a8_vfp_macd): Likewise.
12453 (cortex_a8_vfp_divs): Likewise.
12454 (cortex_a8_vfp_divd): Likewise.
12456 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12458 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
12459 (aarch_macro_fusion_pair_p): Use above to avoid early return.
12461 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12462 Martin Jambhor <mjambor@suse.cz>
12464 * common.opt: New option -fipa-bit-cp.
12465 * doc/invoke.texi: Document -fipa-bit-cp.
12466 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
12467 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
12468 * tree-ssa-ccp.h: New header file.
12469 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
12470 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
12471 Replace all occurences of tree parameter by two new params: signop, int.
12472 (bit_value_unop_1): Change to bit_value_unop and export it.
12473 Replace all occurences of tree parameter by two new params: signop,
12475 (bit_value_binop): Change call from bit_value_binop_1 to
12477 (bit_value_assume_aligned): Likewise.
12478 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
12479 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
12481 (ccp_finalize): Skip processing if val->mask == 0.
12482 * ipa-cp.c: Include tree-ssa-ccp.h
12483 (ipcp_bits_lattice): New class.
12484 (ipcp_param_lattice (bits_lattice): New member.
12485 (print_all_lattices): Call ipcp_bits_lattice::print.
12486 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
12487 (initialize_node_lattices): Likewise.
12488 (propagate_bits_accross_jump_function): New function.
12489 (propagate_constants_accross_call): Call
12490 propagate_bits_accross_jump_function.
12491 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
12492 (ipcp_store_bits_results): New function.
12493 (ipcp_driver): Call ipcp_store_bits_results.
12494 * ipa-prop.h (ipa_bits): New struct.
12495 (ipa_jump_func): Add new member bits of type ipa_bits.
12496 (ipa_param_descriptor): Change decl to decl_or_type.
12497 (ipa_get_param): Change decl to decl_or_type and assert on
12499 (ipa_get_type): New function.
12500 (ipcp_transformation_summary): New member bits.
12501 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
12502 (ipa_populate_param_decls): Likewise.
12503 (ipa_dump_param): Likewise.
12504 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
12506 (ipa_set_jf_unknown): Set ipa_bits::known to false.
12507 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
12509 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
12510 (ipa_write_jump_function): Add streaming for ipa_bits.
12511 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
12512 (write_ipcp_transformation_info): Add streaming for ipa_bits
12513 summary for ltrans.
12514 (read_ipcp_transfomration_info): Add support for reading streamed
12516 (ipcp_update_bits): New function.
12517 (ipcp_transform_function): Call ipcp_update_bits.
12519 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
12521 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
12522 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
12524 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
12526 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
12528 2016-08-25 Richard Biener <rguenther@suse.de>
12530 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
12531 Only add locations in late dwarf.
12532 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
12533 (dwarf2out_early_finish): But do it here.
12535 2016-08-24 Michael Collison <michael.collison@linaro.org>
12536 Michael Collison <michael.collison@arm.com>
12538 * config/arm/arm-modes.def: Add new condition code mode CC_V
12539 to represent the overflow bit.
12540 * config/arm/arm.c (maybe_get_arm_condition_code):
12541 Add support for CC_Vmode.
12542 (arm_gen_unlikely_cbranch): New function to generate common
12543 rtl conditional branches for overflow patterns.
12544 * config/arm/arm-protos.h: Add prototype for
12545 arm_gen_unlikely_cbranch.
12546 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
12547 addsi3_compareV_upper): New patterns to support signed
12548 builtin overflow add operations.
12549 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
12550 New patterns to support unsigned builtin add overflow operations.
12551 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
12552 builtin overflow subtract operations,
12553 (usubv<mode>4): New patterns to support unsigned builtin subtract
12554 overflow operations.
12555 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
12556 to support builtin overflow negate operations.
12558 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12561 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12563 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12564 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12567 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12569 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
12570 MULTILIB_OPTIONS should be used. Small wording fixes.
12571 * genmultilib: Memorize set of all option combinations in
12572 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
12573 found in MULTILIB_OPTIONS by checking if option set is listed in
12574 combination_space. Output new and existing error message to stderr.
12576 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12578 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
12579 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
12580 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
12581 (MULTILIB_REUSE): Remove reuse rules for option set including
12582 -mfpu=fp-armv8 and -mfpu=vfpv4
12584 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
12586 * config/arm/t-rtems: Add vfp multilib.
12588 2016-08-23 Ian Lance Taylor <iant@golang.org>
12590 * config/s390/s390.c (s390_asm_file_start): Call
12591 default_file_start.
12593 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12595 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
12596 initialization of all 0's to the 0 constant, instead of directly
12597 generating XOR. Add support for V4SImode vector initialization on
12598 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
12599 initialization. Change variables used in V4SFmode vector
12600 intialization. For V4SFmode vector splat on ISA 3.0, make sure
12601 any memory addresses are in index form. Add support for using
12602 VSPLTH/VSPLTB to initialize vector short and vector char vectors
12603 with all of the same element.
12604 (regno_or_subregno): New helper function to return a register
12605 number for either REG or SUBREG.
12606 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
12607 Use regno_or_subregno where possible.
12608 (rs6000_split_v4si_init_di_reg): New helper function to build up a
12609 DImode value from two SImode values in order to generate V4SImode
12610 vector initialization on 64-bit systems with direct move.
12611 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
12613 (rtx_is_swappable_p): V4SImode vector initialization insn is not
12615 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
12617 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
12618 attributes to initialize V8HImode and V16QImode vectors with the
12620 (VSX_SPLAT_COUNT): Likewise.
12621 (VSX_SPLAT_SUFFIX): Likewise.
12622 (UNSPEC_VSX_VEC_INIT): New unspec.
12623 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
12624 Allow SFmode values to come from Altivec registers.
12625 (vsx_init_v4si): New insn/split for V4SImode vector initialization
12626 on 64-bit systems with direct move.
12627 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
12628 vector initializations, to allow V4SImode vector initializations
12629 on 64-bit systems with direct move.
12630 (vsx_splat_v4si): Likewise.
12631 (vsx_splat_v4si_di): Likewise.
12632 (vsx_splat_v4sf): Likewise.
12633 (vsx_splat_v4sf_internal): Likewise.
12634 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
12636 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
12637 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
12638 initializing V8HImode and V16QImode vectors with the same
12640 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
12641 optimization if -maltivec=be.
12643 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
12645 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
12646 attribute for alternatives 3 and 4.
12648 2016-08-23 David Malcolm <dmalcolm@redhat.com>
12650 * selftest.c (selftest::assert_str_contains): New function.
12651 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
12652 * selftest.h (selftest::assert_str_contains): New decl.
12653 (ASSERT_STR_CONTAINS): New macro.
12655 2016-08-23 Richard Biener <rguenther@suse.de>
12657 PR tree-optimization/77286
12658 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
12660 (vect_transform_loop): Split exit edges of loop and scalar
12661 loop if required and at the appropriate time.
12663 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12665 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12666 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12668 Correct a typo in a comment.
12670 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12672 * config/s390/s390.md ("*andc_split"): New splitter for and with
12675 2016-08-23 Richard Biener <rguenther@suse.de>
12677 PR tree-optimization/27336
12678 * tree-vrp.c (infer_value_range): Handle stmts that can throw
12679 by looking for a non-EH edge.
12680 (process_assert_insertions_for): Likewise.
12682 2016-08-23 Richard Biener <rguenther@suse.de>
12684 PR middle-end/77305
12685 * statistics.c (statistics_counter_event): Robustify against
12688 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12690 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
12691 for targets amdfam10 and barcelona.
12693 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
12695 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
12696 (zero_extend<mode>di2): Ditto.
12697 (*zero_extend<mode>si2): Ditto.
12698 (*zero_extendqihi2): Ditto.
12700 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12702 PR middle-end/77269
12703 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
12704 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
12706 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
12708 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
12709 identical consecutive elements.
12710 [SSA_NAME]: Print the name's def stmt on its own line. When printing
12711 the node's def stmt, avoid printing an unwanted trailing newline by
12712 replacing the call to print_gimple_stmt() with its inlined body and
12713 adjusting it to not set pp_needs_newline and to call pp_flush()
12714 instead of pp_newline_and_flush().
12716 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12718 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
12719 (float32_type_node, float64_type_node, float32x_type_node)
12720 (float128x_type_node): New macros.
12721 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
12722 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
12723 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
12724 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
12725 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
12726 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
12727 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
12728 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
12729 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
12730 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
12731 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
12732 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
12733 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
12734 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
12735 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
12736 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
12737 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
12738 (copysign, fabs, huge_val, inf, nan, nans): Use it.
12739 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
12741 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
12742 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
12743 * doc/extend.texi (Other Builtins): Document these built-in
12745 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
12748 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
12750 * doc/install.texi (Binaries): www.opencsw.org now uses https.
12752 2016-08-22 Richard Biener <rguenther@suse.de>
12754 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
12756 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
12759 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
12760 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
12761 non-SSE2 athlons only, otherwise prefer SSE prefetches.
12763 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12765 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
12766 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
12767 (vrp_visit_switch_stmt): Likewise.
12768 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
12769 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
12770 (vrp_visit_stmt): Use extract_range_from_stmt.
12771 (vrp_visit_phi_node): Use extract_range_from_phi_node.
12773 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12775 * Makefile.in: Add tree-vrp.h to GTFILES.
12776 * gengtype.c (open_base_files): Add tree-vrp.h.
12777 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
12778 * builtins.c: Likewise.
12779 * fold-const.c: Likewise.
12780 * gimple-builder.c: Likewise.
12781 * gimple-laddress.c: Likewise.
12782 * hsa-gen.c: Likewise.
12783 * internal-fn.c: Likewise.
12785 * targhooks.c: Liewise,
12786 * tree-ssa-address.c: Likewise.
12787 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
12788 * tree-vrp.c (struct value_range): Move to tree-vrp.h
12789 * tree-vrp.h: New file.
12791 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12793 PR tree-optimization/61839
12794 * tree-vrp.c (two_valued_val_range_p): New.
12795 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
12796 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
12797 Also Convert VAR BINOP CST where VAR is two-valued to
12798 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
12800 2016-08-19 David Malcolm <dmalcolm@redhat.com>
12802 * diagnostic-show-locus.c
12803 (layout::annotation_line_showed_range_p): New method.
12804 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
12805 Reimplement case fixit_hint::REPLACE to cover removals, and
12806 replacements where the range of the replacement isn't one
12807 of the ranges in the rich_location.
12808 (test_one_liner_fixit_replace): Likewise.
12809 (selftest::test_one_liner_fixit_replace_non_equal_range): New
12811 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
12813 (selftest::test_diagnostic_show_locus_one_liner): Call the new
12815 * diagnostic.c (print_parseable_fixits): Remove case
12816 fixit_hint::REMOVE.
12818 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
12821 * config/i386/i386.c (ix86_option_override_internal): Remove
12822 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
12823 Enable SSE prefetch also for TARGET_PREFETCHWT1.
12824 Do not try to enable TARGET_PRFCHW ISA flag here.
12825 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
12826 Rewrite expander function body.
12827 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
12829 2016-08-19 Joseph Myers <joseph@codesourcery.com>
12832 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
12833 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
12834 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
12835 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
12836 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
12837 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
12838 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
12839 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
12840 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
12842 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
12844 (struct floatn_type_info): New structure type.
12845 (floatn_nx_types): New variable declaration.
12846 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
12847 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
12848 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
12849 * tree.c (floatn_nx_types): New variable.
12850 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
12851 corresponding complex types.
12852 * target.def (floatn_mode): New hook.
12853 * targhooks.c: Include "real.h".
12854 (default_floatn_mode): New function.
12855 * targhooks.h (default_floatn_mode): New prototype.
12856 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
12858 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
12859 effective-target and dg-add-options keywords.
12860 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
12861 Document new effective-target keywords.
12862 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
12863 * doc/tm.texi: Regenerate.
12864 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
12865 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
12866 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
12868 * real.h (struct real_format): Add field ieee_bits.
12869 * real.c (ieee_single_format, mips_single_format)
12870 (motorola_single_format, spu_single_format, ieee_double_format)
12871 (mips_double_format, motorola_double_format)
12872 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
12873 (ieee_extended_intel_128_format)
12874 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
12875 (mips_extended_format, ieee_quad_format, mips_quad_format)
12876 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
12877 (decimal_double_format, decimal_quad_format, ieee_half_format)
12878 (arm_half_format, real_internal_format: Initialize ieee_bits
12880 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
12881 float128_type_node. Set float80_type_node to float64x_type_node
12882 if appropriate and long_double_type_node not appropriate.
12883 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
12884 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
12885 Initialize ieee_bits field.
12886 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
12887 (rs6000_init_builtins): Set ieee128_float_type_node to
12888 float128_type_node.
12889 (rs6000_floatn_mode): New function.
12891 2016-08-19 Jakub Jelinek <jakub@redhat.com>
12893 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
12894 _rdseed64_step): Uglify argument names and/or local variable names
12895 in inline functions.
12896 * config/i386/rtmintrin.h (_xabort): Likewise.
12897 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
12898 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
12899 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
12900 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
12901 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
12902 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
12903 _mm_maskz_ternarylogic_epi32): Likewise.
12904 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
12905 __lwpins32, __lwpins64): Likewise.
12906 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
12907 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
12908 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
12909 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
12910 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
12911 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
12912 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
12913 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
12914 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
12915 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
12916 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
12917 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
12918 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
12919 _mm256_mask_i64gather_epi32): Likewise.
12920 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12921 * config/i386/ia32intrin.h (__writeeflags): Likewise.
12922 * config/i386/pkuintrin.h (_wrpkru): Likewise.
12923 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
12924 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
12925 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
12926 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
12927 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
12928 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
12929 _mm512_mask_prefetch_i64scatter_ps): Likewise.
12930 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
12931 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
12932 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
12933 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
12934 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
12935 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
12936 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
12937 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
12939 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
12941 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
12942 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
12944 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
12945 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
12947 (_rdpkru_u32): Add space after function name.
12949 * config/i386/t-i386 (i386-c.o): Don't depend on
12950 i386-builtin-types.inc.
12951 (i386.o): Depend on i386-builtin-types.inc.
12953 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
12956 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
12957 Use const_vec_duplicate to check for duplicated elements.
12959 2016-08-19 Richard Biener <rguenther@suse.de>
12961 PR tree-optimization/77290
12962 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12963 Fix flag_tree_parallelize_loops check.
12965 2016-08-19 Richard Biener <rguenther@suse.de>
12967 * match.pd (x | 0 -> x): Add.
12969 2016-08-19 Richard Biener <rguenther@suse.de>
12971 PR tree-optimization/77286
12972 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12973 Deal with virtual PHIs being out-of-order.
12975 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12977 * doc/invoke.texi (fverbose-asm): Note that source code lines
12978 are emitted, and provide an example.
12979 * final.c (asm_show_source): New function.
12980 (final_scan_insn): Call asm_show_source.
12982 2016-08-18 David Malcolm <dmalcolm@redhat.com>
12984 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
12985 param with diagnostic_kind.
12986 (class colorizer): Similarly replace field m_diagnostic with
12988 (colorizer::colorizer): Replace diagnostic
12989 param with diagnostic_kind.
12990 (colorizer::begin_state): Update for above field change.
12991 (layout::layout): Replace diagnostic param with rich_location *
12992 and diagnostic_kind.
12993 (diagnostic_show_locus): Replace diagnostic param with richloc
12994 and diagnostic_kind.
12995 (class selftest::test_diagnostic_context): New class.
12996 (selftest::test_diagnostic_show_locus_unknown_location): New
12998 (selftest::test_one_liner_simple_caret): New function.
12999 (selftest::test_one_liner_caret_and_range): New function.
13000 (selftest::test_one_liner_multiple_carets_and_ranges): New
13002 (selftest::test_one_liner_fixit_remove): New function.
13003 (selftest::test_one_liner_fixit_replace): New function.
13004 (selftest::test_diagnostic_show_locus_one_liner): New function.
13005 (selftest::diagnostic_show_locus_c_tests): Call the new test
13007 * diagnostic.c (diagnostic_initialize): Initialize
13008 colorize_source_p, show_ruler_p and parseable_fixits_p.
13009 (default_diagnostic_finalizer): Update for change to
13010 diagnostic_show_locus.
13011 (diagnostic_append_note): Likewise.
13012 * diagnostic.h (diagnostic_show_locus): Replace
13013 const diagnostic_info * param with location * and diagnostic_t.
13015 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13017 * input.c (saved_line_table): New global.
13018 (class selftest::temp_line_table): Rename to line_table_test and
13019 move declaration to selftest.h, and drop field m_old_line_table.
13020 (selftest::temp_line_table::temp_line_table): Rename ctor to...
13021 (selftest::line_table_test::line_table_test): ...this. Add a
13022 default ctor. Store current value of line_table within
13024 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
13025 (selftest::line_table_test::~line_table_test): ...this, and
13026 restore line_table from the saved_line_table, rather than
13028 (selftest::test_accessing_ordinary_linemaps): Update for above
13030 (selftest::test_lexer): Likewise.
13031 (struct selftest::lexer_test): Likewise.
13032 (selftest::lexer_test::lexer_test): Likewise.
13033 (selftest::input_c_tests): Move the looping over test cases from
13035 (selftest::for_each_line_table_case): New function.
13036 * input.h (saved_line_table): New decl.
13037 * selftest.h (struct selftest::line_table_case): New forward decl.
13038 (class selftest::line_table_test): New class, moved here from
13039 selftest::temp_line_table in input.c, and renamed.
13040 (selftest::for_each_line_table_case): New decl.
13042 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
13045 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
13047 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
13049 PR middle-end/70895
13050 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
13051 enclosing parallel construct for reduction variables on OpenACC loop
13054 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
13056 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
13057 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
13059 (function_to_dwarf_procedure): Update comment.
13061 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13063 * input.c (diagnostics_file_cache_forcibly_evict_file): New
13065 * input.h (diagnostics_file_cache_forcibly_evict_file): New
13067 * selftest.c (selftest::temp_source_file::~temp_source_file):
13068 Evict m_filename from the diagnostic file cache.
13070 2016-08-18 Richard Biener <rguenther@suse.de>
13072 * tree-pass.h (make_pass_materialize_all_clones): Declare.
13073 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
13074 make_pass_materialize_all_clones): New simple IPA pass encapsulating
13075 clone materialization.
13076 * passes.def (all_late_ipa_passes): Start with
13077 pass_materialize_all_clones.
13078 * cgraphunit.c (symbol_table::compile): Remove call to
13079 materialize_all_clones.
13080 * tree-into-ssa.c: Include statistics.h.
13081 (update_ssa): Count number of times we do incremental/rewrite
13084 2016-08-18 Richard Biener <rguenther@suse.de>
13086 PR tree-optimization/77282
13087 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13088 When doing auto-parallelizing also prevent use of PHIs that
13089 carry dependences across loop backedges.
13091 2016-08-18 Tamar Christina <tamar.christina@arm.com>
13092 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13094 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
13096 2016-08-18 Richard Biener <rguenther@suse.de>
13098 * ssa-iterators.h (ssa_vuse_operand): New inline.
13099 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
13100 (predicate_all_scalar_phis): Use remove_phi_node to remove
13101 phi nodes predicated. Delay removing virtual PHIs.
13102 (predicate_mem_writes): Update virtual operands.
13103 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
13104 (tree_if_conversion): Do not rewrite virtual SSA form.
13105 * tree-phinodes.c (release_phi_node): Make static.
13106 * tree-phinodes.h (release_phi_node): Remove.
13108 2016-08-18 Jakub Jelinek <jakub@redhat.com>
13110 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
13111 codes that appear in bdesc_* arrays, instead include i386-builtin.def
13112 twice to define those.
13113 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
13114 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
13115 bdesc_multi_arg): Define by including i386-builtin.def the third time.
13116 * config/i386/i386-builtin.def: New file.
13118 2016-08-17 David Malcolm <dmalcolm@redhat.com>
13120 * input.c (get_source_range_for_char): Rename to...
13121 (selftest::get_source_range_for_char): ...this, and move within
13122 the #if CHECKING_P guard.
13123 (get_num_source_ranges_for_substring): Rename to...
13124 (selftest::get_num_source_ranges_for_substring): ...this, move
13125 within the #if CHECKING_P guard, and make static.
13126 (selftest::assert_num_substring_ranges): Initialize
13129 2016-08-18 Alan Modra <amodra@gmail.com>
13131 PR rtl-optimization/72771
13132 * reload.c (find_reloads): Don't assume that a subreg mem is OK
13133 when find_reloads_toplev returns address_reloaded==-1.
13134 (alternative_allows_const_pool_ref): Update comment.
13136 2015-08-17 Alan Hayward <alan.hayward@arm.com>
13138 PR tree-optimization/71752
13139 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
13140 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
13142 2016-08-17 Jakub Jelinek <jakub@redhat.com>
13144 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
13145 instead of testing ECF_NORETURN bit in gimple_call_flags.
13146 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
13147 * predict.c (tree_bb_level_predictions): Likewise.
13148 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
13150 PR middle-end/77259
13151 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
13152 turning a call into __builtin_unreachable-like noreturn call, adjust
13153 gimple_call_set_fntype.
13154 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
13155 gimple_call_fntype has void return type.
13157 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
13159 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
13160 maybe_lookup_decl, to handle nested acc loop directives.
13162 2016-08-17 Richard Biener <rguenther@suse.de>
13164 PR tree-optimization/76490
13165 * tree-vrp.c (update_value_range): Preserve overflow infinities
13166 when intersecting with ranges from get_range_info.
13167 (operand_less_p): Handle overflow infinities correctly.
13168 (value_range_constant_singleton): Use vrp_operand_equal_p
13169 to handle overflow max/min correctly.
13170 (vrp_valueize): Likewise.
13171 (union_ranges): Likewise.
13172 (intersect_ranges): Likewise.
13173 (vrp_visit_phi_node): Improve iteration limitation to only
13174 apply when we'll possibly re-visit the PHI via a changed argument
13177 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
13179 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
13180 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13181 rather than those that should not be built.
13183 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13186 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13188 2016-08-17 Richard Biener <rguenther@suse.de>
13190 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13191 (verify_vssa): New function verifying virtual SSA form.
13192 (verify_ssa): Call it.
13193 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13194 Do not apply loop-closed SSA handling to virtuals.
13195 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13196 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13197 when rewriting their symbol.
13198 (prepare_def_site_for): Likewise.
13199 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13200 operands of moved stmts.
13202 2016-08-17 Richard Biener <rguenther@suse.de>
13204 PR tree-optimization/23855
13205 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13206 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13207 find guards to hoist. Do not update SSA form but rewrite virtuals
13208 into loop closed SSA.
13209 (find_loop_guard): Adjust to skip already hoisted guards. Do
13210 not mark virtuals for renaming or update SSA form.
13212 2016-08-17 Martin Liska <mliska@suse.cz>
13214 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13215 a LONG_LONG_TYPE_SIZE comparison.
13216 * gcov-io.h: Remove macro definitions.
13217 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13218 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13221 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13223 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13224 that builtins not mentioned in bdesc_* arrays come first, then
13225 the ones mentioned in bdesc_* arrays in the order they appear in
13226 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13227 IX86_BUILTIN__BDESC_*_LAST enumerator.
13228 (bdesc_mpx): Fix up a comment typo.
13229 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13230 __builtin_ia32_vpcomneu[bwdq] builtins.
13231 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13232 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13233 enum ix86_builtins ordering.
13234 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13235 for direct bdesc_* array member access instead of searching all the
13236 arrays until an fcode match is found.
13238 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13240 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13241 pattern as define_insn_and_split. Split insn before reload to
13243 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13244 <shift_insn><mode>3_1.
13245 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13246 <rotate_insn><mode>3_1.
13248 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13251 * input.c (get_source_range_for_substring): Rename to...
13252 (get_source_location_for_substring): ...this, adding param
13253 "caret_idx", and converting output param from source_range * to
13255 (get_source_range_for_char): New function.
13256 (get_num_source_ranges_for_substring): Update comment to reflect
13258 (assert_char_at_range): Update to use get_source_range_for_char
13259 rather than get_source_range_for_substring.
13260 (test_lexer_string_locations_concatenation_2): Likewise.
13261 * substring-locations.h (get_source_range_for_substring): Rename
13263 (get_source_location_for_substring): ...this, and adding param
13264 "caret_idx", and converting output param from source_range * to
13267 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13269 * input.c (class selftest::temp_source_file): Move to
13271 (selftest::temp_source_file::temp_source_file): Move to
13273 (selftest::temp_source_file::~temp_source_file): Likewise.
13274 * selftest.c (selftest::temp_source_file::temp_source_file): Move
13276 (selftest::temp_source_file::~temp_source_file): Likewise.
13277 * selftest.h (class selftest::temp_source_file): Move here from
13280 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13283 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
13284 inlining, add cgraph edge for the added __builtin_unreachable call.
13286 PR middle-end/67485
13287 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
13288 only cast it to SHWI for the final comparison.
13290 2016-08-16 Martin Liska <mliska@suse.cz>
13292 PR gcov-profile/36412
13293 * doc/gcov.texi: Document --hash-filenames(-x).
13294 * gcov.c (print_usage): Add the option.
13295 (process_args): Process the option, sort options alphabetically.
13296 (md5sum_to_hex): New function.
13297 (make_gcov_file_name): Do the md5sum and append it to a
13300 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13302 PR tree-optimization/69848
13303 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
13304 and swtich operands to avoid additional NOT instruction.
13305 (vcond<v_cmp_mixed><mode>): Ditto.
13306 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13308 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
13310 * doc/install.texi (*-*-solaris2*): Adjust latest change.
13312 2016-08-16 Richard Biener <rguenther@suse.de>
13314 PR tree-optimization/76783
13315 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
13316 BB visited flags at start.
13318 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13320 PR tree-optimization/72817
13321 PR tree-optimization/73450
13322 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
13323 multiple_of_p for adjusted IV.base.
13325 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
13328 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
13329 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
13330 for !flag_finite_math_only or flag_signed_zeros.
13331 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
13332 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
13333 depend on flag_finite_math_only.
13334 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
13336 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
13337 (*ieee_smin<mode>3): Ditto.
13338 (*ieee_smax<mode>3): Ditto.
13339 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
13340 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
13342 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
13343 depend on flag_finite_math_only.
13344 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
13345 (*mmx_<code>v2sf3): Remove.
13346 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
13347 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
13348 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
13350 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
13352 PR rtl-optimization/73650
13353 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
13354 it is not a simple move.
13356 2016-08-15 Martin Liska <mliska@suse.cz>
13359 * gcc.c (do_spec_1): Call save_string with the right size.
13360 (save_string): Do an assert about string we copy.
13362 2016-08-15 Richard Biener <rguenther@suse.de>
13364 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
13365 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
13367 (pass_data_stv): Likewise.
13369 2016-08-15 Richard Biener <rguenther@suse.de>
13371 PR tree-optimization/73434
13372 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
13373 TBAA info on the base when forwarding a non-invariant address.
13375 2016-08-15 Jakub Jelinek <jakub@redhat.com>
13377 * dwarf2out.c (struct checksum_attributes): Add
13378 at_string_length_bit_size and at_string_length_byte_size fields.
13379 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
13380 and DW_AT_string_length_byte_size.
13381 (die_checksum_ordered): Handle at_string_length_bit_size and
13382 at_string_length_byte_size.
13383 (gen_array_type_die): For dwarf_version >= 5 emit
13384 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13385 (adjust_string_types): For dwarf_version >= 5 remove
13386 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13387 (resolve_addr): Likewise.
13390 * dwarf2out.c (string_types): New variable.
13391 (gen_array_type_die): Change early_dwarf handling of
13392 DW_AT_string_length, create DW_OP_call4 referencing the
13393 length var temporarily. Handle parameters that are pointers
13395 (adjust_string_types): New function.
13396 (gen_subprogram_die): Temporarily set string_types to local var,
13397 call adjust_string_types if needed.
13398 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
13400 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
13402 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
13404 * doc/install.texi (*-*-solaris2*): Fix version number and document
13405 requirement on GNU make for building libjava with the Solaris linker.
13407 2016-08-15 Martin Liska <mliska@suse.cz>
13408 Jakub Jelinek <jakub@redhat.com>
13410 PR tree-optimization/72824
13411 * tree-loop-distribution.c (const_with_all_bytes_same)
13412 <case VECTOR_CST>: Fix a typo.
13414 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
13417 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
13418 Renamed from _mm512_undefined_si512.
13419 (_mm_undefined_si512): New definition.
13421 2016-08-13 Richard Biener <rguenther@suse.de>
13423 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
13424 into PHIs and update the lattice for its def.
13426 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13429 * ubsan.c (instrument_si_overflow): Pass true instead of false
13431 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
13432 of bbs. Return TODO_cleanup_cfg if any returned true.
13434 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13436 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
13437 ISA 3.0 MTVSRDD instruction.
13438 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
13441 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
13443 PR tree-optimization/71083
13444 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
13445 bitfield access when possible.
13447 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
13449 PR middle-end/71654
13450 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
13451 sign-changing cast from a shorter unsigned type to a wider
13454 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13456 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
13457 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
13458 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
13460 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13462 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
13463 Correct costs for vec_construct.
13465 2016-08-12 Bin Cheng <bin.cheng@arm.com>
13467 PR tree-optimization/69848
13468 * tree-vectorizer.h (enum vect_def_type): New condition reduction
13469 type CONST_COND_REDUCTION.
13470 * tree-vect-loop.c (vectorizable_reduction): Support new condition
13471 reudction type CONST_COND_REDUCTION.
13473 2016-08-12 Richard Biener <rguenther@suse.de>
13475 PR tree-optimization/57326
13476 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
13477 returning an SSA name.
13478 (phi_translate_1): When fully_constant_expression returns a NAME
13479 make sure we have a leader for it.
13481 2016-08-12 Martin Liska <mliska@suse.cz>
13482 Adam Fineman <afineman@afineman.com>
13484 * gcov.c (process_file): Create .gcov file when .gcda
13487 2016-08-12 Marek Polacek <polacek@redhat.com>
13490 * alias.c (find_base_value): Adjust fall through comment.
13491 * cfgexpand.c (expand_debug_expr): Likewise.
13492 * combine.c (find_split_point): Likewise.
13493 (expand_compound_operation): Likewise. Add FALLTHRU.
13494 (make_compound_operation): Adjust fall through comment.
13495 (canon_reg_for_combine): Add FALLTHRU.
13496 (force_to_mode): Adjust fall through comment.
13497 (simplify_shift_const_1): Likewise.
13498 (simplify_comparison): Likewise.
13499 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
13501 * config/aarch64/predicates.md: Likewise.
13502 * config/i386/i386.c (function_arg_advance_32): Likewise.
13503 (ix86_gimplify_va_arg): Likewise.
13504 (print_reg): Likewise.
13505 (ix86_print_operand): Likewise.
13506 (ix86_build_const_vector): Likewise.
13507 (ix86_expand_branch): Likewise.
13508 (ix86_sched_init_global): Adjust fall through comment.
13509 (ix86_expand_args_builtin): Add FALLTHRU.
13510 (ix86_expand_builtin): Likewise.
13511 (ix86_expand_vector_init_one_var): Likewise.
13512 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
13513 (rs6000_adjust_cost): Likewise.
13514 (insn_must_be_first_in_group): Likewise.
13515 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
13516 * dbxout.c (dbxout_symbol): Adjust fall through comment.
13517 * df-scan.c (df_uses_record): Likewise.
13518 * dojump.c (do_jump): Add FALLTHRU.
13519 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
13521 (resolve_args_picking_1): Adjust fall through comment.
13522 (loc_list_from_tree_1): Likewise.
13523 * expmed.c (make_tree): Likewise.
13524 * expr.c (expand_expr_real_2): Add FALLTHRU.
13525 (expand_expr_real_1): Likewise. Adjust fall through comment.
13526 * fold-const.c (const_binop): Adjust fall through comment.
13527 (fold_truth_not_expr): Likewise.
13528 (fold_cond_expr_with_comparison): Add FALLTHRU.
13529 (fold_binary_loc): Likewise.
13530 (contains_label_1): Adjust fall through comment.
13531 (multiple_of_p): Likewise.
13532 * gcov-tool.c (process_args): Add FALLTHRU.
13533 * genattrtab.c (check_attr_test): Likewise.
13534 (write_test_expr): Likewise.
13535 * genconfig.c (walk_insn_part): Likewise.
13536 * genpreds.c (validate_exp): Adjust fall through comment.
13537 (needs_variable): Likewise.
13538 * gensupport.c (get_alternatives_number): Add FALLTHRU.
13539 (subst_dup): Likewise.
13540 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
13541 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
13542 (gimplify_scan_omp_clauses): Add FALLTHRU.
13543 (goa_stabilize_expr): Likewise.
13544 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
13546 * hsa-gen.c (get_address_from_value): Likewise.
13547 * ipa-icf.c (sem_function::hash_stmt): Likewise.
13548 * ira.c (ira_setup_alts): Add FALLTHRU.
13549 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
13551 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
13552 * opts.c (common_handle_option): Likewise.
13553 * read-rtl.c (read_rtx_code): Likewise.
13554 * real.c (round_for_format): Likewise.
13555 * recog.c (asm_operand_ok): Likewise.
13556 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
13557 * reload1.c (set_label_offsets): Likewise.
13558 (eliminate_regs_1): Likewise.
13559 (reload_reg_reaches_end_p): Likewise.
13560 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
13561 (rtx_cost): Likewise.
13562 * sched-rgn.c (is_exception_free): Likewise.
13563 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
13564 * stor-layout.c (int_mode_for_mode): Likewise.
13565 * toplev.c (print_to_asm_out_file): Likewise.
13566 (print_to_stderr): Likewise.
13567 * tree-cfg.c (gimple_verify_flow_info): Likewise.
13568 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
13569 (chrec_fold_multiply): Likewise.
13570 (evolution_function_is_invariant_rec_p): Likewise.
13571 (for_each_scev_op): Likewise.
13572 * tree-data-ref.c (siv_subscript_p): Likewise.
13573 (get_references_in_stmt): Likewise.
13574 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
13575 (substitute_in_expr): Likewise.
13576 (type_cache_hasher::equal): Likewise.
13577 (walk_type_fields): Likewise.
13578 * var-tracking.c (adjust_mems): Add FALLTHRU.
13579 (set_dv_changed): Adjust fall through comment.
13580 * varasm.c (default_function_section): Add FALLTHRU.
13582 2016-08-12 Marek Polacek <polacek@redhat.com>
13585 * tree-complex.c (expand_complex_division): Add missing break.
13587 2016-08-12 Richard Biener <rguenther@suse.de>
13589 * passes.c (execute_todo): Do not push/pop TV_TODO.
13590 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
13591 (execute_one_pass): Likewise.
13592 * common.opt (ftime-report-details): New switch.
13593 * doc/invoke.texi (ftime-report-details): Document.
13594 * timevar.h (timer::print_row): Adjust signature.
13595 (timer::all_zero): New static helper.
13596 (timer::child_map_t): New typedef.
13597 (timer::time_var_def): Add children field.
13598 * timevar.c (timer::named_items::print): Adjust.
13599 (timer::~timer): Free timevar recorded children.
13600 (timer::pop_internal): When -ftime-report-details record
13601 time spent in sub-timevars.
13602 (timer::print_row): Adjust.
13603 (timer::print): Print sub-timevar stats, use all_zero.
13604 * timevar.def (TV_TODO): Remove.
13606 2016-08-12 Richard Biener <rguenther@suse.de>
13608 PR tree-optimization/72851
13609 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
13610 worklists to use bitmaps indexed in execution order.
13611 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
13612 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
13613 (cfg_blocks): Make a bitmap.
13614 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
13616 (cfg_blocks_empty_p): Adjust.
13617 (cfg_blocks_add): Likewise.
13618 (cfg_blocks_get): Likewise.
13619 (add_ssa_edge): Likewise.
13620 (add_control_edge): Likewise.
13621 (simulate_stmt): Likewise.
13622 (process_ssa_edge_worklist): Likewise.
13623 (simulate_block): Likewise.
13624 (ssa_prop_init): Compute PRE order and stmt UIDs.
13625 (ssa_prop_fini): Adjust.
13626 (ssa_propagate): Adjust.
13628 2016-08-12 Richard Biener <rguenther@suse.de>
13630 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
13631 the currently executable edges have fixed ranges. Always
13632 go through update_value_range.
13634 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
13638 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
13639 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
13640 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
13641 (LANG_HOOKS_DECLS): Add it.
13642 * langhooks.h (struct lang_hooks_for_decls): Add
13643 function_decl_defaulted. Const_tree-ify
13644 function_decl_explicit_p and function_decl_deleted_p.
13645 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
13646 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
13647 also at strict DWARF v5.
13650 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
13651 TYPE_QUAL_CONST in reference-typed decls.
13654 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
13655 in DW_OP_pieces, just enough to handle pointers to member
13657 (gen_remaining_tmpl_value_param_die_attribute): Use a location
13658 expression on DWARFv5 if a constant value doesn't work.
13660 2016-08-11 David Malcolm <dmalcolm@redhat.com>
13662 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
13663 * selftest.c (selftest::test_assertions): New function.
13664 (selftest::selftest_c_tests): New function.
13665 * selftest.h (selftest::selftest_c_tests): New declaration.
13667 2016-08-11 Richard Biener <rguenther@suse.de>
13668 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13670 PR rtl-optimization/72855
13671 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
13673 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13676 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
13677 (vsx_store_<mode>): Likewise.
13679 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13681 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
13682 TImode CONST_WIDE_INT store.
13683 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
13685 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13687 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
13688 mode if unaligned SSE load and store are optimal.
13690 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13692 PR tree-optimization/71083
13693 * tree-predcom.c (ref_at_iteration): Correctly align the
13696 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13698 * config/s390/s390-builtin-types.def: Add INT128 types.
13699 * config/s390/s390-builtins.def: Add INT128 variants for the add
13700 sub low-level builtins dealing with TImode.
13701 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
13702 via subreg when expanding a builtin.
13703 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
13704 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
13706 * config/s390/vecintrin.h: Adjust builtin names accordingly.
13707 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
13708 ("vec_addc<mode>", "vec_addc_u128"): Merge to
13709 "vacc<bhfgq>_<mode>".
13710 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
13711 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
13712 ("vec_subc<mode>", "vec_subc_u128"): Merge to
13713 "vscbi<bhfgq>_<mode>".
13714 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
13715 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
13717 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13719 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
13721 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13723 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
13724 unused declaration.
13725 (vcond<v_cmp_mixed><mode>): Ditto.
13726 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13728 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13730 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
13731 variable explicitly, also assert on it before use.
13733 2016-08-11 Richard Biener <rguenther@suse.de>
13735 PR tree-optimization/72772
13736 * cfgloopmanip.c (create_preheader): Use split_edge if there
13737 is a single loop entry, avoiding degenerate PHIs.
13739 2016-08-11 Richard Biener <rguenther@suse.de>
13741 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
13742 unconditional TODO_cleanup_cfg.
13743 (pass_thread_jumps::execute): Initialize loops, perform a CFG
13744 cleanup only if we threaded a jump.
13746 2016-08-11 Alan Modra <amodra@gmail.com>
13749 * lra-constraints.c (simplify_operand_subreg): Allow subreg
13750 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
13751 slow. Emit two reloads for slow mem case, first loading in
13752 fast innermode, then converting to required mode.
13754 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
13756 * config/rs6000/altivec.h (vec_extract_exp): New macro.
13757 (vec_extract_sig): New macro.
13758 (vec_insert_exp): New macro.
13759 (vec_test_data_class): New macro.
13760 (scalar_extract_exp): New macro.
13761 (scalar_extract_sig): New macro.
13762 (scalar_insert_exp): New macro.
13763 (scalar_test_data_class): New macro.
13764 (scalar_test_neg): New macro.
13765 (scalar_cmp_exp_gt): New macro.
13766 (scalar_cmp_exp_lt): New macro.
13767 (scalar_cmp_exp_eq): New macro.
13768 (scalar_cmp_exp_unordered): New macro.
13769 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
13770 to enforce constraint that operand is a 7-bit unsigned literal.
13771 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
13772 for power9 built-ins.
13773 (BU_P9V_VSX_2): Likewise.
13774 (BU_P9V_64BIT_VSX_2): Likewise.
13775 (VSEEDP): Add scalar extract exponent support.
13776 (VSEESP): Add scalar extract signature support.
13777 (VSTDCNDP): Add scalar test negative support.
13778 (VSTDCNSP): Likewise.
13779 (VSIEDP): Add scalar insert exponent support.
13780 (VSCEDPGT): Add scalar compare exponent greater than support.
13781 (VSCEDPLT): Add scalar compare exponent less than support.
13782 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
13783 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
13784 (VSTDCDP): Add scalar test data class support.
13785 (VSTDCSP): Likewise.
13786 (VSEEDP): Add overload support for scalar extract exponent
13788 (VSESDP): Add overload support for scalar extract signature
13790 (VSTDCN): Add overload support for scalar test negative
13792 (VSTDCNDP): Add overload support for scalar test negative
13794 (VSTDCNSP): Add overload support for scalar test negative
13796 (VSIEDP): Add overload support for scalar insert exponent
13798 (VSTDC): Add overload support for scalar test data class
13800 (VSTDCDP): Add overload support for scalar test data class
13802 (VSTDCSP): Add overload support for scalar test data class
13804 (VSCEDPGT): Add overload support for scalar compare exponent
13805 greater than operation.
13806 (VSCEDPLT): Add overload support for scalar compare exponent
13807 less than operation.
13808 (VSCEDPEQ): Add overload support for scalar compare exponent
13809 test-for-equality operation.
13810 (VSCEDPUO): Add overload support for scalar compare exponent
13811 test-for-unordered operation.
13812 (VEEDP): Add vector extract exponent support.
13814 (VESDP): Add vector extract significand support.
13816 (VIEDP): Add vector insert exponent support.
13818 (VTDCDP): Add vector test data class support.
13819 (VTDCSP): Likewise.
13820 (VES): Add overload support for vector extract significand operation.
13823 (VEE): Add overload support for vector extract exponent operation.
13826 (VTDC): Add overload support for vector test data class operation.
13827 (VTDCDP): Likewise.
13828 (VTDCSP): Likewise.
13829 (VIE): Add overload support for vector insert exponent operation.
13832 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13833 overloaded binary floating point functions.
13834 (altivec_resolve_overloaded_builtin): Improve error messages to
13835 distinguish between functions not supported in the current
13836 compiler configuration and functions that were invoked with an
13837 invalid parameter combination, and include the built-in function
13838 name in both error messages.
13839 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
13841 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
13843 (rs6000_expand_binop_builtin): Add check to enforce that argument
13844 2 of the test data class operations is a 7-bit unsigned literal.
13845 (rs6000_invalid_builtin): Add code to issue an error message if a
13846 built-in function that requires the power9_vector and -m32
13847 command-line options is compiled without these options.
13848 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
13849 (UNSPEC_VSX_SXSIGDP): New value.
13850 (UNSPEC_VSX_SXSIGPDP): New value.
13851 (UNSPEC_VSX_SIEXPDP): New value.
13852 (UNSPEC_VSX_SCMPEXPDP): New value.
13853 (UNSPEC_VSX_STSTDC): New value.
13854 (UNSPEC_VSX_VXEXP): New value.
13855 (UNSPEC_VSX_VXSIG): New value.
13856 (UNSPEC_VSX_VIEXP): New value.
13857 (UNSPEC_VSX_VTSTDC): New value.
13858 (xsxexpdp): New insn for scalar extract exponent.
13859 (xsxsigdp): New insn for scalar extract significand.
13860 (xsiexpdp): New insn for scalar insert exponent.
13861 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
13862 (*xscmpexpdp): New insn for scalar compare exponents.
13863 (xststdc<Fvsx): New expansion for both single- and
13864 double-precision scalar test data class operations.
13865 (xststdcneg<Fvsx>): New expansion for both single- and
13866 double-precision scalar test for negative value operations.
13867 (*xststdc<Fvsx>): New insn for scalar test data class
13869 (xvxexp<VSs>): New insn for single- and double-precision
13870 vector extract exponent operation.
13871 (xvxsig<VSs>): New insn for single- and double-precision
13872 vector extract significand operation.
13873 (xviexp<VSs>): New insn for single- and double-precision
13874 vector insert exponent operation.
13875 (xvtstdc<VSs>): New insn for single- and double-precision
13876 vector test data class operation.
13877 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13878 built-in functions to represent the Power9 binary floating-point
13879 support instructions.
13881 2016-08-10 bin cheng <bin.cheng@arm.com>
13883 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
13885 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13886 Renlin Li <renlin.li@arm.com>
13887 Bin Cheng <bin.cheng@arm.com>
13889 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
13890 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
13891 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
13892 (aarch64_vcond_internal<mode><mode>): Delete pattern.
13893 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
13894 (vcond<v_cmp_result><mode>): Ditto.
13895 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
13896 (vcondu<mode><mode>): Ditto.
13897 (vcond<v_cmp_mixed><mode>): New pattern.
13898 (vcondu<mode><v_cmp_mixed>): New pattern.
13899 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
13900 of aarch64_vcond_internal.
13902 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13903 Renlin Li <renlin.li@arm.com>
13904 Bin Cheng <bin.cheng@arm.com>
13906 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
13907 (vec_cmp<mode><v_cmp_result>): New pattern.
13908 (vec_cmpu<mode><mode>): New pattern.
13909 (vcond_mask_<mode><v_cmp_result>): New pattern.
13911 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
13913 PR tree-optimization/71734
13914 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
13915 REF_LOOP, invoke ref_indep_loop_p_1.
13916 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
13917 to ref_indep_loop_p.
13918 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
13919 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
13920 is inside LOOP, do not cache dpendence value for loops with
13922 (ref_indep_loop_p_2): Delete function.
13923 (can_sm_ref_p): Pass LOOP as additional argument to
13926 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
13929 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
13930 being an offsettable address.
13932 2016-08-10 Martin Liska <mliska@suse.cz>
13934 PR gcov-profile/58306
13935 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
13936 atomic variants of profile update functions.
13938 2016-08-10 Martin Liska <mliska@suse.cz>
13940 Cherry picked (and modified) from google-4_7 branch
13941 2012-12-26 Rong Xu <xur@google.com>
13942 * common.opt (fprofile-update): Add new flag.
13943 * coretypes.h: Define enum profile_update.
13944 * doc/invoke.texi: Document -fprofile-update.
13945 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
13946 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
13947 * tree-profile.c (gimple_init_edge_profiler): Generate
13948 also atomic profiler update.
13949 (gimple_gen_edge_profiler): Likewise.
13951 2016-08-10 David Malcolm <dmalcolm@redhat.com>
13953 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
13954 stack_usage_file to NULL after fclose calls.
13956 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13959 * reload.c (push_reload): Compute subreg_in_class for
13960 subregs of constants and plus expressions. Remove special
13961 handling of SYMBOL_REFs.
13963 2016-08-10 Alan Modra <amodra@gmail.com>
13966 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
13967 SImode for TARGET_E500_DOUBLE when given SImode.
13969 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
13971 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
13972 unused variable __O.
13974 2016-08-09 Martin Liska <mliska@suse.cz>
13976 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
13977 _gcov_reset to __gcov_reset.
13978 * doc/gcov-tool.texi: Fix typo.
13980 2016-08-09 Martin Liska <mliska@suse.cz>
13982 * value-prof.c (gimple_divmod_values_to_profile): Do not
13983 instrument MOD histogram if a value is not a SSA name.
13985 2016-08-09 Martin Liska <mliska@suse.cz>
13987 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
13990 2016-08-09 Renlin Li <renlin.li@arm.com>
13992 PR middle-end/64971
13993 * calls.c (prepare_call_address): Convert funexp to Pmode when
13995 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
13996 (sibcall_value): Likewise.
13998 2016-08-09 Marek Polacek <polacek@redhat.com>
14001 * cselib.c (cselib_expand_value_rtx_1): Add return.
14002 * gengtype.c (dbgprint_count_type_at): Likewise.
14003 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
14004 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
14006 2016-08-09 Martin Jambor <mjambor@suse.cz>
14009 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
14010 if instance is a MEM_REF.
14012 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
14015 * config/i386/i386.md (*movtf_internal): Use
14016 lra_in_progress || reload_completed instead of !can_create_pseudo_p
14017 in the insn constraint.
14018 (*movxf_internal): Ditto.
14019 (*movdf_internal): Ditto.
14020 (*movsf_internal): Ditto.
14022 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14024 PR tree-optimization/72772
14025 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14028 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14030 PR tree-optimization/72772
14031 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
14033 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
14034 parameter STOP and update calls. Move expand_simple_operations
14035 function call from here...
14036 (simplify_using_initial_conditions): ...to here. Delete parameter
14038 (tree_simplify_using_condition): Delete parameter STOP.
14039 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
14040 simplify_using_initial_conditions.
14042 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
14045 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
14046 Use create_tmp_var_raw instead of create_tmp_var.
14048 2016-08-09 Richard Biener <rguenther@suse.de>
14050 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
14051 Treat same SSA names related.
14053 2016-08-09 Jakub Jelinek <jakub@redhat.com>
14055 PR tree-optimization/72824
14056 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
14057 real_zerop is not negative.
14059 2016-08-09 Richard Biener <rguenther@suse.de>
14061 PR tree-optimization/71802
14062 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
14063 all merge opportunities with the predecessor.
14065 2016-08-09 Richard Biener <rguenther@suse.de>
14068 * ipa-prop.c (ipa_modify_formal_parameters): Build
14069 parameter types with natural alignment also for the
14072 2016-08-08 Andi Kleen <ak@linux.intel.com>
14074 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
14076 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14079 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
14080 do-nothing langhook.
14081 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
14082 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
14083 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
14084 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
14086 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14089 * input.c: Ensure that HAVE_ICONV is defined.
14091 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14093 PR middle-end/72781
14094 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
14095 private vars for lastprivate and for linear iterator.
14097 PR middle-end/68762
14098 * omp-simd-clone.c: Include varasm.h.
14099 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
14100 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
14101 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
14102 update function name.
14104 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14106 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
14107 (avr_diagnose_devicespecs_error): Remove.
14108 (avr_devicespecs_file): Remove composing absolute path for specfile
14109 and its verbose info. Remove conditions to check specs-file,
14111 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14113 PR rtl-optimization/72821
14114 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
14115 just return false for them.
14117 2016-08-08 Alan Modra <amodra@gmail.com>
14120 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
14121 toc refs created during reload. Update function comment.
14123 2016-08-08 Alan Modra <amodra@gmail.com>
14126 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
14127 alternatives. Put loads first, then stores, and reg/reg moves
14128 within same class later. Delete attr length.
14130 2016-08-08 Alan Modra <amodra@gmail.com>
14133 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
14134 (mem_operand_ds_form): New predicate.
14135 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14136 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
14137 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
14138 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
14139 (extendsfdf2_fpr): Replace o constraint with wY.
14141 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
14143 * tree-ssa-threadbackward.c: Include tree-inline.h
14144 (profitable_jump_thread_path): Use estimate_num_insns to estimate
14145 size of copied block; for cold paths reduce duplication.
14146 (find_jump_threads_backwards): Remove redundant tests.
14147 (pass_thread_jumps::gate): Enable for -Os.
14149 2016-08-07 Jakub Jelinek <jakub@redhat.com>
14152 * stor-layout.c (layout_decl): Fix up formatting.
14153 (relayout_decl): Allow DECL to be FIELD_DECL.
14155 2016-08-07 Alan Modra <amodra@gmail.com>
14157 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
14159 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14161 * data-streamer-in.c (streamer_read_wide_int): New.
14162 (streamer_read_widest_int): Renamed function.
14163 * data-streamer-out.c (streamer_write_wide_int): New
14164 (streamer_write_widest_int): Renamed function.
14165 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
14167 (input_cfg): Call renamed function.
14168 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
14170 (output_cfg): Call renamed function.
14171 * data-streamer.h: Add declarations.
14173 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14175 * tree-ssa-ccp.c (extend_mask): New param sgn.
14176 Remove ORing with wi::mask.
14177 (get_default_value): Adjust call to extend_mask to pass sign.
14178 (evaluate_stmt): Likewise.
14180 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14182 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14185 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14187 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14188 transform if operand's type is pointer to function or method.
14190 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14192 PR tree-optimization/18046
14193 * tree-ssa-threadedge.c: Include cfganal.h.
14194 (simplify_control_statement_condition): If simplifying a
14195 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14196 with the dominating ASSERT_EXPR before handing it off to VRP.
14197 Mention that a CASE_LABEL_EXPR may be returned.
14198 (thread_around_empty_blocks): Adjust to handle
14199 simplify_control_statement_condition() returning a
14201 (thread_through_normal_block): Likewise.
14202 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14203 a switch statement by trying to determine which case label
14206 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14208 PR rtl-optimization/69847
14209 * lra-constraints.c (process_invariant_for_inheritance): Save
14210 pattern instead of src.
14211 (remove_inheritance_pseudos): Use the pattern. Add assert.
14213 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14215 * input.c (string_concat::string_concat): New constructor.
14216 (string_concat_db::string_concat_db): New constructor.
14217 (string_concat_db::record_string_concatenation): New method.
14218 (string_concat_db::get_string_concatenation): New method.
14219 (string_concat_db::get_key_loc): New method.
14220 (class auto_cpp_string_vec): New class.
14221 (get_substring_ranges_for_loc): New function.
14222 (get_source_range_for_substring): New function.
14223 (get_num_source_ranges_for_substring): New function.
14224 (class selftest::lexer_test_options): New class.
14225 (struct selftest::lexer_test): New struct.
14226 (class selftest::ebcdic_execution_charset): New class.
14227 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14228 (selftest::lexer_test::lexer_test): New constructor.
14229 (selftest::lexer_test::~lexer_test): New destructor.
14230 (selftest::lexer_test::get_token): New method.
14231 (selftest::assert_char_at_range): New function.
14232 (ASSERT_CHAR_AT_RANGE): New macro.
14233 (selftest::assert_num_substring_ranges): New function.
14234 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14235 (selftest::assert_has_no_substring_ranges): New function.
14236 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14237 (selftest::test_lexer_string_locations_simple): New function.
14238 (selftest::test_lexer_string_locations_ebcdic): New function.
14239 (selftest::test_lexer_string_locations_hex): New function.
14240 (selftest::test_lexer_string_locations_oct): New function.
14241 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14242 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14243 (selftest::test_lexer_string_locations_ucn4): New function.
14244 (selftest::test_lexer_string_locations_ucn8): New function.
14245 (selftest::uint32_from_big_endian): New function.
14246 (selftest::test_lexer_string_locations_wide_string): New function.
14247 (selftest::uint16_from_big_endian): New function.
14248 (selftest::test_lexer_string_locations_string16): New function.
14249 (selftest::test_lexer_string_locations_string32): New function.
14250 (selftest::test_lexer_string_locations_u8): New function.
14251 (selftest::test_lexer_string_locations_utf8_source): New function.
14252 (selftest::test_lexer_string_locations_concatenation_1): New
14254 (selftest::test_lexer_string_locations_concatenation_2): New
14256 (selftest::test_lexer_string_locations_concatenation_3): New
14258 (selftest::test_lexer_string_locations_macro): New function.
14259 (selftest::test_lexer_string_locations_stringified_macro_argument):
14261 (selftest::test_lexer_string_locations_non_string): New function.
14262 (selftest::test_lexer_string_locations_long_line): New function.
14263 (selftest::test_lexer_char_constants): New function.
14264 (selftest::input_c_tests): Call the new test functions once per
14265 case within the line_table test matrix.
14266 * input.h (struct string_concat): New struct.
14267 (struct location_hash): New struct.
14268 (class string_concat_db): New class.
14269 * substring-locations.h: New header.
14271 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14273 PR tree-optimization/72810
14274 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
14275 the type of the case labels when truncating.
14277 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
14280 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
14281 (aarch64_fp16_ptr_type_node): Likewise.
14282 * config/aarch64/aarch64-simd-builtins.c
14283 (aarch64_fp16_ptr_type_node): Define.
14284 (aarch64_init_fp16_types): New, refactored out of...
14285 (aarch64_init_builtins): ...here, update to call
14286 aarch64_init_fp16_types.
14287 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
14289 (aapcs_vfp_sub_candidate): Likewise.
14291 2016-08-05 Martin Liska <mliska@suse.cz>
14292 Joshua Cranmer <Pidgeot18@gmail.com>
14294 * gcov.c (line_t::has_block): New function.
14295 (enum loop_type): New enum.
14296 (handle_cycle): New function.
14297 (unblock): Likewise.
14298 (circuit): Likewise.
14299 (get_cycles_count): Likewise.
14300 (accumulate_line_counts): Use new loop detection algorithm.
14302 2016-08-05 Martin Liska <mliska@suse.cz>
14304 * gcov.c (output_intermediate_file): Rename
14305 function_info::line_next to next_file_fn.
14306 (process_file): Likewise.
14307 (read_graph_file): Likewise.
14308 (accumulate_line_counts): Likewise.
14309 (output_lines): Likewise.
14311 2016-08-05 Richard Biener <rguenther@suse.de>
14313 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
14314 restriction on threading to a loop header.
14316 2016-08-05 Richard Biener <rguenther@suse.de>
14318 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
14319 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
14320 adjust loop info accordingly.
14322 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
14324 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
14325 before folding call to __builtin_constant_p with parameters to false.
14327 2016-08-05 Alan Modra <amodra@gmail.com>
14329 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
14330 code accidentally committed 2016-05-02 providing class when given
14333 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14335 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
14336 the case label ranges that partially overlap with OP's value
14339 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
14342 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
14343 Cast builtin function result to __mmask16 instead of __mmask8.
14344 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14345 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
14346 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14348 2016-08-04 David Malcolm <dmalcolm@redhat.com>
14350 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
14351 (ASSERT_TRUE_AT): New macro.
14352 (ASSERT_FALSE): Reimplement in terms of...
14353 (ASSERT_FALSE_AT): New macro.
14354 (ASSERT_STREQ_AT): Fix typo in comment.
14356 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14358 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
14359 labels are exhaustive, designate the label with the widest
14360 range to be the default label.
14362 2016-08-04 Andrew Pinski <apinski@cavium.com>
14364 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
14365 (thunderx_tunings): Use thunderx_vector_cost instead of
14366 generic_vector_cost.
14368 2016-08-04 Martin Liska <mliska@suse.cz>
14370 * gcov.c (main): Fix GNU coding style.
14371 (output_intermediate_file): Likewise.
14372 (process_file): Likewise.
14373 (generate_results): Likewise.
14374 (release_structures): Likewise.
14375 (create_file_names): Likewise.
14376 (find_source): Likewise.
14377 (read_graph_file): Likewise.
14378 (find_exception_blocks): Likewise.
14379 (canonicalize_name): Likewise.
14380 (make_gcov_file_name): Likewise.
14381 (mangle_name): Likewise.
14382 (accumulate_line_counts): Likewise.
14383 (output_branch_count): Likewise.
14384 (read_line): Likewise.
14386 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
14388 PR rtl-optimization/71779
14389 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
14390 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
14391 or if it was truncated.
14393 PR rtl-optimization/70903
14394 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
14396 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14398 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
14399 accessing SSA_NAME_PTR_INFO.
14401 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14404 * common/config/avr/avr-common.c (avr_option_optimization_table)
14405 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
14407 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14410 * config/avr/avr.md: New pattern to work around do_store_flag
14411 generating shift instructions for bit extractions.
14413 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14415 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
14417 (add_equivalence): Likewise.
14418 (get_value_range): Allocate value range with vrp_value_range_pool.
14419 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
14420 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
14422 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
14424 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
14425 the default for the rs6000 port.
14427 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
14429 PR middle-end/71876
14430 * calls.c (special_function_p): Remove special handling of
14431 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
14432 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
14433 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
14435 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
14437 PR middle-end/72778
14438 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
14439 Don't stop on regular insns.
14441 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
14443 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
14444 size to DImode boundary.
14445 (nvptx_propagate): Likewise.
14447 2016-08-03 Alan Modra <amodra@gmail.com>
14449 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
14450 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
14451 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
14452 from -mefficient-unaligned-vector. Note that this affects fp too.
14454 2016-08-03 Alan Modra <amodra@gmail.com>
14456 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
14459 2016-08-03 Alan Modra <amodra@gmail.com>
14461 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
14462 to a reg. Localize vars.
14464 2016-08-03 Alan Modra <amodra@gmail.com>
14466 * config/rs6000/rs6000.opt: Remove negatives from help strings
14469 2016-08-03 Alan Modra <amodra@gmail.com>
14471 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
14472 Delete duplicated code.
14474 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14476 PR middle-end/72778
14477 * lra-spills.c (regno_in_use_p): New.
14478 (lra_final_code_change): Use it.
14480 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14482 PR rtl-optimization/69847
14483 * lra-int.h (struct lra-reg): Use restore_rtx instead of
14485 (lra_rtx_hash): New.
14486 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
14488 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
14489 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
14490 * lra-spills.c (lra_final_code_change): Don't delete insn when the
14491 next insn is USE with the same reg as the current insn source.
14492 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
14494 (lra_constraints_init): Call initiate_invariants.
14495 (lra_constraints_finish): Call finish_invariants.
14496 (struct invariant, invariant_t, invariant_ptr_t): New.
14497 (const_invariant_ptr_t, invariants, invariants_pool): New.
14498 (invariant_table, invariant_hash, invariant_eq_p): New.
14499 (insert_invariant, initiate_invariants, finish_invariants): New.
14500 (clear_invariants, invalid_invariant_regs): New.
14501 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
14502 instead of restore_regno.
14503 (invariant_p, process_invariant_for_inheritance): New.
14504 (inherit_in_ebb): Implement invariant inheritance.
14505 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
14506 (remove_inheritance_pseudos): Implement undoing invariant
14508 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
14509 instead of restore_regno.
14510 * lra-assigns.c (regno_live_length): New.
14511 (reload_pseudo_compare_func): Use regno_live_length.
14512 (assign_by_spills): Use restore_rtx instead of restore_regno.
14513 (lra_assign): Ditto. Initiate regno_live_length.
14515 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
14517 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
14518 __builtin_aarch64_fmindf.
14520 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14522 PR tree-optimization/34114
14523 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
14524 information for more control IVs.
14526 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14528 PR tree-optimization/34114
14529 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
14530 PLUS_EXPR case. Handle SSA_NAME case.
14532 2016-08-02 Tamar Christina <tamar.christina@arm.com>
14534 * config/aarch64/aarch64-simd-builtins.def
14535 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
14536 (__builtin_aarch64_fmaxdf): Likewise.
14537 (__builtin_aarch64_smin_nandf): Likewise.
14538 (__builtin_aarch64_smax_nandf): Likewise.
14539 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
14540 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
14541 (<fmaxmin><mode>3): ...this.
14542 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
14543 (vminnm_f64): Likewise.
14544 (vmin_f64): Likewise.
14545 (vmax_f64): Likewise.
14546 * config/aarch64/iterators.md (FMAXMIN): Merge with...
14547 (FMAXMIN_UNS): ...this.
14548 (fmaxmin): Merged with
14549 (fmaxmin_op): ...this...
14550 (maxmin_uns_op): ...in to this.
14552 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14554 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14555 Add support for vec_extract on vector float, vector int, vector
14556 short, and vector char vector types.
14557 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
14558 vector float, vector int, vector short, and vector char
14559 optimizations on 64-bit ISA 2.07 systems for both constant and
14560 variable element numbers.
14561 (rs6000_split_vec_extract_var): Likewise.
14562 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
14563 Altivec registers on ISA 2.07 and above.
14564 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
14565 which never was matched due to the split occuring before register
14566 allocation (and the code would not have worked on little endian
14567 systems if it did match). Allow extracts to go to the Altivec
14568 registers if ISA 2.07 (power8). Change from using "" around the
14569 C++ code to using {}'s.
14570 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
14571 vec_extracts when the vector is in memory.
14572 (vsx_extract_v4sf_var): New insn to optimize vector float
14573 vec_extracts when the element number is variable on 64-bit ISA
14575 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
14576 for 64-bit ISA 2.07 as well as ISA 3.0.
14577 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
14578 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
14579 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
14580 optimize vector int, vector short, and vector char vec_extracts
14581 when the vector is in memory.
14582 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
14583 optimize vector int, vector short, and vector char vec_extracts
14584 when the element number is variable.
14586 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14589 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
14590 does not overlap with other symbol flags.
14592 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
14594 * config/aarch64/aarch64.h (aarch64_frame):
14595 Remove padding0 and hardfp_offset. Add locals_offset,
14596 initial_adjust, callee_adjust, callee_offset and final_adjust.
14597 * config/aarch64/aarch64.c (aarch64_layout_frame):
14598 Remove unused padding0 and hardfp_offset initializations.
14599 Choose frame layout and set frame variables accordingly.
14600 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
14601 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
14602 (aarch64_pop_regs): Likewise.
14603 (aarch64_expand_prologue): Remove all decision code, just emit
14604 prolog according to frame variables.
14605 (aarch64_expand_epilogue): Remove all decision code, just emit
14606 epilog according to frame variables.
14607 (aarch64_initial_elimination_offset): Use offset to local/arg area.
14609 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
14612 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
14613 fix_debug_reg_uses after changing source register mode to
14614 V1TImode if source register is undefined.
14616 2015-08-01 Alan Hayward <alan.hayward@arm.com>
14618 PR tree-optimization/71818
14619 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
14620 with non invariant evolutions
14622 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14625 * config/avr/avr.md (length) [branch]: Correct insn length
14626 attribute for forward branches.
14628 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14630 * doc/extend.texi (AVR Built-in Functions): Document
14631 __builtin_avr_nops.
14632 * config/avr/builtins.def (NOPS): New.
14633 * config/avr/avr.c (avr_expand_nops): New static function.
14634 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
14636 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14638 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
14639 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
14642 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
14644 * config/aarch64/aarch64.c (vulcan_tunings): Update
14645 vulcan L1 cache_line_size.
14647 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14649 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
14650 function that takes a vector memory address, a hard register, an
14651 element number and a temporary base register, and recreates an
14652 address that points to the appropriate element within the vector.
14653 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
14654 (rs6000_split_vec_extract_var): Add support for the target of a
14655 vec_extract with variable element number being a scalar memory
14657 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
14659 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
14660 vsx_extract_<mode>_load insn with a new insn that optimizes
14661 storing either element to a memory location, using scratch
14662 registers to pick apart the vector and reconstruct the address.
14663 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
14664 (vsx_extract_<mode>_store): Rework alternatives to more correctly
14665 support Altivec registers. Add support for ISA 3.0 Altivec d-form
14667 (vsx_extract_<mode>_var): Add support for extracting a variable
14668 element number from memory.
14670 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14672 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
14673 when testing for compares against constants of the form 0xabab.
14675 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14677 PR tree-optimization/57558
14678 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
14680 (vect_loop_versioning): Support versioning with niter assumptions.
14681 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
14682 (vect_get_loop_niters): New parameter. Reimplement to support
14683 assumptions in loop niter info.
14684 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
14685 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
14686 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
14687 Support loop versioning for niters.
14688 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
14689 (vect_free_loop_info_assumptions): New function.
14690 (vectorize_loops): Free loop niter info for loops with flag
14691 LOOP_F_ASSUMPTIONS set if vectorization failed.
14692 * tree-vectorizer.h (struct _loop_vec_info): New field
14693 num_iters_assumptions.
14694 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
14695 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
14696 (LOOP_REQUIRES_VERSIONING): New macro.
14697 (vect_free_loop_info_assumptions): New decl.
14699 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14701 * cfgloop.h (struct loop): New field constraints.
14702 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
14703 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
14705 * cfgloop.c (alloc_loop): Initialize new field.
14706 * cfgloopmanip.c (copy_loop_info): Copy constraints.
14707 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
14708 Adjust niter analysis wrto loop constraints.
14709 * doc/loop.texi (@node Number of iterations): Add description for loop
14712 2016-07-29 Marek Polacek <polacek@redhat.com>
14715 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
14716 (ix86_expand_round_builtin): Likewise.
14718 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
14719 Georg-Johann Lay <avr@gjlay.de>
14721 PR rtl-optimization/71976
14722 * combine.c (get_last_value): Return 0 if the argument for which
14723 the function is called has a wider mode than the recorded value.
14725 2016-07-29 Marek Polacek <polacek@redhat.com>
14728 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
14729 (altivec_expand_st_builtin): Likewise.
14731 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14733 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
14734 introduced in r238381.
14736 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
14738 PR middle-end/68217
14739 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
14740 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
14742 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
14744 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
14746 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14747 Add support for vec_extract of vector double or vector long having
14748 a variable element number on 64-bit ISA 2.07 systems or newer.
14749 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
14751 (rs6000_split_vec_extract_var): New function to split a
14752 vec_extract built-in function with variable element number.
14753 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
14755 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
14756 (UNSPEC_VSX_EXTRACT): Likewise.
14757 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
14758 direct move instructions to be generated on 64-bit ISA 2.07
14759 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
14761 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
14762 arguments for vec_extract variable element.
14763 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
14764 vec_extract with variable element on V2DFmode and V2DImode
14766 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
14767 -mupper-regs-df requirement, since it isn't needed.
14768 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
14769 do direct moves on 64-bit systems, which allows optimization of
14770 vec_extract on 64-bit ISA 2.07 systems and newer.
14772 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14773 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14775 * config/aarch64/aarch64.md
14776 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
14777 statement and type.
14778 (<optab>qihi2_aarch64): Likewise, and split into two.
14779 (extendqihi2_aarch64): New.
14780 (zero_extendqihi2_aarch64): New.
14781 * config/aarch64/iterators.md (ldrxt): Remove.
14782 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
14785 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14787 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
14789 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14791 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
14792 (aarch64_push_reg): New function to push 1 or 2 registers.
14793 (aarch64_pop_reg): New function to pop 1 or 2 registers.
14794 (aarch64_expand_prologue): Use aarch64_push_regs.
14795 (aarch64_expand_epilogue): Use aarch64_pop_regs.
14797 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
14799 PR tree-optimization/71734
14800 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
14801 attribute instead of REF_LOOP and use it.
14802 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
14803 set it for Loops having non-zero safelen attribute.
14804 (ref_indep_loop_p): Pass zero as initial value for safelen.
14806 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
14808 PR middle-end/72657
14810 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
14811 call using chkp_gimple_call_builtin_p.
14812 (chkp_copy_bounds_for_assign): Likewise.
14814 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14816 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
14817 * config/arm/arm-protos.h (struct tune_params): Likewise.
14818 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
14819 (cortex_a9_sched_adjust_cost): Likewise.
14820 (fa726te_sched_adjust_cost): Likewise.
14821 (arm_adjust_cost): Likewise.
14822 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
14823 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
14824 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
14825 * config/i386/i386.c (ix86_adjust_cost): Likewise.
14826 * config/ia64/ia64.c: Likewise.
14827 * config/m68k/m68k.c: Likewise.
14828 * config/mep/mep.c (mep_adjust_cost): Likewise.
14829 * config/microblaze/microblaze.c (microblaze_adjust_cost):
14831 * config/mips/mips.c (mips_adjust_cost): Likewise.
14832 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
14834 * config/pa/pa.c (pa_adjust_cost): Likewise.
14835 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
14836 (rs6000_debug_adjust_cost): Likewise.
14837 * config/sh/sh.c (sh_adjust_cost): Likewise.
14838 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
14839 (hypersparc_adjust_cost): Likewise.
14840 (sparc_adjust_cost): Likewise.
14841 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
14842 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
14843 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
14845 * config/visium/visium.c (visium_adjust_cost): Likewise.
14846 * doc/tm.texi: Regenerate.
14847 * haifa-sched.c (dep_cost_1): Adjust.
14848 * target.def: Merge adjust_cost and adjust_cost_2.
14850 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14852 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
14854 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14856 * store-motion.c (struct st_expr): Make pattern_regs a vector.
14857 (extract_mentioned_regs): Append to a vector instead of
14858 returning a rtx_expr_list.
14859 (st_expr_entry): Adjust.
14860 (free_st_expr_entry): Likewise.
14861 (store_ops_ok): Likewise.
14862 (store_killed_in_insn): Likewise.
14863 (find_moveable_store): Likewise.
14865 2016-07-28 Martin Liska <mliska@suse.cz>
14867 PR gcov-profile/68025
14868 * tree-profile.c (tree_profiling): Respect
14869 no_profile_instrument_function attribute.
14870 * doc/extend.texi: Document no_profile_instrument_function
14873 2016-07-28 Martin Liska <mliska@suse.cz>
14875 PR rtl-optimization/70944
14876 * combine.c (make_compound_operation):
14877 Do not allow make_compound_operation for vector mode
14879 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
14881 PR middle-end/71994
14882 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
14883 before calling get_ops.
14885 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
14887 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
14888 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
14889 (BITS_PER_UNIT_LOG): Remove.
14890 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
14891 * expr.c (expand_assignment): Likewise.
14892 * stor-layout.c (initialize_sizetypes): Likewise.
14894 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
14896 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
14897 signature of rs6000_expand_vector_extract so that the element
14898 number is a RTX instead of a constant integer.
14899 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
14901 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
14902 (altivec_expand_vec_ext_builtin): Likewise.
14903 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
14904 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
14905 MFVSRLD instruction.
14907 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14909 * input.c (get_pure_location): Move here from tree.c.
14910 (make_location): Likewise. Add header comment.
14911 (selftest::test_accessing_ordinary_linemaps): Verify
14912 pure_location_p, make_location, get_location_from_adhoc_loc and
14913 get_range_from_loc.
14914 * input.h (get_pure_location): Move declaration here from tree.h.
14915 (get_finish): Likewise for inline function.
14916 (make_location): Likewise for declaration.
14917 * tree.c (get_pure_location): Move to input.c.
14918 (make_location): Likewise.
14919 * tree.h (get_pure_location): Move declaration to tree.h.
14920 (get_finish): Likewise for inline function.
14921 (make_location): Likewise for declaration.
14923 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14925 PR middle-end/71078
14926 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
14928 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14930 * system.h (STATIC_ASSERT): Use static_assert if building
14931 with C++11 onwards.
14933 2016-07-27 Richard Biener <rguenther@suse.de>
14935 PR tree-optimization/72517
14936 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
14937 Revert change to not compute read-read dependences.
14939 2016-07-27 Richard Biener <rguenther@suse.de>
14941 * predict.c (set_even_probabilities): Make nedges unsigned.
14943 2016-07-27 Martin Liska <mliska@suse.cz>
14945 * predict.c (set_even_probabilities): Handle unlikely edges.
14946 (combine_predictions_for_bb): Likewise.
14948 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14951 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
14952 __float128 support when we don't have hardware support, so that
14953 the IEEE built-in functions like isgreater, first call __unordkf3
14954 to make sure neither operand is a NaN, and if both operands are
14955 ordered, do the normal comparison.
14957 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14959 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
14961 (extract_code_and_val_from_cond_with_ops): Verify that name is
14962 either cond_op0 or cond_op1.
14964 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
14966 PR tree-optimization/18046
14967 * genmodes.c (emit_mode_size_inline): Emit an assert that
14968 verifies that mode is a valid array index.
14969 (emit_mode_nuinits_inline): Likewise.
14970 (emit_mode_inner_inline): Likewise.
14971 (emit_mode_unit_size_inline): Likewise.
14972 (emit_mode_unit_precision_inline): Likewise.
14973 * tree-vrp.c: Include params.h.
14974 (find_switch_asserts): Register edge assertions for the default
14975 label which correspond to the anti-ranges of each case label.
14976 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
14977 * doc/invoke.texi: Document it.
14979 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14981 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
14982 and unnecessary call to gimple_bb.
14984 2016-07-26 Richard Biener <rguenther@suse.de>
14986 PR rtl-optimization/71984
14987 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
14990 2016-07-26 Richard Biener <rguenther@suse.de>
14992 PR middle-end/72517
14993 * expmed.c (extract_bit_field_1): Constrain the vector mode
14994 with element size matching the extraction mode size when
14995 choosing a better vector mode to do the extraction from.
14997 2016-07-26 Richard Biener <rguenther@suse.de>
14998 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15000 PR middle-end/70920
15001 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
15004 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15006 * tree-ssa-structalias.c (struct scc_info): Change types of
15007 members to auto_sbitmap and auto_vec.
15008 (scc_info::scc_info): New constructor.
15009 (scc_info::~scc_info): New destructor.
15010 (init_scc_info): Remove.
15011 (free_scc_info): Remove.
15012 (find_indirect_cycles): Adjust.
15013 (perform_var_substitution): Likewise.
15014 (free_var_substitution_info): Likewise.
15016 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15018 * tree-outof-ssa.c (struct elim_graph): Change type of members
15019 to auto_vec and auto_sbitmap.
15020 (elim_graph::elim_graph): New constructor.
15021 (delete_elim_graph): Remove.
15022 (expand_phi_nodes): Adjust.
15024 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15026 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
15027 (new_elim_graph): Adjust.
15028 (clear_elim_graph): Likewise.
15029 (delete_elim_graph): Likewise.
15030 (elim_graph_size): Likewise.
15031 (elim_graph_add_node): Likewise.
15032 (elim_graph_add_edge): Likewise.
15033 (elim_graph_remove_succ_edge): Likewise.
15034 (eliminate_name): Likewise.
15035 (eliminate_build): Likewise.
15036 (elim_forward): Likewise.
15037 (elim_unvisited_predecessor): Likewise.
15038 (elim_backward): Likewise.
15039 (elim_create): Likewise.
15040 (eliminate_phi): Likewise.
15041 (expand_phi_nodes): Likewise.
15043 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15045 * bt-load.c (compute_out): Use auto_sbitmap class.
15046 (link_btr_uses): Likewise.
15047 * cfganal.c (mark_dfs_back_edges): Likewise.
15048 (post_order_compute): Likewise.
15049 (inverted_post_order_compute): Likewise.
15050 (pre_and_rev_post_order_compute_fn): Likewise.
15051 (single_pred_before_succ_order): Likewise.
15052 * cfgexpand.c (pass_expand::execute): Likewise.
15053 * cfgloop.c (verify_loop_structure): Likewise.
15054 * cfgloopmanip.c (fix_bb_placements): Likewise.
15055 (remove_path): Likewise.
15056 (update_dominators_in_loop): Likewise.
15057 * cfgrtl.c (break_superblocks): Likewise.
15058 * ddg.c (check_sccs): Likewise.
15059 (create_ddg_all_sccs): Likewise.
15060 * df-core.c (df_worklist_dataflow): Likewise.
15061 * dse.c (dse_step3): Likewise.
15062 * except.c (eh_region_outermost): Likewise.
15063 * function.c (thread_prologue_and_epilogue_insns): Likewise.
15064 * gcse.c (prune_expressions): Likewise.
15065 (prune_insertions_deletions): Likewise.
15066 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
15067 * graph.c (draw_cfg_nodes_no_loops): Likewise.
15068 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
15069 * lcm.c (compute_earliest): Likewise.
15070 (compute_farthest): Likewise.
15071 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
15072 (unroll_loop_runtime_iterations): Likewise.
15073 (unroll_loop_stupid): Likewise.
15074 * lower-subreg.c (decompose_multiword_subregs): Likewise.
15075 * lra-lives.c: Likewise.
15076 * lra.c (lra): Likewise.
15077 * modulo-sched.c (schedule_reg_moves): Likewise.
15078 (optimize_sc): Likewise.
15079 (get_sched_window): Likewise.
15080 (sms_schedule_by_order): Likewise.
15081 (check_nodes_order): Likewise.
15082 (order_nodes_of_sccs): Likewise.
15083 (order_nodes_in_scc): Likewise.
15084 * recog.c (split_all_insns): Likewise.
15085 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
15086 * reload1.c (reload): Likewise.
15087 * sched-rgn.c (haifa_find_rgns): Likewise.
15088 (split_edges): Likewise.
15089 (compute_trg_info): Likewise.
15090 * sel-sched.c (init_seqno): Likewise.
15091 * store-motion.c (remove_reachable_equiv_notes): Likewise.
15092 * tree-into-ssa.c (update_ssa): Likewise.
15093 * tree-ssa-live.c (live_worklist): Likewise.
15094 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
15095 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15097 (try_peel_loop): Likewise.
15098 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
15100 * tree-ssa-pre.c (compute_antic): Likewise.
15101 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
15102 * tree-stdarg.c (reachable_at_most_once): Likewise.
15103 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
15104 * var-tracking.c (vt_find_locations): Likewise.
15106 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15108 * sbitmap.h (auto_sbitmap): New class.
15110 2016-07-26 Alan Modra <amodra@gmail.com>
15113 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
15116 2016-07-25 David Malcolm <dmalcolm@redhat.com>
15118 * input.c (selftest::temp_source_file::temp_source_file): Fix
15119 missing "%s" in fprintf.
15121 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
15123 PR middle-end/71732
15124 * cselib.c (cselib_process_insn): Invalidate argument slots for
15127 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15129 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
15130 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
15131 vmulxh_lane_f16, vmulxh_laneq_f16): New.
15133 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15135 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15136 * config/aarch64/aarch64.md (fma, fnma): Support HF.
15137 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
15139 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15141 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15142 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
15144 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
15145 (add<mode>3): Likewise.
15146 (sub<mode>3): Likewise.
15147 (mul<mode>3): Likewise.
15148 (div<mode>3): Likewise.
15149 (*div<mode>3): Likewise.
15150 (<fmaxmin><mode>3): Extend to HF.
15151 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
15152 (fabd<mode>3): Likewise.
15153 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
15154 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
15155 (aarch64_fmulx<mode>): Likewise.
15156 (aarch64_fac<optab><mode>): Likewise.
15157 (aarch64_frecps<mode>): Likewise.
15158 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
15159 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
15160 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
15161 (VSDQ_HSDI): Support HI.
15162 (fcvt_target, FCVT_TARGET): Likewise.
15163 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
15164 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
15165 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
15166 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
15167 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
15168 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
15169 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
15170 vrsqrtsh_f16): New.
15172 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15174 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
15175 * config/aarch64/aarch64-builtins.c (hi_UP): New.
15176 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15177 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
15179 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
15180 (aarch64_cm<optab><mode>): Likewise.
15181 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15182 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15183 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15184 (sqrt<mode>2): Likewise.
15185 (*sqrt<mode>2): Likewise.
15186 (abs<mode>2): Likewise.
15187 (<optab><mode>hf2): New pattern for HF mode.
15188 (<optab>hihf2): Likewise.
15189 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15190 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15191 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15193 * config/aarch64/arm_fp16.h: New file.
15194 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15195 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15196 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15197 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15198 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15199 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15200 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15201 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15202 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15203 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15204 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15205 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15208 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15210 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15211 reduc_smin_scal_): Use VDQIF_F16.
15212 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15213 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15215 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15216 * config/aarch64/iterators.md (VDQIF_F16): New.
15217 (vp): Support HF modes.
15218 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15219 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15221 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15223 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15224 "*aarch64_mulx_elt_from_dup<mode>".
15225 (*aarch64_mul3_elt<mode>): Update schedule type.
15226 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15227 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15228 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15229 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15230 (f, fp): Support HF modes.
15231 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15232 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15233 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15234 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15235 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15236 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15238 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15240 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15241 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15243 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15246 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15248 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15249 * config/aarch64/aarch64-simd.md
15250 (aarch64_rsqrts<mode>): Extend to HF modes.
15251 (fabd<mode>3): Likewise.
15252 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15253 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15254 (aarch64_<maxmin_uns>p<mode>): Likewise.
15255 (<su><maxmin><mode>3): Likewise.
15256 (<maxmin_uns><mode>3): Likewise.
15257 (<fmaxmin><mode>3): Likewise.
15258 (aarch64_faddp<mode>): Likewise.
15259 (aarch64_fmulx<mode>): Likewise.
15260 (aarch64_frecps<mode>): Likewise.
15261 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15262 (add<mode>3): Extend to HF modes.
15263 (sub<mode>3): Likewise.
15264 (mul<mode>3): Likewise.
15265 (div<mode>3): Likewise.
15266 (*div<mode>3): Likewise.
15267 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15269 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15270 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
15271 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
15272 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
15273 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
15274 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
15275 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
15276 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
15277 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
15278 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
15279 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
15280 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
15281 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
15282 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
15284 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15286 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
15287 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15288 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
15289 (neg<mode>2): Likewise.
15290 (abs<mode>2): Likewise.
15291 (<frint_pattern><mode>2): Likewise.
15292 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
15293 (<optab><VDQF:mode><fcvt_target>2): Likewise.
15294 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
15295 (ftrunc<VDQF:mode>2): Likewise.
15296 (<optab><fcvt_target><VDQF:mode>2): Likewise.
15297 (sqrt<mode>2): Likewise.
15298 (*sqrt<mode>2): Likewise.
15299 (aarch64_frecpe<mode>): Likewise.
15300 (aarch64_cm<optab><mode>): Likewise.
15301 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
15303 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
15304 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
15306 * config/aarch64/arm_neon.h (vdup_n_f16): New.
15307 (vdupq_n_f16): Likewise.
15308 (vld1_dup_f16): Use vdup_n_f16.
15309 (vld1q_dup_f16): Use vdupq_n_f16.
15310 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
15311 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
15312 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
15313 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
15314 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
15315 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
15316 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
15317 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
15318 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
15319 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
15320 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
15321 vsqrt_f16, vsqrtq_f16): New.
15323 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15325 * config/aarch64/aarch64-simd.md
15326 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
15327 (aarch64_ext<mode>): Likewise.
15328 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
15329 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
15330 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
15332 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
15334 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
15335 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
15336 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
15337 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
15338 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
15339 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
15340 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
15342 (vmov_n_f16): Reimplement using vdup_n_f16.
15343 (vmovq_n_f16): Reimplement using vdupq_n_f16..
15345 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15347 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
15348 "frame_related_p". Generate CFA annotation when it's necessary.
15349 (aarch64_expand_prologue): Use aarch64_add_constant.
15350 (aarch64_expand_epilogue): Likewise.
15351 (aarch64_output_mi_thunk): Pass "false" when calling
15352 aarch64_add_constant.
15354 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15356 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
15359 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15361 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
15362 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
15363 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
15364 (aarch64_build_constant): Delete.
15366 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
15369 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15371 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15372 flag_toplevel_reorder.
15374 2016-07-25 Richard Biener <rguenther@suse.de>
15376 * cgraph.c (cgraph_node::verify_node): Compare against builtin
15377 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
15378 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
15379 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
15380 (streamer_get_builtin_tree): Likewise.
15381 (streamer_write_builtin): Likewise.
15382 * lto-streamer.h (LTO_builtin_decl): Remove.
15383 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
15384 (lto_input_scc): Remove LTO_builtin_decl handling.
15385 (lto_input_tree_1): Liekwise.
15386 * lto-streamer-out.c (lto_output_tree_1): Remove special
15387 handling of builtins.
15388 (DFS::DFS): Likewise.
15389 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
15390 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
15392 (streamer_write_builtin): Remove.
15394 2016-07-25 Martin Liska <mliska@suse.cz>
15396 * lto-cgraph.c (input_symtab): Don't call get_working_sets
15397 if flag_auto_profile is set to true.
15399 2016-07-25 Martin Liska <mliska@suse.cz>
15401 PR gcov-profile/71868
15402 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
15403 have a function with multiple latches, count them all.
15405 2016-07-25 Martin Liska <mliska@suse.cz>
15407 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
15409 2016-07-25 Martin Liska <mliska@suse.cz>
15411 PR tree-optimization/71987
15412 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
15413 just for SSA_NAMEs. Fix GNU coding style.
15415 2016-07-25 Martin Liska <mliska@suse.cz>
15417 PR gcov-profile/64874
15418 * gcov-io.h: Update command about file format.
15419 * gcov-iov.c (main): Adapt the numbering scheme.
15421 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15423 PR middle-end/66726
15424 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
15425 whose result is used in PHI.
15426 (final_range_test_p): Likewise.
15427 (maybe_optimize_range_tests): Likewise.
15429 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
15431 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15432 Reformat two multi-line strings.
15434 2016-07-22 Martin Sebor <msebor@redhat.com>
15436 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
15438 2016-07-22 Martin Sebor <msebor@redhat.com>
15441 * doc/extend.texi (Compound Literals): Correct and clarify.
15442 (Cast to Union): Same.
15444 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
15446 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
15447 comments to explain why certain error messages make mention of
15448 undocumented options.
15449 (rs6000_invalid_builtin): Change error messages to replace mention
15450 of undocumented options with mention of the -mcpu=power9 option
15451 that enables those undocumented options.
15452 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
15453 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
15454 definition of this macro to correct an existing error.
15455 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
15456 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
15457 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
15458 descriptions of built-in functions so that they depend on
15459 -mcpu=power9 instead of on the corresponding undocumented flags.
15460 * doc/invoke.texi (Option Summary): Remove all mention of newly
15461 undocumented flags.
15462 (IBM RS/6000 and PowerPC Options): Likewise.
15463 * doc/md.texi (Constraints for Particuliar Machines): Remove all
15464 mention of newly undocumented flags.
15466 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
15468 * ipa-cp.c (determine_versionability): Do not create constprop clones,
15469 when target_clones attribute is set.
15471 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15473 * common.opt (funsafe-loop-optimizations): Mark ignore.
15474 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
15475 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
15477 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
15478 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
15480 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15482 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15484 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15486 (number_of_iterations_exit): Warn missed loop optimization for
15487 possible infinite loops.
15489 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
15492 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
15493 when to emit a ".machine" pseudo-op.
15495 2016-07-22 Martin Liska <mliska@suse.cz>
15497 PR gcov-profile/69028
15498 PR gcov-profile/62047
15499 * coverage.c (coverage_compute_lineno_checksum): Do not
15500 calculate checksum for fns w/o xloc.file.
15501 (coverage_compute_profile_id): Likewise.
15503 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
15505 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
15506 (avr_secondary_reload): ...and implementation.
15507 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
15508 * config/avr/avr.md (reload_in<mode>): Remove insns.
15509 (adjust_len) [lpm]: Remove insn attribute value.
15510 * config/avr/predicates.md (flash_operand): Remove insn predicate.
15512 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15514 PR middle-end/71876
15515 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
15517 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
15518 * calls.c (special_function_p): Remove the special handling of the
15519 "__builtin_" prefix.
15521 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15523 PR middle-end/71876
15524 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
15525 if STMT may be an alloca call.
15526 (gimple_alloca_call_p, alloca_call_p): Return only true for the
15527 builtin alloca call.
15528 * calls.h (gimple_maybe_alloca_call_p): New function.
15529 * tree-inline.c (inline_forbidden_p_stmt): Use
15530 gimple_maybe_alloca_call_p here.
15532 2016-07-21 David Malcolm <dmalcolm@redhat.com>
15534 * spellcheck-tree.c (best_macro_match::best_macro_match):
15535 Explictly specify the template arguments when invoking the base
15536 class constructor, to help older C++ compilers.
15538 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15541 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
15542 before builtin_decl_implicit.
15544 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15546 * optabs.c (emit_condiitonal_move): Short circuit for identical
15549 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15551 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
15552 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
15553 (noce_conversion_profitable_p): New.
15554 (noce_try_store_flag_constants): Use it.
15555 (noce_try_addcc): Likewise.
15556 (noce_try_store_flag_mask): Likewise.
15557 (noce_try_cmove): Likewise.
15558 (noce_try_cmove_arith): Likewise.
15559 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
15561 (noce_convert_multiple_sets): Move cost model to here, from...
15562 (bb_ok_for_noce_convert_multiple_sets) ...here.
15563 (noce_process_if_block): Update calls for above changes.
15564 (noce_find_if_block): Record new noce_if_info parameters.
15566 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15568 * target.def (max_noce_ifcvt_seq_cost): New.
15569 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
15570 * doc/tm.texi: Regenerate.
15571 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
15572 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
15573 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
15574 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
15575 * doc/invoke.texi: Document new params.
15577 2016-07-21 Richard Biener <rguenther@suse.de>
15579 PR tree-optimization/71947
15580 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
15581 ranges have useful limit_vr information.
15583 2016-07-21 Richard Biener <rguenther@suse.de>
15585 * function-tests.c (build_trivial_generic_function): Set
15586 BLOCK_SUPERCONTEXT of DECL_INITIAL.
15587 * omp-low.c (create_omp_child_function): Likewise.
15588 (grid_expand_target_grid_body): Likewise.
15589 * cgraphunit.c (init_lowered_empty_function): Likewise.
15590 (cgraph_node::expand_thunk): Likewise.
15591 * tree-parloops.c (create_loop_fn): Likewise.
15592 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
15594 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15596 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
15599 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
15601 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
15602 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
15603 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
15604 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
15605 values for insn attribute.
15606 * config/avr/avr.c (avr_out_insert_notbit): New function.
15607 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
15608 ADJUST_LEN_INSV_NOTBIT_0/_7.
15609 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
15611 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15613 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
15614 (chrec_convert_1, chrec_convert): Ditto.
15615 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
15616 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
15617 * tree-vrp.c (adjust_range_with_scev): Ditto.
15618 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
15619 (scev_var_range_cant_overflow): New function.
15620 (scev_probably_wraps_p): New parameter. Call above function.
15621 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
15623 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15625 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
15626 by removing computation of may_be_zero.
15628 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15630 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
15632 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
15634 Improving concepts performance and diagnostics.
15635 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
15636 for constraint satisfaction and subsumption.
15637 * timevar.h (auto_timevar): New constructor that matches the push/pop
15638 pattern of usage in pt.c.
15640 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15642 * hwint.h (HOST_WIDE_INT_0): New define.
15643 (HOST_WIDE_INT_0U): Ditto.
15644 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
15645 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
15646 * simplify-rtx.c: Ditto.
15647 * tree-object-size.c: Ditto.
15649 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15651 * config/s390/s390.c (s390_encode_section_info): Remove mode size
15654 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15656 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
15657 * combine.c: Use HOST_WIDE_INT_M1U instead of
15658 ~(unsigned HOST_WIDE_INT) 0.
15659 * double-int.h: Ditto.
15661 * dwarf2asm.c:Ditto.
15663 * genmodes.c: Ditto.
15665 * read-rtl.c: Ditto.
15666 * tree-ssa-loop-ivopts.c: Ditto.
15667 * tree-ssa-loop-prefetch.c: Ditto.
15668 * tree-vect-generic.c: Ditto.
15669 * tree-vect-patterns.c: Ditto.
15672 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15674 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
15675 constant addresses outside [0,0xc0] into a register.
15676 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
15677 cases where the base address register is unused after.
15678 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
15679 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
15680 (avr_out_store_psi_reg_disp_tiny): Same.
15682 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15684 Implement attribute progmem on reduced Tiny cores by adding
15685 flash offset 0x4000 to respective symbols.
15688 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
15689 documentation how it works on reduced Tiny cores.
15690 (AVR Named Address Spaces): No support for reduced Tiny.
15691 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
15692 (avr_address_tiny_pm_p): New static function.
15693 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
15694 if the address is in progmem.
15695 (avr_assemble_integer): Same.
15696 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
15697 for symbol_ref in progmem.
15698 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
15699 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
15700 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
15702 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
15704 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
15705 * configure: Regenerate.
15706 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
15707 (USE_THIN_ARCHIVES): New variable.
15708 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
15709 this archive as a thin archive.
15711 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15713 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
15714 same location as last time, don't skip if we have fix-it hints.
15715 Clarify the skipping logic by converting it from one "if" clause
15716 to repeated "if" clauses.
15717 * spellcheck-tree.c: Include "cpplib.h".
15718 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
15719 (best_macro_match::best_macro_match): New constructor.
15720 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
15721 Move here from c/c-decl.c.
15722 (class best_macro_match): Move here from c/c-decl.c, converting
15723 from a typedef to a subclass, gaining a ctor.
15725 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15727 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
15728 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
15730 (avr_addr_space_diagnose_usage): ...and implementation.
15731 (avr_addr_space_supported_p): New function.
15732 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
15733 report bad address space usage if that space is supported.
15734 (avr_insert_attributes): Same. No more complain about unsupported
15736 * config/avr/avr-c.c (tm_p.h): Include it.
15737 (avr_cpu_cpp_builtins): Only define addr-space related built-in
15738 macro if avr_addr_space_supported_p.
15740 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15742 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15743 flag_toplevel_reorder.
15745 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15747 * gcc-rich-location.c
15748 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
15750 * gcc-rich-location.h
15751 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
15753 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15755 * target.def (addr_space): Add new diagnose_usage to hook vector.
15756 * targhooks.c (default_addr_space_diagnose_usage): Add default
15757 implementation and...
15758 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
15759 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
15760 is some address space, call targetm.addr_space.diagnose_usage.
15761 * doc/tm.texi.in (Named Address Spaces): Add anchor for
15762 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
15763 * doc/tm.texi: Regenerate.
15765 2016-07-20 Martin Liska <mliska@suse.cz>
15767 PR middle-end/71898
15768 * graphite-isl-ast-to-gimple.c (later_of_the_two):
15769 Properly handly PHI stmts.
15771 2016-07-20 Bin Cheng <bin.cheng@arm.com>
15773 PR tree-optimization/71503
15774 PR tree-optimization/71683
15775 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
15778 2016-07-20 Martin Liska <mliska@suse.cz>
15780 * doc/invoke.texi (-fipa-ra): Document when the option is
15781 disabled. Fix a typo.
15783 2016-07-20 Martin Liska <mliska@suse.cz>
15785 * Makefile.in: Include fibonacci_heap.c
15786 * fibonacci_heap.c: New file.
15787 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
15788 (fibonacci_heap::union_with): Fix deletion of the second heap.
15789 * selftest-run-tests.c (selftest::run_tests): Incorporate
15790 fibonacci heap tests.
15791 * selftest.h: Declare fibonacci_heap_c_tests.
15793 2016-07-20 Martin Liska <mliska@suse.cz>
15795 * selftest-run-tests.c (selftest::run_tests): New function.
15796 * selftest.h (sreal_c_tests): Declare.
15797 * sreal.c (sreal_verify_basics): New function.
15798 (verify_aritmetics): Likewise.
15799 (sreal_verify_arithmetics): Likewise.
15800 (verify_shifting): Likewise.
15801 (sreal_verify_shifting): Likewise.
15802 (void sreal_c_tests): Likewise.
15804 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15806 PR rtl-optimization/71916
15807 * cfgrtl.c (contains_no_active_insn_p): Return false also for
15808 bb which have a single succ fake edge.
15810 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
15813 * dwarf2out.c (gen_subprogram_die): Only call
15814 gen_unspecified_parameters_die while dumping early dwarf.
15816 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15818 PR middle-end/71874
15819 * gimple-fold.c (fold_builtin_memory_op): Use
15820 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
15822 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
15824 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
15825 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
15826 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
15827 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
15828 * combine.c: Ditto.
15831 * double-int.c: Ditto.
15833 * dwarf2out.c: Ditto.
15836 * fold-const.c: Ditto.
15837 * function.c: Ditto.
15839 * genmodes.c: Ditto.
15843 * loop-doloop.c: Ditto.
15844 * loop-invariant.c: Ditto.
15845 * loop-iv.c: Ditto.
15850 * rtlanal.c: Ditto.
15851 * simplify-rtx.c: Ditto.
15852 * stor-layout.c: Ditto.
15854 * tree-ssa-loop-ivopts.c: Ditto.
15855 * tree-vect-generic.c: Ditto.
15856 * tree-vect-patterns.c: Ditto.
15861 * wide-int-print.cc: Ditto.
15862 * wide-int.cc: Ditto.
15863 * wide-int.h: Ditto.
15865 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15867 * selftest.c (selftest::assert_streq): Handle NULL values of
15868 val_actual and val_expected.
15870 2016-07-19 Martin Jambor <mjambor@suse.cz>
15873 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
15874 rather than cgraph_create_node to get a call graph node.
15876 2016-07-19 Richard Biener <rguenther@suse.de>
15878 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
15879 handle all tcc_constant bases and valueize SSA names.
15880 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
15881 tcc_constant bases.
15883 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15885 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
15886 the flags of the exit block and bb2, not just the entry block.
15888 2016-07-19 Richard Biener <rguenther@suse.de>
15890 PR tree-optimization/71901
15891 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
15892 align member, group stuff with the bitfield.
15893 (vn_ref_op_align_unit): New inline.
15894 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
15895 record element alignment and operand 3 unchanged.
15896 (ao_ref_init_from_vn_reference): Adjust.
15897 (valueize_refs_1): Likewise.
15898 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
15900 2016-07-19 Richard Biener <rguenther@suse.de>
15902 PR tree-optimization/71908
15903 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
15904 symbolic constants in a more reliable way.
15906 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
15908 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
15910 (vect_update_inits_of_drs): Likewise.
15911 (vect_create_cond_for_alias_checks): Likewise.
15912 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
15914 2016-07-19 Richard Biener <rguenther@suse.de>
15917 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
15918 with an abstract origin that is not an inlined function outer
15919 scope add a self-reference as abstract origin.
15920 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
15922 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15925 * config/rs6000/rs6000.c (rs6000_function_value): Fix
15926 unintentional System V.4 structure return breakage for structures
15927 with a single floating point element.
15929 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15931 PR tree-optimization/71734
15932 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
15933 contains REF, use it to check safelen, assume that safelen value
15934 must be greater 1, fix style.
15935 (ref_indep_loop_p_2): Add REF_LOOP argument.
15936 (ref_indep_loop_p): Pass LOOP as additional argument to
15937 ref_indep_loop_p_2.
15939 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
15941 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
15942 allocation in the prologue.
15943 * explow.c (get_dynamic_stack_base): New function to return an address
15944 expression for the dynamic stack base.
15945 (get_dynamic_stack_size): New function to do the required dynamic stack
15946 space size calculations.
15947 (allocate_dynamic_stack_space): Use new functions.
15948 (align_dynamic_address): Move some code from
15949 allocate_dynamic_stack_space to new function.
15950 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
15952 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15954 * config/s390/s390.c (s390_encode_section_info): Always set
15955 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
15958 2016-07-18 Richard Biener <rguenther@suse.de>
15960 PR tree-optimization/71893
15961 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
15962 for sizetype cast added by array_ref_element_size.
15963 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15965 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
15967 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
15968 register parameters. Remove code to initialize argument pointer
15969 on TARGET_64BIT. Optimize call to _mcount when it can be reached
15970 using a pc-relative branch. Cleanup conditional code.
15971 * config/pa/pa.md (call_mcount): New expander.
15972 (call_mcount_nonpic): New insn.
15973 (call_mcount_pic): New insn and split.
15974 (call_mcount_pic_post_reload): New insn.
15975 (call_mcount_64bit): New insn and split.
15976 (call_mcount_64bit_post_reload): New insn.
15978 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
15980 * config/avr/predicates.md (const_m255_to_m1_operand): New.
15981 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
15982 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
15983 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
15984 (*usum_widenqihi3, *udiff_widenqihi3)
15985 (*addhi3_zero_extend.const): New combiner insns.
15986 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
15987 just 1 bit is affected.
15988 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
15989 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
15991 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
15993 * omp-low.c (lower_omp_target): Mark data clauses with
15994 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
15995 zero-length subarrays.
15997 2016-07-15 Richard Biener <rguenther@suse.de>
15999 PR tree-optimization/71881
16000 * tree-loop-distribution.c (destroy_loop): Remove blocks in
16001 reverse DOM order to make debug temp generation happy.
16003 2016-07-15 Richard Biener <rguenther@suse.de>
16005 PR tree-optimization/71887
16006 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
16007 verify it is not zero for division / modulo handling.
16008 (value_replacement): Adjust.
16010 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
16011 Julian Brown <julian@codesourcery.com>
16013 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
16014 * config/aarch64/aarch64-cost-tables.h
16015 (vulcan_extra_costs): New variable.
16016 * config/aarch64/aarch64.c
16017 (vulcan_addrcost_table): Likewise.
16018 (vulcan_regmove_cost): Likewise.
16019 (vulcan_vector_cost): Likewise.
16020 (vulcan_branch_cost): Likewise.
16021 (vulcan_tunings): Likewise.
16023 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
16025 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
16026 (output_in_order): Loop over undefined variables too. Output them
16027 via assemble_undefined_decl. Skip variables that correspond to hard
16028 registers or have value-exprs.
16029 * varpool.c (symbol_table::output_variables): Handle undefined
16030 variables together with defined ones.
16032 2016-07-15 Richard Biener <rguenther@suse.de>
16034 * tree-ssa-pre.c (get_representative_for): Make sure to return
16035 the value number of SSA names.
16036 (phi_translate_1): get_representative_for cannot return NULL.
16037 (do_pre_regular_insertion): Remove redundant call to
16038 fully_constant_expression.
16039 (do_pre_partial_partial_insertion): Likewise.
16041 2016-07-15 Bin Cheng <bin.cheng@arm.com>
16043 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
16044 (derive_simple_iv_with_niters): New function.
16045 (simple_iv): Rewrite using simple_iv_with_niters.
16046 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
16047 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16049 (number_of_iterations_exit): Rewrite using above function.
16050 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16053 2016-07-15 Richard Biener <rguenther@suse.de>
16055 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
16056 vec_construct cost.
16058 2016-07-14 Jakub Jelinek <jakub@redhat.com>
16060 PR tree-optimization/71872
16061 * tree-data-ref.c (get_references_in_stmt): Ignore references
16062 with is_gimple_constant get_base_address.
16064 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16066 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
16067 (TARGET_HAVE_LDACQD): New macro.
16068 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
16069 than TARGET_HAVE_LDACQ.
16070 (arm_load_acquire_exclusivedi): Likewise.
16071 (arm_store_release_exclusivedi): Likewise.
16073 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16075 PR rtl-optimization/71878
16076 * lra-constraints.c (match_reload): Pass information about other
16077 output operands. Create new unique register value if matching input
16078 operand shares same register value as output operand being considered.
16079 (curr_insn_transform): Record output operands already processed.
16081 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16084 PR tree-optimization/70923
16085 * tree-vect-patterns.c: Include mult-synthesis.h.
16086 (target_supports_mult_synth_alg): New function.
16087 (synth_lshift_by_additions): Likewise.
16088 (apply_binop_and_append_stmt): Likewise.
16089 (vect_synth_mult_by_constant): Likewise.
16090 (target_has_vecop_for_code): Likewise.
16091 (vect_recog_mult_pattern): Use above functions to synthesize vector
16092 multiplication by integer constants.
16094 2016-07-14 Alan Modra <amodra@gmail.com>
16096 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
16097 gpr alternatives. Correct '*' placement on Y,r alternative.
16098 Add '*' on operand 1 of r,r alternative.
16100 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16102 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
16103 * expmed.h: ... Here.
16105 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
16107 * gimple.h (stmt_can_terminate_bb_p): New function.
16108 * tree-cfg.c (need_fake_edge_p): Rename to ...
16109 (stmt_can_terminate_bb_p): ... this; return true if stmt can
16110 throw external; handle const and pure calls.
16111 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
16113 2016-07-14 Richard Biener <rguenther@suse.de>
16115 PR tree-optimization/71866
16116 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
16117 (do_hoist_insertion): Avoid endless recursion when we
16118 didn't insert anything because we managed to simplify
16119 things down to a constant or SSA name.
16120 (fully_constant_expression): Re-write in terms of ...
16121 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
16122 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
16123 vn_nary_build_or_lookup_1.
16124 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
16125 (vn_nary_build_or_lookup): ... this which now wraps it.
16127 2016-07-14 Alan Modra <amodra@gmail.com>
16130 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
16131 with p9_vector override before power9-dform override.
16133 2016-07-13 Andi Kleen <ak@linux.intel.com>
16135 * value-prof.c (gimple_value_profile_transformations): Don't run
16136 when auto_profile is on.
16138 2016-07-13 Andi Kleen <ak@linux.intel.com>
16140 * auto-profile.c (update_inlined_ind_target,
16141 afdo_indirect_call): Print information to dump file.
16143 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
16145 * genrecog.c (special_predicate_operand_p): New function.
16146 (predicate_name): Move function.
16147 (validate_pattern): Don't warn about missing mode for all
16148 define_special_predicate predicates.
16150 2016-07-13 Bin Cheng <bin.cheng@arm.com>
16152 * tree-vect-data-refs.c (vect_no_alias_p): New function.
16153 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
16154 resolve alias checks which are known at compilation time.
16155 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
16156 alias checks are resolved. Move dump info for too many runtime
16157 alias checks to here...
16158 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
16160 2016-07-13 Richard Biener <rguenther@suse.de>
16162 PR tree-optimization/24574
16163 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
16164 position and add shift, rotate, divison and modulo support
16166 (value_replacement): Pass in argument position to absorbing_element_p.
16168 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
16171 * ipa-inline-transform.c (inline_call): Support
16172 instrumented thunks.
16174 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16176 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
16177 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
16179 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
16180 Baseline. Make initial alternative TARGET_32BIT only.
16181 (udivsi3): Likewise.
16182 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16183 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16186 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16188 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16189 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16190 availability with TARGET_HAVE_MOVT.
16191 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16192 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16193 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16195 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16196 extra instruction if MOVW is available. Use a cost variable
16197 incremented by COSTS_N_INSNS (1) when the condition match rather than
16198 returning an arithmetic expression based on COSTS_N_INSNS. Make
16199 constant with bottom half word zero cost 2 instruction if MOVW is
16201 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16202 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16203 target is ARMv8-M Baseline.
16204 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16205 (arm_movtas_ze): Likewise.
16206 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16207 alternative for constants satisfying j constraint.
16208 (thumb1_movsi_insn): Likewise.
16209 (movsi splitter for K alternative): Tighten condition to not trigger
16210 if movt is available and j constraint is satisfied.
16211 (Pe immediate splitter): Likewise.
16212 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16213 constant fitting in an halfword to use MOVW.
16214 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16217 2016-07-13 Richard Biener <rguenther@suse.de>
16219 PR middle-end/71104
16220 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16221 gimplifying the LHS. Make sure to gimplify a returning twice
16222 call LHS without using SSA names.
16224 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16226 * tree-data-ref.c (find_data_references_in_stmt): Remove
16227 unnecessary call to vec::release.
16228 (graphite_find_data_references_in_stmt): Likewise.
16229 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16230 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16232 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16234 * cfgexpand.c (expand_used_vars): Make the type of a local
16236 * genmatch.c (lower_for): Likewise.
16237 * haifa-sched.c (haifa_sched_init): Likewise.
16238 (add_to_speculative_block): Likewise.
16239 (create_check_block_twin): Likewise.
16240 * predict.c (handle_missing_profiles): Likewise.
16241 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16242 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16243 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16245 (maybe_lower_iteration_bound): Likewise.
16246 * tree-ssa-sccvn.c (DFS): Likewise.
16247 * tree-stdarg.c (reachable_at_most_once): Likewise.
16248 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16249 (vectorizable_store): Likewise.
16251 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16253 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16254 (sccvn_dom_walker): make cond_stack an auto_vec.
16256 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16258 * ree.c (struct ext_state): Make type of members auto_vec.
16259 (find_and_remove_re): Adjust.
16261 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16263 * cfgexpand.c (struct stack_vars_data): Make type of fields
16265 (expand_used_vars): Adjust.
16267 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16269 * ipa.c (record_cdtor_fn): Adjust.
16270 (build_cdtor_fns): Likewise.
16271 (ipa_cdtor_merge): Make static_ctors and static_dtors local
16274 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16276 * genextract.c (struct accum_extract): Add constructor and make
16278 (gen_insn): Adjust.
16280 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16282 * tree.c (struct free_lang_data_d): Add constructor and change
16283 types of members to ones that automatically manage resources.
16284 (fld_worklist_push): Adjust.
16285 (find_decls_types): Likewise.
16286 (find_decls_types_in_eh_region): Likewise.
16287 (free_lang_data_in_cgraph): Stop manually creating and
16288 destroying members of free_lang_data_d.
16290 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
16292 PR rtl-optimization/68961
16293 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
16294 peephole variant. Use sse_reg_operand predicates.
16296 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
16298 * config/i386/predicates.md (x86_64_immediate_operand)
16299 <case CONST_INT>: Remove unneeded truncation to DImode.
16300 <case CONST>: Ditto.
16301 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16303 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16306 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
16307 The xxperm and xxpermr instructions require that the 2nd input
16308 operand overlap with the output operand, and not the 1st.
16309 (altivec_vperm_v8hiv16qi): Likewise.
16310 (altivec_vperm_<mode>_uns_internal): Likewise.
16311 (altivec_vpermr_<mode>_internal): Likewise.
16312 (vperm_v8hiv4si): Likewise.
16313 (vperm_v16qiv8hi): Likewise.
16315 2016-07-12 Nathan Sidwell <nathan@acm.org>
16317 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
16318 when -mno-pic-data-is-text-relative is in effect, by default.
16319 * doc/invoke.texi (mpic-data-is-text-relative): Document new
16320 behavior and clarify.
16322 2016-07-12 Martin Liska <mliska@suse.cz>
16324 * params.def: Add avg-loop niter.
16325 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
16326 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
16327 * doc/invoke.texi: Document the new parameter.
16329 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16331 PR middle-end/71700
16332 * expr.c (store_constructor): Mask sign-extended bits when widening
16333 sub-word constructor element at the start of a word.
16335 2016-07-12 Martin Liska <mliska@suse.cz>
16337 * Makefile.in: Append rule for params-options.h.
16338 * params-options.h: New file.
16340 2016-07-12 Martin Liska <mliska@suse.cz>
16342 * ira-build.c (mark_loops_for_removal): Properly iterate
16345 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
16346 Richard Biener <rguenther@suse.de>
16348 PR tree-optimization/23286
16349 PR tree-optimization/70159
16350 * doc/invoke.texi: Document -fcode-hoisting.
16351 * common.opt (fcode-hoisting): New flag.
16352 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
16353 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
16354 (do_regular_insertion): Rename to ...
16355 (do_pre_regular_insertion): ... this and amend general comments
16356 on insertion strathegy.
16357 (do_partial_partial_insertion): Rename to ...
16358 (do_pre_partial_partial_insertion): ... this.
16359 (do_hoist_insertion): New function.
16360 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
16361 and call do_hoist_insertion properly.
16363 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
16364 (pass_pre::execute): Register hoist_insert stats.
16366 2016-07-12 Jakub Jelinek <jakub@redhat.com>
16368 PR middle-end/71716
16369 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
16370 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
16371 is different from mode's bitsize. Small cleanup.
16373 2016-07-12 Richard Biener <rguenther@suse.de>
16375 PR rtl-optimization/68961
16376 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
16377 to simplify to a non-constant.
16379 2016-07-11 Jakub Jelinek <jakub@redhat.com>
16381 PR middle-end/71758
16382 * omp-low.c (expand_omp_target): Gimplify device.
16384 PR tree-optimization/71823
16385 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
16386 to get vec_oprnds2 from op2.
16388 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
16390 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
16391 Hoist common subexpressions.
16392 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16394 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
16397 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
16398 prevent generation of 'stxsiwx' on pre Power8 hardware.
16400 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16402 * input.c: Include cpplib.h.
16403 (selftest::temp_source_file): New class.
16404 (selftest::temp_source_file::temp_source_file): New ctor.
16405 (selftest::temp_source_file::~temp_source_file): New dtor.
16406 (selftest::should_have_column_data_p): New function.
16407 (selftest::test_should_have_column_data_p): New function.
16408 (selftest::temp_line_table): New class.
16409 (selftest::temp_line_table::temp_line_table): New ctor.
16410 (selftest::temp_line_table::~temp_line_table): New dtor.
16411 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
16412 it to create a temp_line_table.
16413 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
16414 locations that are known to have column data.
16415 (selftest::line_table_case): New struct.
16416 (selftest::test_reading_source_line): Move tempfile handling
16417 to class temp_source_file.
16418 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
16419 (selftest::assert_token_loc_eq): New function.
16420 (ASSERT_TOKEN_LOC_EQ): New macro.
16421 (selftest::test_lexer): New function.
16422 (selftest::boundary_locations): New array.
16423 (selftest::input_c_tests): Call test_should_have_column_data_p.
16424 Loop over a test matrix of interesting values of location and
16425 default_range_bits, calling test_lexer on each case in the matrix.
16426 Move call to test_accessing_ordinary_linemaps into the matrix.
16427 * selftest.h (ASSERT_EQ): Reimplement in terms of...
16428 (ASSERT_EQ_AT): New macro.
16430 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
16433 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16434 Don't convert TImode in debug insn.
16436 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
16438 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
16439 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
16440 (tree_type_common::lang_flag_7): New.
16441 (tree_type_common::spare): Reduce size.
16442 * tree.h (TYPE_ALIGN_OK): Remove.
16443 (TYPE_LANG_FLAG_7): New.
16444 (get_inner_reference): Adjust header.
16445 * print-tree.c (print_node): Adjust.
16446 * expr.c (get_inner_reference): Remove parameter keep_aligning.
16447 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
16448 calls to get_inner_reference.
16449 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
16450 handling of TYPE_ALIGN_OK.
16451 * builtins.c (get_object_alignment_2): Adjust call to
16452 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
16453 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
16455 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
16456 * cfgexpand.c (expand_debug_expr): Likewise.
16457 * dbxout.c (dbxout_expand_expr): Likewise.
16458 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
16459 loc_list_from_tree, fortran_common): Likewise.
16460 * fold-const.c (optimize_bit_field_compare,
16461 decode_field_reference, fold_unary_loc, fold_comparison,
16462 split_address_to_core_and_offset): Likewise.
16463 * gimple-laddress.c (execute): Likewise.
16464 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
16465 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
16466 * hsa-gen.c (gen_hsa_addr): Likewise.
16467 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
16468 * tsan.c (instrument_expr): Likewise.
16469 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
16470 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
16471 * tree-affine.c (tree_to_aff_combination,
16472 get_inner_reference_aff): Adjust calls to get_inner_reference.
16473 * tree-data-ref.c (split_constant_offset_1,
16474 dr_analyze_innermost): Likewise.
16475 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
16476 * tree-sra.c (ipa_sra_check_caller): Likewise.
16477 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
16478 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
16479 bswap_replace): Likewise.
16480 * tree-vect-data-refs.c (vect_check_gather,
16481 vect_analyze_data_refs): Likewise.
16482 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
16483 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
16486 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16488 * Makefile.in (selftest-valgrind): New phony target.
16489 * function-tests.c (selftest::build_cfg): Delete pass instances
16490 created by the test.
16491 (selftest::convert_to_ssa): Likewise.
16492 (selftest::test_expansion_to_rtl): Likewise.
16493 * tree-cfg.c (selftest::test_linear_chain): Release dominator
16495 (selftest::test_diamond): Likewise.
16497 2016-07-11 Richard Biener <rguenther@suse.de>
16499 PR tree-optimization/71816
16500 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
16501 than replacing all of its operands.
16503 2016-07-11 Alan Modra <amodra@gmail.com>
16505 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
16506 (ctr<mode>): Add unspec.
16507 (ctr<mode>_internal*): Likewise.
16509 2016-07-08 James Bowman <james.bowman@ftdichip.com>
16511 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
16512 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
16514 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
16516 PR rtl-optimization/71621
16517 * lra-constraints.c (process_alt_operands): Check combination of
16518 reg class and mode.
16520 2016-07-08 Jason Merrill <jason@redhat.com>
16521 Richard Biener <rguenther@suse.de>
16523 P0145: Refining Expression Order for C++.
16524 * gimplify.c (initial_rhs_predicate_for): New.
16525 (gimplfy_modify_expr): Gimplify RHS before LHS.
16527 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16530 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16531 Allow standard error handling to take over when a wrong number
16532 of arguments is presented to __builtin_vec_ld () or
16533 __builtin_vec_st ().
16535 2016-07-08 Jiong Wang <jiong.wang@arm.com>
16537 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
16542 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
16543 __builtin_aarch64_fmaxv2sf.
16544 (vmaxnmq_f32): Likewise.
16545 (vmaxnmq_f64): Likewise.
16546 (vminnm_f32): Likewise.
16547 (vminnmq_f32): Likewise.
16548 (vminnmq_f64): Likewise.
16550 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
16553 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
16554 enable -mfloat128-hardware by default.
16555 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
16556 that IEEE 128-bit hardware support needs.
16557 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
16558 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
16559 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
16560 floating point requires.
16561 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
16562 -mfloat128 and -mfloat128-hardware changes.
16564 2016-07-08 Alan Hayward <alan.hayward@arm.com>
16566 PR tree-optimization/71667
16567 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
16569 2016-07-08 Martin Liska <mliska@suse.cz>
16571 PR middle-end/71606
16572 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
16573 folding produces SAVE_EXPRs, thus return false for the type.
16575 2016-07-07 Martin Liska <mliska@suse.cz>
16577 * file-find.c (remove_prefix): New function.
16578 * file-find.h (remove_prefix): Declare the function.
16579 * gcc-ar.c (main): Skip a folder of the wrapper if
16580 a wrapped binary would point to the same file.
16582 2016-07-07 Jan Hubicka <jh@suse.cz>
16584 * tree-scalar-evolution.c (iv_can_overflow_p): export.
16585 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
16586 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
16588 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
16591 * ipa-inline-analysis.c (compute_inline_parameters): Set
16592 local.can_change_signature to false for intrumentation
16595 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16597 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
16598 with TARGET_HAVE_MOVT.
16599 (TARGET_HAVE_MOVT): Define.
16600 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
16601 availability with TARGET_HAVE_MOVT.
16602 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
16604 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
16606 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
16607 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
16608 * config/arm/constraints.md (define_constraint "j"): Use
16609 TARGET_HAVE_MOVT to check MOVT availability.
16611 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16613 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
16615 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16617 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
16618 (armv8-m.main): Likewise.
16619 (armv8-m.main+dsp): Likewise.
16620 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
16621 (FL_FOR_ARCH8M_MAIN): Likewise.
16622 * config/arm/arm-tables.opt: Regenerate.
16623 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
16624 armv8-m.main+dsp to BE8_LINK_SPEC.
16625 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
16626 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
16627 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
16628 Baseline and Mainline.
16629 (arm_option_override_internal): Also disable arm_restrict_it when
16630 !arm_arch_notm. Update comment for -munaligned-access to also cover
16632 (arm_file_start): Increase buffer size for printing architecture name.
16633 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
16634 and armv8-m.main+dsp.
16635 (mno-unaligned-access): Clarify that this is disabled by default for
16636 ARMv8-M Baseline architectures as well.
16638 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16640 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
16641 decide whether to prevent some libgcc routines being included for some
16642 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
16643 link between this condition and the one in
16644 libgcc/config/arm/lib1func.S.
16646 2016-07-07 Richard Biener <rguenther@suse.de>
16648 * tree-ssa-pre.c: Include alias.h.
16649 (compute_avail): If we have multiple VN_REFERENCEs with the
16650 same hashtable entry adjust that to make it a valid replacement
16651 for all of them with respect to alignment and aliasing
16652 when doing insertion.
16653 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
16654 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
16656 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
16660 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
16661 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
16664 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16666 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
16667 (adjust_mems): Adjust.
16668 (adjust_insn): Likewise.
16669 (prepare_call_arguments): Likewise.
16671 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16673 * gcse.c (struct ls_expr): Make stores field a vector.
16674 (ldst_entry): Adjust.
16675 (free_ldst_entry): Likewise.
16676 (print_ldst_list): Likewise.
16677 (compute_ld_motion_mems): Likewise.
16678 (update_ld_motion_stores): Likewise.
16680 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16682 * gcse.c (struct ls_expr): Remove loads field.
16683 (ldst_entry): Adjust.
16684 (free_ldst_entry): Likewise.
16685 (print_ldst_list): Likewise.
16686 (compute_ld_motion_mems): Likewise.
16688 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16690 * store-motion.c (struct st_expr): Make antic_stores a vector.
16691 (st_expr_entry): Adjust.
16692 (free_st_expr_entry): Likewise.
16693 (print_store_motion_mems): Likewise.
16694 (find_moveable_store): Likewise.
16695 (compute_store_table): Likewise.
16696 (remove_reachable_equiv_notes): Likewise.
16697 (replace_store_insn): Likewise.
16698 (build_store_vectors): Likewise.
16700 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16702 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
16703 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
16705 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16707 PR tree-optimization/71518
16708 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
16709 misalign also for outer loops with negative step.
16711 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
16713 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
16714 (cortex_a53_shift): Add mov_shift.
16715 (cortex_a53_shift_reg): Add new reservation for register shifts.
16716 (cortex_a53_alu): Remove bfm.
16717 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
16718 (cortex_a53_alu_extr): Add new reservation for EXTR.
16719 (bypasses): Improve bypass modelling.
16721 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16724 * config/avr/avr.c (avr_asm_select_section): Strip off
16725 SECTION_DECLARED from flags when calling get_section.
16727 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16729 * tree-vectorizer.h (vect_memory_access_type): Add
16730 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
16731 * tree-vect-stmts.c (compare_step_with_zero): New function.
16732 (perm_mask_for_reverse): Move further up file.
16733 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
16735 (get_negative_load_store_type): New function.
16736 (get_load_store_type): Call it. Add an ncopies argument.
16737 (vectorizable_mask_load_store): Update call accordingly and
16738 remove tests for negative steps.
16739 (vectorizable_store, vectorizable_load): Likewise. Handle new
16740 memory_access_types.
16742 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16744 * tree-vectorizer.h (vect_memory_access_type): New enum.
16745 (_stmt_vec_info): Add a memory_access_type field.
16746 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
16747 (vect_model_store_cost): Take an access type instead of a boolean.
16748 (vect_model_load_cost): Likewise.
16749 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
16750 vect_model_store_cost and vect_model_load_cost.
16751 * tree-vect-stmts.c (vec_load_store_type): New enum.
16752 (vect_model_store_cost): Take an access type instead of a
16753 store_lanes_p boolean. Simplify tests.
16754 (vect_model_load_cost): Likewise, but for load_lanes_p.
16755 (get_group_load_store_type, get_load_store_type): New functions.
16756 (vectorizable_store): Use get_load_store_type. Record the access
16757 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
16758 (vectorizable_load): Likewise.
16759 (vectorizable_mask_load_store): Likewise. Replace is_store
16760 variable with vls_type.
16762 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16764 * tree-vectorizer.h (vect_grouped_load_supported): Add a
16765 single_element_p parameter.
16766 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
16767 Check the PR65518 case here rather than in vectorizable_load.
16768 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
16769 * tree-vect-stmts.c (vectorizable_load): Likewise.
16771 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16773 * tree-vectorizer.h (gather_scatter_info): New structure.
16774 (vect_check_gather_scatter): Return a bool rather than a decl.
16775 Replace return-by-pointer arguments with a single
16776 gather_scatter_info *.
16777 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
16778 (vect_analyze_data_refs): Update call accordingly.
16779 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
16780 (vectorizable_mask_load_store): Likewise. Also record the
16781 offset dt and vectype in the gather_scatter_info.
16782 (vectorizable_store): Likewise.
16783 (vectorizable_load): Likewise.
16785 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16787 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
16788 strided groups, use the cost of N scalar accesses instead
16789 of ncopies vector accesses.
16790 (vect_model_load_cost): Likewise.
16792 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16794 * tree-vect-stmts.c (vect_cost_group_size): Delete.
16795 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
16796 variable to indicate when once-per-group costs are being used.
16797 (vect_model_load_cost): Likewise. Fix comment and misindented code.
16799 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16801 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
16802 peeling-for-gaps condition.
16804 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16806 * config/s390/s390.c (s390_expand_vec_init): Force initializer
16807 element to register if it doesn't match general_operand.
16809 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
16810 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16812 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
16814 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
16815 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
16816 (SIGNBIT): New mode iterator.
16817 (Fsignbit): New mode attribute.
16818 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
16819 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
16820 when direct moves are available.
16821 (signbit<mode>2_dm): New define_insn_and_split).
16822 (signbit<mode>2_dm2): New define_insn.
16824 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16826 PR rtl-optimization/71594
16827 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
16828 into subregs of appropriate mode before trying to emit a conditional
16831 2016-07-05 Jan Hubicka <jh@suse.cz>
16833 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
16834 (simple_iv): Use it.
16836 2016-07-05 Jan Hubicka <jh@suse.cz>
16838 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
16840 2016-07-05 Jiong Wang <jiong.wang@arm.com>
16842 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
16845 2016-07-05 Jan Hubicka <jh@suse.cz>
16847 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
16850 2016-07-05 Richard Biener <rguenther@suse.de>
16852 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
16853 Handle empty else block.
16854 (is_feasible_trace): Likewise.
16855 (split_paths): Likewise.
16857 2016-07-05 Richard Biener <rguenther@suse.de>
16859 * tree-loop-distribution.c (distribute_loop): Fix issue with
16860 the cost model loop.
16862 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
16864 * config/arm/neon-testgen.ml: Delete.
16865 * config/arm/neon.ml: Delete.
16867 2016-07-04 Jakub Jelinek <jakub@redhat.com>
16870 * tree.c (attribute_value_equal): Use get_attribute_name instead of
16871 directly using TREE_PURPOSE.
16873 2016-07-04 Jiong Wang <jiong.wang@arm.com>
16875 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
16876 * config/aarch64/aarch64_neon.h: Likewise.
16877 * config/aarch64/arm_neon.h: Likewise.
16878 * config/aarch64/atomics.md: Likewise.
16879 * config/aarch64/aarch64-simd-builtins.def: Likewise.
16880 * doc/invoke.texi: Likewise.
16882 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16884 * config/s390/s390.md: Add "z13" cpu_facility.
16885 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
16886 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
16887 condition" type instructions.
16889 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16890 Jeff Law <law@redhat.com>
16892 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
16893 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
16895 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
16897 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
16898 permutation for TARGET_AVX512F.
16899 (ix86_expand_vec_one_operand_perm_avx512): New function.
16900 (expand_vec_perm_1): Invoke introduced function.
16901 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16902 it may be not valid after vectorization.
16904 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16907 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
16908 typo in comment. Only force to memory if it is a weak
16909 external reference.
16911 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
16912 Jiong Wang <jiong.wang@arm.com>
16914 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
16915 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
16916 (AARCH64_FL_F16): New.
16917 (AARCH64_FL_FOR_ARCH8_2): New.
16918 (AARCH64_ISA_8_2): New.
16919 (AARCH64_ISA_F16): New.
16920 (TARGET_FP_F16INST): New.
16921 (TARGET_SIMD_F16INST): New.
16922 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
16923 ("fp"): Disabling "fp" also disables "fp16".
16924 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
16925 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
16926 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
16927 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
16929 2016-07-04 Jan Beulich <jbeulich@suse.com>
16931 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
16933 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16936 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
16937 the insns, use an insn form that does not adjust the offset on
16938 little endian systems.
16940 2016-07-01 Jan Beulich <jbeulich@suse.com>
16942 * varasm.c (get_variable_section): Validate initializer in
16943 named .bss-like sections.
16945 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16947 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
16948 Exchange the order of the second and third operands in the vpermr
16949 instruction tmeplate.
16951 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
16954 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
16955 Disallow TDmode values.
16957 2016-07-01 Alan Modra <amodra@gmail.com>
16959 PR rtl-optimization/71709
16960 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
16961 being set, not referenced.
16963 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
16965 PR tree-optimization/70729
16966 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
16967 of loop since it can be not valid after transformation.
16969 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16971 * config/arm/arm.c (thumb_reload_in_hi): Delete.
16972 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
16974 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
16976 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
16979 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16982 * config/rs6000/constraints.md (wY constraint): New constraint to
16983 match the requirements for the LXSD and STXSD instructions.
16984 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
16985 predicate to match the requirements for the LXSD and STXSD
16987 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
16988 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
16989 to make sure that the bottom 2 bits of offset are 0, the address
16990 form is offsettable, and no updating is done in the address mode.
16991 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
16992 (movdi_internal32): Likewise
16993 (movdi_internal64): Likewise.
16995 2016-06-30 Jakub Jelinek <jakub@redhat.com>
16997 PR tree-optimization/71707
16998 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
16999 strinfo even for ADDR_EXPR ptr.
17001 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
17003 * config/rs6000/altivec.md (darn_32): Change the condition to
17004 TARGET_P9_MISC instead of TARGET_MODULO.
17005 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
17006 condition expression.
17007 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
17008 condition expression.
17009 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
17010 (DFP_TEST): New code iterator.
17011 (dfptstsfi_<code>_mode>): New define_expand.
17012 (*dfp_sgnfcnc_<mode>): New define_insn.
17013 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
17014 definition next to BU_P9_MISC_1 definition and change the MASK
17015 value to RS6000_BTM_P9_MISC.
17016 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
17017 (BU_P9_64BIT_MISC_0): Likewise.
17018 (BU_P9_DFP_MISC_0): New macro definition.
17019 (BU_P9_DFP_MISC_1): New macro definition.
17020 (BU_P9_DFP_MISC_2): New macro definition.
17021 (BU_P9_DFP_OVERLOAD_1): New macro definition.
17022 (BU_P9_DFP_OVERLOAD_2): New macro definition.
17023 (BU_P9_DFP_OVERLOAD_3): New macro definition.
17024 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
17025 (TSTSFI_LT_TD): Likewise.
17026 (TSTSFI_EQ_DD): Likewise.
17027 (TSTSFI_EQ_TD): Likewise.
17028 (TSTSFI_GT_DD): Likewise.
17029 (TSTSFI_GT_TD): Likewise.
17030 (TSTSFI_OV_DD): Likewise.
17031 (TSTSFI_OV_TD): Likewise.
17032 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
17033 (TSTSFI_LT_DD): Likewise.
17034 (TSTSFI_LT_TD): Likewise.
17035 (TSTSFI_EQ): Likewise.
17036 (TSTSFI_EQ_DD): Likewise.
17037 (TSTSFI_EQ_TD): Likewise.
17038 (TSTSFI_GT): Likewise.
17039 (TSTSFI_GT_DD): Likewise.
17040 (TSTSFI_GT_TD): Likewise.
17041 (TSTSFI_OV): Likewise.
17042 (TSTSFI_OV_DD): Likewise.
17043 (TSTSFI_OV_TD): Likewise.
17044 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17045 overloaded test significance functions.
17046 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17047 OPTION_MASK_P9_MISC into the representation of this mask.
17048 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
17050 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
17051 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
17053 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
17054 argument is a 6-bit unsigned literal value if the icode argument
17055 represents a DFP test significance built-in call.
17056 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
17057 flag used independently and in combination with the
17058 RS6000_BTM_64BIT flag.
17059 (rs6000_opt_masks): Add entry for power9-misc command-line option.
17060 (rs6000_builtin_mask_names): Add entry for power9-misc
17061 command-line option.
17062 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
17063 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
17064 RS6000_BTM_P9_MISC macros.
17065 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
17066 option and change the description of the -mpower9-vector option to
17067 enable only vector instructions, removing its erroneously claimed
17068 support for scalar instructions.
17069 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17070 the ISA 3.0 digital floating point test significance built-in
17073 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
17075 * config/aarch64/aarch64.c (cortexa35_tunings):
17076 Enable AES fusion. Use cortexa57_branch_cost.
17077 (cortexa53_tunings): Use cortexa57_branch_cost.
17078 (cortexa72_tunings): Use cortexa57_branch_cost.
17079 Use AUTOPREFETCHER_WEAK.
17080 (cortexa73_tunings): Use cortexa57_branch_cost.
17082 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17083 James Greenhalgh <james.greenhalgh@arm.com>
17085 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
17086 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
17087 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
17088 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
17089 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
17090 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
17091 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
17092 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
17093 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
17094 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
17095 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
17096 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
17097 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
17100 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
17101 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17103 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
17105 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
17107 2016-06-30 David Malcolm <dmalcolm@redhat.com>
17110 * gcc.c (driver::build_option_suggestions): Pass "option" to
17111 add_misspelling_candidates.
17112 * opts-common.c (add_misspelling_candidates): Add "option" param;
17113 use it to avoid adding negated forms for options marked with
17115 * opts.h (add_misspelling_candidates): Add "option" param.
17117 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17119 PR middle-end/71693
17120 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
17121 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
17122 first when permuting bitwise operation with rotate. Cast
17123 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
17125 2016-06-29 David Malcolm <dmalcolm@redhat.com>
17127 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
17128 for misspelled param names.
17129 * params.c: Include spellcheck.h.
17130 (find_param_fuzzy): New function.
17131 * params.h (find_param_fuzzy): New prototype.
17132 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
17133 * spellcheck.h (struct edit_distance_traits<const char *>):
17136 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17138 * config/rs6000/predicates.md (const_0_to_7_operand): New
17139 predicate, recognize 0..7.
17140 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17141 support for doing extracts from V16QImode, V8HImode, V4SImode
17143 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
17144 vector extract support.
17145 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
17146 for ISA 3.0 vector extract.
17147 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
17148 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
17149 extracts of a constant element number from small integer vectors
17150 on 64-bit ISA 3.0 systems.
17151 (vsx_extract_<mode>_di): Likewise.
17152 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
17153 say when we can do ISA 3.0 vector extracts.
17154 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
17155 registers, using the stxsiwx instruction.
17157 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
17159 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
17160 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
17161 qdf24xx_regmove_cost, qdf24xx_tunings): New.
17162 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
17163 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
17164 * config/arm/arm.c (arm_qdf24xx_tune): New.
17166 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
17168 * config/aarch64/aarch64.c (cortexa53_tunings):
17169 Increase loop alignment to 8. Set function alignment to 16.
17170 (cortexa35_tunings): Likewise.
17171 (cortexa57_tunings): Increase loop alignment to 8.
17172 (cortexa72_tunings): Likewise.
17173 (cortexa73_tunings): Likewise.
17175 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
17177 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
17178 for arm_fp16_ok and arm_fp16_hw.
17179 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
17180 arm_fp16_alternative.
17182 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17184 PR tree-optimization/71655
17185 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17186 types when swapping operands.
17188 2016-06-29 Martin Liska <mliska@suse.cz>
17190 PR middle-end/71585
17191 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17192 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17193 of build_optimization_node.
17195 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17197 PR tree-optimization/70729
17198 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17199 independent in loops having positive safelen value.
17200 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17201 it may be not valid after vectorization.
17203 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17205 PR tree-optimization/71625
17206 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17207 is sorted by ascending list->offset. If PTR is non-NULL and there is
17208 previous strinfo, call get_stridx_plus_constant.
17209 (get_stridx): Pass exp as second argument to get_addr_stridx.
17210 (addr_stridxptr): Add missing list = list->next, so that there can be
17211 more than one entries in the list. Bump limit from 16 to 32. Ensure
17212 the list is sorted by ascending list->offset.
17213 (get_stridx_plus_constant): Adjust so that it can be also called with
17214 ADDR_EXPR instead of SSA_NAME as PTR.
17215 (handle_char_store): Pass NULL_TREE as second argument to
17218 2016-06-29 Richard Biener <rguenther@suse.de>
17220 PR rtl-optimization/68961
17221 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17223 2016-06-29 Richard Biener <rguenther@suse.de>
17225 PR middle-end/71002
17226 * alias.c (component_uses_parent_alias_set_from): Handle
17227 type punning through union accesses by using the union alias set.
17228 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17230 2016-07-29 Richard Biener <rguenther@suse.de>
17232 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17233 precision not matching mode precision.
17235 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17237 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17238 pa_output_arg_descriptor.
17239 (call_val_symref_64bit_post_reload): Likewise.
17240 (call_val_powf_64bit_post_reload): Likewise.
17241 (sibcall_internal_symref_64bit): Likewise.
17242 (sibcall_value_internal_symref_64bit): Likewise.
17244 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17246 PR middle-end/71626
17247 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17248 a constant, force its SUBREG_REG into memory or register instead
17251 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17254 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17255 * doc/invoke.texi (AVR Options): Document it.
17257 2016-06-28 Walter Lee <walt@tilera.com>
17259 * config/tilegx/linux.h: Do not include arch/icache.h
17260 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17261 * config/tilepro/linux.h: Do not include arch/icache.h
17262 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17264 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17266 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17267 for big-endian BIT_FIELD_REF.
17269 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
17271 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
17272 ('size' attribute): Add '128'.
17274 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
17275 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
17276 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
17277 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
17278 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
17279 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
17280 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
17281 *trunc<mode>df2_odd): Set size attribute to '128'.
17282 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
17283 * config/rs6000/power6.md (power6-fp): Include dfp type.
17284 * config/rs6000/power7.md (power7-fp): Likewise.
17285 * config/rs6000/power8.md (power8-fp): Likewise.
17286 * config/rs6000/power9.md: New file.
17287 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
17288 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
17289 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
17291 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
17292 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17293 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
17294 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
17295 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
17296 dfp_dscri_<mode>): Change type attribute to dfp.
17297 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
17298 attribute to vecsimple.
17299 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
17300 and prefetch streams.
17301 (rs6000_option_override_internal): Remove temporary code setting
17302 tuning to power8. Don't set rs6000_sched_groups for power9.
17303 (last_scheduled_insn): Change to rtx_insn *.
17304 (divide_cnt, vec_load_pendulum): New variables.
17305 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
17306 (rs6000_issue_rate): Set issue rate for Power9.
17307 (is_power9_pairable_vec_type): New.
17308 (power9_sched_reorder2): New.
17309 (rs6000_sched_reorder2): Call new function for Power9 specific
17311 (insn_must_be_first_in_group): Remove Power9.
17312 (insn_must_be_last_in_group): Likewise.
17313 (force_new_group): Likewise.
17314 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
17315 Initialize divide_cnt/vec_load_pendulum.
17316 (_rs6000_sched_context, rs6000_init_sched_context,
17317 rs6000_set_sched_context): Handle context save/restore of new
17320 2016-06-28 Richard Biener <rguenther@suse.de>
17322 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
17323 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
17324 COMPONENT_REF operand.
17325 (nonoverlapping_component_refs_p): Likewise.
17326 * stor-layout.c (start_bitfield_representative): Mark
17327 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
17329 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17331 * Makefile.in: Don't cat ../stage_current if it does not exist.
17333 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
17334 last argument is a bit-field.
17336 PR rtl-optimization/71673
17337 * internal-fn.c (expand_arith_overflow_result_store): Use
17338 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
17339 expand_simple_binop.
17341 PR middle-end/66867
17342 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
17343 expand_ifn_atomic_compare_exchange): New functions.
17344 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
17345 * tree.h (build_call_expr_internal_loc): Rename to ...
17346 (build_call_expr_internal_loc_array): ... this. Fix up type of
17348 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
17349 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
17350 ATOMIC_COMPARE_EXCHANGE result.
17351 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
17352 * gimple-fold.h (optimize_atomic_compare_exchange_p,
17353 fold_builtin_atomic_compare_exchange): New prototypes.
17354 * gimple-fold.c (optimize_atomic_compare_exchange_p,
17355 fold_builtin_atomic_compare_exchange): New functions..
17356 * tree-ssa.c (execute_update_addresses_taken): If
17357 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
17358 of call when finding addressable vars, and if such var becomes
17359 non-addressable, call fold_builtin_atomic_compare_exchange.
17361 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
17364 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
17365 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
17367 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
17369 * config/rs6000/rs6000.md ('type' attribute): Add
17370 veclogical,veccmpfx,vecexts,vecmove insn types.
17371 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
17372 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
17373 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
17374 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
17375 *nabs<mode>2_hw): Change type to vecmove.
17376 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
17377 *boolcc<mode>3_internal, *eqv<mode>3_internal,
17378 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
17379 *ieee_128bit_vsx_abs<mode>2_internal,
17380 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
17381 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
17382 *ieee128_mtvsrd_32bit): Change type to veclogical.
17383 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
17384 *movdi_internal32, *movdi_internal64): Update insn types.
17385 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
17386 vsx_extract_<mode>): Change type to veclogical.
17387 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
17388 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
17389 *vsx_sign_extend_si_v2di): Change type to vecexts.
17390 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
17391 type to veclogical.
17392 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
17393 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
17394 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
17395 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
17396 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17397 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
17398 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
17399 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
17400 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
17401 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
17402 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
17403 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
17404 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
17405 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
17406 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
17407 (ppc7450-vecsimple): Add veclogical, vecmove.
17408 (ppc7450-veccmp): Add veccmpfx.
17409 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
17411 (ppc8540_vector_compare): Add veccmpfx.
17412 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
17413 * config/rs6000/cell.md (cell-fp): Add fpsimple.
17414 (cell-vecsimple): Add veclogical, vecmove.
17415 (cell-veccmp): Add veccmpfx.
17416 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
17417 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
17419 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
17420 * config/rs6000/power4.md (power4-fp): Add fpsimple.
17421 (power4-vecsimple): Add veclogical, vecmove.
17422 (power4-veccmp): Add veccmpfx.
17423 * config/rs6000/power5.md (power5-fp): Add fpsimple.
17424 * config/rs6000/power6.md (power6-fp): Add fpsimple.
17425 (power6-vecsimple): Add veclogical, vecmove.
17426 (power6-veccmp): Add veccmpfx.
17427 * config/rs6000/power7.md (power7-fp): Add fpsimple.
17428 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
17429 * config/rs6000/power8.md (power8-fp): Add fpsimple.
17430 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
17431 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
17432 * config/rs6000/titan.md (titan_fp): Add fpsimple.
17433 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
17435 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
17437 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
17440 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17441 OPTION_MASK_P9_DFORM_VECTOR.
17442 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
17443 disable -mpower9-dform-vector when using reload.
17444 (quad_address_p): Remove 'gpr_p' argument and all associated code.
17445 New 'strict' argument. Update all callers. Add strict addressing
17447 (rs6000_legitimate_offset_address_p): Remove call to
17448 virtual_stack_registers_memory_p.
17449 (rs6000_legitimize_reload_address): Add quad address support.
17450 (rs6000_legitimate_address_p): Move call to quad_address_p above
17451 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
17452 to account for new strict usage.
17453 (rs6000_output_move_128bit): Adjust quad_address_p args to account
17454 for new strict usage.
17455 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
17457 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
17464 * config/i386/i386.c (ix86_spill_class): Disable condition to
17465 always return NO_REGS.
17467 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
17469 * predict.c: Include gimple-pretty-print.h
17470 (predicted_by_loop_heuristics_p): Check also
17471 PRED_LOOP_EXIT_WITH_RECURSION
17472 (predict_loops): Find self recursive calls and use special purpose
17473 predictors for them; dump log about decisions.
17474 (pass_profile::execute): Dump info about #of iterations.
17475 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
17476 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
17478 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
17480 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
17481 output_asm_insn calls and shorten long lines. Output .CALL
17482 argument descriptor using pa_output_arg_descriptor. Add various
17483 inline $$dyncall and other optimizations.
17484 (pa_attr_length_indirect_call): Adjust ordering and lengths.
17486 2016-06-25 Jakub Jelinek <jakub@redhat.com>
17488 PR tree-optimization/71643
17489 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
17492 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
17493 leak a bitmap if dep_bb is NULL.
17495 PR tree-optimization/71631
17496 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
17497 to rewrite_expr_tree even if negate_result, move new_lhs var
17498 declaration and initialization earlier, for powi_result set afterwards
17499 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
17500 if new_lhs != lhs, and don't shadow gsi var.
17502 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17504 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
17505 Add in_loop parameter.
17506 (predict_loops): Add loop guard heuristics.
17507 * predict.def (PRED_LOOP_GUARD): New heuristics.
17509 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17511 * predict.c: Include ipa-utils.h
17512 (tree_bb_level_prediction): Predict recursive calls.
17513 (tree_estimate_probability_bb): Skip inexpensive calls for call
17515 * predict.def (PRED_RECURSIVE_CALL): New.
17517 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17519 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
17520 (BU_FLOAT128_1): Likewise.
17522 (COPYSIGNQ): Likewise.
17523 (RS6000_BUILTIN_NANQ): Likewise.
17524 (RS6000_BUILTIN_NANSQ): Likewise.
17525 (RS6000_BUILTIN_INFQ): Likewise.
17526 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
17527 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
17528 (TARGET_FOLD_BUILTIN): New #define.
17529 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
17530 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
17531 (rs6000_fold_builtin): New target hook implementation, handling
17532 folding of 128-bit NaNs and infinities.
17533 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
17534 entries are filled in to avoid problems during bootstrap
17535 self-test; define builtins for 128-bit NaNs and infinities.
17536 (rs6000_opt_mask): Add entry for float128.
17537 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
17538 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
17539 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
17540 (const_str_type_node): New #define.
17541 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
17542 to a define_expand that dispatches to either copysign<mode>3_soft
17543 or copysign<mode>3_hard.
17544 (copysign<mode>3_hard): Rename from copysign<mode>3.
17545 (copysign<mode>3_soft): New define_insn.
17546 * doc/extend.texi: Document new builtins.
17548 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17550 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
17551 PRIu64 instead of lu.
17553 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
17556 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
17557 copy the type name.
17559 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17561 PR tree-optimization/71647
17562 * omp-low.c (lower_rec_input_clauses): Convert
17563 omp_clause_aligned_alignment (c) to size_type_node for the
17564 last argument of __builtin_assume_aligned.
17566 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
17568 * configure.ac (calling ___tls_get_addr via GOT): New
17569 assembler/linker check.
17570 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
17571 assembler and linker supports calling ___tls_get_addr via GOT.
17572 Otherise, defined to 0.
17573 * config.in: Regenerated.
17574 * configure: Likewise.
17575 * config/i386/constraints.md (Yb): New constraint.
17576 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
17577 (REG_CLASS_NAMES): Likewise.
17578 (REG_CLASS_CONTENTS): Likewise.
17579 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
17580 the b constraint with the Yb constraint. Call ___tls_get_addr
17581 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
17583 (*tls_local_dynamic_base_32_gnu): Likewise.
17584 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
17585 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
17586 (*tls_local_dynamic_base_64_<mode>): Likewise.
17588 2016-06-24 Martin Liska <mliska@suse.cz>
17590 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
17591 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
17593 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
17594 argument to true if the expected number of iterations is
17597 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
17599 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
17600 assemble for 32bit target.
17601 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
17602 and $ld_ix86_gld_32_opt to link for 32bit target.
17603 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
17604 * configure: Regenerate.
17606 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17608 * config/arm/arm.c (int_log2): Delete definition and prototype.
17609 (shift_op): Use exact_log2 instead of int_log2.
17610 (vfp3_const_double_for_fract_bits): Likewise.
17612 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17614 * internal-fn.c (expand_arith_set_overflow): New function.
17615 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
17617 (expand_arith_overflow_result_store): Likewise. Handle precision
17618 smaller than mode precision.
17619 * tree-vrp.c (extract_range_basic): For imag part, handle
17620 properly signed 1-bit precision result.
17621 * doc/extend.texi (__builtin_add_overflow): Document that last
17622 argument can't be pointer to enumerated or boolean type.
17623 (__builtin_add_overflow_p): Document that last argument can't
17624 have enumerated or boolean type.
17626 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17627 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17629 * config/rs6000/predicates.md (splat_input_operand): Rework.
17630 Don't allow constants, since the insns that use this predicate
17631 don't support constants. Constants are handled by other insns
17632 that are created via combine. During and after register
17633 allocation, only allow indexed or indirect addresses, and not
17634 general addresses. Only allow modes supported by the hardware.
17635 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
17636 comment. Move check for using VSPLTIS<x> to a common location,
17637 instead of doing it in two different places.
17639 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
17641 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17642 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
17643 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
17644 signature_CENTAUR_ebx.
17646 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
17650 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
17651 (as_ix86_gas_32_opt): This.
17652 (ld_ix86_tls_ldm_opt): Renamed to ...
17653 (ld_ix86_gld_32_opt): This.
17654 (R_386_TLS_LDM reloc): Updated.
17655 (R_386_GOT32X reloc): New assembler/linker check.
17656 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
17657 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
17659 * config.in: Regenerated.
17660 * configure: Likewise.
17661 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
17662 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
17663 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
17664 if ix86_force_load_from_GOT_p returns true.
17665 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
17666 ix86_force_load_from_GOT_p returns true.
17667 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
17668 the external function address via the GOT slot.
17669 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
17670 HAVE_AS_IX86_GOT32X before returning false.
17671 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
17672 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
17674 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
17676 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
17678 2016-06-23 Andi Kleen <ak@linux.intel.com>
17680 * Makefile.in: Regenerate.
17681 * doc/install.texi: Document autoprofiledbootstrap.
17683 2016-06-23 Andi Kleen <ak@linux.intel.com>
17685 * config/i386/gcc-auto-profile: New file.
17687 2016-06-23 Martin Liska <mliska@suse.cz>
17689 PR middle-end/71619
17690 * predict.c (predict_loops): Revert the hunk that was removed
17693 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
17695 * config.gcc: Add support for arm*-*-phoenix* targets.
17696 * config/arm/t-phoenix: New.
17697 * config/phoenix.h: New.
17699 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
17700 H.J. Lu <hongjiu.lu@intel.com>
17703 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
17704 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
17705 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
17706 ix86_force_load_from_GOT_p returns true.
17707 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
17708 ix86_force_load_from_GOT_p returns true.
17709 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
17710 ix86_force_load_from_GOT_p returns true.
17711 (ix86_expand_move): Load the external function address via the
17712 GOT slot if ix86_force_load_from_GOT_p returns true.
17713 * config/i386/predicates.md (x86_64_immediate_operand): Return
17714 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
17715 (x86_64_zext_immediate_operand): Ditto.
17717 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
17719 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
17721 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17724 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
17725 * diagnostic.c (pedwarn_at_rich_loc): New function.
17726 * spellcheck.h (best_match::best_match): Add a
17727 "best_distance_so_far" optional parameter.
17728 (best_match::set_best_so_far): New method.
17729 (best_match::get_best_distance): New accessor.
17730 (best_match::get_best_candidate_length): New accessor.
17732 2016-06-22 Nick Clifton <nickc@redhat.com>
17734 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
17735 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
17736 modes are accepted as well.
17737 (ucompare_loc_descriptor): Likewise.
17738 (minmax_loc_descriptor): Likewise.
17739 (clz_loc_descriptor): Likewise.
17740 (popcount_loc_descriptor): Likewise.
17741 (bswap_loc_descriptor): Likewise.
17742 (rotate_loc_descriptor): Likewise.
17743 (mem_loc_descriptor): Likewise.
17744 (loc_descriptor): Likewise.
17746 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17748 * common.opt (fdiagnostics-parseable-fixits): New option.
17749 * diagnostic.c: Include "selftest.h".
17750 (print_escaped_string): New function.
17751 (print_parseable_fixits): New function.
17752 (diagnostic_report_diagnostic): Call print_parseable_fixits.
17753 (selftest::assert_print_escaped_string): New function.
17754 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
17755 (selftest::test_print_escaped_string): New function.
17756 (selftest::test_print_parseable_fixits_none): New function.
17757 (selftest::test_print_parseable_fixits_insert): New function.
17758 (selftest::test_print_parseable_fixits_remove): New function.
17759 (selftest::test_print_parseable_fixits_replace): New function.
17760 (selftest::diagnostic_c_tests): New function.
17761 * diagnostic.h (struct diagnostic_context): Add field
17762 "parseable_fixits_p".
17763 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
17764 -fdiagnostics-parseable-fixits.
17765 (-fdiagnostics-parseable-fixits): New option.
17766 * opts.c (common_handle_option): Handle
17767 -fdiagnostics-parseable-fixits.
17768 * selftest-run-tests.c (selftest::run_tests): Call
17769 selftest::diagnostic_c_tests.
17770 * selftest.h (selftest::diagnostic_c_tests): New prototype.
17772 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
17774 PR tree-optimization/71488
17775 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
17776 comparison of boolean vectors.
17777 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
17778 of boolean vectors using bitwise operations.
17780 2016-06-22 Andreas Schwab <schwab@suse.de>
17782 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
17783 Remove declaration.
17785 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
17787 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
17789 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
17791 * config/i386/i386.c (print_reg): Emit an error message on attempt to
17794 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17796 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
17797 * config/arm/arm-cores.def (cortex-a73): New entry.
17798 (cortex-a73.cortex-a35): Likewise.
17799 (cortex-a73.cortex-a53): Likewise.
17800 * config/arm/arm-tables.opt: Regenerate.
17801 * config/arm/arm-tune.md: Likewise.
17802 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
17803 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17804 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
17805 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17806 * doc/invoke.texi (ARM Options): Document cortex-a73,
17807 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
17809 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17811 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
17812 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
17813 (cortex-a73.cortex-a35): Likewise.
17814 (cortex-a73.cortex-a53): Likewise.
17815 * config/aarch64/aarch64-tune.md: Regenerate.
17816 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
17817 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
17820 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17822 * configure.ac (gcc_cv_as_compress_debug): Remove
17823 --compress-debug-sections as extra as switch.
17824 Handle gas --compress-debug-sections=type.
17825 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
17826 Handle gld --compress-debug-sections=type.
17827 * configure: Regenerate.
17829 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
17831 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
17833 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
17835 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
17836 (do_rewrite): likewise.
17838 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17840 * common/config/mep/mep-common.c: Remove.
17841 * config.gcc: Remove mep-* support.
17842 * config/mep/constraints.md: Remove.
17843 * config/mep/default.h: Remove.
17844 * config/mep/intrinsics.h: Remove.
17845 * config/mep/intrinsics.md: Remove.
17846 * config/mep/ivc2-template.h: Remove.
17847 * config/mep/mep-c5.cpu: Remove.
17848 * config/mep/mep-core.cpu: Remove.
17849 * config/mep/mep-default.cpu: Remove.
17850 * config/mep/mep-ext-cop.cpu: Remove.
17851 * config/mep/mep-intrin.h: Remove.
17852 * config/mep/mep-ivc2.cpu: Remove.
17853 * config/mep/mep-pragma.c: Remove.
17854 * config/mep/mep-protos.h: Remove.
17855 * config/mep/mep.c: Remove.
17856 * config/mep/mep.cpu: Remove.
17857 * config/mep/mep.h: Remove.
17858 * config/mep/mep.md: Remove.
17859 * config/mep/mep.opt: Remove.
17860 * config/mep/predicates.md: Remove.
17861 * config/mep/t-mep: Remove.
17862 * doc/install.texi: Remove mep-* documentation.
17863 * doc/md.texi: Likewise.
17865 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17867 * config.gcc: Remove support for avr-rtems.
17868 * config/avr/gen-avr-mmcu-specs.c: Likewise.
17869 * config/avr/rtems.h: Remove.
17870 * config/avr/t-rtems: Remove.
17872 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17874 * config.gcc: Remove m32r-rtems support.
17875 * config/m32r/rtems.h: Remove.
17877 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17879 * config.gcc: Remove h8300-rtems support.
17880 * config/h8300/rtems.h: Remove.
17881 * config/h8300/t-rtems: Remove.
17883 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17885 * config.gcc: Remove support for knetbsd.
17886 * configure.ac: Likewise.
17887 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
17888 * config/knetbsd-gnu.h: Remove.
17889 * configure: Regenerate.
17891 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17893 * config.gcc: Remove support for openbsd 2 and 3.
17894 * config/openbsd-oldgas.h: Remove.
17896 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17898 * config.gcc: Remove interix support.
17899 * config/i386/i386-interix.h: Remove.
17900 * config/i386/interix.opt: Remove.
17901 * config/i386/t-interix: Remove.
17902 * configure: Regenerate.
17903 * configure.ac: Remove interix support.
17904 * doc/install.texi: Remove interix documentation.
17906 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
17908 * config/rs6000/rs6000.h: Add conditional preprocessing directives
17909 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
17912 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17914 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
17915 they are both PLACEHOLDER_EXPRs.
17917 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17919 * stor-layout.c (layout_type): Move setting complex MODE to
17920 layout_type, instead of setting it ahead of time by the caller.
17921 * tree.c (build_complex_type): Likewise.
17923 2016-06-21 Martin Liska <mliska@suse.cz>
17925 * predict.c (force_edge_cold): Replace imposisble with
17928 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17930 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
17931 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
17933 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
17935 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
17937 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
17938 Ilya Enkovich <ilya.enkovich@intel.com>
17941 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17942 New member function to convert V1TImode register to SUBREG
17943 TImode in debug insn.
17944 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
17945 after changing register mode to V1TImode.
17947 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
17949 * config/aarch64/aarch64-cores.def (vulcan): New core.
17950 * config/aarch64/aarch64-tune.md: Regenerate.
17951 * doc/invoke.texi: Document vulcan as an available option.
17953 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
17955 * cse.c (canon_asm_operands): New function extracted from...
17956 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
17957 either standalone or member of a PARALLEL.
17959 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17962 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
17963 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
17964 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
17966 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
17969 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
17970 constant addresses if can_create_pseudo_p.
17972 2016-06-21 Jakub Jelinek <jakub@redhat.com>
17974 PR tree-optimization/71588
17975 * tree-ssa-strlen.c (valid_builtin_call): New function.
17976 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
17979 2016-06-20 Jakub Jelinek <jakub@redhat.com>
17981 PR middle-end/71581
17982 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
17983 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
17984 for conversion of scalar user var to complex type and use the
17985 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
17988 PR rtl-optimization/71591
17989 * toplev.c (toplev::run_self_tests): If no_backend, complain and
17990 don't run any tests.
17992 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
17995 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
17996 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
17997 space for PIC with non-v32 and the common non-PIC "jump".
17999 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18002 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
18003 returned values and add UN*/LTGT/*ORDERED cases with values matching
18004 D operand modifier on vcmp for AVX.
18006 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18008 * config/aarch64/aarch64.opt
18009 (mpc-relative-literal-loads): Rename internal option name.
18010 * config/aarch64/aarch64.c
18011 (aarch64_nopcrelative_literal_loads): Rename to
18012 aarch64_pcrelative_literal_loads.
18013 (aarch64_expand_mov_immediate): Likewise.
18014 (aarch64_secondary_reload): Likewise.
18015 (aarch64_can_use_per_function_literal_pools_p): Likewise.
18016 (aarch64_override_options_after_change_1): Rename and simplify logic.
18017 (aarch64_classify_symbol): Merge large model checks into switch,
18018 remove pc-relative load check.
18020 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18022 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
18023 costs relative to the cost of a register move.
18025 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18027 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
18028 (vcvt_n_f64_u64): Likewise.
18029 (vcvt_n_s64_f64): Likewise.
18030 (vcvt_n_u64_f64): Likewise.
18031 (vcvt_f64_s64): Likewise.
18032 (vrecpe_f64): Likewise.
18033 (vcvt_f64_u64): Likewise.
18034 (vrecps_f64): Likewise.
18036 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18038 * config/aarch64/aarch64.md
18039 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
18041 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
18043 * config/aarch64/aarch64-builtins.c
18044 (aarch64_types_binop_uss_qualifiers): Delete.
18045 (TYPES_BINOP_USS): Likewise.
18046 (aarch64_types_binop_sus_qualifiers): Likewise.
18047 (TYPES_BINOP_SUS): Likewise.
18048 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
18049 (TYPES_FCVTIMM_SUS): Likewise.
18050 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
18052 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
18053 (fcvtzs): Use SHIFTIMM rather than BINOP.
18054 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
18056 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18058 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
18059 costs relative to the cost of a register move.
18061 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18063 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
18064 Allow scalar/single vector modes to be tieable.
18066 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18068 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
18070 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18072 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
18074 * tree.h (TYPE_ALIGN): Likewise.
18076 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18079 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
18081 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18083 * config/avr/avr.c (avr_print_operand): Fix "format not a string
18084 literal" build warnings.
18085 (avr_print_operand_address): Dito.
18087 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
18090 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
18091 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
18093 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
18095 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
18097 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
18100 * reload1.c (reload): Pass 0 to finish_spills when called because
18101 update_eliminables_and_spill returns true and remove did_spill.
18102 (finish_spills): Adjust comment and document GLOBAL parameter.
18104 2016-06-17 DJ Delorie <dj@redhat.com>
18107 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
18108 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
18109 (umulqihi3_virt): Likewise.
18110 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
18111 (umulqihi3_real): Likewise.
18113 2016-06-17 Martin Liska <mliska@suse.cz>
18115 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
18117 2016-06-17 Martin Liska <mliska@suse.cz>
18119 * predict.def: PRED_LOOP_EXIT from 92 to 85.
18121 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
18123 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
18125 (vaddq_f32): Likewise.
18126 (vmul_f32): Likewise.
18127 (vmulq_f32): Likewise.
18128 (vsub_f32): Likewise.
18129 (vsubq_f32): Likewise.
18131 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18133 PR tree-optimization/71347
18134 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
18135 cost for all uses in group.
18137 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18139 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18140 insert gimple seq if it's not empty.
18142 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18144 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
18146 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
18147 rather than OFFSET.
18148 (comp_dr_with_seg_len_pair): Ditto.
18149 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
18150 struct dr_with_seg_len_pair against DR_OFFSET.
18151 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
18152 DR_OFFSET directly.
18154 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
18156 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
18158 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
18160 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
18161 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
18162 (pa_output_millicode_call): Likewise.
18163 (pa_output_call): Likewise.
18164 (pa_output_indirect_call): Likewise.
18165 (pa_asm_output_mi_thunk): Likewise.
18167 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18169 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
18171 2016-06-16 Martin Liska <mliska@suse.cz>
18173 * predict.c (combine_predictions_for_insn): When we find a first
18174 match predictor, we should consider just predictors with
18175 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
18176 DS theory predictor.
18177 (combine_predictions_for_bb): Likewise.
18179 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18181 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18182 with base of reference to struct.
18184 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18186 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18188 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18191 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18192 progmem_swtable_section.
18193 (progmem_swtable_section): Remove.
18194 (avr_asm_function_rodata_section): Remove.
18195 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18196 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18198 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18200 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18201 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18202 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18203 signature_CENTAUR_ebx.
18204 * config/i386/i386.c (ix86_option_override_internal): Add
18205 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18206 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18207 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18209 2016-06-16 Martin Liska <mliska@suse.cz>
18211 * predict.def: Add fortran loop preheader predictor.
18212 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18213 fold IFN_BUILTIN_EXPECT with a known constant argument.
18215 2016-06-16 Martin Liska <mliska@suse.cz>
18217 * predict.def: Add 'Fortran' to display text of all
18218 PRED_FORTRAN_* predictors.
18220 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18223 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18224 [IA64_BUILTIN_NANSQ]: Ditto.
18225 (ia64_fold_builtin): New function.
18226 (TARGET_FOLD_BUILTIN): New define.
18227 (ia64_init_builtins) Declare const_string_type node.
18228 Add __builtin_nanq and __builtin_nansq builtin functions.
18229 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18231 2016-06-16 Nick Clifton <nickc@redhat.com>
18233 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18234 MSP430_HWMULT_ prefix to enum values.
18235 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18236 * config/msp430/msp430.c: Update use of enum values.
18237 * config/msp430/msp430.md: Likewise.
18238 * config/msp430/msp430.opt: Likewise.
18240 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18242 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18243 of comparsions in the last iteration.
18245 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18246 Joern Rennecke <joern.rennecke@embecosm.com>
18248 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18250 (arc_needs_pcl_p): Add GOTOFFPC.
18251 (arc_legitimate_pic_addr_p): Likewise.
18252 (arc_output_pic_addr_const): Likewise.
18253 (arc_legitimize_pic_address): Generate a pc-relative address using
18255 (arc_output_libcall): Use @pcl syntax.
18256 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18257 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18258 (*movsi_insn): Use @pcl syntax.
18259 (doloop_begin_i): Likewise.
18261 2016-06-16 Martin Liska <mliska@suse.cz>
18263 * predict.def: Define a new predictor.
18265 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18267 * config/arc/arc.opt (mtp-regno): Update text.
18269 2016-06-16 Renlin Li <renlin.li@arm.com>
18271 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
18273 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18276 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
18277 (setcc + and peephole2): Likewise.
18279 PR rtl-optimization/71532
18280 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
18283 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18285 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18286 DImode constants with XXSPLTIB in vector registers.
18287 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
18288 vsx_extract_<mode>_internal{1,2} into a single insn that handles
18289 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
18290 extraction of the element at the top of the register as a scalar
18292 (vsx_extract_<mode>_internal1): Likewise.
18293 (vsx_extract_<mode>_internal2): Likewise.
18294 * config/rs6000/constraints.md (wi constraint): Remove a comment
18295 about DImode not being allowed in Altivec registers.
18296 (wB constraint): New constraint for constants that can be
18297 generated in Altivec registers with VSPLTISW/VUPKHSW.
18298 * config/rs6000/predicates.md (xxspltib_constant_split): Update
18300 (xxspltib_constant_nosplit): Likewise.
18301 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
18302 support for -mupper-regs-di to enable DImode to go into Altivec
18304 (POWERPC_MASKS): Likewise.
18305 (power7 cpu): Likewise.
18306 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
18307 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
18308 for DImode being allowed in Altivec registers. Update wi/wj
18309 constraints. Set scalar_in_vmx_p flag.
18310 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
18311 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
18312 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
18313 (rs6000_opt_masks): Add -mupper-regs-di.
18314 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
18315 direct move to use wi and not wj.
18316 (lfiwzx): Likewise.
18317 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
18319 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18320 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
18321 any VSX register, instead of just Altivec registers, to allow
18322 either operand to be an Altivec register or both.
18323 (fixuns_trunc<mode>di2_fctiduz): Likewise.
18324 (movdi_internal32): Add support for -mupper-regs-di. Add support
18325 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
18326 the alternatives and attributes to be lined up to be easier to
18328 (movdi_internal64): Likewise.
18329 (64-bit DImode splitters): Change predicates to only split loading
18330 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
18331 load constants in ISA 3.0 or ISA 2.07 respectively.
18332 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18333 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
18334 mention -mcpu=power9 sets these options.
18335 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
18338 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18341 * config/avr/avr.c (avr_set_current_function): Warn misspelled
18342 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
18343 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
18344 by default to warn misspelled interrupt/ signal handler.
18345 * doc/invoke.texi (AVR Options): Document it. Update description
18346 for -nodevicelib option.
18348 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18350 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
18351 up parentheses. Use GET_MODE_UNIT_BITSIZE.
18352 (aarch64_<sur>shll2_n<mode>): Likewise.
18354 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
18356 PR middle-end/71529
18357 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
18358 DECL_CONTEXT for copied arguments.
18360 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18362 PR tree-optimization/71483
18363 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
18366 2016-06-15 Martin Liska <mliska@suse.cz>
18368 * predict.c (tree_predict_by_opcode): Call predict_edge_def
18369 instead of predict_edge w/o a probability.
18371 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18373 PR tree-optimization/71439
18374 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
18377 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18379 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
18380 register subregs in SET_SRC.
18382 2016-06-15 Richard Biener <rguenther@suse.de>
18384 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
18385 store restrictions.
18387 2016-06-15 Richard Biener <rguenther@suse.de>
18389 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
18390 not consider dependences between accesses that belong to the
18392 (vect_analyze_data_ref_dependences): Do not analyze read-read
18393 or self-dependences.
18395 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18397 * spellcheck-tree.c: Include spellcheck-tree.h rather than
18399 (find_closest_identifier): Reimplement in terms of
18400 best_match<tree,tree>.
18401 * spellcheck-tree.h: New file.
18402 * spellcheck.c (struct edit_distance_traits<const char *>): New
18404 (find_closest_string): Reimplement in terms of
18405 best_match<const char *, const char *>.
18406 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
18407 overload to spellcheck-tree.h.
18408 (find_closest_identifier): Likewise.
18409 (struct edit_distance_traits<T>): New template.
18410 (class best_match): New class.
18412 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18414 * selftest-run-tests.c (selftest::run_tests): Call
18415 selftest::spellcheck_tree_c_tests.
18416 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
18417 * spellcheck-tree.c: Include selftest.h and stringpool.h.
18418 (selftest::test_find_closest_identifier): New function.
18419 (selftest::spellcheck_tree_c_tests): New function.
18420 * spellcheck.c (selftest::test_find_closest_string): Verify that
18421 the order of the vec does not affect the results for this case.
18422 (selftest::test_data): New array.
18423 (selftest::test_metric_conditions): New function.
18424 (selftest::spellcheck_c_tests): Add a test of case-comparison.
18425 Call selftest::test_metric_conditions.
18427 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18429 * config/rs6000/rs6000-builtin.def (commentary): Typo.
18430 (BU_P9_MISC_1): Likewise.
18431 (BU_P9_64BIT_MISC_0): Likewise.
18432 (BU_P9_MISC_0): Likewise.
18434 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18436 * gcc-rich-location.c
18437 (gcc_rich_location::add_fixit_misspelled_id): New method.
18438 * gcc-rich-location.h
18439 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
18441 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
18443 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
18444 FreeBSD 11 and above.
18446 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
18448 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
18450 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18452 * expmed.h: Close parenthesis in "at your option" in copyright
18454 * lower-subreg.h: Likewise.
18456 2016-06-14 Richard Biener <rguenther@suse.de>
18458 PR middle-end/71526
18459 * genmatch.c (expr::gen_transform): Use in_type for comparisons
18462 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18464 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
18466 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
18467 mask+shift version.
18468 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
18470 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
18471 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
18473 2016-06-14 Richard Biener <rguenther@suse.de>
18475 PR tree-optimization/71522
18476 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
18477 copying into float copying.
18479 2016-06-14 Jakub Jelinek <jakub@redhat.com>
18481 PR tree-optimization/71520
18482 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
18483 (replace_block_by): Move user labels from bb1 to bb2.
18485 2016-06-14 Richard Biener <rguenther@suse.de>
18487 PR middle-end/71310
18489 * expr.h (get_bit_range): Declare.
18490 * expr.c (get_bit_range): Export.
18491 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
18492 word_mode again to constrain the bitfield access.
18494 2016-06-14 Richard Biener <rguenther@suse.de>
18496 PR tree-optimization/71521
18497 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
18498 division int_const_binop against zero divisor.
18500 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18502 * config/i386/i386.md (signbittf2): New expander.
18503 * config/i386/sse.md (ptesttf2): New insn pattern.
18505 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18508 * input.c (selftest::test_reading_source_line): Avoid reading from
18509 __FILE__ by creating a tempfile with known content and reading
18512 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18514 * pretty-print.c (assert_pp_format_colored): Skip the test if
18516 (test_pp_format): Remove comment about GCC_COLORS.
18518 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18520 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
18521 * pretty-print.c (assert_pp_format_va): Add location param and use
18522 it with ASSERT_STREQ_AT.
18523 (assert_pp_format): Add location param and pass it to
18524 assert_pp_format_va.
18525 (assert_pp_format_colored): Likewise.
18526 (ASSERT_PP_FORMAT_1): New.
18527 (ASSERT_PP_FORMAT_2): New.
18528 (ASSERT_PP_FORMAT_3): New.
18529 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
18530 explicitly, or implicitly via the above macros.
18531 * selftest.c (selftest::pass): Use a selftest::location rather
18532 than file and line.
18533 (selftest::fail): Likewise. Print the function name.
18534 (selftest::fail_formatted): Likewise.
18535 (selftest::assert_streq): Use a selftest::location rather than
18537 * selftest.h (selftest::location): New struct.
18538 (SELFTEST_LOCATION): New macro.
18539 (selftest::pass): Accept a const location & rather than file
18541 (selftest::fail): Likewise.
18542 (selftest::fail_formatted): Likewise.
18543 (selftest::assert_streq): Likewise.
18544 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
18545 (ASSERT_FALSE): Likewise.
18546 (ASSERT_EQ): Likewise.
18547 (ASSERT_NE): Likewise.
18548 (ASSERT_STREQ): Likewise.
18549 (ASSERT_PRED1): Likewise.
18550 (ASSERT_STREQ_AT): New macro.
18552 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18554 * selftest.c (selftest::fail_formatted): New function.
18555 (selftest::assert_streq): New function.
18556 * selftest.h (selftests::fail_formatted): New decl.
18557 (selftest::assert_streq): New decl.
18558 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
18560 2016-06-13 Jeff Law <law@redhat.com>
18562 PR tree-optimization/71403
18563 * tree-ssa-threadbackward.c
18564 (convert_and_register_jump_thread_path): No longer accept reference
18565 to path. Do not pop items off the path anymore.
18566 (fsm_find_control_statement_thread_paths): Do not allow threading
18567 to a deeper loop nest. Pop the last item off the path here rather
18568 than in convert_and_register_jump_thread_path.
18570 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18571 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
18573 [AArch64] Emit division using the Newton series
18575 * config/aarch64/aarch64-protos.h
18576 (cpu_approx_modes): Add new member "division".
18577 (aarch64_emit_approx_div): Declare new function.
18578 * config/aarch64/aarch64.c
18579 (generic_approx_modes): New member "division".
18580 (exynosm1_approx_modes): Likewise.
18581 (xgene1_approx_modes): Likewise.
18582 (aarch64_emit_approx_div): Define new function.
18583 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
18584 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
18585 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
18586 * doc/invoke.texi (-mlow-precision-div): Describe new option.
18588 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18589 Wilco Dijkstra <wilco.dijkstra@arm.com>
18591 [AArch64] Emit square root using the Newton series
18593 * config/aarch64/aarch64-protos.h
18594 (aarch64_emit_approx_rsqrt): Replace with new function
18595 "aarch64_emit_approx_sqrt".
18596 (cpu_approx_modes): New member "sqrt".
18597 * config/aarch64/aarch64.c
18598 (generic_approx_modes): New member "sqrt".
18599 (exynosm1_approx_modes): Likewise.
18600 (xgene1_approx_modes): Likewise.
18601 (aarch64_emit_approx_rsqrt): Replace with new function
18602 "aarch64_emit_approx_sqrt".
18603 (aarch64_override_options_after_change_1): Handle new option.
18604 * config/aarch64/aarch64-simd.md
18605 (rsqrt<mode>2): Use new function instead.
18606 (sqrt<mode>2): New expansion and insn definitions.
18607 * config/aarch64/aarch64.md: Likewise.
18608 * config/aarch64/aarch64.opt
18609 (mlow-precision-sqrt): Add new option description.
18610 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
18612 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18614 [AArch64] Add more choices for the reciprocal square root approximation
18616 Allow a target to prefer such operation depending on the operation mode.
18618 * config/aarch64/aarch64-protos.h
18619 (AARCH64_APPROX_MODE): New macro.
18620 (AARCH64_APPROX_{NONE,ALL}): Likewise.
18621 (cpu_approx_modes): New structure.
18622 (tune_params): New member "approx_modes".
18623 * config/aarch64/aarch64-tuning-flags.def
18624 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
18625 * config/aarch64/aarch64.c
18626 (generic_approx_modes): New core "cpu_approx_modes" structure.
18627 (exynosm1_approx_modes): Likewise.
18628 (xgene1_approx_modes): Likewise.
18629 (generic_tunings): New member "approx_modes".
18630 (cortexa35_tunings): Likewise.
18631 (cortexa53_tunings): Likewise.
18632 (cortexa57_tunings): Likewise.
18633 (cortexa72_tunings): Likewise.
18634 (exynosm1_tunings): Likewise.
18635 (thunderx_tunings): Likewise.
18636 (xgene1_tunings): Likewise.
18637 (use_rsqrt_p): New argument for the mode and use new member from
18639 (aarch64_builtin_reciprocal): Devise mode from builtin.
18640 (aarch64_optab_supported_p): New argument for the mode.
18641 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
18643 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18645 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
18646 RS6000_BTM_MODULO flag into the set of flags that are considered
18647 to be part of the common configuration.
18649 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18651 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
18652 difference unsigned.
18653 (vec_absdb): New macro for vector absolute difference unsigned
18655 (vec_absdh): New macro for vector absolute difference unsigned
18657 (vec_absdw): New macro for vector absolute difference unsigned word.
18658 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
18659 (vadu<mode>3): New insn.
18660 (*p9_vadu<mode>3): New insn.
18661 * config/rs6000/rs6000-builtin.def (vadub): New built-in
18663 (vaduh): New built-in definition.
18664 (vaduw): New built-in definition.
18665 (vadu): New overloaded built-in definition.
18666 (vadub): New overloaded built-in definition.
18667 (vaduh): New overloaded built-in definition.
18668 (vaduw): New overloaded built-in definition.
18669 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18670 overloaded vector absolute difference unsigned functions.
18671 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18672 the ISA 3.0 vector absolute difference unsigned built-in functions.
18674 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
18676 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
18677 update shared_lookup_references only once after changing operands.
18679 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
18681 PR middle-end/71373
18682 * tree-nested.c (convert_nonlocal_omp_clauses)
18683 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
18685 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
18686 * tree.def (CASE_LABEL_EXPR): Likewise.
18688 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
18691 * input.c (test_builtins): Fix an assertion.
18693 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18695 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
18696 (paritysi2): Ditto.
18698 (isinf<mode>2): Ditto.
18700 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18702 * ggc-tests.c (test_finalization): Only test need_finalization_p
18703 for GCC_VERSION >= 4003.
18705 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18707 * config/s390/vecintrin.h: Fix file description in comment.
18709 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18711 * config/s390/s390-builtin-types.def: Change builtin type naming
18712 scheme to match builtin-types.def.
18714 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
18716 * fold-const.c (optimize_minmax_comparison): Remove.
18717 (fold_comparison): Remove call to the above.
18718 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
18719 New transformations.
18721 2016-06-13 Alan Hayward <alan.hayward@arm.com>
18723 PR tree-optimization/71416
18724 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
18727 2016-06-13 Martin Liska <mliska@suse.cz>
18729 * predict.c (enum predictor_reason): Prefix enum with REASON_.
18730 (combine_predictions_for_insn): Likewise.
18731 (prune_predictions_for_bb): Likewise.
18732 (combine_predictions_for_bb): Likewise.
18734 2016-06-13 Richard Biener <rguenther@suse.de>
18736 PR tree-optimization/71505
18737 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
18738 assert match comment.
18740 2016-06-13 Marek Polacek <polacek@redhat.com>
18742 PR middle-end/71476
18743 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
18744 gimplify_switch_expr.
18745 (warn_switch_unreachable_r): New function.
18747 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18750 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
18753 2016-06-13 Richard Biener <rguenther@suse.de>
18755 PR middle-end/64516
18756 * fold-const.c (fold_unary_loc): Preserve alignment when
18757 folding a VIEW_CONVERT_EXPR into a MEM_REF.
18759 2016-06-13 Martin Liska <mliska@suse.cz>
18762 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
18763 w/ -fsanitize=bounds.
18765 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18767 * config/i386/i386.c (ix86_init_builtins): Calculate
18768 FLOAT128_FTYPE_CONST_STRING function type only once.
18769 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
18770 built-in functions are available for x86-32 and x86-64 targets.
18772 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18775 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
18776 New primitive type.
18777 (FLOAT128_FTYPE_CONST_STRING): New function type.
18778 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
18779 [IX86_BUILTIN_NANSQ]: Ditto.
18780 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18781 (ix86_init_builtin_types): Declare const_string_type_node.
18782 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
18784 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18785 * doc/extend.texi (x86 Built-in Functions): Document
18786 __builtin_nanq and __builtin_nansq.
18788 2016-06-11 Jiong Wang <jiong.wang@arm.com>
18791 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
18792 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
18793 length for pop patterns.
18794 (arm_attr_length_push_multi): Update comments.
18795 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
18797 (*pop_multiple_with_writeback_and_return): Likewise.
18798 (*pop_multiple_with_return): Likewise.
18800 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
18802 PR middle-end/71310
18803 * fold-const.c (optimize_bit_field_compare): Don't try to use
18804 word_mode unconditionally for reading the bit field, look at
18805 DECL_BIT_FIELD_REPRESENTATIVE instead.
18807 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
18809 PR middle-end/71478
18810 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
18811 vector integer type.
18813 2016-06-10 Jakub Jelinek <jakub@redhat.com>
18815 PR middle-end/71494
18816 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
18817 without LABEL_DECL, set *handled_ops_p to false instead of true.
18819 2016-06-10 Martin Sebor <msebor@redhat.com>
18822 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
18823 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
18824 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
18826 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
18827 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
18828 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
18829 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
18830 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
18831 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
18832 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
18833 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
18835 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18837 * config/arm/arm.h (pool_vector_label,
18838 return_used_this_function): Remove.
18840 2016-06-10 Jeff Law <law@redhat.com>
18842 PR tree-optimization/71335
18843 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
18844 zero length paths here.
18845 (convert_and_register_jump_thread_path): Remove hacks related to
18846 duplicated blocks in the jump thread path.
18847 (fsm_find_control_statement_thread_paths): Avoid putting the same
18848 block on the thread path twice, but ensure the thread path is
18849 unchanged from the caller's point of view.
18851 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18853 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
18854 * predict.def (PRED_LOOP_BRANCH): Remove.
18856 2016-06-10 David Malcolm <dmalcolm@redhat.com>
18858 * Makefile.in (OBJS): Add ggc-tests.o.
18859 (GTFILES): Add ggc-tests.c.
18860 * ggc-tests.c: New file.
18861 * selftest-run-tests.c (selftest::run_tests): Call
18862 selftest::ggc_tests_c_tests.
18863 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
18865 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
18867 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
18869 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
18872 * varasm.c (place_block_symbol): Adjust alignment for asan protected
18873 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
18875 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18877 * profile.c: Include cfgloop.h.
18878 (branch_prob): Compute estimated number of iterations.
18879 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
18880 recompute estimate number of iterations from profile.
18882 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18884 PR inline-asm/68843
18885 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
18886 must be grouped on top of stack. Don't force early clobber
18887 on ordinary reg outputs.
18889 2016-06-10 Richard Biener <rguenther@suse.de>
18891 * targhooks.c (default_builtin_vectorization_cost): Adjust
18892 vec_construct cost.
18894 2016-06-10 Richard Biener <rguenther@suse.de>
18896 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
18897 to fold the RHS to a constant if possible.
18899 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
18901 PR middle-end/71373
18902 * tree-nested.c (convert_nonlocal_omp_clauses)
18903 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
18904 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
18905 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
18907 * gimplify.c (gimplify_adjust_omp_clauses): Discard
18909 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
18911 * omp-low.c (scan_sharing_clauses): Don't expect
18912 OMP_CLAUSE__CACHE_.
18914 2016-06-10 Alan Hayward <alan.hayward@arm.com>
18916 PR tree-optimization/71407
18917 PR tree-optimization/71416
18918 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
18919 BIT_FIELD_REF type.
18921 2016-06-10 Richard Biener <rguenther@suse.de>
18923 PR middle-end/71477
18924 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
18926 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
18928 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
18930 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
18931 Jiong Wang <jiong.wang@arm.com>
18933 PR rtl-optimization/70751
18934 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
18935 spilled into memory.
18937 2016-06-09 Jonathan Yong <10walls@gmail.com>
18940 2015-09-21 Jonathan Yong <10walls@gmail.com>
18942 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
18943 sysroot/usr/lib/32api for additional win32 libraries,
18944 fixes failing Cygwin bootstrapping.
18946 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
18948 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
18951 2016-06-09 David Malcolm <dmalcolm@redhat.com>
18954 * pretty-print.c (pp_indent): Specify that %p is printed in a
18955 host-dependent manner.
18956 (test_pp_format): Remove the test for %p.
18958 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
18960 * config/mips/mips.c (mips_output_jump): Fix formatting.
18962 2016-06-09 Richard Biener <rguenther@suse.de>
18964 PR tree-optimization/71462
18965 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
18968 2016-06-09 Martin Liska <mliska@suse.cz>
18970 * predict.c (dump_prediction): Add new argument.
18971 (enum predictor_reason): New enum.
18972 (struct predictor_hash): New struct.
18973 (predictor_hash::hash): New function.
18974 (predictor_hash::equal): Likewise.
18975 (not_removed_prediction_p): New function.
18976 (prune_predictions_for_bb): Likewise.
18977 (combine_predictions_for_bb): Prune predictions.
18979 2016-06-09 Martin Liska <mliska@suse.cz>
18981 * predict.c (filter_predictions): New function.
18982 (remove_predictions_associated_with_edge): Use the filter
18984 (equal_edge_p): New function.
18986 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
18988 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
18989 Correct usage of @samp vs @option, add @samp where appropriate.
18990 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
18991 Add armv6s-m and document it, as it is no official ARM name.
18993 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18995 * ifcvt.c (struct noce_if_info): Add transform_name field.
18996 (noce_try_move): Set if_info->transform_name to the function name.
18997 (noce_try_ifelse_collapse): Likewise.
18998 (noce_try_store_flag): Likewise.
18999 (noce_try_inverse_constants): Likewise.
19000 (noce_try_store_flag_constants): Likewise.
19001 (noce_try_addcc): Likewise.
19002 (noce_try_store_flag_mask): Likewise.
19003 (noce_try_cmove): Likewise.
19004 (noce_try_cmove_arith): Likewise.
19005 (noce_try_minmax): Likewise.
19006 (noce_try_abs): Likewise.
19007 (noce_try_sign_mask): Likewise.
19008 (noce_try_bitop): Likewise.
19009 (noce_convert_multiple_sets): Likewise.
19010 (noce_process_if_block): Print if_info->transform_name to
19011 dump_file if transformation succeeded.
19013 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19015 * config/arm/cortex-a57.md (cortex_a57_alu):
19018 2016-06-08 Martin Sebor <msebor@redhat.com>
19019 Jakub Jelinek <jakub@redhat.com>
19023 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
19024 BUILT_IN_MUL_OVERFLOW_P): New builtins.
19025 * builtins.c: Include gimple-fold.h.
19026 (fold_builtin_arith_overflow): Handle
19027 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
19028 (fold_builtin_3): Likewise.
19029 * doc/extend.texi (Integer Overflow Builtins): Document
19030 __builtin_{add,sub,mul}_overflow_p.
19032 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
19034 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
19035 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
19037 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
19039 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
19040 Rewrite, looking one level down for records and arrays.
19042 2016-06-08 David Malcolm <dmalcolm@redhat.com>
19044 * pretty-print.c: Include "selftest.h".
19045 (pp_format): Fix comment.
19046 (identifier_to_locale): Likewise.
19047 (selftest::test_basic_printing): New function.
19048 (selftest::assert_pp_format): New function.
19049 (selftest::test_pp_format): New function.
19050 (selftest::pretty_print_c_tests): New function.
19051 * selftest-run-tests.c (selftest::run_tests): Call
19052 selftest::pretty_print_c_tests.
19053 * selftest.h (pretty_print_c_tests): New declaration.
19055 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19057 * invoke.texi (max-loop-headers-insns): Document.
19058 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
19059 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
19060 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
19062 2016-06-08 Richard Biener <rguenther@suse.de>
19064 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
19065 on strided SLP loads and fall back to scalar loads in case
19066 we can't chunk them.
19068 2016-06-08 Richard Biener <rguenther@suse.de>
19070 PR tree-optimization/71452
19071 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
19072 type used for the SSA rewrite has enough precision to cover
19073 the dynamic type of the location.
19075 2016-06-08 Jakub Jelinek <jakub@redhat.com>
19076 Richard Biener <rguenther@suse.de>
19079 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
19080 the same as DECL_P (base0) for indirect_base0. Use equality_code
19081 in one further place.
19083 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
19085 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
19086 to one word if the field is known to overlap other words.
19087 (extract_bit_field_1): Likewise.
19088 (store_split_bit_field): Remove compensating code.
19089 (extract_split_bit_field): Likewise.
19091 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
19095 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
19097 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19099 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
19101 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
19102 (arch64_addpv4sf): Delete.
19103 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
19104 "gen_aarch64_addpv4sf".
19105 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
19107 (vpadds_f32): Likewise.
19108 (vpaddq_f32): Likewise.
19109 (vpaddq_f64): Likewise.
19111 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19113 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
19115 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
19116 to VALLF. Rename to "fabd<mode>3".
19117 "*fabd_scalar<mode>3): Delete.
19118 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
19120 (vabdd_f64): Likewise.
19121 (vabd_f32): Likewise.
19122 (vabd_f64): Likewise.
19123 (vabdq_f32): Likewise.
19124 (vabdq_f64): Likewise.
19126 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19128 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
19130 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
19131 "aarch64_rsqrts<mode>".
19132 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
19133 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
19135 (vrsqrtsd_f64): Likewise.
19136 (vrsqrts_f32): Likewise.
19137 (vrsqrts_f64): Likewise.
19138 (vrsqrtsq_f32): Likewise.
19139 (vrsqrtsq_f64): Likewise.
19141 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19143 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
19145 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
19146 "aarch64_rsqrte<mode>".
19147 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
19148 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
19150 (vrsqrted_f64): Likewise.
19151 (vrsqrte_f32): Likewise.
19152 (vrsqrte_f64): Likewise.
19153 (vrsqrteq_f32): Likewise.
19154 (vrsqrteq_f64): Likewise.
19156 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19158 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
19160 (fcvtzs): Likewise.
19161 (fcvtzu): Likewise.
19162 * config/aarch64/aarch64-simd.md
19163 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
19164 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
19165 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
19167 (vcvt_n_f32_u32): Likewise.
19168 (vcvt_n_s32_f32): Likewise.
19169 (vcvt_n_u32_f32): Likewise.
19170 (vcvtq_n_f32_s32): Likewise.
19171 (vcvtq_n_f32_u32): Likewise.
19172 (vcvtq_n_f64_s64): Likewise.
19173 (vcvtq_n_f64_u64): Likewise.
19174 (vcvtq_n_s32_f32): Likewise.
19175 (vcvtq_n_s64_f64): Likewise.
19176 (vcvtq_n_u32_f32): Likewise.
19177 (vcvtq_n_u64_f64): Likewise.
19178 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
19179 (VSDQ_SDI): Likewise.
19180 (fcvt_target): Support V4DI, V4SI and V2SI.
19181 (FCVT_TARGET): Likewise.
19183 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19185 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19186 (TYPES_BINOP_SUS): Likewise.
19187 (aarch64_simd_builtin_data): Update include file name.
19188 (aarch64_builtins): Likewise.
19189 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19190 for conversion between scalar float-point and fixed-point.
19192 (fcvtzs): Likewise.
19193 (fcvtzu): Likewise.
19194 * config/aarch64/aarch64.md
19195 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19196 pattern for conversion between scalar float to fixed-pointer.
19197 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19198 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19199 (UNSPEC_FCVTZU): Likewise.
19200 (UNSPEC_SCVTF): Likewise.
19201 (UNSPEC_UCVTF): Likewise.
19202 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19204 (vcvtd_n_f64_u64): Likewise.
19205 (vcvtd_n_s64_f64): Likewise.
19206 (vcvtd_n_u64_f64): Likewise.
19207 (vcvtd_n_f32_s32): Likewise.
19208 (vcvts_n_f32_u32): Likewise.
19209 (vcvtd_n_s32_f32): Likewise.
19210 (vcvts_n_u32_f32): Likewise.
19211 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19213 (FCVT_TARGET): Likewise.
19214 (FCVT_FIXED2F): New iterator.
19215 (FCVT_F2FIXED): Likewise.
19216 (fcvt_fixed_insn): New define_int_attr.
19218 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19220 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19221 some statements was removed.
19223 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19225 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19226 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19227 (vect_can_advance_ivs_p): likewise.
19228 (vect_update_ivs_after_vectorizer): likewise.
19229 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19230 (vect_analyze_scalar_cycles_1): likewise.
19231 (vect_analyze_loop_operations): likewise.
19232 (report_vect_op): likewise.
19233 (vect_is_slp_reduction): likewise.
19234 (vect_is_simple_reduction): likewise.
19235 (get_initial_def_for_induction): likewise.
19236 (vect_transform_loop): likewise.
19237 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19238 (vect_recog_sad_pattern): likewise.
19239 (vect_recog_widen_sum_pattern): likewise.
19240 (vect_recog_widening_pattern): likewise.
19241 (vect_recog_divmod_pattern): likewise.
19242 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19243 (vect_analyze_slp_instance): likewise.
19244 (vect_transform_slp_perm_load): likewise.
19245 (vect_schedule_slp_instance): likewise.
19247 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19249 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19250 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19251 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19252 (PRED_LOOP_BRANCH): Document predictor as broken.
19253 (PRED_LOOP_EXIT): Change hitrate 91->92.
19254 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19255 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19256 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19257 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19258 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19259 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19260 (PRED_CALL): Chane hitrate 71->67.
19261 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19262 (PRED_GOTO): Document as unused right now.
19263 (PRED_CONST_RETURN): Change hitrate 67->69
19264 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19265 (PRED_NULL_RETURN): Change hitrate 91->90.
19266 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19267 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19268 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19270 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
19272 * config/rs6000/altivec.h: Add __builtin_vec_mul.
19273 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
19274 special case Altivec builtin.
19275 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19276 VSX_BUILTIN_VEC_MUL (replaced with special case code).
19277 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19278 code for ALTIVEC_BUILTIN_VEC_MUL.
19279 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19280 for __builtin_vec_mul.
19282 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
19284 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
19287 2016-06-07 David Malcolm <dmalcolm@redhat.com>
19289 * spellcheck.c (selftest::test_find_closest_string): New function.
19290 (spellcheck_c_tests): Call the above.
19292 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19294 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
19296 2016-06-07 Jakub Jelinek <jakub@redhat.com>
19298 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
19299 Yv=Yv,C alternatives.
19301 2016-06-07 Richard Biener <rguenther@suse.de>
19304 * common.opt (ffast-math): Make Optimization.
19306 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
19307 Prachi Godbole <prachi.godbole@imgtec.com>
19309 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
19310 `fabs' and `fneg' type attributes.
19311 (p5600_fpu_fabs): Add `fmove' to the comment.
19313 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19315 * gimple.c: Include builtins.h
19316 (gimple_inexpensive_call_p): New function.
19317 * gimple.h (gimple_inexpensive_call_p): Declare.
19318 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
19319 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
19322 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
19324 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
19325 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
19326 warning_at_rich_loc, warning_n, pedwarn, permerror,
19327 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
19328 sorry, fatal_error, internal_error, internal_error_no_backtrace):
19331 2016-06-07 Richard Biener <rguenther@suse.de>
19333 PR tree-optimization/71428
19334 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
19335 BIT_FIELD_REF op vs. load.
19337 2016-06-07 Richard Biener <rguenther@suse.de>
19339 PR middle-end/71423
19340 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
19343 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19345 * config/pa/pa.md (call): Generate indirect long calls to non-local
19346 functions on TARGET_64BIT.
19347 (call_value): Likewise.
19349 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19351 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
19352 pattern and subsequent splitters.
19353 (call_val_reg_64bit_post_reload): Likewise.
19355 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19357 PR middle-end/71408
19358 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
19359 propagate_op_to_single_use.
19361 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19363 PR middle-end/71281
19364 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
19366 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
19368 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
19369 (enum x86_dirflag_state): New enum.
19370 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
19371 (machine_function): Remove needs_cld.
19372 (ix86_current_function_needs_cld): Remove.
19373 * config/i386/i386.c (ix86_set_func_type): Set
19374 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
19375 (ix86_expand_prologue): Do not emit CLD here.
19376 (ix86_dirflag_mode_needed): New function.
19377 (ix86_dirflag_mode_entry): Ditto.
19378 (ix86_mode_needed): Handle X86_DIRFLAG entity.
19379 (ix86_mode_after): Ditto.
19380 (ix86_mode_entry): Ditto.
19381 (ix86_mode_exit): Ditto.
19382 (ix86_emit_mode_set): Ditto.
19383 * config/i386/i386.md (strmov_singleop): Set
19384 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
19385 Do not set ix86_current_function_needs_cld.
19387 (strset_singleop): Ditto.
19389 (cmpstrnqi_nz_1): Ditto.
19390 (cmpstrnqi_1): Ditto.
19391 (strlenqi_1): Ditto.
19393 2016-06-06 Jakub Jelinek <jakub@redhat.com>
19395 PR tree-optimization/71259
19396 * tree-vect-slp.c (vect_get_constant_vectors): For
19397 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
19398 one for constant op, and use COND_EXPR for non-constant.
19400 2016-06-06 David Malcolm <dmalcolm@redhat.com>
19402 * Makefile.in (OBJS): Add function-tests.o,
19403 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
19404 selftest-run-tests.o.
19405 (OBJS-libcommon): Add selftest.o.
19406 (OBJS-libcommon-target): Add selftest.o.
19407 (all.internal): Add "selftest".
19408 (all.cross): Likewise.
19409 (selftest): New phony target.
19410 (s-selftest): New target.
19411 (selftest-gdb): New phony target.
19412 (COLLECT2_OBJS): Add selftest.o.
19413 * bitmap.c: Include "selftest.h".
19414 (selftest::test_gc_alloc): New function.
19415 (selftest::test_set_range): New function.
19416 (selftest::test_clear_bit_in_middle): New function.
19417 (selftest::test_copying): New function.
19418 (selftest::test_bitmap_single_bit_set_p): New function.
19419 (selftest::bitmap_c_tests): New function.
19420 * common.opt (fself-test): New.
19421 * diagnostic-show-locus.c: Include "selftest.h".
19422 (make_range): New function.
19423 (test_range_contains_point_for_single_point): New function.
19424 (test_range_contains_point_for_single_line): New function.
19425 (test_range_contains_point_for_multiple_lines): New function.
19426 (assert_eq): New function.
19427 (test_get_line_width_without_trailing_whitespace): New function.
19428 (selftest::diagnostic_show_locus_c_tests): New function.
19429 * et-forest.c: Include "selftest.h".
19430 (selftest::test_single_node): New function.
19431 (selftest::test_simple_tree): New function.
19432 (selftest::test_disconnected_nodes): New function.
19433 (selftest::et_forest_c_tests): New function.
19434 * fold-const.c: Include "selftest.h".
19435 (selftest::assert_binop_folds_to_const): New function.
19436 (selftest::assert_binop_folds_to_nonlvalue): New function.
19437 (selftest::test_arithmetic_folding): New function.
19438 (selftest::fold_const_c_tests): New function.
19439 * function-tests.c: New file.
19440 * gimple.c: Include "selftest.h".
19441 Include "gimple-pretty-print.h".
19442 (selftest::verify_gimple_pp): New function.
19443 (selftest::test_assign_single): New function.
19444 (selftest::test_assign_binop): New function.
19445 (selftest::test_nop_stmt): New function.
19446 (selftest::test_return_stmt): New function.
19447 (selftest::test_return_without_value): New function.
19448 (selftest::gimple_c_tests): New function.
19449 * hash-map-tests.c: New file.
19450 * hash-set-tests.c: New file.
19451 * input.c: Include "selftest.h".
19452 (selftest::assert_loceq): New function.
19453 (selftest::test_accessing_ordinary_linemaps): New function.
19454 (selftest::test_unknown_location): New function.
19455 (selftest::test_builtins): New function.
19456 (selftest::test_reading_source_line): New function.
19457 (selftest::input_c_tests): New function.
19458 * rtl-tests.c: New file.
19459 * selftest-run-tests.c: New file.
19460 * selftest.c: New file.
19461 * selftest.h: New file.
19462 * spellcheck.c: Include "selftest.h".
19463 (selftest::levenshtein_distance_unit_test_oneway): New function,
19464 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
19465 (selftest::levenshtein_distance_unit_test): Likewise.
19466 (selftest::spellcheck_c_tests): Likewise.
19467 * toplev.c: Include selftest.h.
19468 (toplev::run_self_tests): New.
19469 (toplev::main): Handle -fself-test.
19470 * toplev.h (toplev::run_self_tests): New.
19471 * tree.c: Include "selftest.h".
19472 (selftest::test_integer_constants): New function.
19473 (selftest::test_identifiers): New function.
19474 (selftest::test_labels): New function.
19475 (selftest::tree_c_tests): New function.
19476 * tree-cfg.c: Include "selftest.h".
19477 (selftest::push_fndecl): New function.
19478 (selftest::test_linear_chain): New function.
19479 (selftest::test_diamond): New function.
19480 (selftest::test_fully_connected): New function.
19481 (selftest::tree_cfg_c_tests): New function.
19482 * vec.c: Include "selftest.h".
19483 (selftest::safe_push_range): New function.
19484 (selftest::test_quick_push): New function.
19485 (selftest::test_safe_push): New function.
19486 (selftest::test_truncate): New function.
19487 (selftest::test_safe_grow_cleared): New function.
19488 (selftest::test_pop): New function.
19489 (selftest::test_safe_insert): New function.
19490 (selftest::test_ordered_remove): New function.
19491 (selftest::test_unordered_remove): New function.
19492 (selftest::test_block_remove): New function.
19493 (selftest::reverse_cmp): New function.
19494 (selftest::test_qsort): New function.
19495 (selftest::vec_c_tests): New function.c.
19496 * wide-int.cc: Include selftest.h and wide-int-print.h.
19497 (selftest::from_int <wide_int>): New function.
19498 (selftest::from_int <offset_int>): New function.
19499 (selftest::from_int <widest_int>): New function.
19500 (selftest::assert_deceq): New function.
19501 (selftest::assert_hexeq): New function.
19502 (selftest::test_printing <VALUE_TYPE>): New function template.
19503 (selftest::test_ops <VALUE_TYPE>): New function template.
19504 (selftest::test_comparisons <VALUE_TYPE>): New function template.
19505 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
19507 (selftest::wide_int_cc_tests): New function.
19509 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19511 PR middle-end/37780
19512 * ifcvt.c (noce_try_ifelse_collapse): New function.
19514 (noce_process_if_block): Call noce_try_ifelse_collapse.
19515 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
19516 (simplify_ternary_operation): Use the above to simplify
19517 conditional CLZ/CTZ expressions.
19519 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19521 PR middle-end/37780
19522 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
19523 define_insn_and_split.
19525 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19527 PR middle-end/37780
19528 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
19530 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
19533 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
19534 Implicitly clobber memory for basic asm with non-empty assembler
19535 string. Use targetm.md_asm_adjust also here.
19536 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
19537 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
19538 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
19539 non-empty assembler string.
19540 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
19541 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
19542 (decode_asm_operands): Handle basic asm in PARALLEL block.
19543 (extract_insn): Handle basic asm in PARALLEL block.
19544 * doc/extend.texi: Mention new behavior of basic asm.
19545 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
19546 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
19547 branch_needs_nop_p): Use asm_noperands.
19549 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
19551 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
19552 Include the M7 SPARC DFA scheduler.
19553 New attribute v3pipe.
19554 Annotate insns with v3pipe where appropriate.
19555 Define cpu_feature vis4.
19556 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
19557 Add (V8QI "8") to vbits.
19558 Add insns {add,sub}v8qi3
19559 Add insns ss{add,sub}v8qi3
19560 Add insns us{add,sub}{v8qi,v4hi}3
19561 Add insns {min,max}{v8qi,v4hi,v2si}3
19562 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
19563 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
19564 * config/sparc/niagara4.md: Add a comment explaining the
19565 discrepancy between the documented latenty numbers and the
19567 * config/sparc/niagara7.md: New file.
19568 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
19569 supports SPARC5 and VIS 4.0 instructions.
19570 * configure: Regenerate.
19571 * config.in: Likewise.
19572 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
19573 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
19574 TARGET_CPU_niagara7.
19575 (ASM_CPU64_DEFAULT_SPEC): Likewise.
19576 (CPP_CPU_SPEC): Handle niagara7.
19577 (ASM_CPU_SPEC): Likewise.
19578 * config/sparc/sparc-opts.h (processor_type): Add
19579 PROCESSOR_NIAGARA7.
19580 (mvis4): New option.
19581 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
19582 (AS_NIAGARA7_FLAG): Define.
19583 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
19584 (CPP_CPU64_DEFAULT_SPEC): Likewise.
19585 (CPP_CPU_SPEC): Handle niagara7.
19586 (ASM_CPU_SPEC): Likewise.
19587 * config/sparc/sparc.c (niagara7_costs): Define.
19588 (sparc_option_override): Handle niagara7 and adjust cache-related
19589 parameters with better values for niagara cpus. Also support VIS4.
19590 (sparc32_initialize_trampoline): Likewise.
19591 (sparc_use_sched_lookahead): Likewise.
19592 (sparc_issue_rate): Likewise.
19593 (sparc_register_move_cost): Likewise.
19594 (dump_target_flag_bits): Support VIS4.
19595 (sparc_vis_init_builtins): Likewise.
19596 (sparc_builtins): Likewise.
19597 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
19599 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
19601 * config/sparc/sparc.opt (sparc_processor_type): New value
19603 * config/sparc/visintrin.h (__attribute__): Prototypes for the
19605 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
19607 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
19610 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
19612 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
19614 2016-06-06 Richard Biener <rguenther@suse.de>
19616 PR tree-optimization/71398
19617 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
19620 2016-06-05 James Bowman <james.bowman@ftdichip.com>
19622 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
19623 ft32_expand_prolog, ft32_expand_epilogue):
19624 Handle pretend_args.
19625 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
19626 * config/ft32/ft32.md: Add pretend_returner.
19628 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
19631 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19632 Copy op1 RTX to avoid invalid sharing.
19633 (ix86_expand_vector_move_misalign): Ditto.
19635 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
19637 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
19640 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19642 * predict.c (predicted_by_loop_heuristics_p): New function.
19643 (predict_iv_comparison): Use it.
19644 (predict_loops): Walk from innermost loops; do not predict edges
19645 leaving multiple loops multiple times; implement
19646 PRED_LOOP_ITERATIONS_MAX heuristics.
19647 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
19649 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19651 * cfg.c (check_bb_profile): Do not report mismatched profiles when
19652 only edges out of BB are EH edges.
19654 2016-06-04 Martin Sebor <msebor@redhat.com>
19655 Marcin Baczyński <marbacz@gmail.com>
19658 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
19659 a void expression in a void function.
19661 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19663 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
19664 aux; dump reasons of decisions.
19665 (should_duplicate_loop_header_p): Likewise.
19666 (do_while_loop_p): Likewise.
19667 (ch_base::copy_headers): Dump asi num insns duplicated.
19669 2016-06-04 Jakub Jelinek <jakub@redhat.com>
19671 PR tree-optimization/71405
19672 * tree-ssa.c (execute_update_addresses_taken): For clobber with
19673 incompatible type, build a new clobber with the right type instead
19674 of building a VIEW_CONVERT_EXPR around it.
19676 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19678 PR tree-optimization/52171
19679 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
19680 by_pieces_ninsns instead of move_by_pieces_ninsns.
19682 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19684 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
19685 for reg+reg addressing mode.
19687 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19689 * rs6000-c.c (c/c-tree.h): Add #include.
19690 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
19691 in C++ when found in the base position of vec_ld or vec_st.
19693 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19695 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
19696 use of profile unless profile status is PROFILE_READ.
19697 * profile.c (compute_branch_probabilities): Set profile status
19698 only after reporting predictor hitrates.
19700 2016-06-03 Joseph Myers <joseph@codesourcery.com>
19704 * common.opt (ffp-int-builtin-inexact): New option.
19705 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
19706 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
19707 (ceil@var{m}2): Document dependence on this option.
19708 * ipa-inline-transform.c (inline_call): Handle
19709 flag_fp_int_builtin_inexact.
19710 * ipa-inline.c (can_inline_edge_p): Likewise.
19711 * config/i386/i386.md (rintxf2): Do not test
19712 flag_unsafe_math_optimizations.
19713 (rint<mode>2_frndint): New define_insn.
19714 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
19715 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
19716 for 387 instead of extending and truncating.
19717 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
19718 !flag_trapping_math instead of flag_unsafe_math_optimizations.
19719 Change to frndint<mode>2_<rounding>.
19720 (frndintxf2_<rounding>_i387): Likewise. Change to
19721 frndint<mode>2_<rounding>_i387.
19722 (<rounding_insn>xf2): Likewise.
19723 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
19724 !flag_trapping_math instead of flag_unsafe_math_optimizations for
19725 x87. Test TARGET_ROUND || !flag_trapping_math ||
19726 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
19727 SSE. Use ROUND_NO_EXC in constant operand of
19728 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
19729 for 387 instead of extending and truncating.
19731 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
19732 Julia Koval <julia.koval@intel.com>
19744 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
19745 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
19746 all registers, except for function return registers if there are
19747 no caller-saved registers.
19748 (ix86_set_func_type): New function.
19749 (ix86_set_current_function): Call ix86_set_func_type to set
19750 no_caller_saved_registers and func_type. Call reinit_regs if
19751 caller-saved registers are changed. Don't allow MPX, SSE, MMX
19752 nor x87 instructions in interrupt handler nor function with
19753 no_caller_saved_registers attribute.
19754 (ix86_function_ok_for_sibcall): Return false if there are no
19755 caller-saved registers.
19756 (type_natural_mode): Don't warn ABI change for MMX in interrupt
19758 (ix86_function_arg_advance): Skip for callee in interrupt handler.
19759 (ix86_function_arg): Return special arguments in interrupt handler.
19760 (ix86_promote_function_mode): Promote pointer to word_mode only
19761 for normal functions.
19762 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
19764 (ix86_epilogue_uses): New function.
19765 (ix86_hard_regno_scratch_ok): Likewise.
19766 (ix86_save_reg): Preserve all registers in interrupt handler
19767 after reload. Preserve all registers, except for function return
19768 registers, if there are no caller-saved registers after reload.
19769 (find_drap_reg): Always use callee-saved register if there are
19770 no caller-saved registers.
19771 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
19772 for interrupt handler.
19773 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
19774 Emit cld instruction if stringops are used in interrupt handler
19775 or interrupt handler isn't a leaf function.
19776 (ix86_expand_epilogue): Generate interrupt return for interrupt
19777 handler and pop the 'ERROR_CODE' off the stack before interrupt
19778 return in exception handler.
19779 (ix86_expand_call): Disallow calling interrupt handler directly.
19780 If there are no caller-saved registers, mark all registers that
19781 are clobbered by the call which returns as clobbered.
19782 (ix86_handle_no_caller_saved_registers_attribute): New function.
19783 (ix86_handle_interrupt_attribute): Likewise.
19784 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
19786 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
19787 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
19788 accumulation in interrupt function if stack may be realigned to
19790 (EPILOGUE_USES): New.
19791 (function_type): New enum.
19792 (machine_function): Add func_type and no_caller_saved_registers.
19793 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
19794 (interrupt_return): New pattern.
19795 * doc/extend.texi: Document x86 interrupt and
19796 no_caller_saved_registers attributes.
19798 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
19800 PR tree-optimization/52171
19801 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
19802 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
19803 Look for constant strings. Move some code to emit_block_cmp_hints
19805 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
19806 * defaults.h (COMPARE_MAX_PIECES): New macro.
19807 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
19808 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
19809 (clear_by_pieces_1): Don't declare. Move definition before use.
19810 (can_do_by_pieces): New static function.
19811 (can_move_by_pieces): Use it. Return bool.
19812 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
19813 OP. All callers changed. Handle COMPARE_BY_PIECES.
19814 (class pieces_addr); New.
19815 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
19816 pieces_addr::adjust, pieces_addr::increment_address,
19817 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
19819 (class op_by_pieces_d): New.
19820 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
19822 (class move_by_pieces_d, class compare_by_pieces_d,
19823 class store_by_pieces_d): New subclasses of op_by_pieces_d.
19824 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
19825 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
19826 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
19827 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
19828 compare_by_pieces_d::finish_mode): New member functions.
19829 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
19831 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
19832 (emit_block_cmp_hints): New function.
19833 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
19834 use the newly defined classes.
19835 * expr.h (by_pieces_constfn): New typedef.
19836 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
19837 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
19838 (move_by_pieces_ninsns): Don't declare.
19839 (can_move_by_pieces): Change return value to bool.
19840 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
19841 (compare_by_pieces_branch_ratio): New hook.
19842 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
19843 (by_pieces_ninsns): Declare.
19844 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
19846 (default_compare_by_pieces_branch_ratio): New function.
19847 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
19848 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
19849 * doc/tm.texi: Regenerate.
19850 * tree-ssa-strlen.c: Include "builtins.h".
19851 (handle_builtin_memcmp): New static function.
19852 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
19853 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
19855 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19857 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
19858 relevant stmts which are simple and invariant.
19859 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
19860 instead of simple and invariant
19862 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19864 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
19865 (vectorizable_reduction): Check for new relevant state.
19866 (vectorizable_live_operation): vectorize live stmts using
19867 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
19868 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
19869 (vect_stmt_relevant_p): Check for stmts which are only used live.
19870 (process_use): Use of a stmt does not inherit it's live value.
19871 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
19872 (vect_analyze_stmt): Check for new relevant state.
19873 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
19874 outside the loop, but not inside it.
19876 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19878 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
19879 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
19880 (vect_get_vec_def_for_operand): Split out code.
19882 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
19884 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
19886 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19888 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
19890 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19892 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
19894 2016-06-03 Jakub Jelinek <jakub@redhat.com>
19896 PR middle-end/71387
19897 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
19898 to noreturn e->callee->decl that has void return type and void
19899 arguments, adjust gimple_call_fntype and remove lhs even if it had
19900 previously addressable type.
19902 2016-06-02 Jeff Law <law@redhat.com>
19904 PR tree-optimization/71328
19905 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
19906 error when checking for a jump back onto the copied path.
19908 2016-06-02 David Malcolm <dmalcolm@redhat.com>
19910 * config/microblaze/microblaze.c (get_branch_target): Add return
19911 NULL_RTX for the non-CALL_P case.
19912 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
19913 (insert_wic): Remove unused local "j".
19915 2016-06-02 Martin Liska <mliska@suse.cz>
19917 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
19919 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
19920 Julia Koval <julia.koval@intel.com>
19922 * function.c (assign_parm_setup_stack): Force source into a
19923 register if needed.
19924 * target.def (function_incoming_arg): Update documentation to
19925 allow arbitrary address computation based on hard register.
19926 * doc/tm.texi: Regenerated.
19928 2016-06-02 Martin Liska <mliska@suse.cz>
19930 * predict.c (combine_predictions_for_bb): Fix first match in
19931 cases where a first predictor contains more than one occurence
19932 in list of predictors. Take the best value in such case.
19934 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19936 PR rtl-optimization/71295
19937 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
19938 offset would go over the size of the inner mode reject it.
19940 2016-06-02 Jakub Jelinek <jakub@redhat.com>
19942 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
19943 x=x,x and v=v,m instead of x=x,m.
19945 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
19946 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
19947 alternative to v=rm,C.
19949 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
19950 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
19951 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
19952 instead of vex for the last two above mentioned alternatives.
19954 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19957 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
19959 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
19961 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
19963 2016-06-01 David Malcolm <dmalcolm@redhat.com>
19965 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
19966 from int to unsigned.
19968 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19970 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
19971 alternatives, eliminating preferred register class. Add support
19972 for the MTVSRDD instruction in ISA 3.0.
19973 (vsx_splat_v4si_internal): Use splat_input_operand instead of
19974 reg_or_indexed_operand.
19975 (vsx_splat_v4sf_internal): Likewise.
19977 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
19980 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
19981 for loading up all 0's or all 1's.
19983 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
19985 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
19987 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
19989 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
19991 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
19992 * gcc.c (set_source_date_epoch_envvar): New function, sets
19993 the SOURCE_DATE_EPOCH environment variable to the current time.
19995 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
19997 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
19998 the factor for live Phi nodes.
20000 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20002 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
20003 * tree-parloops.c (parallelize_loops): likewise.
20004 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
20005 tree_unswitch_outer_loop): likewise.
20007 2016-06-01 Jakub Jelinek <jakub@redhat.com>
20009 PR middle-end/71371
20010 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
20011 around creation of the temporary.
20013 2016-06-01 Richard Biener <rguenther@suse.de>
20015 PR tree-optimization/71366
20016 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
20017 (unloop_loops): Move removing edges here ...
20018 (try_unroll_loop_completely): ... from here.
20019 (try_peel_loop): ... and here.
20020 (tree_unroll_loops_completely_1): Track parent loops via
20021 bitmap of header BBs.
20022 (tree_unroll_loops_completely): Adjust for that.
20024 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
20026 * config/rs6000/altivec.h (vec_slv): New macro.
20027 (vec_srv): New macro.
20028 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
20029 (UNSPEC_VSRV): New value.
20032 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
20033 (vsrv): New builtin definition.
20034 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
20035 define argument types for new builtin.
20036 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
20038 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
20041 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
20042 Jocelyn Mayer <l_indien@magic.fr>
20045 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
20046 detect processor family for signature_CENTAUR_ebx.
20047 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
20048 signature_CENTAUR_ebx.
20049 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
20050 <default>: Pass x86-64 for has_longmode.
20052 2016-06-01 Nathan Sidwell <nathan@acm.org>
20054 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
20057 2016-06-01 Richard Biener <rguenther@suse.de>
20059 PR tree-optimization/71261
20060 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
20061 of stmts successfully put in the bool pattern. Remove
20062 single-use restriction.
20063 (adjust_bool_pattern_cast): Add cast at the use site via the
20064 pattern def sequence.
20065 (adjust_bool_pattern): Remove recursion, maintain a hash-map
20066 of patterned defs. Use the pattern def seqence instead of
20067 multiple independent patterns.
20068 (sort_after_uid): New qsort compare function.
20069 (adjust_bool_stmts): New function to process stmts in the bool
20070 pattern in IL order.
20071 (vect_recog_bool_pattern): Adjust.
20072 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
20073 (ifcvt_walk_pattern_tree): Likewise.
20074 (stmt_is_root_of_bool_pattern): Likewise.
20075 (ifcvt_repair_bool_pattern): Likewise.
20076 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
20078 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20080 * loop-unroll.c (decide_unroll_constant_iterations,
20081 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
20082 likely upper bounds.
20083 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
20085 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
20087 * tree-core.h (enum omp_clause_code): Remove
20088 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
20090 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20092 * config/arm/sync.md (arm_store_exclusive<mode>):
20093 Use 'H' output modifier on operands[2] rather than creating a new
20094 entry in out-of-bounds memory of the operands array.
20095 (arm_store_release_exclusivedi): Likewise.
20097 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20099 * config/arm/arm.c (arm_fusion_enabled_p): New function.
20100 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
20101 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
20102 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20104 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20106 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
20107 into account live statements for mask producers.
20109 2016-06-01 Richard Biener <rguenther@suse.de>
20111 PR tree-optimization/71311
20112 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
20113 restrict to non-INTEGER_CST @0.
20115 2016-06-01 Richard Biener <rguenther@suse.de>
20117 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
20118 (relational patterns): Use :c to avoid pattern duplications.
20120 2016-06-01 Richard Biener <rguenther@suse.de>
20122 * genmatch.c (comparison_code_p): New predicate.
20123 (swap_tree_comparison): New function.
20124 (commutate): Add for_vec parameter to append new for entries.
20125 Support commutating relational operators by swapping it alongside
20127 (lower_commutative): Adjust.
20128 (dt_simplify::gen): Do not pass artificial operators to gen
20130 (decision_tree::gen): Do not add artificial operators as parameters.
20131 (parser::parse_expr): Verify operator commutativity when :c is
20132 applied. Allow :C to override this.
20133 * match.pd: Adjust patterns to use :C instead of :c where required.
20135 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
20137 PR tree-optimization/71077
20138 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
20139 the combining step, use boolean_false_node and boolean_true_node
20140 as the designated false/true return values.
20142 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20144 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
20145 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
20146 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
20149 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20151 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
20152 of flags impliying the register renaming.
20153 * toplev.c (process_options): Do not imply flag_rename_registers with
20156 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20158 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
20159 default implementation.
20161 2016-05-31 Nathan Sidwell <nathan@acm.org>
20163 * dwarf2out.c (cur_line_info_table): Add GTY marker.
20165 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20167 * config/sh/constraints.md (b): Remove constraint.
20168 * config/sh/predicates.md (arith_reg_operand): Remove
20170 * config/sh/sh-modes.def (PDI): Remove.
20171 * config/sh/sh.c (sh_target_reg_class,
20172 sh_optimize_target_register_callee_saved): Remove functions.
20173 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
20174 (sh_expand_epilogue): Update comment.
20175 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
20176 sh_secondary_reload): Remove TARGET_REGS related code.
20177 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
20178 TARGET_REGISTER_P): Remove macros.
20179 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
20180 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20181 TR1_REG, TR2_REG): Remove constants.
20182 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20184 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20186 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20187 define_expand patterns.
20188 (adddi3_compact): Rename to adddi3.
20189 (subdi3_compact): Rename to subdi3.
20190 (*negdi2): Rename to negdi2.
20191 (*abs<mode>2): Rename to abs<mode>2.
20193 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20195 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20196 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20197 (atomic_sub_fetchsi): ... this new pattern.
20198 (mvtc): Add CC_REG clobber.
20200 2016-05-31 Marek Polacek <polacek@redhat.com>
20202 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20204 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20206 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20207 aarch64_fusion_enabled_p to check for fusion capabilities.
20209 2016-05-31 Richard Biener <rguenther@suse.de>
20211 PR tree-optimization/71352
20212 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20213 minus one and a negate.
20215 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20217 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20218 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20220 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20221 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20222 Remove use of aarch64_simd_attr_length_move, set length attribute
20224 (*aarch64_be_movoi): Likewise.
20225 (*aarch64_be_movci): Likewise.
20226 (*aarch64_be_movxi): Likewise.
20228 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20230 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20231 It no longer does that.
20232 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20234 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20236 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20237 attribute __unused__.
20239 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20241 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20242 * config/arm/arm.c (arm_arch_thumb1): Define.
20243 (arm_option_override): Initialize arm_arch_thumb1.
20244 * config/arm/arm.h (arm_arch_thumb1): Declare.
20245 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20246 support Thumb-1 ISA.
20248 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20251 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20252 `Yv' for scalar operand.
20254 2016-05-31 Tom de Vries <tom@codesourcery.com>
20256 PR tree-optimization/69068
20257 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20258 phis with more than two args.
20260 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20262 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20263 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20266 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20268 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20270 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20272 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
20273 cpu_32, cpu_64, tune_32 and tune_64.
20274 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
20276 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
20278 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
20280 2016-05-30 Andi Kleen <ak@linux.intel.com>
20282 * auto-profile.c (read_profile): Replace asserts with errors
20283 when file does not exist.
20284 * gcov-io.c (gcov_read_words): Dito.
20286 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20288 * tree-cfg.c (print_loop): Print likely upper bounds.
20290 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20292 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
20293 * opts.c (default_options): Enable peel loops at -O3.
20294 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
20295 (try_peel_loop): Do not re-peel already peeled loops;
20296 use likely upper bounds; fix profile updating.
20297 (pass_complete_unroll::execute): Initialize peeled_loops.
20299 2016-05-30 Martin Liska <mliska@suse.cz>
20301 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
20302 computed costs by frequency of BB they belong to.
20303 (get_scaled_computation_cost_at): New function.
20305 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
20306 Marc Glisse <marc.glisse@inria.fr>
20308 PR tree-optimization/71289
20309 * match.pd (-1 / B < A, A > -1 / B): New transformations.
20311 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20313 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
20315 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20317 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
20318 for peeled copies; avoid underflow when updating estimates; correctly
20319 scale loop profile.
20321 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20323 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
20324 r236875. Corrected oe3 to oe2 as obvious.
20326 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20328 PR middle-end/71269
20329 PR middle-end/71252
20330 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
20331 that inserted stmt will not dominate stmts that defines its operand.
20332 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
20333 (rewrite_expr_tree_parallel): Likewise.
20335 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20337 PR middle-end/71252
20338 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
20339 all fields including stmt_to_insert are swapped.
20341 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20343 * predict.h (force_edge_cold): Declare.
20344 * predict.c (force_edge_cold): New function.
20345 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
20347 (canonicalize_loop_induction_variables): Fix formating.
20349 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
20351 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
20352 (visium_expand_copysign): Use gen_int_mode directly.
20353 (visium_compute_frame_size): Minor tweaks.
20355 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20357 * tree-vect-loop.c (vect_analyze_loop_2): Use
20358 likely_max_stmt_executions_int.
20360 2016-05-30 Tom de Vries <tom@codesourcery.com>
20362 PR tree-optimization/69067
20363 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
20365 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
20368 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
20369 New peepholes to remove unneeded fild/fistp pairs.
20370 (define_peephole2 atomic_loaddi_fpu): Ditto.
20372 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20374 * predict.c (maybe_hot_frequency_p): Avoid division.
20376 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
20378 * doc/install.texi: Use https for shop.fsf.org.
20380 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20382 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
20383 likely_max_stmt_executions_int.
20385 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20387 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
20388 likely_max_stmt_executions_int.
20390 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20392 * profile.c (compute_branch_probabilities): Do not report hitrates
20394 (branch_prob): Report hitrates here.
20395 * predict.c (gimple_predict_edge): Do not assert profile status;
20396 fix formatting issues.
20398 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20400 * predict.c (edge_predicted_by_p): New function.
20401 (predict_paths_for_bb): Do not put multiple predictions of the same type
20404 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20406 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
20409 2016-05-28 Alan Modra <amodra@gmail.com>
20411 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
20413 2016-05-28 Alan Modra <amodra@gmail.com>
20415 PR rtl-optimization/71275
20416 * ira.c (ira): Free dominance info.
20418 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
20420 * doc/sourcebuild.texi: New address for upstream Go repository.
20422 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
20424 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
20425 (TARGET_ARM_V7M): Likewise.
20427 2016-05-26 Jeff Law <law@redhat.com>
20429 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
20430 (thread_across_edge): Remove calls to find_jump_threads_backwards.
20431 * passes.def: Add jump threading passes before DOM/VRP.
20432 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
20433 argument to a basic block from an edge. Remove tests which are
20435 (pass_data_thread_jumps, class pass_thread_jumps): New.
20436 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
20437 (make_pass_thread_jumps): Likewise.
20438 * tree-pass.h (make_pass_thread_jumps): Declare.
20440 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
20442 * config/visium/visium-protos.h (split_double_move): Rename into...
20443 (visium_split_double_move): ...this.
20444 (visium_split_double_add): Declare.
20445 * config/visium/visium.c (split_double_move): Rename into...
20446 (visium_split_double_move): ...this.
20447 (visium_split_double_add): New function.
20448 (visium_expand_copysign): Renumber operands for consistency.
20449 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
20450 (DFmode move splitter): Likewise.
20451 (*addi3_insn): Split by means of visium_split_double_add.
20452 (*adddi3_insn_flags): Delete.
20453 (*plus_plus_sltu<subst_arith>): New insn.
20454 (*subdi3_insn): Split by means of visium_split_double_add.
20455 (subdi3_insn_flags): Delete.
20456 (*minus_minus_sltu<subst_arith>): New insn.
20457 (*negdi2_insn): Split by means of visium_split_double_add.
20458 (*negdi2_insn_flags): Delete.
20460 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
20462 * configure.ac: Treat a --with-headers option without argument
20463 the same as the default (i.e. consult sys-include directory).
20464 * configure: Regenerate.
20466 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20468 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
20469 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
20471 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
20472 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20474 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20477 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
20478 tree-stdarg analysis results.
20479 (aarch64_setup_incoming_varargs): Likewise.
20481 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20483 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
20484 va_list_gpr_counter_field and va_list_fpr_counter_field.
20486 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
20489 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
20490 * config/aarch64/aarch64.c
20491 (aarch64_cannot_change_mode_class): Remove function.
20492 * config/aarch64/aarch64-protos.h
20493 (aarch64_cannot_change_mode_class): Remove.
20495 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20497 * cfgloop.c (record_niter_bound): Record likely upper bounds.
20498 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
20499 get_likely_max_loop_iterations_int): New.
20500 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
20501 any_likely_upper_bound.
20502 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
20504 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
20505 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
20507 (unroll_loop_constant_iterations): Likewise.
20508 (unroll_loop_runtime_iterations): Likewise.
20509 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
20510 * lto-streamer-out.c (output_cfg): Likewise.
20511 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
20513 (canonicalize_loop_induction_variables): Dump likely upper bounds.
20514 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
20515 (likely_max_loop_iterations): New.
20516 (likely_max_loop_iterations_int): New.
20517 (likely_max_stmt_executions): New.
20518 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
20519 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
20520 likely_max_stmt_executions): Declare.
20522 2016-05-27 Marek Polacek <polacek@redhat.com>
20524 PR middle-end/71308
20525 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
20527 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20529 * config/s390/s390.md (2x risbg splitters): Use
20530 reg_overlap_mentioned_p instead of rtx_equal_p.
20532 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
20534 * combine.c (make_compound_operation): Take known zero bits into
20535 account when checking for possible zero_extend.
20537 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20539 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
20540 Use const_int_operand for operand 2 predicate. Simplify expand code
20543 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
20545 PR middle-end/71279
20546 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
20549 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20551 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
20552 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
20553 that returns CC_SESWPmode and CC_ZESWPmode.
20554 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
20556 (aarch64_rtx_costs): Likewise.
20558 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
20560 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
20561 for ISA 3.0 min/max support.
20562 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
20563 conditional move support.
20564 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
20565 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
20567 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
20568 conditional moves where the comparison type is different from move
20570 (fp_minmax): New code iterator for smin/smax.
20571 (minmax): New code attributes for min/max.
20572 (SMINMAX): Likewise.
20573 (smax<mode>3): Combine min, max insns into one insn using the
20574 fp_minmax code iterator. Add support for ISA 3.0 min/max
20575 instructions that don't need -ffast-math.
20576 (s<minmax><mode>3): Likewise.
20577 (smax<mode>3_vsx): Likewise.
20578 (smin<mode>3): Likewise.
20579 (s<minmax><mode>3_vsx): Likewise.
20580 (smin<mode>3_vsx): Likewise.
20581 (pre-VSX min/max splitters): Likewise.
20582 (s<minmax><mode>3_fpr): Likewise.
20583 (movsfcc): Rewrite floating point conditional moves to combine
20584 SFmode/DFmode into a single insn.
20585 (mov<mode>cc): Likewise.
20586 (movdfcc): Likewise.
20587 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
20588 SFDF2 iterators to handle all combinations.
20589 (fseldfsf4): Likewise.
20590 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
20591 (fseldfdf4): Likewise.
20592 (fselsfdf4): Likewise.
20593 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
20594 comparison instructions that set a 0/-1 mask, and use it for
20595 floating point conditional move via XXSEL.
20596 (fpmask<mode>): Likewise.
20597 (xxsel<mode>): Likewise.
20598 * config/rs6000/predicates.md (min_max_operator): Delete, no
20600 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
20601 instructions that generate a 0/-1 mask for use with XXSEL.
20602 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
20603 say whether floating point min/max is available, either through
20604 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
20605 (TARGET_MINMAX_DF): Likewise.
20607 2016-05-27 Alan Modra <amodra@gmail.com>
20609 PR rtl-optimization/71275
20610 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
20611 for update_equiv_regs and combine_and_move_insns.
20613 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
20615 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
20616 if_then_else or cond RTXes to calculate attribute value.
20617 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
20618 <attr "length_immediate>: Ditto.
20619 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
20620 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
20621 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
20622 <attr "type">: Ditto.
20623 <attr "prefix_data16">: Ditto.
20624 <attr "prefix_extra">: Ditto.
20625 <attr "length_immediate">: Ditto.
20626 <attr "prefix">: Ditto.
20627 (vec_set<mode>_0) <attr "isa">: Ditto.
20628 <attr "prefix_extra">: Ditto.
20629 <attr "length_immediate">: Ditto.
20630 <attr "prefix">: Ditto.
20631 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
20632 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
20633 (sse2_storelpd) <attr "prefix_data16">: Ditto.
20634 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
20635 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
20636 <attr "length_immediate">: Ditto.
20637 <attr "prefix">: Ditto.
20638 (sse2_movsd) <attr "length_immediate">: Ditto.
20639 <attr "prefix">: Ditto.
20640 (vec_concatv2df) <attr "isa">: Ditto.
20641 <attr "prefix">: Ditto.
20642 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
20643 (*vec_extractv2di_1) <attr "isa">: Ditto.
20644 <attr "type">: Ditto.
20645 <attr "length_immediate">: Ditto.
20646 <attr "prefix_rex">: Ditto.
20647 <attr "prefix_extra">: Ditto.
20648 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
20649 <attr "prefix_extra">: Ditto.
20650 <attr "length_immediate">: Ditto.
20651 (vec_concatv2di) <attr "isa">: Ditto.
20652 <attr "prefix_extra">: Ditto.
20653 <attr "length_immediate">: Ditto.
20654 <attr "prefix">: Ditto.
20656 2016-05-26 Martin Liska <mliska@suse.cz>
20658 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
20660 (operator+): Likewise.
20661 (operator-): Likewise.
20662 (comp_cost::operator+=): Likewise.
20663 (comp_cost::operator-=): Likewise.
20664 (comp_cost::operator/=): Likewise.
20665 (comp_cost::operator*=): Likewise.
20666 (operator<): Likewise.
20667 (operator==): Likewise.
20668 (operator<=): Likewise.
20669 (new_cost): Remove.
20670 (infinite_cost_p): Likewise.
20671 (add_costs): Likewise.
20672 (sub_costs): Likewise.
20673 (compare_costs): Likewise.
20674 (set_group_iv_cost): Use the newly introduced functions.
20675 (get_address_cost): Likewise.
20676 (get_shiftadd_cost): Likewise.
20677 (force_expr_to_var_cost): Likewise.
20678 (split_address_cost): Likewise.
20679 (ptr_difference_cost): Likewise.
20680 (difference_cost): Likewise.
20681 (get_computation_cost_at): Likewise.
20682 (determine_group_iv_cost_generic): Likewise.
20683 (determine_group_iv_cost_address): Likewise.
20684 (determine_group_iv_cost_cond): Likewise.
20685 (autoinc_possible_for_pair): Likewise.
20686 (determine_group_iv_costs): Likewise.
20687 (cheaper_cost_pair): Likewise.
20688 (iv_ca_recount_cost): Likewise.
20689 (iv_ca_set_no_cp): Likewise.
20690 (iv_ca_set_cp): Likewise.
20691 (iv_ca_cost): Likewise.
20692 (iv_ca_new): Likewise.
20693 (iv_ca_dump): Likewise.
20694 (iv_ca_narrow): Likewise.
20695 (iv_ca_prune): Likewise.
20696 (iv_ca_replace): Likewise.
20697 (try_add_cand_for): Likewise.
20698 (try_improve_iv_set): Likewise.
20699 (find_optimal_iv_set): Likewise.
20701 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
20703 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
20704 that internal functions will clobber all caller-saved registers.
20706 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20708 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
20709 Return a better case_values_threshold when optimizing.
20711 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20713 * config/aarch64/aarch64-simd.md (aarch64_combinez):
20714 Add ? to integer variant.
20715 (aarch64_combinez_be): Likewise.
20717 2016-05-26 Jakub Jelinek <jakub@redhat.com>
20719 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
20720 instead of x constraint.
20721 (vcvtps2ph256<mask_name>): Likewise.
20723 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
20724 alternative. Formatting fix.
20726 * config/i386/sse.md
20727 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
20729 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
20730 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
20731 maybe_evex prefix instead of vex.
20732 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
20733 EXT_REX_SSE_REG_P (op0) case in the splitter.
20735 2016-05-25 Jeff Law <law@redhat.com>
20737 PR tree-optimization/71272
20738 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
20739 Update comments. Add test for empty path.
20741 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
20743 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
20744 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
20745 special case builtin.
20746 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20747 code for ALTIVEC_BUILTIN_VEC_CMPNE.
20748 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20749 for __builtin_vec_cmpne.
20751 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
20753 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
20754 redundant test and bail out if the type of the new operand is not
20755 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
20757 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20759 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
20760 (x_ix86_target_flags_explicit): Remove.
20761 * config/i386/i386.c (ix86_function_specific_save): Do not copy
20762 x_ix86_target_flags_explicit.
20763 (ix86_function_specific_restore): Ditto.
20765 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20766 H.J. Lu <hongjiu.lu@intel.com>
20769 * common/config/i386/i386-common.c
20770 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
20771 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
20772 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
20773 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
20774 (-mgeneral-regs-only): Add new option.
20775 * config/i386/i386.c (ix86_option_override_internal): Don't enable
20776 x87 instructions if only general registers are allowed.
20777 (ix86_target_string): Add ix86_flags argument. Handle additional
20778 flags options through ix86_flags argument. Update all callers.
20779 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
20781 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20783 PR rtl-optimization/66940
20784 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
20785 decrementing desired_val will not overflow before performing these
20788 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
20790 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
20791 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
20792 * config/i386/i386.c (enum ix86_builtins): Add
20793 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
20794 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
20795 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
20796 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
20797 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
20798 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
20799 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
20800 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
20801 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
20802 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
20803 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
20804 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
20805 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
20806 __builtin_ia32_cvtps2dq512_mask.
20807 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
20808 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
20809 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
20810 * config/i386/sse.md
20811 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
20813 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
20814 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
20816 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
20817 (avx512f_vec_pack_sfix_v8df): New define_expand.
20818 (avx512f_roundpd512): Rename to ...
20819 (avx512f_round<castmode>512): ... this. Change iterator.
20820 (avx512f_roundps512_sfix): New define_expand.
20821 (round<mode>2_sfix): Change iterator.
20823 2016-05-25 Nick Clifton <nickc@redhat.com>
20825 * config/msp430/msp430.c (msp430_attr): Produce an error if a
20826 static interrupt handler is detected.
20827 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
20828 default linker script.
20829 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
20830 the low part of a symbolic pointer.
20832 2016-05-25 Richard Biener <rguenther@suse.de>
20834 PR tree-optimization/71261
20835 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
20836 interesting stmt instead of immediate uses when looking
20837 for the use operand to replace.
20839 2016-05-25 Martin Liska <mliska@suse.cz>
20841 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
20843 2016-05-25 Richard Biener <rguenther@suse.de>
20845 PR tree-optimization/71264
20846 * tree-vect-stmts.c (vect_init_vector): Properly deal with
20849 2016-05-25 Martin Liska <mliska@suse.cz>
20851 PR tree-optimization/71239
20852 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
20853 if DECL_SIZE is NULL.
20855 2016-05-25 Richard Biener <rguenther@suse.de>
20857 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
20858 * tree-if-conv.c (pass_data_if_conversion): Use it.
20860 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20862 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
20863 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
20864 * varpool.c (varpool_node::get_availability): Likewise.
20866 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20868 * config/rs6000/altivec.md (VNEG iterator): New iterator for
20869 VNEGW/VNEGD instructions.
20870 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
20871 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
20872 support for ISA 3.0 VNEGW/VNEGD instructions.
20874 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
20876 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
20877 pointers inside OACC_DATA regions.
20878 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
20879 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
20880 (gimplify_adjust_omp_clauses): Fix typo in comment.
20882 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20884 * config/rs6000/altivec.md (VParity): New mode iterator for vector
20885 parity built-in functions.
20886 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
20888 (p9v_parity<mode>2): Likewise.
20889 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
20891 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
20892 (parity<mode>2): ISA 3.0 expander for vector parity.
20893 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
20895 (BU_P9_64BIT_MISC_0): Likewise.
20896 (BU_P9_MISC_0): Likewise.
20897 (BU_P9V_AV_1): Likewise.
20898 (BU_P9V_AV_2): Likewise.
20899 (BU_P9V_AV_3): Likewise.
20900 (BU_P9V_AV_P): Likewise.
20901 (BU_P9V_VSX_1): Likewise.
20902 (BU_P9V_OVERLOAD_1): Likewise.
20903 (BU_P9V_OVERLOAD_2): Likewise.
20904 (BU_P9V_OVERLOAD_3): Likewise.
20905 (VCTZB): Add vector count trailing zeros support.
20909 (VPRTYBD): Add vector parity support.
20910 (VPRTYBQ): Likewise.
20911 (VPRTYBW): Likewise.
20912 (VCTZ): Add overloaded vector count trailing zeros support.
20913 (VPRTYB): Add overloaded vector parity support.
20914 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20915 overloaded vector count trailing zeros and parity instructions.
20916 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
20917 vector parity support.
20918 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
20919 trailing zeros support.
20920 (vec_cntlz): Likewise.
20921 (vec_vctzb): Likewise.
20922 (vec_vctzd): Likewise.
20923 (vec_vctzh): Likewise.
20924 (vec_vctzw): Likewise.
20925 (vec_vprtyb): Add ISA 3.0 vector parity support.
20926 (vec_vprtybd): Likewise.
20927 (vec_vprtybw): Likewise.
20928 (vec_vprtybq): Likewise.
20929 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20930 the ISA 3.0 vector count trailing zeros and vector parity built-in
20933 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
20935 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
20936 when there is stmt_to_insert.
20938 2016-05-24 Martin Sebor <msebor@redhat.com>
20941 * tree.h (complete_or_array_type_p): New inline function.
20943 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20945 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
20946 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
20947 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
20949 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
20950 Limit 1st alternative to noavx isa, split 2nd alternative into one
20951 noavx and one avx alternative, use *x and Bm in the former and
20952 x and m in the latter.
20954 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
20955 of sse4 for the first alternative, drop %v from the template
20956 and d operand modifier. Split second alternative into one sse4_noavx
20957 and one avx alternative, use *x instead of *v in the former and v
20958 instead of *v in the latter.
20959 (*sse4_1_extractps): Use noavx isa instead of * for the first
20960 alternative, drop %v from the template. Split second alternative into
20961 one noavx and one avx alternative, use *x instead of *v in the
20962 former and v instead of *v in the latter.
20963 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
20964 with noavx and the last one with avx.
20965 (sse4_1_phminposuw): Guard first alternative with noavx isa,
20966 split the second one into one noavx and one avx alternative,
20967 use *x and Bm in the former and x and m in the latter one.
20968 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
20971 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
20972 first two alternatives to noavx, use *x instead of *v in the second
20973 one, add avx alternative without *.
20974 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
20975 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
20976 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
20978 2016-05-24 Jeff Law <law@redhat.com>
20980 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
20981 New function, extracted from...
20982 (fsm_find_control_statement_thread_paths): Here. Use the new function.
20983 Allow simple copies and constant initializations in the SSA chain.
20985 2016-05-24 Marek Polacek <polacek@redhat.com>
20988 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
20991 2016-05-24 Jakub Jelinek <jakub@redhat.com>
20994 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
20995 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
20996 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
20997 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
20998 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
21000 2016-05-24 Richard Biener <rguenther@suse.de>
21002 PR tree-optimization/71240
21003 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
21006 2016-05-24 Richard Biener <rguenther@suse.de>
21008 PR tree-optimization/71230
21009 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
21011 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21013 * tree-vectorizer.h (vectorizable_comparison): Delete.
21014 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
21015 PURE_SLP_STMT check.
21016 * tree-vect-stmts.c (vectorizable_call): Likewise.
21017 (vectorizable_simd_clone_call): Likewise.
21018 (vectorizable_conversion): Likewise.
21019 (vectorizable_assignment): Likewise.
21020 (vectorizable_shift): Likewise.
21021 (vectorizable_operation): Likewise.
21022 (vectorizable_load): Likewise.
21023 (vectorizable_condition): Likewise.
21024 (vectorizable_store): Likewise. Assert that we don't have
21026 (vectorizable_comparison): Make static. Remove redundant
21027 PURE_SLP_STMT check.
21028 (vect_transform_stmt): Assert that we always have an slp_node
21031 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21033 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
21034 operands[2] against 1 with comparison against CONST1_RTX.
21035 (<shift>di3_neon): Likewise.
21036 * config/arm/predicates.md (const0_operand): Replace with comparison
21037 against CONST0_RTX.
21039 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21041 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
21042 operands[2] against 1 with comparison against CONST1_RTX.
21043 (ashrdi3): Likewise.
21044 (lshrdi3): Likewise.
21045 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
21047 (ashrsi3): Likewise.
21048 (lshrsi3): Likewise.
21049 (rotrsi3): Likewise.
21050 (define_split above *compareqi_eq0): Likewise.
21051 (define_split above "prologue"): Likewise.
21052 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
21053 * config/arm/predicates.md (shift_operator): Likewise.
21054 (shift_nomul_operator): Likewise.
21055 (sat_shift_operator): Likewise.
21056 (thumb1_cmp_operand): Likewise.
21057 (const_neon_scalar_shift_amount_operand): Replace manual range
21058 check with IN_RANGE.
21059 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
21060 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
21062 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21064 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
21065 with HOST_WIDE_INT_1.
21067 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
21068 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
21069 (arm_canonicalize_comparison): Likewise.
21070 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
21072 (thumb1_size_rtx_costs): Likewise.
21073 (vfp_const_double_index): Replace cast of 1 to unsigned
21074 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21075 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
21077 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
21078 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21079 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
21080 HOST_WIDE_INT with HOST_WIDE_INT_1.
21082 2016-05-24 Marek Polacek <polacek@redhat.com>
21084 * tree-cfg.h (should_remove_lhs_p): New predicate.
21085 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
21086 * gimplify.c (gimplify_modify_expr): Likewise.
21087 * tree-cfg.c (verify_gimple_call): Likewise.
21088 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
21089 * gimple-fold.c: Include "tree-cfg.h".
21090 (gimple_fold_call): Use should_remove_lhs_p.
21092 2016-05-24 Richard Biener <rguenther@suse.de>
21094 PR tree-optimization/71253
21095 * cfganal.h (control_dependences): Make robust against edge
21097 (control_dependences::control_dependences): Remove edge_list argument.
21098 (control_dependences::get_edge): Remove.
21099 (control_dependences::get_edge_src): Add.
21100 (control_dependences::get_edge_dest): Likewise.
21101 (control_dependences::m_el): Make a vector of edge src/dest index.
21102 * cfganal.c (control_dependences::find_control_dependence): Adjust.
21103 (control_dependences::control_dependences): Likewise.
21104 (control_dependences::~control_dependence): Likewise.
21105 (control_dependences::get_edge): Remove.
21106 (control_dependences::get_edge_src): Add.
21107 (control_dependences::get_edge_dest): Likewise.
21108 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
21110 (perform_tree_ssa_dce): Adjust.
21111 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
21113 (pass_loop_distribution::execute): Adjust. Do loop destroying
21114 conditional on changed.
21116 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21119 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
21120 return. Reindent transformation comment and mention the ARM state
21123 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21125 PR middle-end/71252
21126 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
21127 after build_and_add_sum creates new use stmt.
21129 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21131 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
21132 load_lanes/grouped_load classification comes first. Don't check
21133 whether the vectorization factor is a multiple of the group size
21136 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21138 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
21139 GROUP_GAP for single-element interleaving.
21140 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
21143 2016-05-24 Richard Biener <rguenther@suse.de>
21145 PR middle-end/70434
21147 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
21148 bases which are accessed with non-invariant indices.
21149 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
21150 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
21152 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21154 PR middle-end/71170
21155 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
21156 (add_to_ops_vec): Add stmt_to_insert.
21157 (add_repeat_to_ops_vec): Init stmt_to_insert.
21158 (insert_stmt_before_use): New.
21159 (transform_add_to_multiply): Remove mult_stmt insertion and add it
21161 (get_ops): Init stmt_to_insert.
21162 (maybe_optimize_range_tests): Likewise.
21163 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
21164 (rewrite_expr_tree_parallel): Likewise.
21165 (reassociate_bb): Likewise.
21167 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21170 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
21171 ISA 3.0 xxperm fusion alternative.
21172 (altivec_vperm_v8hiv16qi): Likewise.
21173 (altivec_vperm_<mode>_uns_internal): Likewise.
21174 (vperm_v8hiv4si): Likewise.
21175 (vperm_v16qiv8hi): Likewise.
21177 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21178 Kelvin Nilsen <kelvin@gcc.gnu.org>
21180 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21181 vpermr/xxpermr on ISA 3.0.
21182 (altivec_expand_vec_perm_le): Likewise.
21183 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21184 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21187 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21189 * config/i386/i386.h (IS_STACK_MODE): Enable for
21190 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21191 SSE_FLOAT_MODE_P macros.
21192 * config/i386/i386.c (ix86_preferred_reload_class): Use
21193 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21194 Cleanup regclass processing for CONST_DOUBLE_P.
21195 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21196 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21197 with IS_STACK_MODE macro.
21198 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21200 (*movdf_internal): Use IS_STACK_MODE macro.
21201 (*movsf_internal): Ditto.
21203 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21205 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21206 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21208 2016-05-23 Jeff Law <law@redhat.com>
21210 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21212 (fsm_find_control_statement_thread_paths): Call it.
21214 2016-05-23 Martin Jambor <mjambor@suse.cz>
21217 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21218 from_global_constant if t is not NULL.
21220 2016-05-23 Marek Polacek <polacek@redhat.com>
21223 * common.opt (Wswitch-unreachable): New option.
21224 * doc/invoke.texi: Document -Wswitch-unreachable.
21225 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21228 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21230 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21231 TMR_INDEX is non-NULL.
21233 2016-05-23 Richard Biener <rguenther@suse.de>
21235 PR tree-optimization/71230
21236 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21237 (try_special_add_to_ops): ... here. Always test for single-use.
21239 2016-05-23 Martin Jambor <mjambor@suse.cz>
21241 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21242 default block if a PHI node in the original one would be resized.
21244 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21246 PR tree-optimization/58135
21247 * tree-vect-slp.c: When group size is not multiple
21248 of vector size, allow splitting of store group at
21251 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21253 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21255 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21257 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21258 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21259 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21262 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21263 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21264 v constraint instead of x and vinserti32x4 insn.
21266 * config/i386/sse.md (i128vldq): New mode iterator.
21267 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21268 avx512dq and avx512vl alternatives.
21270 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
21271 constraint, use maybe_evex prefix instead of vex.
21272 (vec_dupv4sf): Use v constraint instead of x for output
21273 operand except for noavx alternative, use Yv constraint
21274 instead of x for input. Use maybe_evex prefix instead of vex.
21275 (*vec_dupv4si): Likewise.
21276 (*vec_dupv2di): Likewise.
21278 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21280 PR middle-end/40921
21281 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
21282 (linearize_expr_tree): Call try_special_add_to_ops.
21283 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
21285 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21287 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
21288 to computed stack_usage.
21290 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
21293 * config/avr/avr.md (define_expand "mov<mode>"): If the source
21294 operand is subreg (symbol_ref) then move the symbol ref to register.
21296 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
21298 * tree.c (array_at_struct_end_p): Look through MEM_REF.
21300 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
21302 PR middle-end/71179
21303 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
21306 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21308 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
21309 ranges by calling get_single_symbol and tidy up. Look more closely
21310 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
21312 2016-05-20 Jeff Law <law@redhat.com>
21314 * bitmap.c (bitmap_find_bit): Remove useless test.
21316 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
21318 * function.c (thread_prologue_and_epilogue_insns): Commit the
21319 insertion of the epilogue.
21321 2016-05-20 Martin Jambor <mjambor@suse.cz>
21323 PR tree-optimization/70884
21324 * tree-sra.c (initialize_constant_pool_replacements): Do not check
21325 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
21326 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
21327 of constant pool data as a reason for scalarization.
21329 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21331 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
21332 for naked functions.
21333 (thumb1_expand_prologue): Likewise.
21335 2016-05-20 Nathan Sidwell <nathan@acm.org>
21337 * config/nvptx/nptx.c (nvptx_option_override): Only set
21338 flag_toplevel_reorder, if not explicitly specified. Set
21339 flag_no_common, unless explicitly specified.
21341 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21343 * calls.c (can_implement_as_sibling_call_p): Mark param
21344 reg_parm_stack_space with ATTRIBUTE_UNUSED.
21346 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
21348 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
21349 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
21350 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
21352 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
21353 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
21354 and CASE_CONST_ANY.
21356 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
21358 * config/nvptx/nvptx.md (sincossf3): New pattern.
21360 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21362 * calls.c (maybe_complain_about_tail_call): New function.
21363 (initialize_argument_information): Call
21364 maybe_complain_about_tail_call when clearing *may_tailcall.
21365 (can_implement_as_sibling_call_p): Call
21366 maybe_complain_about_tail_call when returning false.
21367 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
21368 ensure try_tail_call is set. Call maybe_complain_about_tail_call
21369 if tail-call optimization fails.
21370 * cfgexpand.c (expand_call_stmt): Initialize
21371 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
21372 * gimple-pretty-print.c (dump_gimple_call): Dump
21373 gimple_call_must_tail_p.
21374 * gimple.c (gimple_build_call_from_tree): Call
21375 gimple_call_set_must_tail with the value of
21376 CALL_EXPR_MUST_TAIL_CALL.
21377 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
21378 (gimple_call_set_must_tail): New function.
21379 (gimple_call_must_tail_p): New function.
21380 * print-tree.c (print_node): Update printing of TREE_STATIC
21381 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
21382 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
21383 trailing comment listing applicable flags.
21384 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
21386 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21388 * calls.c (expand_call): Move "Rest of purposes for tail call
21389 optimizations to fail" to...
21390 (can_implement_as_sibling_call_p): ...this new function, and
21391 split into multiple "if" statements.
21393 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21395 * cfgloop.h (expected_loop_iterations_unbounded,
21396 expected_loop_iterations): Unconstify.
21397 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
21398 profile with known upper bound; return 3 when profile is absent.
21399 (expected_loop_iterations): Update.
21401 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21403 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
21404 and get_max_loop_iterations_int.
21406 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21408 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
21409 realistic upper bounds here.
21411 2016-05-20 Jakub Jelinek <jakub@redhat.com>
21414 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
21415 calls if the LHS is variable length or has addressable type.
21416 If targets[0]->decl is a noreturn call with void return type and
21417 zero arguments, adjust fntype and remove lhs in that case.
21419 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
21421 PR tree-optimization/71079
21422 PR tree-optimization/71206
21423 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
21425 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21427 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
21428 (get_vec_alignment_for_array_decl): Likewise.
21429 (get_vec_alignment_for_record_decl): Likewise.
21430 (increase_alignment::execute): Move code to find alignment to
21431 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
21432 (type_align_map): New hash_map.
21434 2016-05-20 Richard Guenther <rguenther@suse.de>
21436 PR tree-optimization/29756
21437 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
21438 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
21439 * fold-const.c (operand_equal_p): Likewise.
21440 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
21441 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
21442 * tree-inline.c (estimate_operator_cost): Likewise.
21443 * tree-pretty-print.c (dump_generic_node): Likewise.
21444 * tree-ssa-operands.c (get_expr_operands): Likewise.
21445 * cfgexpand.c (expand_debug_expr): Likewise.
21446 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
21447 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
21448 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
21449 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
21450 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
21451 (execute_update_addresses_taken): Do it.
21453 2016-05-20 Richard Biener <rguenther@suse.de>
21455 PR tree-optimization/71185
21456 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
21457 register operations.
21459 2016-05-20 Richard Biener <rguenther@suse.de>
21461 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
21462 gimple_seq_add_seq_without_update.
21463 (release_bb_predicate): Assert we have no operands to free.
21464 (if_convertible_loop_p_1): Calculate post dominators later.
21465 Do not free BB predicates here.
21466 (combine_blocks): Do not recompute BB predicates.
21467 (version_loop_for_if_conversion): Save BB predicates around
21470 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21472 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
21473 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
21474 code. Ignore sibcalls on EDGE_IGNORE edges.
21475 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
21476 on edges for sibcalls that run without prologue. The rest of the
21477 function is combined from...
21478 (fix_fake_fallthrough_edge): ... this, and ...
21479 (try_shrink_wrapping): ... a part of this. Remove the bb_with
21480 function argument, make it a local variable.
21482 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
21484 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
21485 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
21486 for 32-bit mode and SEH for 64-bit.
21487 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
21488 TARGET_64BIT_DEFAULT.
21490 2016-05-19 Ryan Burn <contact@rnburn.com>
21492 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
21493 * gengtype.c (open_base_files): Add cilk.h to ifiles.
21495 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
21497 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
21498 force pending loads from memory.
21500 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
21502 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
21503 (UNSPEC_DARN_32): New unspec constant.
21504 (UNSPEC_DARN_RAW): New unspec constant.
21505 (darn_32): New instruction.
21506 (darn_raw): New instruction.
21507 (darn): New instruction.
21508 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
21509 support and documentation for this macro.
21510 (BU_P9_MISC_1): New macro definition.
21511 (BU_P9_64BIT_MISC_0): New macro definition.
21512 (BU_P9_MISC_0): New macro definition.
21513 (darn_32): New builtin definition.
21514 (darn_raw): New builtin definition.
21515 (darn): New builtin definition.
21516 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
21517 RS6000_BUILTIN_0 directives to surround each occurrence of
21518 #include "rs6000-builtin.def".
21519 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
21520 RS6000_BTM_64BIT flags to the returned mask, depending on
21522 (def_builtin): Correct an error in the assignments made to the
21523 debugging variable attr_string.
21524 (rs6000_expand_builtin): Add support for no-operand built-in
21526 (builtin_function_type): Remove fatal_error assertion that is no
21528 (rs6000_common_init_builtins): Add support for no-operand built-in
21530 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
21532 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
21534 (RS6000_BTM_64BIT): New macro definition.
21535 * doc/extend.texi: Document __builtin_darn (void),
21536 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
21539 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
21541 * tree-vect-loop.c (vect_analyze_loop_2): Use also
21542 max_loop_iterations_int.
21544 2016-05-19 Marek Polacek <polacek@redhat.com>
21546 PR tree-optimization/71031
21547 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
21548 condition and adjust the code a bit.
21550 2016-05-19 Martin Liska <mliska@suse.cz>
21552 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
21553 auto_vec instead of vec.
21555 2016-05-19 Martin Liska <mliska@suse.cz>
21557 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
21559 2016-05-19 Martin Liska <mliska@suse.cz>
21561 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
21563 2016-05-19 Martin Liska <mliska@suse.cz>
21565 * ipa-pure-const.c (set_function_state): Remove an existing
21567 (remove_node_data): Do not free it as it's released
21568 in set_function_state.
21570 2016-05-19 Martin Liska <mliska@suse.cz>
21572 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
21575 2016-05-19 Martin Liska <mliska@suse.cz>
21577 * omp-simd-clone.c (simd_clone_adjust): Release vector.
21579 2016-05-19 Martin Liska <mliska@suse.cz>
21581 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
21582 an auto_vec instead of re-creating it.
21584 2016-05-19 Martin Liska <mliska@suse.cz>
21586 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
21587 auto_vec instead of vec.
21589 2016-05-19 Martin Liska <mliska@suse.cz>
21591 * lto-section-in.c (lto_get_section_data): Call
21592 lto_check_version with additional argument.
21593 * lto-streamer.c (lto_check_version): Add new argument.
21594 * lto-streamer.h (lto_check_version): Likewise.
21596 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21598 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
21599 Don't add cost of inner memory when handling sign-extended loads.
21601 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
21603 PR rtl-optimization/71148
21604 * cse.c (cse_main): Free dominance info.
21605 (rest_of_handle_cse): Don't free dominance info.
21606 (rest_of_handle_cse2): Likewise.
21607 (rest_of_handle_cse_after_global_opts): Likewise.
21609 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21612 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
21613 NULL_TREE early if NEON is not available. Remove now redundant check
21614 in ARM_CHECK_BUILTIN_MODE.
21616 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
21619 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
21620 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
21621 * doc/cpp.texi: Document new macros.
21623 2016-05-19 Bin Cheng <bin.cheng@arm.com>
21625 PR tree-optimization/69848
21626 * tree-vect-loop.c (vectorizable_reduction): Don't factor
21627 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
21629 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21631 * function.c (thread_prologue_and_epilogue_insn): Move the
21632 "goto epilogue_done" one block later.
21634 2016-05-19 Richard Biener <rguenther@suse.de>
21636 PR tree-optimization/70729
21637 * passes.def: Move LIM pass before PRE. Remove no longer
21638 required copyprop and move first DCE out of the loop pipeline.
21640 2016-05-18 David Malcolm <dmalcolm@redhat.com>
21643 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
21644 (OBJS-libcommon-target): ...here.
21645 * opts-common.c: Include spellcheck.h.
21646 (cmdline_handle_error): Build a vec of valid options and use it
21647 to suggest provide hints for misspelled arguments.
21649 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21652 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
21653 lhs if it has TREE_ADDRESSABLE type.
21655 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
21658 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
21659 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
21661 2016-05-18 Martin Jambor <mjambor@suse.cz>
21664 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
21665 input for NOP_EXPR pass-through functions.
21666 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
21667 aggregate global constant VAR_DECLs in constant jump functions.
21669 2016-05-18 Martin Jambor <mjambor@suse.cz>
21672 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
21673 from TREE_READONLY parameters.
21675 2016-05-18 Martin Jambor <mjambor@suse.cz>
21678 * cgraph.h (cgraph_indirect_call_info): New field
21679 guaranteed_unmodified.
21680 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
21681 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21683 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
21684 pass the parameter value to ipa_find_agg_cst_for_param.
21685 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
21686 guaranteed_unmodified, store AA results there instead of bailing out
21688 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
21689 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
21690 (find_constructor_constant_at_offset): New function.
21691 (ipa_find_agg_cst_from_init): Likewise.
21692 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
21693 static initializers of contants, report back through a new paameter
21694 from_global_constant if that was the case.
21695 (try_make_edge_direct_simple_call): Also pass parameter value to
21696 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21698 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
21699 (ipa_read_indirect_edge_info): Likewise.
21700 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
21701 (ipa_load_from_parm_agg): Likewise.
21703 2016-05-18 Jiong Wang <jiong.wang@arm.com>
21705 PR rtl-optimization/71150
21706 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
21709 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21712 * config/rs6000/constraints.md (wE constraint): New constraint
21713 for a vector constant that can be loaded with XXSPLTIB.
21714 (wM constraint): New constraint for a vector constant of a 1's.
21715 (wS constraint): New constraint for a vector constant that can be
21716 loaded with XXSPLTIB and a vector sign extend instruction.
21717 * config/rs6000/predicates.md (xxspltib_constant_split): New
21718 predicates for wE/wS constraints.
21719 (xxspltib_constant_nosplit): Likewise.
21720 (easy_vector_constant): Add support for constants that can be
21721 loaded via XXSPLTIB.
21722 (all_ones_constant): New predicate for vector constant with all
21724 (splat_input_operand): Add support for ISA 3.0 word splat operations.
21725 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
21726 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
21727 instruction and possibly with a sign extension.
21728 (output_vec_const_move): Add support for XXSPLTIB. If we are
21729 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
21730 instead of XXLXOR/XXLORC.
21731 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
21733 (rs6000_legitimize_reload_address): Likewise.
21734 (rs6000_output_move_128bit): Use output_vec_const_move to emit
21736 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
21737 combine VSX_M and VSX_M2 into one iterator.
21738 (VSX_M2): Likewise.
21739 (VSINT_84): New iterators for loading constants with XXSPLTIB.
21740 (VSINT_842): Likewise.
21741 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
21742 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
21743 XXSPLTIB instruction.
21744 (xxspltib_<mode>_nosplit): Likewise.
21745 (xxspltib_<mode>_split): New insn to load up constants with
21746 XXSPLTIB and a sign extend instruction.
21747 (vsx_mov<mode>): Replace single move that handled all vector types
21748 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
21749 moves (when -mvsx-timode is in effect) into the main vector
21750 moves. Eliminate separate moves for <VSr> <VSa>, where the
21751 preferred register class (<VSr>) is listed first, and the
21752 secondary register class (<VSa>) is listed second with a '?' to
21753 discourage use. Prefer loading 0/-1 in any VSX register for ISA
21754 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
21755 that if the register was involved in a slow operation, the
21756 clear/set operation does not wait for the slow operation to
21757 finish. Adjust the length attributes for 32-bit mode. Use
21758 rs6000_output_move_128bit and drop the use of the string
21759 instructions for 32-bit movti when -mvsx-timode is in effect. Use
21760 spacing so that the alternatives and attributes don't generate
21761 long lines, and put things in columns, so that it is easier to
21762 match up the operands and attributes with the insn alternatives.
21763 (vsx_mov<mode>_64bit): Likewise.
21764 (vsx_mov<mode>_32bit): Likewise.
21765 (vsx_movti_64bit): Fold movti into normal vector moves.
21766 (vsx_movti_32bit): Likewise.
21767 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
21768 splat instructions.
21769 (vsx_splat_v4si_internal): Likewise.
21770 (vsx_splat_v4sf_internal): Likewise.
21771 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
21772 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
21773 extend vector elements.
21774 (vsx_sign_extend_hi_<mode>): Likewise.
21775 (vsx_sign_extend_si_v2di): Likewise.
21776 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
21778 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
21779 constraints. Add trailing period to wL documentation.
21781 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
21783 PR middle-end/71020
21784 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
21785 * tree-dfa.c (replace_abnormal_ssa_names): New function.
21786 * tree-call-cdce.c: Include tree-dfa.h.
21787 (can_guard_call_p): New function, extracted from...
21788 (can_use_internal_fn): ...here.
21789 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
21791 (shrink_wrap_one_built_in_call): Likewise.
21792 (use_internal_fn): Likewise.
21793 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
21794 and return void. Call replace_abnormal_ssa_names.
21795 (pass_call_cdce::execute): Check can_guard_call_p during the
21796 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
21797 will always change something.
21799 2016-05-18 Martin Jambor <mjambor@suse.cz>
21802 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
21803 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
21805 2016-05-18 Martin Jambor <mjambor@suse.cz>
21808 * ipa-inline.h (condition): New field size.
21809 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
21810 for comaprison and store it into the new condition.
21811 (evaluate_conditions_for_known_args): Use condition size to check
21812 access sizes for all but CHANGED conditions.
21813 (unmodified_parm_1): New parameter size_p, store access size into it.
21814 (unmodified_parm): Likewise.
21815 (unmodified_parm_or_parm_agg_item): Likewise.
21816 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
21817 (set_cond_stmt_execution_predicate): Extract access sizes and store
21818 them to conditions.
21819 (set_switch_stmt_execution_predicate): Likewise.
21820 (will_be_nonconstant_expr_predicate): Likewise.
21821 (will_be_nonconstant_predicate): Likewise.
21822 (inline_read_section): Stream condition size.
21823 (inline_write_summary): Likewise.
21825 2016-05-18 Richard Biener <rguenther@suse.de>
21827 * tree-ssa-loop-im.c (determine_max_movement): Properly add
21828 condition cost to PHI cost instead of total_cost.
21830 2016-05-18 Martin Liska <mliska@suse.cz>
21833 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
21836 2016-05-18 Richard Biener <rguenther@suse.de>
21838 * lto-streamer.h (LTO_major_version): Bump to 6.
21840 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21842 * function.c (make_split_prologue_seq, make_prologue_seq,
21843 make_epilogue_seq): New functions, factored out from...
21844 (thread_prologue_and_epilogue_insns): Here.
21846 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21848 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
21849 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
21850 of before. Add a comment.
21852 2016-05-18 Bin Cheng <bin.cheng@arm.com>
21854 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
21855 expression pointer, not pointer to the pointer.
21857 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21859 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
21860 (avx2_pbroadcast<mode>): Add another alternative with v instead
21861 of x constraints in it, using <pbroadcast_evex_isa> isa.
21862 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
21864 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
21865 constraint x instead of v in second alternative, add avx512bw
21868 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
21869 constraint x instead of v in second alternative, add avx512bw
21872 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
21873 constraint x instead of v in second alternative, add avx512bw
21876 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
21877 avx512bw alternative.
21879 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21881 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
21882 array to 128 chars.
21883 (define_insn "*andnottf3"): Ditto.
21884 (define_insn "*<code><mode>3"/any_logic): Ditto.
21885 (define_insn "*<code>tf3"/any_logic): Ditto.
21886 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
21887 operand to block AVX-512VL insn variant emit when it is not enabled.
21889 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21891 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
21892 constraint fot SF mode.
21894 2016-05-18 Petr Murzin <petr.murzin@intel.com>
21895 Kirill Yukhin <kirill.yukhin@intel.com>
21897 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
21899 (define_insn "rsqrt14<mode>"): Ditto.
21900 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
21901 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
21902 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
21903 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
21904 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
21906 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
21907 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
21908 * config/i386/i386.c (ix86_print_operand): Expand check for size
21909 override codes for Intel syntax.
21911 2016-05-18 Richard Biener <rguenther@suse.de>
21913 PR tree-optimization/71168
21914 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
21915 initialization earlier.
21917 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
21919 * config/aarch64/aarch64-simd.md
21920 (aarch64_reduc_plus_internal<mode>): Rename to...
21921 (reduc_plus_scal): ...This, and remove previous implementation.
21923 2016-05-18 Richard Biener <rguenther@suse.de>
21925 * passes.def: Put late dse and cd_dce in canonical order.
21927 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
21929 * ipa-inline-transform.c (preserve_function_body_p): Look for
21930 first non-thunk clone.
21931 (save_function_body): Save into first non-thunk.
21932 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
21934 (lto_output_node): Inline thunks don't need body in every
21936 * lto-streamer-in.c: Do not fixup thunk clones.
21937 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
21939 * tree-inline.c (copy_bb): Be prepared for target node to be new after
21942 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21944 PR middle-end/63586
21945 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
21946 (reassociate_bb): Call transform_add_to_multiply.
21948 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
21950 * config/aarch64/aarch64.c (all_extensions): Removed unused
21953 2016-05-17 Nathan Sidwell <nathan@acm.org>
21955 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
21956 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
21958 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
21960 PR tree-optimization/54579
21961 PR middle-end/55299
21962 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
21964 2016-05-17 Marek Polacek <polacek@redhat.com>
21967 * tree-inline.c (expand_call_inline): Call
21968 maybe_remove_unused_call_args.
21970 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
21972 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
21973 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
21974 * doc/md.texi (fmin@var{m}3): Likewise.
21976 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21978 * match.pd (X & C): New transformation.
21980 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21982 * match.pd (~X & Y): New transformation.
21984 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
21986 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
21987 information for new SSA_NAME.
21988 (simplify_conversion_using_ranges): Get range through get_range_info
21989 instead of get_value_range.
21991 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21993 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
21994 Remove inline assembly.
21995 (vmvn_s16): Likewise.
21996 (vmvn_s32): Likewise.
21997 (vmvn_u8): Likewise.
21998 (vmvn_u16): Likewise.
21999 (vmvn_u32): Likewise.
22000 (vmvnq_s8): Likewise.
22001 (vmvnq_s16): Likewise.
22002 (vmvnq_s32): Likewise.
22003 (vmvnq_u8): Likewise.
22004 (vmvnq_u16): Likewise.
22005 (vmvnq_u32): Likewise.
22006 (vmvn_p8): Likewise.
22007 (vmvnq_p16): Likewise.
22009 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22011 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
22013 (vmul_n_s16): Likewise.
22014 (vmul_n_s32): Likewise.
22015 (vmul_n_u16): Likewise.
22016 (vmul_n_u32): Likewise.
22017 (vmulq_n_f32): Likewise.
22018 (vmulq_n_f64): Likewise.
22019 (vmulq_n_s16): Likewise.
22020 (vmulq_n_s32): Likewise.
22021 (vmulq_n_u16): Likewise.
22022 (vmulq_n_u32): Likewise.
22024 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22026 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
22027 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
22029 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22031 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
22032 to *aarch64_fma4_elt_from_dup<mode>.
22033 (*aarch64_fnma4_elt_to_128df): Rename to
22034 *aarch64_fnma4_elt_from_dup<mode>.
22035 * config/aarch64/arm_neon.h (vfma_n_f64): New.
22036 (vfms_n_f32): Likewise.
22037 (vfms_n_f64): Likewise.
22038 (vfmsq_n_f32): Likewise.
22039 (vfmsq_n_f64): Likewise.
22041 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
22043 * wide-int.h: Change fixed_wide_int_storage from class to struct.
22045 2016-05-17 Richard Biener <rguenther@suse.de>
22047 PR tree-optimization/71132
22048 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
22049 Only add control dependences for blocks in the loop.
22050 (build_rdg): Adjust.
22051 (generate_code_for_partition): Return whether loop should
22052 be destroyed and delay that.
22053 (distribute_loop): Likewise.
22054 (pass_loop_distribution::execute): Record loops to be destroyed
22055 and perform delayed destroying of loops.
22057 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22060 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
22062 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22064 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
22066 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
22069 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
22070 insertion point for instructions generated by validize_mem.
22072 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22074 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
22077 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22079 * config/aarch64/aarch64.c
22080 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
22081 rather than a macro.
22083 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22085 * doc/invoke.texi (AArch64 Options): Various updates.
22087 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22089 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
22090 into instrumentation thunks.
22091 * cif-code.def (CIF_CHKP): New.
22093 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
22095 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
22097 2016-05-16 Martin Jambor <mjambor@suse.cz>
22099 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
22100 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
22102 2016-05-16 Marek Polacek <polacek@redhat.com>
22104 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
22107 2016-05-16 Martin Jambor <mjambor@suse.cz>
22110 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
22111 the outlined kernel function.
22113 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
22115 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
22116 (ISA_HAS_DLSA): Ditto.
22118 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22120 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
22122 2016-05-16 Nathan Sidwell <nathan@acm.org>
22124 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
22125 (nvptx_name_replacement): Restore. Add comment.
22126 (write_fn_proto, write_fn_proto_from_insn,
22127 nvptx_output_call_insn): Restore
22128 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
22130 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22132 * config/aarch64/aarch64.md
22133 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22134 (add<mode>3_compareC_imm): Likewise.
22135 (<optab>si3_uxtw): Split into register and immediate variants.
22136 (andsi3_compare0_uxtw): Likewise.
22137 (and<mode>3_compare0): Likewise.
22138 (and<mode>3nr_compare0): Likewise.
22139 (stack_protect_test_<mode>): Don't use %x for memory operands.
22141 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22143 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
22145 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22147 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
22148 Split integer shifts into shift_reg and bfm.
22149 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
22150 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
22151 (ror<mode>3_insn): Likewise.
22152 (<optab>si3_insn_uxtw): Likewise.
22153 (<optab><mode>3_insn): Change to rotate_imm.
22154 (extr<mode>5_insn_alt): Likewise.
22155 (extrsi5_insn_uxtw): Likewise.
22156 (extrsi5_insn_uxtw_alt): Likewise.
22158 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22160 * doc/tm.texi: Regenerate.
22161 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22162 (TARGET_INVALID_RETURN_TYPE): Remove.
22163 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
22164 TARGET_INVALID_RETURN_TYPE.
22165 * target.def (invalid_parameter_type): Remove.
22166 (invalid_return_type): Remove.
22168 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22170 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
22171 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
22173 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
22175 (preserve_function_body_p): No need to preserve function body
22176 * cif-codes.def (CIF_THUNK): Remove.
22177 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
22179 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22181 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22183 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22185 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22188 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22190 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22191 (inline_small_functions): Do not look for function symbol when
22194 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22196 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22199 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22200 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22201 Jiong Wang <jiong.wang@arm.com>
22203 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22204 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22205 Define __ARM_FP16_ARGS when appropriate.
22206 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22208 (arm_invalid_return_type): Likewise.
22209 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22210 (TARGET_INVALID_RETURN_TYPE): Remove.
22211 (aapcs_vfp_sub_candidate): Allow HFmode.
22212 (aapcs_vfp_allocate): Add comment. Support HFmode.
22213 (aapcs_vfp_allocate_return_reg): Likewise.
22214 (struct aapcs_cp_arg_layout): Slightly reword comments for
22215 is_return_candidate and allocate_return_reg.
22216 (output_mov_vfp): Update assert.
22217 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22219 (arm_invalid_parameter_type): Remove.
22220 (amr_invalid_return_type): Remove.
22221 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22222 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22223 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22225 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22227 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22228 * config/aarch64/arch64-protos.h
22229 (aarch64_legitimize_reload_address): Remove.
22230 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22233 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22235 * configure.ac: Add ACX_NONCANONICAL_HOST.
22236 * configure: Regenerate.
22237 * Makefile.in: Set host_noncanonical.
22239 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22242 * config/i386/i386.md (*movtf_internal): Before register allocation,
22243 do not allow FP constants for CM_MEDIUM memory model, allow only
22244 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22245 (*movxf_internal): Ditto.
22246 (*movdf_internal): Ditto.
22247 (*movsf_internal): Ditto.
22249 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22251 PR rtl-optimization/67483
22252 * combine.c (make_compound_operation): Don't call extract_left_shift
22253 with negative shift amounts.
22255 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22258 * fold-const.c (fold_checksum_tree): Allow modification
22259 of TYPE_ALIAS_SET during folding.
22261 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22262 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22263 (ix86_split_to_parts): Likewise. Fix up formatting.
22265 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22267 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22268 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
22271 2016-05-13 Nathan Sidwell <nathan@acm.org>
22273 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
22274 (nvptx_name_replacement): Delete.
22275 (write_fn_proto, write_fn_proto_from_insn,
22276 nvptx_output_call_insn): Remove nvptx_name_replacement call.
22277 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
22278 * langhooks.c (add_builtin_funcction_common): Call
22279 targetm.mangle_decl_assembler_name.
22281 * config/nvptx/nvptx.c (write_fn_proto): Handle
22282 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
22284 2016-05-13 Martin Liska <mliska@suse.cz>
22286 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
22287 and PRIu64 in printf format.
22289 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22291 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
22294 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22296 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
22297 Change --param max-completely-peeled-times to
22298 --param max-completely-peel-times in dump file printing.
22300 2016-05-13 Richard Biener <rguenther@suse.de>
22302 PR tree-optimization/42587
22303 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
22304 (find_bswap_or_nop_1): Likewise.
22305 (bswap_replace): Likewise.
22307 2016-05-13 Martin Liska <mliska@suse.cz>
22309 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22310 Initialize a variable with default value.
22312 2016-05-13 Martin Liska <mliska@suse.cz>
22314 * doc/invoke.texi: Enhance explanation of error recovery
22317 2016-05-13 Martin Liska <mliska@suse.cz>
22319 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
22320 (struct cost_pair): Change inv_expr_id (int) to inv_expr
22321 (iv_inv_expr_ent *).
22322 (struct iv_inv_expr_ent): Comment struct fields.
22323 (sort_iv_inv_expr_ent): New function.
22324 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
22325 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
22326 a hash_map between iv_inv_expr_ent and number of usages.
22327 (niter_for_exit): Fix coding style.
22328 (tree_ssa_iv_optimize_init): Use renamed variable.
22329 (determine_base_object): Fix coding style.
22330 (alloc_iv): Likewise.
22331 (find_interesting_uses_outside): Likewise.
22332 (add_candidate_1): Likewise.
22333 (add_standard_iv_candidates): Likewise.
22334 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
22335 (prepare_decl_rtl): Fix coding style.
22336 (get_address_cost): Likewise.
22337 (get_shiftadd_cost): Likewise.
22338 (force_expr_to_var_cost): Likewise.
22339 (compare_aff_trees): Likewise.
22340 (get_expr_id): Restructure the function.
22341 (get_loop_invariant_expr_id): Renamed to
22342 get_loop_invariant_expr.
22343 (get_computation_cost_at): Replace usage of inv_expr_id with
22345 (get_computation_cost): Likewise.
22346 (determine_group_iv_cost_generic): Likewise.
22347 (determine_group_iv_cost_address): Likewise.
22348 (iv_period): Fix coding style.
22349 (iv_elimination_compare_lt): Likewise.
22350 (may_eliminate_iv): Likewise.
22351 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
22353 (determine_group_iv_costs): Dump invariant expressions.
22354 (iv_ca_recount_cost): Use the newly added hash_map.
22355 (iv_ca_set_remove_invariants): Fix coding style.
22356 (iv_ca_set_add_invariants): Fix coding style.
22357 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
22359 (iv_ca_set_cp): Likewise.
22360 (iv_ca_new): Initialize the newly added hash_map and remove
22361 initialization of fields.
22362 (iv_ca_free): Delete the hash_map.
22363 (iv_ca_dump): Dump invariant expressions.
22364 (iv_ca_extend): Fix coding style.
22365 (try_add_cand_for): Likewise.
22366 (create_new_ivs): Dump information about # of avg iterations and
22367 # of used invariant expressions.
22368 (rewrite_use_compare): Fix coding style.
22369 (free_loop_data): Set default value for max_inv_expr_id.
22371 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
22373 * cse.c (rest_of_handle_cse): Use cleanup_cfg
22374 returned value cse_cfg_altered computation.
22375 (rest_of_handle_cse2): Likewise.
22376 (rest_of_handle_cse_after_global_opts): Likewise.
22378 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22381 * config/arm/arm.c (arm32_output_mi_thunk): New.
22382 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
22383 to split Thumb1 vs TARGET_32BIT functionality.
22384 (arm_thumb1_mi_thunk): New.
22386 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22388 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
22391 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22394 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
22396 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
22398 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
22399 (expand_builtin_trap): Emit a regular call.
22400 (set_builtin_user_assembler_name): Remove obsolete cases.
22401 * dse.c (scan_insn): Adjust.
22402 * except.c: Include calls.h.
22403 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
22404 emit a regular call to setjmp.
22405 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
22406 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
22407 (emit_block_move_via_libcall): Delete.
22408 (block_move_fn): Delete.
22409 (init_block_move_fn): Likewise.
22410 (emit_block_move_libcall_fn): Likewise.
22411 (emit_block_op_via_libcall): New function.
22412 (set_storage_via_libcall): Tidy up and use memset builtin.
22413 (block_clear_fn): Delete.
22414 (init_block_clear_fn): Likewise.
22415 (clear_storage_libcall_fn): Likewise.
22416 (expand_assignment): Call emit_block_move_via_libcall.
22417 Do not include gt-expr.h.
22418 * expr.h (emit_block_op_via_libcall): Declare.
22419 (emit_block_copy_via_libcall): New inline function.
22420 (emit_block_move_via_libcall): Likewise.
22421 (emit_block_comp_via_libcall): Likewise.
22422 (block_clear_fn): Delete.
22423 (init_block_move_fn): Likewise.
22424 (init_block_clear_fn): Likewise.
22425 (emit_block_move_via_libcall): Likewise.
22426 (set_storage_via_libcall): Add default parameter value.
22427 * libfuncs.h (enum libfunc_index): Remove obsolete values.
22428 (abort_libfunc): Delete.
22429 (memcpy_libfunc): Likewise.
22430 (memmove_libfunc): Likewise.
22431 (memcmp_libfunc): Likewise.
22432 (memset_libfunc): Likewise.
22433 (setbits_libfunc): Likewise.
22434 (setjmp_libfunc): Likewise.
22435 (longjmp_libfunc): Likewise.
22436 (profile_function_entry_libfunc): Likewise.
22437 (profile_function_exit_libfunc): Likewise.
22438 (gcov_flush_libfunc): Likewise.
22439 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
22440 and DECL_VISIBILITY on the declaration.
22441 (init_optabs): Do not initialize obsolete libfuncs.
22442 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
22443 * tree-core.h (ECF_RET1): Define.
22444 (ECF_TM_PURE): Adjust.
22445 (ECF_TM_BUILTIN): Likewise.
22446 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
22447 (build_common_builtin_nodes): Initialize abort builtin.
22448 Add ECF_RET1 on memcpy, memmove and memset builtins.
22449 Pass final flags for alloca and alloca_with_align builtins.
22450 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
22452 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
22453 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
22454 set_storage_via_libcall and call emit_block_copy_via_libcall.
22456 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
22458 * config/i386/i386.md (*call_got_x32): Change operand 0 to
22459 DImode before it is passed to ix86_output_call_operand.
22460 (*call_value_got_x32): Ditto for operand 1.
22462 2016-05-12 Jiong Wang <jiong.wang@arm.com>
22464 PR rtl-optimization/70904
22465 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
22466 reload for wide mode.
22468 2016-05-12 Marek Polacek <polacek@redhat.com>
22471 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
22472 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
22473 * langhooks.h (incomplete_type_error): Likewise.
22474 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
22475 parameter, pass it down to incomplete_type_error.
22476 * tree.h (size_in_bytes): New inline overload.
22477 (size_in_bytes_loc): Renamed from size_in_bytes.
22479 2016-05-12 Richard Biener <rguenther@suse.de>
22481 PR tree-optimization/71059
22482 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
22483 nary before looking up or entering the expression into the VN
22485 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
22486 Make sure to re-use NARYs without result as inserted by
22489 2016-05-12 Richard Biener <rguenther@suse.de>
22491 PR tree-optimization/71062
22492 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
22494 * tree-ssa-structalias.c (set_uids_in_ptset): Set
22495 vars_contains_restrict if the var is a restrict tag.
22496 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
22497 do not disambiguate pointers against it.
22498 (dump_points_to_solution): Re-structure and adjust for new
22499 vars_contains_restrict flag.
22500 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
22502 2016-05-12 Martin Liska <mliska@suse.cz>
22504 * doc/invoke.texi: Explain connection between
22505 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
22507 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
22509 PR tree-optimization/71006
22510 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
22511 consider COND_EXPR as a mask producer.
22513 2016-05-12 Marek Polacek <polacek@redhat.com>
22516 * opts.c (common_handle_option): Detect missing argument for --help^.
22518 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22521 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
22522 when popping the PC and within an interrupt handler routine.
22523 Add missing tab to output of "ldmfd".
22524 (output_return_instruction): Output LDMFD with SP update rather
22525 than POP when returning from interrupt handler.
22527 2016-05-12 Jakub Jelinek <jakub@redhat.com>
22529 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
22530 TARGET_64BIT && TARGET_AVX512DQ.
22531 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
22532 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
22533 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
22534 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
22535 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
22536 (*vec_extractv4si_zext): Add avx512dq alternative.
22537 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
22538 use v instead of x constraint in other alternatives where possible.
22540 * config/i386/sse.md (sse2_loadld): Use v instead of x
22541 constraint in alternatives 0,1,4.
22543 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
22544 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
22545 v constraints instead of x and <pinsr_evex_isa> isa attribute.
22548 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
22549 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
22550 is not emitted unless TARGET_AVX512BW.
22551 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
22552 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
22553 for the result operand.
22555 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
22556 constraint instead of x in avx alternatives. Use maybe_evex instead
22559 * config/i386/constraints.md (Yv): New constraint.
22560 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
22561 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
22562 * config/i386/i386.md (avx512fvecmode): New mode attr.
22563 (*pushtf): Use v constraint instead of x.
22564 (*movtf_internal): Likewise. For TARGET_AVX512VL and
22565 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
22566 (*absneg<mode>2): Use Yv constraint instead of x constraint.
22567 (*absnegtf2_sse): Likewise.
22568 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
22569 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
22570 avx512f alternatives.
22571 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
22573 2016-05-12 Richard Biener <rguenther@suse.de>
22575 PR tree-optimization/71060
22576 * tree-data-ref.c (initialize_data_dependence_relation): Do not
22577 require exact match of DR_BASE_OBJECT but only matching address and
22580 2016-05-12 Richard Biener <rguenther@suse.de>
22582 PR tree-optimization/70986
22583 * cfganal.c: Include cfgloop.h.
22584 (dfs_find_deadend): Prefer to take edges exiting loops.
22586 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22588 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
22589 compile and run time.
22591 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
22594 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
22596 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
22598 * config/i386/i386.c (legitimize_pic_address): Use
22599 copy_to_suggested_reg instead of gen_movsi.
22601 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22603 * config/rs6000/predicates.md (quad_memory_operand): Move most of
22604 the code into quad_address_p and call it to share code with
22605 vsx_quad_dform_memory_operand.
22606 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
22608 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
22609 bit instead of being a separate word. Split -mpower9-dform into
22610 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22611 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
22612 for the register class supporting 128-bit quad word memory offsets.
22613 (mode_supports_vsx_dform_quad): Helper function to return if the
22614 register class uses quad word memory offsets.
22615 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
22616 (rs6000_debug_reg_global): Always print if we are using LRA or not.
22617 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
22618 instructions are enabled, set up the appropriate addr_masks for
22620 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
22621 -mpower9-dform-scalar, instead of -mpower9-dform.
22622 (rs6000_option_override_internal): Split -mpower9-dform into two
22623 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
22624 -mpower9-dform switch sets or clears both. If we are not using
22625 the LRA register allocator, do not enable -mpower9-dform-vector by
22626 default. If we are using LRA, enable -mpower9-dform-vector and
22627 -mvsx-timode if it is appropriate. Issue a warning if either
22628 -mpower9-dform-vector or -mvsx-timode are explicitly used without
22630 (quad_address_offset_p): New helper function to return if the
22631 offset is legal for quad word memory instructions.
22632 (quad_address_p): New function to determin if GPR or vector
22633 register quad word memory addresses are legal.
22634 (mem_operand_gpr): Validate quad word address offsets.
22635 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
22636 d-form (register + offset) instructions.
22637 (offsettable_ok_by_alignment): Likewise.
22638 (rs6000_legitimate_offset_address_p): Likewise.
22639 (legitimate_lo_sum_address_p): Likewise.
22640 (rs6000_legitimize_address): Likewise.
22641 (rs6000_legitimize_reload_address): Add more debug statements for
22643 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
22644 d-form instructions.
22645 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
22646 d-form instructions. Distinguish different cases in debug
22647 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
22648 d-form instructions.
22649 (rs6000_preferred_reload_class): Likewise.
22650 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
22651 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
22652 of the ISA 2.06 indexed memory instructions.
22653 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
22654 use them to save/restore the saved vector registers instead of
22655 using Altivec instructions.
22656 (rs6000_emit_epilogue): Likewise.
22657 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
22658 (rs6000_opt_masks): Split -mpower9-dform into
22659 -mpower9-dform-scalar and -mpower9-dform-vector.
22660 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
22662 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
22663 ISA 3.0 vector indexed memory instructions, and fold the code into
22664 the normal mov<mode> patterns.
22665 (p9_vecstore_<mode>): Likewise.
22666 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
22668 (vsx_movti_64bit): Likewise.
22669 (vsx_movti_32bit): Likewise.
22670 * config/rs6000/constraints.md (wO constraint): New constraint for
22671 ISA 3.0 vector d-form support.
22672 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
22673 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
22674 include -mpower9-dform-vector until we switch over to LRA.
22675 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
22676 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22677 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
22678 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22679 for -mpower9-dform and -mlra.
22680 * doc/md.texi (wO constraint): Document wO constraint.
22682 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
22684 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
22685 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
22686 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
22687 Move handling of non-insn arguments inline into the sole user:
22688 (output_trans_func): ...here.
22689 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
22690 in emitted function prototype.
22691 (output_internal_insn_latency_func): Ditto. Simplify.
22692 (output_internal_maximal_insn_latency_func): Ditto. Delete
22693 always-unused argument.
22694 (output_insn_latency_func): Ditto.
22695 (output_maximal_insn_latency_func): Ditto.
22697 2016-05-11 Richard Biener <rguenther@suse.de>
22699 PR tree-optimization/71055
22700 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
22701 sth with precision not equal to access size verify we don't chop
22704 2016-05-11 Richard Biener <rguenther@suse.de>
22707 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
22708 (dwarf2out_finish): Move retry_incomplete_types call ...
22709 (dwarf2out_early_finish): ... here.
22711 2016-05-11 Richard Biener <rguenther@suse.de>
22713 PR middle-end/71002
22714 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
22715 if the langhook insists on it.
22716 * fold-const.c (make_bit_field_ref): Add arg for the original
22717 reference and preserve its alias-set.
22718 (decode_field_reference): Take exp by reference and adjust it
22719 to the original memory reference.
22720 (optimize_bit_field_compare): Adjust callers.
22721 (fold_truth_andor_1): Likewise.
22722 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
22724 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
22726 PR middle-end/70807
22727 * cfgrtl.h (delete_insn_and_edges): Now return bool.
22728 * cfgrtl.c (delete_insn_and_edges): Likewise.
22729 * config/i386/i386.c (convert_scalars_to_vector): Remove
22731 * cse.c (cse_insn): Compute cse_cfg_altered.
22732 (delete_trivially_dead_insns): Likewise.
22733 (cse_cc_succs): Likewise.
22734 (rest_of_handle_cse): Free dominance info if required.
22735 (rest_of_handle_cse2): Likewise.
22736 (rest_of_handle_cse_after_global_opts): Likewise.
22738 2016-05-11 Alan Modra <amodra@gmail.com>
22740 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
22741 abi_v4_pass_in_fpr): New functions.
22742 (rs6000_function_arg_boundary): Exclude complex IBM long double
22743 from 64-bit alignment when ABI_V4.
22744 (rs6000_function_arg, rs6000_function_arg_advance_1,
22745 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
22747 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
22749 PR rtl-optimization/71028
22750 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
22751 jump with just a return in the fallthrough block if the branch
22752 block contains just a return as well.
22754 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
22756 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
22757 * match.pd ((X & Y) ^ Y): ... this.
22758 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
22759 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
22761 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22763 * read-md.c (require_char_ws): New function.
22764 (read_string): Simplify using require_char_ws.
22765 (handle_constants): Likewise.
22766 (handle_enum): Likewise.
22767 (handle_file): Likewise.
22768 * read-md.h (require_char_ws): New declaration.
22769 * read-rtl.c (read_conditions): Simplify using require_char_ws.
22770 (read_mapping): Likewise.
22771 (read_rtx_code): Likewise.
22772 (read_nested_rtx): Likewise.
22774 2016-05-10 James Norris <jnorris@codesourcery.com>
22776 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
22777 if offloading is enabled and -fopenacc or -fopenmp is specified.
22778 (CRTOFFLOADEND): Likewise.
22779 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
22780 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
22782 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
22784 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
22785 gotoff_operand code paths. Use copy_to_suggested_regs and
22786 expand_simple_binop where appropriate. Cleanup.
22788 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22791 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
22793 (dimode_scalar_chain::vector_const_cost): New.
22794 (dimode_scalar_chain::compute_convert_gain): Handle constants.
22795 (dimode_scalar_chain::convert_op): Likewise.
22796 (dimode_scalar_chain::convert_insn): Likewise.
22798 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22800 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
22801 unary operation, not a binary one.
22803 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22805 PR middle-end/70877
22806 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
22807 calls with type casted fndecl.
22809 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22811 PR tree-optimization/70786
22812 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
22813 * calls.c (initialize_argument_information): Bind bounds
22814 with corresponding args passed by reference.
22816 2016-05-10 Jakub Jelinek <jakub@redhat.com>
22819 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
22820 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
22821 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
22824 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22827 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
22828 code for a zero scale factor.
22829 (vsx_xvcvdpuxds_scale): Likewise.
22831 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22833 * diagnostic-show-locus.c (layout::layout): Call show_ruler
22834 if show_ruler_p was set on the context.
22835 (layout::show_ruler): New method.
22836 * diagnostic.h (struct diagnostic_context): Add field
22839 2016-05-10 Richard Biener <rguenther@suse.de>
22841 PR tree-optimization/71039
22842 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
22843 (chk_uses): New function.
22844 (propagate_with_phi): Verify we can safely replicate the lhs of an
22845 aggregate assignment on all incoming edges.
22847 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
22849 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
22851 (rx_atomic_sequence): New class.
22852 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
22853 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
22855 (rx_atomic_sequence::rx_atomic_sequence,
22856 rx_atomic_sequence::~rx_atomic_sequence): New functions.
22857 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
22858 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
22859 CTRLREG_INTB): New constants.
22860 (FETCHOP): New code iterator.
22861 (fethcop_name, fetchop_name2): New iterator code attributes.
22862 (QIHI): New mode iterator.
22863 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
22864 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
22865 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
22867 2016-05-10 Martin Liska <mliska@suse.cz>
22869 * tree-inline.c (remap_dependence_clique): Do not remap
22870 debugging statements.
22872 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22874 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
22875 ("*fixuns_truncdfdi2_z13")
22876 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
22877 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
22878 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
22880 2016-05-10 Richard Biener <rguenther@suse.de>
22882 PR tree-optimization/70497
22883 PR tree-optimization/28367
22884 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
22886 (visit_reference_op_load): ... here.
22887 (vn_reference_lookup_3): Use it to handle subreg-like accesses
22888 with simplified BIT_FIELD_REFs.
22889 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
22890 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
22893 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22895 * dwarf2out.c (add_abstract_origin_attribute): Adjust
22896 documentation comment. For BLOCK nodes, add a
22897 DW_AT_abstract_origin attribute that points to the DIE generated
22898 for the origin BLOCK.
22899 (gen_lexical_block_die): Call add_abstract_origin_attribute for
22900 blocks from inlined functions.
22902 2016-05-10 Alan Modra <amodra@gmail.com>
22905 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
22906 regrename modifying insns saving lr before __morestack call.
22907 * config/rs6000/rs6000.md (split_stack_return): Similarly for
22908 insns restoring lr after __morestack call.
22910 2016-05-09 Jakub Jelinek <jakub@redhat.com>
22912 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
22913 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
22915 * config/i386/sse.md (vec_interleave_high<mode>,
22916 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
22917 <avx512>_vpermt2var<mode>3_maskz): Likewise.
22919 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22921 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
22922 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
22923 parallel reassociation for power8 and forward.
22925 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
22927 * config/i386/i386.md (absneg splitters with general regs): Use
22928 general_reg_operand predicate.
22929 (btsq peephole2): Use x86_64_immediate_operand to check if new
22930 value is suitable for immediate operand. Generate emitted insn
22931 using RTL expressions.
22932 (btcq peephole2): Ditto.
22933 (btrq peephole2): Ditto. Generate correct immediate operand
22936 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22938 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
22941 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
22943 * tree-affine.c (wide_int_constant_multiple_p): Add missing
22944 pointer dereference.
22946 2016-05-09 Richard Biener <rguenther@suse.de>
22948 PR tree-optimization/70985
22949 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
22950 op0 isn't a gimple register.
22952 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
22954 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
22955 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
22956 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
22957 (i6400_fpu_mult): New cpu units.
22958 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
22959 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
22960 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
22961 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
22962 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
22963 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
22964 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
22965 (i6400_msa_long_float4, i6400_msa_long_float5)
22966 (i6400_msa_long_float8, i6400_msa_fdiv_df)
22967 (i6400_msa_fdiv_sf): New reservations.
22968 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
22969 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
22970 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
22971 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
22972 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
22973 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
22974 (msa_short_cmp, msa_short_float2, msa_short_logic3)
22975 (msa_short_store4, msa_long_load, msa_short_store)
22976 (msa_long_logic, msa_long_float2, msa_long_float4)
22977 (msa_long_float5, msa_long_float8, msa_long_mult)
22978 (msa_long_fdiv, msa_long_div): New reservations.
22980 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
22981 Sameera Deshpande <sameera.deshpande@imgtec.com>
22982 Matthew Fortune <matthew.fortune@imgtec.com>
22983 Graham Stott <graham.stott@imgtec.com>
22984 Chao-ying Fu <chao-ying.fu@imgtec.com>
22986 * config.gcc: Add MSA header file for mips*-*-* target.
22987 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
22988 (Ubv8i, Urv8): New constraints.
22989 * config/mips/mips-ftypes.def: Add function types for MSA
22991 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
22992 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
22993 * config/mips/mips-msa.md: New file.
22994 * config/mips/mips-protos.h
22995 (mips_split_128bit_const_insns): New prototype.
22996 (mips_msa_idiv_insns): Likewise.
22997 (mips_split_128bit_move): Likewise.
22998 (mips_split_128bit_move_p): Likewise.
22999 (mips_split_msa_copy_d): Likewise.
23000 (mips_split_msa_insert_d): Likewise.
23001 (mips_split_msa_fill_d): Likewise.
23002 (mips_expand_msa_branch): Likewise.
23003 (mips_const_vector_same_val_p): Likewise.
23004 (mips_const_vector_same_bytes_p): Likewise.
23005 (mips_const_vector_same_int_p): Likewise.
23006 (mips_const_vector_shuffle_set_p): Likewise.
23007 (mips_const_vector_bitimm_set_p): Likewise.
23008 (mips_const_vector_bitimm_clr_p): Likewise.
23009 (mips_msa_vec_parallel_const_half): Likewise.
23010 (mips_msa_output_division): Likewise.
23011 (mips_ldst_scaled_shift): Likewise.
23012 (mips_expand_vec_cond_expr): Likewise.
23013 * config/mips/mips.c (enum mips_builtin_type): Add
23014 MIPS_BUILTIN_MSA_TEST_BRANCH.
23015 (mips_gen_const_int_vector_shuffle): New prototype.
23016 (mips_const_vector_bitimm_set_p): New function.
23017 (mips_const_vector_bitimm_clr_p): Likewise.
23018 (mips_const_vector_same_val_p): Likewise.
23019 (mips_const_vector_same_bytes_p): Likewise.
23020 (mips_const_vector_same_int_p): Likewise.
23021 (mips_const_vector_shuffle_set_p): Likewise.
23022 (mips_symbol_insns): Forbid loading symbols via immediate for
23024 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
23026 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
23028 (mips_lx_address_p): Add support load indexed address for MSA.
23029 (mips_address_insns): Add calculation of instructions needed for
23030 stores and loads for MSA.
23031 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
23032 CONST_VECTOR for MSA and let it fall through.
23033 (mips_ldst_scaled_shift): New function.
23034 (mips_subword_at_byte): Likewise.
23035 (mips_msa_idiv_insns): Likewise.
23036 (mips_legitimize_move): Validate MSA moves.
23037 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
23038 calculation of costs for MSA division.
23039 (mips_split_move_p): Check if MSA moves need splitting.
23040 (mips_split_move): Split MSA moves if necessary.
23041 (mips_split_128bit_move_p): New function.
23042 (mips_split_128bit_move): Likewise.
23043 (mips_split_msa_copy_d): Likewise.
23044 (mips_split_msa_insert_d): Likewise.
23045 (mips_split_msa_fill_d): Likewise.
23046 (mips_output_move): Handle MSA moves.
23047 (mips_expand_msa_branch): New function.
23048 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
23049 Reinstate 'y' modifier.
23050 (mips_file_start): Add MSA .gnu_attribute.
23051 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
23053 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
23054 (mips_class_max_nregs): Add register size for MSA supported mode.
23055 (mips_cannot_change_mode_class): Allow conversion between MSA
23056 vector modes and TImode.
23057 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
23059 (mips_secondary_reload_class): Force MSA loads/stores via memory.
23060 (mips_preferred_simd_mode): Add preffered modes for MSA.
23061 (mips_vector_mode_supported_p): Add MSA supported modes.
23062 (mips_autovectorize_vector_sizes): New function.
23063 (mips_msa_output_division): Likewise.
23064 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
23065 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
23066 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
23067 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
23068 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
23069 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
23070 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
23071 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
23072 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
23073 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
23074 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
23075 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
23076 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
23077 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
23078 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
23079 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
23080 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
23081 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
23082 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
23083 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
23084 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
23085 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
23086 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
23087 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
23088 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
23089 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
23090 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
23091 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
23092 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
23093 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
23094 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
23095 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
23096 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
23097 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
23098 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
23099 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
23100 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
23101 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
23102 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
23103 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
23104 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
23105 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
23106 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
23107 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
23108 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23109 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23110 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23111 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23112 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23113 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23114 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23115 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23116 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
23117 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
23118 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
23119 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
23120 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
23121 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
23122 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
23123 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
23124 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
23125 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
23126 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
23127 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
23128 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
23129 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
23130 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
23131 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
23132 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
23133 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
23134 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
23135 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
23136 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
23137 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
23138 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
23139 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
23140 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
23141 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
23142 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
23143 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
23144 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
23145 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
23146 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
23147 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
23148 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
23149 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
23150 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
23151 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
23152 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
23153 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
23154 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
23155 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
23156 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
23157 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
23158 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
23159 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
23160 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
23161 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
23162 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
23163 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
23164 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
23165 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
23166 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
23167 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
23168 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
23169 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
23170 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
23171 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
23172 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
23173 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
23174 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
23175 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
23176 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
23177 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
23178 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
23179 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
23180 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23181 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23182 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23183 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23184 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23185 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23186 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23187 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23188 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23189 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23190 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23191 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23192 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23193 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23194 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23195 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23196 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23197 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23198 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23199 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23200 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23201 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23202 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23203 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23204 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23205 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23206 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23207 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23208 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23209 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23210 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23211 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23212 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23213 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23214 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23216 (mips_get_builtin_decl_index): New array.
23217 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23218 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23219 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23220 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23221 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23223 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23225 (mips_expand_builtin_insn): Prepare operands for
23226 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23227 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23228 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23229 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23230 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23231 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23232 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23233 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23234 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23235 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23236 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23237 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23238 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23239 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23240 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23241 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23242 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23243 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23244 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23245 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23246 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23247 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23248 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23249 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23250 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23251 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23252 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23253 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23254 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23255 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23256 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23257 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23258 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23259 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23260 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23261 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23262 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23263 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23264 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23265 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23266 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23267 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23268 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23269 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23270 These are set implicitly and an error is reported if overridden.
23271 (mips_expand_builtin_msa_test_branch): New function.
23272 (mips_expand_msa_shuffle): Likewise.
23273 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
23274 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
23275 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
23276 (mips_expand_vec_unpack): Add support for MSA.
23277 (mips_expand_vector_init): Likewise.
23278 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
23279 instead of const0_rtx.
23280 (mips_msa_vec_parallel_const_half): New function.
23281 (mips_gen_const_int_vector): Likewise.
23282 (mips_gen_const_int_vector_shuffle): Likewise.
23283 (mips_expand_msa_cmp): Likewise.
23284 (mips_expand_vec_cond_expr): Likewise.
23285 * config/mips/mips.h
23286 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
23287 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
23289 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
23290 (ISA_HAS_MSA): New macro.
23291 (UNITS_PER_MSA_REG): Likewise.
23292 (BITS_PER_MSA_REG): Likewise.
23293 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
23294 (MSA_REG_FIRST): New macro.
23295 (MSA_REG_LAST): Likewise.
23296 (MSA_REG_NUM): Likewise.
23297 (MSA_REG_P): Likewise.
23298 (MSA_REG_RTX_P): Likewise.
23299 (MSA_SUPPORTED_MODE_P): Likewise.
23300 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
23301 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
23302 * config/mips/mips.md: Include mips-msa.md.
23303 (alu_type): Add simd_add.
23304 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
23305 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
23306 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
23307 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
23308 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
23309 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
23310 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
23311 simd_move, simd_load, simd_store. Choose "multi" for moves
23313 (qword_mode): New attribute.
23314 (insn_count): Add instruction count for quad moves.
23315 Increase the count for MIPS SIMD division.
23316 (UNITMODE): Add UNITMODEs for vector types.
23317 (addsub): New code iterator.
23318 * config/mips/mips.opt (mmsa): New option.
23319 * config/mips/msa.h: New file.
23320 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
23322 * config/mips/mti-linux.h: Likewise.
23323 * config/mips/predicates.md
23324 (const_msa_branch_operand): New constraint.
23325 (const_uimm3_operand): Likewise.
23326 (const_uimm4_operand): Likewise.
23327 (const_uimm5_operand): Likewise.
23328 (const_uimm8_operand): Likewise.
23329 (const_imm5_operand): Likewise.
23330 (aq10b_operand): Likewise.
23331 (aq10h_operand): Likewise.
23332 (aq10w_operand): Likewise.
23333 (aq10d_operand): Likewise.
23334 (const_m1_operand): Likewise.
23335 (reg_or_m1_operand): Likewise.
23336 (const_exp_2_operand): Likewise.
23337 (const_exp_4_operand): Likewise.
23338 (const_exp_8_operand): Likewise.
23339 (const_exp_16_operand): Likewise.
23340 (const_vector_same_val_operand): Likewise.
23341 (const_vector_same_simm5_operand): Likewise.
23342 (const_vector_same_uimm5_operand): Likewise.
23343 (const_vector_same_uimm6_operand): Likewise.
23344 (const_vector_same_uimm8_operand): Likewise.
23345 (par_const_vector_shf_set_operand): Likewise.
23346 (reg_or_vector_same_val_operand): Likewise.
23347 (reg_or_vector_same_simm5_operand): Likewise.
23348 (reg_or_vector_same_uimm6_operand): Likewise.
23349 * doc/extend.texi (MIPS SIMD Architecture Functions): New
23351 * doc/invoke.texi (-mmsa): Document new option.
23353 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23355 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
23356 * configure: Regenerate.
23357 * config.in: Regenerate.
23358 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
23359 on -fvtable-verify.
23360 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
23361 (ENDFILE_VTV_SPEC): Define.
23363 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
23365 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
23366 registers in all interrupt handlers if necessary.
23367 (rl78_option_override): Add warning.
23368 (MUST_SAVE_MDUC_REGISTERS): New macro.
23369 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
23370 * config/rl78/rl78.c (check_mduc_usage): New function.
23371 (mduc_regs): New structure to hold MDUC register data.
23372 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
23373 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
23374 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
23375 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
23376 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
23377 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
23379 2016-05-09 Bin Cheng <bin.cheng@arm.com>
23381 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
23382 (tree-ssa-loop-niter.h): Ditto.
23383 (idx_within_array_bound, ref_within_array_bound): New functions.
23384 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
23385 Factor out check on writable base object to ...
23386 (base_object_writable): ... here.
23388 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23390 * config/arm/arm.md (probe_stack): Add modes to set source
23393 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
23395 * regrename.c (base_reg_class_for_rename): New static function.
23396 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
23398 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
23400 * cgraph.c (thunk_adjust): Export.
23401 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
23402 * cgraphunit.c (thunk_adjust): Export.
23403 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
23405 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
23407 * tree-inline.c (expand_call_inline): Expand thunks inline.
23409 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
23412 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
23413 (*sse2_vd_cvtss2sd): Ditto.
23414 * config/i386/i386.md
23415 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
23416 Generate *sse2_vd_cvtsd2ss pattern.
23417 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
23418 Generate *sse2_vd_cvtss2sd pattern.
23420 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23422 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
23423 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
23426 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23428 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
23429 * config/sh/sh.c: Define and declare variables on first use throughout
23431 (current_function_interrupt): Change to bool type.
23432 (frame_insn): Rename to emit_frame_insn and update users.
23433 (push_regs): Use bool for 'interrupt_handler' argument.
23434 (save_schedule_s): Remove.
23435 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
23436 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
23437 targetm.asm_out.unaligned_op.di.
23438 (gen_far_branch): Remove redundant forward declaration.
23439 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
23440 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
23441 (sh_set_return_address, sh_function_ok_for_sibcall,
23442 scavenge_reg): Update comments.
23443 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
23444 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
23445 (sh_attr_renesas_p): Remove unnecessary parentheses.
23446 (branch_dest): Simplify.
23447 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
23448 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
23449 (CUMULATIVE_ARGS): Change macro to typedef.
23450 (current_function_interrupt): Change to bool type.
23451 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
23452 Surround with __cplusplus ifdef.
23453 (sh_compare_op0, sh_compare_op1): Remove.
23454 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
23456 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
23458 * config/arm/arm.md (arch): Add neon.
23459 (arch_enabled): Return yes for arch neon when TARGET_NEON.
23460 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
23461 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
23462 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
23463 attributes for alt renumbering. Mark alt 3 as non-predicable.
23464 (thumb2_movdf_vfp): Likewise.
23466 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
23468 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
23469 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
23470 (*andqi_1): Add preferred_for_speed attribute to disparage
23471 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
23472 (*<code>qi_1): Ditto.
23473 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
23474 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
23475 (*ashlqi3_1): Ditto.
23476 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
23477 Add preferred_for_size attribute to disparage alternative 0 and
23478 preferred_for_speed attribute to disparage alternative 1 for
23479 TARGET_PARTIAL_REG_STALL targets.
23481 2016-05-07 Tom de Vries <tom@codesourcery.com>
23483 PR tree-optimization/70956
23484 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
23487 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
23489 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
23490 * config/sh/sh.c (sh_cbranch_distance): Implement it.
23491 * config/sh/sh.md (branch_zero): Remove define_attr.
23492 (define_delay): Disable delay slot if branch distance is one insn.
23494 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23496 * config/i386/i386.md (LEAMODE): New mode attribute.
23497 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
23498 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
23499 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
23500 operand 2 predicate.
23501 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
23502 (*lea<mode>_general_3): Ditto.
23503 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
23505 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23507 * genmddump.c (main): Convert argv from char ** to const char **.
23509 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23511 * coretypes.h (OVERRIDE): New macro.
23512 (FINAL): New macro.
23514 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
23516 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
23517 allow coalescing if the types are compatible.
23519 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23521 * pass_manager.h (pass_manager::register_pass_name): New method.
23522 (pass_manager::get_pass_by_name): New method.
23523 (pass_manager::create_pass_tab): New method.
23524 (pass_manager::m_name_to_pass_map): New field.
23525 * passes.c (name_to_pass_map): Delete global in favor of field
23526 "m_name_to_pass_map" of pass_manager.
23527 (register_pass_name): Rename from a function to...
23528 (pass_manager::register_pass_name): ...this method, updating
23529 for renaming of global "name_to_pass_map" to field
23530 "m_name_to_pass_map".
23531 (create_pass_tab): Rename from a function to...
23532 (pass_manager::create_pass_tab): ...this method, updating
23533 for renaming of global "name_to_pass_map" to field.
23534 (get_pass_by_name): Rename from a function to...
23535 (pass_manager::get_pass_by_name): ...this method.
23536 (enable_disable_pass): Convert use of get_pass_by_name to
23537 a method call, locating the pass_manager singleton.
23539 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23541 * genattr-common.c (main): Convert argv from char ** to const char **.
23542 * genattr.c (main): Likewise.
23543 * genattrtab.c (main): Likewise.
23544 * genautomata.c (initiate_automaton_gen): Likewise.
23546 * gencodes.c (main): Likewise.
23547 * genconditions.c (main): Likewise.
23548 * genconfig.c (main): Likewise.
23549 * genconstants.c (main): Likewise.
23550 * genemit.c (main): Likewise.
23551 * genenums.c (main): Likewise.
23552 * genextract.c (main): Likewise.
23553 * genflags.c (main): Likewise.
23554 * genmddeps.c (main): Likewise.
23555 * genopinit.c (main): Likewise.
23556 * genoutput.c (main): Likewise.
23557 * genpeep.c (main): Likewise.
23558 * genpreds.c (main): Likewise.
23559 * genrecog.c (main): Likewise.
23560 * gensupport.c (init_rtx_reader_args_cb): Likewise.
23561 (init_rtx_reader_args): Likewise.
23562 * gensupport.h (init_rtx_reader_args_cb): Likewise.
23563 (init_rtx_reader_args): Likewise.
23564 * gentarget-def.c (main): Likewise.
23565 * read-md.c (read_md_files): Likewise.
23566 * read-md.h (read_md_files): Likewise.
23568 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23570 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
23571 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
23572 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
23573 Remove unused predicate.
23574 (register_and_not_fp_reg_operand): Ditto.
23576 2016-05-06 Martin Liska <mliska@suse.cz>
23578 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
23579 instead of vec as the vector is local to the function.
23581 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23583 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
23584 avx512bw alternative.
23586 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
23587 before the ashr<mode>3 pattern.
23589 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
23590 v instead of x in vex or maybe_vex alternatives, use
23591 maybe_evex instead of vex in prefix.
23593 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
23594 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
23595 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
23596 in vex or maybe_vex alternatives, use maybe_evex instead of vex
23599 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
23600 v instead of x in vex or maybe_vex alternatives, use
23601 maybe_evex instead of vex in prefix.
23603 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
23604 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
23605 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
23606 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
23607 alternatives, use maybe_evex instead of vex in prefix.
23609 * config/i386/sse.md (vec_interleave_lowv4sf,
23610 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
23611 v instead of x in vex or maybe_vex alternatives, use
23612 maybe_evex instead of vex in prefix.
23614 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
23615 v instead of x in vex or maybe_vex alternatives, use
23616 maybe_evex instead of vex in prefix.
23618 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
23619 v constraint instead of x.
23621 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
23623 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
23624 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
23627 2016-05-06 Richard Biener <rguenther@suse.de>
23629 PR tree-optimization/70948
23630 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
23631 Properly clobber all fields of va_list for __builtin_va_start.
23633 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
23636 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
23637 loop latch destination.
23639 2016-05-06 Martin Liska <mliska@suse.cz>
23641 * tree-ssa-uninit.c: Apply manual changes
23642 to the GNU coding style.
23643 (prune_uninit_phi_opnds): Rename from
23644 prune_uninit_phi_opnds_in_unrealizable_paths.
23646 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23648 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
23649 mspace): Remove deprecated options.
23650 * doc/invoke.texi (SH options): Remove -mspace.
23652 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23654 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
23656 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23658 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
23659 corresponding combine split pattern.
23661 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23664 * config/sh/predicates.md (long_displacement_mem_operand): New.
23665 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
23666 Add movi20, movi20s alternatives. Adjust length attribute for
23668 (movsi_ie): Allow for any FPU. Adjust length attribute for
23670 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
23671 attribute for alternatives.
23672 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
23673 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
23674 length attribute for alternatives.
23676 2016-05-06 Richard Biener <rguenther@suse.de>
23678 PR tree-optimization/70960
23679 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
23681 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23684 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
23685 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
23687 2016-05-06 Marek Polacek <polacek@redhat.com>
23690 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
23692 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23695 * config/sh/sh.md (*rotcr): Add another variant.
23697 2016-05-06 Richard Biener <rguenther@suse.de>
23699 PR middle-end/70931
23700 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
23702 2016-05-06 Richard Biener <rguenther@suse.de>
23704 PR middle-end/70941
23705 * fold-const.c (split_tree): Always convert to the original type
23708 2016-05-06 Richard Biener <rguenther@suse.de>
23710 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
23711 (fwprop_addr): Likewise.
23713 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23716 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
23718 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
23719 * config/i386/i386.md (push mem splitter): Use find_constant_src in
23720 the splitter condition.
23721 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
23722 the splitter condition.
23723 (FP float_extend load splitter): Ditto.
23725 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
23727 * config/i386/i386.md (peehole2 patterns): Change true_regnum
23728 to REGNO in all peephole2 patterns.
23729 (post-reload splitters): Change true_regnum to REGNO in
23730 post-reload splitters.
23731 (zero_extend splitters): Use general_reg_operand and
23732 nonimmediate_gr_operand predicates.
23734 2016-05-05 Jakub Jelinek <jakub@redhat.com>
23736 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
23737 v constraint instead of x.
23739 2016-05-05 Alan Modra <amodra@gmail.com>
23742 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
23743 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
23744 TARGET_NO_FP_IN_TOC for -mrelocatable.
23745 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
23746 TARGET_RELOCATABLE test.
23747 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23748 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23749 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23750 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23751 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23752 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23753 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23754 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23755 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
23756 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23758 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
23759 (rs6000_stack_info): Likewise.
23760 (rs6000_elf_asm_out_constructor): Likewise.
23761 (rs6000_elf_asm_out_destructor): Likewise.
23762 (rs6000_elf_declare_function_name): Likewise.
23763 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
23764 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
23767 2016-05-05 Alan Modra <amodra@gmail.com>
23769 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
23771 2016-05-05 Alan Modra <amodra@gmail.com>
23773 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
23774 out-of-line gpr restore for one or two regs if that would add
23777 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
23780 * config/i386/i386.md
23781 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
23782 Change to post-epilogue_completed late splitter. Use sse_reg_operand
23783 as operand 0 predicate.
23784 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
23786 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
23787 Ditto. Emit the pattern using RTX.
23789 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
23790 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
23791 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
23792 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
23794 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
23795 sse_reg_operand as operand 0 predicate.
23797 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
23798 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
23799 instead of gen_rtx_REG.
23800 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
23803 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23805 * function.c (emit_use_return_register_into_block): Delete.
23806 (gen_return_pattern): Delete.
23807 (emit_return_into_block): Delete.
23808 (active_insn_between): Delete.
23809 (convert_jumps_to_returns): Delete.
23810 (emit_return_for_exit): Delete.
23811 (thread_prologue_and_epilogue_insns): Delete all code dealing with
23812 simple_return for shrink-wrapped blocks.
23813 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
23814 end of blocks that need one.
23815 (get_unconverted_simple_return): Delete.
23816 (convert_to_simple_return): Delete.
23817 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
23818 (convert_to_simple_return): Ditto.
23820 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23822 * cfgcleanup.c (bb_is_just_return): New function.
23823 (try_optimize_cfg): Simplify jumps to return, branches to return,
23824 and branches around return.
23826 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23828 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
23829 branch to a return.
23831 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23835 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
23836 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
23837 assert flags & OEP_HASH_CHECK, instead of asserting it
23838 never happens. Handle TARGET_EXPR.
23839 * fold-const.c (operand_equal_p): For hash verification,
23840 or in OEP_HASH_CHECK into flags.
23842 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
23844 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
23846 (compute_samebase_partition_bases): Fix typo.
23848 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23850 * config/i386/sse.md (vec_interleave_highv8sf,
23851 vec_interleave_lowv8sf, vec_interleave_highv4df,
23852 vec_interleave_lowv4df): Remove constraints from expanders.
23854 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
23856 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23858 * tree-inline.c (expand_call_inline): Fix path dealing with
23859 making lhs of call statement undefined.
23861 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23863 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
23864 Check availability on NODE, too.
23865 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
23866 (cgraph_node::call_for_symbol_and_aliases): Likewise.
23867 (varpool_node::call_for_symbol_and_aliase): Likewise.
23868 * ipa-pure-const.c (add_new_function): Analyze all bodies.
23869 (propagate_pure_const): Propagate across interposable functions, too.
23870 (skip_function_for_local_pure_const): Do not skip interposable bodies
23872 (pass_local_pure_const::execute): Update.
23874 2016-05-04 Marek Polacek <polacek@redhat.com>
23876 * doc/invoke.texi: Document -Wdangling-else.
23878 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23880 * config.gcc: Error out when conflicting multilib is detected. Do not
23881 loop over multilibs since no combination is legal.
23883 2016-05-04 Alan Modra <amodra@gmail.com>
23885 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
23886 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
23887 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23890 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
23892 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
23893 Clean up p5600 comments.
23895 2016-05-04 Richard Biener <rguenther@suse.de>
23897 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
23898 constructor simplifications.
23899 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
23901 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
23903 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
23904 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
23905 result.set_rtx is null instead of aborting.
23906 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
23908 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
23909 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
23910 *mov<mode>_store_postinc): New patterns.
23912 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
23914 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
23915 as commutative. Check both conversions are NOP.
23916 ((A & B) OP (C & B)): Remove.
23918 2016-05-04 Alan Modra <amodra@gmail.com>
23920 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
23922 2016-05-04 Alan Modra <amodra@gmail.com>
23925 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
23926 when cr2,3,4 are all fixed regs.
23928 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
23930 PR rtl-optimization/57193
23931 * opts.c (default_options_table): Revert OPT_frename_registers change.
23932 * doc/invoke.texi (-frename-registers, -O2): Likewise.
23934 2016-05-03 Martin Sebor <msebor@redhat.com>
23937 * builtins.c (fold_builtin_FILE): New function.
23938 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
23939 (fold_builtin_0): Call them.
23940 * gimplify.c (gimplify_call_expr): Remove the handling of
23941 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
23944 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
23945 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
23949 * doc/extend.texi (Function Names as Strings): Update __func__,
23950 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
23953 2016-05-03 Jakub Jelinek <jakub@redhat.com>
23954 Richard Biener <rguenther@suse.de>
23956 PR tree-optimization/70916
23957 * tree-if-conv.c: Include cfganal.h.
23958 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
23959 and remove_fake_exit_edges around the optimization pass.
23961 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
23963 * cgraph.c (symbol_table::create_edge): Set inline_failed.
23964 (cgraph_edge::make_direct): Likewise.
23965 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
23966 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
23967 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
23968 (CIF_THUNK): New code.
23969 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
23970 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
23971 (compute_inline_parameters): Set inline_failed for thunks.
23972 (inline_analyze_function): Cleanup.
23973 * ipa-inline.c (can_inline_edge_p): Do not deal with
23974 call_stmt_cannot_inline_p.
23975 (can_early_inline_edge_p): Likewise.
23976 (early_inliner): Initialize inline_failed.
23977 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
23979 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
23981 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
23982 from nonimm_ssenomem_operand.
23983 (nonimm_ssenomem_operand): New predicate.
23984 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
23985 as operand 0 predicate.
23986 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
23987 Disable unsupported alternatives using "enabled" attribute.
23988 Use register_ssemem_operand as operand 0 predicate.
23989 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
23991 2016-05-03 Marek Polacek <polacek@redhat.com>
23994 * input.c (expansion_point_location): New function.
23995 * input.h (expansion_point_location): Declare.
23997 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
23999 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
24000 occurence with frame_offset_ ones.
24002 2016-05-03 Alan Modra <amodra@gmail.com>
24004 PR rtl-optimization/70890
24005 * ira.c (combine_and_move_insns): When moving def_insn, remove
24006 equivs on use_insn.
24008 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
24010 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
24011 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
24012 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
24013 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
24015 2016-05-03 Alan Modra <amodra@gmail.com>
24017 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
24018 for SAVE_MULTIPLE/STORE_MULTIPLE.
24020 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24022 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
24023 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
24025 2016-05-03 Richard Biener <rguenther@suse.de>
24027 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
24029 (gimplify_arg): Likewise.
24030 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
24031 re-writing the result to a decl if required.
24032 (internal_get_tmp_var): Add allow_ssa parameter
24033 and override into_ssa with it.
24034 (get_formal_tmp_var): Adjust.
24035 (get_initialized_tmp_var): Add allow_ssa parameter.
24036 (gimplify_arg): Add allow_ssa parameter and avoid generating
24037 SSA names for the result false.
24038 (gimplify_call_expr): If the call may return twice do not
24039 gimplify parameters into SSA.
24040 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
24041 (gimplify_modify_expr): Adjust assert. For noreturn calls
24042 with a SSA name LHS adjust its def.
24043 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
24044 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
24045 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
24046 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
24047 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
24048 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
24049 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
24050 (optimize_target_teams): Do not allow SSA names for clause operands.
24051 (gimplify_expr): Likewise for where we mark the result addressable.
24052 * passes.def (pass_init_datastructures): Remove.
24053 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
24054 (rewrite_stmt): Likewise.
24055 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
24056 (replace_locals_op): Replace SSA names.
24057 (copy_gimple_seq_and_replace_locals): Init src_cfun.
24058 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
24059 * cgraph.c (release_function_body): Free CFG annotations only
24060 when we have a CFG. Simplify.
24061 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
24062 force_gimple_operand instead of get_initialized_tmp_var.
24063 * tree-pass.h (make_pass_init_datastructures): Remove.
24064 * tree-ssa.c (execute_init_datastructures): Remove.
24065 (pass_data_init_datastructures): Likewise.
24066 (class pass_init_datastructures): Likewise.
24067 (make_pass_init_datastructures): Likewise.
24068 * omp-low.c (create_omp_child_function): Init SSA data structures.
24069 (grid_expand_target_grid_body): Likewise.
24070 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
24071 name before adding it to names_to_release.
24072 (remove_bb): Always release SSA defs.
24073 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
24074 before dereferencing it.
24075 * cgraphunit.c (init_lowered_empty_function): Always
24076 int SSA data structures.
24077 * tree-ssanames.c (release_defs): Remove assert that we are in
24079 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
24081 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24082 Uros Bizjak <ubizjak@gmail.com>
24084 PR rtl-optimization/70467
24085 * config/i386/predicates.md (x86_64_hilo_int_operand,
24086 x86_64_hilo_general_operand): New predicates.
24087 * config/i386/constraints.md (Wd): New constraint.
24088 * config/i386/i386.md (mode attr di): Use Wd instead of e.
24089 (general_hilo_operand): New mode attr.
24090 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
24091 instead of <general_operand>.
24092 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
24093 x86_64_hilo_general_operand instead of <general_operand>.
24095 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24097 PR tree-optimization/70916
24098 * tree-if-conv.c (constant_or_ssa_name): Removed.
24099 (fold_build_cond_expr): Use is_gimple_val instead of
24100 constant_or_ssa_name.
24102 PR tree-optimization/70916
24103 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
24104 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
24107 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
24108 (optimize_atomic_bit_test_and): New function.
24109 (pass_fold_builtins::execute): Use it.
24110 * optabs.def (atomic_bit_test_and_set_optab,
24111 atomic_bit_test_and_complement_optab,
24112 atomic_bit_test_and_reset_optab): New optabs.
24113 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
24114 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
24115 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
24116 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
24117 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
24118 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
24119 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
24120 * doc/md.texi (atomic_bit_test_and_set@var{mode},
24121 atomic_bit_test_and_complement@var{mode},
24122 atomic_bit_test_and_reset@var{mode}): Document.
24123 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
24124 atomic_bit_test_and_complement<mode>,
24125 atomic_bit_test_and_reset<mode>): New expanders.
24126 (atomic_bit_test_and_set<mode>_1,
24127 atomic_bit_test_and_complement<mode>_1,
24128 atomic_bit_test_and_reset<mode>_1): New insns.
24130 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
24132 PR rtl-optimization/70687
24133 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
24134 instead of unsigned HOST_WIDE_INT.
24136 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
24138 PR rtl-optimization/44281
24139 * hard-reg-set.h (struct target_hard_regs): New field
24140 x_fixed_nonglobal_reg_set.
24141 (fixed_nonglobal_reg_set): New macro.
24142 * reginfo.c (init_reg_sets_1): Initialize it.
24143 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
24145 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
24147 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24149 PR tree-optimization/56541
24150 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
24151 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
24152 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
24153 (any_complicated_phi): new static variable.
24154 (aggressive_if_conv): delete.
24155 (if_convertible_phi_p): support phis with more than two arguments.
24156 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
24157 critical pred edges.
24158 (ifcvt_split_critical_edges): support phis with more than two
24159 arguments by checking new parameter. only split critical edges
24161 (tree_if_conversion): handle simd pragma marked loop using new
24162 local variable aggressive_if_conv. check any_complicated_phi.
24164 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24166 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
24169 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24171 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
24174 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
24176 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
24177 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
24178 define_insn_and_split.
24179 (mulsi3_i): New define_insn_and_split.
24180 (mulsi3_call): Convert to define_insn.
24181 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24182 Remove constraints.
24184 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24186 * machmode.h (mode_complex): Add support to give the complex mode
24188 (GET_MODE_COMPLEX_MODE): Likewise.
24189 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24190 stored by build_complex_type and gfc_build_complex_type instead of
24191 trying to figure out the appropriate mode based on the size. Raise
24192 an assertion error, if the type was not set.
24193 * genmodes.c (struct mode_data): Add field for the complex type of
24195 (blank_mode): Likewise.
24196 (make_complex_modes): Remember the complex mode created in the
24198 (emit_mode_complex): Write out the mode_complex array to map a
24199 type mode to the complex version.
24200 (emit_insn_modes_c): Likewise.
24201 * tree.c (build_complex_type): Set the complex type to use before
24202 calling layout_type.
24203 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24204 support for __float128 complex datatypes.
24205 (rs6000_hard_regno_mode_ok): Likewise.
24206 (rs6000_setup_reg_addr_masks): Likewise.
24207 (rs6000_complex_function_value): Likewise.
24208 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24209 __float128 and __ibm128 complex.
24210 (FLOAT128_IBM_P): Likewise.
24211 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24212 * doc/extend.texi (Additional Floating Types): Document that
24213 -mfloat128 must be used to enable __float128. Document complex
24214 __float128 and __ibm128 support.
24216 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24219 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24220 char/short arguments promoted to int because of promote_prototypes.
24222 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24224 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24225 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24226 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24227 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24228 alternatives using "enabled" attribute. Use register_ssemem_operand
24229 as operand 1 predicate.
24230 (*cmpi<unord>xf_i387): Split XFmode pattern from
24231 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24232 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24233 *absneg<mode>2_i387. Disable unsupported alternatives using
24234 "enabled" attribute.
24235 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24237 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24239 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24241 (oacc_loop_process): Check mask for loop termination.
24243 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24245 * cif-code.def (CIF_THUNK): Add.
24246 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24249 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24251 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24252 (dump_inline_summary): Dump it.
24253 (fp_expression_p): New predicate.
24254 (estimate_function_body_sizes): Use it.
24255 (inline_merge_summary): Merge fp_expressions.
24256 (inline_read_section): Read fp_expressions.
24257 (inline_write_summary): Write fp_expressions.
24258 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24259 codegen boundary if either caller or callee is !fp_expressions.
24260 * ipa-inline.h (inline_summary): Add fp_expressions.
24261 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24262 to fp_expressions be sure the fp generation flags are updated.
24264 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24266 PR rtl-optimization/70467
24267 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24269 PR rtl-optimization/70467
24270 * ipa-pure-const.c (check_call): Handle internal calls even in
24271 ipa mode like in local mode.
24273 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24275 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
24277 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24279 * match.pd (X u< X, X u> X): New transformations.
24281 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24283 * flag-types.h (enum warn_strict_overflow_code): Move ...
24284 * coretypes.h: ... here.
24285 * fold-const.h (fold_overflow_warning): Declare.
24286 * fold-const.c (fold_overflow_warning): Make non-static.
24287 (fold_comparison): Move the transformation of X +- C1 CMP C2
24288 into X CMP C2 -+ C1 ...
24289 * match.pd: ... here.
24290 * gimple-fold.c (fold_stmt_1): Protect with
24291 fold_defer_overflow_warnings.
24293 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24295 * omp-low.c (struct oacc_loop): Add 'inner' field.
24296 (new_oacc_loop_raw): Initialize it to zero.
24297 (oacc_loop_fixed_partitions): Initialize it.
24298 (oacc_loop_auto_partitions): Partition outermost loop to outermost
24299 available partitioning.
24301 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24303 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
24305 (umulsidi3): Likewise.
24306 (indirect_jump): Fix jump instruction assembly patterns.
24308 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
24311 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
24312 (nvptx_function_value): Assert non-NULL cfun.
24314 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
24316 PR rtl-optimization/70886
24317 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
24319 * cselib.h (rtx_equal_for_cselib_1): Declare.
24320 (rtx_equal_for_cselib_p: New inline function.
24321 * cselib.c (rtx_equal_for_cselib_p): Delete.
24322 (rtx_equal_for_cselib_1): Make public.
24324 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24326 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
24327 (register_mixssei387nonimm_operand): Remove predicate.
24328 * config/i386/i386.md (*fop_<mode>_comm): Merge from
24329 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
24330 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
24331 for TARGET_MIX_SSE_I387 alternatives.
24332 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
24333 Disable unsupported alternatives using "enabled" attribute. Use
24334 nonimm_ssenomem_operand as operand 1 predicate. Also check
24335 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
24337 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24339 * tree.c (cst_and_fits_in_hwi): Simplify.
24341 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24343 * tree.h (wi::to_wide): New function.
24344 * expr.c (expand_expr_real_1): Use wi::to_wide.
24345 * fold-const.c (int_const_binop_1): Likewise.
24346 (extract_muldiv_1): Likewise.
24348 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24350 * wide-int.h: Update offset_int and widest_int documentation.
24351 (WI_SIGNED_SHIFT_RESULT): New macro.
24352 (wi::binary_shift): Define signed_shift_result_type for
24353 shifts on offset_int- and widest_int-like types.
24354 (generic_wide_int): Support <<= and >>= if << and >> are supported.
24355 * tree.h (int_bit_position): Use shift operators instead of wi::
24357 * alias.c (adjust_offset_for_component_ref): Likewise.
24358 * expr.c (get_inner_reference): Likewise.
24359 * fold-const.c (fold_comparison): Likewise.
24360 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
24361 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
24362 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24363 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
24364 (stmt_kills_ref_p): Likewise.
24365 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
24366 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
24367 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24368 (ao_ref_init_from_vn_reference): Likewise.
24370 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24372 * wide-int.h: Update offset_int and widest_int documentation.
24373 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
24374 (wi::binary_traits): Allow ordered comparisons between offset_int and
24375 offset_int, between widest_int and widest_int, and between either
24376 of these types and basic C types.
24377 (operator <, <=, >, >=): Define for the same combinations.
24378 * tree.h (tree_int_cst_lt): Use comparison operators instead
24379 of wi:: comparisons.
24380 (tree_int_cst_le): Likewise.
24381 * gimple-fold.c (fold_array_ctor_reference): Likewise.
24382 (fold_nonarray_ctor_reference): Likewise.
24383 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
24384 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
24385 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
24386 * tree-sra.c (completely_scalarize): Likewise.
24387 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
24388 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
24389 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
24390 (check_for_binary_op_overflow): Likewise.
24391 (search_for_addr_array): Likewise.
24392 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
24394 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24396 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
24397 (arc_save_restore): Likewise.
24398 (arc_dwarf_register_span): Likewise.
24399 (arc_output_pic_addr_const): Initialize suffix variable.
24401 2016-05-02 Martin Liska <mliska@suse.cz>
24403 * symbol-summary.h (function_summary::function_summary):
24404 Remove checking assert for all cgraph nodes.
24405 (function_summary::get): Check summary_uid.
24406 (symtab_insertion): Check summary_uid.
24408 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24410 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
24411 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
24412 bmaskn instruction.
24413 (arc_dwarf_register_span): Remove enum keyword.
24414 (compact_memory_operand_p): New function.
24415 * config/arc/arc.h (reg_class): Add code density register classes.
24416 (REG_CLASS_NAMES): Likewise.
24417 (REG_CLASS_CONTENTS): Likewise.
24418 * config/arc/arc.md (*movqi_insn): Add code density instructions.
24419 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
24420 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
24421 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
24422 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
24424 (h, Rcd, Rsd, Rzd): New register constraints.
24425 (T): Use compact_memory_operand_p function.
24426 * config/arc/predicates.md (compact_load_memory_operand): Remove.
24428 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24430 * config/sh/sh.md (*negnegt, *movtt): Remove.
24432 2016-05-02 Marek Polacek <polacek@redhat.com>
24433 Tom de Vries <tom@codesourcery.com>
24435 PR tree-optimization/70700
24436 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
24437 bigger than FIRST_REF_NODE.
24439 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24442 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
24444 (prepare_cbranch_operands): Don't use scratch register. Assume that
24445 function is used when pseudos can be created.
24446 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
24447 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
24448 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
24449 define_expand. Allow it only when pseudos can be created.
24450 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
24452 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
24454 * config/i386/constraints.md (BC): Only allow -1 operands.
24455 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
24456 Add "enabled" attribute. Update XI mode attribute calculation.
24457 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
24458 (*movoi_internal_avx): Update XI mode attribute calculation.
24459 (*movti_internal): Ditto.
24461 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24463 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
24464 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
24466 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
24468 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
24469 statement on instruction code. Remove trailing spaces.
24470 (altivec_expand_stv_builtin): Likewise.
24472 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24474 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
24475 (TARGET_FPU_DOUBLE): Simplify.
24476 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
24477 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
24478 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
24479 with 'TARGET_FPU_DOUBLE'.
24480 * config/sh/sh.md: Likewise.
24482 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
24484 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
24485 SH_DIV_STR_FOR_SIZE): Remove.
24486 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
24487 SH_DIV_STR_FOR_SIZE): Remove.
24489 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24491 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
24492 logical_reg_operand): Delete.
24493 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
24494 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
24495 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
24496 match_operand and match_test.
24497 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
24498 variables on their first use. Return bool values.
24499 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
24500 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
24501 arith_reg_operand for input operand. Remove empty constraints.
24503 (*xorsi3_compact): Rename to xorsi3.
24504 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
24505 (*zero_extend<mode>si2_disp_mem): Update comment.
24508 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24510 * config/sh/t-sh: Remove SH5 support.
24511 * config.gcc: Likewise.
24512 * configure: Likewise.
24514 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24516 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
24518 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24520 * config/sh/sh.c (register_sh_passes, sh_option_override,
24521 sh_print_operand, prepare_move_operands,
24522 sh_can_follow_jump): Remove TARGET_SH1 checks.
24523 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
24524 PROMOTE_MODE): Likewise.
24525 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
24528 2016-04-30 Alan Modra <amodra@gmail.com>
24530 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
24531 restoring when fixed_reg_p, but allow out-of-line or stmw save.
24532 Check for user regs later to avoid unnecessary looping over regs.
24533 Merge user reg check with non-saved reg check. Don't force
24534 inline VR restore when static chain used.
24535 (rs6000_frame_related): Omit eh_frame info for user regs when
24537 (fixed_regs_p): Delete.
24539 2016-04-30 Alan Modra <amodra@gmail.com>
24541 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
24542 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
24545 2016-04-30 Alan Modra <amodra@gmail.com>
24548 * config/rs6000/rs6000.c (fixed_reg_p): New function.
24549 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
24552 2016-04-30 Alan Modra <amodra@gmail.com>
24554 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
24555 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
24556 flag_pic test for Darwin.
24558 2016-04-30 Alan Modra <amodra@gmail.com>
24560 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
24561 throw_calls_crossed.
24562 (REG_FREQ_CALLS_CROSSED): Delete.
24563 (REG_N_THROWING_CALLS_CROSSED): Delete.
24564 * regstat.c (regstat_bb_compute_ri): Don't calculate
24565 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
24566 (dump_reg_info): Don't print call cross frequency.
24567 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
24568 and REG_N_THROWING_CALLS_CROSSED.
24570 2016-04-30 Alan Modra <amodra@gmail.com>
24572 * regs.h (struct reg_info_t): Delete live_length.
24573 (REG_LIVE_LENGTH): Delete macro.
24574 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
24575 local_live, local_processed and local_live_last_luid params.
24576 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
24578 (regstat_compute_ri): Adjust for above. Don't set
24580 (dump_reg_info): Don't print live length.
24581 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
24582 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
24583 Localize loop_depth var.
24585 2016-04-30 Alan Modra <amodra@gmail.com>
24587 * ira.c (enum valid_equiv): New.
24588 (validate_equiv_mem): Return enum.
24589 (update_equiv_mem): Create replacement in more cases.
24590 (add_store_equivs): Update validate_equiv_mem call.
24592 2016-04-30 Alan Modra <amodra@gmail.com>
24594 * ira.c (combine_and_move_insns): Rather than scanning insns,
24595 use DF infrastucture to find use and def insns.
24597 2016-04-30 Alan Modra <amodra@gmail.com>
24599 ira.c (combine_and_move_insns): Move invariant conditions..
24600 (ira.c): ..to here. Call combine_and_move_insns before
24601 add_store_equivs. Call grow_reg_equivs later. Allocate
24602 req_equiv later using max_reg_num() rather than global max_regno.
24603 (contains_replace_regs): Delete.
24604 (add_store_equivs): Remove contains_replace_regs test.
24606 2016-04-30 Alan Modra <amodra@gmail.com>
24608 * ira.c (struct equiv_mem_data): New.
24609 (equiv_mem, equiv_mem_modified): Delete static vars.
24610 (validate_equiv_mem_from_store): Use "data" param to communicate..
24611 (validate_equiv_mem): ..from here.
24613 2016-04-30 Alan Modra <amodra@gmail.com>
24615 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
24617 (update_reg_equivs): ..here. Move allocation and freeing of
24618 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
24619 end_alias_analysis to..
24622 2016-04-30 Alan Modra <amodra@gmail.com>
24624 * ira.c (pdx_subregs): Delete.
24625 (struct equivalence): Add pdx_subregs field.
24626 (set_paradoxical_subreg): Remove pdx_subregs param. Update
24627 pdx_subregs access.
24628 (update_equiv_regs): Don't create or free pdx_subregs. Update
24629 pdx_subregs access.
24631 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24633 * config/rs6000/altivec.h: Change definitions of vec_xl and
24635 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
24636 (LD_ELEMREV_V2DI): New.
24637 (LD_ELEMREV_V4SF): New.
24638 (LD_ELEMREV_V4SI): New.
24639 (LD_ELEMREV_V8HI): New.
24640 (LD_ELEMREV_V16QI): New.
24641 (ST_ELEMREV_V2DF): New.
24642 (ST_ELEMREV_V2DI): New.
24643 (ST_ELEMREV_V4SF): New.
24644 (ST_ELEMREV_V4SI): New.
24645 (ST_ELEMREV_V8HI): New.
24646 (ST_ELEMREV_V16QI): New.
24649 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24650 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
24651 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
24652 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
24653 (altivec_expand_builtin): Add handling for
24654 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
24655 (rs6000_invalid_builtin): Add error-checking for
24656 RS6000_BTM_P9_VECTOR.
24657 (altivec_init_builtins): Define builtins used to implement vec_xl
24659 (rs6000_builtin_mask_names): Define power9-vector.
24660 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
24661 (RS6000_BTM_P9_VECTOR): Define.
24662 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
24663 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
24664 (vsx_ld_elemrev_v2df): Likewise.
24665 (vsx_ld_elemrev_v4sf): Likewise.
24666 (vsx_ld_elemrev_v4si): Likewise.
24667 (vsx_ld_elemrev_v8hi): Likewise.
24668 (vsx_ld_elemrev_v16qi): Likewise.
24669 (vsx_st_elemrev_v2df): Likewise.
24670 (vsx_st_elemrev_v2di): Likewise.
24671 (vsx_st_elemrev_v4sf): Likewise.
24672 (vsx_st_elemrev_v4si): Likewise.
24673 (vsx_st_elemrev_v8hi): Likewise.
24674 (vsx_st_elemrev_v16qi): Likewise.
24675 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
24678 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
24680 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
24682 (simplify_control_stmt_condition_1): ... here. Recurse into
24683 BIT_AND_EXPRs and BIT_IOR_EXPRs.
24685 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
24688 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
24689 (zero_extendqi<mode>2_dot): Revert earlier conversion from
24690 define_insn_and_split to define_insn.
24691 (zero_extendqi<mode>2_dot2): Same.
24692 (extendqi<mode>2_dot): Same.
24693 (extendqi<mode>2_dot2): Same.
24695 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24697 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
24698 (probe_stack): New expander.
24699 (probe_stack_<mode>): New insn pattern.
24701 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24703 * config/i386/i386.md
24704 (operations with memory inputs setting flags peephole2):
24705 Remove uneeded REG_P checks. Cleanup pattern generation.
24707 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
24709 * tree-vect-loop.c (vect_transform_loop): Fix
24710 nb_iterations_upper_bound computation for vectorized loop.
24712 2016-04-29 Marek Polacek <polacek@redhat.com>
24713 Jakub Jelinek <jakub@redhat.com>
24716 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
24717 TARGET_EXPR_SLOT as a base.
24719 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
24721 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
24722 with 'rCm2' constraints to limit possible immediate size.
24723 (*load_zeroextendqisi_update): Likewise.
24724 (*load_signextendqisi_update): Likewise.
24725 (*loadhi_update): Likewise.
24726 (*load_zeroextendhisi_update): Likewise.
24727 (*load_signextendhisi_update): Likewise.
24728 (*loadsi_update): Likewise.
24729 (*loadsf_update): Likewise.
24731 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24733 * config/i386/predicates.md (constm1_operand): Fix comparison.
24735 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24737 * testsuite/gcc.target/arc/ieee_eq.c: New test.
24739 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
24741 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
24742 remaining SH5 related settings.
24743 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
24744 shmedia_prepare_call_address): Delete.
24745 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
24746 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
24747 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
24748 UNSUPPORTED_SH2A): Remove m5 checks.
24749 (sh_divide_strategy_e): Remove SH5 division strategies.
24750 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
24751 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
24753 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24755 * config/s390/s390.c (s390_rtx_costs): Update documentation.
24757 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24759 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
24760 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
24761 Change lder to ldr.
24762 * config/s390/vector.md ("mov<mode>"): Likewise.
24764 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
24766 * config/s390/constraints.md ("U", "W"): Invoke
24767 s390_mem_constraint with "ZR" and "ZT".
24768 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
24769 addresses when using LRA. Accept also short displacements for S
24770 and T constraints. Do not check for long displacement target for
24771 S and T constraints.
24772 (s390_mem_constraint): Remove handling of U and W constraints.
24773 * config/s390/s390.md (various patterns): Remove the short
24774 displacement constraints (Q and R) if a long displacement
24775 constraint is present. Add longdisp as required CPU capability.
24776 * config/s390/vector.md: Likewise.
24777 * config/s390/vx-builtins.md: Likewise.
24779 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24782 * reload1.c (reload): Call finish_spills before
24783 restarting reload loop. Skip select_reload_regs
24784 if update_eliminables_and_spill returns true.
24786 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24788 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
24789 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
24790 (umulhisi3_imm): Update predicates and constraint letters.
24791 (umulhisi3_reg): Declare instruction as commutative.
24792 * config/arc/constraints.md (J12, J16): New constraints.
24793 * config/arc/predicates.md (short_unsigned_const_operand): New
24795 (arc_short_operand): Likewise.
24796 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
24798 2016-04-29 Richard Biener <rguenther@suse.de>
24800 PR tree-optimization/13962
24801 PR tree-optimization/65686
24802 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
24803 * tree-ssa-alias.c (ptrs_compare_unequal): New function
24804 using PTA to compare pointers.
24805 * match.pd: Add pattern for pointer equality compare simplification
24806 using ptrs_compare_unequal.
24808 2016-04-29 Richard Biener <rguenther@suse.de>
24810 * stor-layout.c (layout_type): Do not build a pointer-to-element
24813 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24815 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
24816 Use SWI mode iterator. Use general_reg_operand predicate.
24817 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
24818 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
24821 2016-04-29 Jakub Jelinek <jakub@redhat.com>
24823 PR middle-end/70843
24824 * fold-const.c (operand_equal_p): Don't verify hash value equality
24826 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
24829 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24832 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
24833 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
24834 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
24835 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
24836 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
24838 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24840 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
24841 to info. Don't initialize separate fields to 0. Clean up
24844 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24846 * config/i386/i386.md (peephole2s for operations with memory inputs):
24847 Use SWI mode iterator.
24848 (peephole2s for operations with memory outputs): Ditto.
24849 Do not check for stack checking probe.
24851 (probe_stack): Remove expander.
24853 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24854 Andrew Burgess <andrew.burgess@embecosm.com>
24856 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
24857 operands as 32-bits.
24859 2016-04-28 Jason Merrill <jason@redhat.com>
24861 * gdbinit.in: Skip line-map.h.
24863 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24864 Andrew Burgess <andrew.burgess@embecosm.com>
24866 * config/arc/arc.c (arc_conditional_register_usage): Take
24867 TARGET_RRQ_CLASS into account.
24868 (arc_print_operand): Support printing 'p' and 's' operands.
24869 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
24871 (TARGET_RRQ_CLASS): Define.
24872 (IS_POWEROF2_OR_0_P): Define.
24873 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
24875 (*tst_movb): New define_insn.
24876 (*tst): Avoid recognition if it could prevent '*tst_movb'
24877 combination; replace c/CnL with c/Chs alternative.
24878 (*tst_bitfield_tst): New define_insn.
24879 (*tst_bitfield_asr): New define_insn.
24880 (*tst_bitfield): New define_insn.
24881 (andsi3_i): Add Rrq variant.
24882 (extzv): New define_expand.
24883 (insv): New define_expand.
24884 (*insv_i): New define_insn.
24885 (*movb): New define_insn.
24886 (*movb_signed): New define_insn.
24887 (*movb_high): New define_insn.
24888 (*movb_high_signed): New define_insn.
24889 (*movb_high_signed + 1): New define_split pattern.
24890 (*mrgb): New define_insn.
24891 (*mrgb + 1): New define_peephole2 pattern.
24892 (*mrgb + 2): New define_peephole2 pattern.
24893 * config/arc/arc.opt (mbitops): New option for nps400, uses
24894 TARGET_NPS_BITOPS_DEFAULT.
24895 * config/arc/constraints.md (q): Make register class conditional.
24896 (Rrq): New register constraint.
24897 (Chs): New constraint.
24898 (Clo): New constraint.
24899 (Chi): New constraint.
24900 (Cbf): New constraint.
24901 (Cbn): New constraint.
24902 (C18): New constraint.
24903 (Cbi): New constraint.
24905 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24907 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
24909 (bitmap_intersection_of_preds): Ditto.
24910 (bitmap_union_of_succs): Ditto.
24911 (bitmap_union_of_preds): Ditto.
24912 * sbitmap.c (do_popcount): Delete.
24913 (BITMAP_DEBUGGING): Delete.
24914 (sbitmap_verify_popcount): Delete.
24915 (sbitmap_alloc): Don't initialize the popcount field.
24916 (sbitmap_alloc_with_popcount): Delete.
24917 (sbitmap_resize): Don't resize the popcount array.
24918 (sbitmap_vector_alloc): Don't initialize the popcount field.
24919 (bitmap_copy): Don't copy the popcount array.
24920 (bitmap_clear): Don't clear the popcount array.
24921 (bitmap_clear): Delete the popcount array handling.
24922 (bitmap_ior_and_compl): Delete the popcount assert.
24923 (bitmap_not): Ditto.
24924 (bitmap_and_compl): Ditto.
24925 (bitmap_and): Delete the popcount array handling.
24926 (bitmap_xor): Ditto.
24927 (bitmap_ior): Ditto.
24928 (bitmap_or_and): Delete the popcount assert.
24929 (bitmap_and_or): Ditto.
24930 (popcount_table): Delete.
24931 (sbitmap_elt_popcount): Delete.
24932 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
24933 (bitmap_set_bit): Delete the popcount assert.
24934 (bitmap_clear_bit): Ditto.
24935 (sbitmap_free): Don't free the popcount array.
24936 (sbitmap_alloc_with_popcount): Delete declaration.
24937 (sbitmap_popcount): Ditto.
24939 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24940 Andrew Burgess <andrew.burgess@embecosm.com>
24942 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
24943 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
24944 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
24945 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
24946 * config/arc/arc.opt (mcmem): New option.
24947 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
24948 supply length for r/m alternative.
24949 (*extendqisi2_ac): Likewise.
24950 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
24952 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
24953 (movhi_insn): Likewise.
24954 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
24955 (*zero_extendqihi2_i): Add r/Ucm alternative.
24956 (*zero_extendqisi2_ac): Likewise.
24957 (*zero_extendhisi2_i): Likewise.
24958 * config/arc/constraints.md (Uex): New memory constraint.
24959 (Ucm): New define_constraint.
24960 * config/arc/predicates.md (long_immediate_loadstore_operand):
24961 Return 0 for MEM with cmem_address address.
24962 (cmem_address_0): New predicates.
24963 (cmem_address_1): Likewise.
24964 (cmem_address_2): Likewise.
24965 (cmem_address): Likewise.
24967 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24969 * config/rs6000/rs6000.c (machine_function): Rename
24970 insn_chain_scanned_p to spe_insn_chain_scanned_p.
24971 (rs6000_stack_info): Adjust.
24973 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24974 Andrew Burgess <andrew.burgess@embecosm.com>
24976 * config/arc/constraints.md (Usd): Convert to define_constraint.
24980 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24983 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
24984 Add new peephole2 where the first insn is *mov<mode>_or instead of
24985 *mov<mode>_internal.
24987 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
24989 * tracer.c (bb_seen): Make static.
24991 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
24993 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
24994 support, setup defaults.
24995 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
24996 * config/arc/arc.c (arc_init): Add NPS400 support.
24997 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
24998 (TARGET_ARC700): NPS400 is also an ARC700.
24999 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
25001 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25004 * config/nds32/nds32.md (casesi): Don't access the operands array
25007 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25009 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
25010 (or $-1,reg peephole2): Ditto.
25011 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
25013 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
25015 * doc/extend.texi (Common Function Attributes) [optimize]:
25016 Discourage use of the optimize attribute.
25018 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
25020 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
25021 special case builtin.
25022 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
25023 ALTIVEC_BUILTIN_VEC_ADDE.
25024 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
25025 support for ALTIVEC_BUILTIN_VEC_ADDE.
25026 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
25027 for __builtin_vec_adde.
25029 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25031 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
25032 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
25034 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25037 * doc/sourcebuild.texi (Effective-Target Keywords, Other
25038 attributes): Document cilkplus_runtime.
25040 2016-04-28 Martin Jambor <mjambor@suse.cz>
25042 * tree-cfg.c (verify_expr): Verify that local declarations belong to
25043 this function. Call verify_expr on MEM_REFs and bases of other
25044 handled_components.
25046 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25048 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
25049 for WORD_REGISTER_OPERATIONS to runtime check.
25051 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25053 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
25055 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25057 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
25058 big-endian compilation.
25059 * config/arc/arc.md (addf3): Likewise.
25060 (subdf3): Likewise.
25061 (muldf3): Likewise.
25063 2016-04-28 Richard Biener <rguenther@suse.de>
25065 PR tree-optimization/70840
25066 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
25067 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
25068 Mark x * pow(x,c) -> pow(x,c+1) commutative.
25069 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
25071 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25073 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
25074 and explain why in a comment.
25076 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25078 * config/arc/arc.md (cpu_facility): Add fpx variant.
25079 (subdf3): Prohibit use reverse sub when assist operations option
25081 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
25082 instructions only when FPX is enabled.
25083 * testsuite/gcc.target/arc/trsub.c: New test.
25085 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25087 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
25088 mult_operator when calculating "type" attribute.
25089 (*fop_<mode>_1_i387): Ditto.
25090 (*fop_xf_1_i387): Ditto.
25091 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
25092 Use std::swap to swap operands. Use RTL expressions to generate
25095 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25096 Joern Rennecke <joern.rennecke@embecosm.com>
25098 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
25100 (emit_pic_move): Remove.
25101 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
25102 * config/arc/arc.c (emit_pic_move): Removed.
25103 (TARGET_HAVE_TLS): Define.
25104 (arc_conditional_register_usage): Test for arc_tp_regno.
25105 (arc_print_operand, arc_print_operand_address): Handle TLS
25107 (arc_needs_pcl_p): New function.
25108 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
25109 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
25110 (arc_raw_symbolic_reference_mentioned_p): Likewise.
25111 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
25112 (arc_legitimize_tls_address): Likewise.
25113 (DTPOFF_ZERO_SYM): Define.
25114 (arc_legitimize_pic_address): Make it static, handle TLS cases.
25115 (arc_output_pic_addr_const): Print TLS unspecs.
25116 (prepare_pic_move): New function, replaces emit_pic_move.
25117 (arc_legitimate_constant_p): Handle TLS unspecs.
25118 (arc_legitimate_address_p): Likewise.
25119 (arc_rewrite_small_data_p): Use assert for TLS constants.
25120 (prepare_move_operands): Use prepare_pic_move.
25121 (arc_legitimize_address): Legitimize tls addresses.
25122 (arc_epilogue_uses): Check for arc_tp_regno.
25123 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
25124 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
25126 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
25128 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
25129 %(arc_tls_extra_start_spec).
25130 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
25131 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
25133 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
25134 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
25135 (UNSPEC_TLS_OFF): Add.
25137 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
25138 (get_thread_pointersi): New patterns.
25139 * config/arc/arc.opt (mtp-regno): New option.
25140 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
25141 (move_dest_operand): Likewise.
25142 * configure: Regenerate.
25143 * configure.ac: Add arc*-*-* case to test for tls.
25144 * doc/invoke.texi (ARC options): Document mtp-regno.
25146 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25148 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
25149 the new ARC HS SIMD instructions.
25150 (arc_preferred_simd_mode): New function.
25151 (arc_autovectorize_vector_sizes): Likewise.
25152 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
25153 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
25154 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
25155 (arc_init_builtins): Add new SIMD builtin types.
25156 (arc_split_move): Handle 64 bit vector moves.
25157 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
25158 (TARGET_PLUS_QMACW): Define.
25159 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
25160 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
25161 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
25162 (VSUBADD4H): New builtins.
25163 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
25164 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
25166 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
25167 Matthias Klose <doko@debian.org>
25169 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
25171 2016-04-28 Richard Biener <rguenther@suse.de>
25173 PR middle-end/70777
25174 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
25177 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
25179 * common/config/sh/sh-common.c: Remove SH5 support.
25180 * config/sh/constraints.md: Likewise.
25181 * config/sh/config/sh/elf.h: Likewise.
25182 * config/sh/linux.h: Likewise.
25183 * config/sh/netbsd-elf.h: Likewise.
25184 * config/sh/predicates.md: Likewise.
25185 * config/sh/sh-c.c: Likewise.
25186 * config/sh/sh-protos.h: Likewise.
25187 * config/sh/sh.c: Likewise.
25188 * config/sh/sh.h: Likewise.
25189 * config/sh/sh.md: Likewise.
25190 * config/sh/sh.opt: Likewise.
25191 * config/sh/sync.md: Likewise.
25192 * config/sh/sh64.h: Delete.
25193 * config/sh/shmedia.h: Likewise.
25194 * config/sh/shmedia.md: Likewise.
25195 * config/sh/sshmedia.h: Likewise.
25196 * config/sh/t-netbsd-sh5-64: Likewise.
25197 * config/sh/t-sh64: Likewise.
25198 * config/sh/ushmedia.h: Likewise.
25200 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25202 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25203 general_reg_operand instead of register_operand predicate.
25205 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25207 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25209 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25211 * match.pd (A - B > A, A + B < A): New transformations.
25213 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25215 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25216 which defaults to true. Emit an outer pair of parentheses only if
25217 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25218 don't emit parentheses for the right-hand operand.
25220 2016-04-27 Jeff Law <law@redhat.com>
25222 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25224 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25226 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25227 (altivec_lvx_<mode>_internal): Document.
25228 (altivec_lvx_<mode>_2op): New define_insn.
25229 (altivec_lvx_<mode>_1op): Likewise.
25230 (altivec_lvx_<mode>_2op_si): Likewise.
25231 (altivec_lvx_<mode>_1op_si): Likewise.
25232 (altivec_stvx_<mode>): Remove.
25233 (altivec_stvx_<mode>_internal): Document.
25234 (altivec_stvx_<mode>_2op): New define_insn.
25235 (altivec_stvx_<mode>_1op): Likewise.
25236 (altivec_stvx_<mode>_2op_si): Likewise.
25237 (altivec_stvx_<mode>_1op_si): Likewise.
25238 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25239 Expand vec_ld and vec_st during parsing.
25240 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25242 (altivec_expand_stvx_be): Likewise.
25243 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25244 address-masking behavior in RTL.
25245 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25246 address-masking behavior in RTL.
25247 (altivec_expand_builtin): Change builtin code arguments for calls
25248 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25249 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25250 presence of lvx/stvx patterns.
25251 (alignment_with_canonical_addr): New function.
25252 (alignment_mask): Likewise.
25253 (find_alignment_op): Likewise.
25254 (recombine_lvx_pattern): Likewise.
25255 (recombine_stvx_pattern): Likewise.
25256 (recombine_lvx_stvx_patterns): Likewise.
25257 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25258 stvx patterns from expand.
25259 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25261 (vector_altivec_store_<mode>): Likewise.
25263 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25265 * config/aarch64/aarch64.md
25266 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25267 remove the "fp" attributes.
25268 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25269 add the "simd" attributes.
25270 (*movdf_aarch64): Likewise.
25271 (*movtf_aarch64): Remove the "fp" attributes.
25272 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
25273 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
25275 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25277 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
25278 rtx to rtx_code_label *.
25279 * rtl.h (maybe_set_first_label_num): Likewise.
25281 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25283 * df-core.c (df_add_problem): Make the problem param be const.
25284 (df_remove_problem): Make local "problem" be const.
25285 * df-problems.c (problem_RD): Make const.
25286 (problem_LR): Likewise.
25287 (problem_LIVE): Likewise.
25288 (problem_MIR): Likewise.
25289 (problem_CHAIN): Likewise.
25290 (problem_WORD_LR): Likewise.
25291 (problem_NOTE): Likewise.
25292 (problem_MD): Likewise.
25293 * df-scan.c (problem_SCAN): Likewise.
25294 * df.h (struct df_problem): Make field "dependent_problem" be
25296 (struct dataflow): Likewise for field "problem".
25297 (df_add_problem): Make param const.
25299 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25301 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
25302 inter-unit moves to/from vector registers are enabled. Do not disable
25305 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25307 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
25308 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
25310 (enum df_problem_id): ...this new enum.
25311 (struct df_problem): Convert field "id" from "int" to
25312 enum df_problem_id.
25314 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25316 * rtl.def: Update comment for "things in the instruction chain" to
25317 reflect the removal of the leading "i" field for INSN_UID in
25318 r210360. Fix bogus apostrophe.
25320 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25322 * config/i386/i386.md
25323 (lea arith with mem operand + setcc peephole2): Set operator mode.
25325 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
25328 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
25329 (dimode_scalar_to_vector_candidate_p): This.
25330 (timode_scalar_to_vector_candidate_p): New function.
25331 (scalar_to_vector_candidate_p): Likewise.
25332 (timode_check_non_convertible_regs): Likewise.
25333 (timode_remove_non_convertible_regs): Likewise.
25334 (remove_non_convertible_regs): Likewise.
25335 (remove_non_convertible_regs): Renamed to ...
25336 (dimode_remove_non_convertible_regs): This.
25337 (scalar_chain::~scalar_chain): Make it virtual.
25338 (scalar_chain::compute_convert_gain): Make it pure virtual.
25339 (scalar_chain::mark_dual_mode_def): Likewise.
25340 (scalar_chain::convert_insn): Likewise.
25341 (scalar_chain::convert_registers): Likewise.
25342 (scalar_chain::add_to_queue): Make it protected.
25343 (scalar_chain::emit_conversion_insns): Likewise.
25344 (scalar_chain::replace_with_subreg): Likewise.
25345 (scalar_chain::replace_with_subreg_in_insn): Likewise.
25346 (scalar_chain::convert_op): Likewise.
25347 (scalar_chain::convert_reg): Likewise.
25348 (scalar_chain::make_vector_copies): Likewise.
25349 (scalar_chain::convert_registers): New pure virtual function.
25350 (class dimode_scalar_chain): New class.
25351 (class timode_scalar_chain): Likewise.
25352 (scalar_chain::mark_dual_mode_def): Renamed to ...
25353 (dimode_scalar_chain::mark_dual_mode_def): This.
25354 (timode_scalar_chain::mark_dual_mode_def): New function.
25355 (timode_scalar_chain::convert_insn): Likewise.
25356 (dimode_scalar_chain::convert_registers): Likewise.
25357 (scalar_chain::compute_convert_gain): Renamed to ...
25358 (dimode_scalar_chain::compute_convert_gain): This.
25359 (scalar_chain::replace_with_subreg): Renamed to ...
25360 (dimode_scalar_chain::replace_with_subreg): This.
25361 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
25362 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
25363 (scalar_chain::make_vector_copies): Renamed to ...
25364 (dimode_scalar_chain::make_vector_copies): This.
25365 (scalar_chain::convert_reg): Renamed to ...
25366 (dimode_scalar_chain::convert_reg ): This.
25367 (scalar_chain::convert_op): Renamed to ...
25368 (dimode_scalar_chain::convert_op): This.
25369 (scalar_chain::convert_insn): Renamed to ...
25370 (dimode_scalar_chain::convert_insn): This.
25371 (scalar_chain::convert): Call convert_registers.
25372 (convert_scalars_to_vector): Change to scalar_chain pointer to
25373 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
25374 in 32-bit mode. Delete scalar_chain pointer. Call
25375 free_dominance_info in 64-bit mode.
25376 (pass_stv::gate): Remove TARGET_64BIT check.
25377 (ix86_option_override): Put the 64-bit STV pass before the CSE
25380 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
25382 * dwarf2out.h (struct dw_loc_descr_node): Remove the
25383 dw_loc_frame_offset field.
25384 * dwarf2out.c (new_loc_descr): Likewise.
25385 (resolve_args_picking_1): Turn the VISITED hash set into a
25386 FRAME_OFFSET hash map. Use it to associate a frame offset to
25387 visited nodes. Remove uses of the CHECKING_P macro.
25388 (resolve_args_picking): Update call to resolve_args_picking_1.
25390 2016-04-27 Martin Liska <mliska@suse.cz>
25392 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
25393 (free_loop_data): Release vuses of groups.
25395 2016-04-27 Bin Cheng <bin.cheng@arm.com>
25397 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
25398 instead of redundant use_id and boolean have_use_for.
25399 (struct iv_use): Change sub_id into group_id. Remove field next.
25400 Move fields: related_cands, n_map_members, cost_map and selected
25402 (struct iv_group): ... here. New structure.
25403 (struct iv_common_cand): Use structure declaration directly.
25404 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
25405 (MAX_CONSIDERED_USES): Rename macro to ...
25406 (MAX_CONSIDERED_GROUPS): ... here.
25407 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
25408 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
25409 (dump_uses): Rename to ...
25410 (dump_groups): ... here. Update all uses.
25411 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
25412 (find_induction_variables): Refactor format of dump information.
25413 (record_sub_use): Delete.
25414 (record_use): Update all uses.
25415 (record_group): New function.
25416 (record_group_use, find_interesting_uses_op): Call above functions.
25418 (find_interesting_uses_cond): Ditto.
25419 (group_compare_offset): New function.
25420 (split_all_small_groups): Rename to ...
25421 (split_small_address_groups_p): ... here. Update all uses.
25422 (split_address_groups): Update all uses.
25423 (find_interesting_uses): Refactor format of dump information.
25424 (add_candidate_1): Update all uses. Remove redundant check on iv,
25426 (add_candidate, record_common_cand): Remove redundant assert.
25427 (add_iv_candidate_for_biv): Update use.
25428 (add_iv_candidate_derived_from_uses): Update all uses.
25429 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
25430 (alloc_use_cost_map): Ditto.
25431 (set_use_iv_cost, get_use_iv_cost): Rename to ...
25432 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
25433 (determine_use_iv_cost_generic): Ditto.
25434 (determine_group_iv_cost_generic): Ditto.
25435 (determine_use_iv_cost_address): Ditto.
25436 (determine_group_iv_cost_address): Ditto.
25437 (determine_use_iv_cost_condition): Ditto.
25438 (determine_group_iv_cost_cond): Ditto.
25439 (determine_use_iv_cost): Ditto.
25440 (determine_group_iv_cost): Ditto.
25441 (set_autoinc_for_original_candidates): Update all uses.
25442 (find_iv_candidates): Update all uses. Refactor dump information.
25443 (determine_use_iv_costs): Ditto.
25444 (determine_iv_costs): Ditto.
25445 (iv_ca_cand_for_use): Rename to ...
25446 (iv_ca_cand_for_group): ... here. Update all uses.
25447 (iv_ca_add_use, iv_ca_add_group): Ditto.
25448 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
25449 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
25450 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
25451 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
25452 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
25453 (create_new_iv, adjust_iv_update_pos): Ditto.
25454 (rewrite_use_address): Delete.
25455 (rewrite_use_address_1): Rename to ...
25456 (rewrite_use_address): ... here.
25457 (rewrite_use_compare): Update all uses.
25458 (rewrite_use): Delete.
25459 (rewrite_uses): Rename to ...
25460 (rewrite_groups): ... here. Update all uses.
25461 (remove_unused_ivs, free_loop_data): Update all uses.
25462 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
25464 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25466 * rtlanal.c (nonzero_bits1): Convert preprocessor check
25467 for WORD_REGISTER_OPERATIONS to runtime check.
25469 2016-04-27 Richard Biener <rguenther@suse.de>
25472 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
25473 aggregate_value_p to determine if a function result is
25474 returned by reference.
25475 (ipa_pta_execute): Functions having their address taken are
25476 not automatically nonlocal.
25478 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25481 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
25482 * fold-const.c (operand_equal_p): If flag_checking and
25483 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
25484 and if it returns non-zero, assert iterative_hash_expr on both
25487 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25489 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
25491 2016-04-27 Nick Clifton <nickc@redhat.com>
25493 PR middle-end/49889
25494 * varasm.c (merge_weak): Generate an error if an attempt is made
25495 to convert a non-weak static function into a weak, public function.
25497 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25499 * params.def (MAX_PARTITION_SIZE): New param.
25500 * doc/invoke.texi: Document lto-max-partition.
25502 2016-04-27 Richard Biener <rguenther@suse.de>
25505 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
25506 function cummulating used_from_other_partition, externally_visible
25507 and force_output from aliases.
25508 (refered_from_nonlocal_var): Likewise.
25509 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
25510 node flags properly.
25512 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25514 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
25515 (-Wmemset-elt-size): New item.
25517 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
25520 * stor-layout.h (internal_reference_types): Delete.
25521 * stor-layout.c (reference_types_internal): Likewise.
25522 (internal_reference_types): Likewise.
25523 (layout_type) <REFERENCE_TYPE>: Adjust.
25525 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25528 * tree.h (inchash::add_expr): Add FLAGS argument.
25529 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
25530 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
25531 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
25532 Formatting fix. Adjust recursive calls. For tcc_comparison,
25533 if swap_tree_comparison (code) is smaller than code, hash that
25534 and arguments in the other order. Hash CONVERT_EXPR the same
25535 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
25536 of ADDR_EXPR of decl as the decl itself. Add or remove
25537 OEP_ADDRESS_OF from recursive flags as needed. For
25538 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
25539 operands commutatively and only the third one normally.
25540 For internal CALL_EXPR hash in CALL_EXPR_IFN.
25542 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
25544 * config/rtems.h (LIB_SPEC): Add -latomic.
25546 2016-04-27 Joel Sherrill <joel@rtems.org>
25548 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
25549 xilink.ld and flags not relevant to RTEMS.
25551 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
25553 * toplev.c (backend_init_target): Avoid calling init_reload when using
25556 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25558 * reorg.c (try_merge_delay_insns): Declare i and j inside the
25559 for loops rather than one for the whole function.
25561 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25563 * match.pd (X + CST CMP X): New transformation.
25565 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25567 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
25568 * fold-const.c (fold_binary_loc): Remove 2 transformations
25569 superseded by match.pd.
25570 * match.pd (x+x -> x*2): Generalize to integers.
25572 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
25574 * config/i386/i386.md (operation on memory peephole): Duplicate an
25575 existing peephole and adapt it to match lea rather than an operation
25578 PR rtl-optimization/57193
25579 * opts.c (default_options_table): Add OPT_frename_registers at -O2
25581 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
25583 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25585 * tree-if-conv.c (any_pred_load_store): New static variable.
25586 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
25587 any_pred_load_store instead of and_mask_load_store.
25588 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
25589 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
25590 (combine_blocks, tree_if_conversion): Ditto.
25592 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25594 PR tree-optimization/70771
25595 PR tree-optimization/70775
25596 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
25597 virtual PHI nodes. Delete parameter.
25598 (if_convertible_loop_p_1): Delete argument to above function.
25599 (predicate_all_scalar_phis): Delete code handling single-argument
25601 (tree_if_conversion): Mark and update virtual SSA.
25603 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25606 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
25607 (x86_elf_aligned_common): Rename to ...
25608 (x86_elf_aligned_decl_common): ... this.
25609 Add decl arg. Switch to .lbss for largecomm object. Use
25610 LARGECOMM_SECTION_ASM_OP.
25611 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
25613 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
25614 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
25616 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
25617 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
25619 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25622 * config/i386/i386.c (SECTION_LARGE): Define.
25623 (x86_64_elf_select_section): Set it for large data/bss sections.
25624 Only clear SECTION_WRITE for .lrodata.
25625 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
25627 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
25628 * varasm.c (default_elf_asm_named_section): Grow flagchars.
25629 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
25631 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
25632 * doc/tm.texi: Regenerate.
25634 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25637 * configure.ac (--enable-checking): Document extra flag, for
25638 non-release builds default to --enable-checking=yes,extra.
25639 If misc checking and extra checking, define CHECKING_P to 2 instead
25641 * common.opt (fchecking=): Add.
25642 * doc/invoke.texi (-fchecking=): Document.
25643 * doc/install.texi: Document --enable-checking changes.
25644 * configure: Regenerated.
25645 * config.in: Regenerated.
25647 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25649 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
25650 attribute instead of which_alternative.
25651 * config/i386/sse.md (*mov<mode>_internal): Ditto.
25652 Use EXT_REX_SSE_REG_P where appropriate.
25654 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25656 * config/i386/predicates.md (const0_operand): Do not match
25657 const_wide_int code.
25658 (const1_operand): Ditto.
25660 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25662 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
25663 for SSE constm1 operands and TARGET_AVX512VL.
25664 (*movti_internal): Ditto.
25665 (*mov<mode>_or): Use constm1_operand predicate.
25666 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
25667 for SSE vector_all_ones operands and TARGET_AVX512VL.
25668 * config/i386/predicates.md (constm1_operand): New predicate.
25669 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
25670 emission of constant -1 load.
25672 2016-04-25 Jason Merrill <jason@redhat.com>
25674 * gdbinit.in: Skip is-a.h.
25676 * attribs.c (register_scoped_attributes): Fix logic.
25677 * attribs.h: Declare register_scoped_attributes.
25679 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25681 * config/rs6000/rs6000-builtin.def: Correct pasto error for
25682 stxvd2x and stxvw4x built-in functions.
25684 2016-04-25 DJ Delorie <dj@redhat.com>
25686 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
25687 (ashrhi3): Likewise.
25688 (lshrhi3): Likewise.
25690 2016-04-25 Richard Biener <rguenther@suse.de>
25692 PR tree-optimization/70780
25693 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
25694 wasn't visited yet.
25695 (compute_antic): Mark blocks with abnormal preds as visited as
25696 they have a final empty antic-in solution already.
25698 2016-04-25 Michael Collison <michael.collison@linaro.org>
25700 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
25702 2016-04-25 Michael Collison <michael.collison@linaro.org>
25704 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
25705 mode is VQI to improve mixed mode vectorization.
25706 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
25707 define_insn to match low half of signed vaddw.
25708 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
25709 define_insn to match high half of signed vaddw.
25710 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
25711 define_insn to match low half of unsigned vaddw.
25712 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
25713 define_insn to match high half of unsigned vaddw.
25714 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
25715 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25716 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
25718 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25719 * config/arm/predicates.md (vect_par_constant_high): Support
25720 big endian and simplify by calling
25721 arm_simd_check_vect_par_cnst_half
25722 (vect_par_constant_low): Likewise.
25724 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25726 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
25727 predicate for operand 2.
25729 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
25730 H.J. Lu <hongjiu.lu@intel.com>
25732 * config/i386/i386-protos.h (standard_sse_constant_p): Add
25733 machine_mode argument.
25734 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
25735 constm1_rtx operands. For VOIDmode constants, get mode from
25736 pred_mode. Check mode size if the mode is supported by ABI.
25737 (standard_sse_constant_opcode): Do not use standard_constant_p.
25738 Strictly check ABI support for all-ones operands.
25739 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
25740 immediates. Update calls to standard_sse_constant_p.
25741 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
25742 (ix86_rtx_costs): Ditto.
25743 * config/i386/i386.md (*movxi_internal_avx512f): Use
25744 nonimmediate_or_sse_const_operand instead of vector_move_operand.
25745 Use (v,BC) alternative instead of (v,C). Use register_operand
25746 checks instead of MEM_P.
25747 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
25748 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
25749 isa attribute. Use register_operand checks instead of MEM_P.
25750 (*movti_internal): Use nonimmediate_or_sse_const_operand for
25751 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
25752 alternative and corresponding sse2 isa attribute.
25753 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
25754 to standard_sse_constant_p.
25755 (FP constant splitters): Ditto.
25756 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
25758 * config/i386/predicates.md (constm1_operand): Remove.
25759 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
25760 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
25761 vector_all_ones_operand instead of constm1_operand.
25763 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25765 * print-rtl.c (print_rtx_insn_vec): New function.
25766 * print-rtl.h: New prototype.
25767 * store-motion.c (struct st_expr): Make avail_stores a vector.
25768 (st_expr_entry): Adjust.
25769 (free_st_expr_entry): Likewise.
25770 (print_store_motion_mems): Likewise.
25771 (find_moveable_store): Likewise.
25772 (compute_store_table): Likewise.
25773 (delete_store): Likewise.
25774 (build_store_vectors): Likewise.
25776 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25778 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
25780 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25782 * vec.h (vec_safe_contains): New function.
25783 (vec::contains): Likewise.
25784 (vec::begin): Likewise.
25785 (vec::end): Likewise.
25787 2016-04-23 Jakub Jelinek <jakub@redhat.com>
25790 * cfgexpand.c (expand_stack_vars): Fix typo.
25792 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25794 * system.h (list, map, set, vector): Include conditionally.
25795 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
25796 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
25797 * ipa-icf.c (INCLUDE_LIST): Define.
25798 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
25799 * config/sh/sh.c (INCLUDE_VECTOR): Define.
25800 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
25801 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
25802 * cp/logic.cc (INCLUDE_LIST): Define.
25803 * fortran/trans-common.c (INCLUDE_MAP): Define.
25805 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25807 * auto-profile.c: Remove <string.h> include.
25808 * ipa-icf-gimple.c: Remove <list> include.
25809 * diagnostic.c: Remove <new> include.
25810 * genmatch.c: Likewise.
25811 * pretty-print.c: Likewise.
25812 * toplev.c: Likewise
25813 * c/c-objc-common.c: Likewise.
25814 * cp/error.c: Likewise.
25815 * fortran/error.c: Likewise.
25817 2016-04-22 Richard Biener <rguenther@suse.de>
25819 * lto-streamer-in.c (input_ssa_names): Do not allocate
25820 GIMPLE_NOP for all SSA names.
25821 * lto-streamer-out.c (output_ssa_names): Do not output
25822 SSA names that should have been released.
25824 2016-04-22 Richard Biener <rguenther@suse.de>
25826 PR tree-optimization/70740
25827 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
25830 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
25833 * config/i386/predicates.md (call_insn_operand): Replace
25834 sibcall_memory_operand with memory_operand.
25836 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
25838 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
25839 has_single_use() tests.
25840 (register_edge_assert_for_1): Likewise.
25841 (find_assert_locations_1): Check the liveness bitmap instead of
25842 checking has_single_use().
25844 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
25847 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
25848 Extract AVX-512BW constraint from AVX.
25850 2016-04-21 Richard Biener <rguenther@suse.de>
25852 PR tree-optimization/70725
25853 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
25854 for phi_convertible_by_degenerating_args.
25855 (predicate_all_scalar_phis): Handle single-argument PHIs.
25857 2016-04-21 Richard Biener <rguenther@suse.de>
25859 PR middle-end/70747
25860 * fold-const.c (fold_comparison): Return properly typed
25863 2016-04-21 Bin Cheng <bin.cheng@arm.com>
25865 PR tree-optimization/70715
25866 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
25867 after expanding BASE using expand_simple_operations.
25869 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25871 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
25872 New transformations.
25874 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25876 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
25878 2016-04-20 Jan Hubicka <jh@suse.cz>
25880 * ipa-inline.c (can_inline_edge_p): Pass caller info to
25881 ultiimate_alias_target.
25882 (update_callee_keys): Likewise.
25883 (lookup_recursive_calls): Likewise.
25884 (speculation_useful_p): Likewise.
25886 2016-04-20 Jan Hubicka <jh@suse.cz>
25889 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
25890 (set_nothrow_flag_1): ... this; handle interposition correctly;
25891 recurse on aliases and thunks.
25892 (cgraph_node::set_nothrow_flag): New.
25893 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
25894 functions compiled with non-call exceptions that binds to current
25896 (propagate_nothrow): Be safe WRT interposition.
25897 * cgraph.h (set_nothrow_flag): Update prototype.
25899 2016-04-18 Jan Hubicka <jh@suse.cz>
25901 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25902 max_loop_iterations_int.
25903 (tree_unswitch_outer_loop): Likewise.
25905 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25907 PR tree-optimization/69489
25908 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
25909 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
25910 Revise dump message.
25911 (if_convertible_bb_p): Remove check on edge count of basic block's
25914 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25916 PR tree-optimization/56625
25917 PR tree-optimization/69489
25918 * tree-data-ref.h (DR_INNERMOST): New macro.
25919 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
25920 hashing struct innermost_loop_behavior.
25921 (ref_DR_map): Remove.
25922 (innermost_DR_map): New map.
25923 (baseref_DR_map): Revise comment.
25924 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
25925 to innermost_DR_map accroding to its innermost loop behavior.
25926 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
25927 to its innermost loop behavior.
25928 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
25929 Add initialization for innermost_DR_map. Record memory reference
25930 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
25931 have innermost loop behavior.
25932 (if_convertible_loop_p): Remove release for ref_DR_map. Release
25935 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
25937 * config/i386/i386.md (*lea<mode>_general_1): Rename from
25938 *lea_general_1. Use explicit SWI12 mode interator.
25939 (*lea<mode>_general_2): Rename from *lea_general_2.
25940 Use explicit SWI12 mode interator.
25941 (*lea<mode>_general_3): Rename from *lea_general_3.
25942 Use explicit SWI12 mode interator.
25943 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
25944 Use explicit SWI12 mode interator.
25945 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
25946 Use explicit SWI48 mode interator.
25948 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25950 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
25951 Short-cut unaligned load and store cases. Handle all integer
25953 (ix86_expand_vector_move_misalign): Short-cut unaligned load
25954 and store cases. Call ix86_avx256_split_vector_move_misalign
25955 directly without checking mode class.
25957 2016-04-20 Andrew Pinski <apinski@cavium.com>
25958 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25961 * config/aarch64/aarch64.md (sibcall): Force call
25962 address to be DImode for ILP32.
25963 (sibcall_value): Likewise.
25965 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
25967 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
25969 2016-04-20 Richard Biener <rguenther@suse.de>
25971 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
25972 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
25973 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
25974 (maybe_push_res_to_seq): Adjust.
25975 * gimple-fold.c (maybe_build_generic_op): Likewise.
25977 2016-04-20 Marek Polacek <polacek@redhat.com>
25979 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
25982 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
25984 * config/i386/sse.md (vec_unpacks_lo_hi): Always
25985 use kmovw to support AVX512F target.
25987 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25989 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
25991 2016-04-20 Marek Polacek <polacek@redhat.com>
25993 PR tree-optimization/70725
25994 * tree-if-conv.c (is_false_predicate): New function.
25995 (predicate_mem_writes): Use it.
25997 2016-04-20 Richard Biener <rguenther@suse.de>
25999 PR tree-optimization/70726
26000 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
26001 shift amounts from a pattern stmt operand.
26003 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26006 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
26007 stack_restore_from_fpr pattern when restoring r15.
26008 (s390_optimize_prologue): Strip away the memory barrier in the
26009 parallel when trying to get rid of restore insns.
26010 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
26011 definition for loading the stack pointer from an FPR. Compared to
26012 the normal move insn this pattern includes a full memory barrier.
26014 2016-04-19 Jakub Jelinek <jakub@redhat.com>
26016 PR middle-end/70680
26017 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
26018 implicitly linear or lastprivate iterator on the outer context.
26020 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26022 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
26024 * config/i386/i386.md (ssememalign): Removed.
26025 * config/i386/sse.md: Remove ssememalign attribute from patterns.
26027 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26030 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
26031 const short * to __builtin_ia32_loaddquhi512_mask.
26032 (_mm512_maskz_loadu_epi16): Likewise.
26033 (_mm512_mask_storeu_epi16): Pass short * to
26034 __builtin_ia32_storedquhi512_mask.
26035 (_mm512_mask_loadu_epi8): Pass const char * to
26036 __builtin_ia32_loaddquqi512_mask.
26037 (_mm512_maskz_loadu_epi8): Likewise.
26038 (_mm512_mask_storeu_epi8): Pass char * to
26039 __builtin_ia32_storedquqi512_mask.
26040 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
26041 const double * to __builtin_ia32_loadupd512_mask.
26042 (_mm512_mask_loadu_pd): Likewise.
26043 (_mm512_maskz_loadu_pd): Likewise.
26044 (_mm512_storeu_pd): Pass double * to
26045 __builtin_ia32_storeupd512_mask.
26046 (_mm512_mask_storeu_pd): Likewise.
26047 (_mm512_loadu_ps): Pass const float * to
26048 __builtin_ia32_loadups512_mask.
26049 (_mm512_mask_loadu_ps): Likewise.
26050 (_mm512_maskz_loadu_ps): Likewise.
26051 (_mm512_storeu_ps): Pass float * to
26052 __builtin_ia32_storeups512_mask.
26053 (_mm512_mask_storeu_ps): Likewise.
26054 (_mm512_mask_loadu_epi64): Pass const long long * to
26055 __builtin_ia32_loaddqudi512_mask.
26056 (_mm512_maskz_loadu_epi64): Likewise.
26057 (_mm512_mask_storeu_epi64): Pass long long *
26058 to __builtin_ia32_storedqudi512_mask.
26059 (_mm512_loadu_si512): Pass const int * to
26060 __builtin_ia32_loaddqusi512_mask.
26061 (_mm512_mask_loadu_epi32): Likewise.
26062 (_mm512_maskz_loadu_epi32): Likewise.
26063 (_mm512_storeu_si512): Pass int * to
26064 __builtin_ia32_storedqusi512_mask.
26065 (_mm512_mask_storeu_epi32): Likewise.
26066 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
26067 char * to __builtin_ia32_storedquqi256_mask.
26068 (_mm_mask_storeu_epi8): Likewise.
26069 (_mm256_mask_loadu_epi16): Pass const short * to
26070 __builtin_ia32_loaddquhi256_mask.
26071 (_mm256_maskz_loadu_epi16): Likewise.
26072 (_mm_mask_loadu_epi16): Pass const short * to
26073 __builtin_ia32_loaddquhi128_mask.
26074 (_mm_maskz_loadu_epi16): Likewise.
26075 (_mm256_mask_loadu_epi8): Pass const char * to
26076 __builtin_ia32_loaddquqi256_mask.
26077 (_mm256_maskz_loadu_epi8): Likewise.
26078 (_mm_mask_loadu_epi8): Pass const char * to
26079 __builtin_ia32_loaddquqi128_mask.
26080 (_mm_maskz_loadu_epi8): Likewise.
26081 (_mm256_mask_storeu_epi16): Pass short * to.
26082 __builtin_ia32_storedquhi256_mask.
26083 (_mm_mask_storeu_epi16): Pass short * to.
26084 __builtin_ia32_storedquhi128_mask.
26085 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
26086 const double * to __builtin_ia32_loadupd256_mask.
26087 (_mm256_maskz_loadu_pd): Likewise.
26088 (_mm_mask_loadu_pd): Pass onst double * to
26089 __builtin_ia32_loadupd128_mask.
26090 (_mm_maskz_loadu_pd): Likewise.
26091 (_mm256_mask_storeu_pd): Pass double * to
26092 __builtin_ia32_storeupd256_mask.
26093 (_mm_mask_storeu_pd): Pass double * to
26094 __builtin_ia32_storeupd128_mask.
26095 (_mm256_mask_loadu_ps): Pass const float * to
26096 __builtin_ia32_loadups256_mask.
26097 (_mm256_maskz_loadu_ps): Likewise.
26098 (_mm_mask_loadu_ps): Pass const float * to
26099 __builtin_ia32_loadups128_mask.
26100 (_mm_maskz_loadu_ps): Likewise.
26101 (_mm256_mask_storeu_ps): Pass float * to
26102 __builtin_ia32_storeups256_mask.
26103 (_mm_mask_storeu_ps): ass float * to
26104 __builtin_ia32_storeups128_mask.
26105 (_mm256_mask_loadu_epi64): Pass const long long * to
26106 __builtin_ia32_loaddqudi256_mask.
26107 (_mm256_maskz_loadu_epi64): Likewise.
26108 (_mm_mask_loadu_epi64): Pass const long long * to
26109 __builtin_ia32_loaddqudi128_mask.
26110 (_mm_maskz_loadu_epi64): Likewise.
26111 (_mm256_mask_storeu_epi64): Pass long long * to
26112 __builtin_ia32_storedqudi256_mask.
26113 (_mm_mask_storeu_epi64): Pass long long * to
26114 __builtin_ia32_storedqudi128_mask.
26115 (_mm256_mask_loadu_epi32): Pass const int * to
26116 __builtin_ia32_loaddqusi256_mask.
26117 (_mm256_maskz_loadu_epi32): Likewise.
26118 (_mm_mask_loadu_epi32): Pass const int * to
26119 __builtin_ia32_loaddqusi128_mask.
26120 (_mm_maskz_loadu_epi32): Likewise.
26121 (_mm256_mask_storeu_epi32): Pass int * to
26122 __builtin_ia32_storedqusi256_mask.
26123 (_mm_mask_storeu_epi32): Pass int * to
26124 __builtin_ia32_storedqusi128_mask.
26125 * config/i386/i386-builtin-types.def (PCSHORT): New.
26126 (PINT64): Likewise.
26127 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
26128 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
26129 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
26130 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
26131 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
26132 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
26133 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
26134 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
26135 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
26136 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
26137 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
26138 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
26139 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
26140 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
26141 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
26142 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
26143 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
26144 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
26145 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
26146 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
26147 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
26148 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
26149 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
26150 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
26151 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
26152 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
26153 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
26154 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
26155 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
26156 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
26157 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
26158 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
26159 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
26160 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
26161 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
26162 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
26163 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
26164 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
26165 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
26166 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
26167 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
26168 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
26169 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
26170 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
26171 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
26172 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
26173 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
26174 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
26175 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
26177 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
26178 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
26180 (ix86_expand_vector_move_misalign): Likewise.
26181 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26182 to scalar function prototype for unaligned load/store builtins.
26183 (ix86_expand_special_args_builtin): Updated.
26184 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26185 (UNSPEC_STOREU): Likewise.
26186 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26187 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26188 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26189 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26190 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26191 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26192 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26193 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26194 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26195 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26196 (<avx512>_storedqu<mode>_mask): Likewise.
26197 (*sse4_2_pcmpestr_unaligned): Likewise.
26198 (*sse4_2_pcmpistr_unaligned): Likewise.
26199 (*mov<mode>_internal): Renamed to ...
26200 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26201 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26202 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26203 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26205 2016-04-19 Richard Biener <rguenther@suse.de>
26207 PR tree-optimization/70171
26208 * tree-ssa-phiprop.c: Include stor-layout.h.
26209 (phiprop_insert_phi): Handle the aggregate copy case.
26210 (propagate_with_phi): Likewise.
26212 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26214 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26215 instead of simplify_gen_subreg (... , 0).
26216 (ix86_delegitimize_address): Ditto.
26217 (ix86_split_divmod): Ditto.
26218 (ix86_split_copysign_const): Ditto.
26219 (ix86_split_copysign_var): Ditto.
26220 (ix86_expand_args_builtin): Ditto.
26221 (ix86_expand_round_builtin): Ditto.
26222 (ix86_expand_special_args_builtin): Ditto.
26223 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26224 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26225 (udivmodqi4): Ditto.
26226 (absneg splitters): Ditto.
26227 (*jcc_bt<mode>_1): Ditto.
26229 2016-04-19 Richard Biener <rguenther@suse.de>
26231 PR tree-optimization/70724
26232 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26233 restoring out from ...
26234 (free_scc_vn): ... here.
26235 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26236 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26238 (pass_fre::execute): Restore SSA info.
26240 2016-04-19 Richard Biener <rguenther@suse.de>
26242 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26243 * gimple-walk.c (walk_gimple_op): Initialize it.
26244 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26245 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26246 remapping SSA names of defs.
26247 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26250 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26252 PR middle-end/70689
26253 * lra-constraints.c (equiv_substition_p): New.
26254 (process_alt_operands): Use it.
26255 (swap_operands): Swap it.
26256 (curr_insn_transform): Update it.
26258 2016-04-18 Michael Matz <matz@suse.de>
26260 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26261 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26262 * tree-core.h (tree_type_common.align): Use bit-field.
26263 (tree_type_common.spare): New.
26264 (tree_decl_common.off_align): Make smaller.
26265 (tree_decl_common.align): Use bit-field.
26267 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26268 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26269 (scan_sharing_clauses): Ditto.
26270 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26271 (omp_finish_file): Ditto.
26272 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
26273 (layout_decl): Ditto.
26274 (relayout_decl): Ditto.
26275 (finalize_record_size): Use SET_TYPE_ALIGN.
26276 (finalize_type_size): Ditto.
26277 (finish_builtin_struct): Ditto.
26278 (layout_type): Ditto.
26279 (initialize_sizetypes): Ditto.
26280 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
26281 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
26282 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26283 (get_chain_field): Ditto.
26284 (get_trampoline_type): Ditto.
26285 (get_nl_goto_field): Ditto.
26286 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
26288 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
26289 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
26290 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26291 (build_qualified_type): Use SET_TYPE_ALIGN.
26292 (build_aligned_type, build_range_type_1): Ditto.
26293 (build_atomic_base): Ditto.
26294 (build_common_tree_nodes): Ditto.
26295 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
26296 (expand_one_stack_var_at): Ditto.
26297 * coverage.c (build_var): Use SET_DECL_ALIGN.
26298 * except.c (init_eh): Ditto.
26299 * function.c (assign_parm_setup_block): Ditto.
26300 * symtab.c (increase_alignment_1): Ditto.
26301 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
26302 * tree-vect-stmts.c (ensure_base_align): Ditto.
26303 * varasm.c (align_variable): Ditto.
26304 (assemble_variable): Ditto.
26305 (build_constant_desc): Ditto.
26306 (output_constant_def_contents): Ditto.
26308 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
26309 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
26310 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
26311 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
26312 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
26314 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
26317 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
26318 replace %vmovsd with "%vmovq".
26319 (vec_concatv2df): Likewise.
26321 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
26323 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
26324 (*vec_extractv2si_0): Ditto.
26325 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
26326 (zero_extended_scalar_load_operand splitters): Ditto.
26327 (vec_extract splitters): Ditto.
26328 (*vec_extractv4si_0_zext): Ditto.
26329 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
26330 and lowpart_subreg.
26331 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
26332 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
26333 (*sse4_1_extractps): Use lowpart_subreg.
26334 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
26336 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26338 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
26340 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
26341 Mention Solaris 11 packaging changes.
26342 Update gas and gld requirements.
26343 Remove reference to pre-Solaris 10 bug.
26344 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
26346 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
26349 2016-04-17 Jan Hubicka <jh@suse.cz>
26351 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
26352 max_loop_iterations_int.
26354 2016-04-18 Richard Biener <rguenther@suse.de>
26356 PR tree-optimization/43434
26357 * tree-ssa-structalias.c (struct vls_data): New.
26358 (visit_loadstore): Handle all pointer-based accesses.
26359 (compute_dependence_clique): Compute a bitmap of restrict tags
26360 assigned bases and pass it to visit_loadstore.
26362 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
26365 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
26366 armv8.1-a and armv8.1-a+crc.
26368 2016-04-18 Richard Biener <rguenther@suse.de>
26370 PR tree-optimization/70701
26371 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
26372 references after translating through a memcpy.
26374 2016-04-18 Richard Biener <rguenther@suse.de>
26376 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
26377 (compute_antic): ... here. For partial antic use regular
26378 postorder and scrap iteration.
26379 (compute_partial_antic_aux): Remove unused return value.
26380 (init_pre): Do not allocate postorder.
26381 (fini_pre): Do not free postorder.
26383 2016-04-18 Richard Biener <rguenther@suse.de>
26385 PR middle-end/37870
26386 * expmed.c (extract_bit_field_1): Remove broken case
26387 using a wider MODE_INT mode.
26389 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
26391 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
26392 unless compiling with at least GCC-4.8.
26394 2016-04-17 Jan Hubicka <jh@suse.cz>
26397 * graphite.c (graphite_finalize): Update call to
26398 tree_estimate_probability.
26399 * predict.h (tree_estimate_probability): Update prototype.
26401 2016-04-17 Jan Hubicka <jh@suse.cz>
26403 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
26404 (tree_estimate_probability): Likewise.
26405 (pass_profile::execute): Update.
26406 (report_predictor_hitrates): New function.
26407 * profile.c (compute_branch_probabilities): Use it.
26408 * predict.h (report_predictor_hitrates): Declare.
26410 2016-04-17 Jan Hubicka <jh@suse.cz>
26413 * cgraph.h (cgraph_node::set_const_flag,
26414 cgraph_node::set_pure_flag): Update prototype to return bool;
26416 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
26417 of interposable symbol are interposable, too.
26418 (cgraph_set_const_flag_1): Rename to ...
26419 (set_const_flag_1): ... this one; change to self recursive function
26420 instead of call_for_symbol_thunks_and_aliases. Handle correctly
26421 clearnig the flag in all variants and also virtual thunks of const
26422 functions are pure; track if any change was done.
26423 (cgraph_node::set_const_flag): Update.
26424 (struct set_pure_flag_info): New struct.
26425 (cgraph_set_pure_flag_1): Rename to ...
26426 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
26427 rather than pointer encoded flags; track if any changes was done;
26428 handle correctly clearning flag and setting flag of aliases already
26430 (cgraph_node::set_pure_flag): Update.
26431 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
26433 2016-04-17 Tom de Vries <tom@codesourcery.com>
26436 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
26437 backslash in label.
26439 2016-04-17 Tom de Vries <tom@codesourcery.com>
26441 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
26442 '{}<> ' as escape-for-record.
26444 2016-04-17 Tom de Vries <tom@codesourcery.com>
26446 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
26449 2016-04-17 Tom de Vries <tom@codesourcery.com>
26452 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
26453 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
26454 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
26455 * passes.c (finish_optimization_passes): Only call
26456 finish_graph_dump_file if dfi->graph_dump_initialized.
26457 (execute_function_dump, pass_init_dump_file): Use
26458 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
26460 2016-04-17 Tom de Vries <tom@codesourcery.com>
26462 PR tree-optimization/70256
26463 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
26464 (debug_varmap): New function.
26466 2016-04-17 Tom de Vries <tom@codesourcery.com>
26469 * passes.c (pass_manager::register_pass): Propagate pflags.
26471 2016-04-17 Tom de Vries <tom@codesourcery.com>
26474 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
26475 * passes.c (pass_manager::pass_manager): Declare and init p_start in
26476 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
26477 check if it's equal to p_start.
26478 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
26480 2016-04-15 Jan Hubicka <jh@suse.cz>
26483 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
26484 function does not bind to current def.
26485 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
26486 handle conservatively calls to functions that does not need to bind
26488 (check_call): Update call of worse_state.
26489 (ignore_edge_for_nothrow): Update.
26490 (ignore_edge_for_pure_const): Likewise.
26491 (propagate_pure_const): Update calls to worse_state.
26492 (skip_function_for_local_pure_const): Reformat comments.
26494 2016-04-15 Jan Hubicka <jh@suse.cz>
26497 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
26498 (cgraph_node::function_symbol): Likewise.
26499 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26500 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
26501 (symtab_node::ultimate_alias_target): Add REF parameter.
26502 (symtab_node::binds_to_current_def_p): Declare.
26503 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
26504 (cgraph_node::function_symbol): Likewise.
26505 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26506 (cgraph_node::get_availability): Likewise.
26507 (cgraph_edge::binds_to_current_def_p): New inline function.
26508 (varpool_node::get_availability): Add REF parameter.
26509 (varpool_node::ultimate_alias_target): Likewise.
26510 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
26511 (symtab_node::binds_to_current_def_p): Likewise.
26512 * varpool.c (varpool_node::get_availability): Likewise.
26514 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26517 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
26518 Fix mode size check.
26520 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26522 * BASE-VER: Set to 7.0.0.
26524 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
26526 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
26528 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26530 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
26531 architecture revisions.
26533 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
26535 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
26536 * config/i386/i386.c (ix86_using_red_zone): No longer static.
26537 * config/i386/i386.md (stack decrement to push peepholes): Guard
26538 with !x86_using_red_zone ().
26540 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26543 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
26544 to dump_generic_node.
26545 (NIY): Pass also flags to do_niy.
26547 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
26549 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
26550 (simd_clone_vector_of_formal_parm_types)
26551 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
26552 (simd_clone_mangle, simd_clone_create)
26553 (simd_clone_adjust_return_type, create_tmp_simd_array)
26554 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
26555 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
26556 (ipa_simd_modify_function_body, simd_clone_linear_addend)
26557 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
26558 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
26559 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
26560 * omp-simd-clone.c: ... this new file.
26561 (simd_clone_vector_of_formal_parm_types): Make it static.
26562 * Makefile.in (OBJS): Add omp-simd-clone.o.
26564 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26567 * config/i386/sse.md: Use proper memory operand modifiers.
26570 2016-04-15 Richard Biener <rguenther@suse.de>
26571 Alan Modra <amodra@gmail.com>
26573 PR tree-optimization/70130
26574 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
26575 when alignment stays not the same and no not use the realign
26578 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26581 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26582 direct move handlers for KFmode. Change TFmode handlers test from
26583 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
26585 2016-04-14 Jakub Jelinek <jakub@redhat.com>
26588 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
26589 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
26590 (inlined_polymorphic_ctor_dtor_block_p): Use it.
26591 * tree-ssa-live.c (remove_unused_scope_block_p): When
26592 in_ctor_dtor_block, avoid discarding not just BLOCKs with
26593 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
26594 block_ultimate_origin is FUNCTION_DECL.
26595 (remove_unused_locals): If current_function_decl is
26596 polymorphic_ctor_dtor_p, pass initial true to
26597 remove_unused_scope_block_p' is_ctor_dtor_block.
26599 2016-04-14 Martin Sebor <msebor@redhat.com>
26604 * doc/extend.texi (Variable Length): Revert.
26606 2016-04-14 Marek Polacek <polacek@redhat.com>
26607 Jan Hubicka <hubicka@ucw.cz>
26610 * tree.c (verify_type): Disable the canonical type of main variant
26613 2016-04-14 Jason Merrill <jason@redhat.com>
26615 * cfgexpand.c, expr.c: Revert previous change.
26617 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
26619 PR middle-end/70643
26620 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
26621 when building a mem ref for the incoming reduction variable.
26623 2016-04-14 Richard Biener <rguenther@suse.de>
26625 PR tree-optimization/70614
26626 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
26627 loop if the evolution dropped to chrec_dont_know.
26628 (interpret_condition_phi): Likewise.
26630 2016-04-14 Richard Biener <rguenther@suse.de>
26632 PR tree-optimization/70623
26633 * tree-ssa-pre.c (changed_blocks): Make global ...
26634 (compute_antic): ... local here. Move and fix worklist
26635 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
26636 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
26637 worklist handling, dump when ANTIC_IN changed.
26638 (compute_partial_antic_aux): Remove worklist handling.
26639 (init_pre): Do not compute post dominators. Add a comment about
26640 the CFG order chosen.
26641 (fini_pre): Do not free post dominators.
26643 2016-04-13 Martin Sebor <msebor@redhat.com>
26648 * doc/extend.texi (Variable Length): Document C++ specifics.
26650 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26653 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
26654 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
26655 eh edges have been purged.
26658 * tree-sra.c (create_access_replacement,
26659 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
26661 * tree-pretty-print.c (dump_fancy_name): New function.
26662 (dump_decl_name, dump_generic_node): Use it.
26664 2016-04-13 Jason Merrill <jason@redhat.com>
26666 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
26667 * expr.c (expand_expr_real_1): Likewise.
26669 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
26671 * config/i386/i386.md (kunpckhi): Swap operands.
26672 (kunpcksi): Likewise.
26673 (kunpckdi): Likewise.
26674 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
26675 (vec_pack_trunc_<mode>): Likewise.
26677 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26680 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
26682 PR middle-end/70633
26683 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
26684 gimplification turns some element into non-constant.
26687 * rtl.h (convert_memory_address_addr_space_1): New prototype.
26688 * explow.c (convert_memory_address_addr_space_1): No longer static,
26689 add NO_EMIT argument and don't call convert_modes if true, pass
26690 it down recursively, remove break after return.
26691 (convert_memory_address_addr_space): Adjust caller.
26692 * simplify-rtx.c (simplify_unary_operation_1): Call
26693 convert_memory_address_addr_space_1 instead of convert_memory_address,
26694 if it returns NULL, don't simplify.
26696 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
26699 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
26701 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26703 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26704 Bump the upper SIMDLEN limits, so that if the return type or
26705 characteristic type if the return type is void can be passed in
26706 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
26709 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
26712 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
26713 Do not use "=" constraint on an input constraint.
26714 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
26715 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
26716 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
26717 generates (neg (abs ...)) instead of (abs ...).
26719 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26721 PR rtl-optimization/70596
26722 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
26723 just invalidate LRA data and reset them. Adjust dump wording.
26725 2016-04-12 Martin Liska <mliska@suse.cz>
26728 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26730 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26732 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26733 max_loop_iterations_int.
26734 (tree_unswitch_outer_loop): Likewise.
26735 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26736 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26738 2016-04-12 Tom de Vries <tom@codesourcery.com>
26740 PR tree-optimization/68756
26741 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
26742 instead of new_name.
26744 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26746 PR tree-optimization/70602
26747 * tree-sra.c (generate_subtree_copies): Don't write anything into
26748 constant pool decls.
26750 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
26751 regardless whether there are depend clauses or not.
26753 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26756 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
26757 target attribute and pragma from changing the -mfloat128
26758 and -mfloat128-hardware options.
26760 * doc/extend.texi (Additional Floating Types): Document PowerPC
26761 __float128 restrictions.
26763 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26766 * config/aarch64/driver-aarch64.c
26767 (aarch64_get_extension_string_for_isa_flags): New.
26768 (arch_extension): Rename to...
26769 (aarch64_arch_extension): ...This.
26770 (ext_to_feat_string): Rename to...
26771 (aarch64_extensions): ...This.
26772 (aarch64_core_data): Keep track of architecture extension flags.
26773 (cpu_data): Rename to...
26774 (aarch64_cpu_data): ...This.
26775 (aarch64_arch_driver_info): Keep track of architecture extension
26777 (get_arch_name_from_id): Rename to...
26778 (get_arch_from_id): ...This, change return type.
26779 (host_detect_local_cpu): Update and reformat for renames, handle
26780 extensions through common infrastructure.
26782 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26785 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
26786 track of a canonical flag name.
26787 (all_extensions): Likewise.
26788 (arch_to_arch_name): Also track extension flags enabled by the arch.
26789 (all_architectures): Likewise.
26790 (aarch64_parse_extension): Move to here.
26791 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
26793 (aarch64_rewrite_selected_cpu): Update for above change.
26794 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
26795 are handled, such that the single explicit value enabled by an
26796 extension is kept seperate from the implicit values it also enables.
26797 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
26799 (aarch64_parse_extension): New.
26800 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
26801 here to config/aarch64/aarch64-protos.h.
26802 (aarch64_parse_extension): Move from here to
26803 common/config/aarch64/aarch64-common.c.
26804 (aarch64_option_print): Update.
26805 (aarch64_declare_function_name): Likewise.
26806 (aarch64_start_file): Likewise.
26807 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
26808 the canonical flag for extensions.
26809 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
26812 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26814 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
26817 2016-04-09 Tom de Vries <tom@codesourcery.com>
26819 PR tree-optimization/68953
26820 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
26821 first to last subscript.
26823 2016-04-09 Jakub Jelinek <jakub@redhat.com>
26825 PR tree-optimization/70586
26826 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
26829 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
26833 PR tree-optimization/70373
26834 PR middle-end/70533
26835 PR middle-end/70534
26836 PR middle-end/70535
26837 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
26838 clauses for acc parallel reductions as necessary. Error on those
26840 * omp-low.c (scan_sharing_clauses): Don't install variables which
26841 are used in acc parallel reductions.
26842 (lower_rec_input_clauses): Remove dead code.
26843 (lower_oacc_reductions): Add support for reference reductions.
26844 (lower_reduction_clauses): Remove dead code.
26845 (lower_omp_target): Don't remap variables appearing in acc parallel
26847 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
26849 2016-04-08 Jakub Jelinek <jakub@redhat.com>
26851 PR middle-end/70593
26852 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
26853 with multiple SSA_NAME defs, force the outputs other than first
26854 to be live before calling live_track_process_def on each output.
26856 PR rtl-optimization/70574
26857 * fwprop.c (forward_propagate_and_simplify): Don't add
26858 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
26859 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
26860 paradoxical subregs within *loc.
26862 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
26864 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
26865 -ftree-parallelize-loops={0,1}.
26866 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
26867 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
26868 * config/ia64/hpux.h (LIB_SPEC): Likewise.
26869 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
26870 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
26872 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
26875 * asan.c (instrument_derefs): If we get unknown location, extract it
26876 with EXPR_LOCATION.
26877 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
26879 2016-04-08 Tom de Vries <tom@codesourcery.com>
26881 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
26882 implicit firstprivate clause.
26884 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26887 * config/arm/thumb2.md (tst + branch-> lsls + branch
26888 peephole below *orsi_not_shiftsi_si): Require that condition
26889 register is dead after the peephole.
26890 (second peephole after the above): Likewise.
26892 2016-04-08 Alan Modra <amodra@gmail.com>
26895 * builtins.c (fold_builtin_classify): For IBM extended precision,
26896 look at just the high-order double to test for NaN.
26897 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
26898 test just the high double for Inf but both doubles for subnormal
26901 2016-04-07 Jakub Jelinek <jakub@redhat.com>
26903 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
26904 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
26905 node->simdclone->mask_mode != VOIDmode masks.
26906 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
26907 earlier, use it instead of node->simdclone.
26908 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26909 Set clonei->mask_mode.
26911 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26914 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
26915 Pass it through to cp_parser_already_scoped_statement.
26916 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
26917 it through to cp_parser_statement.
26918 (cp_parser_statement): Pass IF_P through to
26919 cp_parser_iteration_statement.
26920 (cp_parser_pragma): Adjust call to
26921 cp_parser_iteration_statement.
26923 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
26926 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
26927 resolve a future -Wparentheses warning.
26928 * omp-low.c (scan_sharing_clauses): Likewise.
26929 * tree-parloops.c (eliminate_local_variables): Likewise.
26931 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
26933 PR rtl-optimization/70398
26934 * lra-constraints.c (process_address_1): Check zero scale and code
26935 for reloading with zero scale.
26937 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
26939 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
26940 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
26942 2016-04-06 Jakub Jelinek <jakub@redhat.com>
26944 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26945 Add support for AVX512F clones, include them by default for
26946 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
26947 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
26950 PR middle-end/70550
26951 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
26952 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
26953 firstprivate clauses.
26954 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
26955 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
26956 (lower_omp_target): Set TREE_NO_WARNING for
26957 non-addressable possibly uninitialized vars which are copied into
26958 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
26960 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
26962 * config/pa/predicates.md (integer_store_memory_operand): Accept
26963 REG+D operands with a large offset when reload_in_progress is true.
26964 (floating_point_store_memory_operand): Likewise.
26966 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26969 * match.pd (nested int casts): Limit to GIMPLE.
26971 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
26974 * ipa-devirt.c (maybe_record_node): Fix comment; use
26975 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
26977 2016-04-05 Jakub Jelinek <jakub@redhat.com>
26979 PR rtl-optimization/70542
26980 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
26981 if there are any uses other than insn or debug insns.
26983 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
26984 Jakub Jelinek <jakub@redhat.com>
26986 PR tree-optimization/70509
26987 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
26988 Shift HOST_WIDE_INT_1U instead of 1.
26990 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
26992 PR tree-optimization/70509
26993 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
26994 of the vector base type for index.
26996 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
26999 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
27001 2016-04-05 Richard Biener <rguenther@suse.de>
27003 PR tree-optimization/70526
27004 * tree-sra.c (build_ref_for_offset): Use prev_base to
27005 extract the alias pointer type.
27007 2016-04-05 Richard Biener <rguenther@suse.de>
27009 * dse.c (struct store_info): Remove alias_set member.
27010 (struct read_info_type): Likewise.
27011 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
27012 spill_deleted, clear_alias_set_lookup): Remove.
27013 (get_group_info): Remove dead base == NULL_RTX case.
27014 (dse_step0): Remove initialization of removed variables.
27015 (delete_dead_store_insn): Reomve alias set dumping.
27016 (free_read_records): Remove alias_set handling.
27017 (canon_address): Remove alias_set_out parameter.
27018 (record_store): Remove spill_alias_set, it's always zero.
27019 (check_mem_read_rtx): Likewise.
27020 (dse_step2): Rename from ...
27021 (dse_step2_nospill): ... this. Adjust.
27022 (scan_stores): Rename from ...
27023 (scan_stores_nospill): ... this.
27024 (scan_reads): Rename from ...
27025 (scan_reads_nospill): ... this.
27026 (scan_stores_spill, scan_reads_spill): Remove.
27027 (dse_step3_scan): Remove for_spills argument which is always false.
27028 (dse_step3): Likewise.
27029 (dse_step5): Rename from ...
27030 (dse_step5_nospill): ... this. Remove alias_set handling.
27031 (rest_of_handle_dse): Adjust.
27033 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27036 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
27037 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
27038 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
27039 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
27041 2016-04-05 Richard Biener <rguenther@suse.de>
27043 PR middle-end/70499
27044 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
27045 non-register type temporaries into SSA.
27047 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
27050 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
27051 calls when sanitizing.
27052 (possible_polymorphic_call_target_p): Fix formatting.
27054 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27055 Jakub Jelinek <jakub@redhat.com>
27057 PR middle-end/70457
27058 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
27059 to ensure a call statement is compatible with a built-in's
27061 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
27064 2016-04-04 Richard Biener <rguenther@suse.de>
27066 PR rtl-optimization/70484
27067 * rtl.h (canon_output_dependence): Declare.
27068 * alias.c (canon_output_dependence): New function.
27069 * dse.c (record_store): Use canon_output_dependence rather
27070 than canon_true_dependence.
27072 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27075 * cgraph.h (symtab_node::copy_visibility_from): New function.
27076 * symtab.c (symtab_node::copy_visibility_from): New function.
27077 * ipa-visibility.c (optimize_weakref): New function.
27078 (function_and_variable_visibility): Use it.
27080 2016-04-04 Martin Liska <mliska@suse.cz>
27083 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
27084 value that is really in range handled by SBR instruction.
27085 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
27086 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
27087 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
27089 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
27093 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
27094 set, but not for SP_REG operands.
27096 2016-04-02 Martin Sebor <msebor@redhat.com>
27099 * fold-const.c (maybe_nonzero_address): New function.
27100 (fold_comparison): Call it. Fold equality and relational
27101 expressions involving null pointers.
27102 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
27104 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
27106 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
27107 the "Y" constraint (scalar FP 0.0 immediate).
27109 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
27110 Add the "const_double" to the list of operand constraints.
27112 2016-04-01 Jakub Jelinek <jakub@redhat.com>
27114 PR rtl-optimization/70467
27115 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
27116 If low word of the last operand is 0, just emit addition/subtraction
27119 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27122 * config/s390/s390.c (s390_expand_insv): Check for everything
27123 constant instead of just VOIDmode stuff.
27125 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27128 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
27130 2016-04-01 Nathan Sidwell <nathan@acm.org>
27132 * tree.def (TRY_CATCH_EXPR): Correct documentation.
27134 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
27136 PR rtl-optimization/70461
27137 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
27140 2016-03-31 Martin Liska <mliska@suse.cz>
27143 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
27144 a tree value or an immediate integer value to a buffer
27145 that is eventually copied to a BRIG section.
27146 (emit_immediate_operand): Call the function here.
27147 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
27148 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
27149 of class' fields that are removed.
27150 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
27151 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
27152 m_brig_repr_size fields.
27154 2016-03-31 Martin Liska <mliska@suse.cz>
27157 * hsa-gen.c (hsa_function_representation::update_dominance): New
27159 (convert_addr_to_flat_segment): Likewise.
27160 (gen_hsa_memory_set): New alignment argument.
27161 (gen_hsa_ctor_assignment): Likewise.
27162 (gen_hsa_insns_for_single_assignment): Provide alignment
27163 to gen_hsa_ctor_assignment.
27164 (gen_hsa_insns_for_direct_call): Add new argument.
27165 (expand_lhs_of_string_op): New function.
27166 (expand_string_operation_builtin): Likewise.
27167 (expand_memory_copy): New function.
27168 (expand_memory_set): New function.
27169 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
27170 (convert_switch_statements): Change signature.
27171 (generate_hsa): Use a return value of the function.
27172 (pass_gen_hsail::execute): Do not call
27173 convert_switch_statements here.
27174 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
27175 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
27176 (hsa_function_representation::update_dominance): New function.
27178 2016-03-31 Martin Liska <mliska@suse.cz>
27181 * hsa-brig.c (emit_directive_variable): Emit alignment
27182 according to hsa_symbol::m_align.
27183 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27184 (dump_hsa_symbol): Dump alignment of HSA symbols.
27185 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27186 (gen_hsa_addr_with_align): New function.
27187 (hsa_bitmemref_alignment): Use newly added function.
27188 (gen_hsa_insns_for_load): Likewise.
27189 (gen_hsa_insns_for_store): Likewise.
27190 (gen_hsa_memory_copy): New argument added.
27191 (gen_hsa_insns_for_single_assignment): Respect
27192 alignment for assignments processed via gen_hsa_memory_copy.
27193 (gen_hsa_insns_for_direct_call): Likewise.
27194 (gen_hsa_insns_for_return): Likewise.
27195 (gen_function_def_parameters): Set default alignment.
27196 * hsa.c (hsa_object_alignment): New function.
27197 (hsa_byte_alignment): Pasted function.
27198 * hsa.h (hsa_symbol::m_align): New field.
27200 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27202 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27203 scratch field for goto case.
27205 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27207 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27209 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27212 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27213 (scalar_chain::convert_insn): Call convert_op for reg
27214 moves to handle undefined registers.
27216 2016-03-31 Nathan Sidwell <nathan@acm.org>
27219 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27220 Assert we don't want to move backwards.
27222 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27225 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27227 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27229 PR rtl-optimization/70460
27230 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27231 with operand from REG_LABEL_OPERAND, instead substitute
27232 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27233 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27235 2016-03-31 Martin Liska <mliska@suse.cz>
27237 * passes.c (execute_one_pass): Do not call
27238 todo_after for a discarded function.
27240 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27242 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27243 (no_cost, infinite_cost): Initialize the new field.
27244 (get_computation_cost_at): Record setup cost.
27245 (determine_use_iv_cost_address): Skip cost computation for sub
27246 uses if we can estimate it without losing accuracy.
27248 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27250 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27252 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27253 max_loop_iterations_int.
27254 (tree_unswitch_outer_loop): Likewise.
27255 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27256 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27258 2016-03-30 Richard Biener <rguenther@suse.de>
27260 PR middle-end/70450
27261 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27263 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27266 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27267 in gen_blendm expander.
27269 2016-03-30 Nick Clifton <nickc@redhat.com>
27272 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
27273 case where we are already provided with an SImode SUBREG.
27275 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
27278 * config/i386/i386.c (ix86_expand_epilogue): Properly check
27279 conflict between DRAP register and __builtin_eh_return.
27281 2016-03-30 Michael Matz <matz@suse.de>
27282 Richard Biener <rguenther@suse.de>
27285 * ipa-polymorphic-call.c (struct type_change_info): Change
27286 speculative to an unsigned allowing to limit the work we do.
27287 (csftc_abort_walking_p): New inline function..
27288 (check_stmt_for_type_change): Limit the number of may-defs
27289 skipped for speculative devirtualization to
27290 max-speculative-devirt-maydefs.
27291 * params.def (max-speculative-devirt-maydefs): New param.
27292 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
27294 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
27297 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
27300 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
27302 PR tree-optimization/59124
27303 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
27304 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
27306 2016-03-29 Jeff Law <law@redhat.com>
27308 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
27310 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27312 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
27315 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
27317 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
27318 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
27319 gcrt0.o if linking dynamically.
27321 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27324 * ipa-devirt.c (methods_equal_p): New function.
27325 (compare_virtual_tables): Use it.
27326 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
27327 * cgraphclones.c (clone_function_name_1): Use
27328 symbol_table::symbol_suffix_separator.
27329 * coverage.c (build_var): Likewise.
27330 * symtab.c (symbol_table::symbol_suffix_separator): New.
27332 2016-03-29 Jakub Jelinek <jakub@redhat.com>
27334 PR rtl-optimization/70429
27335 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
27336 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
27337 mode != result_mode.
27340 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
27342 PR tree-optimization/70405
27343 * ssa-iterators.h (num_imm_uses): Add missing braces.
27345 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
27347 PR rtl-optimization/68695
27348 * ira-color.c (allocno_copy_cost_saving): New.
27349 (improve_allocation): Use it.
27351 2016-03-29 Richard Henderson <rth@redhat.com>
27353 PR middle-end/70355
27354 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
27356 2016-03-29 Richard Biener <rguenther@suse.de>
27358 PR middle-end/70424
27359 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
27360 use alignment returned by get_pointer_alignment_1 if it is
27361 bigger than BITS_PER_UNIT.
27362 * builtins.c (get_pointer_alignment_1): Do not return true
27363 for alignment extracted from SSA info.
27365 2016-03-28 James Bowman <james.bowman@ftdichip.com>
27367 * config/ft32/ft32.opt (mnodiv): New.
27368 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
27369 * doc/invoke.texi (FT32 Options -mnodiv): New.
27371 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
27374 * config/i386/i386.md (define_split, andn): Fix modes.
27376 2016-03-26 Richard Biener <rguenther@suse.de>
27377 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27380 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
27382 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
27383 as 2nd argument to cl_optimization_restore().
27385 2016-03-25 Richard Henderson <rth@redhat.com>
27388 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
27389 * config/aarch64/aarch64-protos.h: Declare it.
27390 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
27392 2016-03-25 Alan Modra <amodra@gmail.com>
27395 * config/rs6000/constraints.md (j): Simplify.
27396 * config/rs6000/predicates.md (easy_fp_constant): Exclude
27398 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
27399 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
27400 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
27401 in all constraint alternatives.
27402 (movtd_64bit_nodm): Delete "j" constraint alternative.
27404 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27406 * tree-ssa-propagate.c: Enhance docs for
27407 SSA_PROP_NOT_INTERESTING.
27409 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27411 * doc/extend.texi: Fix typo in documentation to pure attribute.
27413 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
27416 * config/pa/pa.md (bswapdi2): Use a scratch register.
27418 2016-03-24 Richard Henderson <rth@redhat.com>
27420 PR middle-end/69845
27421 * fold-const.c (extract_muldiv_1): Correct test for multiplication
27424 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
27426 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
27427 using ix86_expand_binary_operator instead of gen_andsi3.
27429 2016-03-24 Richard Biener <rguenther@suse.de>
27431 PR tree-optimization/70396
27432 * tree-vect-stmts.c (vectorizable_comparison): Use
27433 get_vectype_for_scalar_type.
27435 2016-03-24 Richard Biener <rguenther@suse.de>
27437 PR middle-end/70370
27438 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
27439 with register bases.
27441 2016-03-24 Richard Biener <rguenther@suse.de>
27443 PR tree-optimization/70372
27444 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
27445 build_all_ones_cst to also handle vector types correctly.
27447 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
27450 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
27453 2016-03-23 Marek Polacek <polacek@redhat.com>
27456 * doc/invoke.texi: Document -Wignored-attributes.
27458 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27460 PR tree-optimization/69042
27461 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
27462 parameter from 30 to 40.
27464 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27466 PR tree-optimization/69042
27467 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
27468 for use with constant offset stripped in base.
27470 2016-03-23 Richard Biener <rguenther@suse.de>
27472 PR middle-end/70251
27473 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
27474 mode compatibility check.
27475 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27477 2016-03-23 Jeff Law <law@redhat.com>
27479 PR tree-optimization/64058
27480 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
27482 (struct ssa_conflicts): Move up earlier in the file.
27483 (conflicts_, var_map_): New static variables.
27484 (initialize_conflict_count): New function to initialize the
27485 CONFLICT_COUNT field for each conflict pair.
27486 (compare_pairs): Lazily initialize the conflict count and use it
27487 as the first tie-breaker.
27488 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
27489 and wipe conflicts_ and map_ around the call to qsort. Remove
27490 special case for 2 coalesce pairs.
27491 * bitmap.c (bitmap_count_unique_bits): New function.
27492 (bitmap_count_bits_in_word): New function, extracted from
27494 (bitmap_count_bits): Use bitmap_count_bits_in_word.
27495 * bitmap.h (bitmap_count_unique_bits): Declare it.
27497 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
27500 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
27501 transparent alias chain for decl assembler name.
27502 * config/sol2.c (solaris_assemble_visibility): Likewise.
27504 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27506 * config/arm/arm1020e.md (1020call_op): Reduce reservation
27508 (v10_fdivs): Likewise.
27509 (v10_fdivd): Likewise.
27511 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27514 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
27515 to not call fclose twice on file.
27517 2016-03-23 Jakub Jelinek <jakub@redhat.com>
27519 PR tree-optimization/70354
27520 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27521 oprnd0 is wider than oprnd1 and there is a cast from the wider
27522 type to oprnd1, mask it with the mask of the narrower type.
27525 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
27526 Optimize TARGET_STV splitters, if high or low word of last argument
27529 2016-03-22 Jeff Law <law@redhat.com>
27532 tree-ssa-threadbackward.c
27533 (fsm_find_control_statement_thread_paths): Correctly distinguish
27534 between old style jump threads vs FSM jump threads.
27536 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
27539 * config/i386/i386.c (scalar_chain::convert_op): Support
27540 uninitialized register usage case.
27542 2016-03-22 Richard Biener <rguenther@suse.de>
27544 PR middle-end/70251
27545 * genmatch.c (gen_transform): Adjust last parameter to a three-state
27547 (capture::gen_transform): ... to change behavior when substituting
27548 a condition into cond or not-cond expr context.
27549 (dt_simplify::gen_1): Adjust.
27550 * gimple-match-head.c: Include gimplify.h for unshare_expr.
27551 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
27552 last change and instead change to
27553 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
27554 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27556 2016-03-22 Anthony Green <green@moxielogic.com>
27558 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
27559 issue for moxiebox targets.
27560 (CC1PLUS_SPEC): Ditto.
27562 2016-03-22 Richard Biener <rguenther@suse.de>
27564 PR middle-end/70333
27565 * fold-const.c (extract_muldiv_1): Properly perform multiplication
27568 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27570 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
27572 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27575 * config/i386/i386.c (def_builtin): Handle
27576 OPTION_MASK_ISA_AVX512VL to be and-ed with other
27578 (const struct builtin_description bdesc_special_args[]):
27579 Remove duplicate ISA bits.
27581 2016-03-22 Jakub Jelinek <jakub@redhat.com>
27584 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
27585 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
27586 in a way that works also for AVX512BW.
27589 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
27590 instead of source if operands[1] is xmm16 and above and
27591 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
27592 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
27595 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
27596 on assign if (*from_p) is a comparison, set it to
27597 TREE_NO_WARNING (*from_p).
27599 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27601 PR middle-end/70326
27602 * lra.c (restore_scratches): Ignore deleted insns.
27604 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
27605 Jakub Jelinek <jakub@redhat.com>
27607 PR tree-optimization/70317
27608 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
27611 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
27614 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
27615 of ix86_expand_move.
27617 (movti): Use general_operand for operand 1 predicate.
27619 2016-03-21 Martin Liska <mliska@suse.cz>
27621 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
27623 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
27625 2016-03-21 Martin Liska <mliska@suse.cz>
27628 * ipa-icf.c (sem_function::parse): Skip static
27629 constructors and destructors.
27631 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27634 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
27635 function-like macro, peek following token(s) if it is followed
27636 by CPP_OPEN_PAREN token with optional padding in between, and
27637 if not, don't treat it like a macro.
27639 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
27640 Alexander Monakov <amonakov@ispras.ru>
27642 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
27643 for the stabs debug format.
27645 2016-03-21 Richard Biener <rguenther@suse.de>
27647 PR tree-optimization/70310
27648 * tree-vect-generic.c (expand_vector_condition): Fold the built
27651 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
27654 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
27655 Block third alternative for AVX-512VL target,
27657 2016-03-21 Martin Liska <mliska@suse.cz>
27660 * hsa-brig.c (emit_function_directives): Mark unemitted
27661 global variables for emission.
27662 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
27663 (get_symbol_for_decl): Likewise.
27664 * hsa.h (struct hsa_symbol): New flag.
27666 2016-03-21 Richard Biener <rguenther@suse.de>
27668 PR tree-optimization/70288
27669 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
27670 we do not estimate unsimplified all-constant conditionals or
27671 switches as optimized away.
27673 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
27675 PR rtl-optimization/69102
27676 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
27677 when we have a readonly dependency context.
27679 2016-03-18 Jeff Law <law@redhat.com>
27681 PR rtl-optimization/70263
27682 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
27683 (update_equiv_regs): When trying to move a store to after the insn
27684 that sets the source of the store, make sure the store occurs after
27685 the insn that sets the source of the store. When successful note
27686 the REG_EQUIV note created in the dump file.
27688 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
27689 Bernd Schmidt <bschmidt@redhat.com>
27691 * doc/extend.texi: Document more potential problems with basic asms.
27693 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
27695 PR rtl-optimization/70278
27696 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
27699 2016-03-18 Jason Merrill <jason@redhat.com>
27701 * calls.c (load_register_parameters): Fix zero size sibcall logic.
27703 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
27705 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
27706 values to 128b regs.
27708 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27710 PR tree-optimization/70252
27711 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
27712 boolean vector has a proper number of elements.
27713 (supportable_narrowing_operation): Likewise.
27715 2016-03-18 Tom de Vries <tom@codesourcery.com>
27718 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
27720 2016-03-18 Jakub Jelinek <jakub@redhat.com>
27722 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
27723 instead of replace_rtx for DEBUG_INSNs.
27725 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27727 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
27728 load type reservations.
27730 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
27733 * config/pa/constraints.md: Revert 2015-02-13 change. Use
27734 define_constraint for "Q" and "T" constraints.
27736 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
27738 Tweak the pipeline model for Exynos M1
27740 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
27743 2016-03-17 David Malcolm <dmalcolm@redhat.com>
27746 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
27747 where one or both locations aren't within a line_map.
27749 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
27752 * opts.c (finish_options): Don't set flag_pie to the default if
27753 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
27756 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
27758 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
27759 true as ALL_REGS argument to replace_rtx.
27761 2016-03-17 Richard Biener <rguenther@suse.de>
27764 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
27767 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27770 * rtl.h (replace_rtx): Add ALL_REGS argument.
27771 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
27772 equality and assert mode is the same, instead of just rtx pointer
27774 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
27775 true as ALL_REGS argument to replace_rtx.
27777 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
27779 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
27780 for boolean vector with vector mode only.
27781 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27783 2016-03-17 Nick Clifton <nickc@redhat.com>
27786 * config/rx/rx.c (rx_print_integer): Print negative constants in
27789 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27792 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
27794 2016-03-16 Richard Henderson <rth@redhat.com>
27795 Richard Biener <rguenth@suse.de>
27797 PR middle-end/70240
27798 PR middle-end/68215
27800 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
27801 first operand as is_gimple_condexpr.
27803 PR middle-end/70240
27804 PR middle-end/68215
27806 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
27807 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
27808 Do not gimplify the result.
27809 (do_unop): Adjust call to tree_vec_extract.
27810 (do_binop): Likewise.
27811 (do_compare): Likewise.
27812 (do_plus_minus): Likewise.
27813 (do_negate): Likewise.
27814 (expand_vector_condition): Likewise.
27815 (do_cond): Likewise.
27817 2016-03-16 Richard Henderson <rth@redhat.com>
27820 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
27821 (aarch64_classify_address): Use it.
27822 (aarch64_legitimize_address): Force all subexpressions of PLUS
27823 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
27825 2016-03-16 Jakub Jelinek <jakub@redhat.com>
27826 Richard Biener <rguenth@suse.de>
27829 * rtlanal.c (replace_rtx): For REG, if from is a REG,
27830 return to even if only REGNO is equal, and assert
27833 2016-03-11 Jeff Law <law@redhat.com>
27835 PR rtl-optimization/70224
27836 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
27838 2016-03-16 Richard Henderson <rth@redhat.com>
27840 PR middle-end/70199
27841 * function.h (struct function): Add has_forced_label_in_static.
27842 * gimplify.c (force_labels_r): Set it.
27843 * lto-streamer-in.c (input_struct_function_base): Read it.
27844 * lto-streamer-out.c (output_struct_function_base): Write it.
27845 * tree-inline.c (has_label_address_in_static_1): Remove.
27846 (copy_forbidden): Remove fndecl parameter; test
27847 has_forced_label_in_static.
27848 (inline_forbidden_p): Update call to copy_forbidden.
27849 (tree_versionable_function_p): Likewise.
27850 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
27851 (chkp_versioning): Likewise.
27852 * tree-inline.h (copy_forbidden): Update decl.
27854 2016-03-16 Marek Polacek <polacek@redhat.com>
27857 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
27858 function being thunked if the result type doesn't have fixed size.
27859 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
27860 doesn't have fixed size.
27862 2016-03-16 Bin Cheng <bin.cheng@arm.com>
27864 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
27865 reporting malformed loop nest.
27867 2016-03-16 Tom de Vries <tom@codesourcery.com>
27870 * ipa-devirt.c (possible_polymorphic_call_targets): Move
27871 nodes.length () == 1 test to before first nodes[0] access.
27873 2016-03-16 Tom de Vries <tom@codesourcery.com>
27875 PR tree-optimization/68715
27876 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
27877 single_pred_p test.
27879 2016-03-16 Tom de Vries <tom@codesourcery.com>
27881 PR tree-optimization/68809
27882 * graphite-scop-detection.c (same_close_phi_node): Test if result types
27885 2016-03-16 Carlos O'Donell <carlos@redhat.com>
27886 Sandra Loosemore <sandra@codesourcery.com>
27888 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
27889 on leaf attribute. Mention ELF interposition problems.
27891 2016-03-16 Alan Modra <amodra@gmail.com>
27893 PR rtl-optimization/69195
27894 PR rtl-optimization/47992
27895 * ira.c (indirect_jump_optimize): Ignore artificial defs.
27898 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
27901 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
27903 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27905 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
27907 2016-03-15 Jakub Jelinek <jakub@redhat.com>
27909 PR rtl-optimization/70222
27910 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
27911 optimization if mode is different from result_mode, queue up masking
27912 of the result in outer_op. Formatting fix.
27914 PR middle-end/70239
27915 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
27918 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27920 PR rtl-optimization/69032
27921 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
27922 looping backwards over basic block insns.
27924 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27927 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
27928 to non-speculative when propagating trap bits.
27930 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27932 PR rtl-optimization/63384
27933 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
27934 DEBUG_INSN_P insns.
27936 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
27939 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
27940 factored out from ...
27941 (sched_analyze_insn): ... here.
27942 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
27943 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
27944 get_implicit_reg_pending_clobbers in it.
27945 (setup_id_reg_sets): Use setup_id_implicit_regs.
27946 (deps_init_id): Ditto.
27948 2016-03-15 Tom de Vries <tom@codesourcery.com>
27951 * cgraph.c (cgraph_node::get_body): Save, reset and restore
27953 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
27954 execute_function_dump.
27955 (execute_one_pass): Don't dump function if it will be dumped after ipa
27958 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
27960 * genrecog.c (match_pattern_2): If pred is NULL don't call
27961 safe_predicate_mode on it.
27963 2016-03-14 Jakub Jelinek <jakub@redhat.com>
27965 PR middle-end/70219
27966 * lra-constraints.c (delete_move_and_clobber): Change assertion
27967 to also allow dregno == 0.
27969 2016-03-14 Richard Henderson <rth@redhat.com>
27972 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
27973 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
27974 (reassociate_bb): Use optimize_vec_cond_expr; avoid
27975 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
27978 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
27981 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
27983 (lra_create_live_ranges_1): initialize hard register biggest_mode to
27985 * lra-constraints.c (split_reg): For hard regs, try to find the
27986 biggest single-register mode used in the function.
27988 2016-03-14 Richard Biener <rguenther@suse.de>
27990 PR tree-optimization/56365
27991 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
27992 constants to compare against.
27994 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
27997 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
27998 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
27999 (define_split for the GPR case): Use int_reg_operand instead of
28000 gpc_reg_operand for the output.
28002 2016-03-14 Tom de Vries <tom@codesourcery.com>
28004 PR tree-optimization/70045
28005 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
28006 create_empty_if_region_on_edge argument.
28008 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
28010 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
28011 (STACK_CHECK_PROTECT): Likewise.
28012 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28013 (STACK_CHECK_PROTECT): Likewise.
28014 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28015 (STACK_CHECK_PROTECT): Likewise.
28016 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
28017 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
28018 (STACK_CHECK_PROTECT): Likewise.
28020 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
28022 PR rtl-optimization/69307
28023 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
28024 registers in modes that span more than one register.
28026 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
28029 * lra-constraints.c (delete_move_and_clobber): New.
28030 (remove_inheritance_pseudos): Use it.
28032 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
28035 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
28036 the libcall is LCT_THROW.
28037 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
28038 for the checking routine.
28040 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28043 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
28044 optimization if we have direct move.
28045 (roundu32<mode>2_fprs): Likewise.
28047 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
28050 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
28052 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
28053 Arguments swapped. All callers changed. Take reg_renumber into
28054 account, and Calculate and compare register ranges for hard regs.
28056 2016-03-11 Jeff Law <law@redhat.com>
28058 PR tree-optimization/70190
28059 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28060 Handle cases where we can not extract the taken edge, even though we
28061 found a constant value.
28063 PR tree-optimization/64058
28064 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
28065 (num_coalesce_pairs): Move up earlier in file.
28066 (find_coalesce_pair): Initialize the INDEX field for each pair
28068 (compare_pairs): No longer sort on the elements in each pair.
28069 Instead break ties with the index of the coalesce pair.
28071 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28074 * config/aarch64/aarch64-protos.h
28075 (aarch64_save_restore_target_globals): New prototype.
28076 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
28077 Call the above when popping pragma.
28078 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
28080 (aarch64_set_current_function): Rewrite using the above.
28082 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28084 PR tree-optimization/70177
28085 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
28086 (extract_ops_from_tree): ... this. In the 2 argument
28087 overload remove _1 suffix.
28088 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
28089 (extract_ops_from_tree): ... this.
28090 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
28092 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
28093 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
28094 extract_ops_from_tree instead of 2 operand one.
28096 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
28098 PR tree-optimization/70013
28099 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
28100 for constant-pool entries.
28102 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28104 PR rtl-optimization/70174
28105 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
28106 followed by gen_lowpart on force_reg instead of just gen_lowpart.
28108 PR tree-optimization/70169
28109 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
28110 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
28113 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28114 Jakub Jelinek <jakub@redhat.com>
28117 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
28118 of uninitialized values.
28120 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28122 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
28124 ("*trunctddd2"): New pattern definition.
28125 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
28128 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28130 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
28131 definitions for BFP and DFP rounding modes.
28132 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28133 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
28134 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
28135 ("fix_trunctf<mode>2"): Use the new constants instead of magic
28138 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28140 * config/s390/constraints.md: Adjust comment.
28141 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
28142 s390_decompose_addrstyle_without_index.
28143 * config/s390/predicates.md (shift_count_or_setmem_operand):
28144 Rename to setmem_operand.
28145 * config/s390/s390-protos.h
28146 (s390_decompose_shift_count): Rename to
28147 s390_decompose_addrstyle_without_index.
28148 * config/s390/s390.c (s390_decompose_shift_count)
28149 (s390_mem_constraint, print_shift_count_operand)
28150 (print_operand_address, print_operand): Rename
28151 s390_decompose_shift_count to
28152 s390_decompose_addrstyle_without_index and rename
28153 print_shift_count_operand to print_addrstyle_operand troughout the
28155 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
28156 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
28157 Rename shift_count_or_setmem_operand to setmem_operand.
28158 * config/s390/vx-builtins.md ("vec_insert<mode>")
28159 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
28162 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28165 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28166 Handle overlapping retval and newval.
28168 2016-03-10 Nick Clifton <nickc@redhat.com>
28171 * config/aarch64/aarch64.c
28172 (aarch64_override_options_after_change_1): When forcing
28173 flag_omit_frame_pointer to be true, use a special value that can
28174 be detected if this function is called again, thus preventing
28175 flag_omit_leaf_frame_pointer from being forced to be false.
28177 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28179 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
28180 Set x_flag_omit_leaf_frame_pointer when handling
28181 -momit-leaf-frame-pointer.
28183 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28186 * cgraph.c (cgraph_node::dump): Dump split_part and
28187 indirect_call_target.
28188 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28189 * ipa.c (has_addr_references_p): Cleanup.
28190 (is_indirect_call_target_p): New.
28191 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28192 called indirectly as local.
28193 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28195 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28198 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28199 on cxa_pure_virtual.
28201 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28204 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28206 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28209 * tree.c (need_assembler_name_p): Only record main variant type names.
28211 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28214 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28215 Always define to 0 or 1.
28216 (TARGET_FIX_ERR_A53_843419): New macro.
28217 * config/aarch64/aarch64-elf-raw.h
28218 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28219 * config/aarch64/aarch64-linux.h: Likewise.
28220 * config/aarch64/aarch64.c
28221 (aarch64_override_options_after_change_1): Do not default
28222 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28224 (aarch64_attributes): Handle fix-cortex-a53-843419.
28225 (aarch64_can_inline_p): Likewise.
28226 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28228 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28229 Jakub Jelinek <jakub@redhat.com>
28231 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28232 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28233 DECL_COMMONS if flag_unconstrained_commons is set.
28234 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28235 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28236 (funconstrained-commons): Document.
28238 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28240 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28241 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28243 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28245 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28246 has a proper number of elements.
28248 2016-03-10 Alan Modra <amodra@gmail.com>
28250 PR rtl-optimization/69195
28251 PR rtl-optimization/47992
28252 * ira.c (recorded_label_ref): Delete.
28253 (update_equiv_regs): Return void.
28254 (indirect_jump_optimize): New function.
28255 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28256 before regstat_compute_ri. Don't rebuild_jump_labels here.
28257 Delete update_regstat.
28259 2016-03-10 Richard Biener <rguenther@suse.de>
28261 PR tree-optimization/70128
28262 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28263 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28265 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28267 PR tree-optimization/70152
28268 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28269 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
28272 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
28273 instead of gen_sse2_loadlpd.
28274 * config/i386/sse.md (*vec_concatv2df): Rename to...
28275 (vec_concatv2df): ... this.
28277 PR tree-optimization/70127
28278 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
28280 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28284 * diagnostic-show-locus.c (compatible_locations_p): New function.
28285 (layout::layout): Sanitize ranges using compatible_locations_p.
28287 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28291 * diagnostic-show-locus.c (layout_range::layout_range): Replace
28292 location_range param with three const expanded_locations * and a
28294 (layout::layout): Replace call to
28295 rich_location::lazily_expand_location with get_expanded_location.
28296 Extract the range and perform location expansion here, passing
28297 the results to the layout_range ctor.
28298 * diagnostic.c (source_range::debug): Delete.
28299 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
28300 of rich_location::get_expanded_location.
28301 * gcc-rich-location.c (get_range_for_expr): Delete.
28302 (gcc_rich_location::add_expr): Reimplement to avoid the
28303 rich_location::add_range overload that took a location_range,
28304 passing a location_t instead.
28306 2016-03-09 Richard Biener <rguenther@suse.de>
28307 Jakub Jelinek <jakub@redhat.com>
28309 PR tree-optimization/70138
28310 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28311 Also skip vect_double_reduction_def.
28313 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28316 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
28317 if the operand is "m".
28319 2016-03-09 Nathan Sidwell <nathan@acm.org>
28321 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
28323 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28325 * config/i386/i386.c (processor_target_table): Fix cost table
28326 intialization order for znver1.
28328 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28330 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
28331 - becuase -> because.
28332 * ipa-reference.c (ignore_module_statics): Likewise.
28333 * cgraph.c (cgraph_node::get_body): Likewise.
28334 * ipa-inline.c (early_inliner): Likewise.
28335 * ipa-devirt.c (types_same_for_odr): Likewise.
28336 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
28337 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
28339 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28341 * tree-ssa-math-opts.c: Fix typo in comment.
28343 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28346 * config/i386/i386.c (scalar_chain::make_vector_copies,
28347 scalar_chain::convert_reg): Call end_sequence in between
28348 get_insns and emit_conversion_insns rather than after both
28351 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
28354 * config/i386/i386.h (machine_function): Add
28355 pc_thunk_call_expanded flag.
28356 (ix86_pc_thunk_call_expanded): New define.
28357 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
28358 (*set_got): Rename insn pattern from set_got.
28359 (*set_got_labelled): Rename inst pattern from set_got_labelled.
28360 * config/i386/i386.c (ix86_compute_frame_layout): Use
28361 ix86_pc_thunk_call_expanded to prevent red-zone.
28363 2016-03-07 Martin Jambor <mjambor@suse.cz>
28365 * hsa.h (hsa_get_ctor_statements): Declare.
28366 (hsa_get_dtor_statements): Likewise.
28367 (hsa_get_kernel_dispatch_type): Likewise.
28368 * hsa.c (hsa_get_ctor_statements): New function.
28369 (hsa_get_dtor_statements): Likewise.
28370 (hsa_get_kernel_dispatch_type): Likewise.
28371 * hsa-brig.c (hsa_cdtor_statements): Removed.
28372 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
28373 hsa_get_dtor_statements.
28374 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
28375 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
28377 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
28379 * config/arm/arm-cores.def (cortex-r8): New.
28380 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
28381 * config/arm/arm-tune.md: Likewise.
28382 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
28384 2016-03-07 Martin Sebor <msebor@redhat.com>
28386 PR rtl-optimization/19705
28387 * doc/invoke.texi (Options That Control Optimization): Clarify
28388 -fno-branch-count-reg.
28390 2016-02-26 Richard Biener <rguenther@suse.de>
28391 Jeff Law <law@redhat.com>
28393 PR tree-optimization/69740
28394 * cfghooks.c (remove_edge): Request loop fixups if we delete
28395 an edge that might turn an irreducible loop into a natural
28397 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
28398 Move after definition of loops_state_clear.
28400 2016-03-07 Bin Cheng <bin.cheng@arm.com>
28402 PR rtl-optimization/69052
28403 * rtlanal.c (commutative_operand_precedence): Set higher precedence
28406 2016-03-07 Tom de Vries <tom@codesourcery.com>
28408 PR tree-optimization/70116
28409 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
28410 is_tm_ending stmts and ubsan/asan internal functions.
28411 (find_duplicate): Use it. Don't test is_tm_ending here.
28413 2016-03-07 Richard Biener <rguenther@suse.de>
28415 PR tree-optimization/70115
28416 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
28417 (propagate_constants_for_unrolling): Use replace_uses_by.
28419 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
28421 PR middle-end/69916
28422 * omp-low.c (struct oacc_loop): Add ifns.
28423 (new_oacc_loop_raw): Initialize it.
28424 (finish_oacc_loop): Clear mask & flags if no ifns.
28425 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
28426 (oacc_loop_xform_loop): Add ifns arg & adjust.
28427 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
28429 2016-03-07 Richard Henderson <rth@redhat.com>
28432 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
28433 (insert_value_copy_on_edge): Likewise.
28435 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28437 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
28439 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28442 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
28444 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28446 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
28448 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28450 Fix sseimul type attribute.
28451 * config/i386/znver1.md
28452 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
28453 znver1_sseimul_avx256_load) : Fix the type attribute.
28454 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
28455 pipe usage and latency.
28457 2016-03-05 Jakub Jelinek <jakub@redhat.com>
28460 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
28461 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
28464 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28467 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
28469 PR rtl-optimization/69941
28470 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
28471 the reg share its mode.
28473 2016-03-04 Jeff Law <law@redhat.com>
28475 PR tree-optimization/69196
28476 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28477 If the both SSA_NAMEs are anonymous, then consider them unassociated
28478 and include the PHI in the statement count.
28480 2016-03-05 Tom de Vries <tom@codesourcery.com>
28482 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
28483 construct in oacc routine. Check for oacc region in oacc routine.
28485 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28488 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
28489 2016-02-22 changes, instead don't recurse if RECUR is already true.
28490 Don't change *dynamic_check if RECUR. Adjust recursive caller
28491 to pass true to the new argument.
28492 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
28495 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
28496 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
28498 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
28500 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28502 PR rtl-optimization/57676
28503 * lra-assigns.c (lra_assign): Guard test for maximum iterations
28504 with flag_checking.
28506 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
28508 * tree-vect-patterns.c (search_type_for_mask): Handle
28509 comparison of booleans.
28511 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28513 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
28517 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
28518 all other ops that have dw_val_class_die_ref operands,
28519 and DW_OP_GNU_entry_value.
28521 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28523 PR rtl-optimization/69904
28524 * config/arm/arm.c (arm_cannot_copy_insn_p):
28525 Return true for load-exclusive instructions.
28527 2016-03-03 Jakub Jelinek <jakub@redhat.com>
28530 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
28531 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
28532 the pattern no matter if it is used just by non-pattern, pattern
28534 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
28535 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28536 oprnd1 def_stmt is in pattern, don't look through it.
28538 2016-03-03 Marek Polacek <polacek@redhat.com>
28540 PR middle-end/70050
28541 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
28543 2016-03-03 Martin Liska <mliska@suse.cz>
28545 PR tree-optimization/70043
28546 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
28547 previous statement if we see a debug statement.
28549 2016-03-03 Richard Biener <rguenther@suse.de>
28551 PR tree-optimization/55936
28552 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
28553 parameter and guard unsafe equivalence use.
28554 (vrp_evaluate_conditional_warnv_with_ops): Always use
28555 safe equivalences but not via the quadratic compare_names
28558 2016-03-03 Michael Collison <michael.collison@linaro.org>
28561 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
28562 for operand 1 to s_register_operand. Change predicate for operand
28563 2 to arm_not_immediate_operand.
28565 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
28567 * doc/tm.texi: Regenerated.
28569 2016-03-02 Richard Henderson <rth@redhat.com>
28572 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
28573 simplification when all args are positive non-fixed registers.
28575 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28577 * target.def (lra_p): Specify that new ports should use LRA.
28579 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28582 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
28583 gimplify_type_sizes the type they refer to.
28584 (omp_notice_variable): Handle reference vars to VLAs.
28585 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
28586 reference to VLA decls in the second pass instead of first pass.
28588 2016-03-02 Tom de Vries <tom@codesourcery.com>
28590 PR tree-optimization/68659
28591 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
28592 new_expr == NULL_TREE.
28593 (get_new_name): Handle ADDR_EXPR.
28595 2016-03-02 Bin Cheng <bin.cheng@arm.com>
28597 PR rtl-optimization/69052
28598 * loop-invariant.c (canonicalize_address): New function.
28599 (inv_can_prop_to_addr_use): Check validity of address expression
28600 which is canonicalized by above function.
28602 2016-03-02 Alan Modra <amodra@gmail.com>
28605 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
28608 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28611 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
28612 (*movhi_internal): Put mask moves from and to memory separately
28613 from moves from/to GPRs.
28615 2016-03-02 Richard Biener <rguenther@suse.de>
28617 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
28618 GENERIC expressions in GIMPLE.
28620 2016-03-02 Richard Biener <rguenther@suse.de>
28622 * config/i386/i386.c (type_natural_mode): Fix typo.
28624 2016-03-02 Nick Clifton <nickc@redhat.com>
28626 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
28628 2016-03-02 Richard Biener <rguenther@suse.de>
28629 Uros Bizjak <ubizjak@gmail.com>
28632 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
28634 2016-03-02 Richard Biener <rguenther@suse.de>
28636 PR middle-end/67278
28637 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
28639 2016-03-02 Marek Polacek <polacek@redhat.com>
28642 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
28643 "is promoted to" warning.
28645 2016-03-01 DJ Delorie <dj@redhat.com>
28647 * config.gcc: Deprecate mep-*.
28649 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
28651 PR middle-end/70025
28652 * lra-constraints.c (regno_val_use_in): New.
28653 (match_reload): Use it instead of regno_use_in.
28655 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28657 PR rtl-optimization/70007
28658 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
28659 references present in REG_EQUAL notes attached to non-SET patterns.
28661 2016-03-01 Jeff Law <law@redhat.com>
28663 PR tree-optimization/69196
28664 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28665 Appropriately clamp the number of statements to copy when the
28666 thread path does not traverse a loop backedge.
28668 PR tree-optimization/69196
28669 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28670 Do count some PHIs in the thread path against the insn count. Decrease
28671 final statement count by one as the control statement in the last
28672 block will get removed. Remove special cased code for handling PHIs
28675 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
28678 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
28679 asm dialect alternatives to explicit GOTPCREL calls.
28681 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28684 * ira.c (do_reload): Issue warning for generic stack checking here...
28685 * reload1.c (reload): ...instead of here and streamline it.
28687 2016-03-01 Nick Clifton <nickc@redhat.com>
28689 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
28691 2016-03-01 Richard Biener <rguenther@suse.de>
28693 PR tree-optimization/69983
28694 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
28695 types and fall back to operand_equal_p.
28697 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28700 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28702 * config/s390/constraints.md ("jm8"): New constraint.
28703 * config/s390/predicates.md ("const_int_8bitset_operand"): New
28705 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
28707 ("*setmem_long<setmem_and>"): New pattern.
28708 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
28710 ("*setmem_long_31z<setmem_and>"): New pattern.
28711 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
28712 New substitution rules with the required attributes.
28715 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28718 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28720 * gensupport.c (process_substs_on_one_elem): Split loop to
28721 complete mark_operands_used_in_match_dup on all expressions in the
28723 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28724 and remove function.
28726 2016-03-01 Richard Biener <rguenther@suse.de>
28728 PR middle-end/70022
28729 * fold-const.c (fold_indirect_ref_1): Fix range checking for
28730 vector BIT_FIELD_REF extract.
28732 2016-03-01 Richard Biener <rguenther@suse.de>
28734 PR tree-optimization/69994
28735 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
28737 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
28739 PR tree-optimization/69956
28740 * tree-vect-stmts.c (supportable_widening_operation): Support
28741 multi-step conversion of boolean vectors.
28742 (supportable_narrowing_operation): Likewise.
28744 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28746 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
28749 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28751 * config/s390/subst.md (DSI_VI): New mode iterator.
28752 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
28753 * config/s390/vector.md ("vec_set<mode>"): Move expander before
28754 the insn definition.
28755 ("*vec_set<mode>"): Change predicate and add alternative to
28756 support only either register or const_int operands as element
28758 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
28760 ("vec_extract<mode>"): New expander.
28761 ("*vec_extract<mode>"): New insn definition supporting reg and
28762 const_int element selectors.
28763 ("*vec_extract<mode>_plus"): New insn definition supporting
28764 reg+const_int element selectors.
28765 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
28766 following expander+insn definition.
28767 ("<vec_shifts_name><mode>3"): New expander.
28768 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
28770 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28772 * config/s390/s390.md ("*tabort_1"): Change predicate to
28773 nonmemory_operand. Add a second alternative to cover
28774 register as well as const int operands.
28775 ("*tabort_1_plus"): New pattern definition.
28777 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28779 * config/s390/s390.md ("*ashrdi3_cc_31")
28780 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
28781 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
28782 Merge insn definitions into ...
28783 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28784 New pattern definition.
28785 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
28786 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
28787 ("*ashr<mode>3_and"): Merge insn definitions into ...
28788 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28789 New pattern definition.
28790 * config/s390/subst.md ("addr_style_op_cc_subst")
28791 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
28792 substitutions patterns plus attributes.
28793 Add ashiftrt to SUBST iterator.
28795 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28797 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
28798 op2 to nonmemory_operand.
28799 ("*<shift>di3_31", "*<shift>di3_31_and"):
28800 Merge into single pattern definition ...
28801 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
28802 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
28803 pattern definition ...
28804 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
28805 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
28808 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28810 * config/s390/predicates.md (const_int_6bitset_operand): New
28812 * config/s390/s390.md: Include subst.md.
28813 ("rotl<mode>3"): New expander.
28814 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
28816 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
28817 * config/s390/subst.md: New file.
28819 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28821 * config/s390/s390.md ("op_type", "atype", "length" attributes):
28822 Remove RRR type. It doesn't really exist.
28823 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
28825 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
28826 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
28827 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
28828 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
28829 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
28830 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
28831 `enabled' attribute.
28833 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28835 * gensupport.c (process_substs_on_one_elem): Split loop to
28836 complete mark_operands_used_in_match_dup on all expressions in the
28838 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28839 and remove function.
28841 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28844 * config/sparc/sparc.c (NWORDS_UP): Rename to...
28845 (CEIL_NWORDS): ...this. Use CEIL macro.
28846 (compute_fp_layout): Adjust to above renaming.
28847 (function_arg_union_value): Likewise.
28848 (sparc_arg_partial_bytes): Likewise.
28849 (sparc_function_arg_advance): Likewise.
28851 2016-02-29 Jeff Law <law@redhat.com>
28853 PR tree-optimization/70005
28854 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
28855 where an object with a boolean range is compared against a value
28858 PR tree-optimization/69999
28859 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
28860 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
28863 2016-02-29 Richard Biener <rguenther@suse.de>
28865 PR tree-optimization/69994
28866 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
28867 (get_unary_op): Look through nop conversions.
28868 (ops_equal_values_p): New function, look for equality diregarding
28870 (eliminate_plus_minus_pair): Use ops_equal_values_p
28871 (repropagate_negates): Do not use get_unary_op here.
28873 2016-02-29 Martin Liska <mliska@suse.cz>
28875 * system.h: Poison ENABLE_CHECKING macro.
28877 2016-02-29 Martin Liska <mliska@suse.cz>
28879 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
28880 is presented in dump flags.
28881 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28882 (hsa_regalloc): Likewise.
28884 2016-02-19 Richard Biener <rguenther@suse.de>
28886 PR tree-optimization/69980
28887 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
28888 permutation of those we need to keep.
28890 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28893 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
28894 (NWORDS_UP): ...this
28895 (init_cumulative_args): Minor tweaks.
28896 (sparc_promote_function_mode): Likewise.
28897 (scan_record_type): Delete.
28898 (traverse_record_type): New function template.
28899 (classify_data_t): New structure type.
28900 (classify_registers): New inline function.
28901 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
28902 exhausted. Instantiate traverse_record_type on classify_registers and
28903 deal with the case of a structure passed in slot #15 with no FP field
28905 (assign_data_t): New structure type.
28906 (compute_int_layout): New static function.
28907 (compute_fp_layout): Likewise.
28908 (count_registers): New inline function.
28909 (assign_int_registers): New static function.
28910 (assign_fp_registers): Likewise.
28911 (assign_registers): New inline function.
28912 (function_arg_record_value_1): Delete.
28913 (function_arg_record_value_2): Likewise.
28914 (function_arg_record_value_3): Likewise.
28915 (function_arg_record_value): Adjust to above changes. Instantiate
28916 traverse_record_type on count_registers to first count the number of
28917 registers to be used and then on assign_registers to assign them.
28918 (function_arg_union_value): Adjust to above renaming.
28919 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
28920 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
28921 case of a structure passed in slot #15
28922 (sparc_function_arg_advance): Likewise.
28923 (function_arg_padding): Minor tweak.
28925 2016-02-29 Richard Biener <rguenther@suse.de>
28927 PR tree-optimization/69720
28928 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
28929 the adjustment_def path for possibly vectorized defs.
28930 (vect_create_epilog_for_reduction): Handle vectorized initial
28933 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
28935 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
28937 2016-02-27 Jeff Law <law@redhat.com>
28940 2016-02-26 Richard Biener <rguenther@suse.de>
28941 Jeff Law <law@redhat.com>
28943 PR tree-optimization/69740
28944 * cfghooks.c (remove_edge): Request loop fixups if we delete
28945 an edge that might turn an irreducible loop into a natural
28948 2016-02-27 Jakub Jelinek <jakub@redhat.com>
28950 PR rtl-optimization/69896
28951 * tree-vect-generic.c (get_compute_type): Avoid single element
28954 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
28956 Rename the AArch64 tuning option and related functions to enable the
28957 Newton series for the reciprocal square root to reflect its
28958 approximative characteristic.
28960 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
28961 function to "aarch64_emit_approx_rsqrt".
28962 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
28963 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
28964 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
28965 (xgene1_tunings): Likewise.
28966 (use_rsqrt_p): Likewise.
28967 (aarch64_emit_swrsqrt): Use new function name.
28968 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
28969 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
28970 text explaining this option.
28971 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
28973 2016-02-26 Jakub Jelinek <jakub@redhat.com>
28976 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
28977 complain about -mallow-movmisalign without -mvsx if
28978 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
28980 2016-02-26 Joel Sherrill <joel@rtems.org>
28982 * config.gcc: Add x86_64-*-rtems*.
28983 * config/i386/rtems-64.h: New file.
28985 2016-02-26 Joel Sherrill <joel@rtems.org>
28987 * config.gcc: Add aarch64-*-rtems*.
28988 * config/aarch64/rtems.h: New file.
28990 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
28993 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
28994 shift amount using %h. Add comment.
28996 2016-02-26 Richard Biener <rguenther@suse.de>
28997 Jeff Law <law@redhat.com>
28999 PR tree-optimization/69740
29000 * cfghooks.c (remove_edge): Request loop fixups if we delete
29001 an edge that might turn an irreducible loop into a natural
29004 2016-02-26 Martin Jambor <mjambor@suse.cz>
29006 PR middle-end/69920
29007 * tree-sra.c (sra_modify_assign): Do not remove loads of
29008 uninitialized aggregates to SSA_NAMEs.
29010 2016-02-26 Richard Henderson <rth@redhat.com>
29013 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
29014 pseudo in case the target rtx matches the source of the left
29017 2016-02-26 Martin Jambor <mjambor@suse.cz>
29020 * hsa.h (hsa_type_packed_p): Declare.
29021 * hsa.c (hsa_type_packed_p): New function.
29022 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
29024 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
29025 * hsa-brig.c (emit_basic_insn): Likewise.
29027 2016-02-26 Martin Jambor <mjambor@suse.cz>
29030 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
29032 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
29034 2016-02-26 Martin Jambor <mjambor@suse.cz>
29036 * hsa.h (is_a_helper): New overload for hsa_op_immed for
29037 hsa_op_with_type operands.
29038 (hsa_unsigned_type_for_type): Declare.
29039 * hsa.c (hsa_unsigned_type_for_type): New function.
29040 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
29041 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
29042 the finalizer. Do not emit extra move.
29044 2016-02-26 Martin Jambor <mjambor@suse.cz>
29046 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
29047 atomic operations in private segment.
29049 2016-02-26 Martin Jambor <mjambor@suse.cz>
29051 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
29052 statements to wi->info. Also disallow omp simd constructs.
29053 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
29054 for not gridifying. Dump special string for omp_for.
29056 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29059 * config/aarch64/aarch64.c (aarch64_set_current_function):
29060 Save/restore target globals when switching to
29061 target_option_default_node.
29063 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29066 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
29067 Return 0 if !SHIFT_COUNT_TRUNCATED.
29069 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29070 Eric Botcazou <ebotcazou@adacore.com>
29072 PR rtl-optimization/69891
29073 * dse.c (scan_insn): If we can't figure out memset arguments
29074 or they are non-constant, call clear_rhs_from_active_local_stores.
29076 2016-02-26 Martin Liska <mliska@suse.cz>
29078 * doc/extend.texi: Mention clog10, clog10f an clog10l
29079 in Builtins section.
29081 2016-02-26 Martin Liska <mliska@suse.cz>
29083 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
29085 (resolve_args_picking_1): Likewise.
29086 * dwarf2out.h (struct GTY): Likewise.
29088 2016-02-26 Martin Liska <mliska@suse.cz>
29090 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
29091 with flag_checking.
29092 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29094 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
29095 Martin Liska <mliska@suse.cz>
29097 * doc/install.texi: Mention --enable-valgrind-annotations.
29099 2016-02-26 Richard Biener <rguenther@suse.de>
29101 PR tree-optimization/69551
29102 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
29103 looking through aliases adjust DECL_PT_UID to refer to the
29104 ultimate alias target.
29106 2016-02-25 Martin Liska <mliska@suse.cz>
29108 PR middle-end/69919
29109 * alloc-pool.c (after_memory_report): New variable.
29110 * alloc-pool.h (base_pool_allocator ::release): Do not use
29111 the infrastructure if after_memory_report.
29112 * toplev.c (toplev::main): Mark after memory report.
29114 2016-02-25 Richard Biener <rguenther@suse.de>
29116 PR tree-optimization/48795
29117 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
29119 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
29122 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
29123 offloading is enabled and -fopenacc or -fopenmp is specified.
29124 (CRTOFFLOADEND): Likewise.
29125 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
29126 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
29127 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
29128 (offload_objects_file_name): New static var.
29129 (tool_cleanup): Remove offload_objects_file_name file.
29130 (find_offloadbeginend): Replace with ...
29131 (find_crtoffloadtable): ... this.
29132 (run_gcc): Remove offload_argc and offload_argv.
29133 Get offload_objects_file_name from -foffload-objects=... option.
29134 Read names of object files with offload from this file, pass them to
29135 compile_images_for_offload_targets. Don't call find_offloadbeginend and
29136 don't pass offloadbegin and offloadend to the linker. Don't pass
29137 offload non-LTO files to the linker, because now they're not claimed.
29139 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
29142 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29143 on builtin_unreachable.
29145 2016-02-25 Jakub Jelinek <jakub@redhat.com>
29147 PR rtl-optimization/69896
29148 * regcprop.c: Include cfgrtl.h.
29149 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
29150 than remembered mode, either delete it (if noop_move_p), or
29151 treat like copy_p but not noop_p instruction.
29153 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29156 * dwarf2out.c (gen_variable_die): Work around buggy LTO
29157 - allow NULL decl for Fortran DW_TAG_common_block variables.
29159 2016-02-24 Jason Merrill <jason@redhat.com>
29161 * common.opt (flifetime-dse): Add -flifetime-dse=1.
29163 2016-02-24 Richard Biener <rguenther@suse.de>
29164 Jakub Jelinek <jakub@redhat.com>
29166 PR middle-end/69760
29167 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
29168 conditionally executed ops to well-defined overflow behavior.
29170 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29172 PR middle-end/69915
29173 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
29176 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29178 PR rtl-optimization/69886
29179 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
29180 argument. Use it when checking validity of set instructions.
29181 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29182 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29184 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29185 * store-motion.c (find_moveable_store): Update
29186 can_assign_to_reg_without_clobbers_p callsite.
29188 2016-02-24 Richard Biener <rguenther@suse.de>
29190 PR middle-end/68963
29191 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29193 (record_nonwrapping_iv): Do not fall back to the low/high bound
29194 for non-constant IV bases if the stmt is not always executed.
29196 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29198 * config/arm/arm-cores.def (cortex-a32): New entry.
29199 * config/arm/arm-tables.opt: Regenerate.
29200 * config/arm/arm-tune.md: Regenerate.
29201 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29202 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29203 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29204 for -mcpu and -mtune.
29206 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29209 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29210 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29211 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29212 (atomic_loaddi_1): Delete.
29213 (atomic_loaddi): Rewrite expander using the above changes.
29215 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29218 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29221 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29222 Richard Biener <rguenth@suse.de>
29224 PR middle-end/69909
29225 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29226 set_mem_attributes if tem is SSA_NAME which got expanded
29229 2016-02-24 Richard Biener <rguenther@suse.de>
29231 PR tree-optimization/69907
29232 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29233 end of permutations for BB vectorization.
29235 2016-02-24 Christian Bruel <christian.bruel@st.com>
29237 * config/arm/arm-c.c (arm_option_override): Initialize
29238 target_option_current_node.
29239 * config/arm/arm.c (arm_pragma_target_parse): Replace
29240 build_target_option_node call by target_option_current_node.
29241 Set target_option_current_node.
29244 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29247 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29248 define_insn_and_split to define_insn.
29249 (zero_extendqi<mode>2_dot2): Same.
29250 (extendqi<mode>2_dot): Same.
29251 (extendqi<mode>2_dot2): Same.
29253 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29255 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29256 and add bypass for AES{D,E} and AESMC pairs.
29257 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29260 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29262 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29263 series for reciprocal square root in Exynos M1.
29265 2016-02-23 Martin Sebor <msebor@redhat.com>
29268 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29269 __builtin_alloca_with_align.
29271 2016-02-23 Richard Henderson <rth@redhat.com>
29273 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
29274 (ix86_register_pragmas): Remove __seg_tls.
29275 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
29276 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
29277 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
29278 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
29279 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
29280 * doc/extend.texi (__seg_tls): Remove item.
29282 2016-02-23 Richard Biener <rguenther@suse.de>
29284 * alloc-pool.h (struct allocation_object): Make id member
29285 conditional on CHECKING_P again.
29286 (get_instance): Adjust.
29287 (base_pool_allocator): Likewise.
29289 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
29291 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
29292 (parallelize_loops): In OpenACC kernels mode, set n_threads to
29294 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
29296 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29298 2016-02-23 Richard Biener <rguenther@suse.de>
29300 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
29301 * bitmap.h (struct bitmap_usage): Likewise.
29302 (bitmap_move): Declare.
29303 * bitmap.c (register_overhead): Take size_t argument.
29304 (bitmap_move): New function.
29305 * df-problems.c (df_rd_transfer_function): Use bitmap_move
29306 to properly account overhead.
29307 * tree.c (free_node): Use tree_size.
29309 2016-02-23 Jakub Jelinek <jakub@redhat.com>
29312 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
29313 when inverting comparison.
29316 * common.opt (Wunreachable-code): Add Warning flag.
29318 2016-02-23 Mark Wielaard <mjw@redhat.com>
29319 Jakub Jelinek <jakub@redhat.com>
29322 * cgraphunit.c (check_global_declaration): Check main_input_filename
29323 and DECL_SOURCE_FILE are not NULL.
29325 2016-02-23 Martin Jambor <mjambor@suse.cz>
29327 PR tree-optimization/69666
29328 * tree-sra.c (sra_modify_assign): Do not attempt to create
29329 default_def replacements for unscalarizable regions.
29331 2016-02-20 Mark Wielaard <mjw@redhat.com>
29334 * cgraphunit.c (check_global_declaration): Check level of
29335 warn_unused_const_variable and main_input_filename.
29336 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
29337 (-Wunused-variable): For C implies -Wunused-const-variable=1.
29338 (-Wunused-const-variable): Explain levels 1 and 2.
29340 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29343 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
29344 identical arguments. Formatting and spelling fixes.
29347 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
29352 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
29353 and m68k-devices.def.
29354 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
29355 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
29357 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
29359 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
29360 and HImode registers.
29362 2016-02-22 Richard Biener <rguenther@suse.de>
29364 PR tree-optimization/69882
29365 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
29366 preserve permutations present because of gaps.
29367 (vect_supported_load_permutation_p): Always continue checking
29368 permutations after vect_attempt_slp_rearrange_stmts.
29370 2016-02-22 Bin Cheng <bin.cheng@arm.com>
29372 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
29373 min_profitable_estimate, rather than min_profitable_iters.
29375 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29378 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
29379 SImode for last match_operand.
29381 2016-02-22 Martin Liska <mliska@suse.cz>
29383 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
29384 return bitsize - 1 as the return value.
29386 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
29390 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
29391 Handle negative shift counts.
29392 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
29393 force_reg on the shift constant.
29394 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
29395 (lshrsi3_d): Handle negative shift counts.
29397 2016-02-22 Richard Biener <rguenther@suse.de>
29398 Tom de Vries <tom@codesourcery.com>
29400 * graph.c: Include dumpfile.h.
29401 (print_graph_cfg): Split into three overloads.
29402 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
29404 2016-02-22 Tom de Vries <tom@codesourcery.com>
29406 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
29409 2016-02-22 Richard Biener <rguenther@suse.de>
29412 * ipa-inline-transform.c (inline_call): When not updating
29413 overall summaries adjust self size by the growth estimate.
29414 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
29415 hash-set, do not update overall summaries here. Renamed from ...
29416 (inline_to_all_callers): ... this which is now wrapping the
29417 above and performing delayed overall summary update.
29418 (early_inline_small_functions): Delay updating of the overall
29421 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
29423 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
29426 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29429 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
29430 :%* in %:gt() argument.
29431 (greater_than_spec_func): Adjust for expecting only numbers,
29432 if there are more than two numbers, compare the last two.
29434 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
29436 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
29437 -Wnarrowing with -std.
29439 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29442 * expr.c (store_field): Don't use bit-field path if exp is
29443 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
29444 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
29445 and the assignment can be performed by bitwise copy. Formatting
29448 PR middle-end/69838
29449 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
29450 call copy_reg_eh_region_note_forward on before and/or after sequences
29451 and remove note from insn if it no longer can throw.
29454 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
29455 if TARGET_AVX512BW.
29457 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29459 * config/s390/vector.md: Add missing commutative operand markers
29460 to the patterns which qualify for one.
29461 * config/s390/vx-builtins.md: Likewise.
29463 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29465 * config/s390/vector.md (VI, VI_QHS): Add single element vector
29466 types to mode iterators.
29467 (vec_double): ... and mode attribute.
29468 * config/s390/vx-builtins.md (non_vec_int): Likewise.
29470 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29472 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
29473 Change the predicate of op2 from nonimmediate to general and let
29474 reload fix it if necessary.
29476 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29478 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
29480 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29482 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
29485 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29487 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
29488 * config/s390/s390.c (s390_expand_vec_movstr): New function.
29489 * config/s390/s390.md ("movstr<P:mode>"): Call
29490 s390_expand_vec_movstr.
29492 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29494 * config/s390/s390.md: Add missing output modifier for operand 1
29495 to print it as address properly.
29497 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29499 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
29500 * config/s390/2964.md: New file.
29501 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
29502 of insn grouping attributes depending on the CPU level.
29503 (s390_get_unit_mask): New function.
29504 (s390_sched_score): Remove the OOO from the scheduling macros.
29505 Add loop to calculate a score for the instruction mix.
29506 (s390_sched_reorder): Likewise plus improve debug output.
29507 (s390_sched_variable_issue): Rename macros as above. Calculate
29508 the unit distances after actually scheduling an insn. Improve
29510 (s390_sched_init): Clear last_scheduled_unit_distance array.
29511 * config/s390/s390.md: Include 2964.md.
29513 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29516 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
29517 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
29518 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
29519 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
29520 *avx512f_<code>v8div16qi2_mask_1): New insns.
29522 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
29525 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
29528 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
29529 earlyclobber from target. Use wF constraint for fused memory
29531 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
29533 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29534 Martin Liska <mliska@suse.cz>
29537 * cfgexpand.c (asan_sanitize_stack_p): New function.
29538 (partition_stack_vars): Use the function.
29539 (expand_stack_vars): Likewise.
29540 (defer_stack_allocation): Likewise.
29541 (expand_used_vars): Likewise.
29543 2016-02-18 Richard Biener <rguenther@suse.de>
29545 PR middle-end/69553
29546 * fold-const.c (operand_equal_p): Properly compare offsets for
29547 IMAGPART_EXPR and ARRAY_REF.
29549 2016-02-18 Nick Clifton <nickc@redhat.com>
29553 * config/arm/arm.c (arm_option_override_internal): Disable
29554 interworking if the target does not support thumb instructions.
29555 (arm_reload_in_hi): Handle the case where a register to register
29556 move needs reloading because there is no simple pattern to handle
29558 (arm_reload_out_hi): Likewise.
29560 2016-02-18 Richard Biener <rguenther@suse.de>
29562 PR middle-end/69854
29563 * match.pd: Don't use fold_binary or fold_unary for folding
29566 2016-02-17 Jakub Jelinek <jakub@redhat.com>
29569 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
29570 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
29571 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
29572 warn on gimple_no_warning_p statements.
29574 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
29576 * doc/extend.texi (C++ Attributes): Correct description of
29577 warn_unused type attribute.
29579 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29581 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
29582 correct instruction.
29584 2016-02-17 Richard Biener <rguenther@suse.de>
29586 PR rtl-optimization/69609
29587 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
29588 (find_traces_1_round): When ending a trace update cached priority
29590 (bb_to_key): Use cached priority when available.
29591 (copy_bb): Initialize cached priority.
29592 (reorder_basic_blocks_software_trace_cache): Likewise.
29594 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29597 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
29599 (aarch64_comparison_operator): Break overly long line into two.
29600 (aarch64_comparison_operation): Likewise.
29601 * config/aarch64/aarch64.md (cstorecc4): Use
29602 aarch64_comparison_operator_mode instead of
29603 aarch64_comparison_operator.
29604 (cstore<mode>4): Likewise.
29605 (aarch64_cstore<mode>): Likewise.
29606 (*cstoresi_insn_uxtw): Likewise.
29607 (cstore<mode>_neg): Likewise.
29608 (*cstoresi_neg_uxtw): Likewise.
29610 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29613 * config/arm/predicates.md (arm_comparison_operator_mode):
29615 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
29616 instead of arm_comparison_operator.
29617 (*mov_negscc): Likewise.
29618 (*mov_notscc): Likewise.
29619 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
29620 (*thumb2_mov_negscc): Likewise.
29621 (*thumb2_mov_negscc_strict_it): Likewise.
29622 (*thumb2_mov_notscc): Likewise.
29623 (*thumb2_mov_notscc_strict_it): Likewise.
29625 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
29627 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
29628 Add missing return.
29630 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
29632 * config/visium/visium.c (machine_libfunc_index): New enum.
29633 (machine_libfuncs): New structure.
29634 (visium_libfuncs): New static variable.
29635 (TARGET_INIT_LIBFUNCS): Define to...
29636 (visium_init_libfuncs): ...this. New function.
29637 (expand_block_move_4): Use the appropriate libfunc.
29638 (expand_block_move_2): Likewise.
29639 (expand_block_move_1): Likewise.
29640 (expand_block_set_4): Likewise.
29641 (expand_block_set_2): Likewise.
29642 (expand_block_set_1): Likewise.
29643 (visium_trampoline_init): Likewise.
29645 2016-02-17 Nick Clifton <nickc@redhat.com>
29647 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
29648 TI's devices.csv file as of March 2016.
29650 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
29653 * opts-global.c (handle_common_deferred_options): Introduce and
29654 initialize two global variables to remember command-line options
29655 specifying a stack-limiting register.
29656 * opts.h: Add extern declarations of the two new global variables.
29657 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
29658 variable based on the values of the two new global variables.
29660 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29663 * common.opt (Wnonnull-compare): New warning.
29664 * doc/invoke.texi (-Wnonnull): Remove text about comparison
29665 of arguments against NULL.
29666 (-Wnonnull-compare): Document.
29667 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
29668 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
29669 * passes.def (pass_warn_nonnull_compare): Add.
29670 * gimple-ssa-nonnull-compare.c: New file.
29672 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29674 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
29675 AARCH64_EXTRA_TUNE_RECIP_SQRT.
29677 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29679 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
29680 reciprocal sqrt for -mlow-precision-recip-sqrt.
29682 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29683 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29685 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
29686 always use lane loads to construct non-constant vectors.
29688 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29690 * config/aarch64/aarch64.md
29691 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
29692 constraints for operand 3.
29693 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
29695 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29696 Richard Biener <rguenther@suse.de>
29698 PR tree-optimization/69820
29699 * tree-vect-patterns.c (type_conversion_p): Return false if
29700 *orig_type is unsigned single precision or boolean.
29701 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
29704 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29706 PR rtl-optimization/69764
29707 PR rtl-optimization/69771
29708 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
29709 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
29711 2016-02-16 Richard Biener <rguenther@suse.de>
29713 PR tree-optimization/69776
29714 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
29716 (indirect_refs_may_alias_p): Likewise.
29717 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
29718 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
29719 according to tbaa_p.
29720 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
29721 (optimize_stmt): For redundant store discovery do not allow tbaa.
29723 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
29725 PR tree-optimization/69714
29726 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
29727 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
29729 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
29731 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
29732 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
29733 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
29734 * config/arc/arc.c (arc_init): Check FPU options.
29735 (get_arc_condition_code): Handle new CC_FPU* modes.
29736 (arc_select_cc_mode): Likewise.
29737 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
29738 register pair only. Allow access for ARCv2 accumulator.
29739 (gen_compare_reg): Whenever we have FPU support use FPU compare
29741 (arc_reorg): Don't generate brcc insns when FPU compare
29742 instructions are involved.
29743 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
29744 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
29745 floating point emulation.
29746 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
29747 (REVERSE_CONDITION): Add new CC_FPU* modes.
29748 (TARGET_FP_SP_BASE): Define.
29749 (TARGET_FP_DP_BASE): Likewise.
29750 (TARGET_FP_SP_FUSED): Likewise.
29751 (TARGET_FP_DP_FUSED): Likewise.
29752 (TARGET_FP_SP_CONV): Likewise.
29753 (TARGET_FP_DP_CONV): Likewise.
29754 (TARGET_FP_SP_SQRT): Likewise.
29755 (TARGET_FP_DP_SQRT): Likewise.
29756 (TARGET_FP_DP_AX): Likewise.
29757 * config/arc/arc.md (ARCV2_ACC): New constant.
29758 (type): New fpu type attribute.
29759 (SDF): Conditional iterator.
29760 (cstore<mode>, cbranch<mode>): Change expand condition.
29761 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
29762 handles FPU/FPX cases as well.
29763 * config/arc/arc.opt (mfpu): New option.
29764 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
29766 (adddf3, muldf3, subdf3): Removed.
29767 * config/arc/predicates.md (proper_comparison_operator): Recognize
29769 * config/arc/fpu.md: New file.
29770 * doc/invoke.texi (ARC Options): Document mfpu option.
29772 2016-02-16 Richard Biener <rguenther@suse.de>
29774 PR rtl-optimization/69291
29775 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
29776 noce_operand_ok check.
29778 2016-02-16 Tom de Vries <tom@codesourcery.com>
29781 * omp-low.c (simd_clone_create): Remove call to
29782 symtab->call_cgraph_insertion_hooks.
29784 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29786 PR tree-optimization/69802
29787 * tree-ssa-reassoc.c (update_range_test): If op is
29788 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
29789 op == 1 test of precision 1 integral op, otherwise handle
29790 that case as op itself. Fix up formatting.
29791 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
29794 2016-02-16 Richard Biener <rguenther@suse.de>
29796 PR tree-optimization/69586
29797 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
29798 types for conversion sources.
29800 2016-02-16 Richard Biener <rguenther@suse.de>
29802 PR middle-end/69801
29803 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
29804 mask OEP_ADDRESS_OF.
29806 2016-02-16 Alan Modra <amodra@gmail.com>
29809 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
29810 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
29811 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
29813 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
29814 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
29815 (p8_fmrgow_<mode>): Likewise.
29816 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
29818 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
29819 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
29820 to use movdi_internal64. Remove op0_di.
29821 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
29823 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
29825 Add support for the FCCMP insn types
29827 * config/aarch64/aarch64.md (fccmp): Change insn type.
29828 (fccmpe): Likewise.
29829 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
29830 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
29831 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
29832 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
29833 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
29834 * config/arm/types.md (fccmps): Add new insn type.
29835 (fccmpd): Likewise.
29837 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
29839 * alias.c (get_alias_set): Fix a typo in comment.
29841 2016-02-15 Richard Biener <rguenther@suse.de>
29843 PR tree-optimization/69595
29844 * match.pd: Complete range test simplification to true.
29846 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
29848 PR rtl-optimization/69648
29849 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
29850 pic_offset_table_rtx.
29852 PR rtl-optimization/69752
29853 * ira.c (update_equiv_regs): When looking for more than a single SET,
29854 also take other side effects into account.
29856 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29858 * config/s390/s390.c (s390_function_profiler): Add a new sequence
29859 for z900+ CPUs in 31-bit mode.
29861 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29863 * common/config/s390/s390-common.c (s390_supports_split_stack):
29865 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
29866 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
29867 * config/s390/s390.c (struct machine_function): New field
29868 split_stack_varargs_pointer.
29869 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
29870 in s390_emit_prologue.
29871 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
29873 (morestack_ref): New global.
29874 (SPLIT_STACK_AVAILABLE): New macro.
29875 (s390_expand_split_stack_prologue): New function.
29876 (s390_live_on_entry): New function.
29877 (s390_va_start): Use split-stack vararg pointer if appropriate.
29878 (s390_asm_file_end): Emit the split-stack note sections.
29879 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
29880 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
29881 (UNSPECV_SPLIT_STACK_CALL): New unspec.
29882 (UNSPECV_SPLIT_STACK_DATA): New unspec.
29883 (split_stack_prologue): New expand.
29884 (split_stack_space_check): New expand.
29885 (split_stack_data): New insn.
29886 (split_stack_call): New expand.
29887 (split_stack_call_*): New insn.
29888 (split_stack_cond_call): New expand.
29889 (split_stack_cond_call_*): New insn.
29891 2016-02-15 Richard Biener <rguenther@suse.de>
29893 PR tree-optimization/69783
29894 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29895 Add trivially correct cases.
29897 2016-02-15 Tom de Vries <tom@codesourcery.com>
29900 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
29902 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
29904 2016-02-15 Richard Biener <rguenther@suse.de>
29906 PR tree-optimization/69776
29907 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
29908 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
29909 indicate whether we can use TBAA to disambiguate against stores.
29910 Use alias-set zero if not.
29911 (visit_reference_op_store): Do not use TBAA when looking up
29913 * tree-ssa-pre.c (compute_avail): Use TBAA here.
29914 (eliminate_dom_walker::before_dom_children): But not when looking
29915 up redundant stores.
29917 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
29919 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
29921 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29923 * config/i386/znver1.md
29924 (znver1_pop, znver1_pop_mem,
29925 znver1_load_imov_double_store,
29926 znver1_load_imov_direct_store,
29927 znver1_load_imov_direct_load,
29928 znver1_load_imov_double_load): Add new.
29929 (znver1_insn, znver1_insn_load): Add icmov type.
29930 (znver1_sseavx_fma,
29931 znver1_sseavx_fma_load,
29933 znver1_avx256_fma_load): Fix pipe usage.
29935 2016-02-14 Alan Modra <amodra@gmail.com>
29938 * reload.c (find_reloads_address_1): For pre/post-inc/dec
29939 with an invalid hard reg, reload just the reg not the entire
29940 pre/post-inc/dec address expression.
29942 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29945 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
29946 fixed R1_REG scratch reg.
29947 (sibcall_value_pcrel_fdpic): Likewise.
29949 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
29953 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
29955 2016-02-12 Walter Lee <walt@tilera.com>
29957 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
29958 * config/tilegx/t-tilegx: Likewise.
29960 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29963 * diagnostic-show-locus.c (struct line_span): New struct.
29964 (layout::get_first_line): Delete.
29965 (layout::get_last_line): Delete.
29966 (layout::get_num_line_spans): New member function.
29967 (layout::get_line_span): Likewise.
29968 (layout::print_heading_for_line_span_index_p): Likewise.
29969 (layout::get_expanded_location): Likewise.
29970 (layout::calculate_line_spans): Likewise.
29971 (layout::m_first_line): Delete.
29972 (layout::m_last_line): Delete.
29973 (layout::m_line_spans): New field.
29974 (layout::layout): Update comment. Replace m_first_line and
29975 m_last_line with m_line_spans, replacing their initialization
29976 with a call to calculate_line_spans.
29977 (diagnostic_show_locus): When printing source lines and
29978 annotations, rather than looping over a single span
29979 of lines, instead loop over each line_span within
29980 the layout, with an inner loop over the lines within them.
29981 Call the context's start_span callback when changing line spans.
29982 * diagnostic.c (diagnostic_initialize): Initialize start_span.
29983 (diagnostic_build_prefix): Break out the building of the location
29984 part of the string into...
29985 (diagnostic_get_location_text): ...this new function, rewriting
29986 it from nested ternary expressions to a sequence of "if"
29988 (default_diagnostic_start_span_fn): New function.
29989 * diagnostic.h (diagnostic_start_span_fn): New typedef.
29990 (diagnostic_context::start_span): New field.
29991 (default_diagnostic_start_span_fn): New prototype.
29993 2016-02-12 David Malcolm <dmalcolm@redhat.com>
29996 * gcc.c (driver::finalize): Fix cleanup of "specs".
29998 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30002 * gcc.c (driver::driver): Initialize m_option_suggestions.
30003 (driver::~driver): Clean up m_option_suggestions.
30004 (suggest_option): Convert to...
30005 (driver::suggest_option): ...this, and split out into
30006 driver::build_option_suggestions and find_closest_string.
30007 (driver::build_option_suggestions): New function, from
30008 first half of suggest_option. Special-case
30009 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
30010 the sanitizer_opts array. For options of enum types, add the
30011 various enum values to the candidate strings.
30012 (driver::handle_unrecognized_options): Remove "const".
30013 * gcc.h (driver::handle_unrecognized_options): Likewise.
30014 (driver::build_option_suggestions): New decl.
30015 (driver::suggest_option): New decl.
30016 (driver::m_option_suggestions): New field.
30017 * opts-common.c (add_misspelling_candidates): New function.
30018 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
30019 and make non-static.
30020 * opts.h (sanitizer_opts): New array decl.
30021 (add_misspelling_candidates): New function decl.
30022 * spellcheck.c (find_closest_string): New function.
30023 * spellcheck.h (find_closest_string): New function decl.
30025 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30027 PR rtl-optimization/69764
30028 PR rtl-optimization/69771
30029 * optabs.c (expand_binop_directly): For shift_optab_p, force
30030 convert_modes with VOIDmode if xop1 has VOIDmode.
30032 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
30035 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
30036 to correctly determine instrumentation thunks.
30038 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30041 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
30042 type by reference, force lhs on the call.
30045 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
30046 Compute retval and retbnd early in all cases if split_part_return_p
30047 and return_bb is not EXIT. Remove all clobber stmts and reset
30048 all debug stmts that refer to SSA_NAMEs defined in split part,
30049 except if it is retval, in that case replace the old retval with the
30050 lhs of the call to the split part.
30052 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30055 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30057 PR middle-end/66726
30058 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30059 whose result is used in PHI.
30060 (maybe_optimize_range_tests): Likewise.
30061 (final_range_test_p): Likweise.
30063 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30065 PR middle-end/66726
30066 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30067 whose result is used in PHI.
30068 (maybe_optimize_range_tests): Likewise.
30069 (final_range_test_p): Likweise.
30071 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30073 * cgraph.c: Spelling fixes - behaviour -> behavior and
30074 neighbour -> neighbor.
30075 * target.def: Likewise.
30076 * sel-sched.c: Likewise.
30077 * config/mips/mips.c: Likewise.
30078 * config/arc/arc.md: Likewise.
30079 * config/arm/cortex-a57.md: Likewise.
30080 * config/arm/arm.c: Likewise.
30081 * config/arm/neon.md: Likewise.
30082 * config/arm/arm-c.c: Likewise.
30083 * config/vms/vms-c.c: Likewise.
30084 * config/s390/s390.c: Likewise.
30085 * config/i386/znver1.md: Likewise.
30086 * config/i386/i386.c: Likewise.
30087 * config/ia64/hpux-unix2003.h: Likewise.
30088 * config/msp430/msp430.md: Likewise.
30089 * config/rx/rx.c: Likewise.
30090 * config/rx/rx.md: Likewise.
30091 * config/aarch64/aarch64-simd.md: Likewise.
30092 * config/aarch64/aarch64.c: Likewise.
30093 * config/nvptx/nvptx.c: Likewise.
30094 * config/bfin/bfin.c: Likewise.
30095 * config/cris/cris.opt: Likewise.
30096 * config/rs6000/rs6000.c: Likewise.
30097 * target.h: Likewise.
30098 * spellcheck.c: Likewise.
30099 * ira-build.c: Likewise.
30100 * tree-inline.c: Likewise.
30101 * builtins.c: Likewise.
30102 * lra-constraints.c: Likewise.
30103 * explow.c: Likewise.
30104 * hwint.h: Likewise.
30105 * targhooks.c: Likewise.
30106 * tree-vect-data-refs.c: Likewise.
30107 * expr.c: Likewise.
30108 * doc/tm.texi: Likewise.
30109 * doc/extend.texi: Likewise.
30110 * doc/install.texi: Likewise.
30111 * doc/md.texi: Likewise.
30112 * tree-ssa-tail-merge.c: Likewise.
30113 * sched-int.h: Likewise.
30114 * match.pd: Likewise.
30115 * sched-ebb.c: Likewise.
30116 * target.def (omit_struct_return_reg): Likewise.
30117 * gimple-ssa-isolate-paths.c: Likewise.
30118 (find_implicit_erroneous_behaviour): Renamed to...
30119 (find_implicit_erroneous_behavior): ... this.
30120 (find_explicit_erroneous_behaviour): Renamed to...
30121 (find_explicit_erroneous_behavior): ... this.
30122 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
30124 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
30126 PR rtl-optimization/64682
30127 PR rtl-optimization/69567
30128 PR rtl-optimization/69737
30129 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
30130 in I2 as well, just lose it.
30132 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30134 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
30136 (aarch64_last_printed_tune_string): Likewise.
30137 (aarch64_declare_function_name): Only output .arch assembler
30138 directive if it will be different from the previously output
30139 directive. Same for .tune comment but only if -dA is set.
30140 (aarch64_start_file): New function.
30141 (TARGET_ASM_FILE_START): Define.
30143 2016-02-11 David Malcolm <dmalcolm@redhat.com>
30146 * Makefile.in (PLUGIN_HEADERS): Add params.list.
30148 2016-02-11 Jakub Jelinek <jakub@redhat.com>
30151 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
30152 -Wmaybe-uninitialized warning.
30154 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
30157 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
30159 2016-02-11 Richard Biener <rguenther@suse.de>
30161 PR rtl-optimization/69291
30162 * ifcvt.c (noce_try_store_flag_constants): Do not allow
30163 subexpressions affected by changing the result.
30165 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
30168 * lra-constraints.c (curr_insn_transform): Find in/out operands
30169 for secondary memory moves. Update dups.
30171 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
30173 PR tree-optimization/69652
30174 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
30175 to nested loop, did source re-formatting, skip debug statements,
30176 add check on statement with volatile operand, remove dead scalar
30179 2016-02-10 Jakub Jelinek <jakub@redhat.com>
30180 Patrick Palka <ppalka@gcc.gnu.org>
30184 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30185 calls if the return type is TREE_ADDRESSABLE.
30186 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30187 * ipa-split.c (split_function): Fix doubled "we" in comment.
30188 Use void return type for the split part even if
30189 !split_point->split_part_set_retval.
30191 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30193 PR tree-optimization/68021
30194 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30195 when computing the value of biv cand by itself.
30197 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30199 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30200 (cortexa57_tunings): Likewise.
30201 (cortexa72_tunings): Likewise.
30202 (arch_macro_fusion_pair_p): Add support for AES fusion.
30203 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30204 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30205 Allow virtual registers before reload so early scheduling works.
30206 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30207 correct latency and pipeline.
30208 (cortex_a57_crypto_complex): Likewise.
30209 (cortex_a57_crypto_xor): Likewise.
30210 (define_bypass): Add AES bypass.
30212 2016-02-10 Richard Biener <rguenther@suse.de>
30214 PR tree-optimization/69726
30215 * passes.def: Add DCE pass before late uninit.
30216 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30217 really fixup if-conversions job.
30219 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30221 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30222 (arm_cortex_a57_tune): Likewise.
30223 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30224 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30226 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30228 * timevar.def (TV_PHASE_DBGINFO): Delete.
30229 (TV_PHASE_CHECK_DBGINFO): Likewise.
30230 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30232 2016-02-10 Richard Biener <rguenther@suse.de>
30234 PR tree-optimization/69719
30235 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30236 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30238 2016-02-09 Andrew Pinski <apinski@cavium.com>
30241 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30242 get_vcond_mask_icode returns false.
30244 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30247 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30248 an ADDIS that adds a pointer to a large constant that sets the
30249 upper16 bits with a load operation.
30251 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30254 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30256 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30258 (vzipq_s16): Likewise.
30259 (vzipq_s32): Likewise.
30260 (vzipq_f32): Likewise.
30261 (vzipq_u8): Likewise.
30262 (vzipq_u16): Likewise.
30263 (vzipq_u32): Likewise.
30264 (vzipq_p8): Likewise.
30265 (vzipq_p16): Likewise.
30267 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30270 * config/arm/arm.c (neon_endian_lane_map): New function.
30271 (neon_vector_pair_endian_lane_map): New function.
30272 (arm_evpc_neon_vuzp): Allow for big endian lane order.
30273 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
30275 (vuzpq_s16): Likewise.
30276 (vuzpq_s32): Likewise.
30277 (vuzpq_f32): Likewise.
30278 (vuzpq_u8): Likewise.
30279 (vuzpq_u16): Likewise.
30280 (vuzpq_u32): Likewise.
30281 (vuzpq_p8): Likewise.
30282 (vuzpq_p16): Likewise.
30284 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
30287 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
30290 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
30292 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
30293 truncate const_int operand 1 to QImode.
30295 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
30297 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
30298 corresponding to an abnormal edge.
30300 2016-02-09 Tom de Vries <tom@codesourcery.com>
30302 PR tree-optimization/69599
30303 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
30305 (find_func_aliases_for_builtin_call, find_func_clobbers)
30306 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
30309 2016-02-09 Richard Biener <rguenther@suse.de>
30311 PR tree-optimization/69715
30312 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
30313 LHS on calls as non-rewritable.
30315 2016-02-09 Tom de Vries <tom@codesourcery.com>
30318 * lto-wrapper.c (append_diag_options): New function.
30319 (compile_offload_image): Call append_diag_options.
30321 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
30324 * doc/extend.texi (Flag Output Operands): Correct sectioning.
30325 Minor copy-edit to fix verb tenses.
30327 2016-02-08 Jakub Jelinek <jakub@redhat.com>
30329 PR tree-optimization/69209
30330 * ipa-split.c (split_function): If split part is not
30331 returning retval, retval has gimple type but is not
30332 gimple value, force it into a SSA_NAME first.
30334 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
30336 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
30339 2016-02-08 Jason Merrill <jason@redhat.com>
30342 * convert.c (convert_to_integer_1): Check dofold on truncation
30344 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
30345 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
30346 Rename from *_nofold.
30347 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
30348 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
30350 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
30353 * tree.c (build_common_tree_nodes): Remove short_double argument.
30354 All callers changed.
30355 * tree.h (build_common_tree_nodes): Adjust declaration.
30356 * doc/invoke.texi (-fshort-double): Remove documentation.
30357 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
30358 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
30359 * lto-wrapper.c (merge_and_complain, append_compiler_options)
30360 (append_linker_options): Don't handle OPT_fshort_double.
30362 PR rtl-optimization/68730
30363 * lra-remat.c (insn_to_cand_activation): New static variable.
30364 (lra_remat): Allocate and free it.
30365 (create_cand): New arg activation. Initialize a field in
30366 insn_to_cand_activation if it is nonnull.
30367 (create_cands): Pass the activation insn to create_cand when making
30368 a candidate involving an output reload. Reorganize code a little.
30369 (do_remat): Keep track of active status of candidates in a separate
30372 2016-02-08 Richard Biener <rguenther@suse.de>
30374 PR tree-optimization/69719
30375 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30376 Properly use absolute of the difference of the two offsets to
30377 compare or adjust the segment length.
30379 2016-02-08 Richard Biener <rguenther@suse.de>
30380 Jeff Law <law@redhat.com>
30383 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
30384 types for anonymous SSA names.
30386 2016-02-08 Richard Biener <rguenther@suse.de>
30388 PR rtl-optimization/69274
30389 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
30391 2016-02-08 Jeff Law <law@redhat.com>
30393 PR tree-optimization/65917
30394 * tree-ssa-dom.c (record_temporary_equivalences): Record both
30395 equivalences from if (x == y) style conditionals.
30396 (loop_depth_of_name): Remove.
30397 (record_equality): Remove loop depth check.
30398 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
30399 (const_and_copies::record_const_or_copy_raw): New member function.
30400 * tree-ssa-scopedtables.c
30401 (const_and_copies::record_const_or_copy_raw): New, factored out of
30402 (const_and_copies::record_const_or_copy): Call new member function.
30404 2016-02-05 Jeff Law <law@redhat.com>
30406 PR tree-optimization/68541
30407 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
30408 (count_stmts_in_block): New function.
30409 (poor_ifcvt_candidate_code): Likewise.
30410 (is_feasible_trace): Add some heuristics to determine when path
30411 splitting is profitable.
30412 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
30413 is a diamond with a single exit.
30415 2016-02-05 Martin Sebor <msebor@redhat.com>
30418 * doc/invoke.texi: Update -Wplacement-new to take an optional
30421 2016-02-06 Richard Henderson <rth@redhat.com>
30424 * tree.c (tree_nop_conversion_p): Do not strip casts into or
30425 out of non-standard address spaces.
30427 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30429 PR rtl-optimization/69691
30430 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
30432 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
30434 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
30435 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
30436 (*ieee128_mfvsrd_64bit): Likewise.
30437 (*ieee128_mfvsrd_32bit): Likewise.
30439 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
30443 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30445 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
30446 instrumented_version.
30448 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
30450 * doc/invoke.texi (Optimize Options): In table of --param options
30451 rename second occurrence of tracer-min-branch-ratio to
30452 tracer-min-branch-probability, rename
30453 tracer-min-branch-ratio-feedback to
30454 tracer-min-branch-probability-feedback and clarify description,
30455 rename sched-spec-state-edge-prob-cutoff to
30456 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
30457 to selsched-insns-to-rename, rename lto-minpartition to
30458 lto-min-partition, delete reorder-blocks-duplicate and
30459 reorder-blocks-duplicate-feedback.
30461 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30463 * config/s390/s390.c (s390_register_info_set_ranges): Remove
30466 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
30468 * doc/extend.texi: S/390: Correct some typos.
30470 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30472 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
30474 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30477 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
30478 (s390_register_info_gprtofpr): Use new macros above.
30479 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
30481 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
30482 its name. Adjust restore and save gpr ranges.
30483 (s390_register_info_set_ranges): New function.
30484 (s390_register_info): Use new macros above. Call
30485 s390_register_info_set_ranges.
30486 (s390_optimize_register_info): Likewise.
30487 (s390_hard_regno_rename_ok): Use new macros.
30488 (s390_hard_regno_scratch_ok): Likewise.
30489 (s390_emit_epilogue): Likewise.
30490 (s390_can_use_return_insn): Likewise.
30491 (s390_optimize_prologue): Likewise.
30492 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
30494 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30497 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
30499 (ix86_option_override_internal): Disable TARGET_STV even for
30500 -m{incoming,preferred}-stack-boundary=3.
30502 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
30504 * config.gcc: Mark deprecated rtems targets as obsolete.
30506 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
30508 PR rtl-optimization/64682
30509 PR rtl-optimization/69567
30510 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
30511 before I2 only if the register is both used and set in I2.
30513 2016-02-04 DJ Delorie <dj@redhat.com>
30515 * config/msp430/msp430.c (msp430_start_function): Add function type.
30517 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30520 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
30522 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
30524 PR rtl-optimization/69577
30526 2015-10-29 Richard Henderson <rth@redhat.com>
30530 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
30531 sse check to the exact conditions of PR 67609.
30533 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30536 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
30537 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
30538 not allowed into the traditional Altivec registers.
30539 (movtd_64bit_nodm): Likewise.
30540 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
30542 2016-02-04 David Malcolm <dmalcolm@redhat.com>
30544 * config/aarch64/cortex-a57-fma-steering.c
30545 (aarch64_register_fma_steering): Remove "static" from arguments
30548 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
30551 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
30552 twice when complex.
30554 2016-02-04 Mike Frysinger <vapier@gentoo.org>
30556 * doc/invoke.texi: Delete -mno-fma4.
30558 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
30560 PR rtl-optimization/69577
30561 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
30562 (find_subregs_of_mode): Update accordingly. Iterate over partial
30565 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
30567 * config/arm/arm-protos.h (neon_reinterpret): Remove.
30568 * config/arm/arm.c (neon_reinterpret): Remove.
30569 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
30570 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
30571 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
30572 vreinterpretti): Remove.
30573 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
30574 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
30575 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
30576 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
30577 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
30578 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
30579 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
30580 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
30581 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
30582 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
30583 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
30584 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
30585 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
30586 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
30587 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
30588 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
30589 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
30590 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
30591 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
30592 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
30593 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
30594 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
30595 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
30596 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
30597 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
30598 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
30599 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
30600 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
30601 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
30602 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
30603 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
30604 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
30605 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
30606 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
30607 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
30608 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
30609 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
30610 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
30611 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
30612 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
30613 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
30614 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
30615 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
30616 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
30617 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
30618 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
30619 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
30620 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
30621 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
30622 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
30623 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
30624 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
30625 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
30626 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
30627 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
30628 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
30629 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
30630 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
30631 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
30632 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
30633 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
30634 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
30635 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
30636 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
30637 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
30638 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
30639 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
30640 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
30641 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
30642 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
30643 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
30644 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
30645 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
30646 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
30647 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
30648 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
30649 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
30650 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
30651 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
30652 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
30653 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
30654 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
30655 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
30656 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
30657 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
30658 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
30659 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
30660 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
30661 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
30662 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
30663 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
30664 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
30665 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
30666 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
30667 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
30668 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
30669 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
30670 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
30671 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
30672 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
30673 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
30674 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
30675 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
30677 2016-02-04 Martin Liska <mliska@suse.cz>
30680 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
30681 that are gimple_store_p.
30682 (maybe_instrument_call): Likewise.
30684 2016-02-04 Bin Cheng <bin.cheng@arm.com>
30686 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
30687 register scaling out of memory reference and comment why.
30689 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30693 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
30694 folding the source of a SET.
30696 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30700 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
30701 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
30703 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
30707 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
30710 2016-02-04 Christian Bruel <christian.bruel@st.com>
30712 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
30713 * config/arm/arm.c (arm_set_current_function): Likewise.
30715 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30716 Ilya Enkovich <enkovich.gnu@gmail.com>
30717 H.J. Lu <hongjiu.lu@intel.com>
30720 * config/i386/i386.c (convert_scalars_to_vector): Remove
30721 stack alignment fixes.
30722 (ix86_option_override_internal): Disable TARGET_STV if stack
30723 might not be aligned enough.
30724 (ix86_minimum_alignment): Assert that TARGET_STV is false.
30726 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
30728 * config/i386/x86-tune.def: Disable default prefetching
30731 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30732 Vladimir Makarov <vmakarov@redhat.com>
30735 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
30736 in validating fused toc addresses.
30738 2016-02-03 Jakub Jelinek <jakub@redhat.com>
30741 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
30742 range->m_caret fields if range->m_show_caret_p is false.
30745 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30746 Force oldval into register if it does not satisfy reg_or_short_operand
30747 predicate. Fix up formatting.
30749 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
30750 Alexandre Oliva <aoliva@redhat.com>
30753 * lra-constraints.c (simplify_operand_subreg): Check additionally
30754 address validity after potential reloading.
30755 (process_address_1): Check insns validity. In case of failure do
30758 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
30761 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
30764 2016-02-02 Jakub Jelinek <jakub@redhat.com>
30766 * wide-int.cc (canonize_uhwi): New function.
30767 (wi::divmod_internal): Use it.
30769 2016-02-02 James Norris <jnorris@codesourcery.com>
30771 * gimplify.c (omp_notice_variable): Add usage check.
30773 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
30775 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
30776 like LE, GE, LT, GT when emitting relational operator.
30778 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30780 * ira-costs.c (find_costs_and_classes): Add extra argument.
30781 * target.def (ira_change_pseudo_allocno_class): Add parameter.
30782 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
30783 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
30784 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
30785 Add best_class parameter, and return it if not ALL_REGS.
30786 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
30788 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
30789 Update target hook.
30791 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30793 * config/aarch64/aarch64.c
30794 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
30795 (aarch64_ira_change_pseudo_allocno_class): New function.
30797 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
30800 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
30802 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30804 * config/avr/avr.c (avr_option_override): Set
30805 PARAM_ALLOW_STORE_DATA_RACES to 1.
30807 2016-02-02 Richard Biener <rguenther@suse.de>
30809 PR tree-optimization/69595
30810 * match.pd: Add range test simplifications to true/false.
30812 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
30814 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
30815 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
30818 2016-02-02 Richard Biener <rguenther@suse.de>
30820 PR tree-optimization/69606
30821 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
30822 info on the result before moving a stmt.
30824 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
30826 PR middle-end/68542
30827 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
30828 branch with vector comparison.
30829 * config/i386/sse.md (VI48_AVX): New mode iterator.
30830 (define_expand "cbranch<mode>4): Add support for conditional branch
30831 with vector comparison.
30832 * tree-vect-loop.c (optimize_mask_stores): New function.
30833 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
30834 has_mask_store field of vect_info.
30835 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
30836 vectorized loops having masked stores after vec_info destroy.
30837 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
30838 correspondent macros.
30839 (optimize_mask_stores): Add prototype.
30841 2016-02-02 Alan Modra <amodra@gmail.com>
30844 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
30847 2016-02-02 Alan Modra <amodra@gmail.com>
30850 * config/rs6000/rs6000.c (need_toc_init): New var, set it
30851 whenever toc_label_name used.
30852 (rs6000_file_start): Don't set up toc section here,
30853 (rs6000_output_function_epilogue): do so here instead,
30854 (rs6000_xcoff_file_start): and here.
30855 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
30856 (load_toc_aix_di): Likewise.
30858 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30860 PR rtl-optimization/69592
30861 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
30862 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
30863 (num_sign_bit_copies_binary_arith_p): New inline function.
30864 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
30866 2016-02-01 Jeff Law <law@redhat.com>
30868 PR tree-optimization/69580
30869 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
30870 * tree-ssa-threadbackward.c
30871 (fsm_find_control_statement_thread_paths): Do not try to walk
30872 through large PHI nodes.
30874 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30876 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
30877 when count is incremented above limit, don't analyze further
30880 * omp-low.c (oacc_parse_default_dims): Avoid
30881 -Wsign-compare warning, make sure value fits into int
30882 rather than just unsigned int.
30884 2016-02-01 Bin Cheng <bin.cheng@arm.com>
30886 PR tree-optimization/67921
30887 * fold-const.c (split_tree): New parameters. Convert pointer
30888 type variable part to proper type before negating.
30889 (fold_binary_loc): Pass new arguments to split_tree.
30891 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
30893 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
30894 (nvptx_goacc_validate_dims): Extend to handle global defaults.
30895 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
30896 * doc/tm.texti: Rebuilt.
30897 * doc/invoke.texi (fopenacc-dim): Document.
30898 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
30899 (append_compiler_options): Likewise.
30900 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
30901 (oacc_parse_default_dims): New.
30902 (oacc_validate_dims): Add USED arg. Select non-unity default when
30904 (oacc_loop_fixed_partitions): Return mask of used partitions.
30905 (oacc_loop_auto_partitions): Emit dump info.
30906 (oacc_loop_partition): Return mask of used partitions.
30907 (execute_oacc_device_lower): Parse default dimension arg. Adjust
30908 loop partitioning and validation calls.
30910 2016-02-01 Richard Biener <rguenther@suse.de>
30912 PR middle-end/69556
30913 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
30915 2016-02-01 Richard Biener <rguenther@suse.de>
30917 PR tree-optimization/69574
30918 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
30919 of asserting return chrec_dont_know.
30921 2016-02-01 Martin Liska <mliska@suse.cz>
30923 * mem-stats-traits.h: Add copyright header.
30924 * mem-stats.h: Likewise.
30926 2016-02-01 Richard Biener <rguenther@suse.de>
30928 PR tree-optimization/69579
30929 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
30930 Do not propagate through abnormal PHI results.
30932 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
30934 * postreload.c (reload_cse_simplify): Remove dead code.
30936 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30938 PR rtl-optimization/69570
30939 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
30940 if there is more than one set, not if there is a single set.
30942 2016-02-01 Richard Henderson <rth@redhat.com>
30945 * combine.c (make_compound_operation): When looking through a
30946 subreg, make sure to re-extend to the width of the outer mode.
30948 2016-01-30 Jakub Jelinek <jakub@redhat.com>
30950 PR tree-optimization/69546
30951 * wide-int.cc (wi::divmod_internal): For unsigned division
30952 where both operands fit into uhwi, if o1 is 1 and o0 has
30953 msb set, if divident_prec is larger than bits per hwi,
30954 clear another quotient word and return 2 instead of 1.
30955 Similarly for remainder with msb in HWI set, if dividend_prec
30956 is larger than bits per hwi.
30958 2016-01-29 Martin Jambor <mjambor@suse.cz>
30960 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
30961 Use short lowercase names.
30962 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
30963 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
30964 acq_rel one. Protect warning agains segfaults if
30965 get_memory_order_name returns NULL.
30966 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
30967 with release semantics. Do not warn if get_memory_order already did.
30968 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
30969 semantics. Fix check for relaxed or acquire semantics. Do not warn
30970 if get_memory_order already did.
30972 2016-01-29 Sebastian Pop <s.pop@samsung.com>
30974 * doc/install.texi: Document that isl-0.16 is supported.
30976 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
30979 * config/i386/constraints.md (Bm): Describe as special memory
30981 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
30982 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30983 * genpreds.c (struct constraint_data): Add is_special_memory.
30984 (have_special_memory_constraints, special_memory_start): New
30986 (special_memory_end): Ditto.
30987 (add_constraint): Add new arg is_special_memory. Add code to
30988 process its true value. Update have_special_memory_constraints.
30989 (process_define_constraint): Pass the new arg.
30990 (process_define_register_constraint): Ditto.
30991 (choose_enum_order): Process special memory.
30992 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
30993 function insn_extra_special_memory_constraint.
30994 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30995 * gensupport.c (process_rtx): Process
30996 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
30997 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
30998 * ira-lives.c (single_reg_class): Use
30999 insn_extra_special_memory_constraint.
31000 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
31001 * lra-constraints.c (process_alt_operands): Ditto.
31002 (curr_insn_transform): Use insn_extra_special_memory_constraint.
31003 * recog.c (asm_operand_ok, preprocess_constraints): Process
31005 * reload.c (find_reloads): Ditto.
31006 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
31007 * stmt.c (parse_input_constraint): Use
31008 insn_extra_special_memory_constraint.
31010 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31013 * lra-splill.c (lra_final_code_change): Revert r229087 by
31014 removing all sub-registers.
31016 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
31019 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
31021 2016-01-29 Jakub Jelinek <jakub@redhat.com>
31024 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
31025 SSE1, copy target into the temporary reg first before recursing
31028 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31030 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
31033 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31035 * ginclude/stdarg.h: Test __cplusplus instead of
31036 __GXX_EXPERIMENTAL_CXX0X__.
31038 2016-01-29 Richard Biener <rguenther@suse.de>
31040 PR tree-optimization/69547
31041 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
31042 Do not mark clobbers necessary.
31043 (mark_all_reaching_defs_necessary_1): Likewise.
31045 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31047 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
31048 declaration name with %qs and print it in both error messages.
31049 Also fix indentation.
31051 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31054 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
31055 trailing blank line from error message.
31057 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31060 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
31063 2016-01-29 Richard Biener <rguenther@suse.de>
31065 PR middle-end/69537
31066 * match.pd: Allow all integral types when simplifying a
31067 widening or sign-changing conversion.
31069 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31071 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
31072 back to setting codegen_error to fail codegen.
31074 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
31077 * config/i386/constraints.md (C): Only accept constant zero operand.
31078 (BC): New constraint.
31079 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
31080 instead of C constraint.
31081 * doc/md.texi (Machine Constraints): Update description
31084 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
31087 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
31089 2016-01-28 Jakub Jelinek <jakub@redhat.com>
31091 PR middle-end/69542
31092 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
31095 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
31097 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
31098 branches if using guessed profile.
31100 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
31102 * graphite-optimize-isl.c (optimize_isl): Fix dump.
31104 2016-01-28 Richard Henderson <rth@redhat.com>
31107 * config/aarch64/aarch64-modes.def (CC_Cmode): New
31108 * config/aarch64/aarch64-protos.h: Update.
31109 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
31110 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
31111 (aarch64_get_condition_code_1): Handle CC_Cmode.
31112 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
31113 (*add<mode>3_compareC_cconly_imm): New.
31114 (*add<mode>3_compareC_cconly): New.
31115 (*add<mode>3_compareC_imm): New.
31116 (add<mode>3_compareC): New.
31117 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
31118 to be first. Use aarch64_carry_operation.
31119 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
31120 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
31121 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
31122 (subti3): Use subdi3_compare1.
31123 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
31124 (sub<mode>3_compare1): New.
31125 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
31126 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
31127 (*subsi3_carryin_uxtw): Likewise.
31128 (*ngc<mode>, *ngcsi_uxtw): Likewise.
31129 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
31130 * config/aarch64/iterators.md (DWI): New.
31131 * config/aarch64/predicates.md (aarch64_carry_operation): New.
31132 (aarch64_borrow_operation): New.
31134 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31136 * graphite-optimize-isl.c (optimize_isl): Print a different debug
31137 message when isl does not return a valid schedule.
31139 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31141 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
31142 Remove comments from class declarations: they are already in the code
31145 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31147 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
31149 (ternary_op_to_tree): Same.
31150 (unary_op_to_tree): Same.
31151 (nary_op_to_tree): Same.
31152 (gcc_expression_from_isl_expr_op): Same.
31153 (gcc_expression_from_isl_expression): Same.
31154 (graphite_create_new_loop): Same.
31155 (graphite_create_new_loop_guard): Same.
31156 (build_iv_mapping): Same.
31157 (graphite_create_new_guard): Same.
31158 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
31159 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
31161 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31163 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
31164 instead of setting codegen_error to fail codegen.
31166 2016-01-28 Jason Merrill <jason@redhat.com>
31168 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
31170 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31172 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31173 Remove CONST_INT_P check in CCMP cost calculation.
31175 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31177 * config/aarch64/aarch64.c (generic_vector_cost):
31178 Set vec_permute_cost.
31179 (cortexa57_vector_cost): Likewise.
31180 (exynosm1_vector_cost): Likewise.
31181 (xgene1_vector_cost): Likewise.
31182 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31183 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31184 Add vec_permute_cost entry.
31186 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31188 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31190 (add<mode>3_compare0): Likewise.
31191 (addsi3_compare0_uxtw): Likewise.
31192 (add<mode>3nr_compare0): Likewise.
31193 (compare_neg<mode>): Likewise.
31194 (<optab><mode>3): Likewise.
31196 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31198 * tree-vect-stmts.c (vectorizable_comparison): Add
31199 NULL check for vectype.
31201 2016-01-28 Richard Biener <rguenther@suse.de>
31203 PR tree-optimization/69466
31204 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31205 Account for PHIs we couldn't duplicate.
31207 2016-01-28 Martin Liska <mliska@suse.cz>
31210 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31211 instead of ENABLE_VALGRIND_CHECKING.
31213 2016-01-27 Richard Henderson <rth@redhat.com>
31216 * lra-remat.c (subreg_regs): New.
31217 (dump_candidates_and_remat_bb_data): Dump it.
31218 (operand_to_remat): Reject if operand in subreg_regs.
31219 (set_bb_regs): Collect subreg_regs.
31220 (lra_remat): Init and free subreg_regs. Compute
31221 calculate_local_reg_remat_bb_data before create_cands.
31223 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31226 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31227 change stack_alignment_needed for __tls_get_addr call.
31229 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31231 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31233 2016-01-27 Jeff Law <law@redhat.com>
31235 PR tree-optimization/68398
31236 PR tree-optimization/69196
31237 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31238 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31239 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31240 Only count PHIs in the last block in the path. The others will
31241 const/copy propagate away. Add heuristic to allow more irreducible
31242 subloops to be created when it is likely profitable to do so.
31244 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31245 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31246 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31248 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31251 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31252 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31253 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31254 * tree-streamer-in.c: Include asan.h.
31255 (streamer_get_builtin_tree): For builtins in sanitizer
31256 range call initialize_sanitizer_builtins and retry.
31258 2016-01-27 Ian Lance Taylor <iant@google.com>
31260 * common.opt (fkeep-gc-roots-live): New undocumented option.
31261 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31262 -fkeep-gc-roots-live, skip pointers.
31263 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31266 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31269 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31270 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
31272 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
31275 * configure.ac: NetBSD provides SSP in its C library.
31276 * configure: Updated.
31278 2016-01-27 Richard Biener <rguenther@suse.de>
31280 PR tree-optimization/69166
31281 * tree-vect-loop.c (vect_is_simple_reduction): Always check
31282 reduction code for commutativity / associativity.
31284 2016-01-27 Martin Jambor <mjambor@suse.cz>
31286 PR tree-optimization/69355
31287 * tree-sra.c (analyze_access_subtree): Correct hole detection when
31288 total_scalarization fails.
31290 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
31292 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
31295 2016-01-27 Christian Bruel <christian.bruel@st.com>
31298 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
31299 Move arm_reset_previous_fndecl and set_target_option_current_node in
31300 the conditional part. Call save_restore_target_globals.
31301 * config/arm/arm.c (arm_set_current_function):
31302 Refactor to better support #pragma target and attribute mix.
31303 Call save_restore_target_globals.
31304 * config/arm/arm-protos.h (save_restore_target_globals): New function.
31306 2016-01-27 Martin Liska <mliska@suse.cz>
31308 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
31309 reference for an HSA kernel and its host function.
31311 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31313 PR tree-optimization/69399
31314 * wide-int.h (wi::lrshift): For larger precisions, only
31315 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
31317 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
31319 * config/arc/predicates.md (proper_comparison_operator): Reject
31320 constant-constant comparison.
31322 2016-01-26 Tom de Vries <tom@codesourcery.com>
31324 PR tree-optimization/69110
31325 * tree-data-ref.c (initialize_data_dependence_relation): Handle
31326 DR_NUM_DIMENSIONS == 0.
31328 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31329 Sebastian Pop <s.pop@samsung.com>
31331 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
31332 isl_ast_op_cond and isl_ast_op_select.
31333 (gcc_expression_from_isl_expr_op): Same.
31335 2016-01-26 Jason Merrill <jason@redhat.com>
31338 * tree.c (recompute_constructor_flags): Split out from
31340 (verify_constructor_flags): New.
31341 * tree.h: Declare them.
31343 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
31345 PR rtl-optimization/69217
31346 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
31347 are no TYPE_FIELDS set for the record type.
31349 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31352 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
31353 toc_label_name unconditionally.
31354 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
31355 SYMBOL_REF string. Use toc_label_name instead of constructing
31357 (rs6000_elf_declare_function_name): Use toc_label_name instead of
31358 constructing LCTOC1.
31360 2016-01-26 Martin Sebor <msebor@redhat.com>
31363 * doc/extend.texi (Common Type Attributes): Move text that talks about
31364 attribute packed from attribute aligned to the section discussing
31365 the former attribute for clarity.
31367 2016-01-26 Richard Henderson <rth@redhat.com>
31369 PR middle-end/60908
31370 * trans-mem.c (tm_region_init): Mark entry block as visited.
31372 2016-01-26 David Malcolm <dmalcolm@redhat.com>
31375 * diagnostic-show-locus.c (layout::print_source_line): Replace
31376 call to pp_newline with call to layout::print_newline.
31377 (layout::print_annotation_line): Likewise.
31378 (layout::move_to_column): Likewise.
31379 (layout::print_any_fixits): After printing any fixits, print a
31380 trailing newline, if necessary.
31381 (layout::print_newline): New method, resetting any colorization
31383 (diagnostic_show_locus): Move the pp_newline to before the
31384 early bailout. Remove dummy block enclosing the layout instance.
31385 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
31386 of pp_newline_and_flush with pp_flush.
31387 (diagnostic_append_note): Delete use of pp_newline.
31388 (diagnostic_append_note_at_rich_loc): Delete.
31389 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
31390 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
31391 when newline characters are added to the buffer.
31393 2016-01-26 Michael Matz <matz@suse.de>
31395 * configure.ac (ac_cv_std_swap_in_utility): New test.
31396 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
31397 * configure: Regenerate.
31398 * config.in: Regenerate.
31400 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
31402 * config/arc/arc.md (cstoresi4): Force operand into register.
31403 (arcset<code>): Fix predicate.
31404 (arcsetltu): Likewise.
31405 (arcsetgeu): Likewise.
31406 (arcsethi): Likewise.
31407 (arcsetls): Likewise.
31409 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31411 PR tree-optimization/69483
31412 * gimple-fold.c (canonicalize_constructor_val): Return NULL
31413 if base has error_mark_node type.
31415 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
31418 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
31419 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
31421 (vget_lane_f16): Handle big-endian.
31422 (vgetq_lane_f16): Likewise.
31423 (vset_lane_f16): Likewise.
31424 (vsetq_lane_f16): Likewise.
31425 * config/arm/iterators.md (VQXMOV): Add V8HF.
31426 (VDQ): Add V4HF and V8HF.
31427 (V_reg): Handle V4HF and V8HF.
31428 (Is_float_mode): Likewise.
31429 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
31430 neon_vdup_nv8hf): New patterns.
31431 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
31432 Use VD_LANE iterator.
31433 (neon_vld1_dup<mode>): Use VQ2 iterator.
31435 2016-01-26 Nathan Sidwell <nathan@acm.org>
31437 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
31438 (set_oacc_fn_attrib): Add IS_KERNEL arg.
31439 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
31440 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
31441 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
31442 (oacc_validate_dims): Add LEVEL arg, don't return level.
31443 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
31444 oacc_validate_dims.
31445 (execute_oacc_device_lower): Adjust, add more dump output.
31446 * tree-ssa-loop.c (gate_oacc_kernels): Use
31447 oacc_fn_attrib_kernels_p.
31448 * tree-parloops.c (create_parallel_loop): Adjust
31449 set_oacc_fn_attrib call.
31451 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31454 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
31455 (append_compiler_options): Handle -fcilkplus.
31456 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
31458 2016-01-26 Nick Clifton <nickc@redhat.com>
31461 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
31462 been marked as DECL_ONE_ONLY but we do not the means to make it
31463 so, then do not allow it to bind locally.
31465 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31468 * opts.h (parse_sanitizer_options): New prototype.
31469 * opts.c (sanitizer_opts): New array.
31470 (parse_sanitizer_options): New function.
31471 (common_handle_option): Use parse_sanitizer_options.
31473 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
31476 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
31477 alignment adjustment to ...
31478 (ix86_update_stack_boundary): Here. Don't over-align stack for
31480 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
31481 if __tls_get_addr is called.
31483 2016-01-26 Christian Bruel <christian.bruel@st.com>
31485 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
31487 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
31489 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
31491 2016-01-26 Richard Biener <rguenther@suse.de>
31493 PR middle-end/69467
31494 * match.pd: Guard X * CST CMP 0 pattern with single_use.
31496 2016-01-26 Richard Biener <rguenther@suse.de>
31498 PR tree-optimization/69452
31499 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
31500 (move_computations_dom_walker::before_dom_children): Rename
31502 (move_computations_worker): This.
31503 (move_computations): Perform an RPO rather than a DOM walk.
31505 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31508 * combine.c (combine_instructions): For REG_EQUAL note with
31509 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
31510 to the underlying register.
31511 * doc/rtl.texi (REG_EQUAL): Document the behavior of
31512 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
31514 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
31517 * config/aarch64/aarch64-builtins.c
31518 (aarch64_init_simd_builtin_types): Do not set structural
31519 equality to __Poly{8,16,64,128}_t types.
31521 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
31523 PR tree-optimization/69400
31524 * wide-int.cc (wi_pack): Take the precision as argument and
31525 perform canonicalization here rather than in the callers.
31526 Use the main loop to handle all full-width HWIs. Add a
31527 zero HWI if in_len isn't a full result.
31528 (wi::divmod_internal): Update accordingly.
31529 (wi::mul_internal): Likewise. Simplify.
31531 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31532 Sebastian Pop <s.pop@samsung.com>
31534 * graphite-poly.c (apply_poly_transforms): Simplify.
31535 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
31536 (print_isl_map): Same.
31537 (print_isl_union_map): Same.
31538 (print_isl_schedule): New.
31539 (debug_isl_schedule): New.
31540 * graphite-dependences.c (scop_get_reads): Do not call
31541 isl_union_map_add_map that is undocumented isl functionality.
31542 (scop_get_must_writes): Same.
31543 (scop_get_may_writes): Same.
31544 (scop_get_original_schedule): Remove.
31545 (scop_get_dependences): Do not call isl_union_map_compute_flow that
31546 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
31547 (compute_deps): Remove.
31548 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
31549 (debug_schedule_ast): New.
31550 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
31551 set_separate_option.
31552 (graphite_regenerate_ast_isl): Add dump.
31553 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
31554 from scop->transformed_schedule.
31555 (graphite_regenerate_ast_isl): Add more dump.
31556 * graphite-optimize-isl.c (optimize_isl): Set
31557 scop->transformed_schedule. Check whether schedules are equal.
31558 (apply_poly_transforms): Move here.
31559 * graphite-poly.c (apply_poly_transforms): ... from here.
31560 (free_poly_bb): Static.
31561 (free_scop): Static.
31562 (pbb_number_of_iterations_at_time): Remove.
31563 (print_isl_ast): New.
31564 (debug_isl_ast): New.
31565 (debug_scop_pbb): New.
31566 * graphite-scop-detection.c (print_edge): Move.
31567 (print_sese): Move.
31568 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
31569 (build_scop_scattering): Remove.
31570 (create_pw_aff_from_tree): Assert instead of bailing out.
31571 (add_condition_to_pbb): Remove unused code, do not fail.
31572 (add_conditions_to_domain): Same.
31573 (add_conditions_to_constraints): Remove.
31574 (build_scop_context): New.
31575 (add_iter_domain_dimension): New.
31576 (build_iteration_domains): Initialize pbb->iterators.
31577 Call add_conditions_to_domain.
31580 (index_outermost_in_loop): New.
31581 (index_pbb_in_loop): New.
31582 (outermost_pbb_in): New.
31583 (add_in_sequence): New.
31584 (add_outer_projection): New.
31585 (outer_projection_mupa): New.
31586 (add_loop_schedule): New.
31587 (build_schedule_pbb): New.
31588 (build_schedule_loop): New.
31589 (embed_in_surrounding_loops): New.
31590 (build_schedule_loop_nest): New.
31591 (build_original_schedule): New.
31592 (build_poly_scop): Call build_original_schedule.
31593 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
31594 (free_poly_dr): Remove.
31595 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
31596 (free_poly_bb): Remove.
31597 (debug_loop_vec): Remove.
31598 (print_isl_ast): Declare.
31599 (debug_isl_ast): Declare.
31600 (scop_do_interchange): Remove.
31601 (scop_do_strip_mine): Remove.
31602 (scop_do_block): Remove.
31603 (flatten_all_loops): Remove.
31604 (optimize_isl): Remove.
31605 (pbb_number_of_iterations_at_time): Remove.
31606 (debug_scop_pbb): Declare.
31607 (print_schedule_ast): Declare.
31608 (debug_schedule_ast): Declare.
31609 (struct scop): Remove schedule. Add original_schedule,
31610 transformed_schedule.
31611 (free_gimple_poly_bb): Remove.
31612 (print_generated_program): Remove.
31613 (debug_generated_program): Remove.
31614 (unify_scattering_dimensions): Remove.
31615 * sese.c (print_edge): ... here.
31616 (print_sese): ... here.
31617 (debug_edge): ... here.
31618 (debug_sese): ... here.
31619 * sese.h (print_edge): Declare.
31620 (print_sese): Declare.
31621 (dump_edge): Declare.
31622 (dump_sese): Declare.
31624 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31625 Sebastian Pop <s.pop@samsung.com>
31627 * Makefile.in: Set ISLVER in site.exp.
31629 2016-01-25 Jakub Jelinek <jakub@redhat.com>
31631 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
31632 DECL_VALUE_EXPR of new_var even for the non-array case. Look
31633 through DECL_VALUE_EXPR for expansion.
31635 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
31637 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
31638 the frame info after reload completed.
31640 2016-01-25 Jeff Law <law@redhat.com>
31642 PR tree-optimization/69196
31643 PR tree-optimization/68398
31644 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
31645 tree-ssa-threadupdate.c.
31646 (determine_bb_domination_status): Prototype
31647 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
31648 (determine_bb_domination_status): No longer static.
31649 (valid_jump_thread_path): Remove code to detect characteristics
31650 of the jump thread path not associated with correctness.
31651 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
31652 Correct test for thread path length. Count PHIs for real operands as
31653 statements that need to be copied. Do not count ASSERT_EXPRs.
31654 Look at all the blocks in the thread path. Compute and selectively
31655 filter thread paths based on threading through the latch, threading
31656 a multiway branch or crossing a multiway branch.
31658 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31660 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
31661 decl with __attribute__ ((unused)) annotation.
31663 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
31666 * tree-vect-stmts.c (vectorizable_condition): Check vectype
31667 of operands is compatible with a statement vectype.
31669 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
31671 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
31672 improve wording for mixed storage order support.
31674 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
31676 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
31677 (vcvt_u64_f64): Likewise.
31678 (vcvta_s64_f64): Likewise.
31679 (vcvta_u64_f64): Likewise.
31680 (vcvtm_s64_f64): Likewise.
31681 (vcvtm_u64_f64): Likewise.
31682 (vcvtn_s64_f64): Likewise.
31683 (vcvtn_u64_f64): Likewise.
31684 (vcvtp_s64_f64): Likewise.
31685 (vcvtp_u64_f64): Likewise.
31687 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
31689 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
31690 (arc_init): Check validity mll64 option.
31691 (arc_save_restore): Use double load/store instruction.
31692 (arc_expand_movmem): Likewise.
31693 (arc_split_move): Don't split if we have double load/store
31694 instructions. Returns a boolean.
31695 (arc_process_double_reg_moves): Change function to return boolean
31696 instead of a sequence of instructions.
31697 (arc_dwarf_register_span): New function.
31698 * config/arc/arc-protos.h (arc_split_move): Change prototype.
31699 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
31700 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
31701 (*movdf_insn): Likewise.
31702 * config/arc/arc.opt (mll64): New option.
31703 * config/arc/predicates.md (even_register_operand): New predicate.
31704 * doc/invoke.texi (ARC Options): Add mll64 documentation.
31706 2016-01-25 Richard Biener <rguenther@suse.de>
31709 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
31710 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
31712 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
31714 2016-01-25 Richard Biener <rguenther@suse.de>
31716 PR tree-optimization/69376
31717 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
31719 (VN_INFO_ANTI_RANGE_P): New inline.
31720 (VN_INFO_RANGE_TYPE): Likewise.
31721 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
31722 SSA_NAME_ANTI_RANGE_P.
31723 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
31724 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31725 Properly query VN_INFO_RANGE_TYPE.
31727 2016-01-25 Nick Clifton <nickc@redhat.com>
31730 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
31732 2016-01-23 Tom de Vries <tom@codesourcery.com>
31734 PR tree-optimization/69426
31735 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
31738 2016-01-23 Jakub Jelinek <jakub@redhat.com>
31740 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
31741 "the the" with "the" in the comments.
31742 * ipa-devirt.c (build_type_inheritance_graph,
31743 update_type_inheritance_graph): Likewise.
31744 * tree.c (build_function_type_list_1): Likewise.
31745 * cfgloopmanip.c (scale_loop_profile): Likewise.
31746 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
31747 * gimple-ssa-split-paths.c
31748 (find_block_to_duplicate_for_splitting_paths): Likewise.
31749 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
31750 * expr.c (convert_move): Likewise.
31751 * var-tracking.c (vt_stack_adjustments): Likewise.
31752 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
31753 * tree-vrp.c (test_for_singularity): Likewise.
31755 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
31756 directly instead of building a temporary tree.
31759 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
31760 remove <algorithm> include.
31762 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31765 * config/i386/i386.c: Include dojump.h.
31766 (expand_small_movmem_or_setmem,
31767 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
31769 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
31770 if dynamic_check != -1.
31772 2016-01-21 Jeff Law <law@redhat.com>
31774 PR middle-end/69347
31775 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
31776 record_temporary_equivalences. Rewritten to avoid unnecessary calls
31777 into dominated_by_p.
31778 (cprop_into_successor_phis): Avoid unnecessary tests.
31780 2016-01-22 Richard Henderson <rth@redhat.com>
31783 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
31784 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
31786 2016-01-22 Michael Matz <matz@suse.de>
31788 * system.h (string, algorithm): Include only conditionally.
31789 (new): Include always under C++.
31790 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
31791 * final.c (toplevel): Ditto.
31792 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
31793 * genconditions.c (write_header): Make gencondmd.c define
31795 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
31797 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
31798 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
31800 2016-01-22 Christian Bruel <christian.bruel@st.com>
31803 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
31805 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31808 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
31809 define_insn_and_split. Ensure operands[1] and operands[0] do not
31810 get assigned the same register.
31812 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
31814 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
31816 2016-01-22 Christian Bruel <christian.bruel@st.com>
31818 * config/arm/arm-c.c (arm_pragma_target_parse):
31819 Remove warn_builtin_macro_redefined overwrite.
31821 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31823 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
31824 flag_non_call_exceptions compatibility.
31826 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31829 * dwarf2out.c (add_child_die_after): New function.
31830 (dwarf_qual_info_t): New type.
31831 (dwarf_qual_info): New variable.
31832 (qualified_die_p): New function.
31833 (modified_type_die): For -fdebug-types-section, ensure
31834 canonical order of qualifiers. Put qualified DIEs adjacent
31835 to the corresponding non-qualified type DIE and search there
31836 for existing qualified DIEs.
31838 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31840 * doc/extend.texi (scalar_storage_order type attribute): Document
31841 restriction on type punning and aliasing, and remove future tense.
31843 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
31846 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
31849 2016-01-21 Jeff Law <law@redhat.com>
31851 PR middle-end/69347
31852 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
31853 useless call to record_temporary_equivalences.
31854 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
31855 allocate 10 slots in the bb_path vector and let it grow as needed.
31856 (fsm_find_control_statement_thread_paths): Similarly for the next_path
31859 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31861 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
31863 * configure: Regenerate.
31865 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
31867 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
31868 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
31870 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
31872 PR middle-end/66178
31873 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
31874 drop EXPAND_INITIALIZER.
31875 * rtl.h (contains_symbolic_reference_p): Declare.
31876 * rtlanal.c (contains_symbolic_reference_p): New function.
31877 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
31878 a subtraction into a NOT if symbolic constants are involved.
31880 2016-01-21 Anton Blanchard <anton@samba.org>
31881 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31884 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
31886 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
31889 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31891 * config/microblaze/microblaze.c
31892 (get_branch_target): New.
31893 (insert_wic_for_ilb_runout): New.
31895 (microblaze_machine_dependent_reorg): New.
31896 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
31897 * config/microblaze/microblaze.md
31898 (UNSPEC_IPREFETCH): Define.
31899 (iprefetch): New pattern
31900 * config/microblaze/microblaze.opt
31901 (mxl-prefetch): New flag.
31903 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31905 * config/microblaze/microblaze.h
31906 (FIXED_REGISTERS): Update in macro.
31907 (CALL_USED_REGISTERS): Update in macro.
31909 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
31911 PR rtl-optimization/68920
31912 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
31915 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
31917 PR rtl-optimization/68990
31918 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
31919 pseudo instead of inheritance ones.
31921 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
31922 Nick Clifton <nickc@redhat.com>
31926 * config/mips/mips.c (mips_compute_frame_info): Initialise
31927 args_size and hard_frame_pointer_offset fields of the frame
31928 structure before calling mips_global_pointer.
31930 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31932 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
31934 * configure: Regenerate.
31936 2016-01-21 Richard Biener <rguenther@suse.de>
31938 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
31940 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31942 * config/s390/s390.c (s390_asm_declare_function_size): Add code
31943 to actually emit the .size directive.
31945 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
31946 Jakub Jelinek <jakub@redhat.com>
31950 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
31951 args array size by one to avoid buffer overflow.
31953 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
31955 * config/s390/s390.md (pool_section_start): Use switch_to_section
31956 to select proper read-only data section instead of hardcoding
31958 (pool_section_end): Use switch_to_section to match the above.
31960 2016-01-21 Richard Biener <rguenther@suse.de>
31962 PR tree-optimization/69378
31963 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
31964 (set_ssa_val_to): Use it for dominance checks taking into
31965 account not executable edges.
31967 2016-01-21 Jakub Jelinek <jakub@redhat.com>
31970 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
31971 for bitsize instead of GET_MODE_PRECISION (mode).
31973 2016-01-20 Martin Sebor <msebor@redhat.com>
31976 * extend.texi (__sync Builtins): Clarify the semantics of
31977 __sync_fetch_and_OP built-ins on pointers.
31978 (__atomic Builtins): Same.
31980 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31981 Sebastian Pop <s.pop@samsung.com>
31983 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
31984 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
31985 (is_valid_rename): Same.
31986 (translate_isl_ast_to_gimple::get_rename): Same.
31987 (translate_isl_ast_to_gimple::rename_all_uses): Same.
31988 (translate_isl_ast_to_gimple::rename_uses): Same.
31989 (get_new_name): Check for close_phi nodes.
31990 (copy_loop_phi_args): Use phi_node_kind.
31991 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
31992 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
31994 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
31995 Sebastian Pop <s.pop@samsung.com>
31997 Revert commit r229783.
31998 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
31999 Remove use of parameter_rename_map.
32000 (copy_def): Remove.
32001 (copy_internal_parameters): Remove.
32002 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
32003 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
32004 (free_sese_info): Do not free parameter_rename_map.
32005 (set_rename): Do not use parameter_rename_map.
32006 (rename_uses): Update call to set_rename.
32007 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
32008 * sese.h (parameter_rename_map_t): Remove.
32009 (struct sese_info_t): Remove field parameter_rename_map.
32011 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32012 Sebastian Pop <s.pop@samsung.com>
32014 * graphite-isl-ast-to-gimple.c: Fix comment.
32015 * graphite-scop-detection.c (defined_in_loop_p): New.
32016 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
32017 names defined in loop.
32019 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32020 Sebastian Pop <s.pop@samsung.com>
32022 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
32023 Discard unstructured if-then-else regions.
32025 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32026 Sebastian Pop <s.pop@samsung.com>
32028 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
32029 (cleanup_loop_iter_dom): Remove.
32030 (build_loop_iteration_domains): Remove.
32031 (build_scop_context): Remove.
32032 (build_scop_iteration_domain): Remove.
32033 (add_loop_constraints): New.
32034 (build_iteration_domains): New.
32035 (build_poly_scop): Call build_iteration_domains.
32037 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32038 Sebastian Pop <s.pop@samsung.com>
32040 * graphite-scop-detection.c
32041 (scop_detection::harmful_loop_in_region): Free dom and loops.
32042 (scop_detection::loop_body_is_valid_scop): Free bbs.
32044 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32045 Sebastian Pop <s.pop@samsung.com>
32047 * graphite-scop-detection.c (record_loop_in_sese): New.
32048 (gather_bbs::before_dom_children): Call record_loop_in_sese.
32049 (build_scops): Remove call to build_sese_loop_nests.
32050 * sese.c (sese_record_loop): Remove.
32051 (build_sese_loop_nests): Remove.
32052 (new_sese_info): Remove region->loops.
32053 (free_sese_info): Same.
32054 * sese.h (sese_contains_loop): Same.
32055 (build_sese_loop_nests): Remove.
32056 (sese_contains_loop): Remove.
32058 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32059 Sebastian Pop <s.pop@samsung.com>
32061 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
32062 loop_is_valid_in_scop.
32063 (scop_detection::harmful_stmt_in_region): Renamed
32064 harmful_loop_in_region.
32065 Call loop_is_valid_in_scop.
32067 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32068 Sebastian Pop <s.pop@samsung.com>
32070 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
32073 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32074 Sebastian Pop <s.pop@samsung.com>
32076 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
32077 * graphite.h (struct poly_bb): Remove field is_reduction.
32078 (PBB_IS_REDUCTION): Remove.
32080 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32081 Sebastian Pop <s.pop@samsung.com>
32083 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
32084 (add_pdr_constraints): Same.
32085 (scop_get_reads): Same.
32086 (scop_get_must_writes): Same.
32087 (scop_get_may_writes): Same.
32088 (scop_get_original_schedule): Same.
32089 (extend_schedule): Same.
32090 (apply_schedule_on_deps): Same.
32091 (carries_deps): Same.
32092 (compute_deps): Same.
32093 (scop_get_dependences): Same.
32094 * graphite-isl-ast-to-gimple.c
32095 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
32096 * graphite-optimize-isl.c (get_schedule_for_band): Same.
32097 (get_schedule_for_band_list): Same.
32098 (get_schedule_map): Same.
32099 (apply_schedule_map_to_scop): Same.
32100 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
32101 (build_loop_iteration_domains): Same.
32102 (add_condition_to_pbb): Same.
32103 (add_param_constraints): Same.
32104 (pdr_add_memory_accesses): Same.
32105 (pdr_add_data_dimensions): Same.
32107 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32109 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
32112 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32114 * common.opt (feliminate-dwarf2-dups): Replace references to
32115 "DWARF 2" with just "DWARF".
32116 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
32117 * doc/extend.texi: Likewise.
32118 * doc/cpp.texi: Likewise.
32119 * doc/invoke.texi: Likewise.
32120 (Option Summary): Add -gdwarf to list of Debugging Options.
32121 (Debugging Options): Document -gdwarf.
32122 * doc/contrib.texi: Spell "DWARF" like that.
32124 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32126 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
32127 warning. Fix up formatting.
32129 PR middle-end/67653
32130 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
32131 attempt to mark memory input operand addressable and
32132 call prepare_gimple_addressable in that case. Don't adjust
32133 input_location for diagnostics, use error_at instead.
32135 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
32137 * config/rs6000/ppc-auxv.h: New file.
32138 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
32139 (cpu_is): Likewise.
32140 (cpu_supports): Likewise.
32141 * config/rs6000/rs6000.c: include "ppc-auxv.h".
32142 (cpu_is_info): New variable.
32143 (cpu_supports_info): Likewise.
32144 (tcb_verification_symbol): Likewise.
32145 (cpu_builtin_p): Likewise.
32146 (cpu_expand_builtin): New function.
32147 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
32148 (rs6000_init_builtins): Likewise.
32149 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
32150 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
32151 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
32152 * configure: Regenerate.
32153 * config.in: Likewise.
32154 * doc/extend.texi (PowerPC Built-in Functions): Document
32155 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
32157 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
32160 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
32162 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
32165 2016-01-20 Richard Henderson <rth@redhat.com>
32171 * tree.c (tm_define_builtin): New.
32172 (find_tm_vector_type): New.
32173 (build_tm_vector_builtins): New.
32174 (build_common_builtin_nodes): Call it.
32176 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
32178 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
32179 (arm_fp_ok): Likewise.
32180 (arm_fp): Likewise.
32181 (arm_crypto): Likewise.
32183 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32184 Richard Biener <rguenther@suse.de>
32186 PR tree-optimization/69328
32187 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32188 vectors have same number of elements.
32189 (vectorizable_condition): Fix masked version recognition.
32191 2016-01-20 Richard Biener <rguenther@suse.de>
32193 PR tree-optimization/69345
32194 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32195 (VN_INFO_PTR_INFO): Likewise.
32196 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32197 info when it is equal between non-dominating SSA names.
32198 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32199 Make sure to look at original SSA infos.
32201 2016-01-20 Jeff Law <law@redhat.com>
32204 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32206 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32207 (pc_or_label_operand): New predicate.
32208 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32209 tests for small integers that are 2^n - 1.
32211 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32213 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32215 2016-01-19 Jeff Law <law@redhat.com>
32217 PR middle-end/69347
32218 * tree-ssa-threadbackwards.c
32219 (fsm_find_control_statement_thread_paths): Do not try to lookup
32220 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32222 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32224 * doc/lto.texi: Remove text that says only Gold has linker plugin
32227 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32229 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32230 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32231 the DIE accordingly.
32232 (modified_type_die): Add REVERSE parameter and pass it recursively,
32233 as well as to base_type_die. Adjust presence check accordingly.
32234 (base_type_for_mode): Adjust call to modified_type_die.
32235 (add_type_attribute): Add REVERSE parameter and pass it to
32237 (generic_parameter_die): Adjust call to add_type_attribute.
32238 (add_scalar_info): Likewise.
32239 (add_subscript_info): Likewise.
32240 (gen_array_type_die): Likewise.
32241 (gen_descr_array_type_die): Likewise.
32242 (gen_entry_point_die): Likewise.
32243 (gen_enumeration_type_die): Likewise.
32244 (gen_formal_parameter_die): Likewise.
32245 (gen_subprogram_die): Likewise.
32246 (gen_variable_die ): Likewise.
32247 (gen_const_die): Likewise.
32248 (gen_field_die): Likewise.
32249 (gen_pointer_type_die): Likewise.
32250 (gen_reference_type_die): Likewise.
32251 (gen_ptr_to_mbr_type_die): Likewise.
32252 (gen_inheritance_die): Likewise.
32253 (gen_subroutine_type_die): Likewise.
32254 (gen_typedef_die): Likewise.
32255 (force_type_die): Adjust call to modified_type_die.
32257 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32259 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32260 flow throughout the file. Fix broken link to Objective-C 2.0
32262 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32265 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32267 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32269 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32272 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
32273 (maybe_record_node): Record cxa_pure_virtual as the only possible
32274 target if there are not ohter candidates.
32275 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
32277 2016-01-19 Richard Biener <rguenther@suse.de>
32279 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
32280 (get_memory_order): Likewise.
32282 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
32284 * tree-vect-stmts.c (vectorizable_store): Check
32287 2016-01-19 David Malcolm <dmalcolm@redhat.com>
32290 * gcc.c (driver::decode_argv): Add call to
32291 init_opts_obstack before init_options_struct.
32292 * opts.c (init_opts_obstack): Remove idempotency.
32293 (init_options_struct): Replace call to init_opts_obstack
32294 with a gcc_assert to verify that it has already been called.
32295 * toplev.c (toplev::main): Add call to init_opts_obstack before
32296 calls to init_options_struct.
32297 (toplev::finalize): Move cleanup of opts_obstack next to
32298 cleanup of save_decoded_options, clearing the latter, and
32299 save_decoded_options_count.
32301 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32304 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
32305 attribute to unconditional. Remove %? from output template.
32307 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32308 Jiong Wang <jiong.wang@arm.com>
32310 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
32311 generated from different expand order.
32313 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32315 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32316 Add support for CCMP costing.
32318 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32320 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
32321 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
32322 (fccmpe<mode>): Likewise.
32323 (fcmp): Rename to fcmp and globalize pattern.
32325 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
32326 (aarch64_gen_ccmp_next): Add FP support.
32328 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32330 * target.def (gen_ccmp_first): Update documentation.
32331 (gen_ccmp_next): Likewise.
32332 * doc/tm.texi (gen_ccmp_first): Update documentation.
32333 (gen_ccmp_next): Likewise.
32334 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
32335 expand_ccmp_expr_1. Improve comments.
32336 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
32337 (ccmp_ior<mode>): Remove pattern.
32338 (cmp<mode>): Remove expand.
32339 (cmp): Globalize pattern.
32340 (cstorecc4): Use cc_register.
32341 (mov<mode>cc): Remove ccmp_cc_register check.
32342 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
32343 Simplify after removal of CC_DNE/* modes.
32344 (aarch64_ccmp_mode_to_code): Remove.
32345 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
32346 In 'k' case use integer as condition.
32347 (aarch64_nzcv_codes): Remove inverted cases.
32348 (aarch64_code_to_ccmode): Remove.
32349 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
32350 comparison with CC register to be used in folowing CCMP/branch/CSEL.
32351 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
32352 pattern. Return the comparison with CC register. Invert conditions
32353 when bitcode is OR.
32354 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
32355 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
32357 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32359 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32360 instrumented_version.
32362 2016-01-19 Richard Biener <rguenther@suse.de>
32364 PR tree-optimization/69336
32365 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
32366 handled components with get_ref_base_and_extent.
32367 (equal_mem_array_ref_p): Adjust.
32369 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32372 * shrink-wrap.c: Include valtrack.h.
32373 (move_insn_for_shrink_wrap): Add DEBUG argument. If
32374 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
32375 in between insn and where it will be moved to. Call
32376 dead_debug_insert_temp.
32377 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
32378 first and dead_debug_local_finish at the end.
32379 For uses and defs bitmap, handle all regs in between REGNO and
32380 END_REGNO, not just the first one.
32382 2016-01-19 Richard Biener <rguenther@suse.de>
32384 PR tree-optimization/69352
32385 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
32386 (equal_mem_array_ref_p): Constrain size and max size properly.
32387 Compare the reverse flag.
32389 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
32391 * ira.c (ira): Update regstat data if we deleted insns.
32393 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32395 PR rtl-optimization/68955
32396 PR rtl-optimization/64557
32397 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
32398 here. Fix up formatting.
32399 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
32401 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32404 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
32405 assume that the node has body.
32406 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
32409 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32411 * lto-streamer-out.c (lto_output): Do not stream instrumentation
32414 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32416 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
32417 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
32419 2016-01-19 Martin Jambor <mjambor@suse.cz>
32420 Martin Liska <mliska@suse.cz>
32421 Michael Matz <matz@suse.de>
32423 * Makefile.in (OBJS): Add new source files.
32424 (GTFILES): Add hsa.c.
32425 * common.opt (disable_hsa): New variable.
32426 (-Whsa): New warning.
32427 * config.in (ENABLE_HSA): New.
32428 * configure.ac: Treat hsa differently from other accelerators.
32429 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
32430 $enable_offloading.
32431 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
32432 * doc/install.texi (Configuration): Document --with-hsa-runtime,
32433 --with-hsa-runtime-include, --with-hsa-runtime-lib and
32434 --with-hsa-kmt-lib.
32435 * doc/invoke.texi (-Whsa): Document.
32436 (hsa-gen-debug-stores): Likewise.
32437 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
32438 to invoke offload compiler for hsa acclerator.
32439 * opts.c (common_handle_option): Determine whether HSA offloading
32440 should be performed.
32441 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
32442 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
32443 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
32444 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
32445 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
32446 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
32447 GF_OMP_FOR_KIND_GRID_LOOP.
32448 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
32449 (pp_gimple_stmt_1): Likewise.
32450 * gimple-walk.c (walk_gimple_stmt): Likewise.
32451 * gimple.c (gimple_build_omp_grid_body): New function.
32452 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
32453 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
32454 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
32455 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
32456 GF_OMP_TEAMS_GRID_PHONY.
32457 (gimple_statement_omp_single_layout): Updated comments.
32458 (gimple_build_omp_grid_body): New function.
32459 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
32460 (gimple_omp_for_grid_phony): New function.
32461 (gimple_omp_for_set_grid_phony): Likewise.
32462 (gimple_omp_parallel_grid_phony): Likewise.
32463 (gimple_omp_parallel_set_grid_phony): Likewise.
32464 (gimple_omp_teams_grid_phony): Likewise.
32465 (gimple_omp_teams_set_grid_phony): Likewise.
32466 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
32467 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
32468 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
32469 (BUILT_IN_GOMP_TARGET): Updated type.
32470 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
32471 (adjust_for_condition): New function.
32472 (get_omp_for_step_from_incr): Likewise.
32473 (extract_omp_for_data): Moved parts to adjust_for_condition and
32474 get_omp_for_step_from_incr.
32475 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
32476 (fixup_child_record_type): Bail out if receiver_decl is NULL.
32477 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
32478 (scan_omp_parallel): Do not create child functions for phony
32480 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
32481 (scan_omp_1_op): Checking assert we are not remapping to
32482 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
32483 (parallel_needs_hsa_kernel_p): New function.
32484 (expand_parallel_call): Register apprpriate parallel child
32485 functions as HSA kernels.
32486 (grid_launch_attributes_trees): New type.
32487 (grid_attr_trees): New variable.
32488 (grid_create_kernel_launch_attr_types): New function.
32489 (grid_insert_store_range_dim): Likewise.
32490 (grid_get_kernel_launch_attributes): Likewise.
32491 (get_target_argument_identifier_1): Likewise.
32492 (get_target_argument_identifier): Likewise.
32493 (get_target_argument_value): Likewise.
32494 (push_target_argument_according_to_value): Likewise.
32495 (get_target_arguments): Likewise.
32496 (expand_omp_target): Call get_target_arguments instead of looking
32497 up for teams and thread limit.
32498 (grid_expand_omp_for_loop): New function.
32499 (grid_arg_decl_map): New type.
32500 (grid_remap_kernel_arg_accesses): New function.
32501 (grid_expand_target_kernel_body): New function.
32502 (expand_omp): Call it.
32503 (lower_omp_for): Do not emit phony constructs.
32504 (lower_omp_taskreg): Do not emit phony constructs but create for them
32505 a temporary variable receiver_decl.
32506 (lower_omp_taskreg): Do not emit phony constructs.
32507 (lower_omp_teams): Likewise.
32508 (lower_omp_grid_body): New function.
32509 (lower_omp_1): Call it.
32510 (grid_reg_assignment_to_local_var_p): New function.
32511 (grid_seq_only_contains_local_assignments): Likewise.
32512 (grid_find_single_omp_among_assignments_1): Likewise.
32513 (grid_find_single_omp_among_assignments): Likewise.
32514 (grid_find_ungridifiable_statement): Likewise.
32515 (grid_target_follows_gridifiable_pattern): Likewise.
32516 (grid_remap_prebody_decls): Likewise.
32517 (grid_copy_leading_local_assignments): Likewise.
32518 (grid_process_kernel_body_copy): Likewise.
32519 (grid_attempt_target_gridification): Likewise.
32520 (grid_gridify_all_targets_stmt): Likewise.
32521 (grid_gridify_all_targets): Likewise.
32522 (execute_lower_omp): Call grid_gridify_all_targets.
32523 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
32524 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
32525 (tree_omp_clause): Added union field dimension.
32526 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
32527 * tree.c (omp_clause_num_ops): Added number of arguments of
32528 OMP_CLAUSE__GRIDDIM_.
32529 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
32530 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
32531 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
32532 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
32533 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
32534 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
32535 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
32536 * tree-pass.h (make_pass_gen_hsail): Declare.
32537 (make_pass_ipa_hsa): Likewise.
32538 * ipa-hsa.c: New file.
32539 * lto-section-in.c (lto_section_name): Add hsa section name.
32540 * lto-streamer.h (lto_section_type): Add hsa section.
32541 * timevar.def (TV_IPA_HSA): New.
32542 * hsa-brig-format.h: New file.
32543 * hsa-brig.c: New file.
32544 * hsa-dump.c: Likewise.
32545 * hsa-gen.c: Likewise.
32548 * toplev.c (compile_file): Call hsa_output_brig.
32549 * hsa-regalloc.c: New file.
32551 2016-01-18 Jeff Law <law@redhat.com>
32553 PR tree-optimization/69320
32554 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
32555 ranged object, do nothing if the RHS constant is not [0..1].
32556 (optimize_stmt): Comparing a boolean ranged object against a
32557 constant outside [0..1] results in a compile-time constant.
32559 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
32562 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
32564 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32565 (Option Summary): Update to reflect new section and moved options.
32566 (C++ Dialect Options): Move -fstats to new section.
32567 (Debugging Options): Move all dump, statistics, and other GCC
32568 developer options to new section. Rewrite section introduction
32569 and re-order remaining options to put the more basic ones first.
32570 (Optimization Options): Move -fira-verbose and -flto-report* to
32572 (Developer Options): New section incorporating moved options.
32573 * doc/cppopts.texi (-dM): Update cross-reference.
32575 2016-01-18 Richard Henderson <rth@redhat.com>
32578 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
32579 operands to pseudo only if CSE is expected. Split long immediate
32580 operands only after reload, and for the stack pointer.
32581 (*add<GPI>3_pluslong): Remove.
32582 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
32583 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
32584 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
32585 (*add<GPI>3 peepholes): New.
32586 (*add<GPI>3 splitters): New.
32587 * config/aarch64/constraints.md (Upl): New.
32588 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
32590 2016-01-18 Richard Biener <rguenther@suse.de>
32592 PR tree-optimization/69297
32593 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
32595 (vect_bb_vectorization_profitable_p): Clear visited flag again.
32597 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
32599 PR middle-end/68542
32600 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
32601 of mixind vector and scalar types.
32602 (fold_relational_const): Add handling of vector
32603 comparison with boolean result.
32604 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
32605 comparison of vector operands with boolean result for EQ/NE only.
32606 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
32607 (verify_gimple_cond): Likewise.
32608 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
32611 2016-01-18 Joseph Myers <joseph@codesourcery.com>
32613 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
32616 2016-01-18 Richard Biener <rguenther@suse.de>
32618 PR middle-end/69308
32619 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
32621 2016-01-18 Tom de Vries <tom@codesourcery.com>
32623 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
32625 2016-01-18 Tom de Vries <tom@codesourcery.com>
32627 * omp-low.c (set_oacc_fn_attrib): Make extern.
32628 * omp-low.h (set_oacc_fn_attrib): Declare.
32629 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
32630 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
32631 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
32632 Add and handle function parameter oacc_kernels_p.
32633 (find_reduc_addr, get_omp_data_i_param): New function.
32634 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
32635 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
32636 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
32637 Calculate dominance info. Skip loops that are not in a kernels region
32638 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
32639 (pass_parallelize_loops::execute): Call parallelize_loops with
32640 oacc_kernels_p argument.
32641 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
32642 New member function.
32643 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
32644 * passes.def: Add argument to pass_parallelize_loops instantation.
32646 2016-01-18 Tom de Vries <tom@codesourcery.com>
32648 * tree-parloops.c (pass_parallelize_loops::execute): Allow
32649 pass_parallelize_loops to be run outside the loop pipeline.
32651 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32653 * tree-scalar-evolution.c (follow_copies_to_constant): New.
32654 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
32656 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32659 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
32660 using get_ref_base_and_extent.
32661 (equal_mem_array_ref_p): New.
32662 (hashable_expr_equal_p): Add call to previous.
32664 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32667 * tree-sra.c (disqualified_constants, constant_decl_p): New.
32668 (sra_initialize): Allocate disqualified_constants.
32669 (sra_deinitialize): Free disqualified_constants.
32670 (disqualify_candidate): Update disqualified_constants when appropriate.
32671 (create_access): Scan for constant-pool entries as we go along.
32672 (scalarizable_type_p): Add check against type_contains_placeholder_p.
32673 (maybe_add_sra_candidate): Allow constant-pool entries.
32674 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
32675 (initialize_constant_pool_replacements): New.
32676 (sra_modify_assign): Avoid mangling assignments created by previous,
32677 and don't generate writes into constant pool.
32678 (sra_modify_function_body): Call initialize_constant_pool_replacements.
32680 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
32682 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
32683 andnot instruction.
32684 (scalar_chain::convert_op): Likewise.
32685 * config/i386/i386.md (*andndi3_doubleword): New.
32687 2016-01-18 Richard Biener <rguenther@suse.de>
32689 PR tree-optimization/69170
32690 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
32691 building a vector from scalar results of a pattern stmt.
32693 2016-01-18 Jakub Jelinek <jakub@redhat.com>
32695 * haifa-sched.c (autopref_multipass_init): Work around
32696 -Wmaybe-uninitialized warning.
32698 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
32700 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
32701 against the constant 0.
32703 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32705 PR tree-optimization/68799
32706 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
32707 look up phi candidates in the statement-candidate map.
32708 (phi_add_costs): Likewise.
32709 (record_phi_increments): Likewise.
32710 (phi_incr_cost): Likewise.
32711 (ncd_with_phi): Likewise.
32712 (all_phi_incrs_profitable): Likewise.
32714 2016-01-17 Jakub Jelinek <jakub@redhat.com>
32716 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
32717 -Wmaybe-uninitialized warning.
32719 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
32721 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32722 (Option Summary): Update to reflect new section and moved options.
32723 (C++ Dialect Options): Move -fvtable-verify and related options.
32724 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
32725 and profiling-related options.
32726 (Optimization Options): Move profile generation options and
32727 -fstack-protector and related options.
32728 (Instrumentation Options): New section incorporating moved options.
32729 (Code Generation Options): Move -finstrument-functions and
32730 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
32732 2016-01-16 Tom de Vries <tom@codesourcery.com>
32734 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
32736 2016-01-16 Tom de Vries <tom@codesourcery.com>
32738 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
32740 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
32742 * hash-table.h (hash_table::empty): Turn into an inline wrapper
32743 that checks whether the table is already empty. Rename the
32744 original implementation to...
32745 (hash_table::empty_slot): ...this new private function.
32747 2016-01-15 David Malcolm <dmalcolm@redhat.com>
32749 PR diagnostic/68899
32750 * diagnostic-show-locus.c (layout::print_source_line): Move x
32751 offset of line until after call to
32752 get_line_width_without_trailing_whitespace.
32754 2016-01-15 Jeff Law <law@redhat.com>
32756 PR tree-optimization/69270
32757 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
32758 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
32759 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
32760 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
32761 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
32762 ssa_name_has_boolean_range and constant_boolean_node.
32764 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
32766 PR rtl-optimization/69030
32767 * lra-spills.c (remove_pseudos): Check nrefs and make the function
32769 (spill_pseudos): Delete debug insn for dead pseudo.
32770 (lra_spill): Initiate spill_hard_reg and slots memory separately.
32772 2016-01-15 Jiong Wang <jiong.wang@arm.com>
32774 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
32776 (TYPES_UNOPUS): Likewise.
32777 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
32778 builtin type, from UNOP to UNOPUS.
32779 (lbtruncuv4sf): Likewise.
32780 (lbtruncuv2df): Likewise.
32781 (lrounduv2sf): Likewise.
32782 (lrounduv4sf): Likewise.
32783 (lrounduv2df): Likewise.
32784 (lroundusf): Likewise.
32785 (lroundusf): Likewise.
32786 (lceiluv2sf): Likewise.
32787 (lceiluv4sf): Likewise.
32788 (lceiluv2df): Likewise.
32789 (lceilusf): Likewise.
32790 (lceiludf): Likewise.
32791 (lflooruv2sf): Likewise.
32792 (lflooruv4sf): Likewise.
32793 (lflooruv2df): Likewise.
32794 (lfloorusf): Likewise.
32795 (lfloorudf): Likewise.
32796 (lfrintnuv2sf): Likewise.
32797 (lfrintnuv4sf): Likewise.
32798 (lfrintnuv2df): Likewise.
32799 (lfrintnusf): Likewise.
32800 (lfrintnudf): Likewise.
32801 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
32803 (vcvtq_u32_f32): Likewise.
32804 (vcvtq_u64_f64): Likewise.
32805 (vcvta_u32_f32): Likewise.
32806 (vcvtaq_u32_f32): Likewise.
32807 (vcvtaq_u64_f64): Likewise.
32808 (vcvtm_u32_f32): Likewise.
32809 (vcvtmq_u32_f32): Likewise.
32810 (vcvtmq_u64_f64): Likewise.
32811 (vcvtn_u32_f32): Likwise.
32812 (vcvtnq_u32_f32): Likewise.
32813 (vcvtnq_u64_f64): Likewise.
32814 (vcvtp_u32_f32): Likewise.
32815 (vcvtpq_u32_f32): Likewise.
32816 (vcvtpq_u64_f64): Likewise.
32817 (vcvtmd_u64_f64): Likewise.
32818 (vcvtms_u32_f32): Likewise.
32819 (vcvtad_u64_f64): Likewise.
32820 (vcvtas_u32_f32): Likewise.
32821 (vcvtnd_u64_f64): Likewise.
32822 (vcvtns_u32_f32): Likewise.
32823 (vcvtpd_u64_f64): Likewise.
32824 (vcvtps_u32_f32): Likewise.
32826 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32828 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
32829 CSEL of zero_extended registers.
32831 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32833 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
32834 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
32836 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32838 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
32839 false when argument string is not found in the attributes table
32842 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
32845 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
32846 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
32847 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
32848 precision estimate.
32850 2016-01-15 Richard Biener <rguenther@suse.de>
32852 PR tree-optimization/66856
32853 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
32854 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
32855 (vect_create_new_slp_node): Increment stmt reference count.
32856 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
32857 an SLP tree before swapping operands.
32858 (vect_build_slp_tree): Likewise.
32859 (destroy_bb_vec_info): Free stmt info after SLP instances.
32860 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
32861 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
32862 (STMT_VINFO_NUM_SLP_USES): New macro.
32864 2016-01-15 Richard Biener <rguenther@suse.de>
32867 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
32868 (add_linkage_name): ... here.
32869 (gen_typedef_die): Use add_linkage_name_raw instead of
32870 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
32873 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
32875 * gimplify.c (oacc_default_clause): Decode reference and pointer
32876 types for both kernels and parallel regions.
32878 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
32880 PR middle-end/69246
32881 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
32883 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32885 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
32886 (convert_scalars_to_vector): Likewise.
32888 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
32890 * doc/extend.texi (Type Traits): Fix grammar.
32892 2016-01-15 Martin Jambor <mjambor@suse.cz>
32894 * tree-inline.c (remap_decl): Use existing dclarations if
32895 remapping a type and prevent_decl_creation_for_types.
32896 (replace_locals_stmt): Do an initial remapping of non-VLA typed
32897 decls first. Do real remapping with
32898 prevent_decl_creation_for_types set.
32899 * tree-inline.h (copy_body_data): New field
32900 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
32903 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32905 * config/s390/s390.opt (mmvcle): More verbose help text.
32907 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32909 * config/s390/s390.opt: Add period to -mzvector option text.
32911 2016-01-15 Richard Biener <rguenther@suse.de>
32913 PR tree-optimization/68961
32914 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
32915 of invariants in stores again.
32917 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
32919 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
32921 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32923 * config/i386/i386.c (ix86_expand_branch): Don't split
32924 DI mode xor instruction to SI mode.
32926 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32929 * ipa-icf.c (sem_function::merge): Virtual functions may become
32930 reachable even if they address is not taken and there are no
32933 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
32935 * lto-streamer-out.c (subtract_estimated_size): New function.
32936 (get_symbol_initial_value): Use it.
32938 2016-01-15 Christian Bruel <christian.bruel@st.com>
32941 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
32942 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
32943 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
32944 use add_builtin_function_ext_scope instead of add_builtin_function.
32945 (neon_set_p, neon_crypto_set_p): Remove.
32946 (arm_init_builtins): Always call arm_init_neon_builtins and
32947 arm_init_crypto_builtins.
32948 (arm_expand_builtin): Check that builtins are allowed for the arch.
32949 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
32950 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
32951 arm_init_neon_builtins call.
32953 2016-01-15 Richard Biener <rguenther@suse.de>
32955 PR tree-optimization/69117
32956 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
32957 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
32958 of the leader conservatively.
32959 (free_scc_vn): Restore original SSA name infos.
32961 2016-01-14 Jeff Law <law@redhat.com>
32963 PR tree-optimization/69270
32964 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
32965 single bit of precision, verify it's also unsigned.
32966 (record_edge_info): Use constant_boolean_node rather than fold_convert
32967 to convert boolean_true/boolean_false to the right type.
32969 2016-01-14 Richard Henderson <rth@redhat.com>
32972 * loop-doloop.c (record_reg_sets): New.
32973 (doloop_optimize): Reject the transform if the sequence
32974 clobbers registers live at the end of the loop block.
32975 (doloop_optimize_loops): Enable df_live if needed.
32977 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
32979 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
32980 * config/rs6000/rs6000.c: Likewise.
32981 * config/rs6000/rs6000.h: Likewise.
32982 * config/rs6000/rs6000.md: Likewise.
32983 * doc/extend.texi: Likewsie.
32985 2016-01-14 Jeff Law <law@redhat.com>
32987 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
32990 2016-01-14 Richard Henderson <rth@redhat.com>
32994 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
32995 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
32996 instead of builtin_decl_declared_p to test for declaration.
32998 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
33000 * doc/loop.texi (Loop Analysis and Representation): Document
33001 loop_depth function.
33003 2016-01-14 Tom de Vries <tom@codesourcery.com>
33005 PR tree-optimization/68773
33006 * omp-low.c (expand_omp_target): Don't set force_output.
33007 * varpool.c (varpool_node::get_create): Same.
33008 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
33009 offload_funcs with force_output.
33011 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33014 * lra-eliminations.c (move_plus_up): Don't change anything if either
33015 the outer or inner subreg mode is not MODE_INT.
33016 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
33017 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
33019 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33021 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
33022 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
33023 reduc_uplus_@var{m}): Remove.
33024 * expr.c (expand_expr_real_2): Remove expansion path for
33025 reduc_[us](min|max|plus) optabs.
33026 * optabs-tree.c (scalar_reduc_to_vector): Remove.
33027 * optabs-tree.h (scalar_reduc_to_vector): Remove.
33028 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
33029 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
33030 * tree-vect-loop.c (vectorizable_reduction): Remove test for
33031 reduc_[us](min|max|plus) optabs.
33033 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33035 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
33036 (reduc_plus_scal_v2sf): New.
33037 (reduc_smax_v2sf): Rename to...
33038 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
33039 (reduc_smin_v2sf): Rename to...
33040 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
33042 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
33044 * alias.c (compare_base_symbol_refs): New function.
33045 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
33048 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33050 PR middle-end/68146
33051 PR tree-optimization/69155
33052 * tree-complex.c: Include cfganal.h.
33053 (phis_to_revisit): New variable.
33054 (extract_component): Add phiarg_p argument. Assert that returned
33055 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
33056 (update_phi_components): Partly rewrite to use loop over real/imag
33057 components instead of code duplication. If extract_component returns
33058 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
33059 create_tmp_reg into the PHI node instead, and mention the phi triplet
33060 in phis_to_revisit.
33061 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
33062 in phis_to_revisit at the end.
33064 2016-01-14 Richard Biener <rguenther@suse.de>
33066 PR tree-optimization/68060
33067 * tree-vect-loop.c (vect_is_simple_reduction): Check the
33068 outer loop reduction is only used in the inner loop before
33069 detecting a double reduction.
33071 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33074 * combine.c (expand_field_assignment): Punt if compute_mode is
33075 unsupported scalar mode.
33077 2016-01-14 Richard Biener <rguenther@suse.de>
33079 PR tree-optimization/66856
33080 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
33081 SLP node only if it built successfully.
33082 (vect_analyze_slp_instance): Adjust.
33084 2016-01-14 Jeff Law <law@redhat.com>
33086 PR tree-optimization/69270
33087 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
33088 (record_edge_info): Use it. Convert boolean_{true,false}_node
33089 to the type of op0.
33091 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
33094 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
33095 use block_ultimate_origin
33096 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
33098 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33100 * doc/invoke.texi (Submodel Options): Rename section to
33101 "Machine-Dependent Options" to better reflect its content.
33102 Rewrite introductory text to remove archaic CPU names.
33105 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33107 * doc/invoke.texi (Code Gen Options): Move section up in file,
33108 before target-specific options. Update menu and option summary
33109 to reflect the new section ordering.
33111 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33113 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
33114 (C++ Dialect Options): Add cross-reference to -std option.
33115 * doc/standards.texi (C++ Language): Document C++14 support.
33117 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
33119 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
33120 for pack/unpack functions for __ibm128.
33121 (PACK_IF): Likewise.
33122 (UNPACK_IF): Likewise.
33124 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
33125 support for __ibm128 pack/unpack functions.
33126 (rs6000_invalid_builtin): Likewise.
33127 (rs6000_init_builtins): Likewise.
33128 (rs6000_opt_masks): Likewise.
33130 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
33131 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
33133 (RS6000_BTM_COMMON): Likewise.
33135 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
33136 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
33137 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
33138 128-bit floating point. Add support for the double values to be
33139 in Altivec registers for TF/IF packing and unpacking, but restrict
33140 TD packing sub-fields to be FPR registers. Don't allow overlapped
33141 register support for packing. Allow pack inputs to be memory
33142 locations. Don't build generator functions for unpack<mode>_dm
33143 and unpack<mode>_nodm.
33144 (unpack<mode>_dm): Likewise.
33145 (unpack<mode>_nodm): Likewise.
33146 (pack<mode>): Likewise.
33148 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
33149 built-in functions to pack/unpack explicit __ibm128 values.
33150 (__builtin_unpack_ibm128): Likewise.
33152 * doc/extend.texi (PowerPC Built-in Functions): Document
33153 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
33155 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
33158 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
33159 Add new arg loc and pass it down as context.
33160 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
33161 to the location to use for the warning.
33162 (check_function_arguments): New arg loc. All callers changed. Pass
33163 it to check_function_nonnull.
33164 * c-common.h (check_function_arguments): Adjust declaration.
33166 2016-01-13 Jakub Jelinek <jakub@redhat.com>
33168 PR tree-optimization/69156
33169 * gimple.c (validate_type): Removed.
33170 (gimple_builtin_call_types_compatible_p): Use
33171 useless_type_conversion_p instead of validate_type.
33172 * value-prof.c (gimple_stringop_fixed_value): Fold
33173 icall_size to correct type.
33175 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33177 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
33180 2016-01-13 Richard Henderson <rth@redhat.com>
33183 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33184 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33185 (ix86_builtin_tm_store): Remove.
33186 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33187 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33188 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33189 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33190 * doc/tm.texi: Rebuild.
33192 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33193 (BUILT_IN_TM_MEMCPY_RTWN): New.
33194 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33195 fallback from vector to integer helpers.
33196 (build_tm_load): Handle vector types directly, instead of
33198 (build_tm_store): Likewise.
33199 (expand_assign_tm): Prepare for register types not handled by
33200 the above. Copy them to memory and use memcpy.
33201 * tree.c (tm_define_builtin): New.
33202 (find_tm_vector_type): New.
33203 (build_tm_vector_builtins): New.
33204 (build_common_builtin_nodes): Call it.
33206 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33208 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33209 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33211 2016-01-13 Tom de Vries <tom@codesourcery.com>
33213 PR tree-optimization/69169
33214 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33215 handled_struct_type param.
33216 (create_variable_info_for, intra_create_variable_infos): Call
33217 create_variable_info_for_1 with extra arg.
33219 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33221 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33222 and "armv8.1-a+crc" entries.
33224 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33227 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33228 Change first operand predicate from register_or_constm1_operand
33229 to register_operand.
33230 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33231 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33232 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33233 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33234 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33235 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33236 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33237 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33238 comparison with constm1_rtx from vec_prefetch_gen part.
33240 2016-01-13 Richard Biener <rguenther@suse.de>
33242 PR tree-optimization/69013
33243 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33244 Exchange assert for a test.
33246 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33249 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33251 2016-01-13 Richard Biener <rguenther@suse.de>
33253 PR tree-optimization/69242
33254 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33255 assert with a check.
33257 2016-01-13 Richard Biener <rguenther@suse.de>
33259 PR tree-optimization/69186
33260 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33261 Properly guard vect_update_misalignment_for_peel call.
33263 2016-01-12 Jeff Law <law@redhat.com>
33265 PR tree-optimization/pr67755
33266 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33267 "need_profile_correction".
33268 (thread_block_1): Initialize new field to false by default. If we
33269 have multiple thread paths through a common joiner to different
33270 final targets, then set new field to true.
33271 (compute_path_counts): Only do count adjustment when it's really
33274 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33276 * doc/invoke.texi (Spec Files): Move section down in file, past
33277 all command-line option descriptions.
33279 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
33281 PR middle-end/54809
33282 * doc/gty.texi: Remove documentation of mark_hook.
33283 * gengtype.c (struct write_types_data): Remove code to support
33284 mark_hook attribute.
33285 (walk_type): Likewise.
33286 (write_func_for_structure): Likewise.
33288 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33290 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
33291 Directory Options, and -specs= to Overall Options.
33292 (Overall Options): Adjust similarly. Reorder to group related
33293 options together. Make -specs= cross-reference the spec file details.
33294 (Directory Options): Adjust similarly.
33296 2016-01-12 Jeff Law <law@redhat.com>
33298 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
33300 2016-01-12 Olivier Hainque <hainque@adacore.com>
33302 * gcc.c (spec_undefvar_allowed): New global.
33303 (process_command): Set to true when running for --version or --help,
33305 (getenv_spec_function): When the variable is not defined, use the
33306 variable name as the variable value if we're allowed not to issue
33309 2016-01-12 Bin Cheng <bin.cheng@arm.com>
33311 PR tree-optimization/68911
33312 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
33313 information computed for expression "init + nit * step".
33315 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33317 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
33318 about name of GCC executable. Remove deleted node from menu.
33319 (Directory Options) <-B>: Remove cross-reference to deleted node.
33320 (Target Options): Delete section.
33322 2016-01-12 Christian Bruel <christian.bruel@st.com>
33325 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
33326 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
33328 2016-01-12 Jakub Jelinek <jakub@redhat.com>
33331 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
33332 aligned_mem is properly set for AVX512-VL floating point masked
33336 * ifcvt.c (cond_exec_process_if_block): When removing the last
33337 insn from then_bb, remove also any possible barriers that follow it.
33339 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
33343 * config/i386/iamcu.h (SIZE_TYPE): New macro.
33344 (PTRDIFF_TYPE): Likewise.
33345 (WCHAR_TYPE): Likewise.
33346 (WCHAR_TYPE_SIZE): Likewise.
33347 (STDINT_LONG32): Likewise.
33349 2016-01-12 Richard Biener <rguenther@suse.de>
33351 PR tree-optimization/69053
33352 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
33353 convert initial value for cond reductions.
33355 2016-01-12 Richard Biener <rguenther@suse.de>
33357 PR tree-optimization/69007
33358 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
33359 widen_sum after dot_prod and sad.
33361 2016-01-12 Richard Biener <rguenther@suse.de>
33363 PR tree-optimization/69168
33364 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
33365 pattern stmt SLP type.
33366 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
33367 end up unused so cope with that case.
33369 2016-01-12 Richard Biener <rguenther@suse.de>
33371 PR tree-optimization/69157
33372 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
33373 stmts def type only during analyze phase.
33374 (vectorizable_call): Likewise.
33375 (vectorizable_simd_clone_call): Likewise.
33376 (vectorizable_conversion): Likewise.
33377 (vectorizable_assignment): Likewise.
33378 (vectorizable_shift): Likewise.
33379 (vectorizable_operation): Likewise.
33380 (vectorizable_store): Likewise.
33381 (vectorizable_load): Likewise.
33383 2016-01-12 Richard Biener <rguenther@suse.de>
33385 PR tree-optimization/69174
33386 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
33388 (vectorizable_load): Properly compute the number of loads needed
33389 for permuted strided SLP loads and do not spuriously assign
33390 to SLP_TREE_VEC_STMTS.
33392 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
33394 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
33395 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
33396 (MD_EXEC_PREFIX): Remove.
33397 (MD_STARTFILE_PREFIX) Removee.
33398 (FILE_NAME_ABSOLUTE_P): Remove.
33399 (CPP_SPEC): Do not read macros from sys/version.h.
33400 (LINK_COMMAND_SPEC): Remove.
33401 (LOCAL_INCLUDE_DIR): Remove.
33402 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
33403 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
33404 (POST_LINK_SPEC): Define to invoke stubify after linker
33405 (LIBSTDCXX): Remove define
33406 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
33407 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
33408 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
33409 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
33410 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
33411 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
33412 (i386_djgpp_asm_named_section): Add propotype of new procedure
33414 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
33415 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
33416 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
33417 in config/i386/djgpp.h).
33418 (STANDARD_STARTFILE_PREFIX_2): Define identical to
33419 STANDARD_STARTFILE_PREFIX_1.
33420 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
33421 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
33422 installation errors.
33423 (MAX_OFILE_ALIGNMENT): Define to 128.
33424 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
33426 * config/i386/djgpp.c: New file. Add implementation of
33427 i386_djgpp_asm_named_section.
33429 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
33431 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
33432 Add rule for building djgpp.o.
33434 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33436 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
33437 (rtx_is_swappable_p): Reductions are swappable.
33438 (insn_is_swappable_p): V2DF reductions are swappable.
33440 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
33442 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
33443 reloads for other unsupported memory operands.
33445 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
33446 Jim Wilson <jim.wilson@linaro.org>
33449 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
33450 copy_to_mode_reg instead of force_reg.
33452 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33455 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
33456 TARGET_80387 is true.
33458 2016-01-11 Jakub Jelinek <jakub@redhat.com>
33461 * lra-eliminations.c (move_plus_up): Only move plus up
33462 if subreg of the constant can be simplified into constant
33463 and use the simplified subreg of the constant instead of
33464 the original constant.
33466 * fold-const.c (fold_convertible_p): Don't return true
33467 for conversion of VECTOR_TYPE to same sized integral type.
33468 (fold_convert_loc): Fix up formatting. Fold conversion of
33469 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
33470 instead of NOP_EXPR.
33472 PR tree-optimization/69214
33473 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
33474 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
33477 PR tree-optimization/69207
33478 * tree-vect-slp.c (vect_get_constant_vectors): For
33479 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
33480 fold_convertible_p to vector_type's element type, and always
33481 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
33483 2016-01-11 Richard Biener <rguenther@suse.de>
33485 PR tree-optimization/69173
33486 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
33487 fixup the cycle if all stmts are in a pattern.
33489 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
33491 PR middle-end/68999
33492 * alias.c (base_alias_check): Move check for addresses with
33493 alignment ANDs before the call for compare_base_decls.
33494 (memrefs_conflict_p): Return -1 for different decls
33495 that went through alignment adjustments.
33497 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33499 PR rtl-optimization/68796
33500 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
33501 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
33502 and QImode comparisons against zero with CC_NZmode.
33503 * config/aarch64/iterators.md (short_mask): New mode_attr.
33505 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33507 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
33508 (<avx512>_store<mode>_mask): Likewise.
33510 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
33511 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33513 PR rtl-optimization/68841
33514 * ifcvt.c (struct noce_if_info): Add orig_x field.
33515 (bbs_ok_for_cmove_arith): Add to_rename parameter.
33516 Don't record conflicts on to_rename if it's present.
33517 Allow memory destinations in sets.
33518 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
33519 blocks, passing orig_x to the checks.
33520 (noce_process_if_block): Set if_info->orig_x appropriately.
33522 2016-01-11 Tom de Vries <tom@codesourcery.com>
33524 PR tree-optimization/69069
33525 * tree-parloops.c (create_parallel_loop): Add missing phi args.
33527 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
33529 PR rtl-optimization/68920
33530 * config/i386/i386.c (ix86_option_override_internal): Restrict number
33531 of conditional moves for RTL if-conversion to 1 for
33532 TARGET_ONE_IF_CONV_INSN.
33533 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
33534 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
33535 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
33536 parameter to restirct number of conditional moves for
33538 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
33539 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
33542 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
33545 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
33546 onepart vars. Fix typo in comment. Fix reversed condition in
33548 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
33551 * var-tracking.c (dump_onepart_variable_differences): New.
33552 (dataflow_set_different): If a detailed dump is requested,
33553 delay early returns and dump differences between onepart
33554 variables present before and after, and added variables.
33556 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
33559 * expr.c (expand_expr_real_1): For boolean vector constants
33560 with a scalar mode use const_scalar_mask_from_tree.
33561 (const_scalar_mask_from_tree): New.
33562 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
33563 assigned to a mask type to handle constants.
33565 2016-01-11 Martin Jambor <mjambor@suse.cz>
33568 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
33569 useless parameters if we cannot change function signature.
33571 2016-01-11 Martin Jambor <mjambor@suse.cz>
33574 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
33577 2016-01-11 Tom de Vries <tom@codesourcery.com>
33579 PR tree-optimization/69109
33580 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
33583 2016-01-11 Tom de Vries <tom@codesourcery.com>
33585 PR tree-optimization/69108
33586 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
33587 res is not used in a phi.
33589 2016-01-11 Yury Gribov <y.gribov@samsung.com>
33592 * common.opt (frandom-seed): Fix parameter name.
33593 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
33595 2016-01-11 Tom de Vries <tom@codesourcery.com>
33597 PR tree-optimization/69058
33598 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
33601 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
33603 * config/arc/arc.opt (mdiv-rem): Add period to the end.
33604 (mcode-density): Likewise.
33606 2016-01-10 Tom de Vries <tom@codesourcery.com>
33608 PR tree-optimization/69062
33609 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
33610 (parallelize_loops): Don't paralelize loop that has phi with address
33613 2016-01-10 Tom de Vries <tom@codesourcery.com>
33615 PR tree-optimization/69039
33616 * tree-parloops.c (try_create_reduction_list): Only allow single exit
33619 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
33621 PR middle-end/68743
33622 * match.pd: Require target has function_c99_misc before doing
33623 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
33625 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
33627 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
33629 * configure: Regenerate.
33631 2016-01-09 Jakub Jelinek <jakub@redhat.com>
33633 PR middle-end/50865
33634 PR tree-optimization/69097
33635 * fold-const.h (expr_not_equal_to): New prototype.
33636 * fold-const.c: Include stringpool.h and tree-ssanames.h.
33637 (expr_not_equal_to): New function.
33638 * match.pd (X % -Y is the same as X % Y): Don't optimize
33639 unless X is known not to be equal to minimum or Y is known
33640 not to be equal to -1.
33641 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
33642 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
33643 (simplify_stmt_using_ranges): Adjust caller.
33644 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
33645 substitute_and_fold.
33647 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
33649 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
33652 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33654 PR tree-optimization/69167
33655 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
33656 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
33658 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
33660 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33661 Richard Biener <rguenther@suse.de>
33663 PR tree-optimization/68707
33664 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
33665 instances that can be handled via vect_load_lanes.
33667 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
33669 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
33670 if we can't determine address equivalence.
33671 * alias.c (compare_base_decl): Update for changed return value of
33672 symtab_node::equal_address_to.
33674 2016-01-08 Jason Merrill <jason@redhat.com>
33678 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
33679 * expr.c (store_field): Not here.
33680 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
33681 call with TREE_ADDRESSABLE type.
33682 * tree-cfg.c (verify_gimple_call): Adjust.
33684 2016-01-08 Olivier Hainque <hainque@adacore.com>
33686 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
33689 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33691 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
33692 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
33693 (reduc_smin_v2sf): Rename to...
33694 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
33695 (reduc_splus_v2sf): Rename to...
33696 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
33698 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33700 PR tree-optimization/69162
33701 * gimplify.c (gimplify_va_arg_expr): Encode original type of
33702 valist argument in another argument.
33703 (gimplify_modify_expr): Adjust for the above change. Cleanup.
33704 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
33705 to determine the va_list type, build a MEM_REF instead of
33706 build_fold_indirect_ref.
33708 PR tree-optimization/69172
33709 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
33712 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
33714 PR tree-optimization/67781
33715 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
33716 and cmpnop in two steps: first the ones not accessed in original
33717 gimple expression in a endian independent way and then the ones not
33718 accessed in the final result in an endian-specific way.
33720 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33722 PR tree-optimization/69083
33723 * tree-vect-slp.c (vect_get_constant_vectors): For
33724 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
33725 element type. If op is fold_convertible_p to vector_type's element
33726 type, use NOP_EXPR instead of VCE.
33728 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
33730 PR rtl-optimization/67778
33731 PR rtl-optimization/68634
33732 PR rtl-optimization/68909
33733 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
33734 block from the stack until done with it. Remove a superfluous
33735 bitmap set. Remove a superfluous bitmap test.
33737 2016-01-07 Martin Sebor <msebor@redhat.com>
33740 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
33741 constraint on the type of arguments.
33743 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
33745 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
33746 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
33747 unaligned_access on the gcc_options set.
33748 * config/arm/arm.c (arm_option_override_internal): Use
33749 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
33751 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33754 * config/i386/i386.c (ix86_frame_pointer_required): Enable
33755 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
33757 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33760 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33763 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33764 depending on frame_pointer_needed before remaining integer and SSE
33765 registers are saved.
33767 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
33770 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
33772 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
33775 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
33776 Use the "xBm" constraint.
33777 (float<sseintvecmodelower><mode>2<mask_name><round_name):
33779 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
33780 (sse_cvtsi2ssq<round_name>): Likewise.
33781 (sse_cvtss2si<round_name>): Likewise.
33782 (sse_cvtss2siq<round_name>): Likewise.
33783 (sse2_cvtsi2sdq<round_name>): Likewise.
33784 (sse2_cvtsd2si<round_name>): Likewise.
33785 (sse2_cvtsd2siq<round_name>): Likewise.
33786 * config/i386/subst.md (round_nimm_scalar_predicate): New
33789 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
33791 PR middle-end/67639
33792 * varasm.c (make_decl_rtl): Mark invalid register vars as
33795 PR rtl-optimization/66206
33796 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
33797 All callers changed.
33799 2016-01-07 Jakub Jelinek <jakub@redhat.com>
33801 PR tree-optimization/69141
33802 * tree-ssa-pre.c: Include langhooks.h.
33803 (eliminate_dom_walker::before_dom_children): Use
33804 lang_hooks.decl_printable_name instead of
33805 cgraph_node::get ()->name ().
33807 PR middle-end/68960
33808 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
33809 it and DECL_ALIGN too.
33811 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
33813 * config/mips/mips-ftypes.def: Sort to lexicographical order.
33815 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33818 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33819 depending on frame_pointer_needed before remaining integer and SSE
33820 registers are saved.
33822 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33824 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
33825 mode iterator with VSX_M2.
33826 (*p9_vecstore_<mode>): Likewise.
33827 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
33828 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
33829 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
33830 (define_split for VSX_LE128 stores): Likewise.
33831 (define_peephole2 for TImode LE swaps): Likewise.
33832 (define_split for VSX_LE128 post-reload stores): Likewise.
33834 2016-01-06 Marek Polacek <polacek@redhat.com>
33837 * convert.c (convert_to_integer_1): Adjust call to
33838 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
33839 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
33840 EXPR instead of ARG.
33841 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
33843 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33846 * doc/extend.texi (RL78 Variable Attributes): New section.
33848 2016-01-05 Marek Polacek <polacek@redhat.com>
33851 * builtins.c (get_memmodel): Use expansion point location rather than
33852 the input location. Call warning_at rather than warning.
33853 (expand_builtin_atomic_compare_exchange): Likewise.
33854 (expand_builtin_atomic_load): Likewise.
33855 (expand_builtin_atomic_store): Likewise.
33856 (expand_builtin_atomic_clear): Likewise.
33858 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33861 * config/i386/i386.c (ix86_expand_vector_logical_operator):
33862 Replace nonimmediate_operand with vector_operand.
33863 * config/i386/predicates.md (vector_operand): New predicate.
33864 (general_vector_operand): Replace nonimmediate_operand with
33866 * config/i386/sse.md: Replace nonimmediate_operand with
33867 vector_operand and m constraint with Bm constraint on SSE
33868 patterns with 16-byte memory operand.
33869 * config/i386/subst.md (round_nimm_predicate): Replace
33870 nonimmediate_operand with vector_operand.
33871 (round_saeonly_nimm_predicate): Likewise.
33872 (round_saeonly_nimm_scalar_predicate): New.
33874 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33877 * config/i386/constraints.md (Bm): New constraint.
33878 * config/i386/predicates.md (vector_memory_operand): New
33880 * config/i386/sse.md: Replace xm with xBm in plusminus and
33881 any_logic patterns.
33883 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33886 * doc/extend.texi (V850 Function Attributes): New section.
33887 (V850 Variable Attributes): New section.
33889 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33892 * doc/extend.texi (MicroBlaze Function Attributes): Document
33893 interrupt_handler and fast_interrupt attributes.
33895 2016-01-05 Sergei Trofimovich <siarheit@google.com>
33898 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
33899 for local symbolic operands.
33900 * config/ia64/predicates.md (local_symbolic_operand64): New
33903 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33905 PR rtl-optimization/68651
33906 * combine.c (combine_simplify_rtx): Canonicalize x + x into
33909 2016-01-05 Nathan Sidwell <nathan@acm.org>
33911 * alias.c (compare_base_decls): Use symtab_node::get.
33913 2016-01-05 Nick Clifton <nickc@redhat.com>
33916 * ira-costs.c (copy_cost): Initialise the t_icode field of the
33917 secondary_reload_info structure.
33920 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
33921 decls if weak support is available.
33923 2016-01-04 Martin Sebor <msebor@redhat.com>
33925 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
33927 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
33929 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
33930 OPTION_MASK_P9_DFORM.
33932 * config/rs6000/constraints.md (wo constraint): New constraint for
33935 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
33937 (rs6000_init_hard_regno_mode_ok): Likewise.
33939 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
33942 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
33943 expanders not to have constraints. Add support for ISA 3.0 xxperm
33944 instruction. Add support for fusing xxlor with xxperm.
33945 (altivec_vperm_<mode>_internal): Likewise.
33946 (altivec_vperm_v8hiv16qi): Likewise.
33947 (altivec_vperm_<mode>v16q): Likewise.
33948 (altivec_vperm_<mode>_uns): Likewise.
33949 (vperm_v8hiv4si): Likewise.
33950 (vperm_v16qiv8hi): Likewise.
33952 * doc/md.texi (RS/6000 constraints): Document wo constraint.
33954 2016-01-04 Jakub Jelinek <jakub@redhat.com>
33956 Update copyright years.
33958 * gcc.c (process_command): Update copyright notice dates.
33959 * gcov-dump.c (print_version): Ditto.
33960 * gcov.c (print_version): Ditto.
33961 * gcov-tool.c (print_version): Ditto.
33962 * gengtype.c (create_file): Ditto.
33963 * doc/cpp.texi: Bump @copying's copyright year.
33964 * doc/cppinternals.texi: Ditto.
33965 * doc/gcc.texi: Ditto.
33966 * doc/gccint.texi: Ditto.
33967 * doc/gcov.texi: Ditto.
33968 * doc/install.texi: Ditto.
33969 * doc/invoke.texi: Ditto.
33971 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33973 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
33974 modes larger than TImode as TImode if NEON is not enabled.
33976 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33979 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
33980 mode for %f0-%f31 only if TARGET_FPU.
33982 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
33985 * config/sparc/sparc.c (scan_record_type): Take into account subfields
33986 to compute the PACKED_P predicate.
33987 (function_arg_record_value): Minor tweaks.
33989 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
33991 * doc/install.texi (--with-multilib-list): Describe the meaning of the
33992 option for arm*-*-* targets.
33994 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
33996 * doc/extend.texi (Common Function Attributes): Move docs for
33997 MSP430-specific attributes to....
33998 (MSP430 Function Attributes): ...here. Delete the redundant
33999 entries and copy-edit the remaining text.
34000 (MSP430 Variable Attributes): Use uniform format for index
34001 entries and add a cross-reference to the corresponding function
34004 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
34006 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
34008 (x86 Options): Likewise.
34010 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34014 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
34015 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
34016 to corresponding attribute.
34018 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34020 * doc/extend.texi (Common Function Attributes) <noplt>: Move
34021 to correct alphabetization of table. Copy-edit and correct
34023 <stack_protect>: Likewise.
34024 <target_clones>: Likewise.
34026 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
34027 Correct punctuation.
34028 (Code Gen Options) <-fno-plt>: Copy-edit.
34030 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
34033 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
34034 SI values. Explicitly convert SI to DI and vice-versa.
34036 2016-01-01 Jakub Jelinek <jakub@redhat.com>
34038 PR tree-optimization/69070
34039 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
34040 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
34043 * ubsan.c (ubsan_instrument_float_cast): Call
34044 initialize_sanitizer_builtins.
34047 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
34049 Copyright (C) 2016 Free Software Foundation, Inc.
34051 Copying and distribution of this file, with or without modification,
34052 are permitted in any medium without royalty provided the copyright
34053 notice and this notice are preserved.