1 2016-12-06 David Malcolm <dmalcolm@redhat.com>
3 * config/i386/i386.c: Include print-rtl.h.
4 (selftest::ix86_test_dumping_memory_blockage): New function.
5 (selftest::ix86_run_selftests): Call it.
6 * print-rtl-function.c (print_rtx_function): Create an
7 rtx_reuse_manager and use it.
8 * print-rtl.c: Include "rtl-iter.h".
9 (rtx_writer::rtx_writer): Add reuse_manager param.
10 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
11 (uses_rtx_reuse_p): New function.
12 (rtx_reuse_manager::preprocess): New function.
13 (rtx_reuse_manager::has_reuse_id): New function.
14 (rtx_reuse_manager::seen_def_p): New function.
15 (rtx_reuse_manager::set_seen_def): New function.
16 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
17 prefix the first time in_rtx is seen, and print reuse_rtx
19 (print_inline_rtx): Supply NULL for new reuse_manager param.
20 (debug_rtx): Likewise.
21 (print_rtl): Likewise.
22 (print_rtl_single): Likewise.
23 (rtx_writer::print_rtl_single_with_indent): Likewise.
24 * print-rtl.h: Include bitmap.h when building for host.
25 (rtx_writer::rtx_writer): Add reuse_manager param.
26 (rtx_writer::m_rtx_reuse_manager): New field.
27 (class rtx_reuse_manager): New class.
28 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
29 param and use it when constructing rtx_writer.
30 (selftest::test_dumping_rtx_reuse): New function.
31 (selftest::rtl_tests_c_tests): Call it.
32 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
33 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
34 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
35 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
37 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
40 * lra-lives.c (process_bb_lives): Update biggest mode for
41 implicitly used hard reg.
43 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
45 * config/i386/predicates.md (general_gr_operand): New predicate.
46 * config/i386/i386.md (TImode and DImode push_operand splitter):
47 Use general_gr_operand. Macroize using DWI mode macro.
48 (TImode and DImode nonimmediate_operand splitter): Use
49 nonimmediate_gr_operand and general_gr_operand. Macroize using
51 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
52 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
53 and general_gr_operand.
54 (XFmode nonimmediate_operand splitter): Ditto.
55 (DFmode nonimmediate_operand splitter): Ditto.
56 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
58 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
60 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
61 alphabetical order with respect to other ARMv8 processors.
62 * config/arm/arm-tables.opt: Regenerate.
63 * config/arm/arm-tune.md: Likewise.
65 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
67 * config/mips/mips.c (mips_expand_builtin_insn): Check input
68 ranges of literal integer arguments.
70 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
73 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
74 destroy_predicate_vecs.
75 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
77 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
80 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
81 argument type to a pred_chain.
82 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
84 (flatten_out_predicate_chains): Remove.
85 (uninit_uses_cannot_happen): Rename from
86 uninit_ops_invalidate_phi_use.
87 Change logic so that we are checking that the PHI use will
88 invalidate _ALL_ possibly uninitialized operands.
89 (is_use_properly_guarded): Rename call to
90 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
92 2016-12-06 Tamar Christina <tamar.christina@arm.com>
94 * gcc/config/aarch64/arm_neon.h
95 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
96 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
97 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
98 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
99 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
100 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
101 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
102 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
103 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
104 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
105 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
106 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
107 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
108 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
110 2016-12-06 Jakub Jelinek <jakub@redhat.com>
113 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
114 plus offset is non-zero. For maybe_nonzero_address decl base0,
115 require indirect_base0.
118 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
119 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
120 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
121 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
122 and arguments have no side-effects, return 0.
123 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
126 * fold-const-call.c (fold_const_call): Handle
127 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
129 PR tree-optimization/78675
130 * tree-vect-loop.c (vectorizable_live_operation): For
131 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
132 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
134 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
137 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
138 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
139 (copy_insn_1) <CLOBBER>: Likewise.
141 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
144 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
145 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
146 comparing signed to unsigned values.
147 (FUNCTION_ARG_REGNO_P): Likewise.
149 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
150 Stefan Freudenberger <stefan@reservoir.com>
152 PR tree-optimization/78646
153 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
154 addition used for the memory base expression should have the type
157 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
160 * config.gcc (*-*-uclinux*): Enable posix threads.
162 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
164 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
165 * config/i386/avx512dqintrin.h: Ditto.
166 * config/i386/avx512fintrin.h: Ditto.
167 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
168 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
169 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
170 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
171 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
172 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
174 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
175 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
176 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
177 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
178 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
179 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
180 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
181 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
182 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
184 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
186 * combine.c: Revert r243162.
188 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
190 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
191 X tests a single bit.
193 2016-12-05 Nathan Sidwell <nathan@acm.org>
195 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
196 (diagnostic_action_after_output): ... here.
197 (diagnostic_report_diagnostic): Call it for non-notes.
198 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
199 (diagnostic_check_max_errors): Declare.
201 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
203 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
204 (ENDFILE_SPEC): Likewise.
206 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
208 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
209 * config/arc/arc.c (arc_unspec_offset): New function.
210 (arc_finalize_pic): Change.
211 (arc_emit_call_tls_get_addr): Likewise.
212 (arc_legitimize_tls_address): Likewise.
213 (arc_legitimize_pic_address): Likewise.
214 (insn_is_tls_gd_dispatch): Remove.
215 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
216 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
217 (tls_gd_dispatch): Likewise.
219 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
221 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
224 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
226 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
227 (sparc_split_reg_mem_legitimate): ...this.
228 (sparc_split_reg_mem): Declare.
229 (sparc_split_mem_reg): Likewise.
230 (sparc_split_regreg_legitimate): Rename to...
231 (sparc_split_reg_reg_legitimate): ...this.
232 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
233 (sparc_split_reg_mem_legitimate): ...this.
234 (sparc_split_reg_mem): New function.
235 (sparc_split_mem_reg): Likewise.
236 (sparc_split_regreg_legitimate): Rename to...
237 (sparc_split_reg_reg_legitimate): ...this.
238 (sparc_split_reg_reg): New function.
239 * config/sparc/sparc.md (lra): Remove "none" value.
240 (enabled): Adjust to above change.
241 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
242 (DImode splitters): Adjust to above renamings and use new functions.
243 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
244 (DFmode splitters): Adjust to above renamings and use new functions.
245 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
246 constraint in conjunction with e.
247 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
248 alternative and reorder others.
249 (VM64:mode splitters): Adjust to above renamings and use new functions.
251 2016-12-04 Martin Sebor <msebor@redhat.com>
254 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
255 identifier tree nodes.
256 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
257 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
258 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
259 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
260 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
261 * builtins.def (aligned_alloc, calloc, malloc, realloc):
262 Add attribute alloc_size.
263 (alloca): Add attribute alloc_size and returns_nonnull.
265 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
268 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
269 (dimode_scalar_chain::compute_convert_gain): Ditto.
270 (dimode_scalar_chain::convert_insn): Ditto.
272 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
274 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
275 cases to build a lowpart SUBREG.
277 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
278 David S. Miller <davem@davemloft.net>
280 * config/sparc/constraints.md (U): Adjust comment.
281 * config/sparc/sparc.md (lra): New attribute.
282 (enabled): For base instructions, if the lra attribute is set,
283 return 1 if it is in keeping with TARGET_LRA.
284 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
285 constraint and duplicate them with U replaced by r.
286 (*movdf_insn_sp32): Likewise.
287 (*mov<VM64:mode>_insn_sp32): Likewise.
288 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
290 2016-12-02 Jeff Law <law@redhat.com>
292 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
293 variable main_variant.
295 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
297 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
298 default on PowerPC linux systems.
300 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
302 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
303 GET_MODE (op). Fix this.
305 2016-12-02 David Malcolm <dmalcolm@redhat.com>
308 * selftest.c (selftest::assert_strndup_eq): Rename to...
309 (selftest::assert_xstrndup_eq): ...this, and remove call to
311 (selftest::test_strndup): Rename to...
312 (selftest::test_xstrndup): ...this, updating for above renaming.
313 (selftest::test_libiberty): Update for renaming.
315 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
318 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
319 subversion id 242679 that causes the wrong store instruction to be
320 generated if a DImode is in an Altivec register using REG+REG
323 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
326 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
327 and corresponding post-reload splitter.
329 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
331 * config/aarch64/aarch64.h (machine_function): Add
332 reg_is_wrapped_separately field.
333 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
334 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
336 (aarch64_save_callee_saves): Don't save registers that are wrapped
338 (aarch64_restore_callee_saves): Don't restore registers that are
340 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
341 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
342 (aarch64_get_separate_components): New function.
343 (aarch64_get_next_set_bit): Likewise.
344 (aarch64_components_for_bb): Likewise.
345 (aarch64_disqualify_components): Likewise.
346 (aarch64_emit_prologue_components): Likewise.
347 (aarch64_emit_epilogue_components): Likewise.
348 (aarch64_set_handled_components): Likewise.
349 (aarch64_process_components): Likewise.
350 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
351 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
352 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
353 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
354 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
355 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
357 2016-12-02 Martin Jambor <mjambor@suse.cz>
359 * passes.def: Move pass_rebuild_cgraph_edges to the end of
360 pass_build_ssa_passes.
362 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
364 * config/alpha/alpha.md (exception_receiver): Copy
365 alpha_gp_ave_rtx return value.
367 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
369 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
370 for several include directories that may be relative to sysroot.
371 * config/i386/x-mingw32 (gplus_includedir): Define.
372 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
373 (native_system_includedir): Likewise.
374 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
375 override if TARGET_SYSTEM_ROOT is defined.
376 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
378 2016-12-02 Jakub Jelinek <jakub@redhat.com>
381 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
382 (dimode_scalar_chain::compute_convert_gain): Likewise.
383 (dimode_scalar_chain::convert_insn): Likewise.
384 * config/i386/i386.md (*one_cmpldi2_doubleword): New
385 define_insn_and_split.
386 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
389 * rtl.c (copy_rtx): Don't clear used flag here.
390 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
392 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
393 'E' in format, copy all vectors.
394 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
395 * valtrack.c (cleanup_auto_inc_dec): Likewise.
396 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
398 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
399 Thomas Preud'homme <thomas.preudhomme@arm.com>
401 * config/arm/arm-builtins.c (arm_builtins): Define
402 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
403 (bdesc_2arg): Add line for cmse_nonsecure_caller.
404 (arm_init_builtins): Handle cmse_nonsecure_caller.
405 (arm_expand_builtin): Likewise.
406 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
408 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
409 Thomas Preud'homme <thomas.preudhomme@arm.com>
411 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
412 (cmse_nonsecure_call_clear_caller_saved): New.
413 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
414 (arm_function_ok_for_sibcall): Disable sibcalls for
416 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
417 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
418 (call_value): Likewise.
419 (nonsecure_call_internal): New.
420 (nonsecure_call_value_internal): New.
421 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
422 (*nonsecure_call_value_reg_thumb1_v5): New.
423 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
424 (*nonsecure_call_value_reg_thumb2): New.
425 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
427 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
428 Thomas Preud'homme <thomas.preudhomme@arm.com>
430 * config/arm/arm.c (gimplify.h): New include.
431 (arm_handle_cmse_nonsecure_call): New.
432 (arm_attribute_table): Added cmse_nonsecure_call.
433 (arm_comp_type_attributes): Deny compatibility of function types
434 with without the cmse_nonsecure_call attribute.
435 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
437 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
438 Thomas Preud'homme <thomas.preudhomme@arm.com>
440 * config/arm/arm.c (output_return_instruction): Clear
442 (thumb2_expand_return): Likewise.
443 (thumb1_expand_epilogue): Likewise.
444 (thumb_exit): Likewise.
445 (arm_expand_epilogue): Likewise.
446 (cmse_nonsecure_entry_clear_before_return): New.
447 (comp_not_to_clear_mask_str_un): New.
448 (compute_not_to_clear_mask): New.
449 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
450 * config/arm/thumb2.md (*thumb2_return): Disable for
451 cmse_nonsecure_entry functions.
452 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
453 cmse_nonsecure_entry functions.
455 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
456 Thomas Preud'homme <thomas.preudhomme@arm.com>
458 * config/arm/arm.c (use_return_insn): Change to return with bxns
459 when cmse_nonsecure_entry.
460 (output_return_instruction): Likewise.
461 (arm_output_function_prologue): Likewise.
462 (thumb_pop): Likewise.
463 (thumb_exit): Likewise.
464 (thumb2_expand_return): Assert that entry functions always have simple
466 (arm_expand_epilogue): Handle entry functions.
467 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
468 (arm_asm_declare_function_name): New.
469 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
470 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
471 use arm_asm_declare_function_name.
473 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
474 Thomas Preud'homme <thomas.preudhomme@arm.com>
476 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
477 (arm_attribute_table): Added cmse_nonsecure_entry
478 (arm_compute_func_type): Handle cmse_nonsecure_entry.
479 (cmse_func_args_or_return_in_stack): New.
480 (arm_handle_cmse_nonsecure_entry): New.
481 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
482 (IS_CMSE_ENTRY): Likewise.
483 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
485 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
486 Thomas Preud'homme <thomas.preudhomme@arm.com>
488 * config.gcc (extra_headers): Added arm_cmse.h.
489 * config/arm/arm-arches.def (ARM_ARCH):
490 (armv8-m): Add FL2_CMSE.
491 (armv8-m.main): Likewise.
492 (armv8-m.main+dsp): Likewise.
494 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
495 * config/arm/arm-flags.h: Define FL2_CMSE.
496 * config/arm.c (arm_arch_cmse): New.
497 (arm_option_override): New error for unsupported cmse target.
498 * config/arm/arm.h (arm_arch_cmse): New.
499 * config/arm/arm.opt (mcmse): New.
500 * config/arm/arm_cmse.h: New file.
501 * doc/invoke.texi (ARM Options): Add -mcmse.
502 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
503 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
505 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
507 * config/avr/avr.c: Fix coding rule glitches.
509 2016-12-02 Martin Jambor <mjambor@suse.cz>
511 * hsa.c (hsa_callable_function_p): Return false for artificial
514 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
516 PR rtl-optimization/78561
517 * varasm.c (recompute_pool_offsets): New.
518 (output_constant_pool): Call it.
520 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
522 PR rtl-optimization/78561
523 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
524 get_pool_size to get_pool_size_upper_bound.
525 (rs6000_stack_info): Likewise.
526 (rs6000_emit_prologue): Likewise.
527 (rs6000_elf_declare_function_name): Likewise.
528 (rs6000_set_up_by_prologue): Likewise.
529 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
530 * output.h (get_pool_size): Rename to...
531 (get_pool_size_upper_bound): ...This.
532 * varasm.c (get_pool_size): Rename to...
533 (get_pool_size_upper_bound): ...This.
535 2016-12-02 Bin Cheng <bin.cheng@arm.com>
537 * match.pd: Add new pattern:
538 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
540 2016-12-02 Nathan Sidwell <nathan@acm.org>
542 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
545 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
548 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
551 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
553 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
556 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
558 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
559 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
560 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
561 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
562 avr_mcu_types.flash_size to compute default value.
563 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
564 mcu->flash_size to compute value for spec.
566 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
568 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
569 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
570 about linker description to avoid progmem altogether.
571 [absdata]: Point to -mabsdata option.
573 2016-12-02 Jakub Jelinek <jakub@redhat.com>
575 PR rtl-optimization/78547
576 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
577 DECL_INCOMING_RTL is not shared.
578 * config/i386/i386.c (convert_scalars_to_vectors): If any
579 insns have been converted, adjust all parameter's DEC_RTL and
580 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
583 PR rtl-optimization/78575
584 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
585 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
586 if not already wrapped in a subreg. Make sure df_insn_rescan does not
587 affect further iterations.
589 2016-12-02 Martin Liska <mliska@suse.cz>
592 * sreal.c (sreal::to_int): Make absolute value before shifting.
593 (sreal::operator/): Likewise.
594 (sreal_verify_negative_division): New test.
595 (void sreal_c_tests): Call the new test.
596 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
598 (sreal::normalize_down): Likewise.
600 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
602 * combine.c (combine_simplify_rtx): Suppress replacement of
603 "(and (reg) (const_int bit))" with "if_then_else".
605 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
608 * config/s390/s390.md ("extzv")
609 ("*extzv<mode><clobbercc_or_nocc>")
610 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
611 ("*<risbg_n>_ior_and_sr_ze")
612 ("*extract1bitdi<clobbercc_or_nocc>")
613 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
614 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
615 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
616 to validate the arguments of zero_extract and sign_extract.
618 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
621 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
623 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
625 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
627 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
630 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
632 * config/s390/vector.md (vec_halfhalf): New mode iterator.
633 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
634 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
635 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
636 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
637 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
638 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
639 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
640 ("vec_unpacku_lo_v4si"): New pattern definitions.
641 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
644 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
646 * config/s390/s390-protos.h (s390_reverse_condition): New
648 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
650 (s390_reverse_condition): New function.
651 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
654 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
656 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
657 (CCVHUANY): Remove modes.
658 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
660 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
661 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
663 (s390_branch_condition_mask): Adjust to use the new cc consumer
664 modes. The new modes allow for proper reversal in the middle-end.
665 (s390_expand_vec_compare_cc): Determine the proper cc producer and
666 consumer modes for a comparison.
667 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
669 * config/s390/vx-builtins.md: Likewise.
671 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
673 * asan.c (asan_global_struct): Refactor.
674 (create_odr_indicator): New function.
675 (asan_needs_odr_indicator_p): Likewise.
676 (is_odr_indicator): Likewise.
677 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
679 (asan_protect_global): Do not protect odr indicators.
681 2016-12-01 Jeff Law <law@redhat.com>
683 * tree-ssa-threadedge.c
684 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
685 propagation of operands if there are no operands.
687 2016-12-02 Jakub Jelinek <jakub@redhat.com>
689 PR tree-optimization/78586
690 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
691 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
692 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
693 type is INTEGER_TYPE or POINTER_TYPE.
695 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
698 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
699 (vextuhrx): Likewise.
700 (vextuwlx): Likewise.
701 (vextuwrx): Likewise.
703 2016-12-01 David Malcolm <dmalcolm@redhat.com>
705 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
706 early_dwarf_finished.
708 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
709 David S. Miller <davem@davemloft.net>
711 * config/sparc/sparc.opt (mlra): New target option.
712 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
713 (sparc_lra_p): ...this. New function.
714 (D_MODES, DF_MODES): Add missing cast.
715 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
716 provide these insns when flag_pic.
717 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
718 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
719 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
720 embmedany_textulo, embmedany_textlo): Likewise.
721 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
723 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
727 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
729 2016-12-01 Richard Biener <rguenther@suse.de>
730 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
732 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
733 memset if len-oldlen != 0.
734 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
736 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
738 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
740 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
742 * config/avr/avr.c: Fix coding rule glitches.
744 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
746 PR tree-optimization/78598
747 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
750 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
752 PR rtl-optimization/78596
753 * combine.c (simplify_comparison): Cast to unsigned to avoid
754 left shifting of negative value.
756 2016-12-01 Matthias Klose <doko@ubuntu.com>
758 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
760 2016-12-01 Richard Biener <rguenther@suse.de>
762 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
763 treat arrays with same type as objects that cannot overlap.
765 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
767 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
768 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
769 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
771 2016-12-01 Jakub Jelinek <jakub@redhat.com>
774 * dwarf2out.c (loc_descr_plus_const): For negative offset use
775 uint_loc_descriptor instead of int_loc_descriptor and perform negation
776 in unsigned HOST_WIDE_INT type.
777 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
780 * config/rs6000/rs6000.c (rs6000_frame_related): Call
781 set_used_flags (pat) before any simplifications. Clear used flag on
782 PARALLEL copy. Don't guard add_reg_note call. Call
783 copy_rtx_if_shared on pat before storing it into
784 REG_FRAME_RELATED_EXPR.
786 2016-12-01 Alan Modra <amodra@gmail.com>
788 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
789 look inside UNSPEC_VSX_XXSPLTW vec.
791 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
793 PR rtl-optimization/78607
794 * combine.c (try_combine): Emit a barrier after a unconditional trap.
796 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
799 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
800 element is not a constant or in a register, force it to a
804 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
805 that will be set to a vector element to be in a register.
806 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
807 the wrong multiplier to convert the element number to a byte
810 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
812 PR tree-optimization/77856
813 * lra-constraints.c (inherit_in_ebb): Check original regno for
814 invalid invariant regs too. Set only clobbered hard regs for the
815 invalid invariant regs.
817 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
819 Commit files forgotten in r242966.
821 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
822 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
823 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
824 prefix check to find wrap-around value, instead use MCU flash size.
825 For 8k flash devices, update link_pmem_wrap spec string to
826 add --pmem-wrap-around=8k.
827 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
829 (LINK_SPEC): ...to here.
831 2016-11-30 David Malcolm <dmalcolm@redhat.com>
834 * selftest.c (selftest::assert_strndup_eq): New function.
835 (selftest::test_strndup): New function.
836 (selftest::test_libiberty): New function.
837 (selftest::selftest_c_tests): Call test_libiberty.
839 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
841 PR rtl-optimization/78610
842 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
845 2016-11-30 Bin Cheng <bin.cheng@arm.com>
847 PR tree-optimization/78574
848 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
849 header PHI that doesn't define biv.
851 2016-11-30 Jakub Jelinek <jakub@redhat.com>
853 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
856 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
857 sharing the SUBREG rtx between move and following insn.
859 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
860 for REG_EQUIV argument.
862 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
864 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
866 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
869 * real.c (real_hash): Add cast to avoid left
870 shifting of negative values.
872 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
875 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
876 from a subreg in operands[1] and don't call REGNO on a non-reg
877 expression when deciding to force operands[2] into a reg.
879 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
880 Andrew Burgess <andrew.burgess@embecosm.com>
882 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
883 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
884 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
885 * config/arc/arc700.md: Add define_bypass for store/load.
887 2016-11-30 Martin Liska <mliska@suse.cz>
889 * cgraph.c (symbol_table::initialize): Initialize
890 ipa_clones_dump_file.
891 (cgraph_node::remove): Report to ipa_clones_dump_file.
892 * cgraph.h: Add new argument (suffix) to cloning methods.
893 * cgraphclones.c (dump_callgraph_transformation): New function.
894 (cgraph_node::create_clone): New argument.
895 (cgraph_node::create_virtual_clone): Likewise.
896 (cgraph_node::create_version_clone): Likewise.
897 * dumpfile.c: Add .ipa-clones dump file.
898 * dumpfile.h (enum tree_dump_index): Add TDI_clones
899 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
900 to dump_callgraph_transformation.
902 2016-11-30 Martin Liska <mliska@suse.cz>
905 * asan.c (asan_expand_mark_ifn): Properly
906 select a VAR_DECL from FRAME.* component reference.
908 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
910 PR rtl-optimization/78583
911 * simplify-rtx.c (simplify_truncation): Add check missing from the
914 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
916 PR rtl-optimization/78590
917 * combine.c (change_zero_ext): Transform zero_extend of subregs only
918 if the subreg_reg is a scalar integer mode.
920 2016-11-30 Jakub Jelinek <jakub@redhat.com>
922 PR tree-optimization/78586
923 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
924 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
925 Don't build_int_cst min/max twice. Formatting fix.
927 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
929 PR rtl-optimization/78588
930 * combine.c (if_then_else_cond): Also guard against BLKmode.
931 * rtlanal.c (num_sign_bit_copies1): Add assert.
933 2016-11-29 Jeff Law <law@redhat.com>
935 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
938 * lra-constraints.c (check_and_process_move): Constrain the
939 range of DCLASS and SCLASS to avoid false positive out of bounds
942 2016-11-29 David Malcolm <dmalcolm@redhat.com>
944 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
946 2016-11-29 David Malcolm <dmalcolm@redhat.com>
948 PR preprocessor/78569
949 * input.c (get_substring_ranges_for_loc): Fail gracefully if
950 line directives were present.
952 2016-11-30 Matthias Klose <doko@ubuntu.com>
954 * doc/install.texi: Document configure options --enable-objc-gc
955 and --with-target-bdw-gc.
957 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
960 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
961 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
962 residing in traditional altivec registers can be stored
965 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
968 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
969 overhead loop start between a call and its CALL_ARG_LOCATION
972 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
974 * config/bfin/linux.h (CPP_SPEC): Define.
976 2016-11-29 Martin Sebor <msebor@redhat.com>
978 PR tree-optimization/78512
979 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
980 * config/rs6000/linux.h: Same.
981 * config/rs6000/linux64.h: Same.
982 * config/sol2.h: Same.
983 * config/sol2.c (solaris_printf_pointer_format): Remove.
984 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
985 * doc/tm.texi: Regenerate.
986 * gimple-ssa-sprintf.c (format_pointer): Rempove.
987 (pass_sprintf_length::compute_format_length): Return bool.
988 (pass_sprintf_length::handle_gimple_call): Adjust.
989 * target.def (printf_pointer_format): Remove.
990 * targhooks.c (default_printf_pointer_format): Remove.
991 (linux_printf_pointer_format): Same.
992 * targhooks.h (default_printf_pointer_format): Remove.
993 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
995 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
997 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
999 (SWI1248_AVX512BWDQ): Ditto.
1000 (SWI1248_AVX512BW): Ditto.
1001 (k<any_logic:code><mode>): Ditto.
1002 (kandn<mode>): Ditto.
1003 (kxnor<mode>): Ditto.
1004 (knot<mode>): Ditto.
1005 (*k<any_lshift:code><mode>): Ditto.
1006 (kortestzhi, kortestchi): Ditto.
1007 (kunpckhi, kunpcksi, kunpckdi): Ditto.
1009 2016-11-29 Andrew Pinski <apinski@cavium.com>
1011 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
1014 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
1017 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
1018 to stack before call mcount.
1019 (tilegx_can_use_return_insn_p): Clean up code.
1021 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1023 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
1025 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1031 * spellcheck.c (selftest::test_find_closest_string): Verify that
1032 we don't offer the goal string as a suggestion.
1033 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
1034 offer the goal string as a suggestion.
1037 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1039 * config/arc/arc.c (arc_override_options): Avoid selection of
1040 compact casesi for ARCv2.
1042 2016-11-29 Richard Biener <rguenther@suse.de>
1044 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
1045 PHIs after a regular stmt.
1046 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
1049 2016-11-29 Martin Liska <mliska@suse.cz>
1051 PR gcov-profile/78582
1052 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
1053 to prevent PHI argument clash.
1055 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1057 * config/arc/arc.opt (marclinux): Fix typo.
1058 (marclinux_prof): Likewise.
1060 2016-11-29 Jiong Wang <jiong.wang@arm.com>
1062 * target.def (stack_protect_runtime_enabled_p): New.
1063 * function.c (expand_function_end): Guard stack_protect_epilogue with
1064 targetm.stack_protect_runtime_enabled_p.
1065 * cfgexpand.c (pass_expand::execute): Likewise.
1066 * calls.c (expand_call): Likewise.
1067 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
1068 * doc/tm.texi: Regenerate.
1070 2016-11-29 Richard Biener <rguenther@suse.de>
1073 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
1075 2016-11-29 Janus Weil <janus@gcc.gnu.org>
1077 * doc/contrib.texi: Add a few missing gfortran contributors.
1079 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1081 * combine.c (change_zero_ext): Also handle extends from a subreg
1082 to a mode bigger than that of the operand of the subreg.
1084 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1087 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
1088 stack_restore_tie insn instead of stack_tie, for the SVR4 and
1090 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
1092 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1094 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
1095 head_components and tail_components.
1096 (spread_components): New algorithm.
1097 (emit_common_tails_for_components): Clear head_components and
1099 (insert_prologue_epilogue_for_components): Write extra output to the
1100 dump file for sibcalls and abnormal exits.
1102 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1104 PR rtl-optimization/78342
1105 * combine.c: Include "cfghooks.h".
1106 (try_combine): If we create an unconditional trap, break the basic
1107 block in two just after it, and remove the edge between; also, set
1108 the *new_direct_jump_p flag so that cleanup_cfg is run.
1110 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1112 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
1115 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1117 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
1118 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
1119 output template string.
1120 (*anddi_1): Use multi-line output template string.
1123 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1126 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
1127 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
1128 note has been removed.
1129 * postreload.c (reload_combine_recognize_pattern): If
1130 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
1132 2016-11-28 Martin Sebor <msebor@redhat.com>
1135 * gimple-ssa-sprintf.c (target_max_value): Remove.
1136 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
1137 (get_width_and_precision): New function.
1138 (format_integer, format_floating, get_string_length, format_string):
1139 Correct handling of width and precision with unknown value.
1140 (format_directive): Add warning.
1141 (pass_sprintf_length::compute_format_length): Allow for precision
1142 to consist of a sole period with no asterisk or digits after it.
1144 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1146 PR rtl-optimization/78546
1147 * simplify-rtx.c (neg_const_int): When negating most negative
1148 number in mode wider than HOST_BITS_PER_WIDE_INT, use
1149 simplify_const_unary_operation to produce CONST_DOUBLE or
1151 (simplify_plus_minus): Handle the case where neg_const_int
1152 doesn't return a CONST_INT.
1154 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1157 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
1158 left shifting of negative values.
1160 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1163 * tree-nested.c (convert_local_reference_stmt): After adding
1164 shared (FRAME.NN) clause to omp parallel, task or target,
1165 add it also to all outer omp parallel, task or target constructs.
1167 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/i386.md (UNSPEC_KMASKOP): New.
1170 (UNSPEC_KMOV): Remove.
1171 (kmovw): Expand to plain HImode move.
1172 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
1173 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
1174 Remove corresponding clobber-removing splitter.
1175 (*anddi_1): Remove mask register alternatives.
1179 (*<any_or:code><mode>_1): Ditto.
1180 (*<any_or:code>qi_1): Ditto.
1181 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
1182 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
1183 Remove corresponding splitter to operation with general registers.
1184 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
1185 (*andn<SWI12:mode>): New pattern.
1186 (*kxnor<mode>): Remove general register alternatives. Tag pattern
1187 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
1188 with general registers.
1189 (knot<mode>): New insn pattern.
1190 (*one_cmpl<mode>2_1): Remove mask register alternatives.
1191 (one_cmplqi2_1): Ditto.
1192 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
1193 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
1194 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
1195 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
1196 to generate kmaskop shift.
1197 (vec_unpacks_hi_<mode>): Ditto.
1198 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
1199 Use CODE_FOR_kandhi.
1200 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
1201 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
1202 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
1204 2016-11-28 Richard Biener <rguenther@suse.de>
1206 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
1207 to SSA names via extract_range_from_ssa_name if allowed.
1209 2016-11-28 Richard Biener <rguenther@suse.de>
1211 PR tree-optimization/78542
1212 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
1215 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
1217 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
1218 isolates a single bit, even if the condition involves subregs.
1220 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1222 * config/aarch64/aarch64-simd-builtins.def
1223 (BSL_P): Added di and v2di mode.
1224 * config/aarch64/arm_neon.h
1225 (vsriq_n_p64, vsri_n_p64): Added poly type.
1226 (vextq_p64, vext_p64): Likewise.
1227 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
1229 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1231 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
1232 (TYPES_GETREGP): Likewise.
1233 (TYPES_SHIFTINSERTP): Likewise.
1234 (TYPES_COMBINEP): Likewise.
1235 (TYPES_STORE1P): Likewise.
1236 * config/aarch64/aarch64-simd-builtins.def
1237 (combine): Added poly generator.
1238 (get_dregoi): Likewise.
1239 (get_dregci): Likewise.
1240 (get_dregxi): Likewise.
1244 * config/aarch64/arm_neon.h
1245 (poly64x1x2_t, poly64x1x3_t): New.
1246 (poly64x1x4_t, poly64x2x2_t): Likewise.
1247 (poly64x2x3_t, poly64x2x4_t): Likewise.
1248 (poly64x1_t): Likewise.
1249 (vcreate_p64, vcombine_p64): Likewise.
1250 (vdup_n_p64, vdupq_n_p64): Likewise.
1251 (vld2_p64, vld2q_p64): Likewise.
1252 (vld3_p64, vld3q_p64): Likewise.
1253 (vld4_p64, vld4q_p64): Likewise.
1254 (vld2_dup_p64, vld3_dup_p64): Likewise.
1255 (vld4_dup_p64, vsli_n_p64): Likewise.
1256 (vsliq_n_p64, vst1_p64): Likewise.
1257 (vst1q_p64, vst2_p64): Likewise.
1258 (vst3_p64, vst4_p64): Likewise.
1259 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
1260 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
1261 (vget_lane_p64, vgetq_lane_p64): Likewise.
1262 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
1263 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
1264 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
1265 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
1266 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
1267 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
1268 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
1269 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
1270 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1271 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1272 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1273 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1274 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1275 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1276 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1277 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1278 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1279 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1280 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1281 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1282 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1283 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1284 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1285 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1286 (vset_lane_p64, vsetq_lane_p64): Likewise.
1287 (vget_low_p64, vget_high_p64): Likewise.
1288 (vcombine_p64, vst2_lane_p64): Likewise.
1289 (vst3_lane_p64, vst4_lane_p64): Likewise.
1290 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1291 (vst4q_lane_p64, vget_lane_p64): Likewise.
1292 (vget_laneq_p64, vset_lane_p64): Likewise.
1293 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1294 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1295 (vdupq_n_p64, vdup_lane_p64): Likewise.
1296 (vdup_laneq_p64, vld1_p64): Likewise.
1297 (vld1q_p64, vld1_dup_p64): Likewise.
1298 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1299 (vmov_n_p64, vmovq_n_p64): Likewise.
1300 (vst3q_p64, vst4q_p64): Likewise.
1301 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1302 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1303 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1304 (vdupq_laneq_p64): Likewise.
1306 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1308 * config/arm/arm_neon.h (vget_lane_p64): New.
1310 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1313 * configure.ac (with_ld64): Use portable method to extract the
1314 major part of the version number.
1315 * configure: Regenerated.
1317 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1319 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1320 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1321 intmax_t couldn't be determined.
1322 (format_integer): Make {,u}intmax_type_node no longer static,
1323 initialize them only when needed. For z and t use
1324 signed_or_unsigned_type_for instead of assuming size_t and
1325 ptrdiff_t have the same precision.
1328 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1329 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1330 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1331 vector instead of traversing m_classes hash table. Release
1333 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1335 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1336 add it also to m_classes_vec vector.
1337 (sem_item_optimizer::remove_symtab_node,
1338 sem_item_optimizer::build_hash_based_classes,
1339 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1340 (sem_item_optimizer::subdivide_classes_by_equality,
1341 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1342 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1343 instead of traversing m_classes hash table. Formatting fixes.
1344 (sem_item_optimizer::traverse_congruence_split,
1345 sem_item_optimizer::do_congruence_step_for_index,
1346 sem_item_optimizer::do_congruence_step): Formatting fixes.
1347 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1348 vector instead of traversing m_classes hash table.
1349 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1350 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1351 instead of traversing m_classes hash table.
1353 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1355 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1356 X is not unused after.
1358 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1360 PR rtl-optimization/78120
1361 * rtlanal.c (insn_rtx_cost): Revert previous change.
1363 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1366 * config/avr/avr.md (SPLIT34): New mode iterator.
1367 (bitop): New code iterator.
1368 (*iorhi3.ashift8-*). New insn-and-split patterns.
1369 (*movhi): Post-reload split reg = 0.
1370 [!MOVW]: Post-reload split reg = reg.
1371 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
1372 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
1373 (iorhi3, iorpsi3, iorsi3): Same.
1374 (xorhi3, xorpsi3, xorsi3): Same.
1375 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
1376 costs to *iorhi3.ashift8-* patterns.
1378 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1379 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1382 * config.in: Regenerate
1383 * config/darwin-driver.c (darwin_driver_init): Emit a version string
1385 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
1386 * config/darwin.opt(asm_macosx_version_min): New.
1387 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
1388 * configure: Regenerate
1389 * configure.ac: Check for mmacosx-version-min handling.
1391 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1394 * config/i386/i386.c (ix86_code_end): Note that we emitted code
1395 where the function might otherwise appear empty for picbase thunks.
1396 (ix86_output_function_epilogue): If we find a zero-sized function
1397 assume that reaching it is UB and trap. If we find a trailing label
1399 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
1400 find a zero-sized function assume that reaching it is UB and trap.
1401 If we find a trailing label, append a nop.
1403 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1406 * config/darwin-sections.def (picbase_thunk_section): New.
1407 * config/darwin.c (darwin_init_sections): Set up picbase thunk
1408 section. (darwin_rodata_section, darwin_objc2_section,
1409 machopic_select_section, darwin_asm_declare_constant_name,
1410 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
1411 coalesced with newer linkers.
1412 (darwin_override_options): Decide on usage of coalesed sections
1413 on the basis of the target linker version.
1414 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
1415 * config/darwin.opt (mtarget-linker): New.
1416 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
1417 a coalesced section, instead use a thunks section.
1419 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1422 * configure.ac (with-ld64): New var, set for Darwin, set on
1423 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
1424 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
1425 * config/darwin10.h(DEF_LD64): Update for this target version.
1426 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
1427 (DEF_LD64): Update for this target version.
1428 * configure: Regenerated.
1429 * config.in: Regenerated.
1431 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1434 * config/darwin.c (imachopic_indirection_name): Make data
1435 section indirections linker-visible.
1436 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
1437 constant labels linker-visible.
1439 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1441 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
1442 (free_lang_data): Remove assignment to ptrdiff_type_node.
1444 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1446 PR rtl-optimization/78526
1447 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
1448 beyond val's precision.
1450 PR rtl-optimization/78527
1451 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
1452 out of bounds shift count.
1454 2016-11-25 Martin Liska <mliska@suse.cz>
1457 * doc/invoke.texi (-fprofile-use): Fix reference to a section
1458 where -fprofile-generate is documented.
1460 2016-11-25 Martin Liska <mliska@suse.cz>
1462 PR gcov-profile/78086
1463 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
1464 not supported by a target. Set priority to 100 if possible.
1465 (build_gcov_exit_decl): Likewise.
1467 2016-11-25 Richard Biener <rguenther@suse.de>
1470 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
1471 unary, binary and single RHSs.
1472 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
1474 2016-11-25 Bin Cheng <bin.cheng@arm.com>
1479 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
1480 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
1481 and set it to result code if transformation is valid. Use code EQ
1482 directly in last simplification case.
1484 2016-11-25 Richard Biener <rguenther@suse.de>
1486 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
1487 before valueizing return stmts.
1489 2016-11-24 Richard Biener <rguenther@suse.de>
1491 PR tree-optimization/78343
1492 * passes.def: Add CD-DCE pass after loop splitting.
1493 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
1494 SCEV init/finalize ...
1495 (perform_tree_ssa_dce): ... here. Deal with being
1496 executed inside the loop pipeline in aggressive mode.
1498 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1500 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
1502 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1504 PR tree-optimization/77673
1505 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
1506 (init_symbolic_number): Initialize src field from src parameter.
1507 (perform_symbolic_merge): Select most dominated statement as the
1508 source statement. Set src field of resulting n structure from the
1509 input src with the lowest address.
1510 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
1511 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
1512 of load from src field rather than insertion statement. Cancel
1513 optimization if statement analyzed is not dominated by the insertion
1515 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
1516 dominance information.
1518 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
1521 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1523 2016-11-25 Martin Jambor <mjambor@suse.cz>
1525 PR tree-optimization/70965
1526 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
1528 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
1531 * config/i386/i386.c (i386_excess_precision): Do not return
1532 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1533 EXCESS_PRECISION_TYPE_STANDARD.
1534 * target.def (excess_precision): Document that targets should
1535 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1536 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
1537 Fix typo in first sentence.
1538 * doc/tm.texi: Regenerate.
1540 2016-11-25 Richard Biener <rguenther@suse.de>
1542 PR tree-optimization/78396
1543 * tree-vectorizer.c (vectorize_loops): When the if-converted
1544 body contains masked loads or stores do not attempt to
1545 basic-block-vectorize it.
1547 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1548 Alan Hayward <alan.hayward@arm.com>
1549 David Sherwood <david.sherwood@arm.com>
1551 * function.h (spill_slot_alignment): Declare.
1552 * function.c (spill_slot_alignment): New function.
1553 * lra-spills.c (slot): Add align and size fields.
1554 (assign_mem_slot): Use them in the call to assign_stack_local.
1555 (add_pseudo_to_slot): Update the fields.
1556 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
1558 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1559 Alan Hayward <alan.hayward@arm.com>
1560 David Sherwood <david.sherwood@arm.com>
1562 * stor-layout.c (layout_type): Allow the caller to set the mode of
1563 a float type. Only choose one here if the mode is still VOIDmode.
1564 * tree.c (build_common_tree_nodes): Set the type mode of decimal
1565 floats before calling layout_type.
1566 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
1568 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1570 * tree-tailcall.c (find_tail_calls): Allow calls to reference
1571 local variables if all references are known to be direct.
1573 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1574 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1577 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
1578 non null and it's precision matches precision of lhs's type.
1580 2016-11-24 Martin Sebor <msebor@redhat.com>
1582 PR tree-optimization/78476
1583 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
1585 (handle_gimple_call): Adjust signature.
1586 (try_substitute_return_value): Remove calls to bounded functions
1587 with zero buffer size whose result is known.
1588 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
1590 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1592 * varasm.c (assemble_start_function): Wrap align_log definition in
1593 ASM_OUTPUT_MAX_SKIP_ALIGN.
1595 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
1597 * config/i386/i386.md (wide AND insn to QImode splitter): Use
1598 explicit mode macros.
1599 (wide OR insn to QImode splitter): Ditto.
1601 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
1603 PR rtl-optimization/77541
1604 * lra-constraints.c (struct input_reload): Add field match_p.
1605 (get_reload_reg): Check modes of input reloads to generate unique
1606 value reload pseudo.
1607 (match_reload): Add input reload pseudo for the current insn.
1609 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1611 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
1612 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
1613 architecture levels.
1614 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
1615 the aarch64_fp16_type_node, not all HFmode types.
1616 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
1617 (aarch64_scalar_mode_supported_p): Likewise.
1618 (aarch64_excess_precision): New.
1619 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
1620 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
1621 (TARGET_C_EXCESS_PRECISION): Likewise.
1623 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1625 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
1626 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1628 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1630 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
1631 (<optab>dihf2): Likewise.
1632 (aarch64_fp16_<optab><mode>hf2): New.
1634 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
1637 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
1639 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1641 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
1642 Enable REE at -O2 and higher.
1643 * config/sparc/sparc.c (sparc_option_override): Disable it by default
1646 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1650 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
1651 (new_temp_expr_table): Initialise reg_vars_cnt.
1652 (free_temp_expr_table): Release reg_vars_cnt.
1653 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
1655 (find_replaceable_in_bb): Use the above to record register variable
1656 write occurrences and cancel replacement across them.
1658 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1660 PR rtl-optimization/78437
1661 * ree.c (get_uses): New function.
1662 (combine_reaching_defs): When a copy is needed, return false if any
1663 reaching use of the source register reads it in a mode larger than
1664 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
1666 2016-11-24 Martin Liska <mliska@suse.cz>
1668 * gimple-pretty-print.c (dump_edge_probability): New function.
1669 (dump_gimple_switch): Dump label edge probabilities.
1670 (dump_gimple_cond): Likewise.
1671 (dump_gimple_label): Dump
1672 (dump_gimple_bb_header): Dump basic block frequency.
1673 (pp_cfg_jump): Replace e->dest argument with e.
1674 (dump_implicit_edges): Likewise.
1675 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
1676 Use gimple_bb (at) instead of at->bb.
1678 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1680 * common.opt (flimit-function-alignment): New.
1681 * doc/invoke.texi (-flimit-function-alignment): Document.
1682 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
1683 * final.c (shorten_branches): Set it.
1684 * varasm.c (assemble_start_function): Limit alignment if
1687 2016-11-24 Richard Biener <rguenther@suse.de>
1689 PR tree-optimization/71595
1690 * cfgloopmanip.h (remove_path): Add irred_invalidated and
1691 loop_closed_ssa_invalidated parameters, defaulted to NULL.
1692 * cfgloopmanip.c (remove_path): Likewise, pass them along to
1693 called functions. Only fix irred flags if the caller didn't
1695 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
1696 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
1699 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1701 PR rtl-optimization/78120
1702 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
1703 cases, and additionally test against max_seq_cost for speed
1705 (noce_process_if_block): Compute an estimate for the original cost when
1706 optimizing for speed, using the minimum of then and else block costs.
1708 PR rtl-optimization/78120
1709 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
1711 PR rtl-optimization/78120
1712 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
1714 2016-11-24 Bin Cheng <bin.cheng@arm.com>
1716 * match.pd: Refine type conversion in result expr for below pattern:
1717 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
1719 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1722 * tree.h (wi::fits_to_boolean_p): New predicate.
1723 (wi::fits_to_tree_p): Use it for boolean types.
1724 * tree.c (int_fits_type_p): Likewise.
1726 2016-11-24 Martin Liska <mliska@suse.cz>
1728 * print-tree.c (struct bucket): Remove.
1729 (print_node): Add new argument which drives whether a tree node
1730 is printed briefly or not.
1731 (debug_tree): Replace a custom hash table with hash_set<T>.
1732 * print-tree.h (print_node): Add the argument.
1734 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
1736 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
1738 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
1741 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
1742 if it is at least NREGS wide.
1744 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1746 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
1747 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
1748 TFmode, IFmode and KFmode.
1750 2016-11-23 Joseph Myers <joseph@codesourcery.com>
1752 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
1755 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
1757 * combine.c (change_zero_ext): Only change the mode of a hard register
1758 destination if can_change_dest_mode holds for that.
1760 2016-11-23 Jeff Law <law@redhat.com>
1762 * varasm.c (assemble_name): Increase buffer size for name.
1764 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
1766 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
1768 * doc/extend.texi: Constify first argument to __builtin_object_size.
1770 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
1772 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
1773 to be used. Add brackets around macro argument.
1775 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1777 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1779 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1782 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
1783 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
1785 2016-11-23 Jakub Jelinek <jakub@redhat.com>
1788 * omp-low.c (build_outer_var_ref): Change lastprivate argument
1789 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
1790 on worksharing constructs, treat it like clauses on simd construct.
1792 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
1793 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
1794 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
1795 of true as last argument to build_outer_var_ref.
1797 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1799 * config/i386/i386.md (*movqi_internal): Calculate mode
1800 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
1801 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
1802 (*k<logic><mode>): Calculate mode attribute depending on
1803 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
1804 (*andqi_1): Calculate mode attribute of alternative 3 depending
1805 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
1806 (kandn<mode>): Calculate mode attribute of alternative 2 depending
1807 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
1808 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
1809 iterator. Calculate mode attribute of alternative 1 depending
1810 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
1811 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
1812 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
1814 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1817 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
1818 * tree-vrp.c (extract_range_basic): Handle case for
1819 CFN_BUILT_IN_STRLEN.
1821 2016-11-23 Jeff Law <law@redhat.com>
1823 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
1825 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
1826 in boolean context warning.
1828 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
1830 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1833 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
1834 (arm_fp16_type_node): ...This, make visibile.
1835 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
1837 (arm_init_simd_builtin_types): Likewise.
1838 (arm_init_fp16_builtins): Likewise.
1839 * config/arm/arm.c (arm_excess_precision): New.
1840 (arm_floatn_mode): Likewise.
1841 (TARGET_C_EXCESS_PRECISION): Likewise.
1842 (TARGET_FLOATN_MODE): Likewise.
1843 (arm_promoted_type): Only promote arm_fp16_type_node.
1844 * config/arm/arm.h (arm_fp16_type_node): Declare.
1846 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1848 * config/arm/arm.c (arm_convert_to_type): Delete.
1849 (TARGET_CONVERT_TO_TYPE): Delete.
1850 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
1851 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
1852 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
1853 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
1854 are in fast math mode, and have no single step hardware instruction.
1855 (extendhfdf2): Only expand through SFmode if we don't have a
1856 single-step hardware instruction.
1857 * config/arm/vfp.md (*truncdfhf2): New.
1858 (extendhfdf2): Likewise.
1860 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1862 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
1865 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1867 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
1868 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
1869 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
1870 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
1871 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
1872 * doc/tm.texi: Regenerate.
1873 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
1875 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1877 * toplev.c (init_excess_precision): Delete most logic.
1878 * tree.c (excess_precision_type): Rewrite to use
1879 TARGET_EXCESS_PRECISION.
1880 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
1881 more generic fashion.
1882 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
1883 __STDC_WANT_IEC_60559_TYPES_EXT__.
1885 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1887 * common.opt (fpermitted-flt-eval-methods): New.
1888 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
1889 * flag_types.h (permitted_flt_eval_methods): New.
1891 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1893 * config/m68k/m68k.c (m68k_excess_precision): New.
1894 (TARGET_C_EXCESS_PRECISION): Define.
1896 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1898 * config/s390/s390.c (s390_excess_precision): New.
1899 (TARGET_C_EXCESS_PRECISION): Define.
1901 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1903 * config/i386/i386.c (ix86_excess_precision): New.
1904 (TARGET_C_EXCESS_PRECISION): Define.
1906 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
1908 * target.def (excess_precision): New hook.
1909 * target.h (flt_eval_method): New.
1910 (excess_precision_type): Likewise.
1911 * targhooks.c (default_excess_precision): New.
1912 * targhooks.h (default_excess_precision): New.
1913 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
1914 * doc/tm.texi: Regenerate.
1916 2016-11-23 Martin Sebor <msebor@redhat.com>
1919 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
1920 set the minimum number of bytes for an unknown string to zero.
1922 2016-11-23 Martin Jambor <mjambor@suse.cz>
1923 Martin Liska <mliska@suse.cz>
1925 * hsa-builtins.def: New file.
1926 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
1927 * builtins.def: Include hsa-builtins.def.
1928 (DEF_HSA_BUILTIN): New macro.
1929 * dumpfile.h (OPTGROUP_OPENMP): Define.
1930 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
1931 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
1932 GF_OMP_FOR_GRID_GROUP_ITER.
1933 (gimple_omp_for_grid_phony): Added checking assert.
1934 (gimple_omp_for_set_grid_phony): Likewise.
1935 (gimple_omp_for_grid_intra_group): New function.
1936 (gimple_omp_for_set_grid_intra_group): Likewise.
1937 (gimple_omp_for_grid_group_iter): Likewise.
1938 (gimple_omp_for_set_grid_group_iter): Likewise.
1939 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
1940 previosuly only distribute loop was permitted.
1941 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
1942 (grid_get_kernel_launch_attributes): Support multiple HSA grid
1944 (grid_expand_omp_for_loop): Likewise and also support standalone
1945 distribute constructs. New parameter INTRA_GROUP, updated both users.
1946 (grid_expand_target_grid_body): Support standalone distribute
1948 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
1949 (pass_data_expand_omp_ssa): Likewise.
1950 (pass_data_omp_device_lower): Likewsie.
1951 (pass_data_lower_omp): Likewise.
1952 (pass_data_diagnose_omp_blocks): Likewise.
1953 (pass_data_oacc_device_lower): Likewise.
1954 (pass_data_omp_target_link): Likewise.
1955 (grid_lastprivate_predicate): New function.
1956 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
1958 (lower_omp_for): Support standalone distribute constructs.
1959 (grid_prop): New type.
1960 (grid_safe_assignment_p): Check for assignments to group_sizes, new
1962 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
1964 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
1965 optimization info messages.
1966 (grid_find_single_omp_among_assignments): Likewise.
1967 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
1968 (grid_parallel_clauses_gridifiable): New function.
1969 (grid_inner_loop_gridifiable_p): Likewise.
1970 (grid_dist_follows_simple_pattern): Likewise.
1971 (grid_gfor_follows_tiling_pattern): Likewise.
1972 (grid_call_permissible_in_distribute_p): Likewise.
1973 (grid_handle_call_in_distribute): Likewise.
1974 (grid_dist_follows_tiling_pattern): Likewise.
1975 (grid_target_follows_gridifiable_pattern): Support standalone
1976 distribute constructs.
1977 (grid_var_segment): New enum.
1978 (grid_mark_variable_segment): New function.
1979 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
1980 if a new argument says so.
1981 (grid_process_grid_body): New function.
1982 (grid_eliminate_combined_simd_part): Likewise.
1983 (grid_mark_tiling_loops): Likewise.
1984 (grid_mark_tiling_parallels_and_loops): Likewise.
1985 (grid_process_kernel_body_copy): Support standalone distribute
1987 (grid_attempt_target_gridification): New grid variable holding overall
1988 gridification state. Support standalone distribute constructs and
1990 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
1991 * hsa.h (hsa_bb): Add method method append_phi.
1992 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
1993 occurences in all files too.
1994 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
1995 (is_a_helper <hsa_insn_br *>::test): New function.
1996 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
1997 branch instructions.
1998 (hsa_insn_signal): Make a direct descendant of
1999 hsa_insn_basic. Add memorder constructor parameter and
2000 m_memory_order and m_signalop member variables.
2001 (hsa_insn_queue): Changed constructor parameters to common form.
2002 Added m_segment and m_memory_order member variables.
2003 (hsa_summary_t): Add private member function
2004 process_gpu_implementation_attributes.
2005 (hsa_function_summary): Rename m_binded_function to
2007 (hsa_insn_basic_p): Remove typedef.
2008 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
2009 (hsa_op_reg_p): Remove typedef.
2010 (hsa_function_representation): Change hsa_op_reg_p into plain
2012 (hsa_insn_phi): Removed new and delete operators.
2013 (hsa_insn_br): Likewise.
2014 (hsa_insn_cbr): Likewise.
2015 (hsa_insn_sbr): Likewise.
2016 (hsa_insn_cmp): Likewise.
2017 (hsa_insn_mem): Likewise.
2018 (hsa_insn_atomic): Likewise.
2019 (hsa_insn_signal): Likewise.
2020 (hsa_insn_seg): Likewise.
2021 (hsa_insn_call): Likewise.
2022 (hsa_insn_arg_block): Likewise.
2023 (hsa_insn_comment): Likewise.
2024 (hsa_insn_srctype): Likewise.
2025 (hsa_insn_packed): Likewise.
2026 (hsa_insn_cvt): Likewise.
2027 (hsa_insn_alloca): Likewise.
2028 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
2029 (process_gpu_implementation_attributes): New function.
2030 (link_functions): Move some functionality into it. Adjust after
2031 renaming m_binded_functions to m_bound_functions.
2032 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
2033 to the list of instructions with no output registers.
2034 (get_in_type): Return this if it is a register of
2036 (hsa_get_declaration_name): Moved to...
2037 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
2038 temporary string on an obstack instead from ggc.
2039 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
2040 down to two overloads.
2041 (hsa_allocp_operand_address): Removed.
2042 (hsa_allocp_operand_immed): Likewise.
2043 (hsa_allocp_operand_reg): Likewise.
2044 (hsa_allocp_operand_code_list): Likewise.
2045 (hsa_allocp_operand_operand_list): Likewise.
2046 (hsa_allocp_inst_basic): Likewise.
2047 (hsa_allocp_inst_phi): Likewise.
2048 (hsa_allocp_inst_mem): Likewise.
2049 (hsa_allocp_inst_atomic): Likewise.
2050 (hsa_allocp_inst_signal): Likewise.
2051 (hsa_allocp_inst_seg): Likewise.
2052 (hsa_allocp_inst_cmp): Likewise.
2053 (hsa_allocp_inst_br): Likewise.
2054 (hsa_allocp_inst_sbr): Likewise.
2055 (hsa_allocp_inst_call): Likewise.
2056 (hsa_allocp_inst_arg_block): Likewise.
2057 (hsa_allocp_inst_comment): Likewise.
2058 (hsa_allocp_inst_queue): Likewise.
2059 (hsa_allocp_inst_srctype): Likewise.
2060 (hsa_allocp_inst_packed): Likewise.
2061 (hsa_allocp_inst_cvt): Likewise.
2062 (hsa_allocp_inst_alloca): Likewise.
2063 (hsa_allocp_bb): Likewise.
2065 (hsa_init_data_for_cfun): Initialize obstack.
2066 (hsa_deinit_data_for_cfun): Release memory of the obstack.
2067 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
2068 (hsa_op_reg::operator new): Likewise.
2069 (hsa_op_address::operator new): Likewise.
2070 (hsa_op_code_list::operator new): Likewise.
2071 (hsa_op_operand_list::operator new): Likewise.
2072 (hsa_insn_basic::operator new): Likewise.
2073 (hsa_insn_phi::operator new): Likewise.
2074 (hsa_insn_br::operator new): Likewise.
2075 (hsa_insn_sbr::operator new): Likewise.
2076 (hsa_insn_cmp::operator new): Likewise.
2077 (hsa_insn_mem::operator new): Likewise.
2078 (hsa_insn_atomic::operator new): Likewise.
2079 (hsa_insn_signal::operator new): Likewise.
2080 (hsa_insn_seg::operator new): Likewise.
2081 (hsa_insn_call::operator new): Likewise.
2082 (hsa_insn_arg_block::operator new): Likewise.
2083 (hsa_insn_comment::operator new): Likewise.
2084 (hsa_insn_srctype::operator new): Likewise.
2085 (hsa_insn_packed::operator new): Likewise.
2086 (hsa_insn_cvt::operator new): Likewise.
2087 (hsa_insn_alloca::operator new): Likewise.
2088 (hsa_init_new_bb): Likewise.
2089 (hsa_bb::append_phi): New function.
2090 (gen_hsa_phi_from_gimple_phi): Use it.
2091 (get_symbol_for_decl): Fix dinstinguishing between
2092 global and local functions. Put local variables into a segment
2093 according to their attribute or static flag, if there is one.
2094 (hsa_insn_br::hsa_insn_br): New.
2095 (hsa_insn_br::operator new): Likewise.
2096 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
2097 (query_hsa_grid_nodim): New function.
2098 (multiply_grid_dim_characteristics): Likewise.
2099 (gen_get_num_threads): Likewise.
2100 (gen_get_num_teams): Reimplemented.
2101 (gen_get_team_num): Likewise.
2102 (gen_hsa_insns_for_known_library_call): Updated calls to the above
2104 (get_memory_order_name): Removed.
2105 (get_memory_order): Likewise.
2106 (hsa_memorder_from_tree): New function.
2107 (gen_hsa_ternary_atomic_for_builtin): Renamed to
2108 gen_hsa_atomic_for_builtin, can also create signals.
2109 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
2110 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
2111 (hsa_insn_atomic): Fix function comment.
2112 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
2113 ancestor constructor and initialization of new member variables.
2114 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
2116 (hsa_get_host_function): Handle functions with no bound CPU
2117 implementation. Fix binded to bound.
2118 (get_brig_function_name): Likewise.
2119 (HSA_SORRY_ATV): Remove semicolon after macro.
2120 (HSA_SORRY_AT): Likewise.
2121 (omp_simple_builtin::generate): Add missing semicolons.
2122 (hsa_insn_phi::operator new): Removed.
2123 (hsa_insn_br::operator new): Likewise.
2124 (hsa_insn_cbr::operator new): Likewise.
2125 (hsa_insn_sbr::operator new): Likewise.
2126 (hsa_insn_cmp::operator new): Likewise.
2127 (hsa_insn_mem::operator new): Likewise.
2128 (hsa_insn_atomic::operator new): Likewise.
2129 (hsa_insn_signal::operator new): Likewise.
2130 (hsa_insn_seg::operator new): Likewise.
2131 (hsa_insn_call::operator new): Likewise.
2132 (hsa_insn_arg_block::operator new): Likewise.
2133 (hsa_insn_comment::operator new): Likewise.
2134 (hsa_insn_srctype::operator new): Likewise.
2135 (hsa_insn_packed::operator new): Likewise.
2136 (hsa_insn_cvt::operator new): Likewise.
2137 (hsa_insn_alloca::operator new): Likewise.
2138 (get_symbol_for_decl): Accept CONST_DECLs, put them to
2140 (gen_hsa_addr): Also process CONST_DECLs.
2141 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
2143 (gen_hsa_unary_operation): Make sure the function does
2144 not use bittype source type for firstbit and lastbit operations.
2145 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
2147 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
2149 (emit_branch_insn): Renamed to emit_cond_branch_insn.
2150 Emit the width stored in the class.
2151 (emit_generic_branch_insn): New function.
2152 (emit_insn): Call emit_generic_branch_insn.
2153 (emit_signal_insn): Remove obsolete comment. Update
2154 member variable name, pick a type according to profile.
2155 (emit_alloca_insn): Remove obsolete comment.
2156 (emit_atomic_insn): Likewise.
2157 (emit_queue_insn): Get segment and memory order from the IR object.
2158 (hsa_brig_section): Make allocate_new_chunk, chunks
2159 and cur_chunk provate, add a default NULL parameter to add method.
2160 (hsa_brig_section::add): Added a new parameter, store pointer to
2161 output data there if it is non-NULL.
2162 (emit_function_directives): Use this new parameter instead of
2163 calculating the pointer itself, fix function comment.
2164 (hsa_brig_emit_function): Add forgotten endian conversion.
2165 (hsa_output_kernels): Remove unnecessary building of
2166 kernel_dependencies_vector_type.
2167 (emit_immediate_operand): Declare.
2168 (emit_directive_variable): Also emit initializers of CONST_DECLs.
2169 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
2170 (verify_function_arguments): Properly detect variadic
2172 * hsa-dump.c (hsa_width_specifier_name): New function.
2173 (dump_hsa_insn_1): Dump generic branch instructions, update signal
2174 member variable name. Special dumping for queue objects.
2175 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
2176 m_binded_functions to m_bound_functions. Copy externally visible flag
2178 (ipa_hsa_write_summary): Likewise.
2179 (ipa_hsa_read_section): Likewise.
2181 2016-11-23 Richard Biener <rguenther@suse.de>
2183 PR tree-optimization/78396
2184 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
2185 vectorize try vectorizing an if-converted body using BB vectorization.
2187 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2188 Alan Hayward <alan.hayward@arm.com>
2189 David Sherwood <david.sherwood@arm.com>
2191 * rtlanal.c (subreg_get_info): Use more local variables.
2192 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
2193 occupies at least one register. Assume that full hard registers
2194 have consistent endianness. Share previously-duplicated if block.
2195 Rework the main handling so that it operates on independently-
2196 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
2197 to check lowpart offsets, without trying to find an equivalent
2198 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
2199 as a final register-endianness correction.
2201 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2207 * combine.c (make_compound_operation_int): Do not convert a subreg of
2208 a non-constant logical shift right to a zero_extract. Handle the case
2209 where some zero bits have been shifted into the range covered by that
2212 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2213 Alan Hayward <alan.hayward@arm.com>
2214 David Sherwood <david.sherwood@arm.com>
2216 * rtl.h (subreg_size_offset_from_lsb): Declare.
2217 (subreg_offset_from_lsb): New function.
2218 (subreg_size_lowpart_offset): Declare.
2219 (subreg_lowpart_offset): Turn into an inline function.
2220 (subreg_size_highpart_offset): Declare.
2221 (subreg_highpart_offset): Turn into an inline function.
2222 * emit-rtl.c (subreg_size_lowpart_offset): New function.
2223 (subreg_size_highpart_offset): Likewise
2224 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2226 2016-11-23 Richard Biener <rguenther@suse.de>
2228 PR tree-optimization/78482
2229 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
2230 (remove_forwarder_block_with_phi): When merging with a loop
2231 header creates a new latch reset number of iteration information
2234 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
2236 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
2237 (*ashrsi3_extend0): ...this. Accept constant integers.
2238 (*ashrsi3_extend2): Rename to...
2239 (*ashrsi3_extend1): ...this.
2240 (*ashrsi3_extend2): New pattern.
2241 (*lshrsi3_extend1): Accept constant integers.
2242 (*lshrsi3_extend2): Fix condition on operand 2.
2244 2016-11-23 Martin Liska <mliska@suse.cz>
2246 * config/i386/i386.c: Initialize function pointer to NULL.
2248 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2250 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2251 for A == C1 ? A : C2 to below.
2252 * match.pd: Move from above to here:
2253 (cond (eq (convert1? x) c1) (convert2? x) c2)
2254 -> (cond (eq x c1) c1 c2).
2256 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2258 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2259 for A cmp C1 ? A : C2 to below, also simplify remaining code.
2260 * match.pd: Move and extend simplification from above to here:
2261 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2262 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
2263 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
2265 2016-11-23 Martin Liska <mliska@suse.cz>
2266 Martin Jambor <mjambor@suse.cz>
2268 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2270 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2273 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2275 2016-11-23 Richard Biener <rguenther@suse.de>
2278 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2279 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2281 2016-11-23 Richard Biener <rguenther@suse.de>
2284 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2287 2016-11-23 Richard Biener <rguenther@suse.de>
2288 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2290 PR tree-optimization/78154
2291 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2292 returns it's argument and the argument is nonnull.
2293 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2294 ATT_RETNONNULL_NOTHROW_LEAF.
2295 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2296 ATTR_RETNONNULL_NOTHROW_LEAF.
2297 (BUILT_IN_STPCPY): Likewise.
2298 (BUILT_IN_STPNCPY): Likewise.
2299 (BUILT_IN_MEMPCPY_CHK): Likewise.
2300 (BUILT_IN_STPCPY_CHK): Likewise.
2301 (BUILT_IN_STPNCPY_CHK): Likewise.
2302 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2303 (BUILT_IN_STRNCAT): Likewise.
2304 (BUILT_IN_STRNCPY): Likewise.
2305 (BUILT_IN_MEMSET_CHK): Likewise.
2306 (BUILT_IN_STRCAT_CHK): Likewise.
2307 (BUILT_IN_STRCPY_CHK): Likewise.
2308 (BUILT_IN_STRNCAT_CHK): Likewise.
2309 (BUILT_IN_STRNCPY_CHK): Likewise.
2311 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2313 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2314 * fold-const.h (tree_expr_nonzero_p) : Declare.
2315 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2317 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2319 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2320 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2321 "defined" in macros.
2322 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2323 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2324 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2326 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2329 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2330 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2331 of RCALLs in prologue to 3.
2333 2016-11-22 Michael Collison <michael.collison@arm.com>
2335 * config/aarch64/aarch64-protos.h
2336 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2337 (aarch64_and_bitmask_imm): New prototypes
2338 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2339 New overloaded function to create bit mask covering the
2340 lowest to highest bits set.
2341 (aarch64_and_split_imm2): New overloaded functions to create bit
2342 mask of zeros between first and last bit set.
2343 (aarch64_and_bitmask_imm): New function to determine if a integer
2344 is a valid two instruction "and" operation.
2345 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2346 allowing wider range of constants with "and" operations.
2347 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2348 "and" operator from matching restricted constant range used for
2349 ior and xor operators.
2350 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2351 for constants in "and" operantions.
2352 (UsP constraint): New DImode constraint for constants
2353 in "and" operations.
2354 * config/aarch64/iterators.md (lconst2): New mode iterator.
2355 (LOGICAL2): New code iterator.
2356 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2358 (aarch64_logical_and_operand): New predicate allowing extended
2359 constants for "and" operations.
2361 2016-11-22 Walter Lee <walt@tilera.com>
2363 * config/tilegx/tilegx.md (trap): New pattern.
2364 * config/tilepro/tilepro.md (trap): Likewise.
2366 2016-11-22 Walter Lee <walt@tilera.com>
2368 * config/tilegx/tilegx.md (*zero_extract): Use
2369 define_insn_and_split instead of define_insn; Handle pos + size >
2371 (*sign_extract): Likewise.
2373 2016-11-22 Marek Polacek <polacek@redhat.com>
2375 PR tree-optimization/78455
2376 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2378 2016-11-22 Ian Lance Taylor <iant@golang.org>
2382 * godump.c (go_format_type): Always pass alignment as 1 when
2383 calling go_append_padding at end of struct/union.
2385 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2388 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
2389 _mm512_setzero_hi): Removed.
2390 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
2391 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
2392 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
2393 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
2394 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
2395 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
2396 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
2397 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
2398 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
2399 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
2400 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
2401 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
2402 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
2403 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
2404 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
2405 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
2406 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
2407 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
2408 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
2409 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
2410 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
2411 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
2412 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
2413 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
2414 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
2415 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
2416 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
2417 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
2418 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
2419 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
2420 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
2421 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
2422 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
2423 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
2424 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
2425 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
2426 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2427 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2428 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2429 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
2430 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
2431 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
2432 _mm512_setzero_qi or _mm512_setzero_hi.
2433 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
2434 _mm512_maskz_dbsad_epu8): Formatting fixes.
2435 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
2436 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2437 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2438 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2439 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
2440 _mm512_setzero_qi or _mm512_setzero_hi.
2442 2016-11-22 Nathan Sidwell <nathan@acm.org>
2444 * gcc-ar.c (main): Fix indentation.
2445 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
2446 * ggc-page.c (move_ptes_to_front): Fix formatting.
2447 * hsa-dump.c (dump_has_cfun): Fix indentation.
2448 * sel-sched-ir.h: Remove trailing blank lines.
2450 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2451 Alexander Monakov <amonakov@ispras.ru>
2453 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
2454 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
2455 (omp_clause_code_name): Add _simt_ name.
2456 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
2457 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
2458 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
2459 (scan_omp_simd): New function.
2460 (scan_omp_1_stmt): Use it in target regions if needed.
2461 (omp_max_vf): Don't max with omp_max_simt_vf.
2462 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
2463 OMP_CLAUSE__SIMT_ is present.
2464 (lower_rec_input_clauses): Compute maybe_simt from presence of
2466 (lower_lastprivate_clauses): Likewise.
2467 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
2468 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
2469 * internal-fn.def (GOMP_USE_SIMT): New internal function.
2470 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
2472 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
2474 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
2475 (expand_GOMP_SIMT_VF): New.
2476 (expand_GOMP_SIMT_LAST_LANE): New.
2477 (expand_GOMP_SIMT_ORDERED_PRED): New.
2478 (expand_GOMP_SIMT_VOTE_ANY): New.
2479 (expand_GOMP_SIMT_XCHG_BFLY): New.
2480 (expand_GOMP_SIMT_XCHG_IDX): New.
2481 * internal-fn.def (GOMP_SIMT_LANE): New.
2482 (GOMP_SIMT_VF): New.
2483 (GOMP_SIMT_LAST_LANE): New.
2484 (GOMP_SIMT_ORDERED_PRED): New.
2485 (GOMP_SIMT_VOTE_ANY): New.
2486 (GOMP_SIMT_XCHG_BFLY): New.
2487 (GOMP_SIMT_XCHG_IDX): New.
2488 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
2489 (create_omp_child_function): ...here. Set "omp target entrypoint"
2490 or "omp declare target" attribute based on is_gimple_omp_offloaded.
2491 (omp_max_simt_vf): New. Use it...
2492 (omp_max_vf): ...here.
2493 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
2494 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
2495 (lower_omp_ordered): Likewise, for "ordered" lowering.
2496 (expand_omp_simd): Add SIMT transforms.
2497 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
2498 (execute_omp_device_lower): New.
2499 (pass_data_omp_device_lower): New.
2500 (pass_omp_device_lower): New pass.
2501 (make_pass_omp_device_lower): New.
2502 * passes.def (pass_omp_device_lower): Position new pass.
2503 * tree-pass.h (PROP_gimple_lomp_dev): Define.
2504 (make_pass_omp_device_lower): Declare.
2506 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2509 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
2510 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
2512 (_mm_maskz_load_epi64): Likewise.
2513 (_mm_setzero_hi): Removed.
2514 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
2516 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
2517 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
2518 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
2519 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
2520 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
2521 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
2522 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
2523 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
2524 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2525 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
2526 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
2528 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
2529 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
2530 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
2531 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
2532 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
2533 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
2534 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
2535 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
2536 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
2537 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
2538 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
2539 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2540 instead of _mm_setzero_hi.
2541 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
2542 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
2543 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
2544 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
2545 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
2546 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
2547 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
2548 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
2549 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
2550 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
2551 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
2552 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
2553 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
2554 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
2555 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
2556 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
2557 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
2558 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
2559 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
2560 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
2561 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
2562 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
2563 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
2564 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
2565 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2566 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
2568 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2569 instead of _mm_setzero_hi.
2570 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
2571 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
2572 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
2573 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2574 _mm_setzero_si128 instead of _mm_setzero_di.
2575 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
2576 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
2577 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
2578 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
2579 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
2580 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
2581 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
2582 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
2583 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
2584 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
2585 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
2586 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
2587 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
2588 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
2589 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
2590 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
2591 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
2592 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
2593 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
2594 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
2595 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
2596 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
2597 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
2598 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
2599 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
2600 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
2601 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
2602 _mm512_maskz_insertf32x8): Formatting fixes.
2603 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2604 _mm_setzero_si128 instead of _mm_setzero_di.
2605 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
2606 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
2607 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
2608 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
2609 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
2610 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
2611 _mm_setzero_si128 instead of _mm_setzero_di.
2612 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
2614 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
2615 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
2616 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
2617 _mm_setzero_si128 instead of _mm_setzero_hi.
2618 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
2619 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
2620 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
2621 instead of _mm_setzero_di.
2622 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
2623 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
2625 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
2626 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
2628 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
2630 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
2631 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
2632 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
2634 2016-11-22 Carl Love <cel@us.ibm.com>
2636 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
2637 equal and vector compare not equal. The vector compares take two
2638 arguments of type vector bool char, vector bool short, vector bool int,
2639 vector bool long long with the same return type.
2640 * doc/extend.texi: Update built-in documentation file for the new
2643 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
2645 * Makefile.in ($(lang_checks_parallelized)): Fix detection
2648 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2650 * config.gcc: Allow new rmprofile value for configure option
2651 --with-multilib-list.
2652 * config/arm/t-rmprofile: New file.
2653 * doc/install.texi (--with-multilib-list): Document new rmprofile value
2656 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2659 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
2660 register operand in alternatives 4,5,6.
2662 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2665 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
2666 in save register mask if it is needed.
2668 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2670 PR tree-optimization/78436
2671 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
2672 (shift_bytes_in_array, shift_bytes_in_array_right,
2673 merged_store_group::apply_stores): Formatting fixes.
2674 (clear_bit_region): Likewise. Use memset.
2675 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
2676 instead of EXPR and inerted instead of inserted. Use memset instead
2677 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
2681 * expmed.c (expand_divmod): Use wide_int for computation of
2682 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
2683 Use size <= HOST_BITS_PER_WIDE_INT instead of
2684 HOST_BITS_PER_WIDE_INT >= size.
2686 PR tree-optimization/78445
2687 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
2688 any_complicated_phi, version loop even if flag_tree_loop_if_convert
2689 is 1. Formatting fix.
2691 2016-11-22 Martin Liska <mliska@suse.cz>
2694 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
2695 (sem_function::get_hash): Use the new field.
2696 (sem_function::parse): Remove an argument from ctor.
2697 (sem_variable::parse): Likewise.
2698 (sem_variable::get_hash): Use the new field.
2699 (sem_item_optimizer::read_section): Use new ctor and set hash.
2700 * ipa-icf.h: _hash is removed from sem_item::sem_item,
2701 sem_variable::sem_variable, sem_function::sem_function.
2703 2016-11-21 Jeff Law <law@redhat.com>
2706 * config/cris/cris.md: Don't call copy_to_mode_reg unless
2707 can_create_pseudo_p is true.
2709 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2712 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
2713 *rotldi3_insert_7): New define_insns.
2715 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2717 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
2718 so that DImode can be allocated to FP/vector registers in more
2719 cases, and we can avoid direct move operations. If the register
2720 needs reloading, prefer GPRs over FP/vector registers. In the
2721 case of FPR vs. Altivec registers, prefer FPR registers unless we
2722 have the ISA 3.0 reg+offset scalar instructions.
2723 (movdi_internal64): Likewise.
2725 2016-11-21 Jakub Jelinek <jakub@redhat.com>
2728 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
2729 for tmp simd array if DECL_NAME (parm) is NULL.
2731 2016-11-20 Jeff Law <law@redhat.com>
2734 * config/m68k/predicates.md (swap_peephole_relational_operator): New
2736 * config/m68k/m68k.md (relational tests against 65535/65536): New
2739 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2741 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
2743 2016-11-21 Martin Sebor <msebor@redhat.com>
2745 * doc/invoke.texi (-fprintf-return-value): Document that option
2746 is enabled by default.
2748 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2750 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
2751 for-loop declaration of loop variable.
2752 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
2753 * config/avr/avr.c (avr_popcount_each_byte)
2754 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
2755 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
2756 (avr_expand_epilogue, avr_function_arg_advance)
2757 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
2758 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
2759 (avr_adjust_reg_alloc_order, output_reload_in_const)
2760 (avr_conditional_register_usage, avr_find_unused_d_reg)
2761 (avr_map_decompose, avr_fold_builtin): Same.
2763 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2765 * config/avr/avr.c (avr_popcount): Remove static function.
2766 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
2768 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
2770 * arm.opt (mapcs-float): Delete option.
2771 * arm.c (arm_option_override): Remove hunk relating to
2773 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
2775 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
2777 * tree-tailcall.c (process_assignment): Simplify the check for
2778 a valid copy, allowing the source to be a local variable as
2779 well as an SSA name.
2780 (find_tail_calls): Allow copies between local variables to follow
2781 the call. Allow the result to be stored in any local variable,
2782 even if it's an aggregate.
2783 (eliminate_tail_call): Check whether the result is an SSA name
2784 before updating its SSA_NAME_DEF_STMT.
2786 2016-11-21 David Malcolm <dmalcolm@redhat.com>
2788 PR preprocessor/78324
2789 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2790 -ftrack-macro-expansion has a value other than 2.
2792 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
2794 PR rtl-optimization/78400
2795 * shrink-wrap.c (try_shrink_wrapping_separate): Call
2796 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
2797 and df_update_exit_block_uses.
2799 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2802 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
2803 new default-enabled warning..
2804 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
2805 (BT_PTR_CONST_STRING): Updated.
2806 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
2807 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
2808 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
2809 (strftime): Update builtin function.
2810 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
2811 * tree.h (const_tm_ptr_type_node): New type node.
2812 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
2813 const_tm_ptr_type_node.
2815 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2817 PR tree-optimization/78413
2818 * tree-if-conv.c (versionable_outer_loop_p): Require that both
2819 inner and outer loop latches have single predecessors.
2821 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
2824 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
2825 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
2827 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2829 * rtl.h: Adjust prototype.
2830 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
2831 (dead_or_set_regno_p): Likewise.
2833 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2835 * rtl.h: Adjust prototype.
2836 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
2838 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2840 * function.c (contains): Change argument type to rtx_insn *.
2841 (prologue_contains): Likewise.
2842 (epilogue_contains): Likewise.
2843 (prologue_epilogue_contains): Likewise.
2844 * function.h: Adjust prototype.
2846 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2848 * optabs.c (emit_libcall_block): Change argument type to
2850 * optabs.h: Adjust prototype.
2852 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2854 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
2855 (fixup_reorder_chain): Adjust.
2856 * cfgrtl.h: Adjust prototype.
2858 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2860 * rtl.h: Adjust prototype.
2861 * rtlanal.c (replace_label_in_insn): Change argument type to
2864 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2866 * config/v850/v850.c (expand_prologue): Adjust.
2867 (expand_epilogue): Likewise.
2868 * expr.c (init_expr_target): Likewise.
2869 * genrecog.c (print_subroutine): Always make the argument type
2871 * recog.h: Adjust prototype.
2873 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2875 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
2876 up variables to make some rtx_insn *.
2877 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
2878 * config/arc/arc.c: Likewise.
2879 * config/arm/arm.c: Likewise.
2880 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
2881 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
2883 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
2885 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2887 * config/arm/arm.c (legitimize_pic_address): Change to use
2888 rtx_insn * as the type of variables.
2889 (arm_pic_static_addr): Likewise.
2890 (arm_emit_movpair): Likewise.
2891 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2892 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
2893 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
2894 * config/frv/frv.md: Likewise.
2895 * config/i386/i386-protos.h: Likewise.
2896 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
2897 (ix86_split_fp_branch): Likewise.
2898 (predict_jump): Likewise.
2899 * config/ia64/ia64.c: Likewise.
2900 * config/mcore/mcore.c: Likewise.
2901 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
2902 * config/s390/s390.c: Likewise.
2903 * config/s390/s390.md: Likewise.
2904 * config/spu/spu.md: Likewise.
2905 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
2906 * lower-subreg.c (resolve_simple_move): Likewise.
2908 2016-11-20 Jeff Law <law@redhat.com>
2911 * reload.h (struct target_reload): Make x_double_reg_address_ok
2913 * reload.c (find_reloads_address): Check if double_reg_address_ok
2914 is true for the mode of the memory reference.
2915 * reload1.c (init_reload): Initialize double_reg_address_ok for
2918 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
2921 * tree-ssa-uninit.c: Define new global max_phi_args.
2922 (compute_uninit_opnds_pos): Use max_phi_args.
2923 (prune_uninit_phi_opnds): Same.
2924 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
2925 missing NUM_PREDS in function comment.
2926 (can_one_predicate_be_invalidated_p): New.
2927 (can_chain_union_be_invalidated_p): New.
2928 (flatten_out_predicate_chains): New.
2929 (uninit_ops_invalidate_phi_use): New.
2930 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
2932 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2934 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
2935 * match.pd (A /[ex] B CMP C): New simplifications.
2937 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
2939 * match.pd (0 / X, X / X, X % X): New simplifications.
2941 2016-11-19 Jakub Jelinek <jakub@redhat.com>
2943 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
2944 when checking if callee's isa flags are subset of caller's isa flags.
2945 Fix comment wording.
2947 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
2948 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
2949 instead and using = 0 instead of &= 0.
2951 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
2952 ix86_add_new_builtins): Formatting fixes.
2953 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
2954 (ix86_get_builtin): Likewise.
2956 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
2957 don't initialize it, don't use it for the case where it isn't
2958 provable %{z} nor using the same argument, instead move merge
2959 argument into a new pseudo and use that as target. Formatting fixes.
2961 2016-11-19 Jeff Law <law@redhat.com>
2964 * config/m68k/m68k.md (bsetdreg): New pattern.
2965 (bchgdreg, bclrdreg): Likewise.
2967 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
2970 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
2971 instead of force_reg.
2972 (sh_expand_setmem): Likewise.
2974 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
2976 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
2978 2016-11-18 Walter Lee <walt@tilera.com>
2980 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
2981 end-of-bundle marker for consecutive barriers.
2983 2016-11-18 Walter Lee <walt@tilera.com>
2985 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
2987 2016-11-18 Jakub Jelinek <jakub@redhat.com>
2990 * multiple_target.c (get_attr_len): Start with argnum and increment
2991 argnum on every arg. Use strchr in a loop instead of counting commas
2993 (get_attr_str): Increment argnum for every comma in the string.
2994 (separate_attrs): Use for instead of while loop, simplify.
2995 (expand_target_clones): Rename defenition argument to definition.
2996 Free attrs and attr_str even when diagnosing errors. Temporarily
2997 change input_location around targetm.target_option.valid_attribute_p
2998 calls. Don't emit warning or errors if that function fails.
3000 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
3003 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
3004 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
3005 abbrev_opt_base_type_end only by increasing die_abbrev, before
3007 (optimize_abbrev_table): Don't change abbrev numbers of
3008 base types and CU or optimize implicit consts in them if
3009 calc_base_type_die_sizes has been called during build_abbrev_table.
3010 (calc_base_type_die_sizes): If abbrev_opt_start, set
3011 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
3013 2016-11-18 Jeff Law <law@redhat.com>
3016 * config/m68k/m68k.c (moveq feeding equality comparison): New
3018 * config/m68k/predicates.md (addq_subq_operand): New predicate.
3019 (equality_comparison_operator): Likewise.
3021 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3023 * rtlanal.c (load_extend_op): Move to...
3024 * rtl.h: ...here and make inline.
3026 2016-11-18 Terry Guo <terry.guo@arm.com>
3027 Thomas Preud'homme <thomas.preudhomme@arm.com>
3029 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
3030 * config/arm/arm-opts.h: Include arm-flags.h.
3031 (struct arm_arch_core_flag): Define.
3032 (arm_arch_core_flags): Define.
3033 * config/arm/arm-protos.h: Include arm-flags.h
3034 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
3035 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
3036 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
3037 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
3038 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
3039 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
3040 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
3041 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
3042 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
3043 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
3044 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
3045 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
3046 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
3047 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
3048 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
3049 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
3050 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
3051 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
3052 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
3053 ARM_FSET_CPU_SUBSET): Move to ...
3054 * config/arm/arm-flags.h: This new file.
3055 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
3056 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
3057 (TARGET_MODE_SPECS): Define.
3058 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
3060 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3062 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
3063 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
3064 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
3065 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
3066 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
3067 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
3068 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
3069 missing and make value unsigned.
3070 (arm_feature_set): Use unsigned entries instead of unsigned long.
3072 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3074 Re-apply after PR bootstrap/77359 is fixed:
3075 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3077 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3078 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
3081 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3084 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
3085 variables in functions calling alloca. Also update the ASCII
3087 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
3088 (STACK_DYNAMIC_OFFSET): Likewise.
3089 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
3090 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
3093 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3094 Alan Hayward <alan.hayward@arm.com>
3095 David Sherwood <david.sherwood@arm.com>
3097 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
3098 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
3099 (add_const_value_attribute): Likewise.
3100 * explow.c (plus_constant): Likewise.
3101 * expmed.c (expand_mult, make_tree): Likewise.
3102 * expr.c (convert_modes): Likewise.
3103 * loop-doloop.c (doloop_optimize): Likewise.
3104 * postreload.c (reload_cse_simplify_set): Likewise.
3105 * simplify-rtx.c (simplify_const_unary_operation): Likewise
3106 (simplify_binary_operation_1, simplify_const_binary_operation):
3108 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
3109 * wide-int.h: Update documentation to recommend rtx_mode_t
3110 instead of std::make_pair.
3112 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3113 Alan Hayward <alan.hayward@arm.com>
3114 David Sherwood <david.sherwood@arm.com>
3116 * tree.h (SET_DECL_MODE): New macro.
3117 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
3118 (expand_gimple_basic_block): Likewise.
3119 * function.c (split_complex_args): Likeise.
3120 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3121 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
3122 * stor-layout.c (layout_decl, relayout_decl): Likewise.
3123 (finish_bitfield_representative): Likewise.
3124 * tree.c (make_node_stat): Likewise.
3125 * tree-inline.c (remap_ssa_name): Likewise.
3126 (tree_function_versioning): Likewise.
3127 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
3128 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
3129 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3130 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3131 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
3132 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
3133 * varasm.c (make_debug_expr_from_rtl): Likewise.
3135 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
3137 PR rtl-optimization/71785
3138 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
3139 (duplicate_computed_gotos): New function.
3140 (pass_duplicate_computed_gotos::execute): Rewrite.
3142 2016-11-17 Jeff Law <law@redhat.com>
3145 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
3146 barrier prior to deallocating the stack.
3148 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
3150 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
3151 to make better use of cmem loads in the case where a single bit is
3153 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
3155 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
3157 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
3159 (isa_names_table): Handle new features.
3161 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
3162 Andrew Senkevich <andrew.senkevich@intel.com>
3164 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
3165 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
3166 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
3167 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
3168 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
3169 * config/i386/avx5124fmapsintrin.h: New file.
3170 * config/i386/avx5124vnniwintrin.h: Ditto.
3171 * config/i386/constraints.md (h): New constraint.
3172 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
3173 * config/i386/driver-i386.c (host_detect_local_cpu):
3174 Detect avx5124fmaps, avx5124vnniw.
3175 * config/i386/i386-builtin-types.def: Add types
3176 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
3177 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
3178 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
3179 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
3180 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
3181 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
3182 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
3183 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
3184 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
3185 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
3186 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
3187 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
3188 __builtin_ia32_vp4dpwssds_mask): New.
3189 * config/i386/i386-c.c (ix86_target_macros_internal):
3190 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
3191 * config/i386/i386-modes.def: Fixed comment typos, added new
3192 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
3193 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
3195 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
3196 (ix86_option_override_internal): Handle new options.
3197 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
3199 (ix86_expand_builtin): Handle new builtins.
3200 (ix86_additional_allocno_class_p): New.
3201 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
3202 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
3203 (reg_class): Add MOD4_SSE_REGS.
3204 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
3205 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
3206 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
3207 avx5124vnniwintrin.h.
3208 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
3209 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
3210 (define_mode_iterator IMOD4): New.
3211 (define_mode_attr imod4_narrow): Ditto.
3212 (define_insn "mov<mode>"): Ditto.
3213 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
3214 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
3215 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
3216 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
3217 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
3218 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
3219 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
3220 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
3221 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
3222 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
3223 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
3224 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
3225 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
3226 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
3227 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
3228 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
3229 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
3230 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
3231 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
3232 * genmodes.c (mode_size_inline): Extend return type.
3233 * machmode.h (mode_size, mode_base_align): Extend type.
3235 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3238 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
3239 the appropriate checks for SFmode/DFmode load/stores in GPR
3241 (fusion_addis_mem_combo_store): Likewise.
3242 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
3243 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
3244 d-form instructions for traditional Altivec registers.
3245 (emit_fusion_p9_load): Likewise.
3246 (emit_fusion_p9_store): Likewise.
3247 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
3248 early clobber from scratch register. Do not match if the register
3249 being stored is the scratch register.
3250 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
3251 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
3252 instructions for traditional Altivec registers.
3253 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
3254 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3255 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3257 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3260 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
3261 being live in the function and lr needing to be saved. Distinguish
3262 between already saved pushable registers and registers to push.
3263 Check for LR being an available pushable register.
3265 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3267 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
3268 string input is a string constant.
3269 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
3270 via cmpstrnsi even if neither string is constant.
3272 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3275 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3276 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3277 instead, return false if it is NULL, or doesn't fit into uhwi, or
3278 is larger or equal to targetm.max_anchor_offset.
3280 2016-11-17 Pip Cet <pipcet@gmail.com>
3281 Eric Botcazou <ebotcazou@adacore.com>
3283 PR rtl-optimization/78355
3284 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3285 needs to deal with unaligned accesses.
3286 * doc/tm.texi: Regenerate.
3287 * lra-constraints.c (simplify_operand_subreg): Only invoke
3288 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3290 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3292 * input.c (selftest::test_lexer_string_locations_long_line): New
3294 (selftest::test_lexer_string_locations_raw_string_multiline): New
3296 (selftest::input_c_tests): Call the new functions, via
3297 for_each_line_table_case.
3299 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3301 * config/aarch64/aarch64.md (mov<mode>): Call
3302 aarch64_split_dimode_const_store on DImode constant stores.
3303 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3305 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3308 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3309 Richard Biener <rguenther@suse.de>
3311 PR tree-optimization/77848
3312 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3313 the user specified -ftree-loop-if-convert.
3315 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3318 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3319 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3320 *thumb2_strd_base_neg): Recognize insn regardless of
3321 current_tune->prefer_ldrd_strd.
3322 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3325 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3327 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3330 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3332 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3334 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3335 * config/arc/arc-cpus.def (quarkse_em): Add.
3336 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3337 * config/arc/arc-opts.h (FPX_QK): Define.
3338 * config/arc/arc-tables.opt: Regenerate.
3339 * config/arc/arc.c (gen_compare_reg): Change.
3340 (arc_register_move_cost): Avoid Dy,Dx moves.
3341 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3342 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3343 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3345 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3346 (fix_truncsfsi2_fpu): Rename.
3347 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3348 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3349 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3350 * config/arc/t-multilib: Regenerate.
3352 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3354 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3356 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3357 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3358 (avr_rtx_costs_1, extra_constraint_Q): Same.
3359 (avr_address_cost): Use SUBREG_P if possible.
3361 2016-11-17 Richard Biener <rguenther@suse.de>
3364 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
3365 non-local goto into CFG.
3367 2016-11-17 Richard Biener <rguenther@suse.de>
3369 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
3370 backward compatibility.
3371 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
3372 * tree-if-conv.c (pass_if_conversion::gate): Do not test
3373 flag_tree_loop_if_convert_stores.
3374 (pass_if_conversion::execute): Likewise.
3376 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3378 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
3379 const_double code before calling aarch64_float_const_zero_rtx_p.
3381 2016-11-17 Richard Biener <rguenther@suse.de>
3383 PR tree-optimization/78306
3384 * ipa-inline-analysis.c (initialize_inline_failed): Do not
3385 inhibit inlining if function calls cilk_spawn.
3386 (can_inline_edge_p): Likewise.
3388 2016-11-17 Richard Biener <rguenther@suse.de>
3391 * fold-const.c (negate_expr_p): Fix multiplication case.
3393 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
3396 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
3398 (TARGET_INIT_LIBFUNCS): Delete definition and...
3399 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
3402 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
3404 * config/netbsd-stdint.h: New.
3405 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
3406 (x86_64-*-netbsd*): Likewise.
3408 2016-11-16 Andrew PInski <apinski@cavium.com>
3410 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
3411 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
3412 flag_aarch64_verbose_cost instead of checking for details dump.
3413 (aarch64_rtx_costs_wrapper): Likewise.
3415 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3417 PR rtl-optimization/78378
3418 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
3419 inner only if pos is 0. Fix up formatting.
3421 2016-11-17 Alan Modra <amodra@gmail.com>
3423 PR rtl-optimization/78325
3424 PR rtl-optimization/70890
3425 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
3428 2016-11-16 Jason Merrill <jason@redhat.com>
3430 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
3432 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3433 Richard Biener <rguenther@suse.de>
3435 PR tree-optimization/77848
3436 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
3437 an outer loop, only save basic block aux information for the inner
3439 (versionable_outer_loop_p): New function.
3440 (tree_if_conversion): Version the outer loop instead of the inner
3441 one if the pattern will be recognized for outer-loop
3444 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3446 * gcc/bb-reorder.c: Remove 'toplev.h' include.
3447 (pass_partition_blocks::gate): No longer check
3448 user_defined_section_attribute, instead check the function decl
3449 for a section attribute.
3450 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
3451 set user_defined_section_attribute.
3452 * gcc/final.c (rest_of_handle_final): Likewise.
3453 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
3454 * gcc/toplev.h: Remove declaration of
3455 user_defined_section_attribute.
3457 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3459 * config/mips/mips.md (casesi_internal_mips16_<mode>):
3460 Explicitly switch between JR and JRC for the table jump. Adjust
3463 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3465 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
3466 `insn_count' to 11 rather than 16.
3468 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3470 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
3471 `ltu' rather than `leu' operation in the RTL pattern
3473 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3475 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
3476 missing <d> instruction prefixes throughout. Correct
3479 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3481 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
3482 rather than R_MIPS_JALR relocation in microMIPS code. Do not
3483 cancel short delay slots in PIC call relaxation.
3485 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
3487 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
3488 general register with general register or ARM constant into SP
3491 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3494 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
3495 that loop->header == body_bb if broken_loop.
3497 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
3499 * tree-ssa-math-opts.c (bswap_replace): Remove test
3500 of SLOW_UNALIGNED_ACCESS.
3502 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
3504 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
3505 is selected. Pass -mgomp to offload compiler in OpenMP case.
3506 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
3507 declaration from nvptx.c.
3508 (nvptx_gen_shuffle): Declare.
3509 (nvptx_output_set_softstack): Declare.
3510 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
3511 (need_softstack_decl): New variable.
3512 (need_unisimt_decl): New variable.
3513 (diagnose_openacc_conflict): New. Use it...
3514 (nvptx_option_override): ...here. Handle TARGET_GOMP.
3515 (nvptx_encode_section_info): Handle "shared" attribute.
3516 (write_as_kernel): Restrict to OpenACC target regions.
3517 (init_softstack_frame): New.
3518 (nvptx_init_unisimt_predicate): New.
3519 (write_omp_entry): New. Use it...
3520 (nvptx_declare_function_name): ...here to emit OpenMP target region
3521 entrypoints. Handle TARGET_SOFT_STACK. Call
3522 nvptx_init_unisimt_predicate.
3523 (nvptx_output_set_softstack): New.
3524 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
3525 (nvptx_gen_shuffle): Export.
3526 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
3528 (nvptx_print_operand): Fix handling of instruction predicates.
3529 (nvptx_get_unisimt_master): New helper function.
3530 (nvptx_get_unisimt_predicate): Ditto.
3531 (nvptx_call_insn_is_syscall_p): Ditto.
3532 (nvptx_unisimt_handle_set): Ditto.
3533 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
3534 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
3535 (nvptx_handle_shared_attribute): New. Use it...
3536 (nvptx_attribute_table): ... here (new entry).
3537 (nvptx_record_offload_symbol): Handle NULL attributes.
3538 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
3539 (nvptx_simt_vf): New.
3540 (TARGET_SIMT_VF): Define.
3541 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
3542 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
3543 -muniform-simt option is active.
3544 (STACK_SIZE_MODE): Define.
3545 (FIXED_REGISTERS): Adjust.
3546 (SOFTSTACK_SLOT_REGNUM): New.
3547 (SOFTSTACK_PREV_REGNUM): New.
3548 (REGISTER_NAMES): Adjust.
3549 (struct machine_function): New fields.
3550 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
3551 (UNSPEC_VOTE_BALLOT): Ditto.
3552 (UNSPEC_LANEID): Ditto.
3553 (UNSPECV_NOUNROLL): Ditto.
3554 (atomic): New attribute.
3555 (predicable): New attribute. Generate predicated forms via
3557 (br_true): Mark as not predicable.
3559 (br_true_uni): Ditto.
3560 (br_false_uni): Ditto.
3562 (trap_if_true): Ditto.
3563 (trap_if_false): Ditto.
3564 (nvptx_fork): Ditto.
3565 (nvptx_forked): Ditto.
3566 (nvptx_joining): Ditto.
3567 (nvptx_join): Ditto.
3568 (nvptx_barsync): Ditto.
3569 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
3570 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
3571 (allocate_stack_<mode>): Remove unused pattern.
3572 (set_softstack_insn): New pattern.
3573 (restore_stack_block): Handle for TARGET_SOFT_STACK.
3574 (nvptx_vote_ballot): New pattern.
3575 (omp_simt_lane): Ditto.
3576 (omp_simt_last_lane): Ditto.
3577 (omp_simt_ordered): Ditto.
3578 (omp_simt_vote_any): Ditto.
3579 (omp_simt_xchg_bfly): Ditto.
3580 (omp_simt_xchg_idx): Ditto.
3581 (nvptx_nounroll): Ditto.
3582 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
3583 (atomic_exchange<mode>): Ditto.
3584 (atomic_fetch_add<mode>): Ditto.
3585 (atomic_fetch_addsf): Ditto.
3586 (atomic_fetch_<logic><mode>): Ditto.
3587 * config/nvptx/nvptx.opt (msoft-stack): New option.
3588 (muniform-simt): Ditto.
3590 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
3591 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
3592 * doc/invoke.texi (msoft-stack): Document.
3593 (muniform-simt): Document
3595 * doc/tm.texi: Regenerate.
3596 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
3597 * target.def: Define it.
3598 * target-insns.def (omp_simt_lane): New.
3599 (omp_simt_last_lane): New.
3600 (omp_simt_ordered): New.
3601 (omp_simt_vote_any): New.
3602 (omp_simt_xchg_bfly): New.
3603 (omp_simt_xchg_idx): New.
3605 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3607 * config/mips/mips-protos.h (mips_set_text_contents_type): New
3609 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
3610 (ASM_OUTPUT_CASE_END): Likewise.
3611 * config/mips/mips.c (mips_set_text_contents_type): New function.
3612 (mips16_emit_constants): Record the pool's initial label number
3613 with the `consttable' insn. Emit a `consttable_end' insn at the end.
3614 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
3615 for `consttable' insns.
3616 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
3617 for `consttable_end' insns.
3618 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
3619 (consttable): Add operand.
3620 (consttable_end): New insn.
3622 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
3624 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
3625 * tree-if-conv.c (tree_if_conversion): Make public.
3626 * * tree-if-conv.h: New file.
3627 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
3628 dynamic alias checks for epilogues.
3629 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
3630 * tree-vect-loop.c: include tree-if-conv.h.
3631 (new_loop_vec_info): Add zeroing orig_loop_info field.
3632 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
3633 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
3634 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
3635 using passed argument.
3636 (vect_transform_loop): Check if created epilogue should be returned
3637 for further vectorization with less vf. If-convert epilogue if
3638 required. Print vectorization success for epilogue.
3639 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
3640 if it is required, pass loop_vinfo produced during vectorization of
3641 loop body to vect_analyze_loop.
3642 * tree-vectorizer.h (struct _loop_vec_info): Add new field
3644 (LOOP_VINFO_ORIG_LOOP_INFO): New.
3645 (LOOP_VINFO_EPILOGUE_P): New.
3646 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
3647 (vect_do_peeling): Change prototype to return epilogue.
3648 (vect_analyze_loop): Add argument of loop_vec_info type.
3649 (vect_transform_loop): Return created loop.
3651 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
3653 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
3654 component as used also if LR_REGNO is a live input to the bb.
3655 * df-scan.c (df_get_entry_block_def_set): Return immediately after
3656 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
3657 (df_get_exit_block_use_set): Ditto.
3658 * df.h (df_scan_flags): New enum.
3659 * shrink-wrap.c (try_shrink_wrapping_separate): Set
3660 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
3661 df_update_entry_block_defs and df_update_exit_block_uses
3662 at the start; clear the flag and call those functions at the end.
3664 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3665 Alan Hayward <alan.hayward@arm.com>
3666 David Sherwood <david.sherwood@arm.com>
3668 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
3669 nb_iterations to the number of latch iterations rather than the
3670 number of loop iterations.
3672 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3673 Alan Hayward <alan.hayward@arm.com>
3674 David Sherwood <david.sherwood@arm.com>
3676 * combine.c (maybe_swap_commutative_operands): New function.
3677 (combine_simplify_rtx): Use it.
3678 (change_zero_ext): Likewise.
3679 (make_compound_operation_int): New function, split out of...
3680 (make_compound_operation): ...here. Use
3681 maybe_swap_commutative_operands for both.
3683 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
3685 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
3686 (neon-vfpv3): New FPU, currently an alias for 'neon'.
3687 * arm/arm-tables.opt: Regenerated.
3688 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
3690 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
3691 and 'neon' are aliases for specific implementations.
3693 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3694 Alan Hayward <alan.hayward@arm.com>
3695 David Sherwood <david.sherwood@arm.com>
3697 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
3698 and use it in the final call to gen_rtx_fmt_ee.
3699 (expand_vec_cond_expr): Update accordingly.
3700 (expand_vec_cmp_expr): Likewise.
3702 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3703 Alan Hayward <alan.hayward@arm.com>
3704 David Sherwood <david.sherwood@arm.com>
3706 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
3708 2016-11-16 Richard Biener <rguenther@suse.de>
3711 * gimplify.c (gimplify_function_tree): Do not instrument
3712 GNU extern inline functions.
3714 2016-11-16 Martin Liska <mliska@suse.cz>
3717 * gimplify.c (gimplify_switch_expr): Always save previous
3718 gimplify_ctxp->live_switch_vars.
3720 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3722 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
3723 zero_extract operations to allow a movb to occur.
3724 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
3725 * testsuite/gcc.target/arc/movb-2.c: Likewise.
3726 * testsuite/gcc.target/arc/movb-5.c: Likewise.
3727 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
3730 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3731 Alan Hayward <alan.hayward@arm.com>
3732 David Sherwood <david.sherwood@arm.com>
3734 * expr.c (emit_group_load_1): Tighten check for whether an
3735 access involves only one operand of a CONCAT. Use extract_bit_field
3736 for constants if the bit range does span the whole operand.
3738 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3739 Alan Hayward <alan.hayward@arm.com>
3740 David Sherwood <david.sherwood@arm.com>
3742 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
3744 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3745 Alan Hayward <alan.hayward@arm.com>
3746 David Sherwood <david.sherwood@arm.com>
3748 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
3749 all three iteration counts with an any_* test. Use a single update
3750 for each count. Fix the calculation of nb_iterations_estimate.
3752 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3754 * config/pdp11/pdp11.c: Include dbxout.h.
3756 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3758 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
3760 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3763 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
3764 proper ranges for an SBFX instruction.
3765 (extzv_t2): Likewise for UBFX.
3767 2016-11-16 Richard Biener <rguenther@suse.de>
3769 PR tree-optimization/78348
3770 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
3771 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
3772 (classify_partition): Set PKIND_MEMCPY if dependence analysis
3773 revealed no dependency, PKIND_MEMMOVE otherwise.
3775 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3778 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
3779 it points to non-NULL tree, use it instead of ubsan_create_data.
3780 (instrument_si_overflow): Handle vector signed integer overflow
3782 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
3783 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
3784 vector IFN_UBSAN_CHECK_*.
3785 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
3786 pass it through to ubsan_build_overflow_builtin.
3787 (expand_neg_overflow, expand_mul_overflow): Likewise.
3788 (expand_vector_ubsan_overflow): New function.
3789 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
3790 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
3791 (expand_arith_overflow): Adjust expand_*_overflow callers.
3793 2016-11-16 Matthias Klose <doko@ubuntu.com>
3795 * doc/install.texi: Remove references to java/libjava.
3797 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
3799 * tree-ssa-coalesce.c (register_default_def): Remove
3800 register_ssa_partition.
3801 (create_outofssa_var_map): Likewise.
3802 * tree-ssa-live.c (register_ssa_partition_check): Remove.
3803 * tree-ssa-live.h (register_ssa_partition): Likewise.
3805 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3807 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
3808 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
3809 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
3810 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
3811 rtx when all sub-rtx are also permanent.
3812 (attr_eq): Simplify.
3813 (attr_copy_rtx): Remove.
3814 (make_canonical, get_attr_value): Use attr_equal_p.
3815 (copy_boolean): Rehash NOT.
3816 (simplify_test_exp_in_temp,
3817 optimize_attrs): Remove call to attr_copy_rtx.
3818 (attr_alt_intersection, attr_alt_union,
3819 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
3820 (make_automaton_attrs): Use attr_eq.
3822 2016-11-15 Matthias Klose <doko@ubuntu.com>
3824 * doc/install.texi: Remove references to java/libjava.
3825 * doc/sourcebuild.texi: Likewise.
3826 * doc/invoke.texi: Likewise.
3827 * doc/standards.texi: Likewise.
3829 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3830 Alan Hayward <alan.hayward@arm.com>
3831 David Sherwood <david.sherwood@arm.com>
3833 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
3835 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3836 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3837 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3838 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3839 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3840 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3841 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
3843 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3844 Alan Hayward <alan.hayward@arm.com>
3845 David Sherwood <david.sherwood@arm.com>
3847 * dce.c (check_argument_store): Pass the size instead of
3848 the memory reference.
3849 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
3851 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3852 Alan Hayward <alan.hayward@arm.com>
3853 David Sherwood <david.sherwood@arm.com>
3855 * alias.c (canon_rtx): Use simplify_gen_binary.
3857 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3858 Alan Hayward <alan.hayward@arm.com>
3859 David Sherwood <david.sherwood@arm.com>
3861 * rtl.h (load_extend_op): Declare.
3862 * rtlanal.c (load_extend_op): New function.
3863 (nonzero_bits1): Use it.
3864 (num_sign_bit_copies1): Likewise.
3865 * cse.c (cse_insn): Likewise.
3866 * fold-const.c (fold_single_bit_test): Likewise.
3867 (fold_unary_loc): Likewise.
3868 * fwprop.c (free_load_extend): Likewise.
3869 * postreload.c (reload_cse_simplify_set): Likewise.
3870 (reload_cse_simplify_operands): Likewise.
3871 * combine.c (try_combine): Likewise.
3872 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
3873 subreg_lowpart_p checks.
3875 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3876 Alan Hayward <alan.hayward@arm.com>
3877 David Sherwood <david.sherwood@arm.com>
3879 * combine.c (simplify_shift_const_1): Use the number of bits
3880 in the inner mode to determine the range of the shift.
3881 When handling shifts of vectors, skip any rules that apply
3884 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3885 Alan Hayward <alan.hayward@arm.com>
3886 David Sherwood <david.sherwood@arm.com>
3888 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
3891 2016-11-15 Matthias Klose <doko@ubuntu.com>
3893 * doc/install.texi: Remove references to gcj/libjava.
3894 * doc/invoke.texi: Likewise.
3896 2016-11-15 Jeff Law <law@redhat.com>
3898 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
3899 parameter. Callers changed.
3900 (check-subpath_and_update_thread_path): Extracted from
3901 fsm_find_control_statement_thread_paths.
3902 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
3903 (handle_phi, handle_assignment): Allow any constant node, not
3906 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
3908 * config/arc/arc-arch.h: New file.
3909 * config/arc/arc-arches.def: Likewise.
3910 * config/arc/arc-cpus.def: Likewise.
3911 * config/arc/arc-options.def: Likewise.
3912 * config/arc/t-multilib: Likewise.
3913 * config/arc/genmultilib.awk: Likewise.
3914 * config/arc/genoptions.awk: Likewise.
3915 * config/arc/arc-tables.opt: Likewise.
3916 * config/arc/driver-arc.c: Likewise.
3917 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
3918 * common/config/arc/arc-common.c (arc_handle_option): Trace
3920 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
3921 options; check for supported cpu against arc-cpus.def file.
3922 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
3923 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
3924 * config/arc/arc-c.def: Add emacs local variables.
3925 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
3926 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
3927 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
3928 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
3929 (DEFAULT_arc_fpu_build): Define.
3930 (DEFAULT_arc_mpy_option): Define.
3931 * config/arc/arc-protos.h (arc_init): Delete.
3932 * config/arc/arc.c (arc_cpu_name): New variable.
3933 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
3934 (arc_arc700, arc_arc600, arc_arc601): New variable.
3935 (arc_init): Add static; remove selection of default tune value,
3936 cleanup obsolete error messages.
3937 (arc_override_options): Make use of .def files for selecting the
3938 right cpu and option configurations.
3939 * config/arc/arc.h (stdbool.h): Include.
3940 (TARGET_CPU_DEFAULT): Define.
3941 (CPP_SPEC): Remove mcpu=NPS400 handling.
3942 (arc_cpu_to_as): Declare.
3943 (EXTRA_SPEC_FUNCTIONS): Define.
3944 (OPTION_DEFAULT_SPECS): Likewise.
3945 (ASM_DEFAULT): Remove.
3946 (ASM_SPEC): Use arc_cpu_to_as.
3947 (DRIVER_SELF_SPECS): Remove deprecated options.
3948 (arc_base_cpu): Declare.
3949 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
3950 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
3952 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
3953 * config/arc/arc.md (attr_cpu): Remove.
3954 * config/arc/arc.opt (mno-mpy): Deprecate.
3955 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
3956 (mcpu=ARCHS): Remove.
3957 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
3959 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
3960 (arc_fpu): Use new defines.
3961 (mpy-option): Change to use numeric or string like inputs.
3962 * config/arc/t-arc (driver-arc.o): New target.
3963 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
3964 * config/arc/t-arc-newlib: Delete.
3965 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
3966 * doc/invoke.texi (ARC): Update arc options.
3968 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
3970 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
3971 insn at the beginning of the constant pool.
3972 (mips_insert_insn_pseudos): New function.
3973 (mips_machine_reorg2): Call it.
3974 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
3975 UNSPEC_INSN_PSEUDO enum values.
3976 (insn_pseudo, consttable): New insns.
3978 2016-11-15 Michael Matz <matz@suse.de>
3980 PR missed-optimization/77881
3981 * combine.c (simplify_comparison): Remove useless subregs
3982 also inside the loop, not just after it.
3983 (make_compound_operation): Recognize some subregs as being
3986 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
3987 Alan Hayward <alan.hayward@arm.com>
3988 David Sherwood <david.sherwood@arm.com>
3990 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
3993 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3995 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
3996 for using xxinsertw and vinsert{b,h} on ISA 3.0.
3998 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
3999 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
4000 vinsert{b,h} on ISA 3.0.
4002 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4004 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4005 and cmpnop in two steps: first the ones not accessed in original gimple
4006 expression in a endian independent way and then the ones not accessed
4007 in the final result in an endian-specific way.
4008 (bswap_replace): Stop doing big endian adjustment.
4010 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
4012 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
4013 (*ashl<mode>3_doubleword): Ditto.
4015 2016-11-14 Martin Liska <mliska@suse.cz>
4017 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
4019 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
4020 Richard Biener <rguenther@suse.de>
4022 * doc/invoke.texi (fgimple): Document.
4023 * dumpfile.h (TDF_GIMPLE): Add.
4024 * dumpfile.c (dump_options): Add gimple.
4025 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
4027 (dump_gimple_label): Likewise.
4028 (dump_gimple_phi): Likewise.
4029 (dump_gimple_bb_header): Likewise.
4030 (dump_phi_nodes): Likewise.
4031 (pp_cfg_jump): Likewise. Pass in dump flags.
4032 (dump_implicit_edges): Adjust.
4033 * passes.c (pass_init_dump_file): Do not dump function header
4035 * tree-cfg.c (dump_function_to_file): Dump function return type
4036 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
4038 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
4039 (dump_generic_node): Likewise.
4040 * function.h (struct function): Add pass_startwith member.
4041 * passes.c (execute_one_pass): Implement startwith.
4042 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
4043 and assign proper version for parsed ssa names.
4044 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
4045 * internal-fn.c (expand_PHI): New function.
4046 * internal-fn.h (expand_PHI): Declared here.
4047 * internal-fn.def: New defination for PHI.
4048 * tree-cfg.c (lower_phi_internal_fn): New function.
4049 (build_gimple_cfg): Call it.
4050 (verify_gimple_call): Condition for passing label as arg in internal
4052 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
4053 present PHIs with arguments.
4055 2016-11-14 Martin Liska <mliska@suse.cz>
4058 * common.opt: Add prefer-atomic as a new enum value for
4060 * coretypes.h: Likewise.
4061 * doc/invoke.texi: Document the new option value.
4062 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
4063 * tree-profile.c (tree_profiling): Select default value
4064 of -fprofile-update when 'prefer-atomic' is selected.
4066 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4068 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
4069 (cortex_a57_alu_shift): ...here.
4071 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4073 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
4075 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4076 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4077 (<optab>si3_insn_uxtw): Likewise.
4078 (<optab><mode>3_insn): Likewise.
4079 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
4080 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
4081 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
4082 (<optab><mode>): Likewise.
4083 (insv<mode>): Likewise.
4084 (andim_ashift<mode>_bfiz): Likewise.
4085 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
4086 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
4087 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
4088 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
4089 (exynos_m1_alu_p): Likewise.
4090 * config/arm/types.md: Add bfx.
4091 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
4093 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4095 * config/aarch64/aarch64.c (cortexa57_vector_cost):
4096 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
4098 2016-11-14 Richard Biener <rguenther@suse.de>
4100 PR tree-optimization/78312
4101 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
4102 flow-sensitive info.
4104 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
4107 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
4108 * config/avr/avr.opt (-mabsdata): New option.
4109 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
4110 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
4111 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
4112 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
4113 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
4114 spec depending on AVR_ISA_LDS.
4115 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
4117 2016-11-13 Jakub Jelinek <jakub@redhat.com>
4119 * match.pd: Don't try to compare addresses of variables with
4122 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
4124 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
4125 (propagate_vr_accross_jump_function): Handle unary expressions.
4126 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4127 (load_from_param_1): New.
4128 (load_from_unmodified_param): Factor common part into load_from_param_1.
4129 (load_from_param): New.
4130 (compute_complex_assign_jump_func): Handle unary expressions.
4131 (update_jump_functions_after_inlining): Likewise.
4132 (ipa_write_jump_function): Likewise.
4133 (ipa_read_jump_function): Likewise.
4135 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4138 * doc/invoke.texi: Document Wrestrict.
4139 * pretty-print.c (pp_format): Add case for "Z" specifier.
4140 (test_pp_format): Test "Z" specifier.
4142 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
4144 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
4145 original function needs a static chain.
4147 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
4150 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
4153 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
4156 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
4157 return early if !optional_tbtab.
4159 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
4161 PR rtl-optimization/59461
4162 * doc/rtl.texi (paradoxical subregs): Add missing word.
4163 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
4164 in modes with precision larger than that of last_set_mode.
4165 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
4166 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
4167 REGs to paradoxical SUBREGs.
4168 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
4169 larger than a word before invoking LOAD_EXTEND_OP on it.
4171 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4174 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
4175 element order for little endian ordering.
4177 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
4178 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
4181 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
4184 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
4185 when calculating operand 2.
4186 (rotate to rotatex zext splitter): Ditto.
4188 2016-11-11 Jeff Law <law@redhat.com>
4190 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
4192 (stmt_uses_name_in_undefined_way): New function, extracted from
4193 find_implicit_erroneous_behavior and extended for div/mod case.
4194 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
4195 find_explicit_erroneous_behavior and extended for div/mod case.
4196 (find_implicit_erroneous_behavior): Use new helper function.
4197 (find_explicit_erroneous_behavior): Use new helper function.
4199 2016-11-11 Richard Biener <rguenther@suse.de>
4201 PR tree-optimization/71575
4202 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
4205 2016-11-11 Richard Biener <rguenther@suse.de>
4208 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4209 about uninitialized destination arg of BIT_INSERT_EXPR.
4211 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
4214 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
4215 terminology. Expand to remove ambiguity.
4217 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4219 PR rtl-optimization/78232
4220 * combine.c (try_combine): Add a big comment about why reusing i2dest
4222 (change_zero_ext): Do not call simplify_gen_binary, do the
4223 simplifications manually.
4225 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4227 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
4228 enable HImode and QImode to go in vector registers by default if
4229 the -mvsx-small-integer option is enabled.
4230 (rs6000_secondary_reload_simple_move): Likewise.
4231 (rs6000_preferred_reload_class): Don't force integer constants to
4232 be loaded into vector registers that we can easily make into
4233 memory (or being created in the GPRs and moved over with direct move).
4234 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
4235 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
4236 vector extraction on ISA 3.0 when the scalar integer can be
4237 allocated in vector registers. Generate the VEC_SELECT directy,
4238 and don't use UNSPEC's to avoid having the scalar type in a vector
4239 register. Make the expander target registers, and let the
4240 combiner fold in results storing to memory, if the machine
4242 (vsx_extract_<mode>_di): Likewise.
4243 (vsx_extract_<mode>_p9): Likewise.
4244 (vsx_extract_<mode>_di_p9): Likewise.
4245 (vsx_extract_<mode>_store_p9): Likewise.
4246 (vsx_extract_si): Likewise.
4247 (vsx_extract_<mode>_p8): Likewise.
4248 (p9_lxsi<wd>zx): Delete, no longer used.
4249 (p9_stxsi<wd>x): Likewise.
4250 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
4251 integers in vector registers for ISA 3.0.
4252 (QHI): Update comment.
4253 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
4254 vector extract instructions in sign/zero extend.
4255 (zero_extendhi<mode>): Likewise.
4256 (extendqi<mode>): Likewise.
4257 (extendhi<mode>2): Likewise.
4258 (HImode splitter for load/sign extend in vector register): Likewise.
4259 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
4260 optimizing floating point conversions to/from small data types and
4261 rewrite it to support QImode/HImode being allowed in vector
4262 registers on ISA 3.0.
4263 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4264 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
4265 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4266 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
4267 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4268 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
4269 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4270 VSPLITISW on ISA 2.07.
4271 (movhi_internal): Combine movhi_internal and movqi_internal into
4272 one mov<mode>_internal with an iterator. Add support for QImode
4273 and HImode being allowed in vector registers. Make large number
4274 of attributes and constraints easier to read.
4275 (movqi_internal): Likewise.
4276 (mov<mode>_internal): Likewise.
4277 (movdi_internal64): Fix constraint to allow loading -16..15 with
4278 VSPLITISW on ISA 2.07.
4279 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4282 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4284 PR rtl-optimization/78241
4285 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4286 but emit initial peel copy if niter expr is not reliable.
4288 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4290 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4291 (maybe_record_trace_start): If the CFI is different on the new and
4292 old paths, print out both to the dump file before ICEing.
4294 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4296 * target.def (additional_allocno_class_p): New.
4297 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4298 * hooks.c (hook_bool_reg_class_t_false): New.
4299 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4300 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4301 * doc/tm.texi: Update.
4303 2016-11-10 Jason Merrill <jason@redhat.com>
4305 * gengtype.c (new_structure): Append to structures list.
4306 (find_structure): Likewise.
4308 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4310 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4311 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4314 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4316 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4317 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4319 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4320 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4321 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4322 teams distribute parallel for simd even to distribute and teams
4323 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4324 OMP_CLAUSE_DEPEND_SINK case.
4325 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4326 (omp_no_lastprivate): Removed.
4327 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4328 (gimplify_omp_for): Likewise.
4329 (computable_teams_clause): Fail for automatic vars from current
4330 function not yet seen in bind expr.
4331 * langhooks.c (lhd_omp_scalar_p): New function.
4332 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4333 * varpool.c (varpool_node::get_create): Set node->offloading
4334 even for DECL_EXTERNAL decls.
4335 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4336 (LANG_HOOKS_OMP_SCALAR_P): Define.
4337 (LANG_HOOKS_DECLS): Use it.
4339 2016-11-10 Martin Liska <mliska@suse.cz>
4342 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4343 only when SWITCH_BODY is a BIND_EXPR.
4345 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4348 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4349 on the context only when it has no DIE yet.
4351 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4353 * arm.h (target_cpus): Delete.
4354 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4355 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4356 (all_architectures): Likewise.
4357 (arm_option_override): Adjust use of CPU enums.
4358 (arm_sched_reorder): Likewise.
4359 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4360 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
4361 * arm/genopt.sh (processor_type): Prefix enumeration entries with
4363 * arm-tables.opt: Regenerated.
4365 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4367 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
4369 * config/aarch64/aarch64-tune.md: Regenerated.
4370 * config/arm/arm-cores.def (falkor): New core.
4371 * config/arm/arm-tables.opt: Regenerated.
4372 * config/arm/arm-tune.md: Regenerated.
4373 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
4374 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
4375 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
4376 (ARM Options/-mtune): Likewise.
4378 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
4381 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4383 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4384 (propagate_vr_accross_jump_function): Likewise.
4385 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4386 (load_from_param_1): New.
4387 (load_from_unmodified_param): Factor common part into load_from_param_1.
4388 (load_from_param): New.
4389 (compute_complex_assign_jump_func): Handle unary expressions.
4390 (ipa_write_jump_function): Likewise.
4391 (ipa_read_jump_function): Likewise.
4393 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
4395 * simplify-rtx.c (simplify_binary_operation_1): Simplify
4396 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
4397 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
4400 2016-11-09 David Malcolm <dmalcolm@redhat.com>
4402 * print-rtl-function.c: Include varasm.h.
4403 (print_any_param_name): New function.
4404 (print_param): New function.
4405 (print_rtx_function): Call print_param for each argument.
4406 * print-rtl.c (rtx_writer::finish_directive): New function.
4407 * print-rtl.h (rtx_writer::finish_directive): New decl.
4409 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
4412 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
4413 operand 0 as earlyclobber.
4414 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
4416 2016-11-09 Martin Liska <mliska@suse.cz>
4418 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
4420 2016-11-09 Jakub Jelinek <jakub@redhat.com>
4423 * builtins.c (expand_builtin_memcmp): Formatting fix.
4425 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
4426 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
4427 or of them, renumber other enumerators.
4428 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
4429 * doc/invoke.texi: Document -fsanitize=shift-base and
4430 -fsanitize-shift-exponent, document -fsanitize=shift as
4431 having those 2 suboptions.
4433 2016-11-09 Richard Biener <rguenther@suse.de>
4435 * fold-const.c (tree_swap_operands_p): Remove unused arg.
4436 * fold-const.c (tree_swap_operands_p): Likewise.
4437 (fold_binary_loc): Adjust.
4438 (fold_ternary_loc): Likewise.
4439 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
4440 * gimple-fold.c (fold_stmt_1): Likewise.
4441 * gimple-match-head.c (gimple_resimplify2): Likewise.
4442 (gimple_resimplify3): Likewise.
4443 (gimple_simplify): Likewise.
4444 * tree-ssa-dom.c (record_equality): Likewise.
4445 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
4446 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4447 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
4449 2016-11-09 Richard Biener <rguenther@suse.de>
4451 * tree-ssa-dom.c (canonicalize_comparison): Remove.
4452 (optimize_stmt): Remove redundant pre-propagation canonicalization
4453 of comparison operand order.
4455 2016-11-09 Martin Liska <mliska@suse.cz>
4457 * fold-const-call.c (fold_const_call): Fix the folding.
4459 2016-11-09 Richard Biener <rguenther@suse.de>
4461 * common.opt (flag_evaluation_order): Remove.
4462 * expr.c (expand_operands): Remove code guarded by
4463 flag_evaluation_order.
4464 * fold-const.c (reorder_operands_p): Remove, it always returns
4466 (negate_expr_p): Remove calls to reorder_operands_p.
4467 (fold_negate_expr): Likewise.
4468 (tree_swap_operands_p): Likewise.
4469 (fold_binary_loc): Likewise.
4471 2016-11-09 Andreas Schwab <schwab@suse.de>
4474 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
4475 insns operating on a register.
4477 2016-11-09 Richard Biener <rguenther@suse.de>
4479 PR tree-optimization/78007
4480 * tree-vect-stmts.c (vectorizable_bswap): New function.
4481 (vectorizable_call): Call vectorizable_bswap for
4482 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
4484 2016-11-09 Richard Biener <rguenther@suse.de>
4486 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
4487 Look at the DR_BASE_ADDRESS object for forcing alignment.
4489 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4491 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4492 (propagate_vr_accross_jump_function): Likewise.
4493 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4494 (load_from_param_1): New.
4495 (load_from_unmodified_param): Factor common part into load_from_param_1.
4496 (load_from_param): New.
4497 (compute_complex_assign_jump_func): Handle unary expressions.
4498 (ipa_write_jump_function): Likewise.
4499 (ipa_read_jump_function): Likewise.
4501 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4504 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
4505 Also fold constant passed as argument while computing value range.
4506 (propagate_constants_accross_call): Pass param type.
4507 * ipa-prop.c: export ipa_get_callee_param_type.
4508 * ipa-prop.h: export ipa_get_callee_param_type.
4510 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4512 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
4513 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
4515 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4517 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
4518 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
4519 ASAN_STACK_MAGIC_MIDDLE.
4520 (asan_global_struct): Increase the size of fields.
4521 (asan_add_global): Add new field constructor.
4522 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
4523 __asan_version_mismatch_check_v8.
4525 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
4527 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
4530 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
4533 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4534 Handle ASHIFT and LSHIFTRT.
4535 (dimode_scalar_chain::compute_convert_gain): Ditto.
4536 (dimode_scalar_chain::convert_insn): Ditto.
4538 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4540 * gimple-ssa-store-merging.c: Include selftest.h
4541 (verify_array_eq): New function.
4542 (verify_shift_bytes_in_array): Likewise.
4543 (verify_shift_bytes_in_array_right): Likewise.
4544 (verify_clear_bit_region): Likewise.
4545 (verify_clear_bit_region_be): Likewise.
4546 (store_merging_c_tests): Likewise.
4547 * selftest.h (store_merging_c_tests): Declare prototype.
4548 * selftest-run-tests.c (selftest::run_tests): Run
4549 store_merging_c_tests.
4551 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4553 * config/arm/arm.opt (mold-rtx-costs): Delete.
4554 (mnew-generic-costs): Delete.
4555 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
4556 * config/arm/arm.c (arm_rtx_costs_1): Delete.
4557 (arm_size_rtx_costs): Likewise.
4558 (arm_slowmul_rtx_costs): Likewise.
4559 (arm_fastmul_rtx_costs): Likewise.
4560 (arm_xscale_rtx_costs): Likewise.
4561 (arm_9e_rtx_costs): Likewise.
4562 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
4563 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
4564 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
4565 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
4566 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
4567 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
4568 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
4569 arm_cortex_m7_tune):
4570 Delete rtx_costs field.
4571 (arm_new_rtx_costs): Rename to...
4572 (arm_rtx_costs_internal): ... This.
4573 (arm_rtx_costs): Remove old way of doing rtx costs.
4575 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4577 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
4578 (arm_fastmul_tune): Likewise.
4579 (arm_strongarm_tune): Likewise.
4580 (arm_xscale_tune): Likewise.
4581 (arm_9e_tune): Likewise.
4582 (arm_marvell_pj4_tune): Likewise.
4583 (arm_v6t2_tune): Likewise.
4584 (arm_v6m_tune): Likewise.
4585 (arm_fa726te_tune): Likewise.
4587 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4589 PR tree-optimization/78234
4590 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
4593 2016-11-08 Martin Liska <mliska@suse.cz>
4596 * dbgcnt.def: Add new debug counter asan_use_after_scope.
4597 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
4598 with a value expr. Do not add artificial variables to
4599 live_switch_vars. Use the debug counter.
4600 (gimplify_target_expr): Use the debug counter.
4601 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
4602 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
4603 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
4605 2016-11-08 Richard Biener <rguenther@suse.de>
4607 * tree-vect-stmts.c (get_group_load_store_type): If the
4608 access is aligned do not trigger peeling for gaps.
4609 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
4610 force alignment of vars with DECL_USER_ALIGN.
4612 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
4614 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
4616 2016-11-08 Richard Biener <rguenther@suse.de>
4618 PR tree-optimization/78205
4619 * tree-vect-stmts.c (vectorizable_load): Move check whether
4620 we may run into gaps when BB vectorizing SLP permutations ...
4621 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
4622 here where we can do a more precise check.
4624 2016-11-08 Richard Biener <rguenther@suse.de>
4626 PR tree-optimization/78224
4627 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
4628 Split the fallthru edge in case its successor may have PHIs.
4629 Do not free dominance info.
4631 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4634 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4635 EH info even for bzhi and pdep/pext.
4637 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
4639 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
4640 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
4642 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
4644 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
4646 * config/rs6000/vector.md (div<mode>3): Ditto.
4648 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
4650 * configure.ac (.hidden): Change to conftest_s string. Provide string
4652 (gcc_cv_ld_hidden): Yes for AIX.
4653 * configure: Regenerate.
4655 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
4657 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
4658 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
4659 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
4660 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
4661 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4662 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
4664 (rs6000_xcoff_visibility): New.
4665 (rs6000_xcoff_declare_function_name): Add visibility support.
4666 (rs6000_xcoff_asm_globalize_decl_name): New.
4667 (rs6000_xcoff_asm_output_aligned_decl_common): New.
4668 (rs6000_asm_weaken_decl): New.
4669 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
4670 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
4673 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
4676 * incpath.c (remove_dup): Also silently ignore EPERM.
4678 2016-11-07 Martin Jambor <mjambor@suse.cz>
4680 * tree.c (verify_type_variant): Use pointer comparison to check that
4681 TYPE_SIZE_UNIT match.
4683 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4686 * dse.c (dse_step5): Call scan_reads even if just
4687 insn_info->frame_read. Improve and fix dump file messages.
4690 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
4691 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
4693 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4696 * match.pd: Add following two patterns:
4697 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
4698 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
4700 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
4702 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
4703 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
4704 * rtl.h (duplicate_reg_notes): Declare.
4705 * rtlanal.c (duplicate_reg_note): New function.
4707 PR rtl-optimization/77309
4708 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
4709 don't assume an equality comparison for plain COMPARE.
4710 (simplify_comparison): Pass a more accurate code to
4711 make_compound_operation.
4713 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
4715 * target.def (compute_pressure_classes): New target hook.
4716 * doc/tm.texi.in: Document it.
4717 * doc/tm.texi: Regenerate.
4718 * ira.c (setup_pressure_classes): Call target hook if defined.
4720 2016-11-07 David Malcolm <dmalcolm@redhat.com>
4722 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
4724 (rtx_writer::print_rtx): In compact mode, omit trailing operands
4725 that have the default values.
4726 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
4728 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
4729 label string from expected dump.
4730 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
4733 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4736 * alias.c (nonoverlapping_memrefs_p): If one decl is
4737 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
4739 2016-11-07 Richard Biener <rguenther@suse.de>
4742 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4745 2016-11-07 Richard Biener <rguenther@suse.de>
4747 PR tree-optimization/78218
4748 * gimple-ssa-store-merging.c
4749 (pass_store_merging::terminate_all_aliasing_chains):
4750 Drop unused argument, fix alias check to also consider uses.
4751 (pass_store_merging::execute): Adjust.
4753 2016-11-07 Richard Biener <rguenther@suse.de>
4755 PR tree-optimization/78228
4756 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
4759 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4762 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
4763 aarch64_simd_shift_imm_<mode> predicate for operand 1.
4764 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
4765 to restrict them to an appropriate range and add FAIL check if the
4766 region they specify is out of range. Delete useless constraint
4768 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
4769 2 and 3 to restrict their range and add pattern predicate.
4771 2016-11-07 Martin Liska <mliska@suse.cz>
4773 * asan.c (enum asan_check_flags): Move the enum to header file.
4774 (asan_init_shadow_ptr_types): Make type creation more generic.
4775 (shadow_mem_size): New function.
4776 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
4777 Rewritten stack unpoisoning code.
4778 (build_shadow_mem_access): Add new argument return_address.
4779 (instrument_derefs): Instrument local variables if use after scope
4780 sanitization is enabled.
4781 (asan_store_shadow_bytes): New function.
4782 (asan_expand_mark_ifn): Likewise.
4783 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
4784 * asan.h (enum asan_mark_flags): Moved here from asan.c
4785 (asan_protect_stack_decl): Protect all declaration that need
4787 (asan_sanitize_use_after_scope): New function.
4788 (asan_no_sanitize_address_p): Likewise.
4789 * cfgexpand.c (partition_stack_vars): Consider
4790 asan_sanitize_use_after_scope in condition.
4791 (expand_stack_vars): Likewise.
4792 * common.opt (-fsanitize-address-use-after-scope): New option.
4793 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4794 Explain the parameter.
4795 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
4796 * gimplify.c (build_asan_poison_call_expr): New function.
4797 (asan_poison_variable): Likewise.
4798 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
4799 variables that have address taken.
4800 (gimplify_decl_expr): Likewise.
4801 (gimplify_target_expr): Likewise for C++ temporaries.
4802 (sort_by_decl_uid): New function.
4803 (gimplify_expr): Unpoison all variables for a label we can jump
4804 from outside of a scope.
4805 (gimplify_switch_expr): Unpoison variables defined in the switch
4807 (gimplify_function_tree): Clear asan_poisoned_variables.
4808 (asan_poison_variables): New function.
4809 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
4810 * internal-fn.c (expand_ASAN_MARK): New function.
4811 * internal-fn.def (ASAN_MARK): Declare.
4812 * opts.c (finish_options): Handle -fstack-reuse if
4813 -fsanitize-address-use-after-scope is enabled.
4814 (common_handle_option): Enable address sanitization if
4815 -fsanitize-address-use-after-scope is enabled.
4816 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
4818 * params.h: Likewise.
4819 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
4820 * sanitizer.def: Define __asan_poison_stack_memory and
4821 __asan_unpoison_stack_memory functions.
4822 * asan.c (asan_mark_poison_p): New function.
4823 (transform_statements): Handle asan_mark_poison_p calls.
4824 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
4826 2016-11-07 Tamar Christina <tamar.christina@arm.com>
4829 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
4831 2016-11-07 Martin Liska <mliska@suse.cz>
4833 * tree-profile.c (gimple_gen_time_profiler): Set proper type
4834 to time_profiler_counter_ptr.
4836 2016-11-07 Richard Biener <rguenther@suse.de>
4838 PR tree-optimization/37150
4839 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
4841 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
4842 (vect_analyze_slp_cost_1): Account for the real number of
4843 permutations emitted and for dead loads.
4844 (vect_transform_slp_perm_load): Add n_perms parameter counting
4845 the number of emitted permutations.
4846 * tree-vect-stmts.c (vectorizable_load): Adjust.
4848 2016-11-07 Richard Biener <rguenther@suse.de>
4850 PR tree-optimization/78189
4851 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
4852 alignment computation.
4854 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
4856 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
4858 2016-11-05 Martin Sebor <msebor@redhat.com>
4860 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
4863 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
4867 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
4869 2016-11-04 Jakub Jelinek <jakub@redhat.com>
4872 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
4873 doesn't have rtl set.
4875 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4877 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
4878 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
4879 rs6000_gimple_fold_builtin.
4880 (rs6000_gimple_fold_builtin): New function. Add handling for
4881 early expansion of vector addition builtins.
4883 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4885 * expr.h (copy_blkmode_from_reg): Delete.
4886 * expr.c (copy_blkmode_from_reg): Make static.
4888 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
4890 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
4891 * combine.c (LOAD_EXTEND_OP): Delete.
4892 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
4893 * cse.c (LOAD_EXTEND_OP): Delete.
4894 * fold-const.c (LOAD_EXTEND_OP): Likewise.
4895 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
4896 * postreload.c (LOAD_EXTEND_OP): Delete.
4897 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
4898 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
4899 (find_reloads): Likewise.
4900 * reload1.c (eliminate_regs_1): Likewise.
4901 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
4902 (num_sign_bit_copies1): Likewise.
4904 2016-11-04 David Malcolm <dmalcolm@redhat.com>
4906 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
4907 (selftest::ix86_test_dumping_hard_regs): New function.
4908 (selftest::ix86_run_selftests): New function.
4909 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
4910 selftest::ix86_run_selftests.
4911 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
4912 * doc/tm.texi: Regenerate
4913 * selftest-rtl.h: New file.
4914 * rtl-tests.c: Include "selftest-rtl.h".
4915 (selftest::assert_rtl_dump_eq): Make non-static.
4916 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
4917 (selftest::test_dumping_regs): Update comment.
4918 * selftest-run-tests.c: Include "target.h".
4919 (selftest::run_tests): If non-NULL, call
4920 targetm.run_target_selftests.
4921 * target.def (run_target_selftests): New hook.
4923 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4925 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
4926 representative core for this architecture.
4927 * config/arm/arm-cores.def (cortex-m33): Define new processor.
4928 * config/arm/arm-tables.opt: Regenerate.
4929 * config/arm/arm-tune.md: Likewise.
4930 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
4931 valid -mcpu options.
4932 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
4934 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4936 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
4937 representative core for this architecture.
4938 * config/arm/arm-cores.def (cortex-m23): Define new processor.
4939 * config/arm/arm-tables.opt: Regenerate.
4940 * config/arm/arm-tune.md: Likewise.
4941 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
4942 this tuning parameters apply to in the comment.
4943 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
4944 valid -mcpu options.
4945 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
4947 2016-11-04 Bin Cheng <bin.cheng@arm.com>
4949 * fold-const.c (fold_cond_expr_with_comparison): Remove call
4950 to pedantic_non_lvalue_loc. Remove useless code for lvalue
4951 where cond_expr can't be a lvalue.
4953 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
4955 * config/arc/arc.c (arc_process_double_reg_moves): Use
4957 * config/arc/arc.md (movsi_insn): Disable unsupported move
4958 instructions for ARCv2 cores.
4959 (movdi): Use prepare_move_operands.
4960 (movsf, movdf): Use move_dest_operand predicate.
4961 * config/arc/constraints.md (Chs): Enable when barrel shifter is
4963 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
4964 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
4966 (dexcl_3op_peep2_insn_nores): Likewise.
4967 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
4968 (LINK_COMMAND_SPEC): Remove.
4970 2016-11-04 Richard Biener <rguenther@suse.de>
4973 * loop-invariant.c (find_exits): Record entering inner
4974 loops as possibly exiting to handle infinite sub-loops.
4975 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
4976 (fill_always_executed_in_1): Honor infinite child loops.
4978 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4981 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
4982 has already been adjusted for endianness, so don't adjust it any
4986 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
4987 ICmode unless we have standard PowerPC floating point.
4988 * config/rs6000/rs6000.md (FP iterator): Likewise.
4989 (FMOVE128 iterator): Likewise.
4991 2016-11-03 Jakub Jelinek <jakub@redhat.com>
4992 Alexandre Oliva <aoliva@redhat.com>
4993 Jason Merrill <jason@redhat.com>
4997 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
4999 * langhooks.c (lhd_type_dwarf_attribute): New function.
5000 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
5001 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
5002 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
5003 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
5004 (check_qualified_type, check_aligned_type): Call it.
5005 * dwarf2out.c (modified_type_die): Don't use type_main_variant
5006 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5007 check_base_type and check_lang_type.
5008 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
5009 return early. For pointer-to-data-member add DW_AT_use_location
5011 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
5013 (gen_type_die_with_usage): Don't use type_main_variant
5014 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5015 check_base_type and check_lang_type. Formatting fixes. Call
5016 get_debug_type langhook.
5018 2016-11-03 Jason Merrill <jason@redhat.com>
5020 * tree.c (check_lang_type): New.
5021 (check_qualified_type): Use it.
5022 (check_aligned_type): Use it.
5023 * tree.h: Declare it.
5025 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
5027 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
5028 (arm*-freebsd*): Likewise.
5029 (arm*-*-netbsdelf*): Likewise.
5030 (arm*-*-linux*): Likewise.
5031 (arm*-*-uclinux*eabi*): Likewise.
5032 (arm*-*-phoenix*): Likewise.
5033 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
5034 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
5035 specified. Default to arm6 if target_cpu_cname is not set.
5036 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
5037 default cpu has been correctly configured.
5038 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
5039 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
5040 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
5041 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
5042 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5043 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
5044 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5046 2016-11-03 Jiong Wang <jiong.wang@arm.com>
5048 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
5049 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
5050 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
5051 (output_cfa_loc): Support DW_CFA_val_expression.
5052 (output_cfa_loc_raw): Likewise.
5053 (output_cfi): Likewise.
5054 (output_cfi_directive): Likewise.
5055 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
5056 (dw_cfi_oprnd2_desc): Likewise.
5057 (mem_loc_descriptor): Recognize new pattern generated for value
5060 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
5062 PR rtl-optimization/78186
5063 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
5064 well, when converting to IOR.
5066 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
5068 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
5069 (vec_interleave_highv8qi): Likewise.
5071 2016-11-03 Martin Liska <mliska@suse.cz>
5073 * profile.c (instrument_values): Fix coding style.
5074 (branch_prob): Use renamed function.
5075 * tree-profile.c (init_ic_make_global_vars): Likewise.
5076 (gimple_init_edge_profiler): Rename to
5077 gimple_init_gcov_profiler.
5078 tree_time_profiler_counter variable declaration.
5079 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
5081 * value-prof.h: Remove an argument.
5083 2016-11-03 Richard Biener <rguenther@suse.de>
5085 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
5086 symtab_node::get_create.
5088 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5090 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
5091 Move comments into more natural position.
5093 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
5095 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
5096 (PTRDIFF_TYPE): Define as int.
5098 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5100 * ccmp.c (expand_ccmp_expr_1): Adjust.
5101 (expand_ccmp_expr): Likewise.
5102 (expand_ccmp_next): Likewise.
5103 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
5104 (aarch64_gen_ccmp_first): Likewise.
5105 * doc/tm.texi: Regenerate.
5106 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
5107 (gen_ccmp_next): Likewise.
5109 2016-11-03 Bin Cheng <bin.cheng@arm.com>
5111 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
5112 (vect_is_simple_reduction): Swap cond_reduction by inversion.
5114 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
5116 * config/i386/i386.c (ix86_init_libfuncs): New. Call
5117 darwin_rename_builtins here.
5118 (ix86_expand_divmod_libfunc): New.
5119 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
5120 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
5122 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
5123 Nathan Sidwell <nathan@acm.org>
5125 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
5127 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
5129 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
5131 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
5132 to format MODE_INT and MODE_PARTIAL_INT literals.
5134 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
5137 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
5138 NULL if TARGET_SPE_ABI.
5140 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5142 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
5143 clear padding bits even when they're less than a byte.
5145 2016-11-02 Richard Biener <rguenther@suse.de>
5147 * gimple-ssa-store-merging.c: Include gimplify-me.h.
5148 (imm_store_chain_info::output_merged_stores): Force base_addr
5149 to be proper GIMPLE for a MEM_REF address.
5150 (pass_store_merging::execute): Restrict negative bitpos
5151 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
5152 check. Take into account non-NULL_TREE offset if the base
5153 is already addressable.
5155 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
5157 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
5159 (aarch64_be_crypto_sha1hv4si): New pattern.
5161 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
5163 * config/aarch64/aarch64.md (add<mode>3): Remove
5164 redundant code. Don't split frame based additions.
5166 2016-11-02 Richard Biener <rguenther@suse.de>
5168 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
5169 redundant val and dest members.
5170 (store_immediate_info::store_immediate_info): Adjust.
5171 (merged_store_group::merged_store_group): Adjust.
5172 (merged_store_group::apply_stores): Likewise.
5173 (struct imm_store_chain_info): Add base_addr field.
5174 (imm_store_chain_info::imm_store_chain_info): New constructor.
5175 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
5176 (imm_store_chain_info::output_merged_store): Likewise. Use
5177 addr_base which is already the address.
5178 (imm_store_chain_info::output_merged_stores): Likewise.
5179 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
5180 imm_store_chain_info instead of base. Fix alias check.
5181 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
5182 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
5183 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
5184 use the address of the base and adjust for other changes.
5186 2016-11-02 Martin Liska <mliska@suse.cz>
5188 * fold-const-call.c (host_size_t_cst_p): Test whether
5189 t is convertible to size_t.
5191 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5193 PR tree-optimization/78170
5194 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
5195 introduced by native_encode_expr on little-endian as well.
5197 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5199 PR tree-optimization/78162
5200 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
5203 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5205 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
5207 (aarch64_next_callee_save): Likewise.
5208 (aarch64_pushwb_single_reg): Likewise.
5209 (aarch64_gen_storewb_pair): Likewise.
5210 (aarch64_push_regs): Likewise.
5211 (aarch64_gen_loadwb_pair): Likewise.
5212 (aarch64_pop_regs): Likewise.
5213 (aarch64_gen_store_pair): Likewise.
5214 (aarch64_gen_load_pair): Likewise.
5215 (aarch64_save_callee_saves): Likewise.
5216 (aarch64_restore_callee_saves): Likewise.
5218 2016-11-02 Richard Biener <rguenther@suse.de>
5220 PR tree-optimization/78035
5221 PR tree-optimization/77964
5222 * gimple-pretty-print.c (pp_points_to_solution): Print
5223 vars_contains_interposable.
5224 * tree-ssa-alias.c: Include varasm.h.
5225 (ptrs_compare_unequal): Check vars_contains_interposable and
5226 decl_binds_to_current_def_p.
5227 (dump_points_to_solution): Dump vars_contains_interposable.
5228 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
5230 * tree-ssa-structalias.c: Include varasm.h.
5231 (set_uids_in_ptset): Record whether vars contains a
5232 not decl_binds_to_current_def_p variable in vars_contains_interposable.
5233 (ipa_escaped_pt): Update initializer.
5235 2016-11-02 Richard Biener <rguenther@suse.de>
5237 PR tree-optimization/78047
5238 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
5239 fake field at offset zero conservatively regarding to may_have_pointers.
5241 2016-11-02 Richard Biener <rguenther@suse.de>
5243 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
5244 infer_value_range on stmt ops and update value-ranges.
5245 Dump visited stmts and blocks.
5246 (evrp_dom_walker::push_value_range): Dump changes.
5247 (evrp_dom_walker::pop_value_range): Likewise.
5248 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
5250 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5252 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
5254 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
5256 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5258 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
5259 and adjust for that.
5260 * cfgrtl.h (delete_insn_chain): Adjust prototype.
5262 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5264 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
5266 (transcode_memory_rtx): Likewise.
5267 (move_to_acc): Likewise.
5268 (move_from_acc): Likewise.
5269 (move_acc_to_reg): Likewise.
5270 (move_to_x): Likewise.
5271 (move_to_hl): Likewise.
5272 (move_to_de): Likewise.
5273 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5274 (rs6000_emit_savres_rtx): Likewise.
5275 (rs6000_emit_prologue): Likewise.
5276 * reorg.c (update_reg_unused_notes): Likewise.
5277 * rtl.h (remove_note): Adjust prototype.
5278 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5280 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5282 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5283 variables so some can be rtx_insn *.
5284 (alpha_emit_xfloating_libcall): Likewise.
5285 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5286 (mips_legitimize_tls_address): Likewise.
5287 * optabs.c (expand_binop): Likewise.
5288 * reload1.c (gen_reload): Likewise.
5290 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5292 * reorg.c (relax_delay_slots): Split up the trial variable.
5294 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5296 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5297 of variables rtx_insn *.
5298 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5299 (legitimize_tls_address): Likewise.
5300 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5301 (bfin_gen_bundles): Likewise.
5302 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5303 (c6x_reorg): Likewise.
5304 * config/frv/frv.c (frv_reorder_packet): Likewise.
5305 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5306 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5307 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5308 * config/mn10300/mn10300.c: Likewise.
5309 * config/rl78/rl78.c: Likewise.
5310 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5311 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5312 (sh_expand_cmpnstr): Likewise.
5313 (sh_expand_strlen): Likewise.
5314 (sh_expand_setmem): Likewise.
5315 * config/sh/sh.md: Likewise.
5316 * emit-rtl.c (emit_pattern_before): Likewise.
5317 * except.c: Likewise.
5318 * final.c: Likewise.
5321 2016-11-01 Jason Merrill <jason@redhat.com>
5323 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5324 a COND_EXPR with constant condition.
5326 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5328 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5329 and its initialization.
5331 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5333 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5336 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5338 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5339 argument, don't call add_linkage_name if it is true.
5340 (gen_variable_die): For C++ inline static data members, consider the
5341 initial call when old_die is NULL to be declaration and call
5342 add_name_and_src_coords_attributes in that case with true as
5343 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5344 (gen_member_die): For C++ inline static data members, emit a
5345 definition DIE right away in DW_TAG_compile_unit context.
5347 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5350 * config/pa/pa.md: Add new shift/add patterns to handle
5351 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5353 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5355 * config/xtensa/xtensa-protos.h
5356 (xtensa_use_return_instruction_p): New prototype.
5357 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5358 xtensa_callee_save_size): Remove.
5359 (struct machine_function): Add new fields: current_frame_size,
5360 callee_save_size, frame_laid_out and epilogue_done.
5361 (compute_frame_size, xtensa_expand_prologue,
5362 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
5363 cfun->machine->callee_save_size and xtensa_current_frame_size
5364 with cfun->machine->current_frame_size.
5365 (compute_frame_size): Update cfun->machine->frame_laid_out and
5366 don't update frame layout after reload completion.
5367 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
5368 instead of zeroing xtensa_current_frame_size.
5369 (xtensa_use_return_instruction_p): New function.
5370 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
5372 (INITIAL_ELIMINATION_OFFSET): Use return value of
5373 compute_frame_size instead of xtensa_current_frame_size value.
5374 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
5375 function xtensa_use_return_instruction_p instead of inline code.
5377 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5379 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
5380 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
5381 * dwarf2out.c (rnglist_idx): New variable.
5382 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
5383 (DEBUG_RNGLISTS_SECTION): Define.
5384 (ranges_base_label): New variable.
5385 (size_of_die) <case dw_val_class_range_list>: If using
5386 DW_FORM_rnglistx, count size of uleb128 of range list index.
5387 (value_format) <case dw_val_class_range_list>: For
5388 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
5389 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
5390 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
5391 (add_ranges_num): Remove useless prototype. Don't multiply
5392 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
5393 for new fields added to dw_ranges struct.
5394 (add_ranges): Add maybe_new_sec argument and pass it
5395 through to add_ranges_num.
5396 (note_rnglist_head): New function.
5397 (add_ranges_by_labels): Pass true as maybe_new_sec to
5398 add_ranges_num, call note_rnglist_head on the head of the list.
5399 (output_ranges): Add function comment. Switch to
5400 .debug_ranges section here and emit .Ldebug_ranges0 label.
5401 (index_rnglists, output_rnglists): New functions.
5402 (gen_subprogram_die): Formatting fixes.
5403 (add_high_low_attributes): Don't divide offsets
5404 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
5405 first list element or when pointing into the middle of
5406 a list. Pass true as second argument to add_ranges on the
5407 first block fragment after cold/hot section switch.
5408 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
5409 section instead of .debug_ranges. Initialize
5410 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
5411 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
5412 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
5413 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
5414 Call output_rnglists for -gdwarf-5.
5415 (dwarf2out_c_finalize): Clear rnglist_idx.
5417 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
5419 * combine.c (simplify_compare_const): Add gcc_fallthrough.
5421 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
5422 Tamar Christina <tamar.christina@arm.com>
5424 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
5425 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
5426 (vmaxnmq_f32): Likewise.
5427 (vminnm_f32): Likewise.
5428 (vminnmq_f32): Likewise.
5429 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
5431 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
5434 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5436 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
5437 binary floating point types supported by the hardware except for
5439 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
5440 vector instruction for optimizing extracting a SImode from a
5441 V4SImode vector and converting it to floating point.
5442 (vsx_xvcvuxwdp_df): Likewise.
5443 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
5444 registers to be any VSX register. Move stores to the end of the
5446 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
5447 to optimize extracting a SImode from a V4SImode vector and
5448 converting it to a binary floating point type supported by the
5449 hardware. Use the vector converts instead of extracting the
5450 element, sign extending it, and then converting it to double.
5451 Other floating point types than double first convert to double,
5452 then the double is converted to that type.
5453 (vsx_extract_si_<uns>float_<mode>): Likewise.
5455 2016-10-31 Andrew Pinski <apinski@cavium.com>
5457 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
5458 Rewrite handling of part num to handle the case where
5459 multiple implementers share the same part num.
5461 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
5462 Jakub Jelinek <jakub@redhat.com>
5464 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
5465 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
5467 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5469 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
5470 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
5471 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
5472 (is_cu_die, is_unit_die): Likewise.
5473 (should_move_die_to_comdat, break_out_comdat_types): Adjust
5474 comments for DWARF5 DW_UT_type units.
5475 (output_compilation_unit_header): Add UT argument, output
5476 start of DWARF5 .debug_info section header.
5477 (output_comp_unit): Add dwo_id argument. Adjust
5478 output_compilation_unit_header caller, for DW_UT_split_compile
5479 emit dwo_id field, otherwise padding1. Emit padding2 field.
5480 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
5481 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
5482 (output_skeleton_debug_sections): Add dwo_id argument, for
5483 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
5484 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
5485 DW_UT_type or DW_UT_split_type units rather than .debug_types.
5486 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
5487 DW_TAG_compile_unit for skeleton unit die. Don't add
5488 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
5489 address to output_comp_unit and output_skeleton_debug_sections.
5491 * dwarf2out.c (debug_line_str_section): New variable.
5492 (debug_line_str_hash): Likewise.
5493 (DEBUG_LINE_STR_SECTION): Define.
5494 (set_indirect_string): Handle DW_FORM_line_strp like
5496 (find_string_form): Fix up formatting.
5497 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
5499 (output_die): Handle DW_FORM_line_strp.
5500 (DWARF5_USE_DEBUG_LINE_STR): Define.
5501 (output_line_string): New function.
5502 (output_file_names): Add -gdwarf-5 support.
5503 (output_line_info): Likewise.
5504 (init_sections_and_labels): Initialize debug_line_str_section.
5505 (output_indirect_string): Change 2nd argument from void *
5506 to enum dwarf_form form, compare with form rather than
5508 (output_indirect_strings): Pass DW_FORM_strp to
5509 output_indirect_string traversion.
5510 (dwarf2out_finish): Output .debug_line_str strings.
5511 (dwarf2out_c_finalize): Clear debug_line_str_section and
5512 debug_line_str_hash.
5514 2016-10-31 Tom Tromey <tom@tromey.com>
5517 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
5518 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
5519 DW_OP_GNU_push_tls_address case.
5520 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
5522 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5524 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
5525 for frame_offset_rel bit.
5526 (struct array_descr_info): Add rank field.
5527 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
5528 and placeholder_seen fields.
5529 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
5530 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
5531 DW_OP_pick 1 into DW_OP_over.
5532 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
5533 gen_variant_part): Clear placeholder_{arg,seen}.
5534 (loc_list_from_tree_1): Drop const from context argument.
5535 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
5536 (loc_list_for_address_of_addr_expr_of_indirect_ref,
5537 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
5539 (add_scalar_info): Drop const from context argument. Handle
5540 context->placeholder_arg.
5541 (add_bound_info): Drop const from context argument.
5542 (gen_descr_array_type_die): Drop const from ctx variable.
5543 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
5544 attribute and use a single DW_TAG_generic_subrange instead of
5545 7 DW_TAG_subrange_type for assumed rank arrays.
5547 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
5548 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
5549 from bool to 1-bit uchar bitfield. Add num_assigned and
5550 offset_emitted bitfields.
5551 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
5552 for dw_val_class_lineptr and dw_val_class_macptr. Handle
5553 dw_val_class_loclistsptr.
5554 (new_addr_loc_descr): Fix up formatting.
5555 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
5556 (add_AT_low_high_pc): Fix up formatting.
5557 (add_AT_loclistsptr): New function.
5558 (AT_lbl): Allow dw_val_class_loclistsptr.
5559 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
5560 Handle dw_val_class_loclistsptr.
5561 (loc_list_idx): New variable.
5562 (output_loclists_offsets, assign_location_list_indexes): New
5564 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
5565 add size_of_uleb128 of the index. Drop never used
5566 dwarf_split_debug_info AT_index handling. Handle
5567 dw_val_class_loclistsptr.
5568 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
5569 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
5570 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
5571 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
5572 DW_FORM_loclistx indexes.
5573 (output_attr_index_or_value): Fix up formatting. Don't handle
5574 dw_val_class_loc_list here.
5575 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
5576 For dw_val_class_loc_list call output_loc_list_offset rather than
5577 output_attr_index_or_value.
5578 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
5579 or .debug_loclists.dwo section name for debug_loc_section.
5580 (resolve_addr_in_expr): Formatting fix.
5581 (index_location_lists): Likewise.
5582 (dwarf2out_finish): If there are any location lists, for
5583 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
5584 index_location_lists only if have_location_lists. Call
5585 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
5586 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
5587 -gsplit-dwarf also emit offset table.
5589 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
5590 (size_of_die, value_format, output_die): Use
5591 DW_FORM_data16 for 128-bit dw_val_class_const_double or
5592 dw_val_class_wide_int.
5594 * dwarf2out.c (dwarf_op): Renamed to ...
5595 (dwarf_OP): ... this.
5596 (convert_descriptor_to_mode, scompare_loc_descriptor,
5597 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5598 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
5600 (dwarf_AT, dwarf_TAG): New functions.
5601 (check_die): Disallow DW_AT_call_all_calls next to
5602 DW_AT_GNU_all_call_sites.
5603 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
5604 and attributes instead of the corresponding GNU tag and attributes.
5605 (gen_subprogram_die): Likewise. Emit call site information even
5606 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
5607 DW_AT_defaulted in comment.
5608 (resolve_addr): Handle DW_AT_call_origin attribute on
5609 DW_TAG_call_site DIE like DW_AT_abstract_origin on
5610 DW_TAG_GNU_call_site DIE.
5612 * dwarf2out.c (dwarf_op): New function.
5613 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
5614 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
5615 (output_loc_operands, output_loc_operands_raw): Likewise.
5616 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
5617 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
5618 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
5619 if dwarf_version < 5.
5620 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
5622 (scompare_loc_descriptor, ucompare_loc_descriptor,
5623 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5624 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
5625 optimize_location_into_implicit_ptr): Likewise. Only punt for
5626 !dwarf_strict if dwarf_version < 5.
5627 (string_cst_pool_decl): Adjust comment.
5628 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
5630 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
5631 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5632 (struct dw_val_node): Add val_file_implicit field.
5633 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
5634 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
5635 output_die): Handle dw_val_class_const_implicit,
5636 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5637 (abbrev_die_table): Change into va_gc vec.
5638 (abbrev_die_table_allocated, abbrev_die_table_in_use,
5639 ABBREV_DIE_TABLE_INCREMENT): Remove.
5640 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
5641 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
5643 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
5644 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
5646 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
5648 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
5650 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
5652 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
5653 unit. Call optimize_abbrev_table.
5654 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
5655 abbrev_die_table being a va_gc vec.
5657 PR tree-optimization/77860
5658 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
5659 also integral complex and vector constants.
5661 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
5662 optimize_macinfo_range, save_macinfo_strings): Replace
5663 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
5664 (output_macinfo): Likewise. Emit .debug_macro* rather than
5665 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
5666 (init_sections_and_labels): Use .debug_macro* labels rather than
5667 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
5668 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
5669 or DW_AT_GNU_macros for -gdwarf-5.
5671 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
5673 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
5675 2016-09-11 Le-Chun Wu <lcwu@google.com>
5676 Mark Wielaard <mjw@redhat.com>
5678 * common.opt (Wshadow=global): New option. Default for -Wshadow.
5679 (Wshadow=local): New option.
5680 (Wshadow-local): Hidden alias for -Wshadow=local.
5681 (Wshadow=compatible-local): New option.
5682 (Wshadow-compatible-local): Hidden alias for
5683 -Wshadow=compatible-local.
5684 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
5685 Wshadow=compatible-local.
5687 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5689 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
5690 Check slp defs for COND_EXPR by swapping/inverting operands if the
5691 new parameter SWAP indicates so.
5692 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
5693 is isomorphic to the first stmt via swapping/inverting. Store swap
5694 information in the new parameter SWAP.
5695 (vect_build_slp_tree): New local array SWAP and pass it to function
5696 vect_build_slp_tree_1. Cleanup result handling code for function
5697 call to vect_get_and_check_slp_defs. Skip operand swapping if the
5698 order of operands has been fixed as indicated by SWAP[i].
5700 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5702 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
5703 unnecessary data dependence check after visited store stmt.
5705 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5707 PR tree-optimization/71915
5708 PR tree-optimization/71490
5709 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
5711 (find_basis_for_base_expr): Require stride types to match when
5713 (alloc_cand_and_find_basis): Record the stride type.
5714 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
5715 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
5716 the expressions having those types.
5717 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
5718 (create_mul_ssa_cand): Likewise.
5719 (create_mul_imm_cand): Likewise.
5720 (create_add_ssa_cand): Likewise.
5721 (create_add_imm_cand): Likewise.
5722 (legal_cast_p_1): Change interface to accept types rather than the
5723 expressions having those types.
5724 (legal_cast_p): Pass types to legal_cast_p_1.
5725 (slsr_process_cast): Pass stride type to
5726 alloc_cand_and_find_basis.
5727 (slsr_process_copy): Likewise.
5728 (dump_candidate): Display stride type when a cast exists.
5729 (create_add_on_incoming_edge): Introduce a cast when necessary for
5731 (analyze_increments): Change the code checking for invalid casts
5732 to rely on the stride type, and update the documentation and
5733 example. Change the code checking for pointer multiplies to rely
5735 (insert_initializers): Introduce a cast when necessary for the
5736 stride type. Use the stride type for the type of the initializer.
5738 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5740 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
5742 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5744 PR rtl-optimization/77919
5745 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
5746 into memory if both modes are complex and their inner modes have the
5747 same precision. If the two modes are different complex modes, convert
5748 each part separately and generate a new CONCAT.
5750 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5752 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
5754 2016-10-29 Jakub Jelinek <jakub@redhat.com>
5757 * gimple-ssa-store-merging.c
5758 (imm_store_chain_info::output_merged_store): Use build_aligned_type
5759 instead of SET_TYPE_ALIGN on shared integral type.
5761 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
5763 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5764 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
5767 2016-10-28 Jeff Law <law@redhat.com>
5769 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
5770 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
5772 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5774 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
5776 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5778 * target.def (min_arithmetic_precision): New hook.
5779 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
5780 * doc/tm.texi: Regenerate.
5781 * internal-fn.c (expand_arith_overflow): Adjust handling of target
5782 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
5783 * targhooks.c (default_min_arithmetic_precision): New function.
5784 * targhooks.h (default_min_arithmetic_precision): Declare.
5785 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
5786 (sparc_min_arithmetic_precision): New function.
5788 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5791 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
5792 Swap commutative operands in new RTL if needed. Handle zero_ext
5794 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
5797 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5798 Kugan Vivekanandarajah <kuganv@linaro.org>
5799 Jim Wilson <jim.wilson@linaro.org>
5801 PR tree-optimization/43721
5802 * target.def: New hook expand_divmod_libfunc.
5803 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
5804 * doc/tm.texi: Regenerate.
5805 * internal-fn.def: Add new entry for DIVMOD ifn.
5806 * internal-fn.c (expand_DIVMOD): New.
5807 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
5809 (widen_mul_stats): Add new field divmod_calls_inserted.
5810 (target_supports_divmod_p): New.
5811 (divmod_candidate_p): Likewise.
5812 (convert_to_divmod): Likewise.
5813 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
5814 renumber_gimple_stmt_uids at beginning of function. Call
5815 convert_to_divmod and record stats for divmod.
5816 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
5817 TARGET_EXPAND_DIVMOD_LIBFUNC.
5818 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
5821 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
5822 Segher Boessenkool <segher@kernel.crashing.org>
5824 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
5825 swapping the arms of the branch.
5826 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
5827 sequence for the generic signed-signed-signed case.
5829 2016-10-28 Jeff Law <law@redhat.com>
5831 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
5833 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5835 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
5837 PR rtl-optimization/78029
5838 * function.c (prologue_contains, epilogue_contains): New functions.
5839 (record_prologue_seq, record_epilogue_seq): New functions.
5840 * function.h (prologue_contains, epilogue_contains,
5841 record_prologue_seq, record_epilogue_seq): New declarations.
5842 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
5843 mixing prologue and epilogue insns.
5844 (init_deps): Initialize the new fields in struct deps_desc.
5845 * sched-int.h (struct deps_desc): New fields last_prologue,
5846 last_epilogue, and last_logue_was_epilogue.
5847 * shrink-wrap.c (emit_common_heads_for_components): Record all
5848 emitted prologue and epilogue insns.
5849 (emit_common_tails_for_components): Ditto.
5850 (insert_prologue_epilogue_for_components): Ditto.
5852 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5855 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
5856 * common.opt (fstore-merging): New Optimization option.
5857 * opts.c (default_options_table): Add entry for
5858 OPT_ftree_store_merging.
5859 * fold-const.h (can_native_encode_type_p): Declare prototype.
5860 * fold-const.c (can_native_encode_type_p): Define.
5861 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
5862 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5863 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
5864 * passes.def: Insert pass_tree_store_merging.
5865 * tree-pass.h (make_pass_store_merging): Declare extern
5867 * gimple-ssa-store-merging.c: New file.
5868 * doc/invoke.texi (Optimization Options): Document
5870 (--param documentation): Document store-merging-allow-unaligned
5871 and max-stores-to-merge.
5873 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
5876 * gimplify.c (gimplify_init_constructor): Move emit of constructor
5877 assignment to earlier in the if/else logic.
5879 2016-10-28 Richard Biener <rguenther@suse.de>
5883 * fold-const.c (make_bit_field_ref): Only adjust alias set
5884 when the original alias set was zero.
5886 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5888 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
5889 (s390_adjust_loops): New function.
5890 (s390_reorg): Invoke s390_adjust_loops.
5891 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
5892 ("osc_break"): New insn definition.
5894 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5896 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
5897 * config.gcc: Support alternate archXX cpu levels with
5898 --with-arch= and --with-tune=.
5899 * config/s390/linux.h: Translate new archXX cpu levels to the
5900 original names when calling GAS.
5901 * config/s390/tpf.h: Likewise.
5902 * doc/invoke.texi: Document the alternate cpu level names.
5904 2016-10-28 Jakub Jelinek <jakub@redhat.com>
5906 PR rtl-optimization/77919
5907 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
5908 MEM if mode1 is not a complex mode.
5910 PR rtl-optimization/78132
5911 * ree.c (combine_reaching_defs): Give up if copy_needed and
5912 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
5914 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
5916 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
5918 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5920 * config/rs6000/constraints.md (wH constraint): Add new
5921 constraints for allowing 32-bit integers (and eventually 8/16-bit
5922 integers) into the vector registers.
5923 (wI constraint): Likewise.
5924 (wJ constraint): Likewise.
5925 (wK constraint): Likewise.
5926 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
5927 -mvsx-small-integer as a default option for ISA 2.07
5929 (POWERPC_MASKS): Likewise.
5930 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
5931 switch to turn off small integer support in vector registers.
5932 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
5933 test for -mupper-regs-di, since it is already done with the
5934 reg_add[mode].scalar_in_vsx_p. Add support for the switch
5935 -mvsx-small-integer.
5936 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
5938 (rs6000_setup_reg_addr_masks): Likewise.
5939 (rs6000_init_hard_regno_mode_ok): Likewise.
5940 (rs6000_option_override_internal): Add consistency checks for
5941 -mvsx-small-integer.
5942 (rs6000_secondary_reload_simple_move): SImode is a simple move if
5943 -mvsx-small-integer.
5944 (rs6000_secondary_reload): Use std::swap.
5945 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
5946 VSX_REGS for small integers in vector registers, since there is no
5947 D-FORM address mode for such types.
5948 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
5949 (rs6000_opt_masks): Add -mvsx-small-integer.
5950 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
5952 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
5953 extracts can be done on ISA 2.07.
5954 (vsx_extract_<mode>): Add support for small integers in vsx
5956 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
5957 longer support V4SImode in this pattern.
5958 (vsx_extract_si): New insn to support extraction of SImode in ISA
5959 2.07 using either xxextractuw or vspltw.
5960 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
5961 longer support V4SImode in this pattern.
5962 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
5963 wJ, and wK constraints.
5964 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
5965 storing SDmode with VSX instructions.
5966 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
5967 GPR load and before the FPR and VSX loads. Remove ??, ! from the
5968 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
5969 small integers in vector registers.
5970 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
5971 load and before the FPR and VSX loads. Remove ??, ! from the
5972 constraints. Add VEXTSW2D support for small integers in vector
5974 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
5975 integers in vector registers.
5976 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
5977 move instead of using an UNSPEC.
5978 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
5979 integers in vector registers.
5980 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
5981 move instead of using an UNSPEC.
5982 (movsi_internal1): Add support for -mvsx-small-integer. Align
5983 columns so that it is more readable.
5984 (SImode splitter for ISA 3.0 constants): Add splitter for
5985 -128..127 constants that can easily be constructed on ISA 3.0.
5986 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
5989 2016-10-27 Jakub Jelinek <jakub@redhat.com>
5992 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
5995 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
5997 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
5998 PIC_OFFSET_TABLE_REGNUM twice.
6000 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6002 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
6003 support for constant operand for OP.
6005 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6007 * dwarf2out.c (gen_member_die): Only reparent_child instead of
6008 splice_child_die if child doesn't have DW_AT_specification attribute.
6010 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6012 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
6013 (TARGET_HAVE_LDREXBH): Likewise.
6014 (TARGET_HAVE_LDACQ): Likewise.
6016 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6018 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
6019 logic to to decide whether to copy over old value to register for new
6021 * config/arm/sync.md: Add comments explaning why mode and code
6022 attribute are not defined in iterators.md
6023 (thumb1_atomic_op_str): New code attribute.
6024 (thumb1_atomic_newop_str): Likewise.
6025 (thumb1_atomic_fetch_op_str): Likewise.
6026 (thumb1_atomic_fetch_newop_str): Likewise.
6027 (thumb1_atomic_fetch_oldop_str): Likewise.
6028 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
6029 mirror the more restrictive constraints of the Thumb-1 insns after
6030 split compared to Thumb-2 counterpart insns.
6031 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
6032 in sync with non atomic version.
6033 (atomic_nand<mode>): Likewise.
6034 (atomic_fetch_<sync_optab><mode>): Likewise.
6035 (atomic_fetch_nand<mode>): Likewise.
6036 (atomic_<sync_optab>_fetch<mode>): Likewise.
6037 (atomic_nand_fetch<mode>): Likewise.
6038 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
6039 in sync with atomic version.
6040 (thumb1_subsi3_insn): Likewise.
6041 (thumb1_andsi3_insn): Likewise.
6042 (thumb1_iorsi3_insn): Likewise.
6043 (thumb1_xorsi3_insn): Likewise.
6045 2016-10-27 Nick Clifton <nickc@redhat.com>
6047 * plugin.c (register_plugin_info): Produce an error message if the
6048 plugin is not found in the hash table.
6050 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6052 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
6055 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
6058 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
6059 define builtin functions from the bdesc_spe_predicates or
6060 bdesc_spe_evsel arrays if the builtin mask is not compatible with
6061 the current compiler configuration.
6062 (paired_init_builtins): Modify loop to not define define builtin
6063 functions from the bdesc_paried_preds array if the builtin mask is
6064 not compatible with the current compiler configuration.
6065 (altivec_init_builtins): Modify loops to not define the
6066 __builtin_altivec_stxvl function nor the builtin functions from
6067 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
6068 builtin mask is not compatible with the current compiler
6071 2016-10-26 Jeff Law <law@redhat.com>
6073 * config/sh/sh.c (output_branch): Add missing fallthru comments.
6074 (gen_shl_and): Likewise.
6075 * config/sh/sh.md (movsicc): Add missing fallthru comments.
6077 * config/mips/mips.c (mips16_constant_cost): Add missing
6079 (mips16_build_call_stub): Increase buffer size. Adjust
6082 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6084 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
6085 INSN_UIDs for all insns in compact mode.
6086 (rtx_writer::print_rtx): Likewise.
6087 * print-rtl.h (rtx_writer::flag_compact): Update comment.
6088 * rtl-tests.c (selftest::test_dumping_insns): Update expected
6089 output to include INSN_UID.
6090 (selftest::test_uncond_jump): Likewise.
6092 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
6094 * haifa-sched.c (call_used_regs_num): Rename to...
6095 (call_saved_regs_num): ...this.
6096 (fixed_regs_num): New variable.
6097 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
6099 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
6101 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6103 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
6105 * print-rtl.c (outfile): Delete global.
6106 (sawclose): Likewise.
6108 (in_call_function_usage): Likewise.
6109 (flag_compact): Likewise.
6110 (flag_simple): Likewise.
6111 (rtx_writer::rtx_writer): New ctor.
6112 (print_rtx_operand_code_0): Convert to...
6113 (rtx_writer::print_rtx_operand_code_0): ...this.
6114 (print_rtx_operand_code_e): Convert to...
6115 (rtx_writer::print_rtx_operand_code_e): ...this.
6116 (print_rtx_operand_codes_E_and_V): Convert to...
6117 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
6118 (print_rtx_operand_code_i): Convert to...
6119 (rtx_writer::print_rtx_operand_code_i): ...this.
6120 (print_rtx_operand_code_r): Convert to...
6121 (rtx_writer::print_rtx_operand_code_r): ...this.
6122 (print_rtx_operand_code_u): Convert to...
6123 (rtx_writer::print_rtx_operand_code_u): ...this.
6124 (print_rtx_operand): Convert to...
6125 (rtx_writer::print_rtx_operand): ...this.
6126 (print_rtx): Convert to...
6127 (rtx_writer::print_rtx): ...this.
6128 (print_inline_rtx): Rewrite in terms of class rtx_writer.
6129 (debug_rtx): Likewise.
6130 (print_rtl): Convert to...
6131 (rtx_writer::print_rtl): ...this.
6132 (print_rtl): Reimplement in terms of class rtx_writer.
6133 (print_rtl_single): Rewrite in terms of class rtx_writer.
6134 (print_rtl_single_with_indent): Convert to..
6135 (rtx_writer::print_rtl_single_with_indent): ...this.
6136 (print_simple_rtl): Rewrite in terms of class rtx_writer.
6137 * print-rtl.h (flag_compact): Delete decl.
6138 (class rtx_writer): New class.
6139 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
6142 2016-10-26 Jeff Law <law@redhat.com>
6144 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
6147 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
6148 (check_if_valid_sleep_operand): Add missing fallthru comment.
6149 (arc_register_move_cost): Increase buffer size.
6150 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
6152 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
6154 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
6155 comment. Add gcc_unreachable for path that should never happen.
6157 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
6160 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6161 Martin Liska <mliska@suse.cz>
6164 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
6165 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
6166 on outer context if any.
6168 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6170 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
6171 by increment rather than double it.
6172 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
6173 emit a space before args[4].
6174 (END): Don't emit a space before with_arg.
6176 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6178 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
6179 Baseline only alternatives to (i) hold store atomic success value in a
6180 return register rather than a scratch register, (ii) use a low register
6181 for it and to (iii) ensure the cbranchsi insn generated by the split
6182 respect the constraints of Thumb-1 cbranchsi4_insn and
6184 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
6185 constraints must match those in atomic_compare_and_swap.
6186 (cbranchsi4_scratch): Likewise.
6188 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6190 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
6191 variable. Add the new parameter to the insn generator. Set that
6192 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
6193 return value from the negation of that parameter for Thumb-1, keeping
6194 the logic unchanged otherwise except for using bdst as the destination
6195 register of the compare_and_swap insn.
6196 (arm_split_compare_and_swap): Add explanation about how is the value
6197 returned to the function comment. Rename scratch variable to
6198 neg_bval. Adapt initialization of variables holding operands to the
6199 new operand numbers. Use return register to hold result of store
6200 exclusive for Thumb-1, scratch register otherwise. Construct the
6201 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
6202 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
6203 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
6204 for strongly ordered compare_and_swap.
6205 * config/arm/predicates.md (cc_register_operand): New predicate.
6206 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
6207 match_operand with the new predicate to accept either the CC flag or a
6208 destination register for the boolean return value, restricting it to
6209 CC flag only via constraint. Adapt operand numbers accordingly.
6211 2016-10-26 Jeff Law <law@redhat.com>
6213 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
6215 * config/frv/frv.c (comparison_string): Do not fall through after
6218 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
6220 (expand_one_builtin): Add missing break.
6222 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
6223 (m32c_legitimate_address_p): Likewise.
6225 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
6227 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
6229 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
6232 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
6235 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
6237 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
6239 (rl78_asm_ctor_dtor): Increase buffer size.
6241 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
6243 (xstormy16_asm_output_constructor): Likewise.
6245 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
6248 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
6249 comment to silence warning.
6251 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
6252 (spu_legitimate_address_p): Fix logic error and add missing fallthru
6255 2016-10-26 Michael Matz <matz@suse.de>
6257 PR tree-optimization/78060
6258 PR tree-optimization/78061
6259 PR tree-optimization/78088
6260 * tree-ssa-loop-split.c (easy_exit_values): New function.
6261 (tree_ssa_split_loops): Use it.
6262 (compute_new_first_bound): Change order of operations,
6263 fix invalid use of types.
6265 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
6267 gen-pass-instances.awk is sensitive to the order in which
6268 passes are added; passes that appear later have to be added first.
6272 * config/avr/avr-passes.def: Swap order of directives for
6273 gen-pass-instances.awk.
6275 2016-10-25 Jeff Law <law@redhat.com>
6277 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6278 (vax_notice_update_cc): Likewise.
6280 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6282 * config.gcc (sparc*-*-solaris2*): Adjust.
6283 (sparc64-*-linux*): Likewise.
6284 * config/sparc/default-64.h: Rename to...
6285 * config/sparc/default64.h: ...this.
6286 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6288 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6289 * config/sparc/sparc.h: Minor tweaks.
6290 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6291 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6293 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6295 * input.c (fcache::file_patch): Add comment about lifetime.
6296 (selftest::cpp_reader_ptr): New class.
6297 (selftest::lexer_test): Convert m_parser from cpp_reader *
6298 to a cpp_reader_ptr, and move m_tempfile to after it.
6299 (selftest::lexer_test::lexer_test): Update for above reordering.
6300 (lexer_test::~lexer_test): Move cleanup of m_parser to
6301 cpp_reader_ptr's dtor.
6303 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6305 * toplev.c (toplev::main): Remove call to
6306 location_adhoc_data_fini.
6308 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6310 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6311 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6313 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6315 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6316 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6317 (test_basic_struct): Update for above renaming.
6318 (test_length): Likewise.
6319 (test_union): Likewise.
6320 (test_finalization): Likewise.
6321 (test_deletable_global): Likewise.
6322 (test_inheritance): Likewise.
6323 (test_chain_next): Likewise.
6324 (test_user_struct): Likewise.
6325 (test_tree_marking): Likewise.
6326 * selftest-run-tests.c (selftest::run_tests): Call
6327 selftest::forcibly_ggc_collect at the end of the selftests.
6328 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6330 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6333 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6334 * optabs.c (expand_vec_cond_expr): For comparison codes
6335 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6336 (expand_vec_cmp_expr): For comparison codes
6337 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6338 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6339 Add enum tree_code argument.
6340 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6342 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6343 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6345 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6346 NE_EXPR, attempt to use vcondeq_optab as fallback.
6347 * tree-vect-generic.c (expand_vector_comparison,
6348 expand_vector_divmod, expand_vector_condition): Adjust
6349 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6350 * tree-vect-stmts.c (vectorizable_condition,
6351 vectorizable_comparison): Likewise.
6352 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6353 check_bool_pattern, search_type_for_mask_1): Likewise.
6354 * expr.c (do_store_flag): Likewise.
6355 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6356 @code{vcondeq@var{m}@var{n}}): Document.
6357 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6360 2016-10-25 Jeff Law <law@redhat.com>
6362 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
6364 (v850_output_aligned_bss): Add missing break.
6366 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
6368 2016-10-25 Martin Liska <mliska@suse.cz>
6371 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
6372 statements as they can also contain possibly a freeing call.
6374 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
6375 Martin Liska <mliska@suse.cz>
6378 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
6379 * ipa-icf.c (sem_function::get_hash): Add target optimization
6382 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
6385 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
6386 Remove partial overlap check for shift by 1.
6387 (ashldi3_neon): Likewise.
6389 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
6391 * config/arm/constraints.md (Q constraint): Document its use for
6393 (Pf constraint): New constraint for relaxed, consume or relaxed memory
6395 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
6396 alternatives to allow any register when memory model matches Pf and
6397 thus lda is used, but only low registers otherwise. Use unpredicated
6398 output template for Thumb-1 targets.
6399 (atomic_store<mode>): Likewise for stl.
6400 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
6401 whose output template does not have predication.
6402 (arm_load_acquire_exclusive<mode>): Likewise.
6403 (arm_load_exclusivesi): Likewise.
6404 (arm_load_acquire_exclusivesi): Likewise.
6405 (arm_store_release_exclusive<mode>): Likewise.
6406 (arm_store_exclusive<mode>): Use unpredicated output template for
6409 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6411 * internal-fn.def (LAUNDER): New internal function.
6412 * internal-fn.c (expand_LAUNDER): New function.
6414 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6415 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6417 New avr target pass to work around performance loss by PR fix.
6421 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
6422 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
6423 * config/avr/predicates.md (extend_operator): New.
6424 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
6425 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
6426 (make_avr_pass_casesi): New prototypes.
6427 * config/avr/avr.c (print-rtl.h): Include it.
6428 (pass_data avr_pass_data_casesi): Data for new pass.
6429 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
6430 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
6431 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
6432 (avr_optimize_casesi): New functions.
6434 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6435 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6439 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
6441 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6443 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
6444 DW_AT_rvalue_reference attributes.
6446 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
6448 * doc/invoke.text (Wint-in-bool-context): Update documentation.
6449 * value-prof.c (stringop_block_profile): Fix a warning.
6451 2016-10-24 Martin Sebor <msebor@redhat.com>
6454 * builtins.c (string_length): New function.
6455 (c_strlen): Use string_length. Correctly handle wide strings.
6456 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
6458 (target_int_max): Call target_max_value.
6459 (format_result::knownrange): New data member.
6460 (fmtresult::fmtresult): Define default constructor.
6461 (format_integer): Use it and set format_result::knownrange.
6462 Handle global constants.
6463 (format_floating_max): Add third argument.
6464 (format_floating): Recompute maximum value for %a for each argument.
6465 (get_string_length): Use fmtresult default ctor.
6466 (format_string): Set format_result::knownrange.
6467 (format_directive): Check format_result::knownrange.
6468 (add_bytes): Same. Correct caret placement in diagnostics.
6469 (pass_sprintf_length::compute_format_length): Set
6470 format_result::knownrange.
6471 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
6473 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6475 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
6476 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
6478 2016-10-24 Ximin Luo <infinity0@pwned.gg>
6481 * dwarf2out.c (file_table_relative_p): Remove.
6482 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
6483 also for absolute paths.
6484 * doc/tm.texi: Update.
6485 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
6486 * target.def (force_at_comp_dir): Remove hook.
6487 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
6489 2016-10-24 Richard Biener <rguenther@suse.de>
6491 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
6492 backedges when identifying the single predecessor to take
6493 conditional info from. Use SCEV to get at ranges for loop IVs.
6494 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
6495 avoid false warning.
6497 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
6500 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
6501 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
6502 (avr_address_tiny_absdata_p): New static function.
6503 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
6504 it to determine validity of constant addresses.
6505 (avr_attribute_table) [absdata]: New variable attribute...
6506 (avr_handle_absdata_attribute): ...and handler.
6507 (avr_decl_absdata_p): New static function.
6508 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
6509 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
6510 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
6512 2016-10-24 Richard Biener <rguenther@suse.de>
6514 PR tree-optimization/78076
6515 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
6516 also on the loop tree root.
6518 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6520 * config/i386/i386.c (ix86_fold_builtin): Handle
6521 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
6522 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6523 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
6524 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6526 2016-10-24 Martin Liska <mliska@suse.cz>
6529 * opts.c (finish_options): Skip conditionally.
6531 2016-10-23 Martin Sebor <msebor@redhat.com>
6534 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
6535 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
6537 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6539 * config/sparc/sparc.md (cpu_feature): Minor tweak.
6540 (enabled): Likewise.
6541 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
6542 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
6543 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
6544 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
6545 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
6546 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
6548 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6550 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
6551 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
6553 2016-10-21 Andrew Pinski <apinski@cavium.com>
6555 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
6557 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
6558 implementer_id to unsigned char.
6559 Change part_no to unsigned int.
6560 (AARCH64_BIG_LITTLE): New define.
6561 (INVALID_IMP): New define.
6562 (INVALID_CORE): New define.
6563 (cpu_data): Change the last element's implementer_id and part_no to
6565 (valid_bL_string_p): Rewrite to ..
6566 (valid_bL_core_p): this for integers instead of strings.
6567 (parse_field): New function.
6568 (contains_string_p): Rewrite to ...
6569 (contains_core_p): this for integers and only for the part_no.
6570 (host_detect_local_cpu): Rewrite handling of implementation and
6571 par num to be integers; simplifying the code.
6573 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6575 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
6576 value range for pointers in more cases.
6578 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6580 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
6581 Add extra argument to allow emitting the move immediate.
6582 Use add/sub with positive immediate.
6583 (aarch64_add_constant): Add inline function.
6584 (aarch64_add_sp): Likewise.
6585 (aarch64_sub_sp): Likewise.
6586 (aarch64_expand_prologue): Call aarch64_sub_sp.
6587 (aarch64_expand_epilogue): Call aarch64_add_sp.
6588 Decide when to leave out move.
6589 (aarch64_output_mi_thunk): Call aarch64_add_constant.
6591 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6593 * config/aarch64/aarch64.c (aarch64_layout_frame):
6594 Align FP callee-saves.
6596 2016-10-21 Jakub Jelinek <jakub@redhat.com>
6598 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
6599 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
6601 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6602 _rdseed64_step): Likewise.
6603 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
6606 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
6607 and tree-ssanames.h.
6608 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
6609 with INTEGER_CST argument.
6610 (ix86_gimple_fold_builtin): New function.
6611 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
6613 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
6614 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
6615 (ranges_table_allocated, ranges_table_in_use,
6616 ranges_by_label_allocated, ranges_by_label_in_use,
6617 RANGES_TABLE_INCREMENT): Removed.
6618 (add_ranges_num): Use vec_safe_push into ranges_table.
6619 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
6620 (output_ranges): Adjust for ranges_table and ranges_by_label
6621 conversion from arrays to vec.
6622 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
6623 conversion from arrays to vec.
6624 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
6625 ranges_table_in_use, ranges_by_label_allocated and
6626 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
6628 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
6629 if needed. Re-add origin_die variable and its initialization.
6631 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
6632 even for -fstack-reuse=none, or for volatile vars etc.
6634 2016-10-21 David Malcolm <dmalcolm@redhat.com>
6636 * print-rtl-function.c (flag_compact): Move extern decl to...
6637 * print-rtl.h (flag_compact): ...here.
6638 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
6639 (ASSERT_RTL_DUMP_EQ): New macro.
6640 (selftest::test_dumping_regs): New function.
6641 (selftest::test_dumping_insns): New function.
6642 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
6644 (selftest::rtl_tests_c_tests): Call the new test functions.
6646 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6648 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
6649 (outgoing_edges_match): Likewise.
6650 (try_crossjump_to_edge): Likewise.
6651 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
6652 (rtl_tidy_fallthru_edge): Likewise.
6653 * rtl.h (tablejump_p): Adjust prototype.
6654 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
6656 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6658 * rtl.h (label_ref_label): New function.
6659 (set_label_ref_label): New function.
6660 (LABEL_REF_LABEL): Delete.
6661 * alias.c (rtx_equal_for_memref_p): Adjust.
6662 * cfgbuild.c (make_edges): Likewise.
6663 (purge_dead_tablejump_edges): Likewise.
6664 * cfgexpand.c (convert_debug_memory_address): Likewise.
6665 * cfgrtl.c (patch_jump_insn): Likewise.
6666 * combine.c (distribute_notes): Likewise.
6667 * cse.c (hash_rtx_cb): Likewise.
6668 (exp_equiv_p): Likewise.
6669 (fold_rtx): Likewise.
6670 (check_for_label_ref): Likewise.
6671 * cselib.c (rtx_equal_for_cselib_1): Likewise.
6672 (cselib_hash_rtx): Likewise.
6673 * emit-rtl.c (mark_label_nuses): Likewise.
6674 * explow.c (convert_memory_address_addr_space_1): Likewise.
6675 * final.c (output_asm_label): Likewise.
6676 (output_addr_const): Likewise.
6677 * gcse.c (add_label_notes): Likewise.
6678 * genconfig.c (walk_insn_part): Likewise.
6679 * genrecog.c (validate_pattern): Likewise.
6680 * ifcvt.c (cond_exec_get_condition): Likewise.
6681 (noce_emit_store_flag): Likewise.
6682 (noce_get_alt_condition): Likewise.
6683 (noce_get_condition): Likewise.
6684 * jump.c (maybe_propagate_label_ref): Likewise.
6685 (mark_jump_label_1): Likewise.
6686 (redirect_exp_1): Likewise.
6687 (rtx_renumbered_equal_p): Likewise.
6688 * lra-constraints.c (operands_match_p): Likewise.
6689 * print-rtl.c (print_value): Likewise.
6690 * reload.c (find_reloads): Likewise.
6691 * reload1.c (set_label_offsets): Likewise.
6692 * reorg.c (get_branch_condition): Likewise.
6693 * rtl-tests.c (test_uncond_jump): Likewise.
6694 * rtl.c (rtx_equal_p_cb): Likewise.
6695 (rtx_equal_p): Likewise.
6696 * rtlanal.c (reg_mentioned_p): Likewise.
6697 (rtx_referenced_p): Likewise.
6698 (get_condition): Likewise.
6699 * varasm.c (const_hash_1): Likewise.
6700 (compare_constant): Likewise.
6701 (const_rtx_hash_1): Likewise.
6702 (output_constant_pool_1): Likewise.
6704 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6707 * reload.c (find_valid_class_1): Allow regclass if atleast one
6708 regno in regclass is ok. Compute and use rclass size based on
6709 actually available regnos for mode in rclass.
6711 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
6713 * config/sparc/sparc-modes.def (CCV): New.
6715 * config/sparc/predicates.md (v_comparison_operator): New.
6716 (icc_comparison_operator): Add support for CCV/CCXV.
6717 (xcc_comparison_operator): Likewise.
6718 * config/sparc/sparc.c (output_cbranch): Likewise.
6719 (sparc_print_operand): Likewise.
6720 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6721 (uaddvdi4): New expander.
6722 (addvdi4): Likewise.
6723 (uaddvdi4_sp32): New instruction.
6724 (addvdi4_sp32): Likewise.
6725 (uaddvsi4): New expander.
6726 (addvsi4): Likewise.
6727 (cmp_ccc_plus_sltu_set): New instruction.
6728 (cmp_ccv_plus): Likewise.
6729 (cmp_ccxv_plus): Likewise.
6730 (cmp_ccv_plus_set): Likewise.
6731 (cmp_ccxv_plus_set): Likewise.
6732 (cmp_ccv_plus_sltu_set): Likewise.
6733 (uaddvdi4): New expander.
6734 (subvdi4): Likewise.
6735 (usubdi4_sp32): New instruction.
6736 (subvdi4_sp32): Likewise.
6737 (usubvsi4): New expander.
6738 (subvsi4): Likewise.
6739 (cmpsi_minus_sltu_set): New instruction.
6740 (cmp_ccv_minus): Likewise.
6741 (cmp_ccxv_minus): Likewise.
6742 (cmp_ccv_minus_set): Likewise.
6743 (cmp_ccxv_minus_set): Likewise.
6744 (cmp_ccv_minus_sltu_set): Likewise.
6745 (unegvdi3): New expander.
6746 (negvdi3): Likewise.
6747 (unegdi3_sp32): New instruction.
6748 (negvdi3_sp32): Likewise.
6749 (unegvsi3): New expander.
6750 (negvsi3): Likewise.
6751 (cmp_ccc_neg_sltu_set): New instruction.
6752 (cmp_ccv_neg): Likewise.
6753 (cmp_ccxv_neg): Likewise.
6754 (cmp_ccv_neg_set): Likewise.
6755 (cmp_ccxv_neg_set): Likewise.
6756 (cmp_ccv_neg_sltu_set): Likewise.
6758 * tree-ssa-loop-split.c: Remove trailing spaces.
6759 * match.pd: Likewise.
6761 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6763 PR rtl-optimization/78038
6764 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
6765 be deduced to set REG through the RTL structure.
6766 (make_defs_and_copies_lists): Return false on a failing get_defs call.
6768 2016-10-21 Richard Biener <rguenther@suse.de>
6770 PR tree-optimization/78051
6771 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
6772 and mark replaced if folding did something.
6774 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
6776 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
6777 and "protected" in visibility types.
6778 (rs6000_xcoff_declare_function_name): Fix formatting.
6779 (rs6000_xcoff_declare_object_name): Fix formatting.
6781 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
6783 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
6784 and IX86_BUILTIN_HUGE_VALQ here ...
6785 (ix86_expand_builtin): ... not here.
6787 2016-10-20 Jakub Jelinek <jakub@redhat.com>
6789 * doc/gty.texi (for_user): Use @item next to @findex.
6791 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
6794 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
6795 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
6796 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
6797 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
6798 __builtin_ia32_lzcnt_u16.
6799 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
6800 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
6801 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
6802 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
6803 (bmi_tzcnt_<mode>): New expander.
6804 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6805 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
6806 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
6807 (lzcnt_<mode>): New expander.
6808 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
6809 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
6810 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
6811 (UINT64_FTYPE_UINT64): New.
6812 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
6813 (__builtin_ia32_lzcnt_u16): New description.
6814 (__builtin_ia32_lzcnt_u32): Ditto.
6815 (__builtin_ia32_lzcnt_u64): Ditto.
6816 (__builtin_ctzs): Remove description.
6817 (__builtin_ia32_tzcnt_u16): New description.
6818 (__builtin_ia32_tzcnt_u32): Ditto.
6819 (__builtin_ia32_tzcnt_u64): Ditto.
6820 * config/i386/i386.c (ix86_expand_args_builtin): Handle
6821 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
6823 2016-10-20 Martin Liska <mliska@suse.cz>
6826 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
6827 comparison with STMT_UID_NOT_IN_RANGE.
6828 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
6831 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
6833 * compare-elim.c (conforming_compare): Accept UNSPECs.
6834 (find_comparison_dom_walker::before_dom_children): Deal with
6835 instructions both using and killing the flags register.
6836 (equivalent_reg_at_start): New function extracted from...
6837 (try_eliminate_compare): ...here. Use it and add support for
6838 registers and UNSPECs as second operand of the compare.
6839 * config/visium/visium-modes.def (CCV): New.
6840 * config/visium/predicates.md (visium_v_comparison_operator): New.
6841 (visium_branch_operator): Deal with CCV mode.
6842 * config/visium/visium.c (visium_select_cc_mode): Likewise.
6843 (output_cbranch): Likewise.
6844 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
6845 (uaddv<mode>4): New expander.
6846 (addv<mode>4): Likewise.
6847 (add<mode>3_insn_set_carry): New instruction.
6848 (add<mode>3_insn_set_overflow): Likewise.
6849 (addsi3_insn_set_overflow): Likewise.
6850 (usubv<mode>4): New expander.
6851 (subv<mode>4): Likewise.
6852 (sub<mode>3_insn_set_carry): New instruction.
6853 (sub<mode>3_insn_set_overflow): Likewise.
6854 (subsi3_insn_set_overflow): Likewise.
6855 (unegv<mode>3): New expander.
6856 (negv<mode>3): Likewise.
6857 (neg<mode>2_insn_set_overflow): New instruction.
6858 (addv_tst<mode>): Likewise.
6859 (subv_tst<mode>): Likewise.
6860 (negv_tst<mode>): Likewise.
6861 (cbranch<mode>4_addv_insn): New splitter and instruction.
6862 (cbranch<mode>4_subv_insn): Likewise.
6863 (cbranch<mode>4_negv_insn): Likewise.
6865 2016-10-20 Richard Biener <rguenther@suse.de>
6867 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
6868 Handle decls possibly not bound.
6869 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
6870 nothing_id for decls that might not be bound if we are interested
6872 (get_constraint_for_component_ref): Deal with that.
6874 2016-10-20 Michael Matz <matz@suse.de>
6877 * common.opt (-fsplit-loops): New flag.
6878 * passes.def (pass_loop_split): Add.
6879 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
6880 (enable_fdo_optimizations): Add loop splitting.
6881 * timevar.def (TV_LOOP_SPLIT): Add.
6882 * tree-pass.h (make_pass_loop_split): Declare.
6883 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
6884 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
6885 * tree-ssa-loop-split.c: New file.
6886 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
6887 * doc/invoke.texi (fsplit-loops): Document.
6888 * doc/passes.texi (Loop optimization): Add paragraph about loop
6891 2016-10-20 Richard Biener <rguenther@suse.de>
6893 * cgraphunit.c (analyze_functions): Set node->definition to
6894 false to signal symbol removal to debug_hooks->late_global_decl.
6895 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
6896 WPA signal symbol removal to the debuginfo machinery.
6897 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
6898 using early_finised to guard the we're called for symbol
6899 removal case look at the symtabs definition flag.
6900 (gen_variable_die): Remove redundant check.
6902 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6904 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
6906 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6908 PR tree-optimization/53979
6909 * match.pd ((a ^ b) | a -> a | b): New pattern.
6911 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
6913 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
6914 config/pa/pa64-hpux-lib.h.
6915 (PA_CRTBEGIN_HACK): Likewise.
6916 (DTOR_LIST_BEGIN): Likewise.
6918 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6920 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6921 register only if "in" and "out" are different registers.
6923 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
6925 * omp-low.c (pass_oacc_device_lower::gate): New method.
6926 (execute): Always call execute_oacc_device_lower.
6928 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6930 PR tree-optimization/77916
6931 PR tree-optimization/77937
6932 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
6934 (insert_initializers): Requirement of initializer for -1 should be
6935 based on pointer-typedness of the candidate basis.
6937 2016-10-19 Bin Cheng <bin.cheng@arm.com>
6939 PR tree-optimization/78005
6940 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
6941 upper (included) bound for niters of prolog loop.
6942 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
6943 Compute niters of scalar loop above which vectorized loop is
6944 preferred, as well as the upper (included) bound for the niters.
6945 (vect_do_peeling): Record niter bound for loops accordingly.
6947 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6950 * tree-core.h (enum tree_index): Put the complex types after their
6952 * tree-streamer.c (verify_common_node_recorded): New function.
6953 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
6955 2016-10-19 Martin Liska <mliska@suse.cz>
6957 * cgraph.h (cgraph_edge::binds_to_current_def_p):
6958 Replace NULL with false as a return value.
6960 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
6962 PR tree-optimization/78024
6963 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
6964 don't clear BB_VISITED after processing.
6966 2016-10-19 Richard Biener <rguenther@suse.de>
6968 * domwalk.c (dom_walker::walk): Use RPO order.
6970 2016-10-19 Richard Biener <rguenther@suse.de>
6972 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
6974 (evrp_dom_walker::~evrp_dom_walker): Free it.
6975 (evrp_dom_walker::stmts_to_remove): Add.
6976 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
6977 whose output we fully propagate for removal. Propagate
6978 into BB destination PHI arguments.
6979 (execute_early_vrp): Remove queued stmts. Dump value ranges
6980 before stmt removal.
6982 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
6984 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
6985 * passes.def: Add two instances of pass_walloca.
6986 * tree-pass.h (make_pass_walloca): New.
6987 * gimple-ssa-warn-alloca.c: New file.
6988 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
6989 -Wvla-larger-than= options.
6991 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
6993 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
6994 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
6996 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
6998 * config/rs6000/altivec.h (vec_xl_len): New macro.
6999 (vec_xst_len): New macro.
7000 (vec_cmpnez): New macro.
7001 (vec_cntlz_lsbb): New macro.
7002 (vec_cnttz_lsbb): New macro.
7003 (vec_xlx): New macro.
7004 (vec_xrx): New macro.
7005 (vec_all_nez): New C++ predicate template.
7006 (vec_any_eqz): New C++ predicate template.
7007 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
7008 conditional compilation.
7009 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
7010 conditional compilation.
7011 (vec_all_nez): New macro.
7012 (vec_any_eqz): New macro.
7013 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
7015 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
7017 * config/rs6000/vector.md (VI): Moved this mode iterator
7018 definition from altivec.md to vector.md.
7019 (UNSPEC_NEZ_P): New value.
7020 (vector_ne_<mode>_p): New expansion for implementation of
7021 vec_all_ne and vec_any_eq built-in functions.
7022 (vector_nez_<mode>_p): New expansion for implementation of
7023 vec_all_nez and vec_any_eqz built-in functions.
7024 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
7025 and vec_any_eq built-in function.
7026 (cr6_test_for_zero): New commentary to explain this expansion.
7027 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
7028 (cr6_test_for_lt): New commentary to explain this expansion.
7029 (cr6_test_for_lt_reverse): New commentary to explain this
7031 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7032 overloaded function prototypes for vec_all_ne, vec_all_nez,
7033 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
7034 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
7036 (altivec_resolve_overloaded_builtin): Modify the handling of
7037 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
7038 the compiler is configured to support TARGET_P9_VECTOR.
7039 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
7040 to explain the special processing that is given to predicate
7041 built-ins introduced using this macro.
7042 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
7043 the special processing given to predicate built-ins introduced
7045 (BU_VSX_P): Likewise.
7046 (BU_P8V_AV_P): Likewise.
7047 (BU_P9V_AV_P): Likewise.
7048 (BU_P9V_AV_X): New macro.
7049 (BU_P9V_64BIT_AV_X): New macro.
7050 (BU_P9V_VSX_3): New macro.
7051 (BU_P9V_OVERLOAD_P): New macro.
7052 (LXVL): New BU_P9V_64BIT_VSX_2.
7053 (VEXTUBLX): New BU_P9V_AV_2.
7054 (VEXTUBRX): Likewise.
7055 (VEXTUHLX): Likewise.
7056 (VEXTUHRX): Likewise.
7057 (VEXTUWLX): Likewise.
7058 (VEXTUWRX): Likewise.
7059 (STXVL): New BU_P9V_64BIT_AV_X.
7060 (VCLZLSBB): New BU_P9V_AV_1.
7061 (VCTZLSBB): Likewise.
7062 (CMPNEB): New BU_P9V_AV_2.
7067 (VCMPNEB_P): New BU_P9V_AV_P.
7068 (VCMPNEH_P): Likewise.
7069 (VCMPNEW_P): Likewise.
7070 (VCMPNED_P): Likewise.
7071 (VCMPNEFP_P): Likewise.
7072 (VCMPNEDP_P): Likewise.
7073 (CMPNEZB): New BU_P9V_AV_2.
7074 (CMPNEZH): Likewise.
7075 (CMPNEZW): Likewise.
7076 (VCMPNEZB_P): New BU_P9V_AV_P.
7077 (VCMPNEZH_P): Likewise.
7078 (VCMPNEZW_P): Likewise.
7079 (LXVL): New BU_P9V_OVERLOAD_2.
7080 (STXVL): New BU_P9V_OVERLOAD_3.
7081 (VEXTULX): New BU_P9V_OVERLOAD_2.
7082 (VEXTURX): Likewise.
7084 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
7085 (VCMPNE_P): Likewise.
7086 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
7087 (VCTZLSBB): Likewise.
7088 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
7089 comment to explain mode used for scratch register.
7090 (altivec_expand_stxvl_builtin): New function.
7091 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
7092 (altivec_init_builtins): Add initialized variable
7093 void_ftype_v16qi_pvoid_long and use this type to define the
7094 built-in function __builtin_altivec_stxvl.
7095 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
7096 (UNSPEC_STXVL): New value.
7097 (UNSPEC_VCLZLSBB): New value.
7098 (UNSPEC_VCTZLSBB): New value.
7099 (UNSPEC_VEXTUBLX): New value.
7100 (UNSPEC_VEXTUHLX): New value.
7101 (UNSPEC_VEXTUWLX): New value.
7102 (UNSPEC_VEXTUBRX): New value.
7103 (UNSPEC_VEXTUHRX): New value.
7104 (UNSPEC_VEXTUWRX): New value.
7105 (UNSPEC_VCMPNEB): New value.
7106 (UNSPEC_VCMPNEZB): New value.
7107 (UNSPEC_VCMPNEH): New value.
7108 (UNSPEC_VCMPNEZH): New value.
7109 (UNSPEC_VCMPNEW): New value.
7110 (UNSPEC_VCMPNEZW): New value.
7111 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7112 vector of integer modes.
7113 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7114 vector of float or double modes.
7115 (*vector_nez_<mode>_p): New insn for vector test all not equal or
7117 (lxvl): New expand for load VSX vector with length.
7118 (*lxvl): New insn for load VSX vector with length.
7119 (stxvl): New expand for store VSX vector with length.
7120 (*stxvl): New insn for store VSX vector with length.
7121 (vcmpneb): New insn for vector of byte compare not equal.
7122 (vcmpnezb): New insn for vector of byte compare not equal or zero.
7123 (vcmpneh): New insn for vector of half word compare not equal.
7124 (vcmpnezh): New insn for vector of half word compare not equal or
7126 (vcmpnew): New insn for vector of word compare not equal.
7127 (vcmpne<VSs>): New insn for vector of float or double compare not
7129 (vcmpnezw): New insn for vector of word compare not equal or zero.
7130 (vclzlsbb): New insn for vector count leading zero
7131 least-significant bits byte.
7132 (vctzlsbb): New insn for vector count trailing zero least
7133 signficant bits byte.
7134 (vextublx): New insn for vector extract unsigned byte left
7136 (vextubrx): New insn for vector extract unsigned byte right
7138 (vextuhlx): New insn for vector extract unsigned half word left
7140 (vextuhrx): New insn for vector extract unsigned half word right
7142 (vextuwlx): New insn for vector extract unsigned word left
7144 (vextuwrx): New insn for vector extract unsigned word right
7146 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
7147 clarify intent of this constant.
7148 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
7149 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
7150 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
7151 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
7152 and vec_xrx functions.
7154 2016-10-18 Andrew Pinski <apinski@cavium.com>
7157 * predict.c (is_exit_with_zero_arg): New function.
7158 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
7161 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
7164 * config/i386/i386.c (legitimize_tls_address)
7165 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
7166 convert dest to Pmode if different than Pmode.
7168 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7170 PR tree-optimization/77916
7171 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
7172 stopgap fix, as pointers with -1 increment are still broken.
7174 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
7176 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
7177 mapping class decoration from here...
7178 (rs6000_xcoff_encode_section): ...to here.
7180 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
7181 if shrink-wrapping and optimizing for speed.
7183 2016-10-18 Richard Biener <rguenther@suse.de>
7185 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7186 not visited but non-executable predecessors. Return taken edge.
7187 Simplify conditions and refactor propagation vs. folding step.
7189 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
7191 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
7192 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
7193 (rs6000_get_separate_components): Assert we do not have those
7194 strategies selected.
7196 2016-10-18 Richard Biener <rguenther@suse.de>
7198 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
7199 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
7201 (substitute_and_fold_dom_walker): Adjust constructor.
7202 (substitute_and_fold_dom_walker::before_dom_children): Remove
7203 do_dce flag and handling (always true).
7204 (substitute_and_fold): Likewise.
7205 * tree-vrp.c (vrp_finalize): Adjust.
7206 (execute_early_vrp): Remove final BB_VISITED clearing.
7207 * tree-ssa-ccp.c (ccp_finalize): Adjust.
7208 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7209 * ira.c (ira): Call clear_bb_flags.
7211 2016-10-18 Richard Biener <rguenther@suse.de>
7213 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
7214 get at the operand to look at with TREE_OPERAND for generic
7217 2016-10-18 David Malcolm <dmalcolm@redhat.com>
7219 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
7221 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
7222 (write_test_expr): Use rtx_reader_ptr for calls to
7224 (write_attr_value): Likewise.
7225 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
7226 call to print_md_ptr_loc.
7227 (write_one_condition): Likewise for calls to print_c_condition.
7228 * genconstants.c: Include "statistics.h" and "vec.h".
7229 (main): Update for conversion to member functions.
7230 * genemit.c (emit_c_code): Use rtx_reader_ptr for
7231 call to print_md_ptr_loc.
7232 * genenums.c: Include "statistics.h" and "vec.h".
7233 (main): Update for conversion of traverse_enum_types to a method.
7234 * genmddeps.c: Include "statistics.h" and "vec.h".
7235 * genoutput.c (process_template): Use rtx_reader_ptr for call to
7237 * genpreds.c (write_predicate_subfunction): Likewise.
7238 (write_predicate_expr): Likewise for calls to print_c_condition.
7239 * genrecog.c (print_test): Likewise.
7240 * gensupport.c (process_rtx): Likewise for calls to
7241 copy_md_ptr_loc and join_c_conditions.
7242 (alter_test_for_insn): Likewise for call to join_c_conditions.
7243 (process_substs_on_one_elem): Likewise.
7244 (gen_mnemonic_setattr): Update for move of string_obstack to a
7245 field of rtx_reader.
7246 (mnemonic_htab_callback): Likewise. Fix formatting.
7247 (gen_mnemonic_attr): Likewise.
7248 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
7249 to print_c_condition.
7250 * read-md.c: Include "statistics.h" and "vec.h".
7251 (string_obstack): Convert this global to field "m_string_obstack"
7252 of class rtx_reader.
7253 (ptr_locs): Likewise, as "m_ptr_locs".
7254 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
7255 (joined_conditions): Likewise, as "m_joined_conditions".
7256 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
7257 (md_constants): Likewise, as "m_md_constants".
7258 (enum_types): Likewise, as "m_enum_types".
7259 (set_md_ptr_loc): Convert to...
7260 (rtx_reader::set_md_ptr_loc): ...member function.
7261 (get_md_ptr_loc): Convert to...
7262 (rtx_reader::get_md_ptr_loc): ...member function.
7263 (copy_md_ptr_loc): Convert to...
7264 (rtx_reader::copy_md_ptr_loc): ...member function.
7265 (fprint_md_ptr_loc): Convert to...
7266 (rtx_reader::fprint_md_ptr_loc): ...member function.
7267 (print_md_ptr_loc): Convert to...
7268 (rtx_reader::print_md_ptr_loc): ...member function.
7269 (join_c_conditions): Convert to...
7270 (rtx_reader::join_c_conditions): ...member function.
7271 (fprint_c_condition): Convert to...
7272 (rtx_reader::fprint_c_condition): ...member function.
7273 (print_c_condition): Convert to...
7274 (rtx_reader::print_c_condition): ...member function.
7275 (read_name): Convert to...
7276 (rtx_reader::read_name): ...member function.
7277 (read_escape): Convert to...
7278 (rtx_reader::read_escape): ...member function.
7279 (read_quoted_string): Convert to...
7280 (rtx_reader::read_quoted_string): ...member function.
7281 (read_braced_string): Convert to...
7282 (rtx_reader::read_braced_string): ...member function.
7283 (read_string): Convert to...
7284 (rtx_reader::read_string): ...member function.
7285 (read_skip_construct): Convert to...
7286 (rtx_reader::read_skip_construct): ...member function.
7287 (handle_constants): Convert to...
7288 (rtx_reader::handle_constants): ...member function.
7289 (traverse_md_constants): Convert to...
7290 (rtx_reader::traverse_md_constants): ...member function.
7291 (handle_enum): Convert to...
7292 (rtx_reader::handle_enum): ...member function.
7293 (lookup_enum_type): Convert to...
7294 (rtx_reader::lookup_enum_type): ...member function.
7295 (traverse_enum_types): Convert to...
7296 (rtx_reader::traverse_enum_types): ...member function.
7297 (rtx_reader::rtx_reader): Move initializations
7298 of various former global data from rtx_reader::read_md_files to
7299 here, as fields, along with the call to unlock_std_streams.
7300 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7302 (rtx_reader::read_md_files): Move initializations of various
7303 global data from here to the ctor.
7304 * read-md.h (read_name): Convert to...
7305 (rtx_reader::read_name): ...member function.
7306 (rtx_reader::read_escape): New method decl.
7307 (read_quoted_string): Convert to...
7308 (rtx_reader::read_quoted_string): ...member function.
7309 (rtx_reader::read_braced_string): New method decl.
7310 (read_string): Convert to...
7311 (rtx_reader::read_string): ...member function.
7312 (rtx_reader::read_skip_construct): New method decl.
7313 (rtx_reader::set_md_ptr_loc): New method decl.
7314 (rtx_reader::get_md_ptr_loc): New method decl.
7315 (copy_md_ptr_loc): Convert to...
7316 (rtx_reader::copy_md_ptr_loc): ...member function.
7317 (fprint_md_ptr_loc): Convert to...
7318 (rtx_reader::fprint_md_ptr_loc): ...member function.
7319 (print_md_ptr_loc): Convert to...
7320 (rtx_reader::print_md_ptr_loc): ...member function.
7321 (rtx_reader::lookup_enum_type): New method decl.
7322 (rtx_reader::traverse_enum_types): New method decl.
7323 (rtx_reader::handle_constants): New method decl.
7324 (traverse_md_constants): Convert to...
7325 (rtx_reader::traverse_md_constants): ...member function.
7326 (rtx_reader::handle_enum): New method decl.
7327 (rtx_reader::join_c_conditions): New method decl.
7328 (fprint_c_condition): Convert to...
7329 (rtx_reader::fprint_c_condition): ...member function.
7330 (print_c_condition): Convert to...
7331 (rtx_reader::print_c_condition): ...member function.
7332 (rtx_reader::apply_iterator_to_string): New method decl.
7333 (rtx_reader::copy_rtx_for_iterators): New method decl.
7334 (rtx_reader::read_conditions): New method decl.
7335 (rtx_reader::record_potential_iterator_use): New method decl.
7336 (rtx_reader::read_mapping): New method decl.
7337 (rtx_reader::read_rtx): New method decl.
7338 (rtx_reader::read_rtx_code): New method decl.
7339 (rtx_reader::read_rtx_operand): New method decl.
7340 (rtx_reader::read_nested_rtx): New method decl.
7341 (rtx_reader::read_rtx_variadic): New method decl.
7342 (rtx_reader::get_string_obstack): New method.
7343 (rtx_reader::get_md_constants): New method.
7344 (string_obstack): Convert global variable decl to...
7345 (rtx_reader::m_string_obstack): ...this new field.
7346 (rtx_reader::m_ptr_locs): New field.
7347 (rtx_reader::m_ptr_loc_obstack): New field.
7348 (rtx_reader::m_joined_conditions): New field.
7349 (rtx_reader::m_joined_conditions_obstack): New field.
7350 (rtx_reader::m_md_constants): New field.
7351 (rtx_reader::m_enum_types): New field.
7352 * read-rtl.c (apply_iterator_to_string): Convert to...
7353 (rtx_reader::apply_iterator_to_string): ...member function.
7354 (copy_rtx_for_iterators): Convert to...
7355 (rtx_reader::copy_rtx_for_iterators): ...member function.
7356 (add_condition_to_string): Use rtx_reader_ptr for
7357 calls join_c_conditions.
7358 (apply_iterators): Use rtx_reader_ptr for calls to
7359 join_c_conditions and copy_rtx_for_iterators.
7360 (read_conditions): Convert to...
7361 (rtx_reader::read_conditions): ...member function.
7362 (record_potential_iterator_use): Convert to...
7363 (rtx_reader::record_potential_iterator_use): ...member function.
7364 (read_mapping): Convert to...
7365 (rtx_reader::read_mapping): ...member function.
7366 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
7367 (read_rtx): Convert to...
7368 (rtx_reader::read_rtx): ...member function.
7369 (read_rtx_code): Convert to...
7370 (rtx_reader::read_rtx_code): ...member function.
7371 (read_rtx_operand): Convert to...
7372 (rtx_reader::read_rtx_operand): ...member function. Update for move
7373 of string_obstack to a field.
7374 (read_nested_rtx): Convert to..
7375 (rtx_reader::read_nested_rtx): ...member function.
7376 (read_rtx_variadic): Convert to..
7377 (rtx_reader::read_rtx_variadic): ...member function.
7379 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7381 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
7383 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7385 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
7386 for pointer type too.
7387 (ipcp_update_vr): set_ptr_nonnull for pointer.
7389 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7391 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
7392 pt_solution_singleton_p.
7393 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
7394 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
7395 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
7396 pointer nonnull computed by VRP.
7397 Also Conservatively set pt.null to 1.
7398 (pt_solution_reset): Conservatively set pt.null to 1.
7399 (pt_solution_singleton_or_null_p): Renamed from
7400 pt_solution_singleton_p.
7401 * tree-ssanames.h (set_ptr_nonnull): Declare.
7402 (get_ptr_nonnull): Likewise.
7403 * tree-ssanames.c (set_ptr_nonnull): New.
7404 (get_ptr_nonnull): Likewise.
7405 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
7406 (evrp_dom_walker::before_dom_children): Likewise.
7408 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7410 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7411 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7412 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7413 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7414 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
7415 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7416 (rs6000_option_override_internal): Clear it if ABI_AIX.
7417 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7418 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
7420 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7422 * gimple-ssa-strength-reduction.c (record_increment): Remove
7425 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7427 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
7428 that the result is non-zero if it is true.
7429 (maybe_expand_shift): New wrapper around expand_shift_1.
7430 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
7432 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7434 PR tree-optimization/77916
7435 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
7436 Don't allow a MINUS_EXPR for pointer arithmetic for either known
7438 (record_increment): Increments of -1 for unknown strides just use
7439 a multiply initializer like other negative values.
7440 (analyze_increments): Remove stopgap solution for -1 increment
7441 applied to pointer arithmetic.
7443 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
7445 * dominance.c (dom_info::dom_info): Add new constructor for region
7446 which is vector of basic blocks.
7447 (dom_init): New method to initialize members common for both
7449 (dom_info::dom_info): Invoke dom_init for partial initialization.
7450 (dom_info::get_idom): Add check to corner cases on basic blocks which
7452 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
7453 to detect unreachable bbs.
7454 (dom_info::calc_idoms): Likewise.
7455 (compute_dom_fast_query_in_region): New function.
7456 (calculate_dominance_info_for_region): Likewise.
7457 (free_dominance_info_for_region): Likewise.
7458 * dominance.h: Add prototypes for introduced region-based functions
7459 * tree-if-conv.c (build_region): New function.
7460 (if_convertible_loop_p_1): Invoke local version of post-dominators
7461 calculation before basic block predication with subsequent freeing
7462 post-dominator info.
7463 (tree_if_conversion): Remove free of post-dominator info
7464 (pass_if_conversion::execute): Delete detection of infinite loops
7465 and fake edges to exit block since post-dominator calculation is
7466 performed per if-converted loop only.
7468 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
7471 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7472 register explicitly.
7473 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
7474 optimizing for size.
7476 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7478 * config/aarch64/aarch64.c: Delete inclusion of
7479 cortex-a57-fma-steering.h.
7480 (aarch64_override_options): Delete call
7481 to aarch64_register_fma_steering.
7482 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
7483 * config/aarch64/cortex-a57-fma-steering.h: Delete.
7484 * config/aarch64/aarch64-passes.def: New file.
7485 * config/aarch64/cortex-a57-fma-steering.c
7486 (aarch64_register_fma_steering): Delete definition.
7487 (make_pass_fma_steering): Remove static qualifier.
7488 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
7489 (cortex-a57-fma-steering.o): Remove dependency on
7490 cortex-a57-fma-steering.h.
7492 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7494 * explow.c (validize_mem): Do not modify the argument in-place.
7496 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
7498 * tree-streamer.c (record_common_node): Explicitly list expected
7501 2016-10-17 Richard Biener <rguenther@suse.de>
7503 PR tree-optimization/77988
7504 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
7506 2016-10-17 Marek Polacek <polacek@redhat.com>
7508 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
7510 2016-10-17 Richard Biener <rguenther@suse.de>
7512 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
7515 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7517 PR tree-optimization/71636
7518 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
7520 2016-10-17 Richard Biener <rguenther@suse.de>
7522 * gimplify.c (gimplify_function_tree): Do not move the outer
7525 2016-10-17 Jakub Jelinek <jakub@redhat.com>
7527 * langhooks.h (struct lang_hooks_for_decls): Remove
7528 function_decl_explicit_p, function_decl_deleted_p and
7529 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
7530 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
7531 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7532 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
7533 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
7534 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
7535 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7536 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
7537 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
7538 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
7539 * langhooks.c (lhd_decl_dwarf_attribute): New function.
7540 * dwarf2out.c (gen_subprogram_die): Use
7541 lang_hooks.decls.decl_dwarf_attribute instead of
7542 lang_hooks.decls.function_decl_*.
7544 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7548 * common.opt (-ftrampolines): New option.
7549 * doc/invoke.texi (Code Gen Options): Document it.
7550 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
7551 * doc/tm.texi: Regenerate.
7552 * builtins.def: Add init_descriptor and adjust_descriptor.
7553 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
7554 on platforms with descriptors.
7555 (expand_builtin_init_descriptor): New function.
7556 (expand_builtin_adjust_descriptor): Likewise.
7557 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
7558 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
7559 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
7560 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
7561 Set STATIC_CHAIN_REG_P on the static chain register, if any.
7562 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
7563 (expand_call): Likewise. Move around call to prepare_call_address
7564 and pass all flags to it.
7565 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
7566 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
7567 (gimple_call_set_by_descriptor): New setter.
7568 (gimple_call_by_descriptor_p): New getter.
7569 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
7570 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
7571 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
7572 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7573 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
7574 * rtl.h (STATIC_CHAIN_REG_P): New macro.
7575 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
7576 * target.def (custom_function_descriptors): New POD hook.
7577 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
7578 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
7579 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
7580 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
7581 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
7582 (build_common_builtin_nodes): Initialize init_descriptor and
7584 * tree-nested.c: Include target.h.
7585 (struct nesting_info): Add 'any_descr_created' field.
7586 (get_descriptor_type): New function.
7587 (lookup_element_for_decl): New function extracted from...
7588 (create_field_for_decl): Likewise.
7589 (lookup_tramp_for_decl): ...here. Adjust.
7590 (lookup_descr_for_decl): New function.
7591 (convert_tramp_reference_op): Deal with descriptors.
7592 (build_init_call_stmt): New function extracted from...
7593 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
7594 * defaults.h (FUNCTION_ALIGNMENT): Define.
7595 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
7596 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7597 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7598 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
7599 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7601 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7603 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
7604 constants in CONST_VECTORs.
7606 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7608 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
7609 register as destination of bmask.
7610 (vector_init_bshuffle): Likewise.
7611 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
7612 (bmaskdi_vis): Enable only in 64-bit mode.
7614 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
7616 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
7617 make LR a separately shrink-wrapped component unless savres_strategy
7618 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
7619 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
7620 wrapping when not both {SAVE,REST}_INLINE_GPRS.
7622 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7624 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
7625 and keep looping on failure.
7627 2016-10-14 David Malcolm <dmalcolm@redhat.com>
7629 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
7631 (print_rtx_function): Update example in comment for...
7632 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
7633 non-virtual pseudos with a '%' sigil followed by the regno, offset
7634 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
7635 pseudo is dumped as "%0".
7637 2016-10-14 Jakub Jelinek <jakub@redhat.com>
7640 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
7643 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
7645 * config/sparc/sparc-passes.def: New file.
7646 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
7647 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
7648 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
7650 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7652 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
7653 loop peel to loops with exit test at the beginning.
7655 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7657 PR rtl-optimization/68212
7658 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
7659 frequency when computing scale factor for peeled copies.
7660 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
7661 values for switch/peel blocks/edges.
7663 2016-10-14 Pedro Alves <palves@redhat.com>
7665 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
7667 2016-10-14 Catherine Moore <clm@codesourcery.com>
7669 * config/mips/mips.c (mips_prepare_pch_save): Initialize
7670 micromips_globals to zero.
7672 2016-10-14 Richard Biener <rguenther@suse.de>
7674 PR tree-optimization/77979
7675 * tree-vrp.c (compare_name_with_value): Handle released SSA names
7676 in the equivalency sets.
7677 (compare_names): Likewise.
7679 2016-10-14 Martin Liska <mliska@suse.cz>
7681 * builtins.h(target_char_cst_p): Declare the function.
7682 * builtins.c (fold_builtin_memchr): Remove.
7683 (target_char_cst_p): Move the function from gimple-fold.c.
7684 (fold_builtin_3): Do not call the function.
7685 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
7686 (gimple_fold_builtin): Call the function.
7687 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
7689 2016-10-14 Martin Liska <mliska@suse.cz>
7691 * builtins.c (fold_builtin_strcmp): Remove function.
7692 (fold_builtin_strncmp): Likewise.
7693 (fold_builtin_2): Remove call of the function.
7694 (fold_builtin_3): Likewise.
7695 * fold-const-call.c (fold_const_call): Add constant folding
7696 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
7697 * fold-const-call.h (build_cmp_result): Declare the function.
7698 * gimple-fold.c (gimple_load_first_char): New function.
7699 (gimple_fold_builtin_string_compare): Likewise.
7700 (gimple_fold_builtin): Call the function.
7702 2016-10-14 Nathan Sidwell <nathan@acm.org>
7704 * gcov-io.c (gcov_open): Deconstify 'mode'.
7706 2016-10-14 Martin Liska <mliska@suse.cz>
7708 * fold-const.c (c_getstr): Support of properly \0-terminated
7709 string constants. New argument is added.
7710 * fold-const.h: New argument is added.
7712 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7714 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
7716 (aarch64_print_hint_for_core): Likewise.
7717 (aarch64_print_hint_for_arch): Likewise.
7718 (aarch64_validate_march): Use it. Fix indentation in type signature.
7719 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
7720 (aarch64_validate_mtune): Likewise.
7721 (aarch64_handle_attr_arch): Likewise.
7722 (aarch64_handle_attr_cpu): Likewise.
7723 (aarch64_handle_attr_tune): Likewise.
7725 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7727 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
7730 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
7732 * config/m68k/m68k.c (m68k_option_override): Check
7733 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
7734 instead of stack_limit_rtx.
7736 2016-10-13 Jakub Jelinek <jakub@redhat.com>
7738 * dwarf2out.c (gen_member_die): Handle inline static data member
7741 2016-10-13 Nathan Sidwell <nathan@acm.org>
7743 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
7744 gcov_var.mode. Remove unnecessary fstat.
7746 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
7749 * function.c (thread_prologue_and_epilogue_insns): Call all
7750 make_*logue_seq in the same order as traditional. Call them
7751 all a second time if shrink_wrapped_separate.
7753 2016-10-13 Marek Polacek <polacek@redhat.com>
7755 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7756 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
7759 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7761 PR tree-optimization/77937
7762 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
7763 to infinite when we have a pointer with an increment of -1.
7765 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7767 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
7769 * memmodel.h: This file.
7770 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
7771 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
7772 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
7773 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
7774 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
7775 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
7776 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
7777 compare-elim.c, config/aarch64/aarch64-builtins.c,
7778 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
7779 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
7780 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
7781 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
7782 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
7783 config/darwin.c, config/epiphany/epiphany.c,
7784 config/epiphany/mode-switch-use.c,
7785 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
7786 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
7787 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
7788 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
7789 config/m68k/m68k.c, config/mcore/mcore.c,
7790 config/microblaze/microblaze.c, config/mmix/mmix.c,
7791 config/mn10300/mn10300.c, config/moxie/moxie.c,
7792 config/msp430/msp430.c, config/nds32/nds32-cost.c,
7793 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
7794 config/nds32/nds32-memory-manipulation.c,
7795 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
7796 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
7797 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
7798 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
7799 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
7800 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
7801 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
7802 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
7803 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
7804 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
7805 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
7806 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
7807 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
7808 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
7809 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
7810 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
7811 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
7812 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
7813 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
7814 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
7815 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
7816 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
7817 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
7818 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
7819 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
7820 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
7821 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
7822 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
7823 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
7824 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
7825 var-tracking.c, varasm.c: Include memmodel.h.
7826 * genattrtab.c (write_header): Include memmodel.h in generated file.
7827 * genautomata.c (main): Likewise.
7828 * gengtype.c (open_base_files): Likewise.
7829 * genopinit.c (main): Likewise.
7830 * genconditions.c (write_header): Include memmodel.h earlier in
7832 * genemit.c (main): Likewise.
7833 * genoutput.c (output_prologue): Likewise.
7834 * genpeep.c (main): Likewise.
7835 * genpreds.c (write_insn_preds_c): Likewise.
7836 * genrecog.c (write_header): Likewise.
7837 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
7839 2016-10-13 David Malcolm <dmalcolm@redhat.com>
7841 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
7842 for new "compact" param of print_rtx_function. Check for "cinsn"
7844 * print-rtl-function.c (flag_compact): New decl.
7845 (print_rtx_function): Add param "compact" and use it to set
7846 flag_compact, adding a description of the effect to the leading
7847 comment, and updating the example output.
7848 * print-rtl.c (flag_compact): New variable.
7849 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
7851 (print_rtx_operand_code_i): When printing source locations, wrap
7852 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
7853 (print_rtx_operand_code_r): Don't print regnos for hard regs and
7854 virtuals in compact mode.
7855 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
7856 apart from in LABEL_REFs.
7857 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
7858 Don't print basic block ids in compact mode.
7859 (print_rtx): In compact mode, prefix the code of insns with "c",
7860 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
7861 * print-rtl.h (print_rtx_function): Add "compact" param.
7863 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7865 * arm.h (TARGET_VFP): Delete.
7866 (TARGET_VFPD32): Remove references to TARGET_VFP.
7867 (TARGET_VFP3, TARGET_VFP5): Likewise.
7868 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
7869 (TARGET_NEON_FP16): Likewise.
7870 (TARGET_FMA): Likewise.
7871 (TARGET_CRYPTO): Likewise.
7872 (TARGET_NEON): Likewise.
7873 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7874 (FUNCTION_ARG_REGNO_P): Likewise.
7875 * arm.c (arm_option_check_internal): Likewise.
7876 (arm_option_override): Likewise.
7877 (use_return_insn): Likewise.
7878 (arm_function_value_regno_p): Likewise.
7879 (arm_apply_result_size): Likewise.
7880 (use_vfp_abi): Likewise.
7881 (arm_legitimate_address_outer_p): Likewise.
7882 (thumb2_legitimate_address_p): Likewise.
7883 (arm_legitimate_index_p): Likewise.
7884 (thumb2_legitimate_index_p): Likewise.
7885 (arm_legitimate_address): Likewise.
7886 (arm_get_vfp_saved_size): Likewise.
7887 (arm_emit_vfp_multi_reg_pop): Likewise.
7888 (arm_get_frame_offsets): Likewise.
7889 (arm_save_coproc_regs): Likewise.
7890 (arm_hard_regno_mode_ok): Likewise.
7891 (arm_expand_epilogue_apcs_frame): Likewise.
7892 (arm_expand_epilogue): Likewise.
7893 (arm_file_start): Likewise.
7894 (arm_conditional_register_usage): Likewise.
7895 (arm_validize_comparison): Use vfp_compare_operand directly.
7896 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
7897 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
7899 (arm_atomic_assign_expand_fenv): Likewise.
7900 * arm.md (divsf3): Likewise.
7901 (arm_negsi2): Likewise.
7903 (arm_movdi): Likewise.
7904 (arm_movt): Likewise.
7905 (cbranchsf4): Change predicate to vfp_compare_operand.
7906 (cbranchdf4): Change predicate to vfp_compare_operand.
7907 (cstorehf4): Change predicate to vfp_compare_operand.
7908 (cstoresf4): Change predicate to vfp_compare_operand.
7909 (cstoredf4): Change predicate to vfp_compare_operand.
7910 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
7911 (movhi_insn_arch4, movhi_bytes): Likewise.
7912 * constraints.md (Dt): Likewise.
7914 * iterators.md (SDF): Likewise.
7915 * predicates.md (arm_float_compare_operand): Delete.
7916 (const_double_vcvt_power_of_two_reciprocal): Remove references to
7918 (const_double_vcvt_power_of_two): Likewise.
7919 * thumb2.md thumb2_movsi_insn): Likewise.
7920 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
7921 (movhf_vfp): Likewise.
7922 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
7923 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
7924 (movsf_vfp, thumb2_movsf_vfp): Likewise.
7925 (movdf_vfp, thumb2_movdf_vfp): Likewise.
7926 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
7927 (subsf3_vfp, divsf3_vfp): Likewise.
7928 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
7929 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
7930 (mulsf3negsfsubsf_vfp): Likewise.
7931 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
7932 (floatunssisf2, sqrtsf2_vfp): Likewise.
7933 (movcc_vfp): Likewise.
7934 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
7935 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
7936 (push_multi_vfp): Likewise.
7937 (set_fpscr, get_fpscr): Likewise.
7938 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
7940 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
7942 * arm.h (TARGET_VFP): Unconditionally define to 1.
7943 (arm_fpu_desc): Remove 'model' field.
7944 (TARGET_FPU_MODEL): Delete.
7945 * arm.c (all_fpus): Don't initialize the model field.
7946 (arm_can_inline_p): Don't check the FPU model.
7947 * arm-fpus.def: Remove redundant model field from all FPU
7950 2016-10-13 Richard Biener <rguenther@suse.de>
7953 * genmatch.c (struct capture): Add value_match member.
7954 (commutate): Preserve value_match.
7955 (lower_opt_convert): Likewise.
7956 (lower_cond): Likewise.
7957 (replace_id): Likewise.
7958 (struct dt_operand): Add value_match member.
7959 (decision_tree::cmp_node): Compare it.
7960 (decision_tree::insert_operand): Honor it when finding and
7961 when appending a DT_MATCH.
7962 (dt_operand::gen_match_op): Generate a type check after
7963 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
7964 (parser::get_internal_capture_id): New helper.
7965 (parser::finish_match_operand): New function lowering @@<id>.
7966 (parser::parse_capture): Parse @@<id> as value-match.
7967 (parser::parse_expr): Use get_internal_capture_id.
7968 (parser::parse_simplify): Call finish_match_operand.
7969 (walk_captures): New helper.
7970 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
7972 ((X /[ex] A) * A -> X): Likewise.
7973 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
7974 convert[12] and value-matching.
7975 ((A | B) & (A | C) -> A | (B & C)): Likewise.
7976 ((X | Y) | Y -> X | Y): Likewise.
7977 ((X ^ Y) ^ Y -> X): Likewise.
7978 (A - (A & B) -> ~B & A): Likewise.
7979 ((T)(P + A) - (T)P -> (T) A): Likewise.
7980 ((T)P - (T)(P + A) -> -(T) A): Likewise.
7981 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
7982 * doc/match-and-simplify.texi: Amend capture section.
7984 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7986 * config/arc/arc.md (umul_600): Remove predicated variant.
7987 (umul64_600): Likewise.
7989 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
7991 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
7993 2016-10-13 Bin Cheng <bin.cheng@arm.com>
7995 * tree-vect-loop.c (loop_niters_no_overflow): New func.
7996 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
7997 no-overflow information to vect_do_peeling_for_loop_bound and
7998 vect_gen_vector_loop_niters.
8000 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8002 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
8005 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8007 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
8008 adjust_vec automatically.
8009 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
8010 param exit_bb to guard_to.
8011 (slpeel_checking_verify_cfg_after_peeling):
8012 (set_prologue_iterations):
8013 (create_lcssa_for_virtual_phi): New func which is factored out from
8014 slpeel_tree_peel_loop_to_edge.
8015 (slpeel_tree_peel_loop_to_edge):
8016 (iv_phi_p): New func.
8017 (vect_can_advance_ivs_p): Call iv_phi_p.
8018 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
8019 new gimple stmts in basic block.
8020 (vect_gen_niters_for_prolog_loop): Rename to...
8021 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
8022 adjust implementation.
8023 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
8024 sizetype if necessary.
8025 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
8026 it to external function.
8027 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
8028 (vect_gen_vector_loop_niters_mult_vf): New.
8029 (slpeel_update_phi_nodes_for_loops): New.
8030 (slpeel_update_phi_nodes_for_guard1): Reimplement.
8031 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
8032 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
8033 * tree-vect-loop.c (vect_build_loop_niters): Move to file
8034 tree-vect-loop-manip.c
8035 (vect_generate_tmps_on_preheader): Delete.
8036 (vect_transform_loop): Rename vectorization_factor to vf. Call
8037 vect_do_peeling instead of vect_do_peeling-* functions.
8038 * tree-vectorizer.h (vect_do_peeling): New decl.
8039 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
8040 (vect_do_peeling_for_loop_bound): Delete.
8041 (vect_do_peeling_for_alignment): Delete.
8043 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8045 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
8046 duplicated loop after its preheader and after the original loop.
8048 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8050 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
8051 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
8053 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8055 * tree-vect-loop.c (vectorizable_live_operation): Support handling
8056 for live variable outside loop but not in lcssa form.
8058 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8060 * cfg.c (reset_original_copy_tables): New func.
8061 * cfg.h (reset_original_copy_tables): New decl.
8063 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8066 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
8068 * varasm.c (default_binds_local_p_3): Formatting fix.
8070 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8072 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
8074 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
8075 Remove useless code.
8077 2016-10-13 Martin Liska <mliska@suse.cz>
8079 PR tree-optimization/77943
8080 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
8081 a different EH landing pads.
8083 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8086 * hooks.h (hook_tree_void_null): Declare.
8087 * hooks.c (hook_tree_void_null): New function.
8088 * langhooks.c (lhd_return_null_tree_v): Remove.
8089 * langhooks-def.h (lhd_return_null_tree_v): Remove.
8090 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
8091 set y to const0_rtx.
8092 * function.c (stack_protect_epilogue): Likewise.
8093 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
8094 if TARGET_THREAD_SSP_OFFSET is defined.
8095 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8096 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8097 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8098 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8099 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8100 (ix86_stack_protect_guard): New function.
8102 2016-10-13 Richard Biener <rguenther@suse.de>
8104 * dwarf2out.c (tree_add_const_value_attribute): Do not try
8105 rtl_for_decl_init during early phase.
8106 (gen_variable_die): Do not create locations during early phase.
8107 (gen_label_die): Likewise.
8108 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
8111 2016-10-12 Richard Biener <rguenther@suse.de>
8113 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
8114 try_add_new_range and made to eturn new range.
8115 (evrp_dom_walker::before_dom_children): Push op1 value range before
8116 pushing op0 value range.
8118 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8120 PR tree-optimization/77937
8121 * gimple-ssa-strength-reduction.c (analyze_increments): Use
8122 POINTER_TYPE_P on the candidate type to determine whether
8123 candidates in this chain require pointer arithmetic.
8125 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
8127 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
8128 correction if the type is smaller than a word.
8129 (visium_select_cc_mode): Add ... fall through ... comment.
8131 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8133 * config/rs6000/rs6000.c (machine_function): Add new fields
8134 gpr_is_wrapped_separately and lr_is_wrapped_separately.
8135 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
8136 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
8137 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
8138 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
8139 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
8140 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
8141 (rs6000_get_separate_components): New function.
8142 (rs6000_components_for_bb): New function.
8143 (rs6000_disqualify_components): New function.
8144 (rs6000_emit_prologue_components): New function.
8145 (rs6000_emit_epilogue_components): New function.
8146 (rs6000_set_handled_components): New function.
8147 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
8148 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
8149 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
8150 (rs6000_emit_epilogue): Don't emit GPR restores if
8151 gpr_is_wrapped_separately for that register. Don't make a
8152 REG_CFA_RESTORE note for registers we did not restore, either.
8154 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8156 * function.c (thread_prologue_and_epilogue_insns): Call
8157 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
8158 if it has possibly changed. Compute the split_prologue_seq and
8159 epilogue_seq later, too.
8160 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
8161 (dump_components): New function.
8162 (struct sw): New struct.
8164 (init_separate_shrink_wrap): New function.
8165 (fini_separate_shrink_wrap): New function.
8166 (place_prologue_for_one_component): New function.
8167 (spread_components): New function.
8168 (disqualify_problematic_components): New function.
8169 (emit_common_heads_for_components): New function.
8170 (emit_common_tails_for_components): New function.
8171 (insert_prologue_epilogue_for_components): New function.
8172 (try_shrink_wrapping_separate): New function.
8173 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
8175 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8177 * regrename.c (build_def_use): Invalidate chains that have a
8178 REG_CFA_RESTORE on some instruction.
8180 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8182 * dce.c (delete_unmarked_insns): Don't delete instructions with
8183 a REG_CFA_RESTORE note.
8185 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8187 * common.opt (-fshrink-wrap-separate): New flag.
8188 * doc/invoke.texi: Document it.
8189 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
8190 * doc/tm.texi: Regenerate.
8191 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
8192 * target.def (shrink_wrap): New hook vector.
8193 (get_separate_components, components_for_bb, disqualify_components,
8194 emit_prologue_components, emit_epilogue_components,
8195 set_handled_components): New hooks.
8197 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8199 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
8200 vector return by reference only if -Wpsabi.
8201 (rs6000_pass_by_reference): Similarly, for argument passing.
8203 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8205 * function-tests.c: Include "print-rtl.h".
8206 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
8207 function, and verify what is dumped.
8208 * print-rtl-function.c (print_edge): New function.
8209 (begin_any_block): New function.
8210 (end_any_block): New function.
8211 (can_have_basic_block_p): New function.
8212 (print_rtx_function): Track the basic blocks of insns in the
8213 chain, wrapping those that are within blocks within "(block)"
8214 directives. Remove the "(cfg)" directive.
8216 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8218 * selftest.c (selftest::read_file): New function.
8219 (selftest::test_read_file): New function.
8220 (selftest::selftest_c_tests): Call test_read_file.
8221 * selftest.h (selftest::read_file): New decl.
8223 2016-10-12 Richard Biener <rguenther@suse.de>
8226 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
8229 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
8231 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
8233 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
8234 dwarf2out_assembly_start.
8236 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
8238 * Makefile.in (SELFTEST_FLAGS): New variable.
8239 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
8241 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
8244 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
8246 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
8247 dumped in RTL dumps.
8249 2016-10-12 Martin Liska <mliska@suse.cz>
8251 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
8252 (gimple_fold_builtin_memory_op): Use the function.
8253 (gimple_fold_builtin_strchr): Likewise.
8254 (gimple_fold_builtin_strcat): Likewise.
8255 (gimple_build): Likewise.
8257 2016-10-12 Nathan Sidwell <nathan@acm.org>
8259 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
8261 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8263 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
8264 equivalent 32-bit constant (modulo 2**32) when that yields
8265 smaller instructions.
8266 (size_of_int_loc_descriptor): Update accordingly.
8268 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8270 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8271 functions, call dwarf2out_decl on the parent function first.
8273 2016-10-12 Richard Biener <rguenther@suse.de>
8275 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8278 2016-10-12 Richard Biener <rguenther@suse.de>
8280 * tree-ssa-propagate.c
8281 (substitute_and_fold_dom_walker::before_dom_children): Do not
8282 ignore ASSERT_EXPRs but only preserve them.
8283 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8284 that have been propagated into.
8285 (vrp_finalize): Enable DCE for substitute_and_fold.
8287 2016-10-12 Richard Biener <rguenther@suse.de>
8289 PR tree-optimization/77920
8290 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8291 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8292 (simplify_abs_using_ranges): Likewise.
8293 (simplify_conversion_using_ranges): Likewise.
8294 (simplify_stmt_using_ranges): Adjust.
8296 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8298 PR tree-optimization/77929
8299 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8300 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8302 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8305 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8306 needs a base register for arg 1.
8308 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8310 * common.opt (Wimplicit-fallthrough) Turn into alias to
8311 -Wimplicit-fallthrough=3. Remove EnabledBy.
8312 (Wimplicit-fallthrough=): New option.
8313 * gimplify.c (warn_implicit_fallthrough_r): Use
8314 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8315 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8316 to -Wimplicit-fallthrough=3.
8317 (-Wimplicit-fallthrough=): Document.
8319 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8321 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8322 and GEU in DImode if TARGET_SUBXC.
8323 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8324 (seqdi<W:mode>_zero_subxc): Delete.
8325 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8326 (neg_seqdi<W:mode>_zero_vis3): Delete.
8327 (plus_seqdi<W:mode>_zero): Likewise.
8328 (minus_seqdi<W:mode>_zero): Likewise.
8329 (plus_plus_sltu<W:mode>): Accept only register.
8330 (addx<W:mode>): Likewise.
8331 (plus_sltu<W:mode>_vis3): Likewise.
8332 (plus_plus_sltu<W:mode>_vis3): Likewise.
8333 (neg_sgeu<W:mode>_vis3): Delete.
8334 (minus_sgeu<W:mode>_vis3): Likewise.
8335 (addxc<W:mode>): Accept only registers.
8336 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8337 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8338 (neg_plus_sltu<W:mode>_subxc): Likewise.
8339 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8340 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8341 (sgeu<W:mode>_insn_subxc): Delete.
8342 (plus_sgeu<W:mode>_subxc): Likewise.
8343 (subxc<W:mode>): Accept only register.
8344 (scc splitter): Split always GEU again.
8346 2016-10-11 Jeff Law <law@redhat.com>
8348 PR tree-optimization/77424
8349 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8350 dead conditionals. Assert that all e->aux fields are NULL.
8352 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8354 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8355 operand-printing "switch" statement into...
8356 (print_rtx_operand_code_0): ...this new function, ...
8357 (print_rtx_operand_code_e): ...this new function, ...
8358 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8359 (print_rtx_operand_code_i): ...this new function, ...
8360 (print_rtx_operand_code_r): ...this new function, ...
8361 (print_rtx_operand_code_u): ...this new function, ...
8362 (print_rtx_operand): ...and this new function.
8364 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
8366 * config/alpha/alpha-passes.def: New file.
8367 * config/alpha/t-alpha: New file.
8368 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
8369 (make_pass_handle_trap_shadows): New prototype.
8370 (make_pass_align_insns): Ditto.
8371 * config/alpha/alpha.c (alpha_option_override): Don't register
8373 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
8375 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8378 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
8379 distinct __ibm128 IBM extended double type if long doubles are
8380 128-bits and the default format for long double is IEEE 128-bit.
8382 2016-10-11 Richard Biener <rguenther@suse.de>
8384 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
8385 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
8386 (verify_die): New function.
8387 (dwarf2out_finish): Call it.
8388 (output_line_info): Handle case of -gsplit-dwarf without
8389 DWARF2_ASM_LINE_DEBUG_INFO.
8391 2016-10-11 Richard Biener <rguenther@suse.de>
8394 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
8395 sub-chains of BLOCK_VARS and gimple_bind_vars.
8397 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8399 * config/i386/znver1.md : Fix imov/imovx load type reservations.
8401 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8403 * config/sparc/sparc.opt (msubxc): New option.
8404 * doc/invoke.texi (SPARC options): Document it and tidy up.
8405 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
8406 * doc/tm.texi: Regenerate.
8407 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
8409 (CCX_NOOV): Rename into...
8413 * config/sparc/predicates.m (fcc_register_operand): Simplify.
8414 (fcc0_register_operand): Likewise.
8415 (icc_register_operand): New.
8416 (icc_or_fcc_register_operand): Simplify.
8417 (nz_comparison_operator): New.
8418 (c_comparison_operator): Likewise.
8419 (noov_compare_operator): Rename into...
8420 (icc_comparison_operator): ...this. Use above predicates.
8421 (noov_compare64_operator): Rename into...
8422 (v9_comparison_operator): ...this and tidy up.
8423 (fcc_comparison_operator): New.
8424 (icc_or_fcc_comparison_operator): Likewise.
8425 (v9_register_compare_operator): Rename info...
8426 (v9_register_comparison_operator): ...this.
8427 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
8428 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
8430 (sparc_fixed_condition_code_regs): New function.
8431 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
8432 renaming and add support for CCC/CCXC.
8433 (output_cbranch): Likewise.
8434 (sparc_print_operand): Likewise.
8435 (gen_v9_scc): Remove obsolete assertion.
8436 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
8437 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
8438 (output_cbcond): Remove bogus handling of CC modes.
8439 (sparc_register_move_cost): Return 100 for NO_REGS.
8440 * config/sparc/sparc.md (W): New mode iterator.
8441 (length): Adjust for noov_compare64_operator renaming.
8442 (cmpsi_sne): New instruction.
8443 (cmpdi_sne): Likewise.
8444 (seqdi_special): Delete.
8445 (seqdi_special): Likewise.
8446 (snesi<P:mode>_special): Likewise.
8447 (snedi_special): Likewise.
8448 (snedi_special_vis3): Likewise.
8449 (snesi patterns): Use W iterator.
8450 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
8451 (sltu patterns): Likewise.
8452 (sgeu patterns): Likewise.
8453 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
8454 (normal_branch): Use icc_comparison_operator predicate.
8455 (inverted_branch): Likewise.
8456 (cbcond_sp32): Use comparison_operator predicate.
8457 (cbcond_sp64): Likewise.
8458 (normal_int_branch_sp64): Adjust for renaming
8459 (inverted_int_branch_sp64): Likewise.
8460 (mov<I:mode>_cc_reg_sp64): Likewise.
8461 (movsf_cc_reg_sp6): Likewise.
8462 (movdf_cc_reg_sp64): Likewise.
8463 (movtf_cc_reg_hq_sp64): Likewise.
8464 (movtf_cc_reg_sp64): Likewise.
8465 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
8466 (movsf_cc_v9): Likewise.
8467 (movdf_cc_v9): Likewise.
8468 (movtf_cc_hq_v9): Likewise.
8469 (movtf_cc_v9): Likewise.
8470 (adddi3): Call gen_adddi3_sp32.
8471 (adddi3_insn_sp32): Rename to...
8472 (adddi3_sp32): ...this. Accept only register_operand as operand #1
8473 and use CCCmode for the carry.
8474 (addx_extend_sp32): Use CCCmode for the carry.
8475 (addx_extend_sp64): Delete.
8476 (adddi3_extend_sp32): Use CCCmode for the carry.
8477 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
8478 (subdi3): Call gen_subdi3_sp32.
8479 (subdi3_insn_sp32): Rename to...
8480 (subdi3_sp32): ...this and use CCmode for the carry.
8481 (subx_extend_sp32): Use CCCmode for the carry.
8482 (subx_extend_sp64): Delete.
8483 (subdi3_extend_sp32): Use CCmode for the carry.
8484 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
8485 (negdi3): Call gen_negdi3_sp32.
8486 (negdi3_sp32): Use CCCmode for the carry.
8487 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
8488 (cmp_nz_ashift_1): Use CCNZ mode.
8489 (cmp_nz_set_ashift_1): Likewise.
8490 (ctrapsi4): Use comparison_operator predicate.
8491 (ctrapdi4): Likewise.
8492 (trapsi_insn): Use icc_comparison_operator predicate.
8493 (trapdi_insn): Likewise.
8494 (edge8 patterns): Use CCNZmode.
8495 (edge16 patterns): Likewise.
8496 (edge32 patterns): Likewise.
8498 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8500 * config/visium/visium-modes.def (CC_NOOV): Rename into...
8502 (CC_BTST): Rename into...
8504 * config/visium/predicates.md (real_add_operand): New.
8505 (visium_btst_operator): Rename into...
8506 (visium_equality_comparison_operator): ...this.
8507 (visium_noov_operator): Rename into...
8508 (visium_nz_comparison_operator): ...this.
8509 (visium_c_comparison_operator): New.
8510 (visium_branch_operator): Adjust and deal with all CC modes.
8511 * config/visium/visium.c (visium_adjust_cost): Adjust.
8512 (visium_split_double_add): Use the *_set_carry patterns.
8513 (visium_select_cc_mode): Add support for CCC mode and adjust.
8514 (output_cbranch): Adjust and use the carry-based operators for
8515 floating-point comparisons.
8516 * config/visium/visium.md (flags_subst_arith): Adjust.
8517 (addsi3_insn_set_carry): New instruction.
8518 (subsi3_insn_set_carry): Likewise.
8519 (negsi2_insn_set_carry): Likewise.
8521 (cmp<mode>_sne): Likewise.
8522 (cbranch<mode>4): Use ordered_comparison_operator.
8523 (cbranch<mode>4_insn): Likewise.
8524 (cbranchsi4_btst_insn): Adjust.
8526 2016-10-11 Tom de Vries <tom@codesourcery.com>
8529 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
8532 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8534 * tree.h (build_complex_type): Add second parameter with default.
8535 * tree.c (build_complex_type): Add NAMED second parameter and adjust
8536 recursive call. Create a TYPE_DECL only if NAMED is true.
8537 (build_common_tree_nodes): Pass true in calls to build_complex_type.
8539 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
8541 New avr-passes.def to register AVR specific passes.
8543 * config/avr/avr-passes.def: New file.
8544 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
8545 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
8546 (make_avr_pass_recompute_note): New proto.
8547 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
8548 (avr_pass_recompute_notes): Use anonymous namespace.
8549 (avr_register_passes): Remove function...
8550 (avr_option_override): ...and its call.
8552 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
8554 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
8555 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
8556 PTF_AVOID_BRANCHLIKELY_SPEED for others.
8557 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
8559 * config/mips/mips.c (mips_option_override): Enable the branch
8560 likely depending on the tune flags and optimization level.
8561 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
8562 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
8563 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
8564 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
8566 2016-10-11 Richard Biener <rguenther@suse.de>
8568 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
8569 (output_function): Properly stream the whole block tree.
8570 * lto-streamer-in.c (input_function): Likewise.
8572 2016-10-11 Marek Polacek <polacek@redhat.com>
8574 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
8576 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8578 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
8579 (evrp_dom_walker::before_dom_children): Infer and push new value
8580 ranges for x in y < x.
8582 2016-10-10 Joseph Myers <joseph@codesourcery.com>
8585 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
8586 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
8587 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8588 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8589 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
8590 (IA64_NO_LIBGCC_TFMODE): Likewise.
8592 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8594 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
8597 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
8599 * config.gcc: Add aarch64-*-freebsd* support.
8600 * config.host: Likewise.
8601 * config/aarch64/aarch64-freebsd.h: New file.
8602 * config/aarch64/t-aarch64-freebsd: Ditto.
8604 2016-10-10 Jeff Law <law@redhat.com>
8606 PR tree-optimization/71947
8607 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
8608 B with A within a single statement.
8610 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8612 PR tree-optimization/77824
8613 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
8614 zero cost for copies.
8615 (find_candidates_dom_walker::before_dom_children): Replace
8616 MODIFY_EXPR with SSA_NAME.
8617 (replace_mult_candidate): Likewise.
8618 (replace_profitable_candidates): Likewise.
8620 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8622 * config/s390/s390.h: Wrap more macros args in brackets and fix
8624 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
8626 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
8628 2016-10-10 Andreas Schwab <schwab@suse.de>
8631 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
8632 pseudo is not DImode.
8634 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
8636 * common/config/arc/arc-common.c (arc_option_optimization_table):
8637 Remove compact casesi option.
8638 * config/arc/arc.c (arc_override_options): Use compact casesi
8639 option only for pre-ARCv2 cores.
8640 * doc/invoke.texi (mcompact-casesi): Update text.
8642 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8644 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
8645 Add macro to say we can efficiently handle overlapping unaligned
8647 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
8648 poor code for processors older than p8.
8650 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
8652 * gen-pass-instances.awk: Remove GNUism.
8654 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8656 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
8657 NULL of (*ipcp_transformations)][node->uid].
8659 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
8661 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
8662 (MALLOC_ABI_ALIGNMENT): Define.
8664 2016-10-09 Jakub Jelinek <jakub@redhat.com>
8666 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
8667 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
8668 VAR_OR_FUNCTION_DECL_P macros.
8669 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
8670 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
8671 chkp_find_bounds_1): Likewise.
8672 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
8673 * hsa-gen.c (get_symbol_for_decl): Likewise.
8674 * cgraphunit.c (check_global_declaration, analyze_functions,
8675 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
8677 * gimple-fold.c (can_refer_decl_in_current_unit_p,
8678 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
8680 * tree.c (set_decl_section_name, copy_node_stat,
8681 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
8682 merge_dllimport_decl_attributes, handle_dll_attribute,
8683 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
8684 verify_type): Likewise.
8685 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
8686 find_explicit_erroneous_behavior): Likewise.
8687 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
8688 * ipa.c (process_references): Likewise.
8689 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
8690 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
8691 notice_global_symbol, assemble_variable, mark_decl_referenced,
8692 build_constant_desc, output_constant_def_contents, do_assemble_alias,
8693 make_decl_one_only, default_section_type_flags,
8694 categorize_decl_for_section, default_encode_section_info): Likewise.
8695 * trans-mem.c (requires_barrier): Likewise.
8696 * gimple-expr.c (mark_addressable): Likewise.
8697 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
8698 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
8699 expand_debug_expr): Likewise.
8700 * tree-dump.c (dequeue_and_dump): Likewise.
8701 * ubsan.c (instrument_bool_enum_load): Likewise.
8702 * tree-pretty-print.c (print_declaration): Likewise.
8703 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
8704 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
8705 * asan.c (asan_protect_global, instrument_derefs): Likewise.
8706 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
8707 pass_build_ssa::execute): Likewise.
8708 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
8709 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
8711 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
8713 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
8714 can_be_nonlocal, remap_decls, copy_debug_stmt,
8715 initialize_inlined_parameters, add_local_variables,
8716 reset_debug_binding, replace_locals_op): Likewise.
8717 * dse.c (can_escape): Likewise.
8718 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
8720 * tree-diagnostic.c (default_tree_printer): Likewise.
8721 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
8722 unpack_ts_decl_with_vis_value_fields,
8723 lto_input_ts_decl_common_tree_pointers): Likewise.
8724 * builtins.c (builtin_save_expr, fold_builtin_expect,
8725 readonly_data_expr): Likewise.
8726 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
8727 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
8729 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
8730 * gimplify.c (force_constant_size, gimplify_bind_expr,
8731 gimplify_decl_expr, gimplify_var_or_parm_decl,
8732 gimplify_compound_lval, gimplify_init_constructor,
8733 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
8734 gimplify_type_sizes): Likewise.
8735 * cgraphbuild.c (record_reference, record_type_list, mark_address,
8736 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
8737 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
8738 remove_unused_locals): Likewise.
8739 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
8740 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
8741 * function.c (instantiate_expr, instantiate_decls_1,
8742 setjmp_vars_warning, add_local_decl): Likewise.
8743 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
8745 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
8746 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
8747 optimize_va_list_gpr_fpr_size): Likewise.
8748 * tree-nrv.c (pass_nrv::execute): Likewise.
8749 * tsan.c (instrument_expr): Likewise.
8750 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
8751 * vtable-verify.c (verify_bb_vtables): Likewise.
8752 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
8753 get_ref_base_and_extent): Likewise.
8754 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
8756 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
8757 analyze_all_variable_accesses): Likewise.
8758 * tree-nested.c (get_nonlocal_debug_decl,
8759 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
8760 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
8761 get_local_debug_decl, convert_local_omp_clauses,
8762 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
8764 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
8765 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
8766 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
8767 dbxout_symbol, dbxout_common_check): Likewise.
8768 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
8769 string_constant): Likewise.
8770 * hsa.c (hsa_get_declaration_name): Likewise.
8771 * passes.c (rest_of_decl_compilation): Likewise.
8772 * tree-ssanames.c (make_ssa_name_fn): Likewise.
8773 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
8774 pack_ts_decl_with_vis_value_fields,
8775 write_ts_decl_common_tree_pointers): Likewise.
8776 * stor-layout.c (place_field): Likewise.
8777 * symtab.c (symtab_node::maybe_create_reference,
8778 symtab_node::verify_base, symtab_node::make_decl_local,
8779 symtab_node::copy_visibility_from,
8780 symtab_node::can_increase_alignment_p): Likewise.
8781 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
8782 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
8783 fortran_common, add_location_or_const_value_attribute,
8784 add_scalar_info, add_linkage_name, set_block_abstract_flags,
8785 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
8786 optimize_one_addr_into_implicit_ptr,
8787 optimize_location_into_implicit_ptr): Likewise.
8788 * gimple-low.c (record_vars_into): Likewise.
8789 * ipa-visibility.c (update_vtable_references): Likewise.
8790 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
8792 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
8793 DFS::DFS_write_tree_body, write_symbol): Likewise.
8794 * langhooks.c (lhd_warn_unused_global_decl,
8795 lhd_set_decl_assembler_name): Likewise.
8796 * attribs.c (decl_attributes): Likewise.
8797 * except.c (output_ttype): Likewise.
8798 * varpool.c (varpool_node::get_create, ctor_for_folding,
8799 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
8800 * fold-const.c (fold_unary_loc): Likewise.
8801 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
8802 ipa_find_agg_cst_from_init): Likewise.
8803 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
8804 expand_omp_target, lower_omp_regimplify_p,
8805 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
8806 find_link_var_op): Likewise.
8807 * tree-chrec.c (chrec_contains_symbols): Likewise.
8808 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
8809 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
8810 execute_fixup_cfg): Likewise.
8812 PR tree-optimization/77901
8813 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
8814 if ranges[i].exp is SSA_NAME when looking for >= and only when
8815 ranges[i].exp is NULL or SSA_NAME when looking for the other
8818 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8820 * ipa-cp.c (ipcp_alignment_lattice): Remove.
8821 (ipcp_param_lattices): Remove field alignment.
8822 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
8823 (set_all_contains_variable): Remove call to
8824 ipcp_alignment_lattice::set_to_bottom.
8825 (initialize_node_lattices): Likewise.
8826 (propagate_alignment_accross_jump_function): Remove.
8827 (propagate_constants_accross_call): Remove call to
8828 propagate_alignment_accross_jump_function.
8829 (ipcp_store_alignment_results): Remove.
8830 (ipcp_driver): Remove call to ipcp_store_alignment_results.
8831 (propagate_bits_accross_jump_function): Handle ancestor jump function.
8832 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
8833 pretty-printing of alignment jump function.
8834 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
8835 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
8836 alignments and remove computing ipa_alignment jump function.
8837 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
8838 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
8839 (ipa_read_jump_function): Remove reading of ipa_alignment.
8840 (write_ipcp_transformation_info): Remove streaming for alignment
8841 propagation summary.
8842 (read_ipcp_transformation_info): Remove reading of alignment
8843 propagation summary.
8844 (ipcp_update_alignments): Remove.
8845 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
8847 (ipcp_transform_function): Remove call to ipcp_update_alignments()
8848 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
8849 * ipa-prop.h (ipa_alignment): Remove.
8850 (ipa_jump_func): Remove field alignment.
8851 (ipcp_transformation_summary): Remove field alignments.
8852 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
8853 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
8854 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
8856 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
8858 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
8860 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
8862 (visium_expand_fp_cstore): Likewise.
8864 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8866 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
8867 * diagnostic.c (warning_at_rich_loc_n): New function.
8868 (diagnostic_n_impl_richloc): Likewise.
8869 (diagnostic_n_impl): Move most of the function to
8870 diagnostic_n_impl_richloc and call it.
8872 2016-10-08 Jakub Jelinek <jakub@redhat.com>
8874 * gen-pass-instances.awk: Rewritten.
8875 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
8876 $(PASSES_EXTRA) after passes.def to the script.
8877 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
8878 * config/i386/i386-passes.def: New file.
8879 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
8880 make_pass_stv): Declare.
8881 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
8883 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
8885 (pass_stv::clone, pass_stv::set_pass_param): New methods.
8886 (pass_stv::timode_p): New non-static data member.
8887 (ix86_option_override): Don't register passes here.
8889 * doc/invoke.texi: Document accepting Else, fallthrough.
8891 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
8894 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
8895 FALLTHRU comment styles.
8897 2016-10-07 Andrew Pinski <apinski@cavium.com>
8899 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
8900 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
8901 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
8903 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
8905 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
8907 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
8908 (AARCH64_ARCH): Likewise.
8909 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
8911 (AARCH64_CORE): Likewise.
8912 (AARCH64_ARCH): Likewise.
8913 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
8914 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8915 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
8916 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8917 (AARCH64_ARCH): Likewise.
8918 (AARCH64_CORE): Likewise.
8919 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
8920 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
8921 (AARCH64_CORE): Likewise.
8922 (AARCH64_ARCH): Likewise.
8924 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8926 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
8927 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
8928 floating point type infrastructre, and -mfloat128 that enables the
8929 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
8930 if -mfloat128-type. Define __ibm128 to be long double by default.
8931 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
8932 the IEEE 128-bit floating point type infrastructure should
8933 automatically be enabled.
8934 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
8935 instead of -mfloat128 to enable KFmode.
8936 (rs6000_option_override_internal): Split the option -mfloat128
8937 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
8938 systems, automatically set -mfloat128-type, but don't enable it on
8939 other operating systems. Move setting the long double size and
8940 IEEE quad support before the IEEE 128-bit floating point changes.
8941 (rs6000_init_builtins): Do not create a unique type for __ibm128
8942 if long double is IBM extended double, instead rely on __ibm128
8943 being defined as 'long double'. If -mfloat128-type and not
8944 -mfloat128, create the KFmode type with an undocumented __ieee128
8946 (rs6000_init_libfuncs): Use -mfloat128-type instead of
8947 -mfloat128 for tests about the types, but keep tests for
8948 -mfloat128 to enable the keyword support.
8949 (rs6000_complex_function_value): Likewise.
8950 (rs6000_scalar_mode_supported_p): Likewise.
8951 (rs6000_floatn_mode): Likewise.
8952 (rs6000_c_mode_for_suffix): Likewise.
8953 (rs6000_opt_masks): Add -mfloat128-type.
8954 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
8955 -mfloat128-type being split from -mfloat128. Add
8956 -mfloat128-hardware, which was missing.
8957 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
8958 -mfloat128 and -mfloat128-type:
8959 (-mfloat128-type): Likewise.
8960 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
8961 that 64-bit Linux systems with enable -mfloat128-type by default
8963 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
8964 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
8965 -mfloat128-type instead of -mfloat128.
8966 (FLOAT128_2REG_P): Likewise.
8967 (MASK_FLOAT128_TYPE): Likewise.
8968 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8969 (RS6000_BTM_FLOAT128): Likewise.
8970 (TARGET_FLOAT128): Poison old identifiers.
8971 (OPTION_MASK_FLOAT128): Likewise.
8972 (MASK_FLOAT128): Likewise.
8973 * config/rs6000/rs6000.md (FP): Likewise.
8974 (FLOAT128): Likewise.
8975 (fix_trunc<mode>di2): Likewise.
8976 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
8977 (floatdi<mode>2): Likewise.
8978 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
8979 (neg<mode>2, FLOAT128 iterator): Likewise.
8980 (abs<mode>2, FLOAT128 iterator): Likewise.
8981 (ieee_128bit_negative_zero): Likewise.
8982 (ieee_128bit_vsx_neg<mode>2): Likewise.
8983 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
8984 (ieee_128bit_vsx_abs<mode>2): Likewise.
8985 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
8986 (ieee_128bit_vsx_nabs<mode>2): Likewise.
8987 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
8988 (extendiftf2): Likewise.
8989 (extendifkf2): Likewise.
8990 (extendtfkf2): Likewise.
8991 (trunciftf2): Likewise.
8992 (truncifkf2): Likewise.
8993 (trunckftf2): Likewise.
8994 (trunctfif2): Likewise.
8995 (extendkftf2): Likewise.
8996 (trunctfkf2): Likewise.
8998 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9000 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
9001 before merging in bytes to pass down to real_from_target.
9003 2016-10-07 Richard Biener <rguenther@suse.de>
9005 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
9007 (substitute_and_fold_dom_walker::before_dom_children):
9008 Substitute and fold before pass specific folding to avoid
9009 feeding that with SSA names that will be later released.
9010 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
9011 introduced by folding and visited by evaluate_stmt called during
9013 (likely_value): Likewise.
9014 (evaluate_stmt): Likewise.
9015 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
9016 (simplify_div_or_mod_using_ranges): Likewise.
9017 (simplify_min_or_max_using_ranges): Likewise.
9018 (simplify_abs_using_ranges): Likewise.
9019 (simplify_conversion_using_ranges): Likewise.
9020 (simplify_float_conversion_using_ranges): Likewise.
9021 (simplify_stmt_using_ranges): Likewise.
9023 2016-10-07 Marek Polacek <polacek@redhat.com>
9025 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
9026 FALLTHROUGH_LABEL_P here...
9027 (warn_implicit_fallthrough_r): ...not here.
9029 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
9031 PR tree-optimization/77880
9032 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
9035 2016-10-07 Marek Polacek <polacek@redhat.com>
9038 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
9040 2016-10-07 Richard Biener <rguenther@suse.de>
9042 * bitmap.h: Document constraints on bitmap modification while
9045 2016-10-07 Richard Biener <rguenther@suse.de>
9047 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
9048 * bitmap.h (bmp_iter_set): When advancing to the next element
9049 check that we didn't remove the current one.
9050 (bmp_iter_and): Likewise.
9051 (bmp_iter_and_compl): Likewise.
9052 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
9053 we currently iterate on but keep a one-level queue.
9054 * sched-deps.c (remove_from_deps): Do not clear current bit
9055 but keep a one-level queue.
9057 2016-10-07 Jakub Jelinek <jakub@redhat.com>
9059 PR tree-optimization/77664
9060 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
9061 for the other ranges.
9062 (optimize_range_tests_diff): Fix up formatting.
9063 (optimize_range_tests_var_bound): New function.
9064 (optimize_range_tests): Use it.
9066 2016-10-07 Martin Liska <mliska@suse.cz>
9068 * coverage.c (build_gcov_exit_decl): Fix priority what
9069 should be really 99.
9071 2016-10-07 Richard Biener <rguenther@suse.de>
9073 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
9074 vars in gimple_bind_vars but not in BLOCK_VARS.
9076 2016-10-07 Richard Biener <rguenther@suse.de>
9078 PR tree-optimization/77879
9079 * tree-ssa-structalias.c (handle_const_call): Properly handle
9081 (handle_pure_call): Likewise.
9083 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9085 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
9086 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
9089 2016-10-06 Andrew Pinski <apinski@cavium.com>
9091 * config/aarch64/aarch64-cores.def: Add a comment before each
9094 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9096 PR tree-optimization/77862
9097 * tree-vrp.c (add_equivalence): Use get_value_range so that
9098 num_vr_values is checked before accessing vr_values.
9100 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9102 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9105 2016-10-05 Jeff Law <law@redhat.com>
9107 PR tree-optimization/71661
9108 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
9109 removal of a forwarder exposes a new natural loop.
9111 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
9113 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
9114 Introduce ssesuffix variable.
9115 (<mask_codefor><code><mode>3<mask_name>): Ditto.
9116 (*<code><mode>3): Ditto.
9118 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
9120 * postreload.c (reload_cse_simplify): Skip also USE when detecting
9123 2016-10-06 Richard Biener <rguenther@suse.de>
9125 PR tree-optimization/77855
9126 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
9127 instead of removing the current item while iterating over the set
9130 2016-10-06 James Clarke <jrtc27@jrtc27.com>
9131 Eric Botcazou <ebotcazou@adacore.com>
9134 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
9135 (classify_registers): Don't set it
9136 (function_arg_slotno): Don't initialize and test it. Tidy up.
9138 2016-10-06 Richard Biener <rguenther@suse.de>
9140 PR tree-optimization/77839
9141 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
9144 2016-10-06 Martin Liska <mliska@suse.cz>
9146 * gcc.c: Set -fprofile-update=atomic when profiling is
9147 enabled and -pthread is set. Warn when one combines
9148 -pthread and -fprofile-update=single for an app using
9151 2016-10-06 Martin Liska <mliska@suse.cz>
9154 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
9155 * gimple-ssa-strength-reduction.c (slsr_process_cast):
9156 Initialize a pointer to NULL.
9157 (slsr_process_copy): Likewise.
9158 * input.c (location_get_source_line): Likewise.
9159 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
9161 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
9163 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
9164 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
9165 (ix86_handle_option): Deleted handle of OPT_mpcommit.
9166 * config.gcc: Deleted pcommitintrin.h
9167 * config/i386/pcommitintrin.h: Deleted file.
9168 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
9169 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
9171 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
9173 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
9174 (PTA_PCOMMIT): Deleted define.
9175 (ix86_option_override_internal): Deleted handle of option.
9176 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
9177 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
9178 __builtin_ia32_pcommit): Deleted.
9179 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
9180 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
9181 (pcommit): Deleted instruction.
9182 * config/i386/i386.opt: Mention -mpcommit deprecation.
9183 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
9185 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
9188 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
9189 Remove wrong assert.
9190 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
9191 Use <round_constraint> as operand 1 constraint.
9193 2016-10-05 Jakub Jelinek <jakub@redhat.com>
9196 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
9197 (ubsan_instrument_float_cast): And not here.
9200 * ubsan.c (ubsan_ids): New GTY(()) array.
9201 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
9202 instead of static local counters.
9204 2016-10-05 Martin Sebor <msebor@redhat.com>
9207 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
9208 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
9209 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
9210 (default_printf_pointer_format): Define function.
9211 * targhooks.c (linux_printf_pointer_format): Define new function.
9212 * targhooks.h (linux_printf_pointer_format): Declare.
9213 (gnu_libc_printf_pointer_format): Remove declaration.
9215 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9217 * fold-const.c (native_encode_real): Fix logic for selecting offset
9218 to write to when BYTES_BIG_ENDIAN.
9220 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
9222 * builtins.c (fold_builtin_strchr): Remove function.
9223 (fold_builtin_strrchr): Likewise.
9224 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
9225 * gimple-fold.c (target_char_cst_p): New function.
9226 (gimple_fold_builtin_strchr) Add more foldings.
9227 (gimple_fold_builtin): Add index, strrchr, rindex cases.
9229 2016-10-05 Richard Biener <rguenther@suse.de>
9232 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
9233 capture ids in c-exprs.
9235 2016-10-05 Richard Biener <rguenther@suse.de>
9238 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
9239 with types_match for GIMPLE code gen to handle type mismatched
9241 (dt_operand::gen): Adjust.
9242 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
9245 2016-10-05 Richard Biener <rguenther@suse.de>
9247 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
9249 2016-10-05 Richard Biener <rguenther@suse.de>
9252 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
9254 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
9256 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
9257 version check to protect only DW_TAG_imported_module generation.
9259 2016-10-05 Richard Biener <rguenther@suse.de>
9262 * match.pd (min(a,-a) -> -abs(a)): New pattern.
9264 2016-10-04 Ian Lance Taylor <iant@golang.org>
9266 * explow.c (allocate_dynamic_stack_space): Call
9267 do_pending_stack_adjust before handling flag_split_stack.
9269 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9271 * genattrtab.c (make_internal_attr): Supply dummy column number to
9274 * genoutput.c (init_insn_for_nothing): Likewise.
9275 * gensupport.c (add_define_attr): Likewise.
9276 * read-md.c (message_at_1): Print column number.
9277 (fatal_with_file_and_line): Likewise.
9278 (rtx_reader::read_char): Track column numbers.
9279 (rtx_reader::unread_char): Likewise.
9280 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9281 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9282 (rtx_reader::handle_file): Initialize m_read_md_colno.
9283 (rtx_reader::get_current_location): Supply column number to
9285 * read-md.h (struct file_location): Add field "colno".
9286 (file_location::file_location): Likewise.
9287 (rtx_reader::get_colno): New accessor.
9288 (rtx_reader::m_read_md_colno): New field.
9289 (rtx_reader::m_last_line_colno): New field.
9291 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9293 * doc/extend.texi (Java Exceptions): Remove.
9294 (java_interface): Remove.
9296 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9298 PR tree-optimization/77808
9299 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9300 and addr are different before copying points-to information.
9302 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9304 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9305 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9306 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9307 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9309 2016-10-04 Richard Biener <rguenther@suse.de>
9311 PR tree-optimization/77399
9312 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9313 verify the target can convert.
9315 2016-10-04 Richard Biener <rguenther@suse.de>
9318 * explow.c (plus_constant): Verify the mode of the constant
9319 pool offset before calling plus_constant.
9321 2016-10-04 Richard Biener <rguenther@suse.de>
9324 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9325 type support, mark with :C.
9326 (X / -X -> -1): Mark with :C.
9328 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9330 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9331 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9332 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9333 * doc/tm.texi: Regenerated.
9334 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9335 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9336 * config/darwin.h (JCR_SECTION_NAME): Remove.
9337 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9338 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9339 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9340 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9341 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9342 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9344 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9346 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9347 between "because" and "param" in dump message in call to fprintf.
9349 2016-10-03 Jeff Law <law@redhat.com>
9351 PR tree-optimization/71550
9352 PR tree-optimization/71403
9353 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9354 (profitable_jump_thread_path): Also return boolean indicating if
9355 the realized path will create an irreducible loop.
9356 Remove loop depth tests from 71403.
9357 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9358 from 71403. If threading will create an irreducible loop, then
9359 throw away loop iteration and related information.
9361 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
9363 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
9364 -Woverloaded-virtual checks for warning options.
9365 * configure: Regenerate.
9367 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9369 PR preprocessor/77699
9370 * input.c (maybe_grow): Don't allocate one byte extra headroom.
9371 (get_next_line): Return false on error.
9372 (read_next_line): Removed, use get_next_line instead.
9373 (read_line_num): Don't copy the line.
9374 (location_get_source_line): Don't use static data.
9375 (selftest::test_reading_source_line): Add more test cases.
9377 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9380 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9382 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9383 (noce_process_if_block): Use it.
9385 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9387 * doc/invoke.texi: Update -Wint-in-bool-context.
9389 2016-10-02 Jakub Jelinek <jakub@redhat.com>
9391 * dwarf2out.c (output_fde, output_call_frame_info,
9392 dwarf2out_do_cfi_startproc, set_indirect_string,
9393 gen_internal_sym, output_die, output_line_info): Use
9394 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
9395 ASM_GENERATE_INTERNAL_LABEL output.
9397 2016-10-01 Richard Biener <rguenther@suse.de>
9400 * genmatch.c (get_operand_type): Add operand position arg
9401 and handle COND_EXPR comparison operand with fixed boolean_type_node.
9402 (expr::gen_transform): Adjust.
9403 (dt_simplify::gen_1): Likewise.
9405 2016-10-01 Jakub Jelinek <jakub@redhat.com>
9407 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
9408 comments. Simplify asserts, remove unnecessary conditions.
9410 (*<code><mode>3): Likewise.
9412 2016-09-30 Jakub Jelinek <jakub@redhat.com>
9414 * doc/invoke.texi (-Wregister): Document.
9416 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
9418 * configure.ac: Split CHECKING_P into CHECKING_P and
9419 ENABLE_EXTRA_CHECKING.
9420 * configure: Regenerated.
9421 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
9422 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
9424 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
9427 * gcc.c (process_command): For @filename handling, output
9428 the correct name if the file does not exist.
9430 2016-09-30 Marek Polacek <polacek@redhat.com>
9432 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
9433 * config/alpha/predicates.md: Likewise.
9435 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9437 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9438 (noce_process_if_block): Use it.
9440 2016-09-30 Martin Liska <mliska@suse.cz>
9442 * doc/invoke.texi: Document asan-use-after-return that
9443 it's disabled by default in runtime.
9445 2016-09-30 Richard Biener <rguenther@suse.de>
9447 * tree-vrp.c (intersect_ranges): If we failed to handle
9448 the intersection choose a constant singleton range if available.
9450 2016-09-30 Richard Biener <rguenther@suse.de>
9452 PR tree-optimization/77399
9453 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
9454 float <-> int conversions.
9456 2016-09-30 Alan Modra <amodra@gmail.com>
9458 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
9460 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9462 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
9463 ext_level before calling CPUID with 0x80000008.
9464 Simplify xgetbv checks.
9466 2016-09-29 David Malcolm <dmalcolm@redhat.com>
9468 * Makefile.in (OBJS): Add print-rtl-function.o.
9469 * print-rtl-function.c: New file.
9470 * print-rtl.h (print_rtx_function): New decl.
9472 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9475 * config/i386/cpuid.h (__get_cpuid_count): New.
9476 (__get_cpuid): Rename __level to __leaf.
9478 2016-09-29 Marek Polacek <polacek@redhat.com>
9480 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
9482 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
9485 * builtins.c (expand_builtin_memcmp): Don't swap args unless
9486 result is only being compared with zero.
9488 2016-09-29 Marek Polacek <polacek@redhat.com>
9490 * dwarf2out.c (loc_descriptor): Add fall through comment.
9491 (add_const_value_attribute): Likewise.
9493 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
9495 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
9496 with "v6t2". Move "arch" attribute above "pool_range".
9497 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
9499 (*thumb2_movhi_vfp): Likewise.
9500 (*arm_movhi_fp16): Likewise.
9501 (*thumb2_movhi_fp16): Likewise.
9502 (*arm_movsi_vfp): Remove "arch" attribute.
9503 (*thumb2_movsi_vfp): Likewise.
9505 2016-09-29 Martin Liska <mliska@suse.cz>
9507 * doc/extend.texi: Remove limitation of Objective C for
9508 __attribute__((constructor)) and __attribute__((destructor)).
9510 2016-09-29 Richard Biener <rguenther@suse.de>
9512 PR tree-optimization/77768
9513 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9514 Handle stores to readonly memory when removing redundant stores.
9516 2016-09-29 Richard Biener <rguenther@suse.de>
9519 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
9520 X / -X -> -1 simplifications.
9522 2016-09-29 Richard Biener <rguenther@suse.de>
9525 * match.pd: Add max(a,-a) -> abs(a) pattern.
9526 * tree-ssa-phiopt.c (minmax_replacement): Disable for
9527 HONOR_SIGNED_ZEROS types.
9529 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
9531 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
9532 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
9534 2016-09-29 Richard Biener <rguenther@suse.de>
9536 * tree-vrp.c (set_defs_to_varying): New helper avoiding
9537 writing to vr_const_varying.
9538 (vrp_initialize): Call it.
9539 (vrp_visit_stmt): Likewise.
9540 (evrp_dom_walker::before_dom_children): Likewise.
9542 2016-09-29 Richard Biener <rguenther@suse.de>
9544 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
9545 constructors with vector elements.
9547 2016-09-29 Richard Biener <rguenther@suse.de>
9549 PR tree-optimization/77768
9550 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
9551 with stores to a place we know has a constant value.
9553 2016-09-29 Alan Modra <amodra@gmail.com>
9555 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
9556 * doc/invoke.texi: Document it.
9557 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
9558 (rs6000_passes_float): Comment.
9559 (rs6000_passes_long_double): New static var.
9560 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
9561 (init_cumulative_args): Set up to emit fp .gnu_attribute for
9562 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
9563 to include fp values returned in vectors.
9564 Set rs6000_passes_long_double.
9565 (rs6000_function_arg_advance_1): Likewise for function args.
9566 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
9567 and SPE. Emit long double tag value too.
9568 (rs6000_opt_vars): Add gnu-attr.
9569 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
9570 * configure: Regenerate.
9571 * config.in: Regenerate.
9573 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9575 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
9577 (format_floating, format_string, format_directive,
9578 get_destination_size, pass_sprintf_length::handle_gimple_call):
9581 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9583 * gimple-ssa-sprintf.c: Fix comment formatting.
9584 (format_integer): Use is_gimple_assign.
9585 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
9586 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
9587 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
9588 (pass_sprintf_length::execute): Use is_gimple_call.
9590 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9592 * gimple-fold.c (gimple_fold_builtin): After failing to fold
9593 strchr, also try the generic folding.
9595 2016-09-28 Martin Sebor <msebor@redhat.com>
9598 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
9601 2016-09-28 Martin Sebor <msebor@redhat.com>
9604 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
9605 length modifier is not expected.
9606 (format_floating): Ignore l length modifier and fail gracefuly
9607 when it isn't one of the other expected ones.
9609 2016-09-28 Martin Sebor <msebor@redhat.com>
9612 * varasm.c (assemble_addr_to_section): Increase local buffer size.
9614 2016-09-27 Richard Biener <rguenther@suse.de>
9616 * dwarf2out.c (cu_die_list): New global.
9617 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
9618 main_comp_unit_die to cu_die_list if we created it.
9619 Move break_out_includes ...
9620 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
9623 2016-09-28 Richard Biener <rguenther@suse.de>
9625 * dwarf2out.c (struct die_struct): Add removed flag.
9626 (lookup_type_die): If the DIE is marked as removed, clear
9627 TYPE_SYMTAB_DIE and return NULL.
9628 (lookup_decl_die): If the DIE is marked as removed, remove it
9629 from the hash and return NULL.
9630 (mark_removed): New helper.
9631 (prune_unused_types_prune): Call it for removed DIEs.
9632 (gen_subprogram_die): Move the premark_used_types call to after
9633 DIEs for the functions scopes are generated.
9634 (process_scope_var): Do not re-create pruned types or type decls.
9635 Make sure to also re-parent type decls.
9636 (dwarf2out_finish): Move unused type pruning and debug_types
9638 (dwarf2out_early_finish): ... here.
9640 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9642 * config/arc/arc-c.c: New file.
9643 * config/arc/arc-c.def: Likewise.
9644 * config/arc/t-arc: Likewise.
9645 * config.gcc: Include arc-c.o as c and cpp object.
9646 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
9647 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
9648 arc_cpu_cpp_builtins.
9650 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9652 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
9653 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
9655 2016-09-28 Nathan Sidwell <nathan@acm.org>
9657 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
9660 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9662 PR tree-optimization/61056
9663 * gimple-fold.c (gimple_fold_builtin_strchr):
9664 New function to optimize strchr (s, 0) to strlen.
9665 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
9667 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
9669 PR tree-optimization/77724
9670 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
9671 Add tree_fits_shwi_p check.
9673 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9675 * auto-inc-dec.c (try_merge): Remove break after return.
9676 * cselib.c (autoinc_split): Likewise.
9677 * explow.c (promote_mode): Likewise.
9678 * fixed-value.c (fixed_arithmetic): Likewise.
9679 * hsa.c (hsa_internal_fn::get_arity): Likewise.
9680 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
9681 * trans-mem.c (get_attrs_for): Likewise.
9682 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
9683 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
9684 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
9685 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
9686 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
9687 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
9688 * config/cris/cris.c (cris_op_str): Likewise.
9689 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
9690 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
9692 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
9694 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
9695 IFN_GOACC_REDUCTION_CODES): New.
9696 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
9697 ifn_goacc_reduction_kind): Use them.
9698 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
9699 of internal functions, when applicable.
9701 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
9703 * config/mips/constraints.md (d): Fix documentation.
9704 * doc/md.texi (Machine Constraints): Update accordingly.
9706 2016-09-27 Richard Biener <rguenther@suse.de>
9708 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
9709 cur_line_info_table initialization ...
9710 (dwarf2out_assembly_start): ... here.
9712 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
9714 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
9715 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
9716 (*thumb2_movhi_vfp): Likewise.
9717 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
9718 template. Expand predicable attribute to mark VMOV.F16 as not
9719 predicable. Add "arch" attribute.
9720 (*thumb2_movhi_fp16): Likewise.
9721 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
9722 (*thumb2_movsi_vfp): Add "arch" attribute.
9724 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
9726 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
9729 2016-09-27 Marek Polacek <polacek@redhat.com>
9731 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
9734 * config/c6x/c6x.h: Adjust fall through comment.
9735 * config/sh/sh.c (final_prescan_insn): Likewise.
9736 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
9737 (visium_expand_fp_cstore): Likewise.
9739 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9741 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
9742 expected by -Wimplicit-fallthrough.
9743 (thumb1_size_rtx_costs): Likewise.
9744 (thumb2_reorg): Likewise.
9745 (tls_mentioned_p): Add "Fall through" comment.
9746 (thumb2_reorg): Likewise.
9747 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
9748 comment form expected by -Wimplicit-fallthrough.
9750 2016-09-27 Martin Liska <mliska@suse.cz>
9752 PR gcov-profile/46266
9753 * input.h (RESERVED_LOCATION_P): New macro.
9754 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
9755 instread of comparison with UNKNOWN_LOCATION.
9757 2016-09-27 Richard Biener <rguenther@suse.de>
9759 PR tree-optimization/77745
9760 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9761 When removing redundant stores make sure to check compatibility
9762 of the TBAA state for downstream accesses.
9763 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
9764 value-numbering virtual operands for store matches.
9766 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
9769 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
9770 movrt patterns. Match them before anything else in the SET case.
9772 2016-09-27 Martin Liska <mliska@suse.cz>
9774 PR gcov-profile/7970
9775 PR gcov-profile/16855
9776 PR gcov-profile/44779
9777 * coverage.c (build_gcov_exit_decl): New function.
9778 (coverage_obj_init): Call the function and generate __gcov_exit
9780 * doc/gcov.texi: Document when __gcov_exit function is called.
9782 2016-09-27 Marek Polacek <polacek@redhat.com>
9785 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9786 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
9787 -Wno-error instead of -Wno-implicit-fallthrough.
9789 2016-09-27 Martin Liska <mliska@suse.cz>
9792 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
9794 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9796 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
9797 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
9798 comments. Remove break after return.
9799 (ix86_fp_compare_code_to_integer, has_dispatch,
9800 ix86_simd_clone_usable): Remove break after return.
9802 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9804 PR rlt-optimization/77714
9805 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
9808 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
9811 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
9812 extract_range_from_unary_expr to convert value_range.
9813 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
9814 (extract_range_from_unary_expr): This.
9815 * tree-vrp.h (extract_range_from_unary_expr): Declare.
9817 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
9819 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
9821 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9823 * config/i386/i386.c (ix86_print_operand)
9824 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
9825 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
9826 (epilogue_renumber): Likewise.
9828 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
9831 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
9832 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
9834 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
9836 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
9837 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
9838 is_mm_seq_cst, is_mm_sync): Move to ...
9839 * memmodel.h: This. New file.
9840 * builtins.c: Include memmodel.h.
9841 * optabs.c: Likewise.
9843 * config/aarch64/aarch64.c: Likewise.
9844 * config/alpha/alpha.c: Likewise.
9845 * config/arm/arm.c: Likewise.
9846 * config/i386/i386.c: Likewise.
9847 * config/ia64/ia64.c: Likewise.
9848 * config/mips/mips.c: Likewise.
9849 * config/rs6000/rs6000.c: Likewise.
9850 * config/sparc/sparc.c: Likewise.
9851 * genconditions.c: Include memmodel.h in generated file.
9852 * genemit.c: Likewise.
9853 * genoutput.c: Likewise.
9854 * genpeep.c: Likewise.
9855 * genpreds.c: Likewise.
9856 * genrecog.c: Likewise.
9858 2016-09-26 David Malcolm <dmalcolm@redhat.com>
9860 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
9861 "c" instead when parsing characters. Move operand parsing into...
9862 (read_rtx_operand): ...this new function, renaming "i" to "idx",
9863 and tightening the scope of various locals.
9865 2016-09-26 Liu Hao <lh_mouse@126.com>
9867 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
9869 2016-09-26 Marek Polacek <polacek@redhat.com>
9871 * system.h: Use __has_attribute to check whether the fallthrough
9872 attribute is supported.
9874 2016-09-26 Marek Polacek <polacek@redhat.com>
9876 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
9877 gimple_call_internal_p.
9878 * ipa-split.c (find_return_bb): Likewise.
9879 (execute_split_functions): Likewise.
9880 * omp-low.c (dump_oacc_loop_part): Likewise.
9881 (oacc_loop_xform_head_tail): Likewise.
9882 * predict.c (predict_loops): Likewise.
9883 * sanopt.c (pass_sanopt::execute): Likewise.
9884 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
9885 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
9886 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
9887 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
9888 (expand_ifn_va_arg): Likewise.
9889 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9890 (optimize_mask_stores): Likewise.
9891 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
9892 (vect_transform_stmt): Likewise.
9893 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
9894 * tsan.c (instrument_memory_accesses): Likewise.
9896 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9897 Alexander Monakov <amonakov@ispras.ru>
9899 * regrename.c (rename_chains): Check
9900 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
9901 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
9902 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9904 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9906 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
9907 (s390_sched_score): Likewise.
9909 2016-09-26 Martin Liska <mliska@suse.cz>
9911 * doc/gcov.texi: Update program output of gcov tool.
9913 2016-09-26 Martin Liska <mliska@suse.cz>
9915 PR gcov-profile/23332
9916 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
9917 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
9918 * value-prof.c (dump_histogram_value): Do not handle
9919 HIST_TYPE_CONST_DELTA.
9920 (stream_in_histogram_value): Likewise.
9921 (gimple_find_values_to_profile): Likewise.
9922 * value-prof.h (enum hist_type): Likewise.
9924 2016-09-26 Martin Liska <mliska@suse.cz>
9926 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
9927 from default sanitize recover values.
9928 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
9929 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
9930 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
9932 * opts.c (finish_options): Do a generic loop over options
9933 that can be recovered.
9934 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
9936 (common_handle_option): Likewise.
9937 * opts.h: Declare can_recover to sanitizer_opts_s.
9939 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
9941 * target.def(elf_flags_numeric): Change documentation to present tense.
9942 * doc/tm.texi: Regenerate.
9944 2016-09-26 Marek Polacek <polacek@redhat.com>
9947 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9948 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
9949 -Wno-switch-fallthrough.
9950 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
9951 (expand_builtin): Likewise.
9952 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
9953 * convert.c (convert_to_real_1): Likewise.
9954 (convert_to_integer_1): Likewise.
9955 * final.c (output_alternate_entry_point): Likewise.
9956 * genattrtab.c (make_canonical): Likewise.
9957 (write_test_expr): Likewise.
9958 * genpreds.c (validate_exp): Likewise.
9959 * gimple-ssa-strength-reduction.c
9960 (find_candidates_dom_walker::before_dom_children): Likewise.
9961 * godump.c (go_format_type): Likewise.
9962 * reload1.c (elimination_effects): Likewise.
9963 * resource.c (mark_referenced_resources): Likewise.
9964 (mark_set_resources): Likewise.
9965 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
9966 * varasm.c (output_addressed_constants): Likewise.
9968 2016-09-26 Marek Polacek <polacek@redhat.com>
9971 * common.opt (Wimplicit-fallthrough): New option.
9972 * doc/extend.texi: Document statement attributes and the fallthrough
9974 * doc/invoke.texi: Document -Wimplicit-fallthrough.
9975 * gimple.h (gimple_call_internal_p): New function.
9976 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
9977 (struct label_entry): New struct.
9978 (find_label_entry): New function.
9979 (case_label_p): New function.
9980 (collect_fallthrough_labels): New function.
9981 (last_stmt_in_scope): New function.
9982 (should_warn_for_implicit_fallthrough): New function.
9983 (warn_implicit_fallthrough_r): New function.
9984 (maybe_warn_implicit_fallthrough): New function.
9985 (expand_FALLTHROUGH_r): New function.
9986 (expand_FALLTHROUGH): New function.
9987 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
9988 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
9989 (gimplify_label_expr): New function.
9990 (gimplify_case_label_expr): Set location.
9991 (gimplify_expr): Call gimplify_label_expr.
9992 * internal-fn.c (expand_FALLTHROUGH): New function.
9993 * internal-fn.def (FALLTHROUGH): New internal function.
9994 * langhooks.c (lang_GNU_OBJC): New function.
9995 * langhooks.h (lang_GNU_OBJC): Declare.
9996 * system.h (gcc_fallthrough): Define.
9997 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
9998 * tree.h (FALLTHROUGH_LABEL_P): Define.
10000 2016-09-26 Richard Biener <rguenther@suse.de>
10002 * dwarf2out.c (stripattributes): Remove unused function.
10003 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
10004 Push dwarf_split_debug_info handling into init_sections_and_labels.
10005 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
10006 (DEBUG_MACRO_SECTION_FLAGS): Remove.
10007 (debug_macinfo_section_name): New global.
10008 (output_macinfo): Use debug_macinfo_section_name.
10009 (init_sections_and_labels): Split out section and label generation
10010 from dwarf2out_init. Set debug_macinfo_section_name.
10011 (dwarf2out_init): Move text section label generation and emission
10013 (dwarf2out_assembly_start): ... here.
10014 (dwarf2out_finish): Call init_sections_and_labels before DWARF
10017 2016-09-26 Richard Biener <rguenther@suse.de>
10020 * cgraphunit.c (analyze_functions): Before early removing
10021 global vars calls the late_global_decl debug handler mark
10022 the variable as readonly.
10024 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
10027 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
10028 (sh_rtx_costs): Handle SET of movt and movrt patterns.
10029 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
10030 declare new overloads.
10031 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
10034 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10036 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
10037 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
10039 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
10041 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
10042 * configure: Regenerate.
10044 2016-09-24 Marek Polacek <polacek@redhat.com>
10047 * doc/invoke.texi: Document -Wbool-operation.
10049 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10051 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
10052 * config/rs6000/rs6000.c (expand_block_compare): New function used by
10053 cmpmemsi pattern to do builtin expansion of memcmp ().
10054 (compute_current_alignment): Add helper function for
10055 expand_block_compare used to compute alignment as the compare proceeds.
10056 (select_block_compare_mode): Used by expand_block_compare to select
10057 the mode used for reading the next chunk of bytes in the compare.
10058 (do_load_for_compare): Used by expand_block_compare to emit the load
10059 insns for the compare.
10060 (rs6000_emit_dot_insn): Moved this function to avoid a forward
10061 reference from expand_block_compare ().
10062 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
10063 prototype for this function.
10064 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
10065 target option for controlling how much code inline expansion of
10066 memcmp() will be allowed to generate.
10068 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10070 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
10071 hook_bool_mode_false, hook_bool_mode_true,
10072 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
10073 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
10074 hook_bool_const_rtx_insn_const_rtx_insn_true,
10075 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
10076 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
10077 hook_bool_const_tree_hwi_hwi_const_tree_false,
10078 hook_bool_const_tree_hwi_hwi_const_tree_true,
10079 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
10080 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
10081 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
10082 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
10083 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
10084 hook_bool_const_tree_true, hook_bool_tree_tree_false,
10085 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
10086 hook_bool_rtx_insn_true, hook_bool_rtx_false,
10087 hook_bool_uintp_uintp_false,
10088 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
10089 hook_rtx_tree_int_null, hook_uint_mode_0,
10090 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
10091 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
10092 hook_constcharptr_const_rtx_insn_null,
10093 hook_constcharptr_const_tree_const_tree_null,
10094 hook_constcharptr_int_const_tree_null,
10095 hook_constcharptr_int_const_tree_const_tree_null,
10096 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
10097 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
10098 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
10100 * vec.h (vNULL): Extend comment to say = vNULL initialization
10101 isn't needed for static vars.
10103 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
10104 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
10105 = vNULL initialization of file scope vec.
10106 * passes.c (pass_tab, enabled_pass_uid_range_tab,
10107 disabled_pass_uid_range_tab): Likewise.
10108 * haifa-sched.c (sched_luids, h_i_d): Likewise.
10109 * tree-chkp-opt.c (check_infos): Likewise.
10110 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
10112 * vec.h (vnull::operator vec): Add constexpr keyword for
10115 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
10117 PR tree-optimization/77654
10118 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
10119 to duplicate_ssa_name_ptr_info.
10121 2016-09-23 David Malcolm <dmalcolm@redhat.com>
10123 PR preprocessor/77672
10124 * input.c (selftest::test_lexer_string_locations_simple): Update
10125 test to expect location information of the terminator character
10126 at the location of the final closing quote.
10127 (selftest::test_lexer_string_locations_hex): Likewise.
10128 (selftest::test_lexer_string_locations_oct): Likewise.
10129 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
10130 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
10131 (selftest::test_lexer_string_locations_ucn4): Likewise.
10132 (selftest::test_lexer_string_locations_ucn8): Likewise.
10133 (selftest::test_lexer_string_locations_u8): Likewise.
10134 (selftest::test_lexer_string_locations_utf8_source): Likewise.
10135 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
10136 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
10137 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
10138 (selftest::test_lexer_string_locations_macro): Likewise.
10139 (selftest::test_lexer_string_locations_long_line): Likewise.
10141 2016-09-23 Richard Biener <rguenther@suse.de>
10143 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
10144 virtual definition to virtual use if the call devirtualizes
10145 to a const or pure function.
10146 (visit_use): Also visit calls we can devirtualize to a
10147 const or pure function.
10149 2016-09-23 Richard Biener <rguenther@suse.de>
10151 PR tree-optimization/77697
10152 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
10153 signal error if we have sth ternary or unhandled.
10155 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10157 * config/arm/arm_neon.h (vabd_f16): New.
10191 (vcvt_f16_s16): New.
10192 (vcvt_f16_u16): New.
10193 (vcvt_s16_f16): New.
10194 (vcvt_u16_f16): New.
10195 (vcvtq_f16_s16): New.
10196 (vcvtq_f16_u16): New.
10197 (vcvtq_s16_f16): New.
10198 (vcvtq_u16_f16): New.
10199 (vcvta_s16_f16): New.
10200 (vcvta_u16_f16): New.
10201 (vcvtaq_s16_f16): New.
10202 (vcvtaq_u16_f16): New.
10203 (vcvtm_s16_f16): New.
10204 (vcvtm_u16_f16): New.
10205 (vcvtmq_s16_f16): New.
10206 (vcvtmq_u16_f16): New.
10207 (vcvtn_s16_f16): New.
10208 (vcvtn_u16_f16): New.
10209 (vcvtnq_s16_f16): New.
10210 (vcvtnq_u16_f16): New.
10211 (vcvtp_s16_f16): New.
10212 (vcvtp_u16_f16): New.
10213 (vcvtpq_s16_f16): New.
10214 (vcvtpq_u16_f16): New.
10215 (vcvt_n_f16_s16): New.
10216 (vcvt_n_f16_u16): New.
10217 (vcvtq_n_f16_s16): New.
10218 (vcvtq_n_f16_u16): New.
10219 (vcvt_n_s16_f16): New.
10220 (vcvt_n_u16_f16): New.
10221 (vcvtq_n_s16_f16): New.
10222 (vcvtq_n_u16_f16): New.
10230 (vmaxnmq_f16): New.
10234 (vminnmq_f16): New.
10236 (vmul_lane_f16): New.
10239 (vmulq_lane_f16): New.
10240 (vmulq_n_f16): New.
10247 (vrecpeq_f16): New.
10260 (vrsqrte_f16): New.
10261 (vrsqrteq_f16): New.
10263 (vrecpsq_f16): New.
10264 (vrsqrts_f16): New.
10265 (vrsqrtsq_f16): New.
10269 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10271 * config.gcc (extra_headers): Add arm_fp16.h
10272 * config/arm/arm_fp16.h: New.
10273 * config/arm/arm_neon.h: Include "arm_fp16.h".
10275 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10277 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10279 (vmulf): New (v8hf, v4hf variants).
10280 (vfma): New (v8hf, v4hf variants).
10281 (vfms): New (v8hf, v4hf variants).
10282 (vsub): New (v8hf, v4hf variants).
10283 (vcage): New (v8hf, v4hf variants).
10284 (vcagt): New (v8hf, v4hf variants).
10285 (vcale): New (v8hf, v4hf variants).
10286 (vcalt): New (v8hf, v4hf variants).
10287 (vceq): New (v8hf, v4hf variants).
10288 (vcgt): New (v8hf, v4hf variants).
10289 (vcge): New (v8hf, v4hf variants).
10290 (vcle): New (v8hf, v4hf variants).
10291 (vclt): New (v8hf, v4hf variants).
10292 (vceqz): New (v8hf, v4hf variants).
10293 (vcgez): New (v8hf, v4hf variants).
10294 (vcgtz): New (v8hf, v4hf variants).
10295 (vcltz): New (v8hf, v4hf variants).
10296 (vclez): New (v8hf, v4hf variants).
10297 (vabd): New (v8hf, v4hf variants).
10298 (vmaxf): New (v8hf, v4hf variants).
10299 (vmaxnm): New (v8hf, v4hf variants).
10300 (vminf): New (v8hf, v4hf variants).
10301 (vminnm): New (v8hf, v4hf variants).
10302 (vpmaxf): New (v4hf variant).
10303 (vpminf): New (v4hf variant).
10304 (vpadd): New (v4hf variant).
10305 (vrecps): New (v8hf, v4hf variants).
10306 (vrsqrts): New (v8hf, v4hf variants).
10307 (vabs): New (v8hf, v4hf variants).
10308 (vneg): New (v8hf, v4hf variants).
10309 (vrecpe): New (v8hf, v4hf variants).
10310 (vrnd): New (v8hf, v4hf variants).
10311 (vrnda): New (v8hf, v4hf variants).
10312 (vrndm): New (v8hf, v4hf variants).
10313 (vrndn): New (v8hf, v4hf variants).
10314 (vrndp): New (v8hf, v4hf variants).
10315 (vrndx): New (v8hf, v4hf variants).
10316 (vrsqrte): New (v8hf, v4hf variants).
10317 (vmul_lane): Add v4hf and v8hf variants.
10318 (vmul_n): Add v4hf and v8hf variants.
10319 (vext): New (v8hf, v4hf variants).
10320 (vcvts): New (v8hi, v4hi variants).
10321 (vcvts): New (v8hf, v4hf variants).
10322 (vcvtu): New (v8hi, v4hi variants).
10323 (vcvtu): New (v8hf, v4hf variants).
10324 (vcvts_n): New (v8hf, v4hf variants).
10325 (vcvtu_n): New (v8hi, v4hi variants).
10326 (vcvts_n): New (v8hi, v4hi variants).
10327 (vcvtu_n): New (v8hf, v4hf variants).
10328 (vbsl): New (v8hf, v4hf variants).
10329 (vcvtas): New (v8hf, v4hf variants).
10330 (vcvtau): New (v8hf, v4hf variants).
10331 (vcvtms): New (v8hf, v4hf variants).
10332 (vcvtmu): New (v8hf, v4hf variants).
10333 (vcvtns): New (v8hf, v4hf variants).
10334 (vcvtnu): New (v8hf, v4hf variants).
10335 (vcvtps): New (v8hf, v4hf variants).
10336 (vcvtpu): New (v8hf, v4hf variants).
10338 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10340 * config/arm/arm-builtins.c (hf_UP): New.
10342 (vfp_builtin_data): New. Update comment.
10343 (enum arm_builtins): Include "arm_vfp_builtins.def".
10344 (ARM_BUILTIN_VFP_PATTERN_START): New.
10345 (arm_init_vfp_builtins): New.
10346 (arm_init_builtins): Add arm_init_vfp_builtins.
10347 (arm_expand_vfp_builtin): New.
10348 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10350 * config/arm/arm_vfp_builtins.def: New file.
10351 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10352 (arm-builtins.o): Likewise.
10354 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10357 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10358 from constant while creating value range.
10360 2016-09-23 Renlin Li <renlin.li@arm.com>
10362 * ira.c (ira): Move ira_use_lra_p initialization code to ...
10363 (ira_init_once): Here.
10365 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
10366 Jakub Jelinek <jakub@redhat.com>
10368 * hooks.h (hook_uint_uintp_false): Rename to...
10369 (hook_bool_uint_uintp_false): ... this.
10370 * hooks.c (hook_uint_uintp_false): Rename to...
10371 (hook_bool_uint_uintp_false): ... this.
10372 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
10373 instead of hook_uint_uintp_false.
10375 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10377 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
10378 (arm_init_builtins): Move body of a loop to the standalone
10379 function arm_init_neon_builtin.
10380 (arm_expand_neon_builtin_1): New. Update comment. Function body
10381 moved from arm_neon_builtin with some white-space fixes.
10382 (arm_expand_neon_builtin): Move code into the standalone function
10383 arm_expand_neon_builtin_1.
10385 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10387 * config/arm/iterators.md (VCVTHI): New.
10388 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
10389 (NEON_VAGLTE): New.
10390 (VFM_LANE_AS): New.
10392 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
10393 (V_HALF): Add V4HF. Fix white-space.
10394 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
10395 (V_s_elem): Likewise.
10396 (V_sz_elem): Fix white-space.
10397 (V_elem_ch): Likewise.
10399 (scalar_mul_constraint): Add V8HF and V4HF.
10400 (Is_float_mode): Fix white-space.
10401 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
10402 (q): Add HF. Fix white-space.
10405 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
10406 (neon_vfm_lane_as): New.
10407 * config/arm/neon.md (add<mode>3_fp16): New.
10408 (sub<mode>3_fp16): New.
10409 (mul<mode>3add<mode>_neon): New.
10410 (fma<VH:mode>4_intrinsic): New.
10411 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
10412 (fmsub<VH:mode>4_intrinsic): New.
10413 (<absneg_str><mode>2): New.
10414 (neon_v<absneg_str><mode>): New.
10415 (neon_v<fp16_rnd_str><mode>): New.
10416 (neon_vrsqrte<mode>): New.
10417 (neon_vpaddv4hf): New.
10418 (neon_vadd<mode>): New.
10419 (neon_vsub<mode>): New.
10420 (neon_vmulf<mode>): New.
10421 (neon_vfma<VH:mode>): New.
10422 (neon_vfms<VH:mode>): New.
10423 (neon_vc<cmp_op><mode>): New.
10424 (neon_vc<cmp_op><mode>_fp16insn): New
10425 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
10426 (neon_vca<cmp_op><mode>): New.
10427 (neon_vca<cmp_op><mode>_fp16insn): New.
10428 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
10429 (neon_vc<cmp_op>z<mode>): New.
10430 (neon_vabd<mode>): New.
10431 (neon_v<maxmin>f<mode>): New.
10432 (neon_vp<maxmin>fv4hf: New.
10433 (neon_<fmaxmin_op><mode>): New.
10434 (neon_vrecps<mode>): New.
10435 (neon_vrsqrts<mode>): New.
10436 (neon_vrecpe<mode>): New (VH variant).
10437 (neon_vdup_lane<mode>_internal): New.
10438 (neon_vdup_lane<mode>): New.
10439 (neon_vcvt<sup><mode>): New (VCVTHI variant).
10440 (neon_vcvt<sup><mode>): New (VH variant).
10441 (neon_vcvt<sup>_n<mode>): New (VH variant).
10442 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
10443 (neon_vcvt<vcvth_op><sup><mode>): New.
10444 (neon_vmul_lane<mode>): New.
10445 (neon_vmul_n<mode>): New.
10446 * config/arm/unspecs.md (UNSPEC_VCALE): New
10447 (UNSPEC_VCALT): New.
10448 (UNSPEC_VFMA_LANE): New.
10449 (UNSPECS_VFMS_LANE): New.
10451 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10453 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
10454 ("*extzv<mode><clobbercc_or_nocc>"):
10455 Correct a typo in a comment.
10457 ("*insv<mode>_zEC12", "*insv<mode>_z10")
10458 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
10459 ("*insv<mode>_zEC12_appendbitsleft")
10460 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
10461 ("*insv<mode>_z10_appendbitsleft"): Ditto.
10462 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
10463 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
10464 Provide pattern with operands switched.
10465 ("*pre_z10_extv<mode>"):
10466 Use new subst patterns.
10467 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
10468 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
10469 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
10470 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
10471 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
10472 ("*<risbg_n>_sidi_ior_and_lshiftrt")
10473 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
10475 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
10476 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
10477 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
10479 ("SINT"): New mode_iterator with SI, HI, QI.
10480 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
10481 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
10484 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10486 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
10487 new interface of s390_contiguous_bitmask_p.
10488 ("contiguous_bitmask_nowrap_operand"): New predicate.
10489 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
10490 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
10491 of s390_contiguous_bitmask_p.
10492 ("NxxDw"): Rename NxxDq constraint to NxxDw.
10493 ("NxxSw"): New constraint.
10494 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
10495 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
10497 (s390_contiguous_bitmask_nowrap_p): Export.
10498 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
10499 former s390_contiguous_bitmask_p.
10500 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
10501 detect contiguous bit ranges with wraparound. Change signature to
10502 return START and END position instead of POS and LENGTH.
10503 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
10504 ranges with wraparound.
10505 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
10506 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
10507 Adapt to new signature of s390_contiguous_bitmask_p.
10509 2016-09-23 Bin Cheng <bin.cheng@arm.com>
10511 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
10512 (create_intersect_range_checks): New.
10513 (vect_create_cond_for_alias_checks): Call above function.
10515 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10517 * config/arm/iterators.md (Code iterators): Fix some white-space
10521 (FCVT): Moved from vfp.md.
10522 (VCVT_HF_US_N): New.
10523 (VCVT_SI_US_N): New.
10528 (FCVTI32typename): Moved from vfp.md.
10529 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
10530 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
10531 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
10532 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
10533 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
10535 (fp16_rnd_str): New.
10536 (fp16_rnd_insn): New.
10537 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
10538 (UNSPEC_VCVT_HF_U_N): New.
10539 (UNSPEC_VCVT_SI_S_N): New.
10540 (UNSPEC_VCVT_SI_U_N): New.
10541 (UNSPEC_VCVTH_S): New.
10542 (UNSPEC_VCVTH_U): New.
10543 (UNSPEC_VCVTA_S): New.
10544 (UNSPEC_VCVTA_U): New.
10545 (UNSPEC_VCVTM_S): New.
10546 (UNSPEC_VCVTM_U): New.
10547 (UNSPEC_VCVTN_S): New.
10548 (UNSPEC_VCVTN_U): New.
10549 (UNSPEC_VCVTP_S): New.
10550 (UNSPEC_VCVTP_U): New.
10551 (UNSPEC_VCVTP_S): New.
10552 (UNSPEC_VCVTP_U): New.
10553 (UNSPEC_VRND): New.
10554 (UNSPEC_VRNDA): New.
10555 (UNSPEC_VRNDI): New.
10556 (UNSPEC_VRNDM): New.
10557 (UNSPEC_VRNDN): New.
10558 (UNSPEC_VRNDP): New.
10559 (UNSPEC_VRNDX): New.
10560 * config/arm/vfp.md (<absneg_str>hf2): New.
10561 (neon_vabshf): New.
10562 (neon_v<fp16_rnd_str>hf): New.
10563 (neon_vrndihf): New.
10568 (*mulsf3neghf_vfp): New.
10569 (*negmulhf3_vfp): New.
10570 (*mulsf3addhf_vfp): New.
10571 (*mulhf3subhf_vfp): New.
10572 (*mulhf3neghfaddhf_vfp): New.
10573 (*mulhf3neghfsubhf_vfp): New.
10575 (neon_vfmahf): New.
10576 (fmsubhf4_fp16): New.
10577 (neon_vfmshf): New.
10580 (neon_vsqrthf): New.
10581 (neon_vrsqrtshf): New.
10582 (FCVT): Move to iterators.md.
10583 (FCVTI32typename): Likewise.
10584 (neon_vcvth<sup>hf): New.
10585 (neon_vcvth<sup>si): New.
10586 (neon_vcvth<sup>_nhf_unspec): New.
10587 (neon_vcvth<sup>_nhf): New.
10588 (neon_vcvth<sup>_nsi_unspec): New.
10589 (neon_vcvth<sup>_nsi): New.
10590 (neon_vcvt<vcvth_op>h<sup>si): New.
10591 (neon_<fmaxmin_op>hf): New.
10593 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10595 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
10596 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
10597 ("*insv<mode>_zEC12_appendbitsleft")
10598 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
10599 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
10601 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10603 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
10604 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
10605 construct values without normalization.
10606 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
10607 static local lhs_ops to vNULL.
10609 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10610 Jiong Wang <jiong.wang@arm.com>
10612 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
10613 available when FP16 instructions are available.
10614 (output_move_vfp): Add support for 16-bit data moves.
10615 (arm_validize_comparison): Fix some white-space. Support HFmode
10616 by conversion to SFmode.
10617 * config/arm/arm.md (truncdfhf2): Fix a comment.
10618 (extendhfdf2): Likewise.
10620 (movsicc): Fix some white-space.
10622 (movsfcc): Fix some white-space.
10624 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
10625 instructions are available.
10626 (*thumb2_movhi_vfp): Likewise.
10627 (*arm_movhi_fp16): New.
10628 (*thumb2_movhi_fp16): New.
10629 (*movhf_vfp_fp16): New.
10630 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
10631 (*movhf_vfp): Likewise.
10632 (extendhfsf2): Enable when VFP FP16 instructions are available.
10633 (truncsfhf2): Enable when VFP FP16 instructions are available.
10635 2016-09-23 Martin Liska <mliska@suse.cz>
10637 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
10639 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10641 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
10643 (arm_evpc_neon_vtrn): Likewise.
10644 (arm_evpc_neon_vrev): Likewise.
10645 (arm_evpc_neon_vext): Likewise.
10646 * config/arm/arm_neon.h (vbsl_f16): New.
10649 (vdupq_n_f16): New.
10650 (vdup_lane_f16): New.
10651 (vdupq_lane_f16): New.
10655 (vmovq_n_f16): New.
10657 (vrev64q_f16): New.
10664 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
10665 (vdup_lane): New (v8hf, v4hf variants).
10666 (vext): New (v8hf, v4hf variants).
10667 (vbsl): New (v8hf, v4hf variants).
10668 * config/arm/iterators.md (VDQWH): New.
10670 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
10671 (Scalar_mul_8_16): Fix white-space.
10672 (Is_d_reg): Add V4HF and V8HF.
10673 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
10674 (neon_vdup_lane<mode>): New.
10675 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
10676 (*neon_vtrn<mode>_insn): Likewise.
10677 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
10678 (*neon_vzip<mode>_insn): Likewise
10679 (neon_vuzp<mode>_internal): Likewise.
10680 (*neon_vuzp<mode>_insn): Likewise
10681 * config/arm/vec-common.md (vec_perm_const<mode>): New.
10683 2016-09-23 Jiong Wang <jiong.wang@arm.com>
10684 Matthew Wahab <matthew.wahab@arm.com>
10686 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
10687 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
10688 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
10689 available. Also fix some white-space.
10690 * config/arm/vfp.md (*arm_movhi_vfp): New.
10691 (*thumb2_movhi_vfp): New.
10693 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10695 * config/arm/arm-c.c (arm_cpu_builtins): Define
10696 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
10697 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
10699 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10701 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
10702 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
10703 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
10704 arm_v8_2a_fp16_neon_hw.
10705 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
10708 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10710 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
10711 arm_fp16_alternative_ok and arm_fp16_none_ok.
10713 2016-09-23 Martin Liska <mliska@suse.cz>
10715 * ipa-icf.c (sem_variable::merge): Replace adress with address.
10717 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10719 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
10720 ("armv8.2-a"): New.
10721 ("armv8.2-a+fp16"): New.
10722 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
10723 (FL2_FP16INST): New.
10724 (FL2_FOR_ARCH8_2A): New.
10725 * config/arm/arm-tables.opt: Regenerate.
10726 * config/arm/arm.c (arm_arch8_2): New.
10727 (arm_fp16_inst): New.
10728 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
10729 for incompatible fp16-format settings.
10730 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
10731 (TARGET_NEON_FP16INST): New.
10732 (arm_arch8_2): Declare.
10733 (arm_fp16_inst): Declare.
10734 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
10735 march=armv8.2-a and march=armv8.2-a+fp16.
10736 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
10737 and armv8.2-a+fp16.
10738 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
10739 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
10741 2016-09-23 Martin Liska <mliska@suse.cz>
10743 * doc/extend.texi: Remove fused-madd from i386 target options.
10745 2016-09-23 Martin Liska <mliska@suse.cz>
10747 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10750 2016-09-23 Martin Liska <mliska@suse.cz>
10752 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
10755 2016-09-23 Martin Liska <mliska@suse.cz>
10758 * config/i386/i386.c (ix86_option_override_internal): Change
10759 signature and return false when there's an error related to
10761 (release_options_strings): New function.
10762 (ix86_valid_target_attribute_tree): Call the function.
10764 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10766 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
10767 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
10768 (gen_hsa_ctor_assignment): Likewise.
10769 * print-tree.c (print_node): Likewise.
10770 * tree-dump.c (dequeue_and_dump): Likewise.
10771 * tree-sra.c (sra_modify_constructor_assign): Likewise.
10772 * expr.c (store_constructor): Likewise.
10773 * fold-const.c (operand_equal_p): Likewise.
10774 * tree-pretty-print.c (dump_generic_node): Likewise.
10775 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
10776 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
10778 2016-09-23 Richard Biener <rguenther@suse.de>
10780 * hooks.h (hook_uint_uintp_false): Declare.
10782 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10784 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
10785 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
10787 2016-09-22 Martin Sebor <msebor@redhat.com>
10790 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
10791 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
10792 (target_int_min): Correct computation.
10793 (format_integer): Use long long as the argument for the ll length
10795 (format_floating): Use target_int_max().
10796 (get_string_length): Same.
10797 (format_string): Avoid setting the bounded flag for strings
10799 (try_substitute_return_value): Avoid setting range info when
10800 the result isn't bounded.
10801 * varasm.c (assemble_name): Increase buffer size.
10803 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
10804 Terry Guo <terry.guo@arm.com>
10806 * target.def (elf_flags_numeric): New target hook.
10807 * targhooks.h (default_asm_elf_flags_numeric): New.
10808 * varasm.c (default_asm_elf_flags_numeric): New.
10809 (default_elf_asm_named_section): Use new target hook.
10810 * config/arm/arm.opt (mpure-code): New.
10811 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
10812 * config/arm/arm.c (arm_asm_init_sections): Add section
10813 attribute to default text section if -mpure-code.
10814 (arm_option_check_internal): Diagnose use of option with
10815 non supported targets and/or options.
10816 (arm_asm_elf_flags_numeric): New.
10817 (arm_function_section): New.
10818 (arm_elf_section_type_flags): New.
10819 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
10821 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
10822 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
10824 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
10826 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
10828 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10830 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
10831 * rtl.h: Adjust prototype.
10833 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10835 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
10836 (prev_active_insn): Likewise.
10837 (active_insn_p): Likewise.
10838 * rtl.h: Adjust prototypes.
10839 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
10840 * config/arc/arc.md: Likewise.
10841 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
10842 (branch_needs_nop_p): Likewise.
10843 (use_skip_p): Likewise.
10844 * config/sh/sh.c (gen_block_redirect): Likewise.
10845 (split_branches): Likewise.
10846 * reorg.c (optimize_skip): Likewise.
10847 (fill_simple_delay_slots): Likewise.
10848 (fill_slots_from_thread): Likewise.
10849 (relax_delay_slots): Likewise.
10850 * resource.c (mark_target_live_regs): Likewise.
10852 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10854 * config/cris/cris.c (cris_asm_output_case_end): Change argument
10855 type to rtx_insn *.
10856 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
10857 (prev_nonnote_nondebug_insn): Likewise.
10858 * config/cris/cris-protos.h: Adjust prototype.
10860 * jump.c (rtx_renumbered_equal_p): Adjust.
10862 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10864 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
10865 * rtl.h: Adjust prototype.
10866 * config/sh/sh.md: Adjust.
10867 * dwarf2out.c (add_var_loc_to_decl): Likewise.
10869 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10871 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
10872 (prev_nondebug_insn): Likewise.
10873 * loop-doloop.c (doloop_condition_get): Likewise.
10874 * rtl.h: Adjust prototype.
10875 * cfgloop.h: Likewise.
10877 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10879 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
10880 (prev_nonnote_insn): Likewise.
10881 * jump.c (reversed_comparison_code_parts): Likewise.
10882 (reversed_comparison): Likewise.
10883 * rtl.h: Adjust prototypes.
10884 * config/arc/arc.md: Adjust.
10885 * cse.c (find_comparison_args): Likewise.
10886 * reorg.c (redundant_insn): Change return type to rtx_insn *.
10887 (fix_reg_dead_note): Change argument type to rtx_insn *.
10888 (delete_prior_computation): Likewise.
10889 (delete_computation): Likewise.
10890 (fill_slots_from_thread): Adjust.
10891 (relax_delay_slots): Likewise.
10892 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
10893 (simplify_relational_operation_1): Likewise.
10894 (simplify_ternary_operation): Likewise.
10896 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10898 * config/arc/arc-protos.h (arc_label_align): Change type of
10899 variables from rtx to rtx_insn *.
10900 * config/arc/arc.c (arc_label_align): Likewise.
10901 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
10902 * config/bfin/bfin.c (workaround_speculation): Likewise.
10903 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
10904 (find_last_same_clock): Likewise.
10905 (reorg_split_calls): Likewise.
10906 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
10907 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
10908 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
10909 (same_cmp_following_p): Likewise.
10910 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
10911 (same_cmp_following_p): Likwise.
10912 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
10913 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
10914 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
10915 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
10916 (rl78_alloc_physical_registers_cmp): Likewise.
10917 (rl78_alloc_physical_registers_umul): Likewise.
10918 (rl78_calculate_death_notes): Likewise.
10919 * config/s390/s390-protos.h (s390_label_align): Likewise.
10920 * config/s390/s390.c (s390_label_align): Likewise.
10921 * config/sh/sh.c (barrier_align): Likewise.
10922 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
10923 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
10924 (emit_cbcond_nop): Likewise.
10926 2016-09-22 Martin Liska <mliska@suse.cz>
10929 * ipa-icf.c (sem_variable::merge): Yield merge operation if
10930 alias address matters, not necessarily address of original.
10932 2016-09-22 Richard Biener <rguenther@suse.de>
10934 PR middle-end/77697
10935 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
10938 2016-09-22 Richard Biener <rguenther@suse.de>
10940 PR middle-end/77677
10941 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
10942 from constant folding results.
10943 (gimple_resimplify2): Likewise.
10944 (gimple_resimplify3): Likewise.
10946 2016-09-22 Richard Biener <rguenther@suse.de>
10948 PR middle-end/77678
10949 * expr.c (expand_expr_real_1): Guard array access against negative
10952 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10954 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
10956 (format_floating): Likewise.
10958 2016-09-22 Jakub Jelinek <jakub@redhat.com>
10961 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
10962 for all IFN_GOMP_SIMD_* internal fns, not just for
10963 IFN_GOMP_SIMD_ORDERED_*.
10965 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10968 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
10969 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
10970 instructions when you want to invert the test.
10971 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
10972 correct order for XXSEL.
10973 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
10974 for using XSCMP{EQ,GT,GE}DP.
10976 2016-09-21 David Malcolm <dmalcolm@redhat.com>
10978 * genconstants.c (main): Introduce noop_reader and convert call
10979 to read_md_files to a method call.
10980 * genenums.c (main): Likewise.
10981 * genmddeps.c (main): Likewise.
10982 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
10983 rtx_reader_ptr->get_top_level_filename ().
10984 (write_tm_preds_h): Likewise.
10985 (write_insn_preds_c): Likewise.
10986 * gensupport.c (class gen_reader): New subclass of rtx_reader.
10987 (rtx_handle_directive): Convert to...
10988 (gen_reader::handle_unknown_directive): ...this.
10989 (init_rtx_reader_args_cb): Convert return type from bool to
10990 rtx_reader *. Create a gen_reader instance, using it for the
10991 call to read_md_files. Return it if no errors occur.
10992 (init_rtx_reader_args): Convert return type from bool to
10994 * gensupport.h (init_rtx_reader_args_cb): Likewise.
10995 (init_rtx_reader_args_cb): Likewise.
10996 * read-md.c (struct file_name_list): Move to class rtx_reader.
10997 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
10998 (read_md_filename): Delete in favor of
10999 rtx_reader::m_read_md_filename.
11000 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
11001 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
11002 (base_dir): Delete in favor of rtx_reader::m_base_dir.
11003 (first_dir_md_include): Delete in favor of
11004 rtx_reader::m_first_dir_md_include.
11005 (last_dir_md_include_ptr): Delete in favor of
11006 rtx_reader::m_last_dir_md_include_ptr.
11007 (max_include_len): Delete.
11008 (rtx_reader_ptr): New.
11009 (fatal_with_file_and_line): Use get_filename and get_lineno
11010 accessors of rtx_reader_ptr.
11011 (require_char_ws): Likewise.
11012 (rtx_reader::read_char): New method, based on ::read_char.
11013 (rtx_reader::unread_char): New method, based on ::unread_char.
11014 (read_escape): Use get_filename and get_lineno accessors of
11016 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
11017 (read_string): Use get_filename and get_lineno accessors of
11019 (rtx_reader::rtx_reader): New ctor.
11020 (rtx_reader::~rtx_reader): New dtor.
11021 (handle_include): Convert from a function to...
11022 (rtx_reader::handle_include): ...this method, converting
11023 handle_directive from a callback to a virtual function.
11024 (handle_file): Likewise, converting to...
11025 (rtx_reader::handle_file): ...this method.
11026 (handle_toplevel_file): Likewise, converting to...
11027 (rtx_reader::handle_toplevel_file): ...this method.
11028 (rtx_reader::get_current_location): New method.
11029 (parse_include): Convert from a function to...
11030 (rtx_reader::add_include_path): ...this method, dropping redundant
11031 update to unused max_include_len.
11032 (read_md_files): Convert from a function to...
11033 (rtx_reader::read_md_files): ...this method, converting
11034 handle_directive from a callback to a virtual function.
11035 (noop_reader::handle_unknown_directive): New method.
11036 * read-md.h (directive_handler_t): Delete this typedef.
11037 (in_fname): Delete.
11038 (read_md_file): Delete.
11039 (read_md_lineno): Delete.
11040 (read_md_filename): Delete.
11041 (class rtx_reader): New class.
11042 (rtx_reader_ptr): New decl.
11043 (class noop_reader): New subclass of rtx_reader.
11044 (read_char): Reimplement in terms of rtx_reader::read_char.
11045 (unread_char): Reimplement in terms of rtx_reader::unread_char.
11046 (read_md_files): Delete.
11047 * read-rtl.c (read_rtx_code): Update for deletion of globals
11048 read_md_filename and read_md_lineno.
11050 2016-09-21 Jason Merrill <jason@redhat.com>
11052 * input.h (from_macro_definition_at): New.
11054 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
11056 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
11058 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11060 PR tree-optimization/77550
11061 * tree-vect-stmts.c (create_array_ref): Change parameters.
11062 (get_group_alias_ptr_type): New function.
11063 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
11065 2016-09-21 Marek Polacek <polacek@redhat.com>
11067 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
11068 Add falls through comment.
11070 2016-09-21 Richard Biener <rguenther@suse.de>
11072 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
11073 (replace_child): Likewise.
11074 (remove_child_TAG): Adjust.
11075 (move_marked_base_types): Likewise.
11076 (prune_unused_types_prune): Clear die_sib of removed children.
11078 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
11081 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
11082 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
11084 2016-09-21 Richard Biener <rguenther@suse.de>
11086 PR tree-optimization/77648
11087 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
11089 (make_transitive_closure_constraints): Adjust comment.
11090 (make_any_offset_constraints): New function.
11091 (handle_rhs_call): Make sure to first expand a pointer to all
11092 subfields before transitively closing it.
11093 (handle_const_call): Likewise. Properly expand returned
11095 (handle_pure_call): Likewise.
11097 2016-09-21 Richard Biener <rguenther@suse.de>
11098 Jakub Jelinek <jakub@redhat.com>
11100 PR tree-optimization/77621
11101 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
11102 group at non-vectorizable stmts.
11104 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11106 PR tree-optimization/72835
11107 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
11108 (make_new_ssa_for_all_defs): Likewise.
11109 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
11111 2016-09-20 Martin Sebor <msebor@redhat.com>
11113 PR middle-end/49905
11114 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
11115 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
11116 * config/linux.c (gnu_libc_printf_pointer_format): New function.
11117 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
11118 * config/sol2.c (solaris_printf_pointer_format): New function.
11119 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
11121 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
11122 * doc/tm.texi: Regenerate.
11123 * gimple-fold.h (get_range_strlen): New function.
11124 (get_maxval_strlen): Declare existing function.
11125 * gimple-fold.c (get_range_strlen): Add arguments and compute both
11126 maximum and minimum.
11127 (get_range_strlen): Define overload.
11128 (get_maxval_strlen): Adjust.
11129 * gimple-ssa-sprintf.c: New file and pass.
11130 * passes.def (pass_sprintf_length): Add new pass.
11131 * targhooks.h (default_printf_pointer_format): Declare new function.
11132 (gnu_libc_printf_pointer_format): Same.
11133 (solaris_libc_printf_pointer_format): Same.
11134 * targhooks.c (default_printf_pointer_format): Define new function.
11135 * tree-pass.h (make_pass_sprintf_length): Declare new function.
11136 * print-tree.c: Increase buffer size.
11138 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11140 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
11142 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11144 * common.opt: New option -fipa-vrp.
11145 * ipa-cp.c (ipa_get_vr_lat): New.
11146 (ipcp_vr_lattice::print): Likewise.
11147 (print_all_lattices): Call ipcp_vr_lattice::print.
11148 (ipcp_vr_lattice::meet_with): New.
11149 (ipcp_vr_lattice::meet_with_1): Likewise.
11150 (ipcp_vr_lattice::top_p): Likewise.
11151 (ipcp_vr_lattice::bottom_p): Likewsie.
11152 (ipcp_vr_lattice::set_to_bottom): Likewise.
11153 (set_all_contains_variable): Call VR set_to_bottom.
11154 (initialize_node_lattices): Init VR lattices.
11155 (propagate_vr_accross_jump_function): New.
11156 (propagate_constants_accross_call): Call
11157 propagate_vr_accross_jump_function.
11158 (ipcp_store_vr_results): New.
11159 (ipcp_driver): Handle VR.
11160 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
11161 (ipa_set_jf_unknown): Likewise.
11162 (ipa_compute_jump_functions_for_edge): Likewise.
11163 (ipa_node_params_t::duplicate): Likewise.
11164 (ipa_write_jump_function): Likewise.
11165 (ipa_read_jump_function): Likewise.
11166 (write_ipcp_transformation_info): Likewise.
11167 (read_ipcp_transformation_info): Likewise.
11168 (ipcp_update_vr): New.
11169 (ipcp_transform_function): Handle VR.
11170 * ipa-prop.h (struct ipa_vr): New.
11171 * cgraph.c: Include tree-vrp.h.
11172 * cgraphunit.c: Likewise.
11173 * ipa-utils.c: Likewise.
11175 * opts.c: Likewise.
11176 * toplev.c: Likewise.
11177 * ipa-devirt.c: Likewise.
11178 * ipa-inline-transform.c: Likewise.
11179 * ipa-inline.c: Likewise.
11180 * ipa-profile.c: Likewise.
11182 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11184 * doc/invoke.texi: Document -fdump-tree-evrp.
11185 * passes.def: Define new pass_early_vrp.
11186 * timevar.def: Define new TV_TREE_EARLY_VRP.
11187 * tree-pass.h (make_pass_early_vrp): New.
11188 * tree-ssa-propagate.c: Make replace_uses_in non static.
11189 * tree-ssa-propagate.h: Export replace_uses_in.
11190 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
11191 (extract_range_from_assert): Factor out
11192 extract_range_for_var_from_comparison_expr.
11193 (vrp_initialize_lattice): New.
11194 (vrp_initialize): Factor out vrp_initialize_lattice.
11195 (vrp_valueize): Fix it to reject complex value ranges.
11196 (vrp_free_lattice): New.
11197 (evrp_dom_walker::before_dom_children): Likewise.
11198 (evrp_dom_walker::after_dom_children): Likewise.
11199 (evrp_dom_walker::push_value_range): Likewise.
11200 (evrp_dom_walker::pop_value_range): Likewise.
11201 (execute_early_vrp): Likewise.
11202 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
11203 (make_pass_early_vrp): New.
11205 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11207 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
11208 instead of exact_log2.
11210 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11213 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
11214 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
11215 (ix86_add_stmt_cost): Penalize DFmode vector operations
11216 for !TARGET_VECTORIZE_DOUBLE.
11218 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
11220 * doc/invoke.texi (Warning Options): Simplify language.
11221 (Optimize Options): Complete sentence.
11223 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
11225 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
11228 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
11231 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
11232 inits on power8 and above, use the VMRGEW instruction instead of a
11235 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
11236 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
11239 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11241 * config/aarch64/arm_neon.h
11242 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
11243 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
11244 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
11246 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
11248 * config/var/vax.h (ELIMINABLE_REGS): Define.
11249 (INITIAL_ELIMINATION_OFFSET): Define.
11251 2016-09-20 Jakub Jelinek <jakub@redhat.com>
11253 PR middle-end/77624
11254 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
11255 cast to void * if the cast is from some other pointer type.
11257 2016-09-20 Richard Biener <rguenther@suse.de>
11259 PR tree-optimization/77646
11260 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
11263 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11265 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
11266 attributes to all inlined functions and make them extern.
11268 2016-09-20 Richard Biener <rguenther@suse.de>
11270 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11272 * debug.c (do_nothing_debug_hooks): Adjust.
11273 * dbxout.c (dbx_debug_hooks): Likewise.
11274 * sdbout.c (sdb_debug_hooks): Likewise.
11275 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11276 (dwarf2out_finish): Move producer, filename and
11277 path annotation ...
11278 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11279 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11281 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11284 * doc/invoke.texi: Document -Wint-in-bool-context.
11286 PR middle-end/77421
11287 * dwarf2out.c (output_loc_operands): Fix an assertion.
11289 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11291 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11292 (CR_DECIMAL_DIG): New macro.
11294 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11296 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11299 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11301 PR rtl-optimization/77416
11302 * lra-remat.c (operand_to_remat): Process hard coded insn
11305 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11307 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11308 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11310 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11312 * target.def (lra_p): Wordsmithing.
11313 * doc/tm.texi: Regenerate.
11315 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11316 Jan Hubicka <jh@suse.cz>
11319 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11320 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11321 Call ultimate_alias_target just once, not up to 4 times.
11323 2016-09-19 Richard Biener <rguenther@suse.de>
11325 * dwarf2out.c (early_dwarf_finished): New global.
11326 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11328 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11329 if called from LTO exit early.
11330 (dwarf2out_late_global_decl): When being during the early
11331 debug phase do not add locations but only const value attributes.
11332 Adjust the way we generate early DIEs for LTO.
11334 2016-09-19 Richard Biener <rguenther@suse.de>
11336 PR middle-end/77605
11337 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11338 proper niter to bound the loops.
11340 2016-09-19 Richard Biener <rguenther@suse.de>
11342 PR tree-optimization/77514
11343 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11344 search for folded stmt.
11346 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11348 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11349 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11350 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11351 fsm_find_thread_path, profitable_jump_thread_path,
11352 fsm_find_control_statement_thread_paths,
11353 find_jump_threads_backwards): Add speed_p parameter.
11354 (pass_data_early_thread_jumps): New pass.
11355 (make_pass_early_thread_jumps): New function.
11357 2016-09-17 Andreas Schwab <schwab@suse.de>
11359 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11360 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11362 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
11364 * recog.c (rest_of_handle_split_after_reload): Delete.
11365 (pass_split_after_reload::gate): New method.
11366 (pass_split_after_reload::execute): Call split_all_insns directly.
11368 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
11370 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
11371 parameters for functions taking long long arguments.
11373 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11376 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
11377 splat with truncate.
11379 2016-09-16 Jason Merrill <jason@redhat.com>
11381 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
11383 * hwint.c (exact_log2): Use pow2p_hwi.
11384 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
11385 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
11386 * builtins.c (get_object_alignment_2, get_object_alignment)
11387 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
11389 * calls.c (compute_argument_addresses, store_one_arg): Use
11391 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
11392 * combine.c (force_to_mode): Use least_bit_hwi.
11393 (contains_muldiv, find_split_point, combine_simplify_rtx)
11394 (simplify_if_then_else, simplify_set, force_to_mode)
11395 (if_then_else_cond, simplify_and_const_int_1)
11396 (simplify_compare_const): Use pow2p_hwi.
11397 * cse.c (fold_rtx): Use pow2p_hwi.
11398 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
11400 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
11401 (init_expmed_one_conv): Use pow2p_hwi.
11402 * expr.c (is_aligning_offset): Use pow2p_hwi.
11403 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
11404 (fold_binary_loc): Use pow2p_hwi.
11405 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
11406 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
11407 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
11408 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
11410 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
11411 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
11412 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
11413 * omp-low.c (oacc_loop_fixed_partitions)
11414 (oacc_loop_auto_partitions): Use least_bit_hwi.
11415 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
11416 * stor-layout.c (place_field): Use least_bit_hwi.
11417 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
11418 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
11419 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
11420 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
11421 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
11422 * tree-vect-data-refs.c (vect_analyze_group_access_1)
11423 (vect_grouped_store_supported, vect_grouped_load_supported)
11424 (vect_permute_load_chain, vect_shift_permute_load_chain)
11425 (vect_transform_grouped_load): Use pow2p_hwi.
11426 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
11427 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
11428 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
11430 * tsan.c (instrument_expr): Use least_bit_hwi.
11431 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
11433 2016-09-16 Andreas Schwab <schwab@suse.de>
11435 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
11436 OFFSET, not offset.
11437 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11439 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11442 * combine.c (rest_of_handle_combine): If any edges have been purged,
11443 free dominators if available.
11445 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11446 Eric Botcazou <ebotcazou@adacore.com>
11448 PR middle-end/77594
11449 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
11450 through into expand_addsub_overflow after expand_neg_overflow.
11452 2016-09-15 David Malcolm <dmalcolm@redhat.com>
11454 * diagnostic-show-locus.c
11455 (selftest::test_fixit_insert_containing_newline): New function.
11456 (selftest::test_fixit_replace_containing_newline): New function.
11457 (selftest::diagnostic_show_locus_c_tests): Call the above.
11459 2016-09-15 Bin Cheng <bin.cheng@arm.com>
11461 PR tree-optimization/77503
11462 * tree-vect-loop.c (vectorizable_reduction): Record reduction
11463 code for CONST_COND_REDUCTION at analysis stage and use it at
11465 * tree-vectorizer.h (struct _stmt_vec_info): New field.
11466 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
11467 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
11470 2016-09-15 Richard Biener <rguenther@suse.de>
11472 PR middle-end/77544
11473 * fold-const.c (split_tree): Do not split constant ~X.
11475 2016-09-15 Jakub Jelinek <jakub@redhat.com>
11477 PR rtl-optimization/77425
11478 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
11481 PR middle-end/77475
11482 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
11483 use %qs instead of %s where desirable, use argument instead of arg in
11484 the diagnostic wording, add list of supported strategies and
11486 (ix86_option_override_internal): Emit target("m...") instead of
11487 option("m...") in the diagnostic. Use %qs instead of %s in invalid
11488 -march/-mtune option diagnostic. Add list of supported arches/tunings
11489 and spellcheck hint. Remove prefix, suffix and sw variables, use
11490 main_args_p ? "..." : "..." in diagnostics to make translation
11493 2016-09-15 Richard Biener <rguenther@suse.de>
11495 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
11496 extra offset argument.
11497 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
11498 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
11499 to reflect new offset parameter.
11500 * doc/tm.texi: Regenerate.
11501 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11502 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
11504 (darwin_asm_output_dwarf_offset): Likewise.
11505 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
11507 (darwin_asm_output_dwarf_offset): Pass offset argument through.
11508 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11509 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11511 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
11514 * ipa-icf.c (set_alias_uids): New function.
11515 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
11516 all the merged variable's referring aliases.
11518 2016-09-15 Richard Biener <rguenther@suse.de>
11520 PR tree-optimization/77514
11521 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
11522 only forced_stmts sequence.
11524 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
11526 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
11527 * cfgexpand.c (update_alias_info_with_stack_vars): Use
11528 FOR_EACH_SSA_NAME to iterate over SSA variables.
11529 (pass_expand::execute): Likewise.
11530 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
11531 * tree-cfg.c (dump_function_to_file): Likewise.
11532 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
11533 (update_ssa): Likewise.
11534 * tree-ssa-alias.c (dump_alias_info): Likewise.
11535 * tree-ssa-ccp.c (ccp_finalize): Likewise.
11536 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
11537 (create_outofssa_var_map): Likewise.
11538 (coalesce_ssa_name): Likewise.
11539 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
11540 * tree-ssa-pre.c (compute_avail): Likewise.
11541 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
11542 (scc_vn_restore_ssa_info): Likewise.
11543 (free_scc_vn): Likwise.
11544 (run_scc_vn): Likewise.
11545 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
11546 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
11547 * tree-ssa-copy.c (fini_copy_prop): Likewise.
11548 * tree-ssa.c (verify_ssa): Likewise.
11550 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
11552 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
11553 and mips64r2 as default 32-bit and 64-bit architectures.
11554 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
11555 as default 32-bit and 64-bit architectures.
11557 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
11559 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
11562 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11564 * target.def (lra_p): Change commentary (for the manual) for the
11566 * doc/tm.texi: Regenerate.
11568 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11570 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
11571 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
11572 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
11573 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
11575 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11577 * targhooks.c (default_lra_p): Return true instead of false.
11579 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11581 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
11582 hook_bool_void_false.
11583 * config/avr/avr.c: Ditto.
11584 * config/bfin/bfin.c: Ditto.
11585 * config/c6x/c6x.c: Ditto.
11586 * config/cr16/cr16.c: Ditto.
11587 * config/cris/cris.c: Ditto.
11588 * config/epiphany/epiphany.c: Ditto.
11589 * config/fr30/fr30.c: Ditto.
11590 * config/frv/frv.c: Ditto.
11591 * config/h8300/h8300.c: Ditto.
11592 * config/ia64/ia64.c: Ditto.
11593 * config/iq2000/iq2000.c: Ditto.
11594 * config/lm32/lm32.c: Ditto.
11595 * config/m32c/m32c.c: Ditto.
11596 * config/m32r/m32r.c: Ditto.
11597 * config/m68k/m68k.c: Ditto.
11598 * config/mcore/mcore.c: Ditto.
11599 * config/microblaze/microblaze.c: Ditto.
11600 * config/mmix/mmix.c: Ditto.
11601 * config/mn10300/mn10300.c: Ditto.
11602 * config/moxie/moxie.c: Ditto.
11603 * config/msp430/msp430.c: Ditto.
11604 * config/nios2/nios2.c: Ditto.
11605 * config/nvptx/nvptx.c: Ditto.
11606 * config/pa/pa.c: Ditto.
11607 * config/pdp11/pdp11.c: Ditto.
11608 * config/rl78/rl78.c: Ditto.
11609 * config/sparc/sparc.c: Ditto.
11610 * config/spu/spu.c: Ditto.
11611 * config/stormy16/stormy16.c: Ditto.
11612 * config/tilegx/tilegx.c: Ditto.
11613 * config/tilepro/tilepro.c: Ditto.
11614 * config/v850/v850.c: Ditto.
11615 * config/vax/vax.c: Ditto.
11616 * config/visium/visium.c: Ditto.
11617 * config/xtensa/xtensa.c: Ditto.
11619 2016-09-14 Jakub Jelinek <jakub@redhat.com>
11622 * tsan.c: Include target.h.
11623 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
11624 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
11625 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
11626 BUILT_IN_ATOMIC_TEST_AND_SET entries.
11627 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
11629 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
11630 Martin Liska <mliska@suse.cz>
11632 PR middle-end/77574
11633 * predict.c (force_edge_cold): Add braces to a condition.
11635 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11637 PR rtl-optimization/77289
11638 * lra-constraints.c (get_final_hard_regno): Removed.
11639 (get_hard_regno): Add new parameter final_p.
11640 (get_reg_class): Directly call lra_get_elimination_hard_regno.
11641 (operands_match_p): Adjust call to get_hard_regno.
11642 (uses_hard_regs_p): Likewise.
11643 (process_alt_operands): Likewise.
11645 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
11648 * config/msp430/msp430.c (msp430_start_function): Emit an error
11649 if a function is both weak and specifies an interrupt number.
11651 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11653 PR tree-optimization/77454
11654 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
11655 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
11658 2016-09-13 Tamar Christina <tamar.christina@arm.com>
11660 * config/aarch64/aarch64-builtins.c
11661 (aarch64_init_simd_builtins): Fix builtin type signature printing.
11663 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
11665 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
11666 SFmode and SCmode arguments by reference.
11668 2016-09-13 David Malcolm <dmalcolm@redhat.com>
11670 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
11672 (selftest::test_one_liner_fixit_insert_before): ...this, and update
11673 for renaming of add_fixit_insert to add_fixit_insert_before.
11674 (selftest::test_one_liner_fixit_insert_after): New function.
11675 (selftest::test_one_liner_fixit_validation_adhoc_locations):
11676 Update for renaming of add_fixit_insert to add_fixit_insert_before.
11677 (selftest::test_one_liner_many_fixits): Likewise.
11678 (selftest::test_diagnostic_show_locus_one_liner): Update for
11679 renaming, call new test function.
11680 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
11681 renaming of add_fixit_insert to add_fixit_insert_before.
11682 (selftest::test_fixit_consolidation): Likewise.
11683 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
11685 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
11686 (selftest::test_applying_fixits_insert_before): ...this.
11687 (selftest::test_applying_fixits_insert): Update for renaming of
11688 add_fixit_insert to add_fixit_insert_before.
11689 (selftest::test_applying_fixits_insert_after): New function.
11690 (selftest::test_applying_fixits_insert_after_at_line_end): New
11692 (selftest::test_applying_fixits_insert_after_failure): New function.
11693 (selftest::test_applying_fixits_multiple): Update for renaming of
11694 add_fixit_insert to add_fixit_insert_before.
11695 (selftest::change_line): Likewise.
11696 (selftest::test_applying_fixits_unreadable_file): Likewise.
11697 (selftest::test_applying_fixits_line_out_of_range): Likewise.
11698 (selftest::test_applying_fixits_column_validation): Likewise.
11699 (selftest::test_applying_fixits_column_validation): Likewise.
11700 (selftest::edit_context_c_tests): Update for renamed test function;
11701 call new test functions.
11703 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
11705 PR tree-optimization/77536
11706 PR rtl-optimization/68212
11707 * config/rs6000/rs6000.md (div->recip splitter): Remove
11708 optimize_insn_for_speed_p condition.
11710 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
11712 * optabs.c (prepare_cmp_insn): Update documentation comment.
11714 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11715 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11717 PR middle-end/77475
11718 * opts.h (candidates_list_and_hint): Declare.
11719 * opts-common.c (candidates_list_and_hint): New function.
11720 (cmdline_handle_error): Use it.
11722 2016-09-12 David Malcolm <dmalcolm@redhat.com>
11724 * edit-context.c (edited_line::get_len): New accessor.
11725 (edited_file::print_diff): Split out hunk-printing into...
11726 (edited_file::print_diff_hunk): New method.
11727 (edited_file::print_diff_line): New method.
11729 2016-09-12 Andrew Pinski <apinski@cavium.com>
11731 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
11733 * config/aarch64/aarch64.c (thunderx_tunings): Enable
11734 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
11735 (aarch64_operands_ok_for_ldpstp): Return false if
11736 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
11737 was SImode and the alignment is less than 8 byte.
11738 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
11740 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
11743 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
11745 2016-09-12 Marek Polacek <polacek@redhat.com>
11747 * doc/extend.texi: Use lowercase "boolean".
11748 * doc/invoke.texi: Likewise.
11749 * doc/md.texi: Likewise.
11750 * target.def: Likewise.
11751 * doc/tm.texi: Regenerated.
11753 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11755 PR middle-end/77426
11756 * expmed.c (synth_mult): Delete duplicate mode check.
11758 2016-09-10 Tom de Vries <tom@codesourcery.com>
11761 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
11763 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
11764 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
11766 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
11768 PR rtl-optimization/77289
11769 * lra-constraints.c (get_final_hard_regno): Add support for non hard
11770 register numbers. Remove support for subregs.
11771 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
11772 (get_reg_class): Delete removed get_final_hard_regno() argument.
11773 (uses_hard_regs_p): Call get_final_hard_regno().
11775 2016-09-09 Martin Sebor <msebor@redhat.com>
11779 * pretty-print.c (pp_quoted_string): New function.
11780 (pp_format): Call it for %c and %s directives.
11782 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11784 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
11785 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
11786 INITIAL_ELIMINATION_OFFSET) : Update documentation.
11787 * target.def (frame_pointer_required, can_eliminate): Likewise.
11788 * doc/tm.texi: Regenerated.
11789 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
11791 * df-scan.c (df_hard_reg_init): Likewise.
11792 * ira.c (ira_setup_eliminable_regset): Likewise.
11793 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
11794 init_elim_table): Likewise.
11795 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
11796 set_initial_elim_offsets, update_eliminables,
11797 init_elim_table): Likewise.
11798 * rtlanal.c (get_initial_register_offset): Likewise.
11799 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11800 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11801 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11802 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
11803 * config/fr30/fr30.h: Fix comment.
11804 * config/frv/frv.c: Likewise.
11805 * config/frv/frv.h: Likewise.
11806 * config/ft32/ft32.h: Likewise.
11807 * config/visium/visium.h: Likewise.
11808 * config/pa/pa64-linux.h: Likewise.
11809 * config/v850/v850.h: Likewise.
11810 * config/cris/cris.c: Likewise.
11811 * config/ia64/ia64.h: Likewise.
11812 * config/moxie/moxie.h: Likewise.
11813 * config/m32r/m32r.h: Likewise.
11815 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
11818 * config.in: Regenerate.
11819 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
11821 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
11822 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
11823 static-libmpxwrappers case.
11824 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
11825 MPX_LD_AS_NEEDED_GUARD_POP.
11826 * configure: Regenerate.
11827 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
11828 defined if linker support "--push-state"/"--pop-state".
11830 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
11832 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
11834 2016-09-09 Joseph Myers <joseph@codesourcery.com>
11836 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
11837 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
11838 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
11839 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
11840 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
11841 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
11842 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
11844 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
11845 width macros from TS 18661-1.
11846 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
11848 2016-09-08 Jakub Jelinek <jakub@redhat.com>
11851 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
11852 OMP_CLAUSE_SAFELEN_EXPR.
11854 2016-09-07 David Malcolm <dmalcolm@redhat.com>
11856 * Makefile.in (OBJS): Add substring-locations.o.
11857 * langhooks-def.h (class substring_loc): New forward decl.
11858 (lhd_get_substring_location): New decl.
11859 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
11860 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
11861 * langhooks.c (lhd_get_substring_location): New function.
11862 * langhooks.h (class substring_loc): New forward decl.
11863 (struct lang_hooks): Add field get_substring_location.
11864 * substring-locations.c: New file, taking definition of
11865 format_warning_va and format_warning_at_substring from
11866 c-family/c-format.c, making them non-static.
11867 * substring-locations.h (class substring_loc): Move class here
11868 from c-family/c-common.h. Add and rewrite comments.
11869 (format_warning_va): New decl.
11870 (format_warning_at_substring): New decl.
11871 (get_source_location_for_substring): Add comment.
11873 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
11875 * config/i386/i386.c: Add 'U' suffix to processor feature bits
11876 to avoid -Wnarrowing warning.
11877 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
11878 * opts.c: Likewise for SANITIZER_OPT bitmasks.
11880 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
11882 * config/aarch64/aarch64.c (aarch64_legitimize_address):
11883 Avoid use of base_offset if offset already in range.
11885 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
11887 * config/sh/sh-protos.h (struct sh_atomic_model,
11888 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11889 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11890 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
11891 * config/sh/sh.h (struct sh_atomic_model,
11892 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
11893 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
11894 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
11895 Guard with __cplusplus.
11897 2016-09-06 Jakub Jelinek <jakub@redhat.com>
11900 * config/i386/i386.c (ix86_expand_builtin): For builtin with
11901 unsupported or unknown ISA, use expand_call.
11903 2016-09-06 Martin Liska <mliska@suse.cz>
11905 PR gcov-profile/77378
11906 PR gcov-profile/77466
11907 * tree-profile.c (tree_profiling): Detect whether target can use
11908 -fprofile-update=atomic.
11910 2016-09-06 Richard Biener <rguenther@suse.de>
11912 PR tree-optimization/77479
11913 * tree-vrp.c (update_value_range): Extend overflow handling to
11916 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11919 * config/i386/i386.md (isa): Add x64_avx512bw.
11920 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
11921 (kmov_isa): New mode attr.
11922 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
11923 (*zero_extend<mode>si2): Likewise.
11924 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
11926 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
11928 * doc/invoke.texi (SPU Options): nops -> NOPs.
11929 (x86 Options): Ditto.
11931 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11933 PR middle-end/77475
11934 * toplev.c (process_options): Temporarily set input_location
11935 to UNKNOWN_LOCATION around targetm.target_option.override () call.
11937 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
11939 PR rtl-optimization/77452
11940 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
11941 inner-mode reference to a CONST_VECTOR constant in the constant pool.
11943 2016-09-05 Marek Polacek <polacek@redhat.com>
11946 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
11948 2016-09-05 Jakub Jelinek <jakub@redhat.com>
11951 * gensupport.c (alter_output_for_subst_insn): Remove redundant
11952 *insn_out == '*' test. Don't copy unnecessary to yet another
11953 memory buffer, and don't leak it.
11955 PR rtl-optimization/77425
11956 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
11958 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
11960 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
11962 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11964 * common.opt (fdiagnostics-generate-patch): New option.
11965 * diagnostic.c: Include "edit-context.h".
11966 (diagnostic_initialize): Initialize context->edit_context_ptr.
11967 (diagnostic_finish): Delete context->edit_context_ptr.
11968 (diagnostic_report_diagnostic): Add fix-it hints from the
11969 diagnostic to context->edit_context_ptr, if any.
11970 * diagnostic.h (class edit_context): Add forward decl.
11971 (struct diagnostic_context): Add field "edit_context_ptr".
11972 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11973 -fdiagnostics-generate-patch.
11974 (-fdiagnostics-generate-patch): New item.
11975 * toplev.c: Include "edit-context.h".
11976 (process_options): Set global_dc->edit_context_ptr to a new
11977 edit_context if the options need one.
11978 (toplev::main): Handle -fdiagnostics-generate-patch by using
11979 global_dc->edit_context_ptr.
11981 2016-09-02 Jakub Jelinek <jakub@redhat.com>
11984 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
11985 map and firstprivate clauses on target construct for _Atomic
11987 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
11988 on target construct for _Atomic qualified decls.
11989 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
11991 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
11992 _Atomic qualified arguments not mentioned in uniform clause.
11994 2016-09-02 David Malcolm <dmalcolm@redhat.com>
11996 * Makefile.in (OBJS-libcommon): Add edit-context.o.
11997 * diagnostic-color.c (color_dict): Add "diff-filename",
11998 "diff-hunk", "diff-delete", and "diff-insert".
11999 (parse_gcc_colors): Update default value of GCC_COLORS in comment
12000 to reflect above changes.
12001 * doc/invoke.texi (-fdiagnostics-color): Update description of
12002 default GCC_COLORS, and of the supported capabilities.
12003 * edit-context.c: New file.
12004 * edit-context.h: New file.
12005 * input.c (struct fcache): Add field "missing_trailing_newline".
12006 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
12008 (add_file_to_cache_tab): Likewise.
12009 (fcache::fcache): Likewise.
12010 (get_next_line): Update c->missing_trailing_newline.
12011 (location_missing_trailing_newline): New function.
12012 * input.h (location_missing_trailing_newline): New decl.
12013 * selftest-run-tests.c (selftest::run_tests): Call
12014 edit_context_c_tests.
12015 * selftest.h (edit_context_c_tests): New decl.
12017 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12018 Richard Biener <rguenth@suse.de>
12020 PR tree-optimization/77444
12021 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
12022 as steptype, remove redundant initialization.
12024 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12027 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
12028 (sanopt_optimize_walker): Optimize away
12029 __asan_before_dynamic_init (...) followed by
12030 __asan_after_dynamic_init () without intervening memory loads/stores.
12031 * ipa-pure-const.c (special_builtin_state): Handle
12032 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
12033 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
12035 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12037 * cfg.c (free_original_copy_tables): Replace second assignment of
12038 bb_copy = NULL by bb_original = NULL.
12040 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12043 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
12044 assignment added in r216794.
12046 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12048 * Makefile.in (OBJS): Add typed-splay-tree.o.
12049 * selftest-run-tests.c (selftest::run_tests): Call
12050 typed_splay_tree_c_tests.
12051 * selftest.h (typed_splay_tree_c_tests): New decl.
12052 * typed-splay-tree.c: New file.
12053 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
12054 (typed_splay_tree::max): New method.
12055 (typed_splay_tree::min): New method.
12056 (typed_splay_tree::foreach): New method.
12057 (typed_splay_tree::closure): New struct.
12058 (typed_splay_tree::inner_foreach_fn): New function.
12060 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12062 * ipa-cp.c (ipcp_store_bits_results): Change option name from
12063 -fipa-cp-bit to -fipa-bit-cp.
12065 2016-09-01 Martin Sebor <msebor@redhat.com>
12067 PR tree-optimization/71831
12068 * tree-object-size.h: Return bool instead of the size and add
12069 argument for the size.
12070 * tree-object-size.c (compute_object_offset): Update signature.
12071 (addr_object_size): Same.
12072 (compute_builtin_object_size): Return bool instead of the size
12073 and add argument for the size. Handle POINTER_PLUS_EXPR when
12074 optimization is disabled.
12075 (expr_object_size): Adjust.
12076 (plus_stmt_object_size): Adjust.
12077 (pass_object_sizes::execute): Adjust.
12078 * builtins.c (fold_builtin_object_size): Adjust.
12079 * doc/extend.texi (Object Size Checking): Update.
12080 * ubsan.c (instrument_object_size): Adjust.
12082 2016-09-01 Martin Sebor <msebor@redhat.com>
12084 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
12085 it fits the output of the formatted function regardless of its
12087 * genmodes.c (parser::parse_expr): Same.
12088 * gimplify.c (gimplify_asm_expr): Same.
12089 * passes.c (pass_manager::register_one_dump_file): Same.
12090 * print-tree.c (print_node): Same.
12092 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12094 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
12096 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12098 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
12100 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12102 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
12103 * config/rs6000/vector.md: Ditto.
12104 * config/rs6000/vsx.md: Ditto.
12106 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12108 * ipa-inline-analysis.c (param_change_prob): Get to the base object
12109 first in all cases.
12111 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12113 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
12114 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
12115 *return_and_restore_gpregs_<mode>_r11,
12116 *return_and_restore_gpregs_<mode>_r12,
12117 *return_and_restore_gpregs_<mode>_r1,
12118 *return_and_restore_fpregs_<mode>_r11,
12119 *return_and_restore_fpregs_<mode>_r12,
12120 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
12121 directly instead of via the "l" constraint. Renumber operands.
12124 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12126 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
12127 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
12128 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
12129 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
12130 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
12131 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
12132 *call_value_nonlocal_darwin64, reload_macho_picbase,
12133 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
12134 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
12135 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
12136 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
12137 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
12138 *save_fpregs_<mode>_r1): Ditto.
12139 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
12140 *return_and_restore_gpregs_spe): Ditto.
12142 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12144 * config/rs6000/rs6000.md
12145 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
12146 the use of the link register.
12147 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
12149 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12150 Michael Meissner <meissner@linux.vnet.ibm.com>
12153 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
12154 reg+reg addressing for TImode.
12155 (rs6000_legitimate_address_p): Only allow register indirect
12156 addressing for TImode, even without TARGET_QUAD_MEMORY.
12158 2016-09-01 Richard Biener <rguenther@suse.de>
12160 PR middle-end/77436
12161 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
12162 check whether the result fits the desired result type.
12164 2016-09-01 Nathan Sidwell <nathan@acm.org>
12166 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
12168 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
12170 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
12172 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
12174 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12176 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
12177 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
12178 for comparisons of integer ZERO_EXTEND against zero.
12180 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12182 * config/i386/i386.c (ix86_option_override_internal): Also disable the
12183 STV pass if -mstackrealign is enabled.
12185 2016-08-31 Ilya Verbin <iverbin@gmail.com>
12187 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
12190 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12192 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
12193 (layout_range::intersects_line_p): New method.
12194 (test_range_contains_point_for_single_point): Rename to...
12195 (test_layout_range_for_single_point): ...this, and add testing
12196 for layout_range::intersects_line_p.
12197 (test_range_contains_point_for_single_line): Rename to...
12198 (test_layout_range_for_single_line): ...this, and add testing
12199 for layout_range::intersects_line_p.
12200 (test_range_contains_point_for_multiple_lines): Rename to...
12201 (test_layout_range_for_multiple_lines): ...this, and add testing
12202 for layout_range::intersects_line_p.
12203 (layout::layout): Populate m_fixit_hints.
12204 (layout::get_expanded_location): Handle the case of a line-span
12206 (layout::validate_fixit_hint_p): New method.
12207 (get_line_span_for_fixit_hint): New function.
12208 (layout::calculate_line_spans): Add spans for fixit-hints.
12209 (layout::should_print_annotation_line_p): New method.
12210 (layout::print_any_fixits): Drop param "richloc", instead using
12211 validated fixits in m_fixit_hints. Add "const" to hint pointers.
12212 (diagnostic_show_locus): Avoid printing blank annotation lines.
12213 (selftest::test_diagnostic_context::test_diagnostic_context):
12214 Initialize show_column and start_span.
12215 (selftest::test_diagnostic_context::start_span_cb): New static
12217 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
12218 (selftest::diagnostic_show_locus_c_tests): Update for function
12219 renamings. Call test_diagnostic_show_locus_fixit_lines.
12221 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12223 PR tree-optimization/73714
12224 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
12226 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12228 * selftest.c: Move "namespace selftest {" to top of file,
12229 removing explicit "selftest::" qualifiers throughout.
12231 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12233 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
12235 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
12236 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12237 Replace builtin with vector extension.
12238 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
12240 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
12241 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12242 Replace builtin with vector extension.
12243 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
12244 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
12245 Replace builtin with vector extension.
12246 * config/i386/xmmintrin.h (__m128_u): New type.
12247 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
12248 (_mm_load_ps, _mm_store_ps): Simplify.
12250 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
12252 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
12254 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12256 * diagnostic-show-locus.c (colorizer::begin_state): Support more
12257 than 3 ranges per diagnostic by alternating between color 1 and
12259 (layout::layout): Replace use of rich_location::MAX_RANGES
12260 with richloc->get_num_locations ().
12261 (layout::calculate_line_spans): Replace use of
12262 rich_location::MAX_RANGES with m_layout_ranges.length ().
12263 (layout::print_annotation_line): Handle arbitrary numbers of
12264 ranges in caret-printing by defaulting to '^'.
12265 (selftest::test_one_liner_many_fixits): New function.
12266 (test_diagnostic_show_locus_one_liner): Call it.
12267 * diagnostic.c (diagnostic_initialize): Update for renaming
12268 of rich_location::MAX_RANGES to
12269 rich_location::STATICALLY_ALLOCATED_RANGES.
12270 * diagnostic.h (struct diagnostic_context): Likewise.
12272 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12274 * selftest.c (selftest::named_temp_file::named_temp_file): New
12276 (selftest::temp_source_file::~temp_source_file): Move to...
12277 (selftest::named_temp_file::~named_temp_file): ...here.
12278 (selftest::test_named_temp_file): New function.
12279 (selftest::selftest_c_tests): Call test_named_temp_file.
12280 * selftest.h (class named_temp_file): New class.
12281 (class temp_source_file): Convert to a subclass of named_temp_file.
12283 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12285 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12286 USEs of LR_REGNO in returns and sibcalls.
12287 (rs6000_output_mi_thunk): Similar.
12288 (rs6000_sibcall_aix): Similar.
12289 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12290 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12291 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12292 Remove the USE of LR_REGNO from the patterns as well. Delete an
12294 (return_internal_<mode>): Delete.
12296 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12298 * config/aarch64/aarch64-simd.md
12299 (aarch64_ld2<mode>_dreg_le): New.
12300 (aarch64_ld2<mode>_dreg_be): New.
12301 (aarch64_ld2<mode>_dreg): Removed.
12302 (aarch64_ld3<mode>_dreg_le): New.
12303 (aarch64_ld3<mode>_dreg_be): New.
12304 (aarch64_ld3<mode>_dreg): Removed.
12305 (aarch64_ld4<mode>_dreg_le): New.
12306 (aarch64_ld4<mode>_dreg_be): New.
12307 (aarch64_ld4<mode>_dreg): Removed.
12308 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12310 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12312 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12313 redundant location param.
12314 (test_one_liner_fixit_remove): Likewise.
12315 (test_one_liner_fixit_replace): Likewise.
12316 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12317 * gcc-rich-location.c
12318 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12319 get_range_from_loc. Drop overload taking a const char *.
12320 * gcc-rich-location.h
12321 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12324 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12326 * config/linux.c (linux_libc_has_function): Return true on musl.
12328 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12330 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12332 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12334 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12335 used for abnormal egdes.
12337 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12339 PR tree-optimization/72866
12340 * tree-vect-patterns.c (search_type_for_mask): Turn into
12341 a small wrapper, move all code to ...
12342 (search_type_for_mask_1): ... this new function. Add caching
12343 and adjust recursive calls.
12346 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12347 instead of lookup_type_die (type_main_variant (type)) even for array
12350 PR middle-end/77377
12351 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12352 constant pool reference return x instead of c.
12354 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12356 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12359 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12362 (selftest::test_make_location_nonpure_range_endpoints): Fix
12365 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12367 * diagnostic-show-locus.c
12368 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
12370 (selftest::test_diagnostic_show_locus_one_liner): Call it.
12371 * input.c (get_pure_location): Move to libcpp/line-map.c.
12372 * input.h (get_pure_location): Convert decl to an inline function
12373 calling implementation in libcpp.
12375 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
12378 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
12379 template for intel asm dialect.
12380 (vec_set_hi_<mode><mask_name>): Ditto.
12382 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12384 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
12385 (selftest::fail_formatted): Likewise.
12387 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12389 * input.c (make_location): Call get_start and get_finish
12390 on the endpoints to avoid storing packed ranges or ad-hoc
12392 (selftest::test_make_location_nonpure_range_endpoints): New function.
12393 (selftest::input_c_tests): Call it.
12394 * input.h (get_start): New inline function.
12396 2016-08-29 Tom de Vries <tom@codesourcery.com>
12399 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
12402 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
12404 * Makefile.in (gcov-iov.h): Add dummy recipe.
12406 2016-08-29 Nathan Sidwell <nathan@acm.org>
12408 * config/nvptx/nvptx.c: #include tree-vrp.h.
12410 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
12413 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
12414 HIGH+LO construct during reload.
12416 2016-08-28 Tom de Vries <tom@codesourcery.com>
12419 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
12420 'sysv_abi va_list' attribute.
12421 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
12422 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
12425 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12427 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
12428 * emit-rtl.c (unshare_all_rtl_1): Adjust.
12429 (unshare_all_rtl_again): Likewise.
12430 * function.c (assign_stack_local_1): Likewise.
12431 (assign_stack_temp_for_type): Likewise.
12433 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12435 * cfgbuild.c (make_edges): Adjust.
12436 * cfgrtl.c (can_delete_label_p): Likewise.
12437 * dwarf2cfi.c (create_trace_edges): Likewise.
12438 * except.c (sjlj_emit_dispatch_table): Likewise.
12439 * function.h (struct expr_status): make x_forced_labels a vector.
12440 * jump.c (rebuild_jump_labels_1): Adjust.
12441 * reload1.c (set_initial_label_offsets): Likewise.
12442 * stmt.c (force_label_rtx): Likewise.
12443 (expand_label): Likewise.
12445 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12447 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
12449 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
12451 PR tree-optimization/71077
12452 PR tree-optimization/68542
12453 * fold-const.c (fold_relational_const): Fix folding of
12454 VECTOR_CST comparisons that have a scalar boolean result type.
12455 (selftest::test_vector_folding): New static function.
12456 (selftest::fold_const_c_tests): Call it.
12458 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
12460 * doc/extend.texi (SPU Built-in Functions): Remove stale
12461 references to material formerly at IBM and Sony.
12463 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
12466 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
12468 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12470 * diagnostic-show-locus.c
12471 (selftest::test_fixit_consolidation): New function.
12472 (selftest::diagnostic_show_locus_c_tests): Call it.
12473 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
12474 constructor based on source_range.
12476 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12478 * diagnostic-color.c (color_dict): Add "fixit-insert" and
12480 (parse_gcc_colors): Update description of default GCC_COLORS.
12481 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
12482 (colorizer::set_fixit_insert): New method.
12483 (colorizer::set_fixit_delete): New method.
12484 (colorizer::get_color_by_name): New method.
12485 (colorizer::STATE_FIXIT_INSERT): New constant.
12486 (colorizer::STATE_FIXIT_DELETE): New constant.
12487 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
12488 fields in favor of new field "m_stop_color". Add fields
12489 "m_fixit_insert" and "m_fixit_delete".
12490 (colorizer::colorizer): Update for above changes. Replace
12491 colorize_start calls with calls to get_color_by_name.
12492 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
12493 STATE_FIXIT_DELETE. Update for field renamings.
12494 (colorizer::finish_state): Simplify by using m_stop_color,
12495 rather than multiple identical "*_ce" fields.
12496 (colorizer::get_color_by_name): New method.
12497 (layout::print_any_fixits): Print insertions and replacements
12498 using the "fixit-insert" color, and deletions using the
12499 "fixit-delete" color.
12500 * doc/invoke.texi (-fdiagnostics-color): Update description of
12501 default GCC_COLORS, and of the supported capabilities.
12503 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
12505 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
12506 current_function_static_stack_size variable with the static
12507 stack frame size of the current function when
12508 flag_stack_usage_info is enabled.
12510 2016-08-26 Nathan Sidwell <nathan@acm.org>
12512 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
12513 assignment inside if condition.
12515 2016-08-26 Richard Biener <rguenther@suse.de>
12517 PR tree-optimization/69047
12518 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
12519 extracts similar to what FRE does.
12520 (non_rewritable_mem_ref_base): Likewise.
12522 2016-08-26 Joseph Myers <joseph@codesourcery.com>
12524 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
12525 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
12526 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12527 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12528 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
12530 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12531 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12532 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12533 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
12534 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12536 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12539 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
12540 reservation duration to 15 cycles.
12541 (cortex_a8_vfp_macs): Likewise.
12542 (cortex_a8_vfp_macd): Likewise.
12543 (cortex_a8_vfp_divs): Likewise.
12544 (cortex_a8_vfp_divd): Likewise.
12546 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12548 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
12549 (aarch_macro_fusion_pair_p): Use above to avoid early return.
12551 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12552 Martin Jambhor <mjambor@suse.cz>
12554 * common.opt: New option -fipa-bit-cp.
12555 * doc/invoke.texi: Document -fipa-bit-cp.
12556 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
12557 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
12558 * tree-ssa-ccp.h: New header file.
12559 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
12560 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
12561 Replace all occurences of tree parameter by two new params: signop, int.
12562 (bit_value_unop_1): Change to bit_value_unop and export it.
12563 Replace all occurences of tree parameter by two new params: signop,
12565 (bit_value_binop): Change call from bit_value_binop_1 to
12567 (bit_value_assume_aligned): Likewise.
12568 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
12569 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
12571 (ccp_finalize): Skip processing if val->mask == 0.
12572 * ipa-cp.c: Include tree-ssa-ccp.h
12573 (ipcp_bits_lattice): New class.
12574 (ipcp_param_lattice (bits_lattice): New member.
12575 (print_all_lattices): Call ipcp_bits_lattice::print.
12576 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
12577 (initialize_node_lattices): Likewise.
12578 (propagate_bits_accross_jump_function): New function.
12579 (propagate_constants_accross_call): Call
12580 propagate_bits_accross_jump_function.
12581 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
12582 (ipcp_store_bits_results): New function.
12583 (ipcp_driver): Call ipcp_store_bits_results.
12584 * ipa-prop.h (ipa_bits): New struct.
12585 (ipa_jump_func): Add new member bits of type ipa_bits.
12586 (ipa_param_descriptor): Change decl to decl_or_type.
12587 (ipa_get_param): Change decl to decl_or_type and assert on
12589 (ipa_get_type): New function.
12590 (ipcp_transformation_summary): New member bits.
12591 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
12592 (ipa_populate_param_decls): Likewise.
12593 (ipa_dump_param): Likewise.
12594 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
12596 (ipa_set_jf_unknown): Set ipa_bits::known to false.
12597 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
12599 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
12600 (ipa_write_jump_function): Add streaming for ipa_bits.
12601 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
12602 (write_ipcp_transformation_info): Add streaming for ipa_bits
12603 summary for ltrans.
12604 (read_ipcp_transfomration_info): Add support for reading streamed
12606 (ipcp_update_bits): New function.
12607 (ipcp_transform_function): Call ipcp_update_bits.
12609 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
12611 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
12612 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
12614 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
12616 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
12618 2016-08-25 Richard Biener <rguenther@suse.de>
12620 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
12621 Only add locations in late dwarf.
12622 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
12623 (dwarf2out_early_finish): But do it here.
12625 2016-08-24 Michael Collison <michael.collison@linaro.org>
12626 Michael Collison <michael.collison@arm.com>
12628 * config/arm/arm-modes.def: Add new condition code mode CC_V
12629 to represent the overflow bit.
12630 * config/arm/arm.c (maybe_get_arm_condition_code):
12631 Add support for CC_Vmode.
12632 (arm_gen_unlikely_cbranch): New function to generate common
12633 rtl conditional branches for overflow patterns.
12634 * config/arm/arm-protos.h: Add prototype for
12635 arm_gen_unlikely_cbranch.
12636 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
12637 addsi3_compareV_upper): New patterns to support signed
12638 builtin overflow add operations.
12639 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
12640 New patterns to support unsigned builtin add overflow operations.
12641 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
12642 builtin overflow subtract operations,
12643 (usubv<mode>4): New patterns to support unsigned builtin subtract
12644 overflow operations.
12645 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
12646 to support builtin overflow negate operations.
12648 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12651 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12653 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12654 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12657 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12659 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
12660 MULTILIB_OPTIONS should be used. Small wording fixes.
12661 * genmultilib: Memorize set of all option combinations in
12662 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
12663 found in MULTILIB_OPTIONS by checking if option set is listed in
12664 combination_space. Output new and existing error message to stderr.
12666 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12668 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
12669 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
12670 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
12671 (MULTILIB_REUSE): Remove reuse rules for option set including
12672 -mfpu=fp-armv8 and -mfpu=vfpv4
12674 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
12676 * config/arm/t-rtems: Add vfp multilib.
12678 2016-08-23 Ian Lance Taylor <iant@golang.org>
12680 * config/s390/s390.c (s390_asm_file_start): Call
12681 default_file_start.
12683 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12685 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
12686 initialization of all 0's to the 0 constant, instead of directly
12687 generating XOR. Add support for V4SImode vector initialization on
12688 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
12689 initialization. Change variables used in V4SFmode vector
12690 intialization. For V4SFmode vector splat on ISA 3.0, make sure
12691 any memory addresses are in index form. Add support for using
12692 VSPLTH/VSPLTB to initialize vector short and vector char vectors
12693 with all of the same element.
12694 (regno_or_subregno): New helper function to return a register
12695 number for either REG or SUBREG.
12696 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
12697 Use regno_or_subregno where possible.
12698 (rs6000_split_v4si_init_di_reg): New helper function to build up a
12699 DImode value from two SImode values in order to generate V4SImode
12700 vector initialization on 64-bit systems with direct move.
12701 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
12703 (rtx_is_swappable_p): V4SImode vector initialization insn is not
12705 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
12707 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
12708 attributes to initialize V8HImode and V16QImode vectors with the
12710 (VSX_SPLAT_COUNT): Likewise.
12711 (VSX_SPLAT_SUFFIX): Likewise.
12712 (UNSPEC_VSX_VEC_INIT): New unspec.
12713 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
12714 Allow SFmode values to come from Altivec registers.
12715 (vsx_init_v4si): New insn/split for V4SImode vector initialization
12716 on 64-bit systems with direct move.
12717 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
12718 vector initializations, to allow V4SImode vector initializations
12719 on 64-bit systems with direct move.
12720 (vsx_splat_v4si): Likewise.
12721 (vsx_splat_v4si_di): Likewise.
12722 (vsx_splat_v4sf): Likewise.
12723 (vsx_splat_v4sf_internal): Likewise.
12724 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
12726 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
12727 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
12728 initializing V8HImode and V16QImode vectors with the same
12730 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
12731 optimization if -maltivec=be.
12733 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
12735 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
12736 attribute for alternatives 3 and 4.
12738 2016-08-23 David Malcolm <dmalcolm@redhat.com>
12740 * selftest.c (selftest::assert_str_contains): New function.
12741 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
12742 * selftest.h (selftest::assert_str_contains): New decl.
12743 (ASSERT_STR_CONTAINS): New macro.
12745 2016-08-23 Richard Biener <rguenther@suse.de>
12747 PR tree-optimization/77286
12748 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
12750 (vect_transform_loop): Split exit edges of loop and scalar
12751 loop if required and at the appropriate time.
12753 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12755 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12756 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12758 Correct a typo in a comment.
12760 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12762 * config/s390/s390.md ("*andc_split"): New splitter for and with
12765 2016-08-23 Richard Biener <rguenther@suse.de>
12767 PR tree-optimization/27336
12768 * tree-vrp.c (infer_value_range): Handle stmts that can throw
12769 by looking for a non-EH edge.
12770 (process_assert_insertions_for): Likewise.
12772 2016-08-23 Richard Biener <rguenther@suse.de>
12774 PR middle-end/77305
12775 * statistics.c (statistics_counter_event): Robustify against
12778 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12780 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
12781 for targets amdfam10 and barcelona.
12783 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
12785 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
12786 (zero_extend<mode>di2): Ditto.
12787 (*zero_extend<mode>si2): Ditto.
12788 (*zero_extendqihi2): Ditto.
12790 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12792 PR middle-end/77269
12793 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
12794 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
12796 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
12798 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
12799 identical consecutive elements.
12800 [SSA_NAME]: Print the name's def stmt on its own line. When printing
12801 the node's def stmt, avoid printing an unwanted trailing newline by
12802 replacing the call to print_gimple_stmt() with its inlined body and
12803 adjusting it to not set pp_needs_newline and to call pp_flush()
12804 instead of pp_newline_and_flush().
12806 2016-08-22 Joseph Myers <joseph@codesourcery.com>
12808 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
12809 (float32_type_node, float64_type_node, float32x_type_node)
12810 (float128x_type_node): New macros.
12811 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
12812 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
12813 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
12814 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
12815 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
12816 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
12817 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
12818 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
12819 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
12820 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
12821 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
12822 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
12823 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
12824 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
12825 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
12826 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
12827 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
12828 (copysign, fabs, huge_val, inf, nan, nans): Use it.
12829 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
12831 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
12832 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
12833 * doc/extend.texi (Other Builtins): Document these built-in
12835 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
12838 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
12840 * doc/install.texi (Binaries): www.opencsw.org now uses https.
12842 2016-08-22 Richard Biener <rguenther@suse.de>
12844 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
12846 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
12849 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
12850 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
12851 non-SSE2 athlons only, otherwise prefer SSE prefetches.
12853 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12855 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
12856 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
12857 (vrp_visit_switch_stmt): Likewise.
12858 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
12859 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
12860 (vrp_visit_stmt): Use extract_range_from_stmt.
12861 (vrp_visit_phi_node): Use extract_range_from_phi_node.
12863 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12865 * Makefile.in: Add tree-vrp.h to GTFILES.
12866 * gengtype.c (open_base_files): Add tree-vrp.h.
12867 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
12868 * builtins.c: Likewise.
12869 * fold-const.c: Likewise.
12870 * gimple-builder.c: Likewise.
12871 * gimple-laddress.c: Likewise.
12872 * hsa-gen.c: Likewise.
12873 * internal-fn.c: Likewise.
12875 * targhooks.c: Liewise,
12876 * tree-ssa-address.c: Likewise.
12877 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
12878 * tree-vrp.c (struct value_range): Move to tree-vrp.h
12879 * tree-vrp.h: New file.
12881 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12883 PR tree-optimization/61839
12884 * tree-vrp.c (two_valued_val_range_p): New.
12885 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
12886 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
12887 Also Convert VAR BINOP CST where VAR is two-valued to
12888 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
12890 2016-08-19 David Malcolm <dmalcolm@redhat.com>
12892 * diagnostic-show-locus.c
12893 (layout::annotation_line_showed_range_p): New method.
12894 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
12895 Reimplement case fixit_hint::REPLACE to cover removals, and
12896 replacements where the range of the replacement isn't one
12897 of the ranges in the rich_location.
12898 (test_one_liner_fixit_replace): Likewise.
12899 (selftest::test_one_liner_fixit_replace_non_equal_range): New
12901 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
12903 (selftest::test_diagnostic_show_locus_one_liner): Call the new
12905 * diagnostic.c (print_parseable_fixits): Remove case
12906 fixit_hint::REMOVE.
12908 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
12911 * config/i386/i386.c (ix86_option_override_internal): Remove
12912 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
12913 Enable SSE prefetch also for TARGET_PREFETCHWT1.
12914 Do not try to enable TARGET_PRFCHW ISA flag here.
12915 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
12916 Rewrite expander function body.
12917 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
12919 2016-08-19 Joseph Myers <joseph@codesourcery.com>
12922 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
12923 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
12924 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
12925 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
12926 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
12927 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
12928 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
12929 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
12930 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
12932 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
12934 (struct floatn_type_info): New structure type.
12935 (floatn_nx_types): New variable declaration.
12936 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
12937 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
12938 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
12939 * tree.c (floatn_nx_types): New variable.
12940 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
12941 corresponding complex types.
12942 * target.def (floatn_mode): New hook.
12943 * targhooks.c: Include "real.h".
12944 (default_floatn_mode): New function.
12945 * targhooks.h (default_floatn_mode): New prototype.
12946 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
12948 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
12949 effective-target and dg-add-options keywords.
12950 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
12951 Document new effective-target keywords.
12952 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
12953 * doc/tm.texi: Regenerate.
12954 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
12955 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
12956 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
12958 * real.h (struct real_format): Add field ieee_bits.
12959 * real.c (ieee_single_format, mips_single_format)
12960 (motorola_single_format, spu_single_format, ieee_double_format)
12961 (mips_double_format, motorola_double_format)
12962 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
12963 (ieee_extended_intel_128_format)
12964 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
12965 (mips_extended_format, ieee_quad_format, mips_quad_format)
12966 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
12967 (decimal_double_format, decimal_quad_format, ieee_half_format)
12968 (arm_half_format, real_internal_format: Initialize ieee_bits
12970 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
12971 float128_type_node. Set float80_type_node to float64x_type_node
12972 if appropriate and long_double_type_node not appropriate.
12973 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
12974 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
12975 Initialize ieee_bits field.
12976 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
12977 (rs6000_init_builtins): Set ieee128_float_type_node to
12978 float128_type_node.
12979 (rs6000_floatn_mode): New function.
12981 2016-08-19 Jakub Jelinek <jakub@redhat.com>
12983 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
12984 _rdseed64_step): Uglify argument names and/or local variable names
12985 in inline functions.
12986 * config/i386/rtmintrin.h (_xabort): Likewise.
12987 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
12988 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
12989 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
12990 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
12991 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
12992 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
12993 _mm_maskz_ternarylogic_epi32): Likewise.
12994 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
12995 __lwpins32, __lwpins64): Likewise.
12996 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
12997 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
12998 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
12999 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
13000 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
13001 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
13002 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
13003 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
13004 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
13005 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
13006 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
13007 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
13008 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
13009 _mm256_mask_i64gather_epi32): Likewise.
13010 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13011 * config/i386/ia32intrin.h (__writeeflags): Likewise.
13012 * config/i386/pkuintrin.h (_wrpkru): Likewise.
13013 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
13014 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
13015 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
13016 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
13017 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
13018 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
13019 _mm512_mask_prefetch_i64scatter_ps): Likewise.
13020 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13021 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
13022 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
13023 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
13024 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
13025 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
13026 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
13027 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
13029 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
13031 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
13032 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
13034 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
13035 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
13037 (_rdpkru_u32): Add space after function name.
13039 * config/i386/t-i386 (i386-c.o): Don't depend on
13040 i386-builtin-types.inc.
13041 (i386.o): Depend on i386-builtin-types.inc.
13043 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
13046 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
13047 Use const_vec_duplicate to check for duplicated elements.
13049 2016-08-19 Richard Biener <rguenther@suse.de>
13051 PR tree-optimization/77290
13052 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13053 Fix flag_tree_parallelize_loops check.
13055 2016-08-19 Richard Biener <rguenther@suse.de>
13057 * match.pd (x | 0 -> x): Add.
13059 2016-08-19 Richard Biener <rguenther@suse.de>
13061 PR tree-optimization/77286
13062 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13063 Deal with virtual PHIs being out-of-order.
13065 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13067 * doc/invoke.texi (fverbose-asm): Note that source code lines
13068 are emitted, and provide an example.
13069 * final.c (asm_show_source): New function.
13070 (final_scan_insn): Call asm_show_source.
13072 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13074 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
13075 param with diagnostic_kind.
13076 (class colorizer): Similarly replace field m_diagnostic with
13078 (colorizer::colorizer): Replace diagnostic
13079 param with diagnostic_kind.
13080 (colorizer::begin_state): Update for above field change.
13081 (layout::layout): Replace diagnostic param with rich_location *
13082 and diagnostic_kind.
13083 (diagnostic_show_locus): Replace diagnostic param with richloc
13084 and diagnostic_kind.
13085 (class selftest::test_diagnostic_context): New class.
13086 (selftest::test_diagnostic_show_locus_unknown_location): New
13088 (selftest::test_one_liner_simple_caret): New function.
13089 (selftest::test_one_liner_caret_and_range): New function.
13090 (selftest::test_one_liner_multiple_carets_and_ranges): New
13092 (selftest::test_one_liner_fixit_remove): New function.
13093 (selftest::test_one_liner_fixit_replace): New function.
13094 (selftest::test_diagnostic_show_locus_one_liner): New function.
13095 (selftest::diagnostic_show_locus_c_tests): Call the new test
13097 * diagnostic.c (diagnostic_initialize): Initialize
13098 colorize_source_p, show_ruler_p and parseable_fixits_p.
13099 (default_diagnostic_finalizer): Update for change to
13100 diagnostic_show_locus.
13101 (diagnostic_append_note): Likewise.
13102 * diagnostic.h (diagnostic_show_locus): Replace
13103 const diagnostic_info * param with location * and diagnostic_t.
13105 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13107 * input.c (saved_line_table): New global.
13108 (class selftest::temp_line_table): Rename to line_table_test and
13109 move declaration to selftest.h, and drop field m_old_line_table.
13110 (selftest::temp_line_table::temp_line_table): Rename ctor to...
13111 (selftest::line_table_test::line_table_test): ...this. Add a
13112 default ctor. Store current value of line_table within
13114 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
13115 (selftest::line_table_test::~line_table_test): ...this, and
13116 restore line_table from the saved_line_table, rather than
13118 (selftest::test_accessing_ordinary_linemaps): Update for above
13120 (selftest::test_lexer): Likewise.
13121 (struct selftest::lexer_test): Likewise.
13122 (selftest::lexer_test::lexer_test): Likewise.
13123 (selftest::input_c_tests): Move the looping over test cases from
13125 (selftest::for_each_line_table_case): New function.
13126 * input.h (saved_line_table): New decl.
13127 * selftest.h (struct selftest::line_table_case): New forward decl.
13128 (class selftest::line_table_test): New class, moved here from
13129 selftest::temp_line_table in input.c, and renamed.
13130 (selftest::for_each_line_table_case): New decl.
13132 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
13135 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
13137 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
13139 PR middle-end/70895
13140 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
13141 enclosing parallel construct for reduction variables on OpenACC loop
13144 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
13146 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
13147 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
13149 (function_to_dwarf_procedure): Update comment.
13151 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13153 * input.c (diagnostics_file_cache_forcibly_evict_file): New
13155 * input.h (diagnostics_file_cache_forcibly_evict_file): New
13157 * selftest.c (selftest::temp_source_file::~temp_source_file):
13158 Evict m_filename from the diagnostic file cache.
13160 2016-08-18 Richard Biener <rguenther@suse.de>
13162 * tree-pass.h (make_pass_materialize_all_clones): Declare.
13163 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
13164 make_pass_materialize_all_clones): New simple IPA pass encapsulating
13165 clone materialization.
13166 * passes.def (all_late_ipa_passes): Start with
13167 pass_materialize_all_clones.
13168 * cgraphunit.c (symbol_table::compile): Remove call to
13169 materialize_all_clones.
13170 * tree-into-ssa.c: Include statistics.h.
13171 (update_ssa): Count number of times we do incremental/rewrite
13174 2016-08-18 Richard Biener <rguenther@suse.de>
13176 PR tree-optimization/77282
13177 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13178 When doing auto-parallelizing also prevent use of PHIs that
13179 carry dependences across loop backedges.
13181 2016-08-18 Tamar Christina <tamar.christina@arm.com>
13182 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13184 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
13186 2016-08-18 Richard Biener <rguenther@suse.de>
13188 * ssa-iterators.h (ssa_vuse_operand): New inline.
13189 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
13190 (predicate_all_scalar_phis): Use remove_phi_node to remove
13191 phi nodes predicated. Delay removing virtual PHIs.
13192 (predicate_mem_writes): Update virtual operands.
13193 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
13194 (tree_if_conversion): Do not rewrite virtual SSA form.
13195 * tree-phinodes.c (release_phi_node): Make static.
13196 * tree-phinodes.h (release_phi_node): Remove.
13198 2016-08-18 Jakub Jelinek <jakub@redhat.com>
13200 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
13201 codes that appear in bdesc_* arrays, instead include i386-builtin.def
13202 twice to define those.
13203 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
13204 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
13205 bdesc_multi_arg): Define by including i386-builtin.def the third time.
13206 * config/i386/i386-builtin.def: New file.
13208 2016-08-17 David Malcolm <dmalcolm@redhat.com>
13210 * input.c (get_source_range_for_char): Rename to...
13211 (selftest::get_source_range_for_char): ...this, and move within
13212 the #if CHECKING_P guard.
13213 (get_num_source_ranges_for_substring): Rename to...
13214 (selftest::get_num_source_ranges_for_substring): ...this, move
13215 within the #if CHECKING_P guard, and make static.
13216 (selftest::assert_num_substring_ranges): Initialize
13219 2016-08-18 Alan Modra <amodra@gmail.com>
13221 PR rtl-optimization/72771
13222 * reload.c (find_reloads): Don't assume that a subreg mem is OK
13223 when find_reloads_toplev returns address_reloaded==-1.
13224 (alternative_allows_const_pool_ref): Update comment.
13226 2015-08-17 Alan Hayward <alan.hayward@arm.com>
13228 PR tree-optimization/71752
13229 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
13230 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
13232 2016-08-17 Jakub Jelinek <jakub@redhat.com>
13234 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
13235 instead of testing ECF_NORETURN bit in gimple_call_flags.
13236 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
13237 * predict.c (tree_bb_level_predictions): Likewise.
13238 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
13240 PR middle-end/77259
13241 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
13242 turning a call into __builtin_unreachable-like noreturn call, adjust
13243 gimple_call_set_fntype.
13244 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
13245 gimple_call_fntype has void return type.
13247 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
13249 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
13250 maybe_lookup_decl, to handle nested acc loop directives.
13252 2016-08-17 Richard Biener <rguenther@suse.de>
13254 PR tree-optimization/76490
13255 * tree-vrp.c (update_value_range): Preserve overflow infinities
13256 when intersecting with ranges from get_range_info.
13257 (operand_less_p): Handle overflow infinities correctly.
13258 (value_range_constant_singleton): Use vrp_operand_equal_p
13259 to handle overflow max/min correctly.
13260 (vrp_valueize): Likewise.
13261 (union_ranges): Likewise.
13262 (intersect_ranges): Likewise.
13263 (vrp_visit_phi_node): Improve iteration limitation to only
13264 apply when we'll possibly re-visit the PHI via a changed argument
13267 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
13269 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
13270 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13271 rather than those that should not be built.
13273 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13276 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13278 2016-08-17 Richard Biener <rguenther@suse.de>
13280 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13281 (verify_vssa): New function verifying virtual SSA form.
13282 (verify_ssa): Call it.
13283 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13284 Do not apply loop-closed SSA handling to virtuals.
13285 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13286 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13287 when rewriting their symbol.
13288 (prepare_def_site_for): Likewise.
13289 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13290 operands of moved stmts.
13292 2016-08-17 Richard Biener <rguenther@suse.de>
13294 PR tree-optimization/23855
13295 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13296 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13297 find guards to hoist. Do not update SSA form but rewrite virtuals
13298 into loop closed SSA.
13299 (find_loop_guard): Adjust to skip already hoisted guards. Do
13300 not mark virtuals for renaming or update SSA form.
13302 2016-08-17 Martin Liska <mliska@suse.cz>
13304 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13305 a LONG_LONG_TYPE_SIZE comparison.
13306 * gcov-io.h: Remove macro definitions.
13307 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13308 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13311 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13313 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13314 that builtins not mentioned in bdesc_* arrays come first, then
13315 the ones mentioned in bdesc_* arrays in the order they appear in
13316 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13317 IX86_BUILTIN__BDESC_*_LAST enumerator.
13318 (bdesc_mpx): Fix up a comment typo.
13319 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13320 __builtin_ia32_vpcomneu[bwdq] builtins.
13321 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13322 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13323 enum ix86_builtins ordering.
13324 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13325 for direct bdesc_* array member access instead of searching all the
13326 arrays until an fcode match is found.
13328 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13330 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13331 pattern as define_insn_and_split. Split insn before reload to
13333 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13334 <shift_insn><mode>3_1.
13335 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13336 <rotate_insn><mode>3_1.
13338 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13341 * input.c (get_source_range_for_substring): Rename to...
13342 (get_source_location_for_substring): ...this, adding param
13343 "caret_idx", and converting output param from source_range * to
13345 (get_source_range_for_char): New function.
13346 (get_num_source_ranges_for_substring): Update comment to reflect
13348 (assert_char_at_range): Update to use get_source_range_for_char
13349 rather than get_source_range_for_substring.
13350 (test_lexer_string_locations_concatenation_2): Likewise.
13351 * substring-locations.h (get_source_range_for_substring): Rename
13353 (get_source_location_for_substring): ...this, and adding param
13354 "caret_idx", and converting output param from source_range * to
13357 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13359 * input.c (class selftest::temp_source_file): Move to
13361 (selftest::temp_source_file::temp_source_file): Move to
13363 (selftest::temp_source_file::~temp_source_file): Likewise.
13364 * selftest.c (selftest::temp_source_file::temp_source_file): Move
13366 (selftest::temp_source_file::~temp_source_file): Likewise.
13367 * selftest.h (class selftest::temp_source_file): Move here from
13370 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13373 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
13374 inlining, add cgraph edge for the added __builtin_unreachable call.
13376 PR middle-end/67485
13377 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
13378 only cast it to SHWI for the final comparison.
13380 2016-08-16 Martin Liska <mliska@suse.cz>
13382 PR gcov-profile/36412
13383 * doc/gcov.texi: Document --hash-filenames(-x).
13384 * gcov.c (print_usage): Add the option.
13385 (process_args): Process the option, sort options alphabetically.
13386 (md5sum_to_hex): New function.
13387 (make_gcov_file_name): Do the md5sum and append it to a
13390 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13392 PR tree-optimization/69848
13393 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
13394 and swtich operands to avoid additional NOT instruction.
13395 (vcond<v_cmp_mixed><mode>): Ditto.
13396 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13398 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
13400 * doc/install.texi (*-*-solaris2*): Adjust latest change.
13402 2016-08-16 Richard Biener <rguenther@suse.de>
13404 PR tree-optimization/76783
13405 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
13406 BB visited flags at start.
13408 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13410 PR tree-optimization/72817
13411 PR tree-optimization/73450
13412 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
13413 multiple_of_p for adjusted IV.base.
13415 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
13418 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
13419 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
13420 for !flag_finite_math_only or flag_signed_zeros.
13421 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
13422 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
13423 depend on flag_finite_math_only.
13424 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
13426 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
13427 (*ieee_smin<mode>3): Ditto.
13428 (*ieee_smax<mode>3): Ditto.
13429 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
13430 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
13432 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
13433 depend on flag_finite_math_only.
13434 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
13435 (*mmx_<code>v2sf3): Remove.
13436 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
13437 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
13438 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
13440 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
13442 PR rtl-optimization/73650
13443 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
13444 it is not a simple move.
13446 2016-08-15 Martin Liska <mliska@suse.cz>
13449 * gcc.c (do_spec_1): Call save_string with the right size.
13450 (save_string): Do an assert about string we copy.
13452 2016-08-15 Richard Biener <rguenther@suse.de>
13454 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
13455 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
13457 (pass_data_stv): Likewise.
13459 2016-08-15 Richard Biener <rguenther@suse.de>
13461 PR tree-optimization/73434
13462 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
13463 TBAA info on the base when forwarding a non-invariant address.
13465 2016-08-15 Jakub Jelinek <jakub@redhat.com>
13467 * dwarf2out.c (struct checksum_attributes): Add
13468 at_string_length_bit_size and at_string_length_byte_size fields.
13469 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
13470 and DW_AT_string_length_byte_size.
13471 (die_checksum_ordered): Handle at_string_length_bit_size and
13472 at_string_length_byte_size.
13473 (gen_array_type_die): For dwarf_version >= 5 emit
13474 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13475 (adjust_string_types): For dwarf_version >= 5 remove
13476 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13477 (resolve_addr): Likewise.
13480 * dwarf2out.c (string_types): New variable.
13481 (gen_array_type_die): Change early_dwarf handling of
13482 DW_AT_string_length, create DW_OP_call4 referencing the
13483 length var temporarily. Handle parameters that are pointers
13485 (adjust_string_types): New function.
13486 (gen_subprogram_die): Temporarily set string_types to local var,
13487 call adjust_string_types if needed.
13488 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
13490 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
13492 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
13494 * doc/install.texi (*-*-solaris2*): Fix version number and document
13495 requirement on GNU make for building libjava with the Solaris linker.
13497 2016-08-15 Martin Liska <mliska@suse.cz>
13498 Jakub Jelinek <jakub@redhat.com>
13500 PR tree-optimization/72824
13501 * tree-loop-distribution.c (const_with_all_bytes_same)
13502 <case VECTOR_CST>: Fix a typo.
13504 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
13507 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
13508 Renamed from _mm512_undefined_si512.
13509 (_mm_undefined_si512): New definition.
13511 2016-08-13 Richard Biener <rguenther@suse.de>
13513 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
13514 into PHIs and update the lattice for its def.
13516 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13519 * ubsan.c (instrument_si_overflow): Pass true instead of false
13521 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
13522 of bbs. Return TODO_cleanup_cfg if any returned true.
13524 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13526 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
13527 ISA 3.0 MTVSRDD instruction.
13528 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
13531 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
13533 PR tree-optimization/71083
13534 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
13535 bitfield access when possible.
13537 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
13539 PR middle-end/71654
13540 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
13541 sign-changing cast from a shorter unsigned type to a wider
13544 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13546 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
13547 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
13548 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
13550 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13552 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
13553 Correct costs for vec_construct.
13555 2016-08-12 Bin Cheng <bin.cheng@arm.com>
13557 PR tree-optimization/69848
13558 * tree-vectorizer.h (enum vect_def_type): New condition reduction
13559 type CONST_COND_REDUCTION.
13560 * tree-vect-loop.c (vectorizable_reduction): Support new condition
13561 reudction type CONST_COND_REDUCTION.
13563 2016-08-12 Richard Biener <rguenther@suse.de>
13565 PR tree-optimization/57326
13566 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
13567 returning an SSA name.
13568 (phi_translate_1): When fully_constant_expression returns a NAME
13569 make sure we have a leader for it.
13571 2016-08-12 Martin Liska <mliska@suse.cz>
13572 Adam Fineman <afineman@afineman.com>
13574 * gcov.c (process_file): Create .gcov file when .gcda
13577 2016-08-12 Marek Polacek <polacek@redhat.com>
13580 * alias.c (find_base_value): Adjust fall through comment.
13581 * cfgexpand.c (expand_debug_expr): Likewise.
13582 * combine.c (find_split_point): Likewise.
13583 (expand_compound_operation): Likewise. Add FALLTHRU.
13584 (make_compound_operation): Adjust fall through comment.
13585 (canon_reg_for_combine): Add FALLTHRU.
13586 (force_to_mode): Adjust fall through comment.
13587 (simplify_shift_const_1): Likewise.
13588 (simplify_comparison): Likewise.
13589 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
13591 * config/aarch64/predicates.md: Likewise.
13592 * config/i386/i386.c (function_arg_advance_32): Likewise.
13593 (ix86_gimplify_va_arg): Likewise.
13594 (print_reg): Likewise.
13595 (ix86_print_operand): Likewise.
13596 (ix86_build_const_vector): Likewise.
13597 (ix86_expand_branch): Likewise.
13598 (ix86_sched_init_global): Adjust fall through comment.
13599 (ix86_expand_args_builtin): Add FALLTHRU.
13600 (ix86_expand_builtin): Likewise.
13601 (ix86_expand_vector_init_one_var): Likewise.
13602 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
13603 (rs6000_adjust_cost): Likewise.
13604 (insn_must_be_first_in_group): Likewise.
13605 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
13606 * dbxout.c (dbxout_symbol): Adjust fall through comment.
13607 * df-scan.c (df_uses_record): Likewise.
13608 * dojump.c (do_jump): Add FALLTHRU.
13609 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
13611 (resolve_args_picking_1): Adjust fall through comment.
13612 (loc_list_from_tree_1): Likewise.
13613 * expmed.c (make_tree): Likewise.
13614 * expr.c (expand_expr_real_2): Add FALLTHRU.
13615 (expand_expr_real_1): Likewise. Adjust fall through comment.
13616 * fold-const.c (const_binop): Adjust fall through comment.
13617 (fold_truth_not_expr): Likewise.
13618 (fold_cond_expr_with_comparison): Add FALLTHRU.
13619 (fold_binary_loc): Likewise.
13620 (contains_label_1): Adjust fall through comment.
13621 (multiple_of_p): Likewise.
13622 * gcov-tool.c (process_args): Add FALLTHRU.
13623 * genattrtab.c (check_attr_test): Likewise.
13624 (write_test_expr): Likewise.
13625 * genconfig.c (walk_insn_part): Likewise.
13626 * genpreds.c (validate_exp): Adjust fall through comment.
13627 (needs_variable): Likewise.
13628 * gensupport.c (get_alternatives_number): Add FALLTHRU.
13629 (subst_dup): Likewise.
13630 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
13631 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
13632 (gimplify_scan_omp_clauses): Add FALLTHRU.
13633 (goa_stabilize_expr): Likewise.
13634 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
13636 * hsa-gen.c (get_address_from_value): Likewise.
13637 * ipa-icf.c (sem_function::hash_stmt): Likewise.
13638 * ira.c (ira_setup_alts): Add FALLTHRU.
13639 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
13641 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
13642 * opts.c (common_handle_option): Likewise.
13643 * read-rtl.c (read_rtx_code): Likewise.
13644 * real.c (round_for_format): Likewise.
13645 * recog.c (asm_operand_ok): Likewise.
13646 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
13647 * reload1.c (set_label_offsets): Likewise.
13648 (eliminate_regs_1): Likewise.
13649 (reload_reg_reaches_end_p): Likewise.
13650 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
13651 (rtx_cost): Likewise.
13652 * sched-rgn.c (is_exception_free): Likewise.
13653 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
13654 * stor-layout.c (int_mode_for_mode): Likewise.
13655 * toplev.c (print_to_asm_out_file): Likewise.
13656 (print_to_stderr): Likewise.
13657 * tree-cfg.c (gimple_verify_flow_info): Likewise.
13658 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
13659 (chrec_fold_multiply): Likewise.
13660 (evolution_function_is_invariant_rec_p): Likewise.
13661 (for_each_scev_op): Likewise.
13662 * tree-data-ref.c (siv_subscript_p): Likewise.
13663 (get_references_in_stmt): Likewise.
13664 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
13665 (substitute_in_expr): Likewise.
13666 (type_cache_hasher::equal): Likewise.
13667 (walk_type_fields): Likewise.
13668 * var-tracking.c (adjust_mems): Add FALLTHRU.
13669 (set_dv_changed): Adjust fall through comment.
13670 * varasm.c (default_function_section): Add FALLTHRU.
13672 2016-08-12 Marek Polacek <polacek@redhat.com>
13675 * tree-complex.c (expand_complex_division): Add missing break.
13677 2016-08-12 Richard Biener <rguenther@suse.de>
13679 * passes.c (execute_todo): Do not push/pop TV_TODO.
13680 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
13681 (execute_one_pass): Likewise.
13682 * common.opt (ftime-report-details): New switch.
13683 * doc/invoke.texi (ftime-report-details): Document.
13684 * timevar.h (timer::print_row): Adjust signature.
13685 (timer::all_zero): New static helper.
13686 (timer::child_map_t): New typedef.
13687 (timer::time_var_def): Add children field.
13688 * timevar.c (timer::named_items::print): Adjust.
13689 (timer::~timer): Free timevar recorded children.
13690 (timer::pop_internal): When -ftime-report-details record
13691 time spent in sub-timevars.
13692 (timer::print_row): Adjust.
13693 (timer::print): Print sub-timevar stats, use all_zero.
13694 * timevar.def (TV_TODO): Remove.
13696 2016-08-12 Richard Biener <rguenther@suse.de>
13698 PR tree-optimization/72851
13699 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
13700 worklists to use bitmaps indexed in execution order.
13701 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
13702 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
13703 (cfg_blocks): Make a bitmap.
13704 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
13706 (cfg_blocks_empty_p): Adjust.
13707 (cfg_blocks_add): Likewise.
13708 (cfg_blocks_get): Likewise.
13709 (add_ssa_edge): Likewise.
13710 (add_control_edge): Likewise.
13711 (simulate_stmt): Likewise.
13712 (process_ssa_edge_worklist): Likewise.
13713 (simulate_block): Likewise.
13714 (ssa_prop_init): Compute PRE order and stmt UIDs.
13715 (ssa_prop_fini): Adjust.
13716 (ssa_propagate): Adjust.
13718 2016-08-12 Richard Biener <rguenther@suse.de>
13720 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
13721 the currently executable edges have fixed ranges. Always
13722 go through update_value_range.
13724 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
13728 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
13729 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
13730 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
13731 (LANG_HOOKS_DECLS): Add it.
13732 * langhooks.h (struct lang_hooks_for_decls): Add
13733 function_decl_defaulted. Const_tree-ify
13734 function_decl_explicit_p and function_decl_deleted_p.
13735 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
13736 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
13737 also at strict DWARF v5.
13740 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
13741 TYPE_QUAL_CONST in reference-typed decls.
13744 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
13745 in DW_OP_pieces, just enough to handle pointers to member
13747 (gen_remaining_tmpl_value_param_die_attribute): Use a location
13748 expression on DWARFv5 if a constant value doesn't work.
13750 2016-08-11 David Malcolm <dmalcolm@redhat.com>
13752 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
13753 * selftest.c (selftest::test_assertions): New function.
13754 (selftest::selftest_c_tests): New function.
13755 * selftest.h (selftest::selftest_c_tests): New declaration.
13757 2016-08-11 Richard Biener <rguenther@suse.de>
13758 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13760 PR rtl-optimization/72855
13761 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
13763 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13766 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
13767 (vsx_store_<mode>): Likewise.
13769 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13771 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
13772 TImode CONST_WIDE_INT store.
13773 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
13775 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
13777 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
13778 mode if unaligned SSE load and store are optimal.
13780 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13782 PR tree-optimization/71083
13783 * tree-predcom.c (ref_at_iteration): Correctly align the
13786 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13788 * config/s390/s390-builtin-types.def: Add INT128 types.
13789 * config/s390/s390-builtins.def: Add INT128 variants for the add
13790 sub low-level builtins dealing with TImode.
13791 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
13792 via subreg when expanding a builtin.
13793 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
13794 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
13796 * config/s390/vecintrin.h: Adjust builtin names accordingly.
13797 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
13798 ("vec_addc<mode>", "vec_addc_u128"): Merge to
13799 "vacc<bhfgq>_<mode>".
13800 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
13801 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
13802 ("vec_subc<mode>", "vec_subc_u128"): Merge to
13803 "vscbi<bhfgq>_<mode>".
13804 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
13805 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
13807 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13809 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
13811 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13813 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
13814 unused declaration.
13815 (vcond<v_cmp_mixed><mode>): Ditto.
13816 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13818 2016-08-11 Bin Cheng <bin.cheng@arm.com>
13820 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
13821 variable explicitly, also assert on it before use.
13823 2016-08-11 Richard Biener <rguenther@suse.de>
13825 PR tree-optimization/72772
13826 * cfgloopmanip.c (create_preheader): Use split_edge if there
13827 is a single loop entry, avoiding degenerate PHIs.
13829 2016-08-11 Richard Biener <rguenther@suse.de>
13831 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
13832 unconditional TODO_cleanup_cfg.
13833 (pass_thread_jumps::execute): Initialize loops, perform a CFG
13834 cleanup only if we threaded a jump.
13836 2016-08-11 Alan Modra <amodra@gmail.com>
13839 * lra-constraints.c (simplify_operand_subreg): Allow subreg
13840 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
13841 slow. Emit two reloads for slow mem case, first loading in
13842 fast innermode, then converting to required mode.
13844 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
13846 * config/rs6000/altivec.h (vec_extract_exp): New macro.
13847 (vec_extract_sig): New macro.
13848 (vec_insert_exp): New macro.
13849 (vec_test_data_class): New macro.
13850 (scalar_extract_exp): New macro.
13851 (scalar_extract_sig): New macro.
13852 (scalar_insert_exp): New macro.
13853 (scalar_test_data_class): New macro.
13854 (scalar_test_neg): New macro.
13855 (scalar_cmp_exp_gt): New macro.
13856 (scalar_cmp_exp_lt): New macro.
13857 (scalar_cmp_exp_eq): New macro.
13858 (scalar_cmp_exp_unordered): New macro.
13859 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
13860 to enforce constraint that operand is a 7-bit unsigned literal.
13861 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
13862 for power9 built-ins.
13863 (BU_P9V_VSX_2): Likewise.
13864 (BU_P9V_64BIT_VSX_2): Likewise.
13865 (VSEEDP): Add scalar extract exponent support.
13866 (VSEESP): Add scalar extract signature support.
13867 (VSTDCNDP): Add scalar test negative support.
13868 (VSTDCNSP): Likewise.
13869 (VSIEDP): Add scalar insert exponent support.
13870 (VSCEDPGT): Add scalar compare exponent greater than support.
13871 (VSCEDPLT): Add scalar compare exponent less than support.
13872 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
13873 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
13874 (VSTDCDP): Add scalar test data class support.
13875 (VSTDCSP): Likewise.
13876 (VSEEDP): Add overload support for scalar extract exponent
13878 (VSESDP): Add overload support for scalar extract signature
13880 (VSTDCN): Add overload support for scalar test negative
13882 (VSTDCNDP): Add overload support for scalar test negative
13884 (VSTDCNSP): Add overload support for scalar test negative
13886 (VSIEDP): Add overload support for scalar insert exponent
13888 (VSTDC): Add overload support for scalar test data class
13890 (VSTDCDP): Add overload support for scalar test data class
13892 (VSTDCSP): Add overload support for scalar test data class
13894 (VSCEDPGT): Add overload support for scalar compare exponent
13895 greater than operation.
13896 (VSCEDPLT): Add overload support for scalar compare exponent
13897 less than operation.
13898 (VSCEDPEQ): Add overload support for scalar compare exponent
13899 test-for-equality operation.
13900 (VSCEDPUO): Add overload support for scalar compare exponent
13901 test-for-unordered operation.
13902 (VEEDP): Add vector extract exponent support.
13904 (VESDP): Add vector extract significand support.
13906 (VIEDP): Add vector insert exponent support.
13908 (VTDCDP): Add vector test data class support.
13909 (VTDCSP): Likewise.
13910 (VES): Add overload support for vector extract significand operation.
13913 (VEE): Add overload support for vector extract exponent operation.
13916 (VTDC): Add overload support for vector test data class operation.
13917 (VTDCDP): Likewise.
13918 (VTDCSP): Likewise.
13919 (VIE): Add overload support for vector insert exponent operation.
13922 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13923 overloaded binary floating point functions.
13924 (altivec_resolve_overloaded_builtin): Improve error messages to
13925 distinguish between functions not supported in the current
13926 compiler configuration and functions that were invoked with an
13927 invalid parameter combination, and include the built-in function
13928 name in both error messages.
13929 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
13931 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
13933 (rs6000_expand_binop_builtin): Add check to enforce that argument
13934 2 of the test data class operations is a 7-bit unsigned literal.
13935 (rs6000_invalid_builtin): Add code to issue an error message if a
13936 built-in function that requires the power9_vector and -m32
13937 command-line options is compiled without these options.
13938 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
13939 (UNSPEC_VSX_SXSIGDP): New value.
13940 (UNSPEC_VSX_SXSIGPDP): New value.
13941 (UNSPEC_VSX_SIEXPDP): New value.
13942 (UNSPEC_VSX_SCMPEXPDP): New value.
13943 (UNSPEC_VSX_STSTDC): New value.
13944 (UNSPEC_VSX_VXEXP): New value.
13945 (UNSPEC_VSX_VXSIG): New value.
13946 (UNSPEC_VSX_VIEXP): New value.
13947 (UNSPEC_VSX_VTSTDC): New value.
13948 (xsxexpdp): New insn for scalar extract exponent.
13949 (xsxsigdp): New insn for scalar extract significand.
13950 (xsiexpdp): New insn for scalar insert exponent.
13951 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
13952 (*xscmpexpdp): New insn for scalar compare exponents.
13953 (xststdc<Fvsx): New expansion for both single- and
13954 double-precision scalar test data class operations.
13955 (xststdcneg<Fvsx>): New expansion for both single- and
13956 double-precision scalar test for negative value operations.
13957 (*xststdc<Fvsx>): New insn for scalar test data class
13959 (xvxexp<VSs>): New insn for single- and double-precision
13960 vector extract exponent operation.
13961 (xvxsig<VSs>): New insn for single- and double-precision
13962 vector extract significand operation.
13963 (xviexp<VSs>): New insn for single- and double-precision
13964 vector insert exponent operation.
13965 (xvtstdc<VSs>): New insn for single- and double-precision
13966 vector test data class operation.
13967 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13968 built-in functions to represent the Power9 binary floating-point
13969 support instructions.
13971 2016-08-10 bin cheng <bin.cheng@arm.com>
13973 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
13975 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13976 Renlin Li <renlin.li@arm.com>
13977 Bin Cheng <bin.cheng@arm.com>
13979 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
13980 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
13981 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
13982 (aarch64_vcond_internal<mode><mode>): Delete pattern.
13983 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
13984 (vcond<v_cmp_result><mode>): Ditto.
13985 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
13986 (vcondu<mode><mode>): Ditto.
13987 (vcond<v_cmp_mixed><mode>): New pattern.
13988 (vcondu<mode><v_cmp_mixed>): New pattern.
13989 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
13990 of aarch64_vcond_internal.
13992 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
13993 Renlin Li <renlin.li@arm.com>
13994 Bin Cheng <bin.cheng@arm.com>
13996 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
13997 (vec_cmp<mode><v_cmp_result>): New pattern.
13998 (vec_cmpu<mode><mode>): New pattern.
13999 (vcond_mask_<mode><v_cmp_result>): New pattern.
14001 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14003 PR tree-optimization/71734
14004 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
14005 REF_LOOP, invoke ref_indep_loop_p_1.
14006 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
14007 to ref_indep_loop_p.
14008 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
14009 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
14010 is inside LOOP, do not cache dpendence value for loops with
14012 (ref_indep_loop_p_2): Delete function.
14013 (can_sm_ref_p): Pass LOOP as additional argument to
14016 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
14019 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
14020 being an offsettable address.
14022 2016-08-10 Martin Liska <mliska@suse.cz>
14024 PR gcov-profile/58306
14025 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
14026 atomic variants of profile update functions.
14028 2016-08-10 Martin Liska <mliska@suse.cz>
14030 Cherry picked (and modified) from google-4_7 branch
14031 2012-12-26 Rong Xu <xur@google.com>
14032 * common.opt (fprofile-update): Add new flag.
14033 * coretypes.h: Define enum profile_update.
14034 * doc/invoke.texi: Document -fprofile-update.
14035 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
14036 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
14037 * tree-profile.c (gimple_init_edge_profiler): Generate
14038 also atomic profiler update.
14039 (gimple_gen_edge_profiler): Likewise.
14041 2016-08-10 David Malcolm <dmalcolm@redhat.com>
14043 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
14044 stack_usage_file to NULL after fclose calls.
14046 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14049 * reload.c (push_reload): Compute subreg_in_class for
14050 subregs of constants and plus expressions. Remove special
14051 handling of SYMBOL_REFs.
14053 2016-08-10 Alan Modra <amodra@gmail.com>
14056 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
14057 SImode for TARGET_E500_DOUBLE when given SImode.
14059 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
14061 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
14062 unused variable __O.
14064 2016-08-09 Martin Liska <mliska@suse.cz>
14066 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
14067 _gcov_reset to __gcov_reset.
14068 * doc/gcov-tool.texi: Fix typo.
14070 2016-08-09 Martin Liska <mliska@suse.cz>
14072 * value-prof.c (gimple_divmod_values_to_profile): Do not
14073 instrument MOD histogram if a value is not a SSA name.
14075 2016-08-09 Martin Liska <mliska@suse.cz>
14077 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
14080 2016-08-09 Renlin Li <renlin.li@arm.com>
14082 PR middle-end/64971
14083 * calls.c (prepare_call_address): Convert funexp to Pmode when
14085 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
14086 (sibcall_value): Likewise.
14088 2016-08-09 Marek Polacek <polacek@redhat.com>
14091 * cselib.c (cselib_expand_value_rtx_1): Add return.
14092 * gengtype.c (dbgprint_count_type_at): Likewise.
14093 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
14094 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
14096 2016-08-09 Martin Jambor <mjambor@suse.cz>
14099 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
14100 if instance is a MEM_REF.
14102 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
14105 * config/i386/i386.md (*movtf_internal): Use
14106 lra_in_progress || reload_completed instead of !can_create_pseudo_p
14107 in the insn constraint.
14108 (*movxf_internal): Ditto.
14109 (*movdf_internal): Ditto.
14110 (*movsf_internal): Ditto.
14112 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14114 PR tree-optimization/72772
14115 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14118 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14120 PR tree-optimization/72772
14121 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
14123 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
14124 parameter STOP and update calls. Move expand_simple_operations
14125 function call from here...
14126 (simplify_using_initial_conditions): ...to here. Delete parameter
14128 (tree_simplify_using_condition): Delete parameter STOP.
14129 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
14130 simplify_using_initial_conditions.
14132 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
14135 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
14136 Use create_tmp_var_raw instead of create_tmp_var.
14138 2016-08-09 Richard Biener <rguenther@suse.de>
14140 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
14141 Treat same SSA names related.
14143 2016-08-09 Jakub Jelinek <jakub@redhat.com>
14145 PR tree-optimization/72824
14146 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
14147 real_zerop is not negative.
14149 2016-08-09 Richard Biener <rguenther@suse.de>
14151 PR tree-optimization/71802
14152 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
14153 all merge opportunities with the predecessor.
14155 2016-08-09 Richard Biener <rguenther@suse.de>
14158 * ipa-prop.c (ipa_modify_formal_parameters): Build
14159 parameter types with natural alignment also for the
14162 2016-08-08 Andi Kleen <ak@linux.intel.com>
14164 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
14166 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14169 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
14170 do-nothing langhook.
14171 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
14172 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
14173 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
14174 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
14176 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14179 * input.c: Ensure that HAVE_ICONV is defined.
14181 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14183 PR middle-end/72781
14184 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
14185 private vars for lastprivate and for linear iterator.
14187 PR middle-end/68762
14188 * omp-simd-clone.c: Include varasm.h.
14189 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
14190 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
14191 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
14192 update function name.
14194 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14196 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
14197 (avr_diagnose_devicespecs_error): Remove.
14198 (avr_devicespecs_file): Remove composing absolute path for specfile
14199 and its verbose info. Remove conditions to check specs-file,
14201 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14203 PR rtl-optimization/72821
14204 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
14205 just return false for them.
14207 2016-08-08 Alan Modra <amodra@gmail.com>
14210 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
14211 toc refs created during reload. Update function comment.
14213 2016-08-08 Alan Modra <amodra@gmail.com>
14216 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
14217 alternatives. Put loads first, then stores, and reg/reg moves
14218 within same class later. Delete attr length.
14220 2016-08-08 Alan Modra <amodra@gmail.com>
14223 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
14224 (mem_operand_ds_form): New predicate.
14225 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14226 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
14227 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
14228 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
14229 (extendsfdf2_fpr): Replace o constraint with wY.
14231 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
14233 * tree-ssa-threadbackward.c: Include tree-inline.h
14234 (profitable_jump_thread_path): Use estimate_num_insns to estimate
14235 size of copied block; for cold paths reduce duplication.
14236 (find_jump_threads_backwards): Remove redundant tests.
14237 (pass_thread_jumps::gate): Enable for -Os.
14239 2016-08-07 Jakub Jelinek <jakub@redhat.com>
14242 * stor-layout.c (layout_decl): Fix up formatting.
14243 (relayout_decl): Allow DECL to be FIELD_DECL.
14245 2016-08-07 Alan Modra <amodra@gmail.com>
14247 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
14249 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14251 * data-streamer-in.c (streamer_read_wide_int): New.
14252 (streamer_read_widest_int): Renamed function.
14253 * data-streamer-out.c (streamer_write_wide_int): New
14254 (streamer_write_widest_int): Renamed function.
14255 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
14257 (input_cfg): Call renamed function.
14258 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
14260 (output_cfg): Call renamed function.
14261 * data-streamer.h: Add declarations.
14263 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14265 * tree-ssa-ccp.c (extend_mask): New param sgn.
14266 Remove ORing with wi::mask.
14267 (get_default_value): Adjust call to extend_mask to pass sign.
14268 (evaluate_stmt): Likewise.
14270 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14272 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14275 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14277 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14278 transform if operand's type is pointer to function or method.
14280 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14282 PR tree-optimization/18046
14283 * tree-ssa-threadedge.c: Include cfganal.h.
14284 (simplify_control_statement_condition): If simplifying a
14285 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14286 with the dominating ASSERT_EXPR before handing it off to VRP.
14287 Mention that a CASE_LABEL_EXPR may be returned.
14288 (thread_around_empty_blocks): Adjust to handle
14289 simplify_control_statement_condition() returning a
14291 (thread_through_normal_block): Likewise.
14292 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14293 a switch statement by trying to determine which case label
14296 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14298 PR rtl-optimization/69847
14299 * lra-constraints.c (process_invariant_for_inheritance): Save
14300 pattern instead of src.
14301 (remove_inheritance_pseudos): Use the pattern. Add assert.
14303 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14305 * input.c (string_concat::string_concat): New constructor.
14306 (string_concat_db::string_concat_db): New constructor.
14307 (string_concat_db::record_string_concatenation): New method.
14308 (string_concat_db::get_string_concatenation): New method.
14309 (string_concat_db::get_key_loc): New method.
14310 (class auto_cpp_string_vec): New class.
14311 (get_substring_ranges_for_loc): New function.
14312 (get_source_range_for_substring): New function.
14313 (get_num_source_ranges_for_substring): New function.
14314 (class selftest::lexer_test_options): New class.
14315 (struct selftest::lexer_test): New struct.
14316 (class selftest::ebcdic_execution_charset): New class.
14317 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14318 (selftest::lexer_test::lexer_test): New constructor.
14319 (selftest::lexer_test::~lexer_test): New destructor.
14320 (selftest::lexer_test::get_token): New method.
14321 (selftest::assert_char_at_range): New function.
14322 (ASSERT_CHAR_AT_RANGE): New macro.
14323 (selftest::assert_num_substring_ranges): New function.
14324 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14325 (selftest::assert_has_no_substring_ranges): New function.
14326 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14327 (selftest::test_lexer_string_locations_simple): New function.
14328 (selftest::test_lexer_string_locations_ebcdic): New function.
14329 (selftest::test_lexer_string_locations_hex): New function.
14330 (selftest::test_lexer_string_locations_oct): New function.
14331 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14332 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14333 (selftest::test_lexer_string_locations_ucn4): New function.
14334 (selftest::test_lexer_string_locations_ucn8): New function.
14335 (selftest::uint32_from_big_endian): New function.
14336 (selftest::test_lexer_string_locations_wide_string): New function.
14337 (selftest::uint16_from_big_endian): New function.
14338 (selftest::test_lexer_string_locations_string16): New function.
14339 (selftest::test_lexer_string_locations_string32): New function.
14340 (selftest::test_lexer_string_locations_u8): New function.
14341 (selftest::test_lexer_string_locations_utf8_source): New function.
14342 (selftest::test_lexer_string_locations_concatenation_1): New
14344 (selftest::test_lexer_string_locations_concatenation_2): New
14346 (selftest::test_lexer_string_locations_concatenation_3): New
14348 (selftest::test_lexer_string_locations_macro): New function.
14349 (selftest::test_lexer_string_locations_stringified_macro_argument):
14351 (selftest::test_lexer_string_locations_non_string): New function.
14352 (selftest::test_lexer_string_locations_long_line): New function.
14353 (selftest::test_lexer_char_constants): New function.
14354 (selftest::input_c_tests): Call the new test functions once per
14355 case within the line_table test matrix.
14356 * input.h (struct string_concat): New struct.
14357 (struct location_hash): New struct.
14358 (class string_concat_db): New class.
14359 * substring-locations.h: New header.
14361 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14363 PR tree-optimization/72810
14364 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
14365 the type of the case labels when truncating.
14367 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
14370 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
14371 (aarch64_fp16_ptr_type_node): Likewise.
14372 * config/aarch64/aarch64-simd-builtins.c
14373 (aarch64_fp16_ptr_type_node): Define.
14374 (aarch64_init_fp16_types): New, refactored out of...
14375 (aarch64_init_builtins): ...here, update to call
14376 aarch64_init_fp16_types.
14377 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
14379 (aapcs_vfp_sub_candidate): Likewise.
14381 2016-08-05 Martin Liska <mliska@suse.cz>
14382 Joshua Cranmer <Pidgeot18@gmail.com>
14384 * gcov.c (line_t::has_block): New function.
14385 (enum loop_type): New enum.
14386 (handle_cycle): New function.
14387 (unblock): Likewise.
14388 (circuit): Likewise.
14389 (get_cycles_count): Likewise.
14390 (accumulate_line_counts): Use new loop detection algorithm.
14392 2016-08-05 Martin Liska <mliska@suse.cz>
14394 * gcov.c (output_intermediate_file): Rename
14395 function_info::line_next to next_file_fn.
14396 (process_file): Likewise.
14397 (read_graph_file): Likewise.
14398 (accumulate_line_counts): Likewise.
14399 (output_lines): Likewise.
14401 2016-08-05 Richard Biener <rguenther@suse.de>
14403 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
14404 restriction on threading to a loop header.
14406 2016-08-05 Richard Biener <rguenther@suse.de>
14408 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
14409 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
14410 adjust loop info accordingly.
14412 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
14414 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
14415 before folding call to __builtin_constant_p with parameters to false.
14417 2016-08-05 Alan Modra <amodra@gmail.com>
14419 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
14420 code accidentally committed 2016-05-02 providing class when given
14423 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14425 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
14426 the case label ranges that partially overlap with OP's value
14429 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
14432 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
14433 Cast builtin function result to __mmask16 instead of __mmask8.
14434 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14435 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
14436 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14438 2016-08-04 David Malcolm <dmalcolm@redhat.com>
14440 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
14441 (ASSERT_TRUE_AT): New macro.
14442 (ASSERT_FALSE): Reimplement in terms of...
14443 (ASSERT_FALSE_AT): New macro.
14444 (ASSERT_STREQ_AT): Fix typo in comment.
14446 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14448 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
14449 labels are exhaustive, designate the label with the widest
14450 range to be the default label.
14452 2016-08-04 Andrew Pinski <apinski@cavium.com>
14454 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
14455 (thunderx_tunings): Use thunderx_vector_cost instead of
14456 generic_vector_cost.
14458 2016-08-04 Martin Liska <mliska@suse.cz>
14460 * gcov.c (main): Fix GNU coding style.
14461 (output_intermediate_file): Likewise.
14462 (process_file): Likewise.
14463 (generate_results): Likewise.
14464 (release_structures): Likewise.
14465 (create_file_names): Likewise.
14466 (find_source): Likewise.
14467 (read_graph_file): Likewise.
14468 (find_exception_blocks): Likewise.
14469 (canonicalize_name): Likewise.
14470 (make_gcov_file_name): Likewise.
14471 (mangle_name): Likewise.
14472 (accumulate_line_counts): Likewise.
14473 (output_branch_count): Likewise.
14474 (read_line): Likewise.
14476 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
14478 PR rtl-optimization/71779
14479 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
14480 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
14481 or if it was truncated.
14483 PR rtl-optimization/70903
14484 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
14486 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14488 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
14489 accessing SSA_NAME_PTR_INFO.
14491 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14494 * common/config/avr/avr-common.c (avr_option_optimization_table)
14495 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
14497 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14500 * config/avr/avr.md: New pattern to work around do_store_flag
14501 generating shift instructions for bit extractions.
14503 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14505 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
14507 (add_equivalence): Likewise.
14508 (get_value_range): Allocate value range with vrp_value_range_pool.
14509 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
14510 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
14512 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
14514 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
14515 the default for the rs6000 port.
14517 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
14519 PR middle-end/71876
14520 * calls.c (special_function_p): Remove special handling of
14521 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
14522 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
14523 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
14525 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
14527 PR middle-end/72778
14528 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
14529 Don't stop on regular insns.
14531 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
14533 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
14534 size to DImode boundary.
14535 (nvptx_propagate): Likewise.
14537 2016-08-03 Alan Modra <amodra@gmail.com>
14539 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
14540 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
14541 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
14542 from -mefficient-unaligned-vector. Note that this affects fp too.
14544 2016-08-03 Alan Modra <amodra@gmail.com>
14546 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
14549 2016-08-03 Alan Modra <amodra@gmail.com>
14551 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
14552 to a reg. Localize vars.
14554 2016-08-03 Alan Modra <amodra@gmail.com>
14556 * config/rs6000/rs6000.opt: Remove negatives from help strings
14559 2016-08-03 Alan Modra <amodra@gmail.com>
14561 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
14562 Delete duplicated code.
14564 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14566 PR middle-end/72778
14567 * lra-spills.c (regno_in_use_p): New.
14568 (lra_final_code_change): Use it.
14570 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14572 PR rtl-optimization/69847
14573 * lra-int.h (struct lra-reg): Use restore_rtx instead of
14575 (lra_rtx_hash): New.
14576 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
14578 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
14579 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
14580 * lra-spills.c (lra_final_code_change): Don't delete insn when the
14581 next insn is USE with the same reg as the current insn source.
14582 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
14584 (lra_constraints_init): Call initiate_invariants.
14585 (lra_constraints_finish): Call finish_invariants.
14586 (struct invariant, invariant_t, invariant_ptr_t): New.
14587 (const_invariant_ptr_t, invariants, invariants_pool): New.
14588 (invariant_table, invariant_hash, invariant_eq_p): New.
14589 (insert_invariant, initiate_invariants, finish_invariants): New.
14590 (clear_invariants, invalid_invariant_regs): New.
14591 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
14592 instead of restore_regno.
14593 (invariant_p, process_invariant_for_inheritance): New.
14594 (inherit_in_ebb): Implement invariant inheritance.
14595 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
14596 (remove_inheritance_pseudos): Implement undoing invariant
14598 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
14599 instead of restore_regno.
14600 * lra-assigns.c (regno_live_length): New.
14601 (reload_pseudo_compare_func): Use regno_live_length.
14602 (assign_by_spills): Use restore_rtx instead of restore_regno.
14603 (lra_assign): Ditto. Initiate regno_live_length.
14605 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
14607 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
14608 __builtin_aarch64_fmindf.
14610 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14612 PR tree-optimization/34114
14613 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
14614 information for more control IVs.
14616 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14618 PR tree-optimization/34114
14619 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
14620 PLUS_EXPR case. Handle SSA_NAME case.
14622 2016-08-02 Tamar Christina <tamar.christina@arm.com>
14624 * config/aarch64/aarch64-simd-builtins.def
14625 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
14626 (__builtin_aarch64_fmaxdf): Likewise.
14627 (__builtin_aarch64_smin_nandf): Likewise.
14628 (__builtin_aarch64_smax_nandf): Likewise.
14629 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
14630 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
14631 (<fmaxmin><mode>3): ...this.
14632 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
14633 (vminnm_f64): Likewise.
14634 (vmin_f64): Likewise.
14635 (vmax_f64): Likewise.
14636 * config/aarch64/iterators.md (FMAXMIN): Merge with...
14637 (FMAXMIN_UNS): ...this.
14638 (fmaxmin): Merged with
14639 (fmaxmin_op): ...this...
14640 (maxmin_uns_op): ...in to this.
14642 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14644 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14645 Add support for vec_extract on vector float, vector int, vector
14646 short, and vector char vector types.
14647 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
14648 vector float, vector int, vector short, and vector char
14649 optimizations on 64-bit ISA 2.07 systems for both constant and
14650 variable element numbers.
14651 (rs6000_split_vec_extract_var): Likewise.
14652 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
14653 Altivec registers on ISA 2.07 and above.
14654 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
14655 which never was matched due to the split occuring before register
14656 allocation (and the code would not have worked on little endian
14657 systems if it did match). Allow extracts to go to the Altivec
14658 registers if ISA 2.07 (power8). Change from using "" around the
14659 C++ code to using {}'s.
14660 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
14661 vec_extracts when the vector is in memory.
14662 (vsx_extract_v4sf_var): New insn to optimize vector float
14663 vec_extracts when the element number is variable on 64-bit ISA
14665 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
14666 for 64-bit ISA 2.07 as well as ISA 3.0.
14667 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
14668 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
14669 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
14670 optimize vector int, vector short, and vector char vec_extracts
14671 when the vector is in memory.
14672 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
14673 optimize vector int, vector short, and vector char vec_extracts
14674 when the element number is variable.
14676 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14679 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
14680 does not overlap with other symbol flags.
14682 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
14684 * config/aarch64/aarch64.h (aarch64_frame):
14685 Remove padding0 and hardfp_offset. Add locals_offset,
14686 initial_adjust, callee_adjust, callee_offset and final_adjust.
14687 * config/aarch64/aarch64.c (aarch64_layout_frame):
14688 Remove unused padding0 and hardfp_offset initializations.
14689 Choose frame layout and set frame variables accordingly.
14690 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
14691 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
14692 (aarch64_pop_regs): Likewise.
14693 (aarch64_expand_prologue): Remove all decision code, just emit
14694 prolog according to frame variables.
14695 (aarch64_expand_epilogue): Remove all decision code, just emit
14696 epilog according to frame variables.
14697 (aarch64_initial_elimination_offset): Use offset to local/arg area.
14699 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
14702 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
14703 fix_debug_reg_uses after changing source register mode to
14704 V1TImode if source register is undefined.
14706 2015-08-01 Alan Hayward <alan.hayward@arm.com>
14708 PR tree-optimization/71818
14709 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
14710 with non invariant evolutions
14712 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14715 * config/avr/avr.md (length) [branch]: Correct insn length
14716 attribute for forward branches.
14718 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14720 * doc/extend.texi (AVR Built-in Functions): Document
14721 __builtin_avr_nops.
14722 * config/avr/builtins.def (NOPS): New.
14723 * config/avr/avr.c (avr_expand_nops): New static function.
14724 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
14726 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14728 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
14729 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
14732 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
14734 * config/aarch64/aarch64.c (vulcan_tunings): Update
14735 vulcan L1 cache_line_size.
14737 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14739 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
14740 function that takes a vector memory address, a hard register, an
14741 element number and a temporary base register, and recreates an
14742 address that points to the appropriate element within the vector.
14743 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
14744 (rs6000_split_vec_extract_var): Add support for the target of a
14745 vec_extract with variable element number being a scalar memory
14747 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
14749 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
14750 vsx_extract_<mode>_load insn with a new insn that optimizes
14751 storing either element to a memory location, using scratch
14752 registers to pick apart the vector and reconstruct the address.
14753 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
14754 (vsx_extract_<mode>_store): Rework alternatives to more correctly
14755 support Altivec registers. Add support for ISA 3.0 Altivec d-form
14757 (vsx_extract_<mode>_var): Add support for extracting a variable
14758 element number from memory.
14760 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14762 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
14763 when testing for compares against constants of the form 0xabab.
14765 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14767 PR tree-optimization/57558
14768 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
14770 (vect_loop_versioning): Support versioning with niter assumptions.
14771 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
14772 (vect_get_loop_niters): New parameter. Reimplement to support
14773 assumptions in loop niter info.
14774 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
14775 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
14776 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
14777 Support loop versioning for niters.
14778 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
14779 (vect_free_loop_info_assumptions): New function.
14780 (vectorize_loops): Free loop niter info for loops with flag
14781 LOOP_F_ASSUMPTIONS set if vectorization failed.
14782 * tree-vectorizer.h (struct _loop_vec_info): New field
14783 num_iters_assumptions.
14784 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
14785 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
14786 (LOOP_REQUIRES_VERSIONING): New macro.
14787 (vect_free_loop_info_assumptions): New decl.
14789 2016-07-29 Bin Cheng <bin.cheng@arm.com>
14791 * cfgloop.h (struct loop): New field constraints.
14792 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
14793 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
14795 * cfgloop.c (alloc_loop): Initialize new field.
14796 * cfgloopmanip.c (copy_loop_info): Copy constraints.
14797 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
14798 Adjust niter analysis wrto loop constraints.
14799 * doc/loop.texi (@node Number of iterations): Add description for loop
14802 2016-07-29 Marek Polacek <polacek@redhat.com>
14805 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
14806 (ix86_expand_round_builtin): Likewise.
14808 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
14809 Georg-Johann Lay <avr@gjlay.de>
14811 PR rtl-optimization/71976
14812 * combine.c (get_last_value): Return 0 if the argument for which
14813 the function is called has a wider mode than the recorded value.
14815 2016-07-29 Marek Polacek <polacek@redhat.com>
14818 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
14819 (altivec_expand_st_builtin): Likewise.
14821 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
14823 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
14824 introduced in r238381.
14826 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
14828 PR middle-end/68217
14829 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
14830 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
14832 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
14834 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
14836 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14837 Add support for vec_extract of vector double or vector long having
14838 a variable element number on 64-bit ISA 2.07 systems or newer.
14839 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
14841 (rs6000_split_vec_extract_var): New function to split a
14842 vec_extract built-in function with variable element number.
14843 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
14845 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
14846 (UNSPEC_VSX_EXTRACT): Likewise.
14847 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
14848 direct move instructions to be generated on 64-bit ISA 2.07
14849 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
14851 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
14852 arguments for vec_extract variable element.
14853 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
14854 vec_extract with variable element on V2DFmode and V2DImode
14856 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
14857 -mupper-regs-df requirement, since it isn't needed.
14858 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
14859 do direct moves on 64-bit systems, which allows optimization of
14860 vec_extract on 64-bit ISA 2.07 systems and newer.
14862 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14863 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14865 * config/aarch64/aarch64.md
14866 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
14867 statement and type.
14868 (<optab>qihi2_aarch64): Likewise, and split into two.
14869 (extendqihi2_aarch64): New.
14870 (zero_extendqihi2_aarch64): New.
14871 * config/aarch64/iterators.md (ldrxt): Remove.
14872 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
14875 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
14877 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
14879 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
14881 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
14882 (aarch64_push_reg): New function to push 1 or 2 registers.
14883 (aarch64_pop_reg): New function to pop 1 or 2 registers.
14884 (aarch64_expand_prologue): Use aarch64_push_regs.
14885 (aarch64_expand_epilogue): Use aarch64_pop_regs.
14887 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
14889 PR tree-optimization/71734
14890 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
14891 attribute instead of REF_LOOP and use it.
14892 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
14893 set it for Loops having non-zero safelen attribute.
14894 (ref_indep_loop_p): Pass zero as initial value for safelen.
14896 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
14898 PR middle-end/72657
14900 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
14901 call using chkp_gimple_call_builtin_p.
14902 (chkp_copy_bounds_for_assign): Likewise.
14904 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14906 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
14907 * config/arm/arm-protos.h (struct tune_params): Likewise.
14908 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
14909 (cortex_a9_sched_adjust_cost): Likewise.
14910 (fa726te_sched_adjust_cost): Likewise.
14911 (arm_adjust_cost): Likewise.
14912 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
14913 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
14914 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
14915 * config/i386/i386.c (ix86_adjust_cost): Likewise.
14916 * config/ia64/ia64.c: Likewise.
14917 * config/m68k/m68k.c: Likewise.
14918 * config/mep/mep.c (mep_adjust_cost): Likewise.
14919 * config/microblaze/microblaze.c (microblaze_adjust_cost):
14921 * config/mips/mips.c (mips_adjust_cost): Likewise.
14922 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
14924 * config/pa/pa.c (pa_adjust_cost): Likewise.
14925 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
14926 (rs6000_debug_adjust_cost): Likewise.
14927 * config/sh/sh.c (sh_adjust_cost): Likewise.
14928 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
14929 (hypersparc_adjust_cost): Likewise.
14930 (sparc_adjust_cost): Likewise.
14931 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
14932 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
14933 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
14935 * config/visium/visium.c (visium_adjust_cost): Likewise.
14936 * doc/tm.texi: Regenerate.
14937 * haifa-sched.c (dep_cost_1): Adjust.
14938 * target.def: Merge adjust_cost and adjust_cost_2.
14940 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14942 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
14944 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14946 * store-motion.c (struct st_expr): Make pattern_regs a vector.
14947 (extract_mentioned_regs): Append to a vector instead of
14948 returning a rtx_expr_list.
14949 (st_expr_entry): Adjust.
14950 (free_st_expr_entry): Likewise.
14951 (store_ops_ok): Likewise.
14952 (store_killed_in_insn): Likewise.
14953 (find_moveable_store): Likewise.
14955 2016-07-28 Martin Liska <mliska@suse.cz>
14957 PR gcov-profile/68025
14958 * tree-profile.c (tree_profiling): Respect
14959 no_profile_instrument_function attribute.
14960 * doc/extend.texi: Document no_profile_instrument_function
14963 2016-07-28 Martin Liska <mliska@suse.cz>
14965 PR rtl-optimization/70944
14966 * combine.c (make_compound_operation):
14967 Do not allow make_compound_operation for vector mode
14969 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
14971 PR middle-end/71994
14972 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
14973 before calling get_ops.
14975 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
14977 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
14978 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
14979 (BITS_PER_UNIT_LOG): Remove.
14980 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
14981 * expr.c (expand_assignment): Likewise.
14982 * stor-layout.c (initialize_sizetypes): Likewise.
14984 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
14986 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
14987 signature of rs6000_expand_vector_extract so that the element
14988 number is a RTX instead of a constant integer.
14989 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
14991 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
14992 (altivec_expand_vec_ext_builtin): Likewise.
14993 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
14994 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
14995 MFVSRLD instruction.
14997 2016-07-27 David Malcolm <dmalcolm@redhat.com>
14999 * input.c (get_pure_location): Move here from tree.c.
15000 (make_location): Likewise. Add header comment.
15001 (selftest::test_accessing_ordinary_linemaps): Verify
15002 pure_location_p, make_location, get_location_from_adhoc_loc and
15003 get_range_from_loc.
15004 * input.h (get_pure_location): Move declaration here from tree.h.
15005 (get_finish): Likewise for inline function.
15006 (make_location): Likewise for declaration.
15007 * tree.c (get_pure_location): Move to input.c.
15008 (make_location): Likewise.
15009 * tree.h (get_pure_location): Move declaration to tree.h.
15010 (get_finish): Likewise for inline function.
15011 (make_location): Likewise for declaration.
15013 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15015 PR middle-end/71078
15016 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
15018 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15020 * system.h (STATIC_ASSERT): Use static_assert if building
15021 with C++11 onwards.
15023 2016-07-27 Richard Biener <rguenther@suse.de>
15025 PR tree-optimization/72517
15026 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
15027 Revert change to not compute read-read dependences.
15029 2016-07-27 Richard Biener <rguenther@suse.de>
15031 * predict.c (set_even_probabilities): Make nedges unsigned.
15033 2016-07-27 Martin Liska <mliska@suse.cz>
15035 * predict.c (set_even_probabilities): Handle unlikely edges.
15036 (combine_predictions_for_bb): Likewise.
15038 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15041 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
15042 __float128 support when we don't have hardware support, so that
15043 the IEEE built-in functions like isgreater, first call __unordkf3
15044 to make sure neither operand is a NaN, and if both operands are
15045 ordered, do the normal comparison.
15047 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15049 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
15051 (extract_code_and_val_from_cond_with_ops): Verify that name is
15052 either cond_op0 or cond_op1.
15054 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15056 PR tree-optimization/18046
15057 * genmodes.c (emit_mode_size_inline): Emit an assert that
15058 verifies that mode is a valid array index.
15059 (emit_mode_nuinits_inline): Likewise.
15060 (emit_mode_inner_inline): Likewise.
15061 (emit_mode_unit_size_inline): Likewise.
15062 (emit_mode_unit_precision_inline): Likewise.
15063 * tree-vrp.c: Include params.h.
15064 (find_switch_asserts): Register edge assertions for the default
15065 label which correspond to the anti-ranges of each case label.
15066 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
15067 * doc/invoke.texi: Document it.
15069 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15071 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
15072 and unnecessary call to gimple_bb.
15074 2016-07-26 Richard Biener <rguenther@suse.de>
15076 PR rtl-optimization/71984
15077 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
15080 2016-07-26 Richard Biener <rguenther@suse.de>
15082 PR middle-end/72517
15083 * expmed.c (extract_bit_field_1): Constrain the vector mode
15084 with element size matching the extraction mode size when
15085 choosing a better vector mode to do the extraction from.
15087 2016-07-26 Richard Biener <rguenther@suse.de>
15088 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15090 PR middle-end/70920
15091 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
15094 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15096 * tree-ssa-structalias.c (struct scc_info): Change types of
15097 members to auto_sbitmap and auto_vec.
15098 (scc_info::scc_info): New constructor.
15099 (scc_info::~scc_info): New destructor.
15100 (init_scc_info): Remove.
15101 (free_scc_info): Remove.
15102 (find_indirect_cycles): Adjust.
15103 (perform_var_substitution): Likewise.
15104 (free_var_substitution_info): Likewise.
15106 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15108 * tree-outof-ssa.c (struct elim_graph): Change type of members
15109 to auto_vec and auto_sbitmap.
15110 (elim_graph::elim_graph): New constructor.
15111 (delete_elim_graph): Remove.
15112 (expand_phi_nodes): Adjust.
15114 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15116 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
15117 (new_elim_graph): Adjust.
15118 (clear_elim_graph): Likewise.
15119 (delete_elim_graph): Likewise.
15120 (elim_graph_size): Likewise.
15121 (elim_graph_add_node): Likewise.
15122 (elim_graph_add_edge): Likewise.
15123 (elim_graph_remove_succ_edge): Likewise.
15124 (eliminate_name): Likewise.
15125 (eliminate_build): Likewise.
15126 (elim_forward): Likewise.
15127 (elim_unvisited_predecessor): Likewise.
15128 (elim_backward): Likewise.
15129 (elim_create): Likewise.
15130 (eliminate_phi): Likewise.
15131 (expand_phi_nodes): Likewise.
15133 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15135 * bt-load.c (compute_out): Use auto_sbitmap class.
15136 (link_btr_uses): Likewise.
15137 * cfganal.c (mark_dfs_back_edges): Likewise.
15138 (post_order_compute): Likewise.
15139 (inverted_post_order_compute): Likewise.
15140 (pre_and_rev_post_order_compute_fn): Likewise.
15141 (single_pred_before_succ_order): Likewise.
15142 * cfgexpand.c (pass_expand::execute): Likewise.
15143 * cfgloop.c (verify_loop_structure): Likewise.
15144 * cfgloopmanip.c (fix_bb_placements): Likewise.
15145 (remove_path): Likewise.
15146 (update_dominators_in_loop): Likewise.
15147 * cfgrtl.c (break_superblocks): Likewise.
15148 * ddg.c (check_sccs): Likewise.
15149 (create_ddg_all_sccs): Likewise.
15150 * df-core.c (df_worklist_dataflow): Likewise.
15151 * dse.c (dse_step3): Likewise.
15152 * except.c (eh_region_outermost): Likewise.
15153 * function.c (thread_prologue_and_epilogue_insns): Likewise.
15154 * gcse.c (prune_expressions): Likewise.
15155 (prune_insertions_deletions): Likewise.
15156 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
15157 * graph.c (draw_cfg_nodes_no_loops): Likewise.
15158 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
15159 * lcm.c (compute_earliest): Likewise.
15160 (compute_farthest): Likewise.
15161 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
15162 (unroll_loop_runtime_iterations): Likewise.
15163 (unroll_loop_stupid): Likewise.
15164 * lower-subreg.c (decompose_multiword_subregs): Likewise.
15165 * lra-lives.c: Likewise.
15166 * lra.c (lra): Likewise.
15167 * modulo-sched.c (schedule_reg_moves): Likewise.
15168 (optimize_sc): Likewise.
15169 (get_sched_window): Likewise.
15170 (sms_schedule_by_order): Likewise.
15171 (check_nodes_order): Likewise.
15172 (order_nodes_of_sccs): Likewise.
15173 (order_nodes_in_scc): Likewise.
15174 * recog.c (split_all_insns): Likewise.
15175 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
15176 * reload1.c (reload): Likewise.
15177 * sched-rgn.c (haifa_find_rgns): Likewise.
15178 (split_edges): Likewise.
15179 (compute_trg_info): Likewise.
15180 * sel-sched.c (init_seqno): Likewise.
15181 * store-motion.c (remove_reachable_equiv_notes): Likewise.
15182 * tree-into-ssa.c (update_ssa): Likewise.
15183 * tree-ssa-live.c (live_worklist): Likewise.
15184 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
15185 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15187 (try_peel_loop): Likewise.
15188 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
15190 * tree-ssa-pre.c (compute_antic): Likewise.
15191 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
15192 * tree-stdarg.c (reachable_at_most_once): Likewise.
15193 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
15194 * var-tracking.c (vt_find_locations): Likewise.
15196 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15198 * sbitmap.h (auto_sbitmap): New class.
15200 2016-07-26 Alan Modra <amodra@gmail.com>
15203 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
15206 2016-07-25 David Malcolm <dmalcolm@redhat.com>
15208 * input.c (selftest::temp_source_file::temp_source_file): Fix
15209 missing "%s" in fprintf.
15211 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
15213 PR middle-end/71732
15214 * cselib.c (cselib_process_insn): Invalidate argument slots for
15217 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15219 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
15220 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
15221 vmulxh_lane_f16, vmulxh_laneq_f16): New.
15223 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15225 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15226 * config/aarch64/aarch64.md (fma, fnma): Support HF.
15227 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
15229 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15231 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15232 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
15234 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
15235 (add<mode>3): Likewise.
15236 (sub<mode>3): Likewise.
15237 (mul<mode>3): Likewise.
15238 (div<mode>3): Likewise.
15239 (*div<mode>3): Likewise.
15240 (<fmaxmin><mode>3): Extend to HF.
15241 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
15242 (fabd<mode>3): Likewise.
15243 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
15244 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
15245 (aarch64_fmulx<mode>): Likewise.
15246 (aarch64_fac<optab><mode>): Likewise.
15247 (aarch64_frecps<mode>): Likewise.
15248 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
15249 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
15250 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
15251 (VSDQ_HSDI): Support HI.
15252 (fcvt_target, FCVT_TARGET): Likewise.
15253 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
15254 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
15255 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
15256 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
15257 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
15258 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
15259 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
15260 vrsqrtsh_f16): New.
15262 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15264 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
15265 * config/aarch64/aarch64-builtins.c (hi_UP): New.
15266 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15267 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
15269 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
15270 (aarch64_cm<optab><mode>): Likewise.
15271 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15272 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15273 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15274 (sqrt<mode>2): Likewise.
15275 (*sqrt<mode>2): Likewise.
15276 (abs<mode>2): Likewise.
15277 (<optab><mode>hf2): New pattern for HF mode.
15278 (<optab>hihf2): Likewise.
15279 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15280 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15281 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15283 * config/aarch64/arm_fp16.h: New file.
15284 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15285 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15286 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15287 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15288 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15289 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15290 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15291 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15292 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15293 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15294 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15295 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15298 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15300 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15301 reduc_smin_scal_): Use VDQIF_F16.
15302 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15303 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15305 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15306 * config/aarch64/iterators.md (VDQIF_F16): New.
15307 (vp): Support HF modes.
15308 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15309 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15311 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15313 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15314 "*aarch64_mulx_elt_from_dup<mode>".
15315 (*aarch64_mul3_elt<mode>): Update schedule type.
15316 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15317 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15318 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15319 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15320 (f, fp): Support HF modes.
15321 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15322 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15323 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15324 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15325 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15326 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15328 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15330 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15331 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15333 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15336 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15338 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15339 * config/aarch64/aarch64-simd.md
15340 (aarch64_rsqrts<mode>): Extend to HF modes.
15341 (fabd<mode>3): Likewise.
15342 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15343 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15344 (aarch64_<maxmin_uns>p<mode>): Likewise.
15345 (<su><maxmin><mode>3): Likewise.
15346 (<maxmin_uns><mode>3): Likewise.
15347 (<fmaxmin><mode>3): Likewise.
15348 (aarch64_faddp<mode>): Likewise.
15349 (aarch64_fmulx<mode>): Likewise.
15350 (aarch64_frecps<mode>): Likewise.
15351 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15352 (add<mode>3): Extend to HF modes.
15353 (sub<mode>3): Likewise.
15354 (mul<mode>3): Likewise.
15355 (div<mode>3): Likewise.
15356 (*div<mode>3): Likewise.
15357 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15359 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15360 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
15361 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
15362 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
15363 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
15364 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
15365 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
15366 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
15367 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
15368 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
15369 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
15370 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
15371 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
15372 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
15374 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15376 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
15377 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15378 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
15379 (neg<mode>2): Likewise.
15380 (abs<mode>2): Likewise.
15381 (<frint_pattern><mode>2): Likewise.
15382 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
15383 (<optab><VDQF:mode><fcvt_target>2): Likewise.
15384 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
15385 (ftrunc<VDQF:mode>2): Likewise.
15386 (<optab><fcvt_target><VDQF:mode>2): Likewise.
15387 (sqrt<mode>2): Likewise.
15388 (*sqrt<mode>2): Likewise.
15389 (aarch64_frecpe<mode>): Likewise.
15390 (aarch64_cm<optab><mode>): Likewise.
15391 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
15393 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
15394 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
15396 * config/aarch64/arm_neon.h (vdup_n_f16): New.
15397 (vdupq_n_f16): Likewise.
15398 (vld1_dup_f16): Use vdup_n_f16.
15399 (vld1q_dup_f16): Use vdupq_n_f16.
15400 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
15401 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
15402 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
15403 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
15404 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
15405 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
15406 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
15407 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
15408 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
15409 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
15410 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
15411 vsqrt_f16, vsqrtq_f16): New.
15413 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15415 * config/aarch64/aarch64-simd.md
15416 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
15417 (aarch64_ext<mode>): Likewise.
15418 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
15419 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
15420 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
15422 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
15424 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
15425 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
15426 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
15427 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
15428 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
15429 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
15430 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
15432 (vmov_n_f16): Reimplement using vdup_n_f16.
15433 (vmovq_n_f16): Reimplement using vdupq_n_f16..
15435 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15437 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
15438 "frame_related_p". Generate CFA annotation when it's necessary.
15439 (aarch64_expand_prologue): Use aarch64_add_constant.
15440 (aarch64_expand_epilogue): Likewise.
15441 (aarch64_output_mi_thunk): Pass "false" when calling
15442 aarch64_add_constant.
15444 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15446 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
15449 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15451 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
15452 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
15453 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
15454 (aarch64_build_constant): Delete.
15456 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
15459 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15461 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15462 flag_toplevel_reorder.
15464 2016-07-25 Richard Biener <rguenther@suse.de>
15466 * cgraph.c (cgraph_node::verify_node): Compare against builtin
15467 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
15468 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
15469 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
15470 (streamer_get_builtin_tree): Likewise.
15471 (streamer_write_builtin): Likewise.
15472 * lto-streamer.h (LTO_builtin_decl): Remove.
15473 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
15474 (lto_input_scc): Remove LTO_builtin_decl handling.
15475 (lto_input_tree_1): Liekwise.
15476 * lto-streamer-out.c (lto_output_tree_1): Remove special
15477 handling of builtins.
15478 (DFS::DFS): Likewise.
15479 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
15480 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
15482 (streamer_write_builtin): Remove.
15484 2016-07-25 Martin Liska <mliska@suse.cz>
15486 * lto-cgraph.c (input_symtab): Don't call get_working_sets
15487 if flag_auto_profile is set to true.
15489 2016-07-25 Martin Liska <mliska@suse.cz>
15491 PR gcov-profile/71868
15492 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
15493 have a function with multiple latches, count them all.
15495 2016-07-25 Martin Liska <mliska@suse.cz>
15497 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
15499 2016-07-25 Martin Liska <mliska@suse.cz>
15501 PR tree-optimization/71987
15502 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
15503 just for SSA_NAMEs. Fix GNU coding style.
15505 2016-07-25 Martin Liska <mliska@suse.cz>
15507 PR gcov-profile/64874
15508 * gcov-io.h: Update command about file format.
15509 * gcov-iov.c (main): Adapt the numbering scheme.
15511 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15513 PR middle-end/66726
15514 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
15515 whose result is used in PHI.
15516 (final_range_test_p): Likewise.
15517 (maybe_optimize_range_tests): Likewise.
15519 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
15521 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15522 Reformat two multi-line strings.
15524 2016-07-22 Martin Sebor <msebor@redhat.com>
15526 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
15528 2016-07-22 Martin Sebor <msebor@redhat.com>
15531 * doc/extend.texi (Compound Literals): Correct and clarify.
15532 (Cast to Union): Same.
15534 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
15536 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
15537 comments to explain why certain error messages make mention of
15538 undocumented options.
15539 (rs6000_invalid_builtin): Change error messages to replace mention
15540 of undocumented options with mention of the -mcpu=power9 option
15541 that enables those undocumented options.
15542 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
15543 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
15544 definition of this macro to correct an existing error.
15545 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
15546 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
15547 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
15548 descriptions of built-in functions so that they depend on
15549 -mcpu=power9 instead of on the corresponding undocumented flags.
15550 * doc/invoke.texi (Option Summary): Remove all mention of newly
15551 undocumented flags.
15552 (IBM RS/6000 and PowerPC Options): Likewise.
15553 * doc/md.texi (Constraints for Particuliar Machines): Remove all
15554 mention of newly undocumented flags.
15556 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
15558 * ipa-cp.c (determine_versionability): Do not create constprop clones,
15559 when target_clones attribute is set.
15561 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15563 * common.opt (funsafe-loop-optimizations): Mark ignore.
15564 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
15565 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
15567 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
15568 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
15570 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15572 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15574 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15576 (number_of_iterations_exit): Warn missed loop optimization for
15577 possible infinite loops.
15579 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
15582 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
15583 when to emit a ".machine" pseudo-op.
15585 2016-07-22 Martin Liska <mliska@suse.cz>
15587 PR gcov-profile/69028
15588 PR gcov-profile/62047
15589 * coverage.c (coverage_compute_lineno_checksum): Do not
15590 calculate checksum for fns w/o xloc.file.
15591 (coverage_compute_profile_id): Likewise.
15593 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
15595 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
15596 (avr_secondary_reload): ...and implementation.
15597 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
15598 * config/avr/avr.md (reload_in<mode>): Remove insns.
15599 (adjust_len) [lpm]: Remove insn attribute value.
15600 * config/avr/predicates.md (flash_operand): Remove insn predicate.
15602 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15604 PR middle-end/71876
15605 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
15607 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
15608 * calls.c (special_function_p): Remove the special handling of the
15609 "__builtin_" prefix.
15611 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15613 PR middle-end/71876
15614 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
15615 if STMT may be an alloca call.
15616 (gimple_alloca_call_p, alloca_call_p): Return only true for the
15617 builtin alloca call.
15618 * calls.h (gimple_maybe_alloca_call_p): New function.
15619 * tree-inline.c (inline_forbidden_p_stmt): Use
15620 gimple_maybe_alloca_call_p here.
15622 2016-07-21 David Malcolm <dmalcolm@redhat.com>
15624 * spellcheck-tree.c (best_macro_match::best_macro_match):
15625 Explictly specify the template arguments when invoking the base
15626 class constructor, to help older C++ compilers.
15628 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15631 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
15632 before builtin_decl_implicit.
15634 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15636 * optabs.c (emit_condiitonal_move): Short circuit for identical
15639 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15641 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
15642 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
15643 (noce_conversion_profitable_p): New.
15644 (noce_try_store_flag_constants): Use it.
15645 (noce_try_addcc): Likewise.
15646 (noce_try_store_flag_mask): Likewise.
15647 (noce_try_cmove): Likewise.
15648 (noce_try_cmove_arith): Likewise.
15649 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
15651 (noce_convert_multiple_sets): Move cost model to here, from...
15652 (bb_ok_for_noce_convert_multiple_sets) ...here.
15653 (noce_process_if_block): Update calls for above changes.
15654 (noce_find_if_block): Record new noce_if_info parameters.
15656 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15658 * target.def (max_noce_ifcvt_seq_cost): New.
15659 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
15660 * doc/tm.texi: Regenerate.
15661 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
15662 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
15663 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
15664 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
15665 * doc/invoke.texi: Document new params.
15667 2016-07-21 Richard Biener <rguenther@suse.de>
15669 PR tree-optimization/71947
15670 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
15671 ranges have useful limit_vr information.
15673 2016-07-21 Richard Biener <rguenther@suse.de>
15675 * function-tests.c (build_trivial_generic_function): Set
15676 BLOCK_SUPERCONTEXT of DECL_INITIAL.
15677 * omp-low.c (create_omp_child_function): Likewise.
15678 (grid_expand_target_grid_body): Likewise.
15679 * cgraphunit.c (init_lowered_empty_function): Likewise.
15680 (cgraph_node::expand_thunk): Likewise.
15681 * tree-parloops.c (create_loop_fn): Likewise.
15682 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
15684 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15686 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
15689 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
15691 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
15692 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
15693 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
15694 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
15695 values for insn attribute.
15696 * config/avr/avr.c (avr_out_insert_notbit): New function.
15697 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
15698 ADJUST_LEN_INSV_NOTBIT_0/_7.
15699 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
15701 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15703 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
15704 (chrec_convert_1, chrec_convert): Ditto.
15705 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
15706 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
15707 * tree-vrp.c (adjust_range_with_scev): Ditto.
15708 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
15709 (scev_var_range_cant_overflow): New function.
15710 (scev_probably_wraps_p): New parameter. Call above function.
15711 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
15713 2016-07-21 Bin Cheng <bin.cheng@arm.com>
15715 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
15716 by removing computation of may_be_zero.
15718 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15720 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
15722 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
15724 Improving concepts performance and diagnostics.
15725 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
15726 for constraint satisfaction and subsumption.
15727 * timevar.h (auto_timevar): New constructor that matches the push/pop
15728 pattern of usage in pt.c.
15730 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15732 * hwint.h (HOST_WIDE_INT_0): New define.
15733 (HOST_WIDE_INT_0U): Ditto.
15734 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
15735 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
15736 * simplify-rtx.c: Ditto.
15737 * tree-object-size.c: Ditto.
15739 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15741 * config/s390/s390.c (s390_encode_section_info): Remove mode size
15744 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
15746 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
15747 * combine.c: Use HOST_WIDE_INT_M1U instead of
15748 ~(unsigned HOST_WIDE_INT) 0.
15749 * double-int.h: Ditto.
15751 * dwarf2asm.c:Ditto.
15753 * genmodes.c: Ditto.
15755 * read-rtl.c: Ditto.
15756 * tree-ssa-loop-ivopts.c: Ditto.
15757 * tree-ssa-loop-prefetch.c: Ditto.
15758 * tree-vect-generic.c: Ditto.
15759 * tree-vect-patterns.c: Ditto.
15762 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15764 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
15765 constant addresses outside [0,0xc0] into a register.
15766 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
15767 cases where the base address register is unused after.
15768 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
15769 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
15770 (avr_out_store_psi_reg_disp_tiny): Same.
15772 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15774 Implement attribute progmem on reduced Tiny cores by adding
15775 flash offset 0x4000 to respective symbols.
15778 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
15779 documentation how it works on reduced Tiny cores.
15780 (AVR Named Address Spaces): No support for reduced Tiny.
15781 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
15782 (avr_address_tiny_pm_p): New static function.
15783 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
15784 if the address is in progmem.
15785 (avr_assemble_integer): Same.
15786 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
15787 for symbol_ref in progmem.
15788 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
15789 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
15790 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
15792 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
15794 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
15795 * configure: Regenerate.
15796 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
15797 (USE_THIN_ARCHIVES): New variable.
15798 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
15799 this archive as a thin archive.
15801 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15803 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
15804 same location as last time, don't skip if we have fix-it hints.
15805 Clarify the skipping logic by converting it from one "if" clause
15806 to repeated "if" clauses.
15807 * spellcheck-tree.c: Include "cpplib.h".
15808 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
15809 (best_macro_match::best_macro_match): New constructor.
15810 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
15811 Move here from c/c-decl.c.
15812 (class best_macro_match): Move here from c/c-decl.c, converting
15813 from a typedef to a subclass, gaining a ctor.
15815 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15817 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
15818 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
15820 (avr_addr_space_diagnose_usage): ...and implementation.
15821 (avr_addr_space_supported_p): New function.
15822 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
15823 report bad address space usage if that space is supported.
15824 (avr_insert_attributes): Same. No more complain about unsupported
15826 * config/avr/avr-c.c (tm_p.h): Include it.
15827 (avr_cpu_cpp_builtins): Only define addr-space related built-in
15828 macro if avr_addr_space_supported_p.
15830 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15832 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15833 flag_toplevel_reorder.
15835 2016-07-20 David Malcolm <dmalcolm@redhat.com>
15837 * gcc-rich-location.c
15838 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
15840 * gcc-rich-location.h
15841 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
15843 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
15845 * target.def (addr_space): Add new diagnose_usage to hook vector.
15846 * targhooks.c (default_addr_space_diagnose_usage): Add default
15847 implementation and...
15848 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
15849 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
15850 is some address space, call targetm.addr_space.diagnose_usage.
15851 * doc/tm.texi.in (Named Address Spaces): Add anchor for
15852 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
15853 * doc/tm.texi: Regenerate.
15855 2016-07-20 Martin Liska <mliska@suse.cz>
15857 PR middle-end/71898
15858 * graphite-isl-ast-to-gimple.c (later_of_the_two):
15859 Properly handly PHI stmts.
15861 2016-07-20 Bin Cheng <bin.cheng@arm.com>
15863 PR tree-optimization/71503
15864 PR tree-optimization/71683
15865 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
15868 2016-07-20 Martin Liska <mliska@suse.cz>
15870 * doc/invoke.texi (-fipa-ra): Document when the option is
15871 disabled. Fix a typo.
15873 2016-07-20 Martin Liska <mliska@suse.cz>
15875 * Makefile.in: Include fibonacci_heap.c
15876 * fibonacci_heap.c: New file.
15877 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
15878 (fibonacci_heap::union_with): Fix deletion of the second heap.
15879 * selftest-run-tests.c (selftest::run_tests): Incorporate
15880 fibonacci heap tests.
15881 * selftest.h: Declare fibonacci_heap_c_tests.
15883 2016-07-20 Martin Liska <mliska@suse.cz>
15885 * selftest-run-tests.c (selftest::run_tests): New function.
15886 * selftest.h (sreal_c_tests): Declare.
15887 * sreal.c (sreal_verify_basics): New function.
15888 (verify_aritmetics): Likewise.
15889 (sreal_verify_arithmetics): Likewise.
15890 (verify_shifting): Likewise.
15891 (sreal_verify_shifting): Likewise.
15892 (void sreal_c_tests): Likewise.
15894 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15896 PR rtl-optimization/71916
15897 * cfgrtl.c (contains_no_active_insn_p): Return false also for
15898 bb which have a single succ fake edge.
15900 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
15903 * dwarf2out.c (gen_subprogram_die): Only call
15904 gen_unspecified_parameters_die while dumping early dwarf.
15906 2016-07-19 Jakub Jelinek <jakub@redhat.com>
15908 PR middle-end/71874
15909 * gimple-fold.c (fold_builtin_memory_op): Use
15910 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
15912 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
15914 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
15915 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
15916 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
15917 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
15918 * combine.c: Ditto.
15921 * double-int.c: Ditto.
15923 * dwarf2out.c: Ditto.
15926 * fold-const.c: Ditto.
15927 * function.c: Ditto.
15929 * genmodes.c: Ditto.
15933 * loop-doloop.c: Ditto.
15934 * loop-invariant.c: Ditto.
15935 * loop-iv.c: Ditto.
15940 * rtlanal.c: Ditto.
15941 * simplify-rtx.c: Ditto.
15942 * stor-layout.c: Ditto.
15944 * tree-ssa-loop-ivopts.c: Ditto.
15945 * tree-vect-generic.c: Ditto.
15946 * tree-vect-patterns.c: Ditto.
15951 * wide-int-print.cc: Ditto.
15952 * wide-int.cc: Ditto.
15953 * wide-int.h: Ditto.
15955 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15957 * selftest.c (selftest::assert_streq): Handle NULL values of
15958 val_actual and val_expected.
15960 2016-07-19 Martin Jambor <mjambor@suse.cz>
15963 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
15964 rather than cgraph_create_node to get a call graph node.
15966 2016-07-19 Richard Biener <rguenther@suse.de>
15968 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
15969 handle all tcc_constant bases and valueize SSA names.
15970 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
15971 tcc_constant bases.
15973 2016-07-19 David Malcolm <dmalcolm@redhat.com>
15975 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
15976 the flags of the exit block and bb2, not just the entry block.
15978 2016-07-19 Richard Biener <rguenther@suse.de>
15980 PR tree-optimization/71901
15981 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
15982 align member, group stuff with the bitfield.
15983 (vn_ref_op_align_unit): New inline.
15984 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
15985 record element alignment and operand 3 unchanged.
15986 (ao_ref_init_from_vn_reference): Adjust.
15987 (valueize_refs_1): Likewise.
15988 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
15990 2016-07-19 Richard Biener <rguenther@suse.de>
15992 PR tree-optimization/71908
15993 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
15994 symbolic constants in a more reliable way.
15996 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
15998 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
16000 (vect_update_inits_of_drs): Likewise.
16001 (vect_create_cond_for_alias_checks): Likewise.
16002 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
16004 2016-07-19 Richard Biener <rguenther@suse.de>
16007 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
16008 with an abstract origin that is not an inlined function outer
16009 scope add a self-reference as abstract origin.
16010 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
16012 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16015 * config/rs6000/rs6000.c (rs6000_function_value): Fix
16016 unintentional System V.4 structure return breakage for structures
16017 with a single floating point element.
16019 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16021 PR tree-optimization/71734
16022 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
16023 contains REF, use it to check safelen, assume that safelen value
16024 must be greater 1, fix style.
16025 (ref_indep_loop_p_2): Add REF_LOOP argument.
16026 (ref_indep_loop_p): Pass LOOP as additional argument to
16027 ref_indep_loop_p_2.
16029 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
16031 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
16032 allocation in the prologue.
16033 * explow.c (get_dynamic_stack_base): New function to return an address
16034 expression for the dynamic stack base.
16035 (get_dynamic_stack_size): New function to do the required dynamic stack
16036 space size calculations.
16037 (allocate_dynamic_stack_space): Use new functions.
16038 (align_dynamic_address): Move some code from
16039 allocate_dynamic_stack_space to new function.
16040 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
16042 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16044 * config/s390/s390.c (s390_encode_section_info): Always set
16045 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
16048 2016-07-18 Richard Biener <rguenther@suse.de>
16050 PR tree-optimization/71893
16051 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
16052 for sizetype cast added by array_ref_element_size.
16053 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16055 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
16057 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
16058 register parameters. Remove code to initialize argument pointer
16059 on TARGET_64BIT. Optimize call to _mcount when it can be reached
16060 using a pc-relative branch. Cleanup conditional code.
16061 * config/pa/pa.md (call_mcount): New expander.
16062 (call_mcount_nonpic): New insn.
16063 (call_mcount_pic): New insn and split.
16064 (call_mcount_pic_post_reload): New insn.
16065 (call_mcount_64bit): New insn and split.
16066 (call_mcount_64bit_post_reload): New insn.
16068 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
16070 * config/avr/predicates.md (const_m255_to_m1_operand): New.
16071 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
16072 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
16073 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
16074 (*usum_widenqihi3, *udiff_widenqihi3)
16075 (*addhi3_zero_extend.const): New combiner insns.
16076 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
16077 just 1 bit is affected.
16078 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
16079 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
16081 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
16083 * omp-low.c (lower_omp_target): Mark data clauses with
16084 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
16085 zero-length subarrays.
16087 2016-07-15 Richard Biener <rguenther@suse.de>
16089 PR tree-optimization/71881
16090 * tree-loop-distribution.c (destroy_loop): Remove blocks in
16091 reverse DOM order to make debug temp generation happy.
16093 2016-07-15 Richard Biener <rguenther@suse.de>
16095 PR tree-optimization/71887
16096 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
16097 verify it is not zero for division / modulo handling.
16098 (value_replacement): Adjust.
16100 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
16101 Julian Brown <julian@codesourcery.com>
16103 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
16104 * config/aarch64/aarch64-cost-tables.h
16105 (vulcan_extra_costs): New variable.
16106 * config/aarch64/aarch64.c
16107 (vulcan_addrcost_table): Likewise.
16108 (vulcan_regmove_cost): Likewise.
16109 (vulcan_vector_cost): Likewise.
16110 (vulcan_branch_cost): Likewise.
16111 (vulcan_tunings): Likewise.
16113 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
16115 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
16116 (output_in_order): Loop over undefined variables too. Output them
16117 via assemble_undefined_decl. Skip variables that correspond to hard
16118 registers or have value-exprs.
16119 * varpool.c (symbol_table::output_variables): Handle undefined
16120 variables together with defined ones.
16122 2016-07-15 Richard Biener <rguenther@suse.de>
16124 * tree-ssa-pre.c (get_representative_for): Make sure to return
16125 the value number of SSA names.
16126 (phi_translate_1): get_representative_for cannot return NULL.
16127 (do_pre_regular_insertion): Remove redundant call to
16128 fully_constant_expression.
16129 (do_pre_partial_partial_insertion): Likewise.
16131 2016-07-15 Bin Cheng <bin.cheng@arm.com>
16133 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
16134 (derive_simple_iv_with_niters): New function.
16135 (simple_iv): Rewrite using simple_iv_with_niters.
16136 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
16137 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16139 (number_of_iterations_exit): Rewrite using above function.
16140 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16143 2016-07-15 Richard Biener <rguenther@suse.de>
16145 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
16146 vec_construct cost.
16148 2016-07-14 Jakub Jelinek <jakub@redhat.com>
16150 PR tree-optimization/71872
16151 * tree-data-ref.c (get_references_in_stmt): Ignore references
16152 with is_gimple_constant get_base_address.
16154 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16156 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
16157 (TARGET_HAVE_LDACQD): New macro.
16158 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
16159 than TARGET_HAVE_LDACQ.
16160 (arm_load_acquire_exclusivedi): Likewise.
16161 (arm_store_release_exclusivedi): Likewise.
16163 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16165 PR rtl-optimization/71878
16166 * lra-constraints.c (match_reload): Pass information about other
16167 output operands. Create new unique register value if matching input
16168 operand shares same register value as output operand being considered.
16169 (curr_insn_transform): Record output operands already processed.
16171 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16174 PR tree-optimization/70923
16175 * tree-vect-patterns.c: Include mult-synthesis.h.
16176 (target_supports_mult_synth_alg): New function.
16177 (synth_lshift_by_additions): Likewise.
16178 (apply_binop_and_append_stmt): Likewise.
16179 (vect_synth_mult_by_constant): Likewise.
16180 (target_has_vecop_for_code): Likewise.
16181 (vect_recog_mult_pattern): Use above functions to synthesize vector
16182 multiplication by integer constants.
16184 2016-07-14 Alan Modra <amodra@gmail.com>
16186 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
16187 gpr alternatives. Correct '*' placement on Y,r alternative.
16188 Add '*' on operand 1 of r,r alternative.
16190 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16192 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
16193 * expmed.h: ... Here.
16195 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
16197 * gimple.h (stmt_can_terminate_bb_p): New function.
16198 * tree-cfg.c (need_fake_edge_p): Rename to ...
16199 (stmt_can_terminate_bb_p): ... this; return true if stmt can
16200 throw external; handle const and pure calls.
16201 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
16203 2016-07-14 Richard Biener <rguenther@suse.de>
16205 PR tree-optimization/71866
16206 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
16207 (do_hoist_insertion): Avoid endless recursion when we
16208 didn't insert anything because we managed to simplify
16209 things down to a constant or SSA name.
16210 (fully_constant_expression): Re-write in terms of ...
16211 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
16212 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
16213 vn_nary_build_or_lookup_1.
16214 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
16215 (vn_nary_build_or_lookup): ... this which now wraps it.
16217 2016-07-14 Alan Modra <amodra@gmail.com>
16220 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
16221 with p9_vector override before power9-dform override.
16223 2016-07-13 Andi Kleen <ak@linux.intel.com>
16225 * value-prof.c (gimple_value_profile_transformations): Don't run
16226 when auto_profile is on.
16228 2016-07-13 Andi Kleen <ak@linux.intel.com>
16230 * auto-profile.c (update_inlined_ind_target,
16231 afdo_indirect_call): Print information to dump file.
16233 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
16235 * genrecog.c (special_predicate_operand_p): New function.
16236 (predicate_name): Move function.
16237 (validate_pattern): Don't warn about missing mode for all
16238 define_special_predicate predicates.
16240 2016-07-13 Bin Cheng <bin.cheng@arm.com>
16242 * tree-vect-data-refs.c (vect_no_alias_p): New function.
16243 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
16244 resolve alias checks which are known at compilation time.
16245 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
16246 alias checks are resolved. Move dump info for too many runtime
16247 alias checks to here...
16248 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
16250 2016-07-13 Richard Biener <rguenther@suse.de>
16252 PR tree-optimization/24574
16253 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
16254 position and add shift, rotate, divison and modulo support
16256 (value_replacement): Pass in argument position to absorbing_element_p.
16258 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
16261 * ipa-inline-transform.c (inline_call): Support
16262 instrumented thunks.
16264 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16266 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
16267 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
16269 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
16270 Baseline. Make initial alternative TARGET_32BIT only.
16271 (udivsi3): Likewise.
16272 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16273 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16276 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16278 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16279 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16280 availability with TARGET_HAVE_MOVT.
16281 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16282 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16283 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16285 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16286 extra instruction if MOVW is available. Use a cost variable
16287 incremented by COSTS_N_INSNS (1) when the condition match rather than
16288 returning an arithmetic expression based on COSTS_N_INSNS. Make
16289 constant with bottom half word zero cost 2 instruction if MOVW is
16291 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16292 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16293 target is ARMv8-M Baseline.
16294 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16295 (arm_movtas_ze): Likewise.
16296 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16297 alternative for constants satisfying j constraint.
16298 (thumb1_movsi_insn): Likewise.
16299 (movsi splitter for K alternative): Tighten condition to not trigger
16300 if movt is available and j constraint is satisfied.
16301 (Pe immediate splitter): Likewise.
16302 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16303 constant fitting in an halfword to use MOVW.
16304 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16307 2016-07-13 Richard Biener <rguenther@suse.de>
16309 PR middle-end/71104
16310 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16311 gimplifying the LHS. Make sure to gimplify a returning twice
16312 call LHS without using SSA names.
16314 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16316 * tree-data-ref.c (find_data_references_in_stmt): Remove
16317 unnecessary call to vec::release.
16318 (graphite_find_data_references_in_stmt): Likewise.
16319 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16320 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16322 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16324 * cfgexpand.c (expand_used_vars): Make the type of a local
16326 * genmatch.c (lower_for): Likewise.
16327 * haifa-sched.c (haifa_sched_init): Likewise.
16328 (add_to_speculative_block): Likewise.
16329 (create_check_block_twin): Likewise.
16330 * predict.c (handle_missing_profiles): Likewise.
16331 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16332 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16333 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16335 (maybe_lower_iteration_bound): Likewise.
16336 * tree-ssa-sccvn.c (DFS): Likewise.
16337 * tree-stdarg.c (reachable_at_most_once): Likewise.
16338 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16339 (vectorizable_store): Likewise.
16341 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16343 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16344 (sccvn_dom_walker): make cond_stack an auto_vec.
16346 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16348 * ree.c (struct ext_state): Make type of members auto_vec.
16349 (find_and_remove_re): Adjust.
16351 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16353 * cfgexpand.c (struct stack_vars_data): Make type of fields
16355 (expand_used_vars): Adjust.
16357 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16359 * ipa.c (record_cdtor_fn): Adjust.
16360 (build_cdtor_fns): Likewise.
16361 (ipa_cdtor_merge): Make static_ctors and static_dtors local
16364 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16366 * genextract.c (struct accum_extract): Add constructor and make
16368 (gen_insn): Adjust.
16370 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16372 * tree.c (struct free_lang_data_d): Add constructor and change
16373 types of members to ones that automatically manage resources.
16374 (fld_worklist_push): Adjust.
16375 (find_decls_types): Likewise.
16376 (find_decls_types_in_eh_region): Likewise.
16377 (free_lang_data_in_cgraph): Stop manually creating and
16378 destroying members of free_lang_data_d.
16380 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
16382 PR rtl-optimization/68961
16383 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
16384 peephole variant. Use sse_reg_operand predicates.
16386 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
16388 * config/i386/predicates.md (x86_64_immediate_operand)
16389 <case CONST_INT>: Remove unneeded truncation to DImode.
16390 <case CONST>: Ditto.
16391 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16393 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16396 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
16397 The xxperm and xxpermr instructions require that the 2nd input
16398 operand overlap with the output operand, and not the 1st.
16399 (altivec_vperm_v8hiv16qi): Likewise.
16400 (altivec_vperm_<mode>_uns_internal): Likewise.
16401 (altivec_vpermr_<mode>_internal): Likewise.
16402 (vperm_v8hiv4si): Likewise.
16403 (vperm_v16qiv8hi): Likewise.
16405 2016-07-12 Nathan Sidwell <nathan@acm.org>
16407 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
16408 when -mno-pic-data-is-text-relative is in effect, by default.
16409 * doc/invoke.texi (mpic-data-is-text-relative): Document new
16410 behavior and clarify.
16412 2016-07-12 Martin Liska <mliska@suse.cz>
16414 * params.def: Add avg-loop niter.
16415 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
16416 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
16417 * doc/invoke.texi: Document the new parameter.
16419 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16421 PR middle-end/71700
16422 * expr.c (store_constructor): Mask sign-extended bits when widening
16423 sub-word constructor element at the start of a word.
16425 2016-07-12 Martin Liska <mliska@suse.cz>
16427 * Makefile.in: Append rule for params-options.h.
16428 * params-options.h: New file.
16430 2016-07-12 Martin Liska <mliska@suse.cz>
16432 * ira-build.c (mark_loops_for_removal): Properly iterate
16435 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
16436 Richard Biener <rguenther@suse.de>
16438 PR tree-optimization/23286
16439 PR tree-optimization/70159
16440 * doc/invoke.texi: Document -fcode-hoisting.
16441 * common.opt (fcode-hoisting): New flag.
16442 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
16443 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
16444 (do_regular_insertion): Rename to ...
16445 (do_pre_regular_insertion): ... this and amend general comments
16446 on insertion strathegy.
16447 (do_partial_partial_insertion): Rename to ...
16448 (do_pre_partial_partial_insertion): ... this.
16449 (do_hoist_insertion): New function.
16450 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
16451 and call do_hoist_insertion properly.
16453 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
16454 (pass_pre::execute): Register hoist_insert stats.
16456 2016-07-12 Jakub Jelinek <jakub@redhat.com>
16458 PR middle-end/71716
16459 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
16460 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
16461 is different from mode's bitsize. Small cleanup.
16463 2016-07-12 Richard Biener <rguenther@suse.de>
16465 PR rtl-optimization/68961
16466 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
16467 to simplify to a non-constant.
16469 2016-07-11 Jakub Jelinek <jakub@redhat.com>
16471 PR middle-end/71758
16472 * omp-low.c (expand_omp_target): Gimplify device.
16474 PR tree-optimization/71823
16475 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
16476 to get vec_oprnds2 from op2.
16478 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
16480 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
16481 Hoist common subexpressions.
16482 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16484 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
16487 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
16488 prevent generation of 'stxsiwx' on pre Power8 hardware.
16490 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16492 * input.c: Include cpplib.h.
16493 (selftest::temp_source_file): New class.
16494 (selftest::temp_source_file::temp_source_file): New ctor.
16495 (selftest::temp_source_file::~temp_source_file): New dtor.
16496 (selftest::should_have_column_data_p): New function.
16497 (selftest::test_should_have_column_data_p): New function.
16498 (selftest::temp_line_table): New class.
16499 (selftest::temp_line_table::temp_line_table): New ctor.
16500 (selftest::temp_line_table::~temp_line_table): New dtor.
16501 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
16502 it to create a temp_line_table.
16503 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
16504 locations that are known to have column data.
16505 (selftest::line_table_case): New struct.
16506 (selftest::test_reading_source_line): Move tempfile handling
16507 to class temp_source_file.
16508 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
16509 (selftest::assert_token_loc_eq): New function.
16510 (ASSERT_TOKEN_LOC_EQ): New macro.
16511 (selftest::test_lexer): New function.
16512 (selftest::boundary_locations): New array.
16513 (selftest::input_c_tests): Call test_should_have_column_data_p.
16514 Loop over a test matrix of interesting values of location and
16515 default_range_bits, calling test_lexer on each case in the matrix.
16516 Move call to test_accessing_ordinary_linemaps into the matrix.
16517 * selftest.h (ASSERT_EQ): Reimplement in terms of...
16518 (ASSERT_EQ_AT): New macro.
16520 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
16523 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16524 Don't convert TImode in debug insn.
16526 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
16528 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
16529 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
16530 (tree_type_common::lang_flag_7): New.
16531 (tree_type_common::spare): Reduce size.
16532 * tree.h (TYPE_ALIGN_OK): Remove.
16533 (TYPE_LANG_FLAG_7): New.
16534 (get_inner_reference): Adjust header.
16535 * print-tree.c (print_node): Adjust.
16536 * expr.c (get_inner_reference): Remove parameter keep_aligning.
16537 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
16538 calls to get_inner_reference.
16539 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
16540 handling of TYPE_ALIGN_OK.
16541 * builtins.c (get_object_alignment_2): Adjust call to
16542 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
16543 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
16545 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
16546 * cfgexpand.c (expand_debug_expr): Likewise.
16547 * dbxout.c (dbxout_expand_expr): Likewise.
16548 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
16549 loc_list_from_tree, fortran_common): Likewise.
16550 * fold-const.c (optimize_bit_field_compare,
16551 decode_field_reference, fold_unary_loc, fold_comparison,
16552 split_address_to_core_and_offset): Likewise.
16553 * gimple-laddress.c (execute): Likewise.
16554 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
16555 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
16556 * hsa-gen.c (gen_hsa_addr): Likewise.
16557 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
16558 * tsan.c (instrument_expr): Likewise.
16559 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
16560 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
16561 * tree-affine.c (tree_to_aff_combination,
16562 get_inner_reference_aff): Adjust calls to get_inner_reference.
16563 * tree-data-ref.c (split_constant_offset_1,
16564 dr_analyze_innermost): Likewise.
16565 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
16566 * tree-sra.c (ipa_sra_check_caller): Likewise.
16567 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
16568 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
16569 bswap_replace): Likewise.
16570 * tree-vect-data-refs.c (vect_check_gather,
16571 vect_analyze_data_refs): Likewise.
16572 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
16573 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
16576 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16578 * Makefile.in (selftest-valgrind): New phony target.
16579 * function-tests.c (selftest::build_cfg): Delete pass instances
16580 created by the test.
16581 (selftest::convert_to_ssa): Likewise.
16582 (selftest::test_expansion_to_rtl): Likewise.
16583 * tree-cfg.c (selftest::test_linear_chain): Release dominator
16585 (selftest::test_diamond): Likewise.
16587 2016-07-11 Richard Biener <rguenther@suse.de>
16589 PR tree-optimization/71816
16590 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
16591 than replacing all of its operands.
16593 2016-07-11 Alan Modra <amodra@gmail.com>
16595 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
16596 (ctr<mode>): Add unspec.
16597 (ctr<mode>_internal*): Likewise.
16599 2016-07-08 James Bowman <james.bowman@ftdichip.com>
16601 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
16602 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
16604 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
16606 PR rtl-optimization/71621
16607 * lra-constraints.c (process_alt_operands): Check combination of
16608 reg class and mode.
16610 2016-07-08 Jason Merrill <jason@redhat.com>
16611 Richard Biener <rguenther@suse.de>
16613 P0145: Refining Expression Order for C++.
16614 * gimplify.c (initial_rhs_predicate_for): New.
16615 (gimplfy_modify_expr): Gimplify RHS before LHS.
16617 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16620 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16621 Allow standard error handling to take over when a wrong number
16622 of arguments is presented to __builtin_vec_ld () or
16623 __builtin_vec_st ().
16625 2016-07-08 Jiong Wang <jiong.wang@arm.com>
16627 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
16632 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
16633 __builtin_aarch64_fmaxv2sf.
16634 (vmaxnmq_f32): Likewise.
16635 (vmaxnmq_f64): Likewise.
16636 (vminnm_f32): Likewise.
16637 (vminnmq_f32): Likewise.
16638 (vminnmq_f64): Likewise.
16640 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
16643 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
16644 enable -mfloat128-hardware by default.
16645 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
16646 that IEEE 128-bit hardware support needs.
16647 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
16648 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
16649 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
16650 floating point requires.
16651 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
16652 -mfloat128 and -mfloat128-hardware changes.
16654 2016-07-08 Alan Hayward <alan.hayward@arm.com>
16656 PR tree-optimization/71667
16657 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
16659 2016-07-08 Martin Liska <mliska@suse.cz>
16661 PR middle-end/71606
16662 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
16663 folding produces SAVE_EXPRs, thus return false for the type.
16665 2016-07-07 Martin Liska <mliska@suse.cz>
16667 * file-find.c (remove_prefix): New function.
16668 * file-find.h (remove_prefix): Declare the function.
16669 * gcc-ar.c (main): Skip a folder of the wrapper if
16670 a wrapped binary would point to the same file.
16672 2016-07-07 Jan Hubicka <jh@suse.cz>
16674 * tree-scalar-evolution.c (iv_can_overflow_p): export.
16675 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
16676 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
16678 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
16681 * ipa-inline-analysis.c (compute_inline_parameters): Set
16682 local.can_change_signature to false for intrumentation
16685 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16687 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
16688 with TARGET_HAVE_MOVT.
16689 (TARGET_HAVE_MOVT): Define.
16690 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
16691 availability with TARGET_HAVE_MOVT.
16692 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
16694 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
16696 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
16697 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
16698 * config/arm/constraints.md (define_constraint "j"): Use
16699 TARGET_HAVE_MOVT to check MOVT availability.
16701 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16703 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
16705 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16707 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
16708 (armv8-m.main): Likewise.
16709 (armv8-m.main+dsp): Likewise.
16710 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
16711 (FL_FOR_ARCH8M_MAIN): Likewise.
16712 * config/arm/arm-tables.opt: Regenerate.
16713 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
16714 armv8-m.main+dsp to BE8_LINK_SPEC.
16715 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
16716 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
16717 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
16718 Baseline and Mainline.
16719 (arm_option_override_internal): Also disable arm_restrict_it when
16720 !arm_arch_notm. Update comment for -munaligned-access to also cover
16722 (arm_file_start): Increase buffer size for printing architecture name.
16723 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
16724 and armv8-m.main+dsp.
16725 (mno-unaligned-access): Clarify that this is disabled by default for
16726 ARMv8-M Baseline architectures as well.
16728 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16730 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
16731 decide whether to prevent some libgcc routines being included for some
16732 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
16733 link between this condition and the one in
16734 libgcc/config/arm/lib1func.S.
16736 2016-07-07 Richard Biener <rguenther@suse.de>
16738 * tree-ssa-pre.c: Include alias.h.
16739 (compute_avail): If we have multiple VN_REFERENCEs with the
16740 same hashtable entry adjust that to make it a valid replacement
16741 for all of them with respect to alignment and aliasing
16742 when doing insertion.
16743 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
16744 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
16746 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
16750 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
16751 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
16754 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16756 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
16757 (adjust_mems): Adjust.
16758 (adjust_insn): Likewise.
16759 (prepare_call_arguments): Likewise.
16761 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16763 * gcse.c (struct ls_expr): Make stores field a vector.
16764 (ldst_entry): Adjust.
16765 (free_ldst_entry): Likewise.
16766 (print_ldst_list): Likewise.
16767 (compute_ld_motion_mems): Likewise.
16768 (update_ld_motion_stores): Likewise.
16770 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16772 * gcse.c (struct ls_expr): Remove loads field.
16773 (ldst_entry): Adjust.
16774 (free_ldst_entry): Likewise.
16775 (print_ldst_list): Likewise.
16776 (compute_ld_motion_mems): Likewise.
16778 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16780 * store-motion.c (struct st_expr): Make antic_stores a vector.
16781 (st_expr_entry): Adjust.
16782 (free_st_expr_entry): Likewise.
16783 (print_store_motion_mems): Likewise.
16784 (find_moveable_store): Likewise.
16785 (compute_store_table): Likewise.
16786 (remove_reachable_equiv_notes): Likewise.
16787 (replace_store_insn): Likewise.
16788 (build_store_vectors): Likewise.
16790 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16792 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
16793 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
16795 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16797 PR tree-optimization/71518
16798 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
16799 misalign also for outer loops with negative step.
16801 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
16803 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
16804 (cortex_a53_shift): Add mov_shift.
16805 (cortex_a53_shift_reg): Add new reservation for register shifts.
16806 (cortex_a53_alu): Remove bfm.
16807 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
16808 (cortex_a53_alu_extr): Add new reservation for EXTR.
16809 (bypasses): Improve bypass modelling.
16811 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16814 * config/avr/avr.c (avr_asm_select_section): Strip off
16815 SECTION_DECLARED from flags when calling get_section.
16817 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16819 * tree-vectorizer.h (vect_memory_access_type): Add
16820 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
16821 * tree-vect-stmts.c (compare_step_with_zero): New function.
16822 (perm_mask_for_reverse): Move further up file.
16823 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
16825 (get_negative_load_store_type): New function.
16826 (get_load_store_type): Call it. Add an ncopies argument.
16827 (vectorizable_mask_load_store): Update call accordingly and
16828 remove tests for negative steps.
16829 (vectorizable_store, vectorizable_load): Likewise. Handle new
16830 memory_access_types.
16832 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16834 * tree-vectorizer.h (vect_memory_access_type): New enum.
16835 (_stmt_vec_info): Add a memory_access_type field.
16836 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
16837 (vect_model_store_cost): Take an access type instead of a boolean.
16838 (vect_model_load_cost): Likewise.
16839 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
16840 vect_model_store_cost and vect_model_load_cost.
16841 * tree-vect-stmts.c (vec_load_store_type): New enum.
16842 (vect_model_store_cost): Take an access type instead of a
16843 store_lanes_p boolean. Simplify tests.
16844 (vect_model_load_cost): Likewise, but for load_lanes_p.
16845 (get_group_load_store_type, get_load_store_type): New functions.
16846 (vectorizable_store): Use get_load_store_type. Record the access
16847 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
16848 (vectorizable_load): Likewise.
16849 (vectorizable_mask_load_store): Likewise. Replace is_store
16850 variable with vls_type.
16852 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16854 * tree-vectorizer.h (vect_grouped_load_supported): Add a
16855 single_element_p parameter.
16856 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
16857 Check the PR65518 case here rather than in vectorizable_load.
16858 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
16859 * tree-vect-stmts.c (vectorizable_load): Likewise.
16861 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16863 * tree-vectorizer.h (gather_scatter_info): New structure.
16864 (vect_check_gather_scatter): Return a bool rather than a decl.
16865 Replace return-by-pointer arguments with a single
16866 gather_scatter_info *.
16867 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
16868 (vect_analyze_data_refs): Update call accordingly.
16869 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
16870 (vectorizable_mask_load_store): Likewise. Also record the
16871 offset dt and vectype in the gather_scatter_info.
16872 (vectorizable_store): Likewise.
16873 (vectorizable_load): Likewise.
16875 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16877 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
16878 strided groups, use the cost of N scalar accesses instead
16879 of ncopies vector accesses.
16880 (vect_model_load_cost): Likewise.
16882 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16884 * tree-vect-stmts.c (vect_cost_group_size): Delete.
16885 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
16886 variable to indicate when once-per-group costs are being used.
16887 (vect_model_load_cost): Likewise. Fix comment and misindented code.
16889 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
16891 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
16892 peeling-for-gaps condition.
16894 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16896 * config/s390/s390.c (s390_expand_vec_init): Force initializer
16897 element to register if it doesn't match general_operand.
16899 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
16900 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16902 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
16904 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
16905 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
16906 (SIGNBIT): New mode iterator.
16907 (Fsignbit): New mode attribute.
16908 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
16909 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
16910 when direct moves are available.
16911 (signbit<mode>2_dm): New define_insn_and_split).
16912 (signbit<mode>2_dm2): New define_insn.
16914 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16916 PR rtl-optimization/71594
16917 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
16918 into subregs of appropriate mode before trying to emit a conditional
16921 2016-07-05 Jan Hubicka <jh@suse.cz>
16923 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
16924 (simple_iv): Use it.
16926 2016-07-05 Jan Hubicka <jh@suse.cz>
16928 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
16930 2016-07-05 Jiong Wang <jiong.wang@arm.com>
16932 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
16935 2016-07-05 Jan Hubicka <jh@suse.cz>
16937 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
16940 2016-07-05 Richard Biener <rguenther@suse.de>
16942 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
16943 Handle empty else block.
16944 (is_feasible_trace): Likewise.
16945 (split_paths): Likewise.
16947 2016-07-05 Richard Biener <rguenther@suse.de>
16949 * tree-loop-distribution.c (distribute_loop): Fix issue with
16950 the cost model loop.
16952 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
16954 * config/arm/neon-testgen.ml: Delete.
16955 * config/arm/neon.ml: Delete.
16957 2016-07-04 Jakub Jelinek <jakub@redhat.com>
16960 * tree.c (attribute_value_equal): Use get_attribute_name instead of
16961 directly using TREE_PURPOSE.
16963 2016-07-04 Jiong Wang <jiong.wang@arm.com>
16965 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
16966 * config/aarch64/aarch64_neon.h: Likewise.
16967 * config/aarch64/arm_neon.h: Likewise.
16968 * config/aarch64/atomics.md: Likewise.
16969 * config/aarch64/aarch64-simd-builtins.def: Likewise.
16970 * doc/invoke.texi: Likewise.
16972 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16974 * config/s390/s390.md: Add "z13" cpu_facility.
16975 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
16976 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
16977 condition" type instructions.
16979 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
16980 Jeff Law <law@redhat.com>
16982 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
16983 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
16985 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
16987 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
16988 permutation for TARGET_AVX512F.
16989 (ix86_expand_vec_one_operand_perm_avx512): New function.
16990 (expand_vec_perm_1): Invoke introduced function.
16991 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
16992 it may be not valid after vectorization.
16994 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16997 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
16998 typo in comment. Only force to memory if it is a weak
16999 external reference.
17001 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
17002 Jiong Wang <jiong.wang@arm.com>
17004 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
17005 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
17006 (AARCH64_FL_F16): New.
17007 (AARCH64_FL_FOR_ARCH8_2): New.
17008 (AARCH64_ISA_8_2): New.
17009 (AARCH64_ISA_F16): New.
17010 (TARGET_FP_F16INST): New.
17011 (TARGET_SIMD_F16INST): New.
17012 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
17013 ("fp"): Disabling "fp" also disables "fp16".
17014 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
17015 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
17016 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
17017 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
17019 2016-07-04 Jan Beulich <jbeulich@suse.com>
17021 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
17023 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
17026 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
17027 the insns, use an insn form that does not adjust the offset on
17028 little endian systems.
17030 2016-07-01 Jan Beulich <jbeulich@suse.com>
17032 * varasm.c (get_variable_section): Validate initializer in
17033 named .bss-like sections.
17035 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
17037 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
17038 Exchange the order of the second and third operands in the vpermr
17039 instruction tmeplate.
17041 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
17044 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
17045 Disallow TDmode values.
17047 2016-07-01 Alan Modra <amodra@gmail.com>
17049 PR rtl-optimization/71709
17050 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
17051 being set, not referenced.
17053 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
17055 PR tree-optimization/70729
17056 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
17057 of loop since it can be not valid after transformation.
17059 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17061 * config/arm/arm.c (thumb_reload_in_hi): Delete.
17062 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
17064 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
17066 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
17069 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
17072 * config/rs6000/constraints.md (wY constraint): New constraint to
17073 match the requirements for the LXSD and STXSD instructions.
17074 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
17075 predicate to match the requirements for the LXSD and STXSD
17077 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
17078 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
17079 to make sure that the bottom 2 bits of offset are 0, the address
17080 form is offsettable, and no updating is done in the address mode.
17081 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
17082 (movdi_internal32): Likewise
17083 (movdi_internal64): Likewise.
17085 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17087 PR tree-optimization/71707
17088 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
17089 strinfo even for ADDR_EXPR ptr.
17091 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
17093 * config/rs6000/altivec.md (darn_32): Change the condition to
17094 TARGET_P9_MISC instead of TARGET_MODULO.
17095 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
17096 condition expression.
17097 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
17098 condition expression.
17099 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
17100 (DFP_TEST): New code iterator.
17101 (dfptstsfi_<code>_mode>): New define_expand.
17102 (*dfp_sgnfcnc_<mode>): New define_insn.
17103 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
17104 definition next to BU_P9_MISC_1 definition and change the MASK
17105 value to RS6000_BTM_P9_MISC.
17106 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
17107 (BU_P9_64BIT_MISC_0): Likewise.
17108 (BU_P9_DFP_MISC_0): New macro definition.
17109 (BU_P9_DFP_MISC_1): New macro definition.
17110 (BU_P9_DFP_MISC_2): New macro definition.
17111 (BU_P9_DFP_OVERLOAD_1): New macro definition.
17112 (BU_P9_DFP_OVERLOAD_2): New macro definition.
17113 (BU_P9_DFP_OVERLOAD_3): New macro definition.
17114 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
17115 (TSTSFI_LT_TD): Likewise.
17116 (TSTSFI_EQ_DD): Likewise.
17117 (TSTSFI_EQ_TD): Likewise.
17118 (TSTSFI_GT_DD): Likewise.
17119 (TSTSFI_GT_TD): Likewise.
17120 (TSTSFI_OV_DD): Likewise.
17121 (TSTSFI_OV_TD): Likewise.
17122 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
17123 (TSTSFI_LT_DD): Likewise.
17124 (TSTSFI_LT_TD): Likewise.
17125 (TSTSFI_EQ): Likewise.
17126 (TSTSFI_EQ_DD): Likewise.
17127 (TSTSFI_EQ_TD): Likewise.
17128 (TSTSFI_GT): Likewise.
17129 (TSTSFI_GT_DD): Likewise.
17130 (TSTSFI_GT_TD): Likewise.
17131 (TSTSFI_OV): Likewise.
17132 (TSTSFI_OV_DD): Likewise.
17133 (TSTSFI_OV_TD): Likewise.
17134 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17135 overloaded test significance functions.
17136 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17137 OPTION_MASK_P9_MISC into the representation of this mask.
17138 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
17140 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
17141 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
17143 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
17144 argument is a 6-bit unsigned literal value if the icode argument
17145 represents a DFP test significance built-in call.
17146 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
17147 flag used independently and in combination with the
17148 RS6000_BTM_64BIT flag.
17149 (rs6000_opt_masks): Add entry for power9-misc command-line option.
17150 (rs6000_builtin_mask_names): Add entry for power9-misc
17151 command-line option.
17152 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
17153 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
17154 RS6000_BTM_P9_MISC macros.
17155 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
17156 option and change the description of the -mpower9-vector option to
17157 enable only vector instructions, removing its erroneously claimed
17158 support for scalar instructions.
17159 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17160 the ISA 3.0 digital floating point test significance built-in
17163 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
17165 * config/aarch64/aarch64.c (cortexa35_tunings):
17166 Enable AES fusion. Use cortexa57_branch_cost.
17167 (cortexa53_tunings): Use cortexa57_branch_cost.
17168 (cortexa72_tunings): Use cortexa57_branch_cost.
17169 Use AUTOPREFETCHER_WEAK.
17170 (cortexa73_tunings): Use cortexa57_branch_cost.
17172 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17173 James Greenhalgh <james.greenhalgh@arm.com>
17175 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
17176 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
17177 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
17178 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
17179 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
17180 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
17181 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
17182 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
17183 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
17184 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
17185 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
17186 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
17187 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
17190 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
17191 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17193 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
17195 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
17197 2016-06-30 David Malcolm <dmalcolm@redhat.com>
17200 * gcc.c (driver::build_option_suggestions): Pass "option" to
17201 add_misspelling_candidates.
17202 * opts-common.c (add_misspelling_candidates): Add "option" param;
17203 use it to avoid adding negated forms for options marked with
17205 * opts.h (add_misspelling_candidates): Add "option" param.
17207 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17209 PR middle-end/71693
17210 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
17211 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
17212 first when permuting bitwise operation with rotate. Cast
17213 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
17215 2016-06-29 David Malcolm <dmalcolm@redhat.com>
17217 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
17218 for misspelled param names.
17219 * params.c: Include spellcheck.h.
17220 (find_param_fuzzy): New function.
17221 * params.h (find_param_fuzzy): New prototype.
17222 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
17223 * spellcheck.h (struct edit_distance_traits<const char *>):
17226 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17228 * config/rs6000/predicates.md (const_0_to_7_operand): New
17229 predicate, recognize 0..7.
17230 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17231 support for doing extracts from V16QImode, V8HImode, V4SImode
17233 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
17234 vector extract support.
17235 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
17236 for ISA 3.0 vector extract.
17237 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
17238 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
17239 extracts of a constant element number from small integer vectors
17240 on 64-bit ISA 3.0 systems.
17241 (vsx_extract_<mode>_di): Likewise.
17242 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
17243 say when we can do ISA 3.0 vector extracts.
17244 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
17245 registers, using the stxsiwx instruction.
17247 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
17249 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
17250 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
17251 qdf24xx_regmove_cost, qdf24xx_tunings): New.
17252 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
17253 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
17254 * config/arm/arm.c (arm_qdf24xx_tune): New.
17256 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
17258 * config/aarch64/aarch64.c (cortexa53_tunings):
17259 Increase loop alignment to 8. Set function alignment to 16.
17260 (cortexa35_tunings): Likewise.
17261 (cortexa57_tunings): Increase loop alignment to 8.
17262 (cortexa72_tunings): Likewise.
17263 (cortexa73_tunings): Likewise.
17265 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
17267 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
17268 for arm_fp16_ok and arm_fp16_hw.
17269 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
17270 arm_fp16_alternative.
17272 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17274 PR tree-optimization/71655
17275 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17276 types when swapping operands.
17278 2016-06-29 Martin Liska <mliska@suse.cz>
17280 PR middle-end/71585
17281 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17282 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17283 of build_optimization_node.
17285 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17287 PR tree-optimization/70729
17288 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17289 independent in loops having positive safelen value.
17290 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17291 it may be not valid after vectorization.
17293 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17295 PR tree-optimization/71625
17296 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17297 is sorted by ascending list->offset. If PTR is non-NULL and there is
17298 previous strinfo, call get_stridx_plus_constant.
17299 (get_stridx): Pass exp as second argument to get_addr_stridx.
17300 (addr_stridxptr): Add missing list = list->next, so that there can be
17301 more than one entries in the list. Bump limit from 16 to 32. Ensure
17302 the list is sorted by ascending list->offset.
17303 (get_stridx_plus_constant): Adjust so that it can be also called with
17304 ADDR_EXPR instead of SSA_NAME as PTR.
17305 (handle_char_store): Pass NULL_TREE as second argument to
17308 2016-06-29 Richard Biener <rguenther@suse.de>
17310 PR rtl-optimization/68961
17311 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17313 2016-06-29 Richard Biener <rguenther@suse.de>
17315 PR middle-end/71002
17316 * alias.c (component_uses_parent_alias_set_from): Handle
17317 type punning through union accesses by using the union alias set.
17318 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17320 2016-07-29 Richard Biener <rguenther@suse.de>
17322 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17323 precision not matching mode precision.
17325 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17327 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17328 pa_output_arg_descriptor.
17329 (call_val_symref_64bit_post_reload): Likewise.
17330 (call_val_powf_64bit_post_reload): Likewise.
17331 (sibcall_internal_symref_64bit): Likewise.
17332 (sibcall_value_internal_symref_64bit): Likewise.
17334 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17336 PR middle-end/71626
17337 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17338 a constant, force its SUBREG_REG into memory or register instead
17341 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17344 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17345 * doc/invoke.texi (AVR Options): Document it.
17347 2016-06-28 Walter Lee <walt@tilera.com>
17349 * config/tilegx/linux.h: Do not include arch/icache.h
17350 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17351 * config/tilepro/linux.h: Do not include arch/icache.h
17352 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17354 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17356 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17357 for big-endian BIT_FIELD_REF.
17359 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
17361 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
17362 ('size' attribute): Add '128'.
17364 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
17365 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
17366 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
17367 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
17368 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
17369 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
17370 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
17371 *trunc<mode>df2_odd): Set size attribute to '128'.
17372 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
17373 * config/rs6000/power6.md (power6-fp): Include dfp type.
17374 * config/rs6000/power7.md (power7-fp): Likewise.
17375 * config/rs6000/power8.md (power8-fp): Likewise.
17376 * config/rs6000/power9.md: New file.
17377 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
17378 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
17379 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
17381 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
17382 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17383 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
17384 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
17385 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
17386 dfp_dscri_<mode>): Change type attribute to dfp.
17387 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
17388 attribute to vecsimple.
17389 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
17390 and prefetch streams.
17391 (rs6000_option_override_internal): Remove temporary code setting
17392 tuning to power8. Don't set rs6000_sched_groups for power9.
17393 (last_scheduled_insn): Change to rtx_insn *.
17394 (divide_cnt, vec_load_pendulum): New variables.
17395 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
17396 (rs6000_issue_rate): Set issue rate for Power9.
17397 (is_power9_pairable_vec_type): New.
17398 (power9_sched_reorder2): New.
17399 (rs6000_sched_reorder2): Call new function for Power9 specific
17401 (insn_must_be_first_in_group): Remove Power9.
17402 (insn_must_be_last_in_group): Likewise.
17403 (force_new_group): Likewise.
17404 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
17405 Initialize divide_cnt/vec_load_pendulum.
17406 (_rs6000_sched_context, rs6000_init_sched_context,
17407 rs6000_set_sched_context): Handle context save/restore of new
17410 2016-06-28 Richard Biener <rguenther@suse.de>
17412 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
17413 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
17414 COMPONENT_REF operand.
17415 (nonoverlapping_component_refs_p): Likewise.
17416 * stor-layout.c (start_bitfield_representative): Mark
17417 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
17419 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17421 * Makefile.in: Don't cat ../stage_current if it does not exist.
17423 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
17424 last argument is a bit-field.
17426 PR rtl-optimization/71673
17427 * internal-fn.c (expand_arith_overflow_result_store): Use
17428 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
17429 expand_simple_binop.
17431 PR middle-end/66867
17432 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
17433 expand_ifn_atomic_compare_exchange): New functions.
17434 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
17435 * tree.h (build_call_expr_internal_loc): Rename to ...
17436 (build_call_expr_internal_loc_array): ... this. Fix up type of
17438 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
17439 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
17440 ATOMIC_COMPARE_EXCHANGE result.
17441 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
17442 * gimple-fold.h (optimize_atomic_compare_exchange_p,
17443 fold_builtin_atomic_compare_exchange): New prototypes.
17444 * gimple-fold.c (optimize_atomic_compare_exchange_p,
17445 fold_builtin_atomic_compare_exchange): New functions..
17446 * tree-ssa.c (execute_update_addresses_taken): If
17447 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
17448 of call when finding addressable vars, and if such var becomes
17449 non-addressable, call fold_builtin_atomic_compare_exchange.
17451 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
17454 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
17455 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
17457 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
17459 * config/rs6000/rs6000.md ('type' attribute): Add
17460 veclogical,veccmpfx,vecexts,vecmove insn types.
17461 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
17462 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
17463 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
17464 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
17465 *nabs<mode>2_hw): Change type to vecmove.
17466 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
17467 *boolcc<mode>3_internal, *eqv<mode>3_internal,
17468 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
17469 *ieee_128bit_vsx_abs<mode>2_internal,
17470 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
17471 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
17472 *ieee128_mtvsrd_32bit): Change type to veclogical.
17473 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
17474 *movdi_internal32, *movdi_internal64): Update insn types.
17475 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
17476 vsx_extract_<mode>): Change type to veclogical.
17477 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
17478 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
17479 *vsx_sign_extend_si_v2di): Change type to vecexts.
17480 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
17481 type to veclogical.
17482 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
17483 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
17484 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
17485 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
17486 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17487 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
17488 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
17489 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
17490 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
17491 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
17492 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
17493 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
17494 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
17495 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
17496 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
17497 (ppc7450-vecsimple): Add veclogical, vecmove.
17498 (ppc7450-veccmp): Add veccmpfx.
17499 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
17501 (ppc8540_vector_compare): Add veccmpfx.
17502 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
17503 * config/rs6000/cell.md (cell-fp): Add fpsimple.
17504 (cell-vecsimple): Add veclogical, vecmove.
17505 (cell-veccmp): Add veccmpfx.
17506 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
17507 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
17509 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
17510 * config/rs6000/power4.md (power4-fp): Add fpsimple.
17511 (power4-vecsimple): Add veclogical, vecmove.
17512 (power4-veccmp): Add veccmpfx.
17513 * config/rs6000/power5.md (power5-fp): Add fpsimple.
17514 * config/rs6000/power6.md (power6-fp): Add fpsimple.
17515 (power6-vecsimple): Add veclogical, vecmove.
17516 (power6-veccmp): Add veccmpfx.
17517 * config/rs6000/power7.md (power7-fp): Add fpsimple.
17518 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
17519 * config/rs6000/power8.md (power8-fp): Add fpsimple.
17520 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
17521 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
17522 * config/rs6000/titan.md (titan_fp): Add fpsimple.
17523 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
17525 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
17527 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
17530 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17531 OPTION_MASK_P9_DFORM_VECTOR.
17532 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
17533 disable -mpower9-dform-vector when using reload.
17534 (quad_address_p): Remove 'gpr_p' argument and all associated code.
17535 New 'strict' argument. Update all callers. Add strict addressing
17537 (rs6000_legitimate_offset_address_p): Remove call to
17538 virtual_stack_registers_memory_p.
17539 (rs6000_legitimize_reload_address): Add quad address support.
17540 (rs6000_legitimate_address_p): Move call to quad_address_p above
17541 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
17542 to account for new strict usage.
17543 (rs6000_output_move_128bit): Adjust quad_address_p args to account
17544 for new strict usage.
17545 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
17547 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
17554 * config/i386/i386.c (ix86_spill_class): Disable condition to
17555 always return NO_REGS.
17557 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
17559 * predict.c: Include gimple-pretty-print.h
17560 (predicted_by_loop_heuristics_p): Check also
17561 PRED_LOOP_EXIT_WITH_RECURSION
17562 (predict_loops): Find self recursive calls and use special purpose
17563 predictors for them; dump log about decisions.
17564 (pass_profile::execute): Dump info about #of iterations.
17565 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
17566 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
17568 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
17570 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
17571 output_asm_insn calls and shorten long lines. Output .CALL
17572 argument descriptor using pa_output_arg_descriptor. Add various
17573 inline $$dyncall and other optimizations.
17574 (pa_attr_length_indirect_call): Adjust ordering and lengths.
17576 2016-06-25 Jakub Jelinek <jakub@redhat.com>
17578 PR tree-optimization/71643
17579 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
17582 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
17583 leak a bitmap if dep_bb is NULL.
17585 PR tree-optimization/71631
17586 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
17587 to rewrite_expr_tree even if negate_result, move new_lhs var
17588 declaration and initialization earlier, for powi_result set afterwards
17589 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
17590 if new_lhs != lhs, and don't shadow gsi var.
17592 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17594 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
17595 Add in_loop parameter.
17596 (predict_loops): Add loop guard heuristics.
17597 * predict.def (PRED_LOOP_GUARD): New heuristics.
17599 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17601 * predict.c: Include ipa-utils.h
17602 (tree_bb_level_prediction): Predict recursive calls.
17603 (tree_estimate_probability_bb): Skip inexpensive calls for call
17605 * predict.def (PRED_RECURSIVE_CALL): New.
17607 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17609 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
17610 (BU_FLOAT128_1): Likewise.
17612 (COPYSIGNQ): Likewise.
17613 (RS6000_BUILTIN_NANQ): Likewise.
17614 (RS6000_BUILTIN_NANSQ): Likewise.
17615 (RS6000_BUILTIN_INFQ): Likewise.
17616 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
17617 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
17618 (TARGET_FOLD_BUILTIN): New #define.
17619 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
17620 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
17621 (rs6000_fold_builtin): New target hook implementation, handling
17622 folding of 128-bit NaNs and infinities.
17623 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
17624 entries are filled in to avoid problems during bootstrap
17625 self-test; define builtins for 128-bit NaNs and infinities.
17626 (rs6000_opt_mask): Add entry for float128.
17627 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
17628 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
17629 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
17630 (const_str_type_node): New #define.
17631 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
17632 to a define_expand that dispatches to either copysign<mode>3_soft
17633 or copysign<mode>3_hard.
17634 (copysign<mode>3_hard): Rename from copysign<mode>3.
17635 (copysign<mode>3_soft): New define_insn.
17636 * doc/extend.texi: Document new builtins.
17638 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17640 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
17641 PRIu64 instead of lu.
17643 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
17646 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
17647 copy the type name.
17649 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17651 PR tree-optimization/71647
17652 * omp-low.c (lower_rec_input_clauses): Convert
17653 omp_clause_aligned_alignment (c) to size_type_node for the
17654 last argument of __builtin_assume_aligned.
17656 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
17658 * configure.ac (calling ___tls_get_addr via GOT): New
17659 assembler/linker check.
17660 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
17661 assembler and linker supports calling ___tls_get_addr via GOT.
17662 Otherise, defined to 0.
17663 * config.in: Regenerated.
17664 * configure: Likewise.
17665 * config/i386/constraints.md (Yb): New constraint.
17666 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
17667 (REG_CLASS_NAMES): Likewise.
17668 (REG_CLASS_CONTENTS): Likewise.
17669 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
17670 the b constraint with the Yb constraint. Call ___tls_get_addr
17671 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
17673 (*tls_local_dynamic_base_32_gnu): Likewise.
17674 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
17675 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
17676 (*tls_local_dynamic_base_64_<mode>): Likewise.
17678 2016-06-24 Martin Liska <mliska@suse.cz>
17680 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
17681 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
17683 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
17684 argument to true if the expected number of iterations is
17687 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
17689 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
17690 assemble for 32bit target.
17691 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
17692 and $ld_ix86_gld_32_opt to link for 32bit target.
17693 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
17694 * configure: Regenerate.
17696 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17698 * config/arm/arm.c (int_log2): Delete definition and prototype.
17699 (shift_op): Use exact_log2 instead of int_log2.
17700 (vfp3_const_double_for_fract_bits): Likewise.
17702 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17704 * internal-fn.c (expand_arith_set_overflow): New function.
17705 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
17707 (expand_arith_overflow_result_store): Likewise. Handle precision
17708 smaller than mode precision.
17709 * tree-vrp.c (extract_range_basic): For imag part, handle
17710 properly signed 1-bit precision result.
17711 * doc/extend.texi (__builtin_add_overflow): Document that last
17712 argument can't be pointer to enumerated or boolean type.
17713 (__builtin_add_overflow_p): Document that last argument can't
17714 have enumerated or boolean type.
17716 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17717 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17719 * config/rs6000/predicates.md (splat_input_operand): Rework.
17720 Don't allow constants, since the insns that use this predicate
17721 don't support constants. Constants are handled by other insns
17722 that are created via combine. During and after register
17723 allocation, only allow indexed or indirect addresses, and not
17724 general addresses. Only allow modes supported by the hardware.
17725 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
17726 comment. Move check for using VSPLTIS<x> to a common location,
17727 instead of doing it in two different places.
17729 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
17731 * config/i386/driver-i386.c (host_detect_local_cpu): Set
17732 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
17733 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
17734 signature_CENTAUR_ebx.
17736 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
17740 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
17741 (as_ix86_gas_32_opt): This.
17742 (ld_ix86_tls_ldm_opt): Renamed to ...
17743 (ld_ix86_gld_32_opt): This.
17744 (R_386_TLS_LDM reloc): Updated.
17745 (R_386_GOT32X reloc): New assembler/linker check.
17746 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
17747 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
17749 * config.in: Regenerated.
17750 * configure: Likewise.
17751 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
17752 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
17753 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
17754 if ix86_force_load_from_GOT_p returns true.
17755 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
17756 ix86_force_load_from_GOT_p returns true.
17757 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
17758 the external function address via the GOT slot.
17759 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
17760 HAVE_AS_IX86_GOT32X before returning false.
17761 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
17762 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
17764 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
17766 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
17768 2016-06-23 Andi Kleen <ak@linux.intel.com>
17770 * Makefile.in: Regenerate.
17771 * doc/install.texi: Document autoprofiledbootstrap.
17773 2016-06-23 Andi Kleen <ak@linux.intel.com>
17775 * config/i386/gcc-auto-profile: New file.
17777 2016-06-23 Martin Liska <mliska@suse.cz>
17779 PR middle-end/71619
17780 * predict.c (predict_loops): Revert the hunk that was removed
17783 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
17785 * config.gcc: Add support for arm*-*-phoenix* targets.
17786 * config/arm/t-phoenix: New.
17787 * config/phoenix.h: New.
17789 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
17790 H.J. Lu <hongjiu.lu@intel.com>
17793 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
17794 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
17795 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
17796 ix86_force_load_from_GOT_p returns true.
17797 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
17798 ix86_force_load_from_GOT_p returns true.
17799 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
17800 ix86_force_load_from_GOT_p returns true.
17801 (ix86_expand_move): Load the external function address via the
17802 GOT slot if ix86_force_load_from_GOT_p returns true.
17803 * config/i386/predicates.md (x86_64_immediate_operand): Return
17804 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
17805 (x86_64_zext_immediate_operand): Ditto.
17807 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
17809 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
17811 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17814 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
17815 * diagnostic.c (pedwarn_at_rich_loc): New function.
17816 * spellcheck.h (best_match::best_match): Add a
17817 "best_distance_so_far" optional parameter.
17818 (best_match::set_best_so_far): New method.
17819 (best_match::get_best_distance): New accessor.
17820 (best_match::get_best_candidate_length): New accessor.
17822 2016-06-22 Nick Clifton <nickc@redhat.com>
17824 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
17825 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
17826 modes are accepted as well.
17827 (ucompare_loc_descriptor): Likewise.
17828 (minmax_loc_descriptor): Likewise.
17829 (clz_loc_descriptor): Likewise.
17830 (popcount_loc_descriptor): Likewise.
17831 (bswap_loc_descriptor): Likewise.
17832 (rotate_loc_descriptor): Likewise.
17833 (mem_loc_descriptor): Likewise.
17834 (loc_descriptor): Likewise.
17836 2016-06-22 David Malcolm <dmalcolm@redhat.com>
17838 * common.opt (fdiagnostics-parseable-fixits): New option.
17839 * diagnostic.c: Include "selftest.h".
17840 (print_escaped_string): New function.
17841 (print_parseable_fixits): New function.
17842 (diagnostic_report_diagnostic): Call print_parseable_fixits.
17843 (selftest::assert_print_escaped_string): New function.
17844 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
17845 (selftest::test_print_escaped_string): New function.
17846 (selftest::test_print_parseable_fixits_none): New function.
17847 (selftest::test_print_parseable_fixits_insert): New function.
17848 (selftest::test_print_parseable_fixits_remove): New function.
17849 (selftest::test_print_parseable_fixits_replace): New function.
17850 (selftest::diagnostic_c_tests): New function.
17851 * diagnostic.h (struct diagnostic_context): Add field
17852 "parseable_fixits_p".
17853 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
17854 -fdiagnostics-parseable-fixits.
17855 (-fdiagnostics-parseable-fixits): New option.
17856 * opts.c (common_handle_option): Handle
17857 -fdiagnostics-parseable-fixits.
17858 * selftest-run-tests.c (selftest::run_tests): Call
17859 selftest::diagnostic_c_tests.
17860 * selftest.h (selftest::diagnostic_c_tests): New prototype.
17862 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
17864 PR tree-optimization/71488
17865 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
17866 comparison of boolean vectors.
17867 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
17868 of boolean vectors using bitwise operations.
17870 2016-06-22 Andreas Schwab <schwab@suse.de>
17872 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
17873 Remove declaration.
17875 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
17877 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
17879 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
17881 * config/i386/i386.c (print_reg): Emit an error message on attempt to
17884 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17886 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
17887 * config/arm/arm-cores.def (cortex-a73): New entry.
17888 (cortex-a73.cortex-a35): Likewise.
17889 (cortex-a73.cortex-a53): Likewise.
17890 * config/arm/arm-tables.opt: Regenerate.
17891 * config/arm/arm-tune.md: Likewise.
17892 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
17893 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17894 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
17895 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
17896 * doc/invoke.texi (ARM Options): Document cortex-a73,
17897 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
17899 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17901 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
17902 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
17903 (cortex-a73.cortex-a35): Likewise.
17904 (cortex-a73.cortex-a53): Likewise.
17905 * config/aarch64/aarch64-tune.md: Regenerate.
17906 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
17907 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
17910 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17912 * configure.ac (gcc_cv_as_compress_debug): Remove
17913 --compress-debug-sections as extra as switch.
17914 Handle gas --compress-debug-sections=type.
17915 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
17916 Handle gld --compress-debug-sections=type.
17917 * configure: Regenerate.
17919 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
17921 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
17923 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
17925 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
17926 (do_rewrite): likewise.
17928 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17930 * common/config/mep/mep-common.c: Remove.
17931 * config.gcc: Remove mep-* support.
17932 * config/mep/constraints.md: Remove.
17933 * config/mep/default.h: Remove.
17934 * config/mep/intrinsics.h: Remove.
17935 * config/mep/intrinsics.md: Remove.
17936 * config/mep/ivc2-template.h: Remove.
17937 * config/mep/mep-c5.cpu: Remove.
17938 * config/mep/mep-core.cpu: Remove.
17939 * config/mep/mep-default.cpu: Remove.
17940 * config/mep/mep-ext-cop.cpu: Remove.
17941 * config/mep/mep-intrin.h: Remove.
17942 * config/mep/mep-ivc2.cpu: Remove.
17943 * config/mep/mep-pragma.c: Remove.
17944 * config/mep/mep-protos.h: Remove.
17945 * config/mep/mep.c: Remove.
17946 * config/mep/mep.cpu: Remove.
17947 * config/mep/mep.h: Remove.
17948 * config/mep/mep.md: Remove.
17949 * config/mep/mep.opt: Remove.
17950 * config/mep/predicates.md: Remove.
17951 * config/mep/t-mep: Remove.
17952 * doc/install.texi: Remove mep-* documentation.
17953 * doc/md.texi: Likewise.
17955 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17957 * config.gcc: Remove support for avr-rtems.
17958 * config/avr/gen-avr-mmcu-specs.c: Likewise.
17959 * config/avr/rtems.h: Remove.
17960 * config/avr/t-rtems: Remove.
17962 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17964 * config.gcc: Remove m32r-rtems support.
17965 * config/m32r/rtems.h: Remove.
17967 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17969 * config.gcc: Remove h8300-rtems support.
17970 * config/h8300/rtems.h: Remove.
17971 * config/h8300/t-rtems: Remove.
17973 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17975 * config.gcc: Remove support for knetbsd.
17976 * configure.ac: Likewise.
17977 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
17978 * config/knetbsd-gnu.h: Remove.
17979 * configure: Regenerate.
17981 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17983 * config.gcc: Remove support for openbsd 2 and 3.
17984 * config/openbsd-oldgas.h: Remove.
17986 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17988 * config.gcc: Remove interix support.
17989 * config/i386/i386-interix.h: Remove.
17990 * config/i386/interix.opt: Remove.
17991 * config/i386/t-interix: Remove.
17992 * configure: Regenerate.
17993 * configure.ac: Remove interix support.
17994 * doc/install.texi: Remove interix documentation.
17996 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
17998 * config/rs6000/rs6000.h: Add conditional preprocessing directives
17999 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
18002 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18004 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
18005 they are both PLACEHOLDER_EXPRs.
18007 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18009 * stor-layout.c (layout_type): Move setting complex MODE to
18010 layout_type, instead of setting it ahead of time by the caller.
18011 * tree.c (build_complex_type): Likewise.
18013 2016-06-21 Martin Liska <mliska@suse.cz>
18015 * predict.c (force_edge_cold): Replace imposisble with
18018 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18020 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
18021 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
18023 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18025 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
18027 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
18028 Ilya Enkovich <ilya.enkovich@intel.com>
18031 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18032 New member function to convert V1TImode register to SUBREG
18033 TImode in debug insn.
18034 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
18035 after changing register mode to V1TImode.
18037 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
18039 * config/aarch64/aarch64-cores.def (vulcan): New core.
18040 * config/aarch64/aarch64-tune.md: Regenerate.
18041 * doc/invoke.texi: Document vulcan as an available option.
18043 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18045 * cse.c (canon_asm_operands): New function extracted from...
18046 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
18047 either standalone or member of a PARALLEL.
18049 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18052 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
18053 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
18054 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
18056 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18059 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
18060 constant addresses if can_create_pseudo_p.
18062 2016-06-21 Jakub Jelinek <jakub@redhat.com>
18064 PR tree-optimization/71588
18065 * tree-ssa-strlen.c (valid_builtin_call): New function.
18066 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
18069 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18071 PR middle-end/71581
18072 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
18073 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
18074 for conversion of scalar user var to complex type and use the
18075 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
18078 PR rtl-optimization/71591
18079 * toplev.c (toplev::run_self_tests): If no_backend, complain and
18080 don't run any tests.
18082 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
18085 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
18086 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
18087 space for PIC with non-v32 and the common non-PIC "jump".
18089 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18092 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
18093 returned values and add UN*/LTGT/*ORDERED cases with values matching
18094 D operand modifier on vcmp for AVX.
18096 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18098 * config/aarch64/aarch64.opt
18099 (mpc-relative-literal-loads): Rename internal option name.
18100 * config/aarch64/aarch64.c
18101 (aarch64_nopcrelative_literal_loads): Rename to
18102 aarch64_pcrelative_literal_loads.
18103 (aarch64_expand_mov_immediate): Likewise.
18104 (aarch64_secondary_reload): Likewise.
18105 (aarch64_can_use_per_function_literal_pools_p): Likewise.
18106 (aarch64_override_options_after_change_1): Rename and simplify logic.
18107 (aarch64_classify_symbol): Merge large model checks into switch,
18108 remove pc-relative load check.
18110 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18112 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
18113 costs relative to the cost of a register move.
18115 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18117 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
18118 (vcvt_n_f64_u64): Likewise.
18119 (vcvt_n_s64_f64): Likewise.
18120 (vcvt_n_u64_f64): Likewise.
18121 (vcvt_f64_s64): Likewise.
18122 (vrecpe_f64): Likewise.
18123 (vcvt_f64_u64): Likewise.
18124 (vrecps_f64): Likewise.
18126 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18128 * config/aarch64/aarch64.md
18129 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
18131 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
18133 * config/aarch64/aarch64-builtins.c
18134 (aarch64_types_binop_uss_qualifiers): Delete.
18135 (TYPES_BINOP_USS): Likewise.
18136 (aarch64_types_binop_sus_qualifiers): Likewise.
18137 (TYPES_BINOP_SUS): Likewise.
18138 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
18139 (TYPES_FCVTIMM_SUS): Likewise.
18140 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
18142 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
18143 (fcvtzs): Use SHIFTIMM rather than BINOP.
18144 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
18146 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18148 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
18149 costs relative to the cost of a register move.
18151 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18153 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
18154 Allow scalar/single vector modes to be tieable.
18156 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18158 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
18160 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18162 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
18164 * tree.h (TYPE_ALIGN): Likewise.
18166 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18169 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
18171 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18173 * config/avr/avr.c (avr_print_operand): Fix "format not a string
18174 literal" build warnings.
18175 (avr_print_operand_address): Dito.
18177 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
18180 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
18181 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
18183 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
18185 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
18187 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
18190 * reload1.c (reload): Pass 0 to finish_spills when called because
18191 update_eliminables_and_spill returns true and remove did_spill.
18192 (finish_spills): Adjust comment and document GLOBAL parameter.
18194 2016-06-17 DJ Delorie <dj@redhat.com>
18197 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
18198 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
18199 (umulqihi3_virt): Likewise.
18200 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
18201 (umulqihi3_real): Likewise.
18203 2016-06-17 Martin Liska <mliska@suse.cz>
18205 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
18207 2016-06-17 Martin Liska <mliska@suse.cz>
18209 * predict.def: PRED_LOOP_EXIT from 92 to 85.
18211 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
18213 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
18215 (vaddq_f32): Likewise.
18216 (vmul_f32): Likewise.
18217 (vmulq_f32): Likewise.
18218 (vsub_f32): Likewise.
18219 (vsubq_f32): Likewise.
18221 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18223 PR tree-optimization/71347
18224 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
18225 cost for all uses in group.
18227 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18229 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18230 insert gimple seq if it's not empty.
18232 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18234 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
18236 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
18237 rather than OFFSET.
18238 (comp_dr_with_seg_len_pair): Ditto.
18239 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
18240 struct dr_with_seg_len_pair against DR_OFFSET.
18241 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
18242 DR_OFFSET directly.
18244 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
18246 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
18248 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
18250 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
18251 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
18252 (pa_output_millicode_call): Likewise.
18253 (pa_output_call): Likewise.
18254 (pa_output_indirect_call): Likewise.
18255 (pa_asm_output_mi_thunk): Likewise.
18257 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18259 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
18261 2016-06-16 Martin Liska <mliska@suse.cz>
18263 * predict.c (combine_predictions_for_insn): When we find a first
18264 match predictor, we should consider just predictors with
18265 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
18266 DS theory predictor.
18267 (combine_predictions_for_bb): Likewise.
18269 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18271 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18272 with base of reference to struct.
18274 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18276 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18278 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18281 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18282 progmem_swtable_section.
18283 (progmem_swtable_section): Remove.
18284 (avr_asm_function_rodata_section): Remove.
18285 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18286 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18288 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18290 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18291 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18292 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18293 signature_CENTAUR_ebx.
18294 * config/i386/i386.c (ix86_option_override_internal): Add
18295 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18296 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18297 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18299 2016-06-16 Martin Liska <mliska@suse.cz>
18301 * predict.def: Add fortran loop preheader predictor.
18302 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18303 fold IFN_BUILTIN_EXPECT with a known constant argument.
18305 2016-06-16 Martin Liska <mliska@suse.cz>
18307 * predict.def: Add 'Fortran' to display text of all
18308 PRED_FORTRAN_* predictors.
18310 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18313 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18314 [IA64_BUILTIN_NANSQ]: Ditto.
18315 (ia64_fold_builtin): New function.
18316 (TARGET_FOLD_BUILTIN): New define.
18317 (ia64_init_builtins) Declare const_string_type node.
18318 Add __builtin_nanq and __builtin_nansq builtin functions.
18319 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18321 2016-06-16 Nick Clifton <nickc@redhat.com>
18323 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18324 MSP430_HWMULT_ prefix to enum values.
18325 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18326 * config/msp430/msp430.c: Update use of enum values.
18327 * config/msp430/msp430.md: Likewise.
18328 * config/msp430/msp430.opt: Likewise.
18330 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18332 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18333 of comparsions in the last iteration.
18335 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18336 Joern Rennecke <joern.rennecke@embecosm.com>
18338 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18340 (arc_needs_pcl_p): Add GOTOFFPC.
18341 (arc_legitimate_pic_addr_p): Likewise.
18342 (arc_output_pic_addr_const): Likewise.
18343 (arc_legitimize_pic_address): Generate a pc-relative address using
18345 (arc_output_libcall): Use @pcl syntax.
18346 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18347 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18348 (*movsi_insn): Use @pcl syntax.
18349 (doloop_begin_i): Likewise.
18351 2016-06-16 Martin Liska <mliska@suse.cz>
18353 * predict.def: Define a new predictor.
18355 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18357 * config/arc/arc.opt (mtp-regno): Update text.
18359 2016-06-16 Renlin Li <renlin.li@arm.com>
18361 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
18363 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18366 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
18367 (setcc + and peephole2): Likewise.
18369 PR rtl-optimization/71532
18370 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
18373 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18375 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18376 DImode constants with XXSPLTIB in vector registers.
18377 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
18378 vsx_extract_<mode>_internal{1,2} into a single insn that handles
18379 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
18380 extraction of the element at the top of the register as a scalar
18382 (vsx_extract_<mode>_internal1): Likewise.
18383 (vsx_extract_<mode>_internal2): Likewise.
18384 * config/rs6000/constraints.md (wi constraint): Remove a comment
18385 about DImode not being allowed in Altivec registers.
18386 (wB constraint): New constraint for constants that can be
18387 generated in Altivec registers with VSPLTISW/VUPKHSW.
18388 * config/rs6000/predicates.md (xxspltib_constant_split): Update
18390 (xxspltib_constant_nosplit): Likewise.
18391 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
18392 support for -mupper-regs-di to enable DImode to go into Altivec
18394 (POWERPC_MASKS): Likewise.
18395 (power7 cpu): Likewise.
18396 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
18397 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
18398 for DImode being allowed in Altivec registers. Update wi/wj
18399 constraints. Set scalar_in_vmx_p flag.
18400 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
18401 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
18402 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
18403 (rs6000_opt_masks): Add -mupper-regs-di.
18404 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
18405 direct move to use wi and not wj.
18406 (lfiwzx): Likewise.
18407 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
18409 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18410 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
18411 any VSX register, instead of just Altivec registers, to allow
18412 either operand to be an Altivec register or both.
18413 (fixuns_trunc<mode>di2_fctiduz): Likewise.
18414 (movdi_internal32): Add support for -mupper-regs-di. Add support
18415 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
18416 the alternatives and attributes to be lined up to be easier to
18418 (movdi_internal64): Likewise.
18419 (64-bit DImode splitters): Change predicates to only split loading
18420 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
18421 load constants in ISA 3.0 or ISA 2.07 respectively.
18422 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18423 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
18424 mention -mcpu=power9 sets these options.
18425 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
18428 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18431 * config/avr/avr.c (avr_set_current_function): Warn misspelled
18432 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
18433 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
18434 by default to warn misspelled interrupt/ signal handler.
18435 * doc/invoke.texi (AVR Options): Document it. Update description
18436 for -nodevicelib option.
18438 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18440 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
18441 up parentheses. Use GET_MODE_UNIT_BITSIZE.
18442 (aarch64_<sur>shll2_n<mode>): Likewise.
18444 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
18446 PR middle-end/71529
18447 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
18448 DECL_CONTEXT for copied arguments.
18450 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18452 PR tree-optimization/71483
18453 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
18456 2016-06-15 Martin Liska <mliska@suse.cz>
18458 * predict.c (tree_predict_by_opcode): Call predict_edge_def
18459 instead of predict_edge w/o a probability.
18461 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18463 PR tree-optimization/71439
18464 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
18467 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18469 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
18470 register subregs in SET_SRC.
18472 2016-06-15 Richard Biener <rguenther@suse.de>
18474 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
18475 store restrictions.
18477 2016-06-15 Richard Biener <rguenther@suse.de>
18479 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
18480 not consider dependences between accesses that belong to the
18482 (vect_analyze_data_ref_dependences): Do not analyze read-read
18483 or self-dependences.
18485 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18487 * spellcheck-tree.c: Include spellcheck-tree.h rather than
18489 (find_closest_identifier): Reimplement in terms of
18490 best_match<tree,tree>.
18491 * spellcheck-tree.h: New file.
18492 * spellcheck.c (struct edit_distance_traits<const char *>): New
18494 (find_closest_string): Reimplement in terms of
18495 best_match<const char *, const char *>.
18496 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
18497 overload to spellcheck-tree.h.
18498 (find_closest_identifier): Likewise.
18499 (struct edit_distance_traits<T>): New template.
18500 (class best_match): New class.
18502 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18504 * selftest-run-tests.c (selftest::run_tests): Call
18505 selftest::spellcheck_tree_c_tests.
18506 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
18507 * spellcheck-tree.c: Include selftest.h and stringpool.h.
18508 (selftest::test_find_closest_identifier): New function.
18509 (selftest::spellcheck_tree_c_tests): New function.
18510 * spellcheck.c (selftest::test_find_closest_string): Verify that
18511 the order of the vec does not affect the results for this case.
18512 (selftest::test_data): New array.
18513 (selftest::test_metric_conditions): New function.
18514 (selftest::spellcheck_c_tests): Add a test of case-comparison.
18515 Call selftest::test_metric_conditions.
18517 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18519 * config/rs6000/rs6000-builtin.def (commentary): Typo.
18520 (BU_P9_MISC_1): Likewise.
18521 (BU_P9_64BIT_MISC_0): Likewise.
18522 (BU_P9_MISC_0): Likewise.
18524 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18526 * gcc-rich-location.c
18527 (gcc_rich_location::add_fixit_misspelled_id): New method.
18528 * gcc-rich-location.h
18529 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
18531 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
18533 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
18534 FreeBSD 11 and above.
18536 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
18538 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
18540 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18542 * expmed.h: Close parenthesis in "at your option" in copyright
18544 * lower-subreg.h: Likewise.
18546 2016-06-14 Richard Biener <rguenther@suse.de>
18548 PR middle-end/71526
18549 * genmatch.c (expr::gen_transform): Use in_type for comparisons
18552 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18554 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
18556 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
18557 mask+shift version.
18558 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
18560 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
18561 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
18563 2016-06-14 Richard Biener <rguenther@suse.de>
18565 PR tree-optimization/71522
18566 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
18567 copying into float copying.
18569 2016-06-14 Jakub Jelinek <jakub@redhat.com>
18571 PR tree-optimization/71520
18572 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
18573 (replace_block_by): Move user labels from bb1 to bb2.
18575 2016-06-14 Richard Biener <rguenther@suse.de>
18577 PR middle-end/71310
18579 * expr.h (get_bit_range): Declare.
18580 * expr.c (get_bit_range): Export.
18581 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
18582 word_mode again to constrain the bitfield access.
18584 2016-06-14 Richard Biener <rguenther@suse.de>
18586 PR tree-optimization/71521
18587 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
18588 division int_const_binop against zero divisor.
18590 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18592 * config/i386/i386.md (signbittf2): New expander.
18593 * config/i386/sse.md (ptesttf2): New insn pattern.
18595 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18598 * input.c (selftest::test_reading_source_line): Avoid reading from
18599 __FILE__ by creating a tempfile with known content and reading
18602 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18604 * pretty-print.c (assert_pp_format_colored): Skip the test if
18606 (test_pp_format): Remove comment about GCC_COLORS.
18608 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18610 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
18611 * pretty-print.c (assert_pp_format_va): Add location param and use
18612 it with ASSERT_STREQ_AT.
18613 (assert_pp_format): Add location param and pass it to
18614 assert_pp_format_va.
18615 (assert_pp_format_colored): Likewise.
18616 (ASSERT_PP_FORMAT_1): New.
18617 (ASSERT_PP_FORMAT_2): New.
18618 (ASSERT_PP_FORMAT_3): New.
18619 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
18620 explicitly, or implicitly via the above macros.
18621 * selftest.c (selftest::pass): Use a selftest::location rather
18622 than file and line.
18623 (selftest::fail): Likewise. Print the function name.
18624 (selftest::fail_formatted): Likewise.
18625 (selftest::assert_streq): Use a selftest::location rather than
18627 * selftest.h (selftest::location): New struct.
18628 (SELFTEST_LOCATION): New macro.
18629 (selftest::pass): Accept a const location & rather than file
18631 (selftest::fail): Likewise.
18632 (selftest::fail_formatted): Likewise.
18633 (selftest::assert_streq): Likewise.
18634 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
18635 (ASSERT_FALSE): Likewise.
18636 (ASSERT_EQ): Likewise.
18637 (ASSERT_NE): Likewise.
18638 (ASSERT_STREQ): Likewise.
18639 (ASSERT_PRED1): Likewise.
18640 (ASSERT_STREQ_AT): New macro.
18642 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18644 * selftest.c (selftest::fail_formatted): New function.
18645 (selftest::assert_streq): New function.
18646 * selftest.h (selftests::fail_formatted): New decl.
18647 (selftest::assert_streq): New decl.
18648 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
18650 2016-06-13 Jeff Law <law@redhat.com>
18652 PR tree-optimization/71403
18653 * tree-ssa-threadbackward.c
18654 (convert_and_register_jump_thread_path): No longer accept reference
18655 to path. Do not pop items off the path anymore.
18656 (fsm_find_control_statement_thread_paths): Do not allow threading
18657 to a deeper loop nest. Pop the last item off the path here rather
18658 than in convert_and_register_jump_thread_path.
18660 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18661 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
18663 [AArch64] Emit division using the Newton series
18665 * config/aarch64/aarch64-protos.h
18666 (cpu_approx_modes): Add new member "division".
18667 (aarch64_emit_approx_div): Declare new function.
18668 * config/aarch64/aarch64.c
18669 (generic_approx_modes): New member "division".
18670 (exynosm1_approx_modes): Likewise.
18671 (xgene1_approx_modes): Likewise.
18672 (aarch64_emit_approx_div): Define new function.
18673 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
18674 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
18675 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
18676 * doc/invoke.texi (-mlow-precision-div): Describe new option.
18678 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18679 Wilco Dijkstra <wilco.dijkstra@arm.com>
18681 [AArch64] Emit square root using the Newton series
18683 * config/aarch64/aarch64-protos.h
18684 (aarch64_emit_approx_rsqrt): Replace with new function
18685 "aarch64_emit_approx_sqrt".
18686 (cpu_approx_modes): New member "sqrt".
18687 * config/aarch64/aarch64.c
18688 (generic_approx_modes): New member "sqrt".
18689 (exynosm1_approx_modes): Likewise.
18690 (xgene1_approx_modes): Likewise.
18691 (aarch64_emit_approx_rsqrt): Replace with new function
18692 "aarch64_emit_approx_sqrt".
18693 (aarch64_override_options_after_change_1): Handle new option.
18694 * config/aarch64/aarch64-simd.md
18695 (rsqrt<mode>2): Use new function instead.
18696 (sqrt<mode>2): New expansion and insn definitions.
18697 * config/aarch64/aarch64.md: Likewise.
18698 * config/aarch64/aarch64.opt
18699 (mlow-precision-sqrt): Add new option description.
18700 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
18702 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18704 [AArch64] Add more choices for the reciprocal square root approximation
18706 Allow a target to prefer such operation depending on the operation mode.
18708 * config/aarch64/aarch64-protos.h
18709 (AARCH64_APPROX_MODE): New macro.
18710 (AARCH64_APPROX_{NONE,ALL}): Likewise.
18711 (cpu_approx_modes): New structure.
18712 (tune_params): New member "approx_modes".
18713 * config/aarch64/aarch64-tuning-flags.def
18714 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
18715 * config/aarch64/aarch64.c
18716 (generic_approx_modes): New core "cpu_approx_modes" structure.
18717 (exynosm1_approx_modes): Likewise.
18718 (xgene1_approx_modes): Likewise.
18719 (generic_tunings): New member "approx_modes".
18720 (cortexa35_tunings): Likewise.
18721 (cortexa53_tunings): Likewise.
18722 (cortexa57_tunings): Likewise.
18723 (cortexa72_tunings): Likewise.
18724 (exynosm1_tunings): Likewise.
18725 (thunderx_tunings): Likewise.
18726 (xgene1_tunings): Likewise.
18727 (use_rsqrt_p): New argument for the mode and use new member from
18729 (aarch64_builtin_reciprocal): Devise mode from builtin.
18730 (aarch64_optab_supported_p): New argument for the mode.
18731 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
18733 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18735 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
18736 RS6000_BTM_MODULO flag into the set of flags that are considered
18737 to be part of the common configuration.
18739 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
18741 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
18742 difference unsigned.
18743 (vec_absdb): New macro for vector absolute difference unsigned
18745 (vec_absdh): New macro for vector absolute difference unsigned
18747 (vec_absdw): New macro for vector absolute difference unsigned word.
18748 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
18749 (vadu<mode>3): New insn.
18750 (*p9_vadu<mode>3): New insn.
18751 * config/rs6000/rs6000-builtin.def (vadub): New built-in
18753 (vaduh): New built-in definition.
18754 (vaduw): New built-in definition.
18755 (vadu): New overloaded built-in definition.
18756 (vadub): New overloaded built-in definition.
18757 (vaduh): New overloaded built-in definition.
18758 (vaduw): New overloaded built-in definition.
18759 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18760 overloaded vector absolute difference unsigned functions.
18761 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18762 the ISA 3.0 vector absolute difference unsigned built-in functions.
18764 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
18766 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
18767 update shared_lookup_references only once after changing operands.
18769 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
18771 PR middle-end/71373
18772 * tree-nested.c (convert_nonlocal_omp_clauses)
18773 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
18775 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
18776 * tree.def (CASE_LABEL_EXPR): Likewise.
18778 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
18781 * input.c (test_builtins): Fix an assertion.
18783 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18785 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
18786 (paritysi2): Ditto.
18788 (isinf<mode>2): Ditto.
18790 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18792 * ggc-tests.c (test_finalization): Only test need_finalization_p
18793 for GCC_VERSION >= 4003.
18795 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18797 * config/s390/vecintrin.h: Fix file description in comment.
18799 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18801 * config/s390/s390-builtin-types.def: Change builtin type naming
18802 scheme to match builtin-types.def.
18804 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
18806 * fold-const.c (optimize_minmax_comparison): Remove.
18807 (fold_comparison): Remove call to the above.
18808 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
18809 New transformations.
18811 2016-06-13 Alan Hayward <alan.hayward@arm.com>
18813 PR tree-optimization/71416
18814 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
18817 2016-06-13 Martin Liska <mliska@suse.cz>
18819 * predict.c (enum predictor_reason): Prefix enum with REASON_.
18820 (combine_predictions_for_insn): Likewise.
18821 (prune_predictions_for_bb): Likewise.
18822 (combine_predictions_for_bb): Likewise.
18824 2016-06-13 Richard Biener <rguenther@suse.de>
18826 PR tree-optimization/71505
18827 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
18828 assert match comment.
18830 2016-06-13 Marek Polacek <polacek@redhat.com>
18832 PR middle-end/71476
18833 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
18834 gimplify_switch_expr.
18835 (warn_switch_unreachable_r): New function.
18837 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18840 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
18843 2016-06-13 Richard Biener <rguenther@suse.de>
18845 PR middle-end/64516
18846 * fold-const.c (fold_unary_loc): Preserve alignment when
18847 folding a VIEW_CONVERT_EXPR into a MEM_REF.
18849 2016-06-13 Martin Liska <mliska@suse.cz>
18852 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
18853 w/ -fsanitize=bounds.
18855 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18857 * config/i386/i386.c (ix86_init_builtins): Calculate
18858 FLOAT128_FTYPE_CONST_STRING function type only once.
18859 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
18860 built-in functions are available for x86-32 and x86-64 targets.
18862 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
18865 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
18866 New primitive type.
18867 (FLOAT128_FTYPE_CONST_STRING): New function type.
18868 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
18869 [IX86_BUILTIN_NANSQ]: Ditto.
18870 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18871 (ix86_init_builtin_types): Declare const_string_type_node.
18872 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
18874 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
18875 * doc/extend.texi (x86 Built-in Functions): Document
18876 __builtin_nanq and __builtin_nansq.
18878 2016-06-11 Jiong Wang <jiong.wang@arm.com>
18881 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
18882 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
18883 length for pop patterns.
18884 (arm_attr_length_push_multi): Update comments.
18885 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
18887 (*pop_multiple_with_writeback_and_return): Likewise.
18888 (*pop_multiple_with_return): Likewise.
18890 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
18892 PR middle-end/71310
18893 * fold-const.c (optimize_bit_field_compare): Don't try to use
18894 word_mode unconditionally for reading the bit field, look at
18895 DECL_BIT_FIELD_REPRESENTATIVE instead.
18897 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
18899 PR middle-end/71478
18900 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
18901 vector integer type.
18903 2016-06-10 Jakub Jelinek <jakub@redhat.com>
18905 PR middle-end/71494
18906 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
18907 without LABEL_DECL, set *handled_ops_p to false instead of true.
18909 2016-06-10 Martin Sebor <msebor@redhat.com>
18912 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
18913 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
18914 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
18916 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
18917 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
18918 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
18919 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
18920 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
18921 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
18922 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
18923 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
18925 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18927 * config/arm/arm.h (pool_vector_label,
18928 return_used_this_function): Remove.
18930 2016-06-10 Jeff Law <law@redhat.com>
18932 PR tree-optimization/71335
18933 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
18934 zero length paths here.
18935 (convert_and_register_jump_thread_path): Remove hacks related to
18936 duplicated blocks in the jump thread path.
18937 (fsm_find_control_statement_thread_paths): Avoid putting the same
18938 block on the thread path twice, but ensure the thread path is
18939 unchanged from the caller's point of view.
18941 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18943 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
18944 * predict.def (PRED_LOOP_BRANCH): Remove.
18946 2016-06-10 David Malcolm <dmalcolm@redhat.com>
18948 * Makefile.in (OBJS): Add ggc-tests.o.
18949 (GTFILES): Add ggc-tests.c.
18950 * ggc-tests.c: New file.
18951 * selftest-run-tests.c (selftest::run_tests): Call
18952 selftest::ggc_tests_c_tests.
18953 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
18955 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
18957 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
18959 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
18962 * varasm.c (place_block_symbol): Adjust alignment for asan protected
18963 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
18965 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
18967 * profile.c: Include cfgloop.h.
18968 (branch_prob): Compute estimated number of iterations.
18969 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
18970 recompute estimate number of iterations from profile.
18972 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
18974 PR inline-asm/68843
18975 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
18976 must be grouped on top of stack. Don't force early clobber
18977 on ordinary reg outputs.
18979 2016-06-10 Richard Biener <rguenther@suse.de>
18981 * targhooks.c (default_builtin_vectorization_cost): Adjust
18982 vec_construct cost.
18984 2016-06-10 Richard Biener <rguenther@suse.de>
18986 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
18987 to fold the RHS to a constant if possible.
18989 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
18991 PR middle-end/71373
18992 * tree-nested.c (convert_nonlocal_omp_clauses)
18993 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
18994 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
18995 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
18997 * gimplify.c (gimplify_adjust_omp_clauses): Discard
18999 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
19001 * omp-low.c (scan_sharing_clauses): Don't expect
19002 OMP_CLAUSE__CACHE_.
19004 2016-06-10 Alan Hayward <alan.hayward@arm.com>
19006 PR tree-optimization/71407
19007 PR tree-optimization/71416
19008 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
19009 BIT_FIELD_REF type.
19011 2016-06-10 Richard Biener <rguenther@suse.de>
19013 PR middle-end/71477
19014 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
19016 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
19018 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
19020 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
19021 Jiong Wang <jiong.wang@arm.com>
19023 PR rtl-optimization/70751
19024 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
19025 spilled into memory.
19027 2016-06-09 Jonathan Yong <10walls@gmail.com>
19030 2015-09-21 Jonathan Yong <10walls@gmail.com>
19032 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
19033 sysroot/usr/lib/32api for additional win32 libraries,
19034 fixes failing Cygwin bootstrapping.
19036 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
19038 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
19041 2016-06-09 David Malcolm <dmalcolm@redhat.com>
19044 * pretty-print.c (pp_indent): Specify that %p is printed in a
19045 host-dependent manner.
19046 (test_pp_format): Remove the test for %p.
19048 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
19050 * config/mips/mips.c (mips_output_jump): Fix formatting.
19052 2016-06-09 Richard Biener <rguenther@suse.de>
19054 PR tree-optimization/71462
19055 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
19058 2016-06-09 Martin Liska <mliska@suse.cz>
19060 * predict.c (dump_prediction): Add new argument.
19061 (enum predictor_reason): New enum.
19062 (struct predictor_hash): New struct.
19063 (predictor_hash::hash): New function.
19064 (predictor_hash::equal): Likewise.
19065 (not_removed_prediction_p): New function.
19066 (prune_predictions_for_bb): Likewise.
19067 (combine_predictions_for_bb): Prune predictions.
19069 2016-06-09 Martin Liska <mliska@suse.cz>
19071 * predict.c (filter_predictions): New function.
19072 (remove_predictions_associated_with_edge): Use the filter
19074 (equal_edge_p): New function.
19076 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
19078 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
19079 Correct usage of @samp vs @option, add @samp where appropriate.
19080 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
19081 Add armv6s-m and document it, as it is no official ARM name.
19083 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19085 * ifcvt.c (struct noce_if_info): Add transform_name field.
19086 (noce_try_move): Set if_info->transform_name to the function name.
19087 (noce_try_ifelse_collapse): Likewise.
19088 (noce_try_store_flag): Likewise.
19089 (noce_try_inverse_constants): Likewise.
19090 (noce_try_store_flag_constants): Likewise.
19091 (noce_try_addcc): Likewise.
19092 (noce_try_store_flag_mask): Likewise.
19093 (noce_try_cmove): Likewise.
19094 (noce_try_cmove_arith): Likewise.
19095 (noce_try_minmax): Likewise.
19096 (noce_try_abs): Likewise.
19097 (noce_try_sign_mask): Likewise.
19098 (noce_try_bitop): Likewise.
19099 (noce_convert_multiple_sets): Likewise.
19100 (noce_process_if_block): Print if_info->transform_name to
19101 dump_file if transformation succeeded.
19103 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19105 * config/arm/cortex-a57.md (cortex_a57_alu):
19108 2016-06-08 Martin Sebor <msebor@redhat.com>
19109 Jakub Jelinek <jakub@redhat.com>
19113 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
19114 BUILT_IN_MUL_OVERFLOW_P): New builtins.
19115 * builtins.c: Include gimple-fold.h.
19116 (fold_builtin_arith_overflow): Handle
19117 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
19118 (fold_builtin_3): Likewise.
19119 * doc/extend.texi (Integer Overflow Builtins): Document
19120 __builtin_{add,sub,mul}_overflow_p.
19122 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
19124 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
19125 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
19127 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
19129 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
19130 Rewrite, looking one level down for records and arrays.
19132 2016-06-08 David Malcolm <dmalcolm@redhat.com>
19134 * pretty-print.c: Include "selftest.h".
19135 (pp_format): Fix comment.
19136 (identifier_to_locale): Likewise.
19137 (selftest::test_basic_printing): New function.
19138 (selftest::assert_pp_format): New function.
19139 (selftest::test_pp_format): New function.
19140 (selftest::pretty_print_c_tests): New function.
19141 * selftest-run-tests.c (selftest::run_tests): Call
19142 selftest::pretty_print_c_tests.
19143 * selftest.h (pretty_print_c_tests): New declaration.
19145 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19147 * invoke.texi (max-loop-headers-insns): Document.
19148 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
19149 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
19150 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
19152 2016-06-08 Richard Biener <rguenther@suse.de>
19154 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
19155 on strided SLP loads and fall back to scalar loads in case
19156 we can't chunk them.
19158 2016-06-08 Richard Biener <rguenther@suse.de>
19160 PR tree-optimization/71452
19161 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
19162 type used for the SSA rewrite has enough precision to cover
19163 the dynamic type of the location.
19165 2016-06-08 Jakub Jelinek <jakub@redhat.com>
19166 Richard Biener <rguenther@suse.de>
19169 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
19170 the same as DECL_P (base0) for indirect_base0. Use equality_code
19171 in one further place.
19173 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
19175 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
19176 to one word if the field is known to overlap other words.
19177 (extract_bit_field_1): Likewise.
19178 (store_split_bit_field): Remove compensating code.
19179 (extract_split_bit_field): Likewise.
19181 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
19185 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
19187 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19189 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
19191 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
19192 (arch64_addpv4sf): Delete.
19193 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
19194 "gen_aarch64_addpv4sf".
19195 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
19197 (vpadds_f32): Likewise.
19198 (vpaddq_f32): Likewise.
19199 (vpaddq_f64): Likewise.
19201 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19203 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
19205 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
19206 to VALLF. Rename to "fabd<mode>3".
19207 "*fabd_scalar<mode>3): Delete.
19208 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
19210 (vabdd_f64): Likewise.
19211 (vabd_f32): Likewise.
19212 (vabd_f64): Likewise.
19213 (vabdq_f32): Likewise.
19214 (vabdq_f64): Likewise.
19216 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19218 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
19220 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
19221 "aarch64_rsqrts<mode>".
19222 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
19223 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
19225 (vrsqrtsd_f64): Likewise.
19226 (vrsqrts_f32): Likewise.
19227 (vrsqrts_f64): Likewise.
19228 (vrsqrtsq_f32): Likewise.
19229 (vrsqrtsq_f64): Likewise.
19231 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19233 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
19235 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
19236 "aarch64_rsqrte<mode>".
19237 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
19238 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
19240 (vrsqrted_f64): Likewise.
19241 (vrsqrte_f32): Likewise.
19242 (vrsqrte_f64): Likewise.
19243 (vrsqrteq_f32): Likewise.
19244 (vrsqrteq_f64): Likewise.
19246 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19248 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
19250 (fcvtzs): Likewise.
19251 (fcvtzu): Likewise.
19252 * config/aarch64/aarch64-simd.md
19253 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
19254 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
19255 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
19257 (vcvt_n_f32_u32): Likewise.
19258 (vcvt_n_s32_f32): Likewise.
19259 (vcvt_n_u32_f32): Likewise.
19260 (vcvtq_n_f32_s32): Likewise.
19261 (vcvtq_n_f32_u32): Likewise.
19262 (vcvtq_n_f64_s64): Likewise.
19263 (vcvtq_n_f64_u64): Likewise.
19264 (vcvtq_n_s32_f32): Likewise.
19265 (vcvtq_n_s64_f64): Likewise.
19266 (vcvtq_n_u32_f32): Likewise.
19267 (vcvtq_n_u64_f64): Likewise.
19268 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
19269 (VSDQ_SDI): Likewise.
19270 (fcvt_target): Support V4DI, V4SI and V2SI.
19271 (FCVT_TARGET): Likewise.
19273 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19275 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19276 (TYPES_BINOP_SUS): Likewise.
19277 (aarch64_simd_builtin_data): Update include file name.
19278 (aarch64_builtins): Likewise.
19279 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19280 for conversion between scalar float-point and fixed-point.
19282 (fcvtzs): Likewise.
19283 (fcvtzu): Likewise.
19284 * config/aarch64/aarch64.md
19285 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19286 pattern for conversion between scalar float to fixed-pointer.
19287 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19288 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19289 (UNSPEC_FCVTZU): Likewise.
19290 (UNSPEC_SCVTF): Likewise.
19291 (UNSPEC_UCVTF): Likewise.
19292 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19294 (vcvtd_n_f64_u64): Likewise.
19295 (vcvtd_n_s64_f64): Likewise.
19296 (vcvtd_n_u64_f64): Likewise.
19297 (vcvtd_n_f32_s32): Likewise.
19298 (vcvts_n_f32_u32): Likewise.
19299 (vcvtd_n_s32_f32): Likewise.
19300 (vcvts_n_u32_f32): Likewise.
19301 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19303 (FCVT_TARGET): Likewise.
19304 (FCVT_FIXED2F): New iterator.
19305 (FCVT_F2FIXED): Likewise.
19306 (fcvt_fixed_insn): New define_int_attr.
19308 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19310 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19311 some statements was removed.
19313 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19315 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19316 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19317 (vect_can_advance_ivs_p): likewise.
19318 (vect_update_ivs_after_vectorizer): likewise.
19319 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19320 (vect_analyze_scalar_cycles_1): likewise.
19321 (vect_analyze_loop_operations): likewise.
19322 (report_vect_op): likewise.
19323 (vect_is_slp_reduction): likewise.
19324 (vect_is_simple_reduction): likewise.
19325 (get_initial_def_for_induction): likewise.
19326 (vect_transform_loop): likewise.
19327 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19328 (vect_recog_sad_pattern): likewise.
19329 (vect_recog_widen_sum_pattern): likewise.
19330 (vect_recog_widening_pattern): likewise.
19331 (vect_recog_divmod_pattern): likewise.
19332 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19333 (vect_analyze_slp_instance): likewise.
19334 (vect_transform_slp_perm_load): likewise.
19335 (vect_schedule_slp_instance): likewise.
19337 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19339 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19340 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19341 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19342 (PRED_LOOP_BRANCH): Document predictor as broken.
19343 (PRED_LOOP_EXIT): Change hitrate 91->92.
19344 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19345 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19346 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19347 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19348 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19349 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19350 (PRED_CALL): Chane hitrate 71->67.
19351 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19352 (PRED_GOTO): Document as unused right now.
19353 (PRED_CONST_RETURN): Change hitrate 67->69
19354 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19355 (PRED_NULL_RETURN): Change hitrate 91->90.
19356 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19357 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19358 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19360 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
19362 * config/rs6000/altivec.h: Add __builtin_vec_mul.
19363 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
19364 special case Altivec builtin.
19365 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19366 VSX_BUILTIN_VEC_MUL (replaced with special case code).
19367 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19368 code for ALTIVEC_BUILTIN_VEC_MUL.
19369 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19370 for __builtin_vec_mul.
19372 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
19374 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
19377 2016-06-07 David Malcolm <dmalcolm@redhat.com>
19379 * spellcheck.c (selftest::test_find_closest_string): New function.
19380 (spellcheck_c_tests): Call the above.
19382 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19384 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
19386 2016-06-07 Jakub Jelinek <jakub@redhat.com>
19388 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
19389 Yv=Yv,C alternatives.
19391 2016-06-07 Richard Biener <rguenther@suse.de>
19394 * common.opt (ffast-math): Make Optimization.
19396 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
19397 Prachi Godbole <prachi.godbole@imgtec.com>
19399 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
19400 `fabs' and `fneg' type attributes.
19401 (p5600_fpu_fabs): Add `fmove' to the comment.
19403 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19405 * gimple.c: Include builtins.h
19406 (gimple_inexpensive_call_p): New function.
19407 * gimple.h (gimple_inexpensive_call_p): Declare.
19408 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
19409 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
19412 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
19414 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
19415 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
19416 warning_at_rich_loc, warning_n, pedwarn, permerror,
19417 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
19418 sorry, fatal_error, internal_error, internal_error_no_backtrace):
19421 2016-06-07 Richard Biener <rguenther@suse.de>
19423 PR tree-optimization/71428
19424 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
19425 BIT_FIELD_REF op vs. load.
19427 2016-06-07 Richard Biener <rguenther@suse.de>
19429 PR middle-end/71423
19430 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
19433 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19435 * config/pa/pa.md (call): Generate indirect long calls to non-local
19436 functions on TARGET_64BIT.
19437 (call_value): Likewise.
19439 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19441 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
19442 pattern and subsequent splitters.
19443 (call_val_reg_64bit_post_reload): Likewise.
19445 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19447 PR middle-end/71408
19448 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
19449 propagate_op_to_single_use.
19451 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19453 PR middle-end/71281
19454 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
19456 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
19458 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
19459 (enum x86_dirflag_state): New enum.
19460 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
19461 (machine_function): Remove needs_cld.
19462 (ix86_current_function_needs_cld): Remove.
19463 * config/i386/i386.c (ix86_set_func_type): Set
19464 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
19465 (ix86_expand_prologue): Do not emit CLD here.
19466 (ix86_dirflag_mode_needed): New function.
19467 (ix86_dirflag_mode_entry): Ditto.
19468 (ix86_mode_needed): Handle X86_DIRFLAG entity.
19469 (ix86_mode_after): Ditto.
19470 (ix86_mode_entry): Ditto.
19471 (ix86_mode_exit): Ditto.
19472 (ix86_emit_mode_set): Ditto.
19473 * config/i386/i386.md (strmov_singleop): Set
19474 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
19475 Do not set ix86_current_function_needs_cld.
19477 (strset_singleop): Ditto.
19479 (cmpstrnqi_nz_1): Ditto.
19480 (cmpstrnqi_1): Ditto.
19481 (strlenqi_1): Ditto.
19483 2016-06-06 Jakub Jelinek <jakub@redhat.com>
19485 PR tree-optimization/71259
19486 * tree-vect-slp.c (vect_get_constant_vectors): For
19487 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
19488 one for constant op, and use COND_EXPR for non-constant.
19490 2016-06-06 David Malcolm <dmalcolm@redhat.com>
19492 * Makefile.in (OBJS): Add function-tests.o,
19493 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
19494 selftest-run-tests.o.
19495 (OBJS-libcommon): Add selftest.o.
19496 (OBJS-libcommon-target): Add selftest.o.
19497 (all.internal): Add "selftest".
19498 (all.cross): Likewise.
19499 (selftest): New phony target.
19500 (s-selftest): New target.
19501 (selftest-gdb): New phony target.
19502 (COLLECT2_OBJS): Add selftest.o.
19503 * bitmap.c: Include "selftest.h".
19504 (selftest::test_gc_alloc): New function.
19505 (selftest::test_set_range): New function.
19506 (selftest::test_clear_bit_in_middle): New function.
19507 (selftest::test_copying): New function.
19508 (selftest::test_bitmap_single_bit_set_p): New function.
19509 (selftest::bitmap_c_tests): New function.
19510 * common.opt (fself-test): New.
19511 * diagnostic-show-locus.c: Include "selftest.h".
19512 (make_range): New function.
19513 (test_range_contains_point_for_single_point): New function.
19514 (test_range_contains_point_for_single_line): New function.
19515 (test_range_contains_point_for_multiple_lines): New function.
19516 (assert_eq): New function.
19517 (test_get_line_width_without_trailing_whitespace): New function.
19518 (selftest::diagnostic_show_locus_c_tests): New function.
19519 * et-forest.c: Include "selftest.h".
19520 (selftest::test_single_node): New function.
19521 (selftest::test_simple_tree): New function.
19522 (selftest::test_disconnected_nodes): New function.
19523 (selftest::et_forest_c_tests): New function.
19524 * fold-const.c: Include "selftest.h".
19525 (selftest::assert_binop_folds_to_const): New function.
19526 (selftest::assert_binop_folds_to_nonlvalue): New function.
19527 (selftest::test_arithmetic_folding): New function.
19528 (selftest::fold_const_c_tests): New function.
19529 * function-tests.c: New file.
19530 * gimple.c: Include "selftest.h".
19531 Include "gimple-pretty-print.h".
19532 (selftest::verify_gimple_pp): New function.
19533 (selftest::test_assign_single): New function.
19534 (selftest::test_assign_binop): New function.
19535 (selftest::test_nop_stmt): New function.
19536 (selftest::test_return_stmt): New function.
19537 (selftest::test_return_without_value): New function.
19538 (selftest::gimple_c_tests): New function.
19539 * hash-map-tests.c: New file.
19540 * hash-set-tests.c: New file.
19541 * input.c: Include "selftest.h".
19542 (selftest::assert_loceq): New function.
19543 (selftest::test_accessing_ordinary_linemaps): New function.
19544 (selftest::test_unknown_location): New function.
19545 (selftest::test_builtins): New function.
19546 (selftest::test_reading_source_line): New function.
19547 (selftest::input_c_tests): New function.
19548 * rtl-tests.c: New file.
19549 * selftest-run-tests.c: New file.
19550 * selftest.c: New file.
19551 * selftest.h: New file.
19552 * spellcheck.c: Include "selftest.h".
19553 (selftest::levenshtein_distance_unit_test_oneway): New function,
19554 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
19555 (selftest::levenshtein_distance_unit_test): Likewise.
19556 (selftest::spellcheck_c_tests): Likewise.
19557 * toplev.c: Include selftest.h.
19558 (toplev::run_self_tests): New.
19559 (toplev::main): Handle -fself-test.
19560 * toplev.h (toplev::run_self_tests): New.
19561 * tree.c: Include "selftest.h".
19562 (selftest::test_integer_constants): New function.
19563 (selftest::test_identifiers): New function.
19564 (selftest::test_labels): New function.
19565 (selftest::tree_c_tests): New function.
19566 * tree-cfg.c: Include "selftest.h".
19567 (selftest::push_fndecl): New function.
19568 (selftest::test_linear_chain): New function.
19569 (selftest::test_diamond): New function.
19570 (selftest::test_fully_connected): New function.
19571 (selftest::tree_cfg_c_tests): New function.
19572 * vec.c: Include "selftest.h".
19573 (selftest::safe_push_range): New function.
19574 (selftest::test_quick_push): New function.
19575 (selftest::test_safe_push): New function.
19576 (selftest::test_truncate): New function.
19577 (selftest::test_safe_grow_cleared): New function.
19578 (selftest::test_pop): New function.
19579 (selftest::test_safe_insert): New function.
19580 (selftest::test_ordered_remove): New function.
19581 (selftest::test_unordered_remove): New function.
19582 (selftest::test_block_remove): New function.
19583 (selftest::reverse_cmp): New function.
19584 (selftest::test_qsort): New function.
19585 (selftest::vec_c_tests): New function.c.
19586 * wide-int.cc: Include selftest.h and wide-int-print.h.
19587 (selftest::from_int <wide_int>): New function.
19588 (selftest::from_int <offset_int>): New function.
19589 (selftest::from_int <widest_int>): New function.
19590 (selftest::assert_deceq): New function.
19591 (selftest::assert_hexeq): New function.
19592 (selftest::test_printing <VALUE_TYPE>): New function template.
19593 (selftest::test_ops <VALUE_TYPE>): New function template.
19594 (selftest::test_comparisons <VALUE_TYPE>): New function template.
19595 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
19597 (selftest::wide_int_cc_tests): New function.
19599 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19601 PR middle-end/37780
19602 * ifcvt.c (noce_try_ifelse_collapse): New function.
19604 (noce_process_if_block): Call noce_try_ifelse_collapse.
19605 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
19606 (simplify_ternary_operation): Use the above to simplify
19607 conditional CLZ/CTZ expressions.
19609 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19611 PR middle-end/37780
19612 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
19613 define_insn_and_split.
19615 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19617 PR middle-end/37780
19618 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
19620 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
19623 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
19624 Implicitly clobber memory for basic asm with non-empty assembler
19625 string. Use targetm.md_asm_adjust also here.
19626 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
19627 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
19628 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
19629 non-empty assembler string.
19630 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
19631 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
19632 (decode_asm_operands): Handle basic asm in PARALLEL block.
19633 (extract_insn): Handle basic asm in PARALLEL block.
19634 * doc/extend.texi: Mention new behavior of basic asm.
19635 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
19636 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
19637 branch_needs_nop_p): Use asm_noperands.
19639 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
19641 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
19642 Include the M7 SPARC DFA scheduler.
19643 New attribute v3pipe.
19644 Annotate insns with v3pipe where appropriate.
19645 Define cpu_feature vis4.
19646 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
19647 Add (V8QI "8") to vbits.
19648 Add insns {add,sub}v8qi3
19649 Add insns ss{add,sub}v8qi3
19650 Add insns us{add,sub}{v8qi,v4hi}3
19651 Add insns {min,max}{v8qi,v4hi,v2si}3
19652 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
19653 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
19654 * config/sparc/niagara4.md: Add a comment explaining the
19655 discrepancy between the documented latenty numbers and the
19657 * config/sparc/niagara7.md: New file.
19658 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
19659 supports SPARC5 and VIS 4.0 instructions.
19660 * configure: Regenerate.
19661 * config.in: Likewise.
19662 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
19663 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
19664 TARGET_CPU_niagara7.
19665 (ASM_CPU64_DEFAULT_SPEC): Likewise.
19666 (CPP_CPU_SPEC): Handle niagara7.
19667 (ASM_CPU_SPEC): Likewise.
19668 * config/sparc/sparc-opts.h (processor_type): Add
19669 PROCESSOR_NIAGARA7.
19670 (mvis4): New option.
19671 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
19672 (AS_NIAGARA7_FLAG): Define.
19673 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
19674 (CPP_CPU64_DEFAULT_SPEC): Likewise.
19675 (CPP_CPU_SPEC): Handle niagara7.
19676 (ASM_CPU_SPEC): Likewise.
19677 * config/sparc/sparc.c (niagara7_costs): Define.
19678 (sparc_option_override): Handle niagara7 and adjust cache-related
19679 parameters with better values for niagara cpus. Also support VIS4.
19680 (sparc32_initialize_trampoline): Likewise.
19681 (sparc_use_sched_lookahead): Likewise.
19682 (sparc_issue_rate): Likewise.
19683 (sparc_register_move_cost): Likewise.
19684 (dump_target_flag_bits): Support VIS4.
19685 (sparc_vis_init_builtins): Likewise.
19686 (sparc_builtins): Likewise.
19687 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
19689 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
19691 * config/sparc/sparc.opt (sparc_processor_type): New value
19693 * config/sparc/visintrin.h (__attribute__): Prototypes for the
19695 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
19697 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
19700 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
19702 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
19704 2016-06-06 Richard Biener <rguenther@suse.de>
19706 PR tree-optimization/71398
19707 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
19710 2016-06-05 James Bowman <james.bowman@ftdichip.com>
19712 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
19713 ft32_expand_prolog, ft32_expand_epilogue):
19714 Handle pretend_args.
19715 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
19716 * config/ft32/ft32.md: Add pretend_returner.
19718 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
19721 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19722 Copy op1 RTX to avoid invalid sharing.
19723 (ix86_expand_vector_move_misalign): Ditto.
19725 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
19727 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
19730 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19732 * predict.c (predicted_by_loop_heuristics_p): New function.
19733 (predict_iv_comparison): Use it.
19734 (predict_loops): Walk from innermost loops; do not predict edges
19735 leaving multiple loops multiple times; implement
19736 PRED_LOOP_ITERATIONS_MAX heuristics.
19737 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
19739 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
19741 * cfg.c (check_bb_profile): Do not report mismatched profiles when
19742 only edges out of BB are EH edges.
19744 2016-06-04 Martin Sebor <msebor@redhat.com>
19745 Marcin Baczyński <marbacz@gmail.com>
19748 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
19749 a void expression in a void function.
19751 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19753 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
19754 aux; dump reasons of decisions.
19755 (should_duplicate_loop_header_p): Likewise.
19756 (do_while_loop_p): Likewise.
19757 (ch_base::copy_headers): Dump asi num insns duplicated.
19759 2016-06-04 Jakub Jelinek <jakub@redhat.com>
19761 PR tree-optimization/71405
19762 * tree-ssa.c (execute_update_addresses_taken): For clobber with
19763 incompatible type, build a new clobber with the right type instead
19764 of building a VIEW_CONVERT_EXPR around it.
19766 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19768 PR tree-optimization/52171
19769 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
19770 by_pieces_ninsns instead of move_by_pieces_ninsns.
19772 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
19774 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
19775 for reg+reg addressing mode.
19777 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19779 * rs6000-c.c (c/c-tree.h): Add #include.
19780 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
19781 in C++ when found in the base position of vec_ld or vec_st.
19783 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
19785 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
19786 use of profile unless profile status is PROFILE_READ.
19787 * profile.c (compute_branch_probabilities): Set profile status
19788 only after reporting predictor hitrates.
19790 2016-06-03 Joseph Myers <joseph@codesourcery.com>
19794 * common.opt (ffp-int-builtin-inexact): New option.
19795 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
19796 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
19797 (ceil@var{m}2): Document dependence on this option.
19798 * ipa-inline-transform.c (inline_call): Handle
19799 flag_fp_int_builtin_inexact.
19800 * ipa-inline.c (can_inline_edge_p): Likewise.
19801 * config/i386/i386.md (rintxf2): Do not test
19802 flag_unsafe_math_optimizations.
19803 (rint<mode>2_frndint): New define_insn.
19804 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
19805 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
19806 for 387 instead of extending and truncating.
19807 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
19808 !flag_trapping_math instead of flag_unsafe_math_optimizations.
19809 Change to frndint<mode>2_<rounding>.
19810 (frndintxf2_<rounding>_i387): Likewise. Change to
19811 frndint<mode>2_<rounding>_i387.
19812 (<rounding_insn>xf2): Likewise.
19813 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
19814 !flag_trapping_math instead of flag_unsafe_math_optimizations for
19815 x87. Test TARGET_ROUND || !flag_trapping_math ||
19816 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
19817 SSE. Use ROUND_NO_EXC in constant operand of
19818 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
19819 for 387 instead of extending and truncating.
19821 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
19822 Julia Koval <julia.koval@intel.com>
19834 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
19835 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
19836 all registers, except for function return registers if there are
19837 no caller-saved registers.
19838 (ix86_set_func_type): New function.
19839 (ix86_set_current_function): Call ix86_set_func_type to set
19840 no_caller_saved_registers and func_type. Call reinit_regs if
19841 caller-saved registers are changed. Don't allow MPX, SSE, MMX
19842 nor x87 instructions in interrupt handler nor function with
19843 no_caller_saved_registers attribute.
19844 (ix86_function_ok_for_sibcall): Return false if there are no
19845 caller-saved registers.
19846 (type_natural_mode): Don't warn ABI change for MMX in interrupt
19848 (ix86_function_arg_advance): Skip for callee in interrupt handler.
19849 (ix86_function_arg): Return special arguments in interrupt handler.
19850 (ix86_promote_function_mode): Promote pointer to word_mode only
19851 for normal functions.
19852 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
19854 (ix86_epilogue_uses): New function.
19855 (ix86_hard_regno_scratch_ok): Likewise.
19856 (ix86_save_reg): Preserve all registers in interrupt handler
19857 after reload. Preserve all registers, except for function return
19858 registers, if there are no caller-saved registers after reload.
19859 (find_drap_reg): Always use callee-saved register if there are
19860 no caller-saved registers.
19861 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
19862 for interrupt handler.
19863 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
19864 Emit cld instruction if stringops are used in interrupt handler
19865 or interrupt handler isn't a leaf function.
19866 (ix86_expand_epilogue): Generate interrupt return for interrupt
19867 handler and pop the 'ERROR_CODE' off the stack before interrupt
19868 return in exception handler.
19869 (ix86_expand_call): Disallow calling interrupt handler directly.
19870 If there are no caller-saved registers, mark all registers that
19871 are clobbered by the call which returns as clobbered.
19872 (ix86_handle_no_caller_saved_registers_attribute): New function.
19873 (ix86_handle_interrupt_attribute): Likewise.
19874 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
19876 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
19877 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
19878 accumulation in interrupt function if stack may be realigned to
19880 (EPILOGUE_USES): New.
19881 (function_type): New enum.
19882 (machine_function): Add func_type and no_caller_saved_registers.
19883 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
19884 (interrupt_return): New pattern.
19885 * doc/extend.texi: Document x86 interrupt and
19886 no_caller_saved_registers attributes.
19888 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
19890 PR tree-optimization/52171
19891 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
19892 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
19893 Look for constant strings. Move some code to emit_block_cmp_hints
19895 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
19896 * defaults.h (COMPARE_MAX_PIECES): New macro.
19897 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
19898 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
19899 (clear_by_pieces_1): Don't declare. Move definition before use.
19900 (can_do_by_pieces): New static function.
19901 (can_move_by_pieces): Use it. Return bool.
19902 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
19903 OP. All callers changed. Handle COMPARE_BY_PIECES.
19904 (class pieces_addr); New.
19905 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
19906 pieces_addr::adjust, pieces_addr::increment_address,
19907 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
19909 (class op_by_pieces_d): New.
19910 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
19912 (class move_by_pieces_d, class compare_by_pieces_d,
19913 class store_by_pieces_d): New subclasses of op_by_pieces_d.
19914 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
19915 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
19916 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
19917 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
19918 compare_by_pieces_d::finish_mode): New member functions.
19919 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
19921 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
19922 (emit_block_cmp_hints): New function.
19923 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
19924 use the newly defined classes.
19925 * expr.h (by_pieces_constfn): New typedef.
19926 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
19927 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
19928 (move_by_pieces_ninsns): Don't declare.
19929 (can_move_by_pieces): Change return value to bool.
19930 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
19931 (compare_by_pieces_branch_ratio): New hook.
19932 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
19933 (by_pieces_ninsns): Declare.
19934 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
19936 (default_compare_by_pieces_branch_ratio): New function.
19937 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
19938 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
19939 * doc/tm.texi: Regenerate.
19940 * tree-ssa-strlen.c: Include "builtins.h".
19941 (handle_builtin_memcmp): New static function.
19942 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
19943 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
19945 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19947 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
19948 relevant stmts which are simple and invariant.
19949 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
19950 instead of simple and invariant
19952 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19954 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
19955 (vectorizable_reduction): Check for new relevant state.
19956 (vectorizable_live_operation): vectorize live stmts using
19957 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
19958 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
19959 (vect_stmt_relevant_p): Check for stmts which are only used live.
19960 (process_use): Use of a stmt does not inherit it's live value.
19961 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
19962 (vect_analyze_stmt): Check for new relevant state.
19963 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
19964 outside the loop, but not inside it.
19966 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19968 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
19969 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
19970 (vect_get_vec_def_for_operand): Split out code.
19972 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
19974 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
19976 2016-06-03 Alan Hayward <alan.hayward@arm.com>
19978 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
19980 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19982 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
19984 2016-06-03 Jakub Jelinek <jakub@redhat.com>
19986 PR middle-end/71387
19987 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
19988 to noreturn e->callee->decl that has void return type and void
19989 arguments, adjust gimple_call_fntype and remove lhs even if it had
19990 previously addressable type.
19992 2016-06-02 Jeff Law <law@redhat.com>
19994 PR tree-optimization/71328
19995 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
19996 error when checking for a jump back onto the copied path.
19998 2016-06-02 David Malcolm <dmalcolm@redhat.com>
20000 * config/microblaze/microblaze.c (get_branch_target): Add return
20001 NULL_RTX for the non-CALL_P case.
20002 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
20003 (insert_wic): Remove unused local "j".
20005 2016-06-02 Martin Liska <mliska@suse.cz>
20007 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
20009 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
20010 Julia Koval <julia.koval@intel.com>
20012 * function.c (assign_parm_setup_stack): Force source into a
20013 register if needed.
20014 * target.def (function_incoming_arg): Update documentation to
20015 allow arbitrary address computation based on hard register.
20016 * doc/tm.texi: Regenerated.
20018 2016-06-02 Martin Liska <mliska@suse.cz>
20020 * predict.c (combine_predictions_for_bb): Fix first match in
20021 cases where a first predictor contains more than one occurence
20022 in list of predictors. Take the best value in such case.
20024 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20026 PR rtl-optimization/71295
20027 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
20028 offset would go over the size of the inner mode reject it.
20030 2016-06-02 Jakub Jelinek <jakub@redhat.com>
20032 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
20033 x=x,x and v=v,m instead of x=x,m.
20035 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
20036 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
20037 alternative to v=rm,C.
20039 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
20040 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
20041 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
20042 instead of vex for the last two above mentioned alternatives.
20044 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20047 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
20049 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
20051 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
20053 2016-06-01 David Malcolm <dmalcolm@redhat.com>
20055 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
20056 from int to unsigned.
20058 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20060 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
20061 alternatives, eliminating preferred register class. Add support
20062 for the MTVSRDD instruction in ISA 3.0.
20063 (vsx_splat_v4si_internal): Use splat_input_operand instead of
20064 reg_or_indexed_operand.
20065 (vsx_splat_v4sf_internal): Likewise.
20067 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20070 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
20071 for loading up all 0's or all 1's.
20073 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
20075 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
20077 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
20079 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
20081 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
20082 * gcc.c (set_source_date_epoch_envvar): New function, sets
20083 the SOURCE_DATE_EPOCH environment variable to the current time.
20085 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20087 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
20088 the factor for live Phi nodes.
20090 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20092 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
20093 * tree-parloops.c (parallelize_loops): likewise.
20094 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
20095 tree_unswitch_outer_loop): likewise.
20097 2016-06-01 Jakub Jelinek <jakub@redhat.com>
20099 PR middle-end/71371
20100 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
20101 around creation of the temporary.
20103 2016-06-01 Richard Biener <rguenther@suse.de>
20105 PR tree-optimization/71366
20106 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
20107 (unloop_loops): Move removing edges here ...
20108 (try_unroll_loop_completely): ... from here.
20109 (try_peel_loop): ... and here.
20110 (tree_unroll_loops_completely_1): Track parent loops via
20111 bitmap of header BBs.
20112 (tree_unroll_loops_completely): Adjust for that.
20114 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
20116 * config/rs6000/altivec.h (vec_slv): New macro.
20117 (vec_srv): New macro.
20118 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
20119 (UNSPEC_VSRV): New value.
20122 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
20123 (vsrv): New builtin definition.
20124 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
20125 define argument types for new builtin.
20126 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
20128 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
20131 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
20132 Jocelyn Mayer <l_indien@magic.fr>
20135 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
20136 detect processor family for signature_CENTAUR_ebx.
20137 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
20138 signature_CENTAUR_ebx.
20139 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
20140 <default>: Pass x86-64 for has_longmode.
20142 2016-06-01 Nathan Sidwell <nathan@acm.org>
20144 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
20147 2016-06-01 Richard Biener <rguenther@suse.de>
20149 PR tree-optimization/71261
20150 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
20151 of stmts successfully put in the bool pattern. Remove
20152 single-use restriction.
20153 (adjust_bool_pattern_cast): Add cast at the use site via the
20154 pattern def sequence.
20155 (adjust_bool_pattern): Remove recursion, maintain a hash-map
20156 of patterned defs. Use the pattern def seqence instead of
20157 multiple independent patterns.
20158 (sort_after_uid): New qsort compare function.
20159 (adjust_bool_stmts): New function to process stmts in the bool
20160 pattern in IL order.
20161 (vect_recog_bool_pattern): Adjust.
20162 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
20163 (ifcvt_walk_pattern_tree): Likewise.
20164 (stmt_is_root_of_bool_pattern): Likewise.
20165 (ifcvt_repair_bool_pattern): Likewise.
20166 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
20168 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20170 * loop-unroll.c (decide_unroll_constant_iterations,
20171 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
20172 likely upper bounds.
20173 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
20175 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
20177 * tree-core.h (enum omp_clause_code): Remove
20178 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
20180 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20182 * config/arm/sync.md (arm_store_exclusive<mode>):
20183 Use 'H' output modifier on operands[2] rather than creating a new
20184 entry in out-of-bounds memory of the operands array.
20185 (arm_store_release_exclusivedi): Likewise.
20187 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20189 * config/arm/arm.c (arm_fusion_enabled_p): New function.
20190 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
20191 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
20192 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20194 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20196 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
20197 into account live statements for mask producers.
20199 2016-06-01 Richard Biener <rguenther@suse.de>
20201 PR tree-optimization/71311
20202 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
20203 restrict to non-INTEGER_CST @0.
20205 2016-06-01 Richard Biener <rguenther@suse.de>
20207 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
20208 (relational patterns): Use :c to avoid pattern duplications.
20210 2016-06-01 Richard Biener <rguenther@suse.de>
20212 * genmatch.c (comparison_code_p): New predicate.
20213 (swap_tree_comparison): New function.
20214 (commutate): Add for_vec parameter to append new for entries.
20215 Support commutating relational operators by swapping it alongside
20217 (lower_commutative): Adjust.
20218 (dt_simplify::gen): Do not pass artificial operators to gen
20220 (decision_tree::gen): Do not add artificial operators as parameters.
20221 (parser::parse_expr): Verify operator commutativity when :c is
20222 applied. Allow :C to override this.
20223 * match.pd: Adjust patterns to use :C instead of :c where required.
20225 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
20227 PR tree-optimization/71077
20228 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
20229 the combining step, use boolean_false_node and boolean_true_node
20230 as the designated false/true return values.
20232 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20234 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
20235 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
20236 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
20239 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20241 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
20242 of flags impliying the register renaming.
20243 * toplev.c (process_options): Do not imply flag_rename_registers with
20246 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20248 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
20249 default implementation.
20251 2016-05-31 Nathan Sidwell <nathan@acm.org>
20253 * dwarf2out.c (cur_line_info_table): Add GTY marker.
20255 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20257 * config/sh/constraints.md (b): Remove constraint.
20258 * config/sh/predicates.md (arith_reg_operand): Remove
20260 * config/sh/sh-modes.def (PDI): Remove.
20261 * config/sh/sh.c (sh_target_reg_class,
20262 sh_optimize_target_register_callee_saved): Remove functions.
20263 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
20264 (sh_expand_epilogue): Update comment.
20265 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
20266 sh_secondary_reload): Remove TARGET_REGS related code.
20267 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
20268 TARGET_REGISTER_P): Remove macros.
20269 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
20270 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20271 TR1_REG, TR2_REG): Remove constants.
20272 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20274 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20276 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20277 define_expand patterns.
20278 (adddi3_compact): Rename to adddi3.
20279 (subdi3_compact): Rename to subdi3.
20280 (*negdi2): Rename to negdi2.
20281 (*abs<mode>2): Rename to abs<mode>2.
20283 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20285 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20286 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20287 (atomic_sub_fetchsi): ... this new pattern.
20288 (mvtc): Add CC_REG clobber.
20290 2016-05-31 Marek Polacek <polacek@redhat.com>
20292 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20294 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20296 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20297 aarch64_fusion_enabled_p to check for fusion capabilities.
20299 2016-05-31 Richard Biener <rguenther@suse.de>
20301 PR tree-optimization/71352
20302 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20303 minus one and a negate.
20305 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20307 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20308 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20310 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20311 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20312 Remove use of aarch64_simd_attr_length_move, set length attribute
20314 (*aarch64_be_movoi): Likewise.
20315 (*aarch64_be_movci): Likewise.
20316 (*aarch64_be_movxi): Likewise.
20318 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20320 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20321 It no longer does that.
20322 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20324 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20326 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20327 attribute __unused__.
20329 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20331 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20332 * config/arm/arm.c (arm_arch_thumb1): Define.
20333 (arm_option_override): Initialize arm_arch_thumb1.
20334 * config/arm/arm.h (arm_arch_thumb1): Declare.
20335 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20336 support Thumb-1 ISA.
20338 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20341 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20342 `Yv' for scalar operand.
20344 2016-05-31 Tom de Vries <tom@codesourcery.com>
20346 PR tree-optimization/69068
20347 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20348 phis with more than two args.
20350 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20352 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20353 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20356 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20358 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20360 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20362 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
20363 cpu_32, cpu_64, tune_32 and tune_64.
20364 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
20366 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
20368 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
20370 2016-05-30 Andi Kleen <ak@linux.intel.com>
20372 * auto-profile.c (read_profile): Replace asserts with errors
20373 when file does not exist.
20374 * gcov-io.c (gcov_read_words): Dito.
20376 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20378 * tree-cfg.c (print_loop): Print likely upper bounds.
20380 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20382 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
20383 * opts.c (default_options): Enable peel loops at -O3.
20384 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
20385 (try_peel_loop): Do not re-peel already peeled loops;
20386 use likely upper bounds; fix profile updating.
20387 (pass_complete_unroll::execute): Initialize peeled_loops.
20389 2016-05-30 Martin Liska <mliska@suse.cz>
20391 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
20392 computed costs by frequency of BB they belong to.
20393 (get_scaled_computation_cost_at): New function.
20395 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
20396 Marc Glisse <marc.glisse@inria.fr>
20398 PR tree-optimization/71289
20399 * match.pd (-1 / B < A, A > -1 / B): New transformations.
20401 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20403 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
20405 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20407 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
20408 for peeled copies; avoid underflow when updating estimates; correctly
20409 scale loop profile.
20411 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20413 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
20414 r236875. Corrected oe3 to oe2 as obvious.
20416 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20418 PR middle-end/71269
20419 PR middle-end/71252
20420 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
20421 that inserted stmt will not dominate stmts that defines its operand.
20422 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
20423 (rewrite_expr_tree_parallel): Likewise.
20425 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20427 PR middle-end/71252
20428 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
20429 all fields including stmt_to_insert are swapped.
20431 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20433 * predict.h (force_edge_cold): Declare.
20434 * predict.c (force_edge_cold): New function.
20435 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
20437 (canonicalize_loop_induction_variables): Fix formating.
20439 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
20441 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
20442 (visium_expand_copysign): Use gen_int_mode directly.
20443 (visium_compute_frame_size): Minor tweaks.
20445 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20447 * tree-vect-loop.c (vect_analyze_loop_2): Use
20448 likely_max_stmt_executions_int.
20450 2016-05-30 Tom de Vries <tom@codesourcery.com>
20452 PR tree-optimization/69067
20453 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
20455 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
20458 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
20459 New peepholes to remove unneeded fild/fistp pairs.
20460 (define_peephole2 atomic_loaddi_fpu): Ditto.
20462 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20464 * predict.c (maybe_hot_frequency_p): Avoid division.
20466 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
20468 * doc/install.texi: Use https for shop.fsf.org.
20470 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20472 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
20473 likely_max_stmt_executions_int.
20475 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20477 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
20478 likely_max_stmt_executions_int.
20480 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20482 * profile.c (compute_branch_probabilities): Do not report hitrates
20484 (branch_prob): Report hitrates here.
20485 * predict.c (gimple_predict_edge): Do not assert profile status;
20486 fix formatting issues.
20488 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20490 * predict.c (edge_predicted_by_p): New function.
20491 (predict_paths_for_bb): Do not put multiple predictions of the same type
20494 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20496 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
20499 2016-05-28 Alan Modra <amodra@gmail.com>
20501 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
20503 2016-05-28 Alan Modra <amodra@gmail.com>
20505 PR rtl-optimization/71275
20506 * ira.c (ira): Free dominance info.
20508 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
20510 * doc/sourcebuild.texi: New address for upstream Go repository.
20512 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
20514 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
20515 (TARGET_ARM_V7M): Likewise.
20517 2016-05-26 Jeff Law <law@redhat.com>
20519 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
20520 (thread_across_edge): Remove calls to find_jump_threads_backwards.
20521 * passes.def: Add jump threading passes before DOM/VRP.
20522 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
20523 argument to a basic block from an edge. Remove tests which are
20525 (pass_data_thread_jumps, class pass_thread_jumps): New.
20526 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
20527 (make_pass_thread_jumps): Likewise.
20528 * tree-pass.h (make_pass_thread_jumps): Declare.
20530 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
20532 * config/visium/visium-protos.h (split_double_move): Rename into...
20533 (visium_split_double_move): ...this.
20534 (visium_split_double_add): Declare.
20535 * config/visium/visium.c (split_double_move): Rename into...
20536 (visium_split_double_move): ...this.
20537 (visium_split_double_add): New function.
20538 (visium_expand_copysign): Renumber operands for consistency.
20539 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
20540 (DFmode move splitter): Likewise.
20541 (*addi3_insn): Split by means of visium_split_double_add.
20542 (*adddi3_insn_flags): Delete.
20543 (*plus_plus_sltu<subst_arith>): New insn.
20544 (*subdi3_insn): Split by means of visium_split_double_add.
20545 (subdi3_insn_flags): Delete.
20546 (*minus_minus_sltu<subst_arith>): New insn.
20547 (*negdi2_insn): Split by means of visium_split_double_add.
20548 (*negdi2_insn_flags): Delete.
20550 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
20552 * configure.ac: Treat a --with-headers option without argument
20553 the same as the default (i.e. consult sys-include directory).
20554 * configure: Regenerate.
20556 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20558 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
20559 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
20561 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
20562 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20564 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20567 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
20568 tree-stdarg analysis results.
20569 (aarch64_setup_incoming_varargs): Likewise.
20571 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20573 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
20574 va_list_gpr_counter_field and va_list_fpr_counter_field.
20576 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
20579 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
20580 * config/aarch64/aarch64.c
20581 (aarch64_cannot_change_mode_class): Remove function.
20582 * config/aarch64/aarch64-protos.h
20583 (aarch64_cannot_change_mode_class): Remove.
20585 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20587 * cfgloop.c (record_niter_bound): Record likely upper bounds.
20588 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
20589 get_likely_max_loop_iterations_int): New.
20590 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
20591 any_likely_upper_bound.
20592 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
20594 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
20595 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
20597 (unroll_loop_constant_iterations): Likewise.
20598 (unroll_loop_runtime_iterations): Likewise.
20599 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
20600 * lto-streamer-out.c (output_cfg): Likewise.
20601 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
20603 (canonicalize_loop_induction_variables): Dump likely upper bounds.
20604 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
20605 (likely_max_loop_iterations): New.
20606 (likely_max_loop_iterations_int): New.
20607 (likely_max_stmt_executions): New.
20608 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
20609 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
20610 likely_max_stmt_executions): Declare.
20612 2016-05-27 Marek Polacek <polacek@redhat.com>
20614 PR middle-end/71308
20615 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
20617 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20619 * config/s390/s390.md (2x risbg splitters): Use
20620 reg_overlap_mentioned_p instead of rtx_equal_p.
20622 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
20624 * combine.c (make_compound_operation): Take known zero bits into
20625 account when checking for possible zero_extend.
20627 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20629 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
20630 Use const_int_operand for operand 2 predicate. Simplify expand code
20633 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
20635 PR middle-end/71279
20636 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
20639 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20641 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
20642 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
20643 that returns CC_SESWPmode and CC_ZESWPmode.
20644 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
20646 (aarch64_rtx_costs): Likewise.
20648 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
20650 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
20651 for ISA 3.0 min/max support.
20652 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
20653 conditional move support.
20654 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
20655 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
20657 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
20658 conditional moves where the comparison type is different from move
20660 (fp_minmax): New code iterator for smin/smax.
20661 (minmax): New code attributes for min/max.
20662 (SMINMAX): Likewise.
20663 (smax<mode>3): Combine min, max insns into one insn using the
20664 fp_minmax code iterator. Add support for ISA 3.0 min/max
20665 instructions that don't need -ffast-math.
20666 (s<minmax><mode>3): Likewise.
20667 (smax<mode>3_vsx): Likewise.
20668 (smin<mode>3): Likewise.
20669 (s<minmax><mode>3_vsx): Likewise.
20670 (smin<mode>3_vsx): Likewise.
20671 (pre-VSX min/max splitters): Likewise.
20672 (s<minmax><mode>3_fpr): Likewise.
20673 (movsfcc): Rewrite floating point conditional moves to combine
20674 SFmode/DFmode into a single insn.
20675 (mov<mode>cc): Likewise.
20676 (movdfcc): Likewise.
20677 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
20678 SFDF2 iterators to handle all combinations.
20679 (fseldfsf4): Likewise.
20680 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
20681 (fseldfdf4): Likewise.
20682 (fselsfdf4): Likewise.
20683 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
20684 comparison instructions that set a 0/-1 mask, and use it for
20685 floating point conditional move via XXSEL.
20686 (fpmask<mode>): Likewise.
20687 (xxsel<mode>): Likewise.
20688 * config/rs6000/predicates.md (min_max_operator): Delete, no
20690 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
20691 instructions that generate a 0/-1 mask for use with XXSEL.
20692 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
20693 say whether floating point min/max is available, either through
20694 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
20695 (TARGET_MINMAX_DF): Likewise.
20697 2016-05-27 Alan Modra <amodra@gmail.com>
20699 PR rtl-optimization/71275
20700 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
20701 for update_equiv_regs and combine_and_move_insns.
20703 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
20705 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
20706 if_then_else or cond RTXes to calculate attribute value.
20707 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
20708 <attr "length_immediate>: Ditto.
20709 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
20710 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
20711 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
20712 <attr "type">: Ditto.
20713 <attr "prefix_data16">: Ditto.
20714 <attr "prefix_extra">: Ditto.
20715 <attr "length_immediate">: Ditto.
20716 <attr "prefix">: Ditto.
20717 (vec_set<mode>_0) <attr "isa">: Ditto.
20718 <attr "prefix_extra">: Ditto.
20719 <attr "length_immediate">: Ditto.
20720 <attr "prefix">: Ditto.
20721 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
20722 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
20723 (sse2_storelpd) <attr "prefix_data16">: Ditto.
20724 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
20725 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
20726 <attr "length_immediate">: Ditto.
20727 <attr "prefix">: Ditto.
20728 (sse2_movsd) <attr "length_immediate">: Ditto.
20729 <attr "prefix">: Ditto.
20730 (vec_concatv2df) <attr "isa">: Ditto.
20731 <attr "prefix">: Ditto.
20732 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
20733 (*vec_extractv2di_1) <attr "isa">: Ditto.
20734 <attr "type">: Ditto.
20735 <attr "length_immediate">: Ditto.
20736 <attr "prefix_rex">: Ditto.
20737 <attr "prefix_extra">: Ditto.
20738 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
20739 <attr "prefix_extra">: Ditto.
20740 <attr "length_immediate">: Ditto.
20741 (vec_concatv2di) <attr "isa">: Ditto.
20742 <attr "prefix_extra">: Ditto.
20743 <attr "length_immediate">: Ditto.
20744 <attr "prefix">: Ditto.
20746 2016-05-26 Martin Liska <mliska@suse.cz>
20748 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
20750 (operator+): Likewise.
20751 (operator-): Likewise.
20752 (comp_cost::operator+=): Likewise.
20753 (comp_cost::operator-=): Likewise.
20754 (comp_cost::operator/=): Likewise.
20755 (comp_cost::operator*=): Likewise.
20756 (operator<): Likewise.
20757 (operator==): Likewise.
20758 (operator<=): Likewise.
20759 (new_cost): Remove.
20760 (infinite_cost_p): Likewise.
20761 (add_costs): Likewise.
20762 (sub_costs): Likewise.
20763 (compare_costs): Likewise.
20764 (set_group_iv_cost): Use the newly introduced functions.
20765 (get_address_cost): Likewise.
20766 (get_shiftadd_cost): Likewise.
20767 (force_expr_to_var_cost): Likewise.
20768 (split_address_cost): Likewise.
20769 (ptr_difference_cost): Likewise.
20770 (difference_cost): Likewise.
20771 (get_computation_cost_at): Likewise.
20772 (determine_group_iv_cost_generic): Likewise.
20773 (determine_group_iv_cost_address): Likewise.
20774 (determine_group_iv_cost_cond): Likewise.
20775 (autoinc_possible_for_pair): Likewise.
20776 (determine_group_iv_costs): Likewise.
20777 (cheaper_cost_pair): Likewise.
20778 (iv_ca_recount_cost): Likewise.
20779 (iv_ca_set_no_cp): Likewise.
20780 (iv_ca_set_cp): Likewise.
20781 (iv_ca_cost): Likewise.
20782 (iv_ca_new): Likewise.
20783 (iv_ca_dump): Likewise.
20784 (iv_ca_narrow): Likewise.
20785 (iv_ca_prune): Likewise.
20786 (iv_ca_replace): Likewise.
20787 (try_add_cand_for): Likewise.
20788 (try_improve_iv_set): Likewise.
20789 (find_optimal_iv_set): Likewise.
20791 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
20793 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
20794 that internal functions will clobber all caller-saved registers.
20796 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20798 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
20799 Return a better case_values_threshold when optimizing.
20801 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
20803 * config/aarch64/aarch64-simd.md (aarch64_combinez):
20804 Add ? to integer variant.
20805 (aarch64_combinez_be): Likewise.
20807 2016-05-26 Jakub Jelinek <jakub@redhat.com>
20809 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
20810 instead of x constraint.
20811 (vcvtps2ph256<mask_name>): Likewise.
20813 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
20814 alternative. Formatting fix.
20816 * config/i386/sse.md
20817 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
20819 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
20820 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
20821 maybe_evex prefix instead of vex.
20822 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
20823 EXT_REX_SSE_REG_P (op0) case in the splitter.
20825 2016-05-25 Jeff Law <law@redhat.com>
20827 PR tree-optimization/71272
20828 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
20829 Update comments. Add test for empty path.
20831 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
20833 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
20834 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
20835 special case builtin.
20836 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20837 code for ALTIVEC_BUILTIN_VEC_CMPNE.
20838 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20839 for __builtin_vec_cmpne.
20841 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
20843 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
20844 redundant test and bail out if the type of the new operand is not
20845 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
20847 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20849 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
20850 (x_ix86_target_flags_explicit): Remove.
20851 * config/i386/i386.c (ix86_function_specific_save): Do not copy
20852 x_ix86_target_flags_explicit.
20853 (ix86_function_specific_restore): Ditto.
20855 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
20856 H.J. Lu <hongjiu.lu@intel.com>
20859 * common/config/i386/i386-common.c
20860 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
20861 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
20862 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
20863 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
20864 (-mgeneral-regs-only): Add new option.
20865 * config/i386/i386.c (ix86_option_override_internal): Don't enable
20866 x87 instructions if only general registers are allowed.
20867 (ix86_target_string): Add ix86_flags argument. Handle additional
20868 flags options through ix86_flags argument. Update all callers.
20869 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
20871 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20873 PR rtl-optimization/66940
20874 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
20875 decrementing desired_val will not overflow before performing these
20878 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
20880 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
20881 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
20882 * config/i386/i386.c (enum ix86_builtins): Add
20883 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
20884 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
20885 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
20886 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
20887 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
20888 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
20889 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
20890 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
20891 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
20892 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
20893 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
20894 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
20895 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
20896 __builtin_ia32_cvtps2dq512_mask.
20897 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
20898 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
20899 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
20900 * config/i386/sse.md
20901 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
20903 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
20904 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
20906 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
20907 (avx512f_vec_pack_sfix_v8df): New define_expand.
20908 (avx512f_roundpd512): Rename to ...
20909 (avx512f_round<castmode>512): ... this. Change iterator.
20910 (avx512f_roundps512_sfix): New define_expand.
20911 (round<mode>2_sfix): Change iterator.
20913 2016-05-25 Nick Clifton <nickc@redhat.com>
20915 * config/msp430/msp430.c (msp430_attr): Produce an error if a
20916 static interrupt handler is detected.
20917 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
20918 default linker script.
20919 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
20920 the low part of a symbolic pointer.
20922 2016-05-25 Richard Biener <rguenther@suse.de>
20924 PR tree-optimization/71261
20925 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
20926 interesting stmt instead of immediate uses when looking
20927 for the use operand to replace.
20929 2016-05-25 Martin Liska <mliska@suse.cz>
20931 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
20933 2016-05-25 Richard Biener <rguenther@suse.de>
20935 PR tree-optimization/71264
20936 * tree-vect-stmts.c (vect_init_vector): Properly deal with
20939 2016-05-25 Martin Liska <mliska@suse.cz>
20941 PR tree-optimization/71239
20942 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
20943 if DECL_SIZE is NULL.
20945 2016-05-25 Richard Biener <rguenther@suse.de>
20947 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
20948 * tree-if-conv.c (pass_data_if_conversion): Use it.
20950 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
20952 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
20953 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
20954 * varpool.c (varpool_node::get_availability): Likewise.
20956 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20958 * config/rs6000/altivec.md (VNEG iterator): New iterator for
20959 VNEGW/VNEGD instructions.
20960 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
20961 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
20962 support for ISA 3.0 VNEGW/VNEGD instructions.
20964 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
20966 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
20967 pointers inside OACC_DATA regions.
20968 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
20969 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
20970 (gimplify_adjust_omp_clauses): Fix typo in comment.
20972 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
20974 * config/rs6000/altivec.md (VParity): New mode iterator for vector
20975 parity built-in functions.
20976 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
20978 (p9v_parity<mode>2): Likewise.
20979 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
20981 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
20982 (parity<mode>2): ISA 3.0 expander for vector parity.
20983 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
20985 (BU_P9_64BIT_MISC_0): Likewise.
20986 (BU_P9_MISC_0): Likewise.
20987 (BU_P9V_AV_1): Likewise.
20988 (BU_P9V_AV_2): Likewise.
20989 (BU_P9V_AV_3): Likewise.
20990 (BU_P9V_AV_P): Likewise.
20991 (BU_P9V_VSX_1): Likewise.
20992 (BU_P9V_OVERLOAD_1): Likewise.
20993 (BU_P9V_OVERLOAD_2): Likewise.
20994 (BU_P9V_OVERLOAD_3): Likewise.
20995 (VCTZB): Add vector count trailing zeros support.
20999 (VPRTYBD): Add vector parity support.
21000 (VPRTYBQ): Likewise.
21001 (VPRTYBW): Likewise.
21002 (VCTZ): Add overloaded vector count trailing zeros support.
21003 (VPRTYB): Add overloaded vector parity support.
21004 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21005 overloaded vector count trailing zeros and parity instructions.
21006 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
21007 vector parity support.
21008 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
21009 trailing zeros support.
21010 (vec_cntlz): Likewise.
21011 (vec_vctzb): Likewise.
21012 (vec_vctzd): Likewise.
21013 (vec_vctzh): Likewise.
21014 (vec_vctzw): Likewise.
21015 (vec_vprtyb): Add ISA 3.0 vector parity support.
21016 (vec_vprtybd): Likewise.
21017 (vec_vprtybw): Likewise.
21018 (vec_vprtybq): Likewise.
21019 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
21020 the ISA 3.0 vector count trailing zeros and vector parity built-in
21023 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21025 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
21026 when there is stmt_to_insert.
21028 2016-05-24 Martin Sebor <msebor@redhat.com>
21031 * tree.h (complete_or_array_type_p): New inline function.
21033 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21035 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
21036 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
21037 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
21039 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
21040 Limit 1st alternative to noavx isa, split 2nd alternative into one
21041 noavx and one avx alternative, use *x and Bm in the former and
21042 x and m in the latter.
21044 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
21045 of sse4 for the first alternative, drop %v from the template
21046 and d operand modifier. Split second alternative into one sse4_noavx
21047 and one avx alternative, use *x instead of *v in the former and v
21048 instead of *v in the latter.
21049 (*sse4_1_extractps): Use noavx isa instead of * for the first
21050 alternative, drop %v from the template. Split second alternative into
21051 one noavx and one avx alternative, use *x instead of *v in the
21052 former and v instead of *v in the latter.
21053 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
21054 with noavx and the last one with avx.
21055 (sse4_1_phminposuw): Guard first alternative with noavx isa,
21056 split the second one into one noavx and one avx alternative,
21057 use *x and Bm in the former and x and m in the latter one.
21058 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
21061 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
21062 first two alternatives to noavx, use *x instead of *v in the second
21063 one, add avx alternative without *.
21064 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
21065 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
21066 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
21068 2016-05-24 Jeff Law <law@redhat.com>
21070 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
21071 New function, extracted from...
21072 (fsm_find_control_statement_thread_paths): Here. Use the new function.
21073 Allow simple copies and constant initializations in the SSA chain.
21075 2016-05-24 Marek Polacek <polacek@redhat.com>
21078 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
21081 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21084 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
21085 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
21086 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
21087 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
21088 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
21090 2016-05-24 Richard Biener <rguenther@suse.de>
21092 PR tree-optimization/71240
21093 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
21096 2016-05-24 Richard Biener <rguenther@suse.de>
21098 PR tree-optimization/71230
21099 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
21101 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21103 * tree-vectorizer.h (vectorizable_comparison): Delete.
21104 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
21105 PURE_SLP_STMT check.
21106 * tree-vect-stmts.c (vectorizable_call): Likewise.
21107 (vectorizable_simd_clone_call): Likewise.
21108 (vectorizable_conversion): Likewise.
21109 (vectorizable_assignment): Likewise.
21110 (vectorizable_shift): Likewise.
21111 (vectorizable_operation): Likewise.
21112 (vectorizable_load): Likewise.
21113 (vectorizable_condition): Likewise.
21114 (vectorizable_store): Likewise. Assert that we don't have
21116 (vectorizable_comparison): Make static. Remove redundant
21117 PURE_SLP_STMT check.
21118 (vect_transform_stmt): Assert that we always have an slp_node
21121 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21123 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
21124 operands[2] against 1 with comparison against CONST1_RTX.
21125 (<shift>di3_neon): Likewise.
21126 * config/arm/predicates.md (const0_operand): Replace with comparison
21127 against CONST0_RTX.
21129 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21131 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
21132 operands[2] against 1 with comparison against CONST1_RTX.
21133 (ashrdi3): Likewise.
21134 (lshrdi3): Likewise.
21135 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
21137 (ashrsi3): Likewise.
21138 (lshrsi3): Likewise.
21139 (rotrsi3): Likewise.
21140 (define_split above *compareqi_eq0): Likewise.
21141 (define_split above "prologue"): Likewise.
21142 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
21143 * config/arm/predicates.md (shift_operator): Likewise.
21144 (shift_nomul_operator): Likewise.
21145 (sat_shift_operator): Likewise.
21146 (thumb1_cmp_operand): Likewise.
21147 (const_neon_scalar_shift_amount_operand): Replace manual range
21148 check with IN_RANGE.
21149 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
21150 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
21152 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21154 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
21155 with HOST_WIDE_INT_1.
21157 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
21158 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
21159 (arm_canonicalize_comparison): Likewise.
21160 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
21162 (thumb1_size_rtx_costs): Likewise.
21163 (vfp_const_double_index): Replace cast of 1 to unsigned
21164 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21165 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
21167 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
21168 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21169 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
21170 HOST_WIDE_INT with HOST_WIDE_INT_1.
21172 2016-05-24 Marek Polacek <polacek@redhat.com>
21174 * tree-cfg.h (should_remove_lhs_p): New predicate.
21175 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
21176 * gimplify.c (gimplify_modify_expr): Likewise.
21177 * tree-cfg.c (verify_gimple_call): Likewise.
21178 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
21179 * gimple-fold.c: Include "tree-cfg.h".
21180 (gimple_fold_call): Use should_remove_lhs_p.
21182 2016-05-24 Richard Biener <rguenther@suse.de>
21184 PR tree-optimization/71253
21185 * cfganal.h (control_dependences): Make robust against edge
21187 (control_dependences::control_dependences): Remove edge_list argument.
21188 (control_dependences::get_edge): Remove.
21189 (control_dependences::get_edge_src): Add.
21190 (control_dependences::get_edge_dest): Likewise.
21191 (control_dependences::m_el): Make a vector of edge src/dest index.
21192 * cfganal.c (control_dependences::find_control_dependence): Adjust.
21193 (control_dependences::control_dependences): Likewise.
21194 (control_dependences::~control_dependence): Likewise.
21195 (control_dependences::get_edge): Remove.
21196 (control_dependences::get_edge_src): Add.
21197 (control_dependences::get_edge_dest): Likewise.
21198 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
21200 (perform_tree_ssa_dce): Adjust.
21201 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
21203 (pass_loop_distribution::execute): Adjust. Do loop destroying
21204 conditional on changed.
21206 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21209 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
21210 return. Reindent transformation comment and mention the ARM state
21213 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21215 PR middle-end/71252
21216 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
21217 after build_and_add_sum creates new use stmt.
21219 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21221 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
21222 load_lanes/grouped_load classification comes first. Don't check
21223 whether the vectorization factor is a multiple of the group size
21226 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21228 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
21229 GROUP_GAP for single-element interleaving.
21230 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
21233 2016-05-24 Richard Biener <rguenther@suse.de>
21235 PR middle-end/70434
21237 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
21238 bases which are accessed with non-invariant indices.
21239 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
21240 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
21242 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21244 PR middle-end/71170
21245 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
21246 (add_to_ops_vec): Add stmt_to_insert.
21247 (add_repeat_to_ops_vec): Init stmt_to_insert.
21248 (insert_stmt_before_use): New.
21249 (transform_add_to_multiply): Remove mult_stmt insertion and add it
21251 (get_ops): Init stmt_to_insert.
21252 (maybe_optimize_range_tests): Likewise.
21253 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
21254 (rewrite_expr_tree_parallel): Likewise.
21255 (reassociate_bb): Likewise.
21257 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21260 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
21261 ISA 3.0 xxperm fusion alternative.
21262 (altivec_vperm_v8hiv16qi): Likewise.
21263 (altivec_vperm_<mode>_uns_internal): Likewise.
21264 (vperm_v8hiv4si): Likewise.
21265 (vperm_v16qiv8hi): Likewise.
21267 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21268 Kelvin Nilsen <kelvin@gcc.gnu.org>
21270 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21271 vpermr/xxpermr on ISA 3.0.
21272 (altivec_expand_vec_perm_le): Likewise.
21273 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21274 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21277 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21279 * config/i386/i386.h (IS_STACK_MODE): Enable for
21280 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21281 SSE_FLOAT_MODE_P macros.
21282 * config/i386/i386.c (ix86_preferred_reload_class): Use
21283 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21284 Cleanup regclass processing for CONST_DOUBLE_P.
21285 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21286 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21287 with IS_STACK_MODE macro.
21288 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21290 (*movdf_internal): Use IS_STACK_MODE macro.
21291 (*movsf_internal): Ditto.
21293 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21295 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21296 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21298 2016-05-23 Jeff Law <law@redhat.com>
21300 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21302 (fsm_find_control_statement_thread_paths): Call it.
21304 2016-05-23 Martin Jambor <mjambor@suse.cz>
21307 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21308 from_global_constant if t is not NULL.
21310 2016-05-23 Marek Polacek <polacek@redhat.com>
21313 * common.opt (Wswitch-unreachable): New option.
21314 * doc/invoke.texi: Document -Wswitch-unreachable.
21315 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21318 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21320 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21321 TMR_INDEX is non-NULL.
21323 2016-05-23 Richard Biener <rguenther@suse.de>
21325 PR tree-optimization/71230
21326 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21327 (try_special_add_to_ops): ... here. Always test for single-use.
21329 2016-05-23 Martin Jambor <mjambor@suse.cz>
21331 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21332 default block if a PHI node in the original one would be resized.
21334 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21336 PR tree-optimization/58135
21337 * tree-vect-slp.c: When group size is not multiple
21338 of vector size, allow splitting of store group at
21341 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21343 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21345 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21347 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21348 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21349 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21352 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21353 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21354 v constraint instead of x and vinserti32x4 insn.
21356 * config/i386/sse.md (i128vldq): New mode iterator.
21357 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21358 avx512dq and avx512vl alternatives.
21360 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
21361 constraint, use maybe_evex prefix instead of vex.
21362 (vec_dupv4sf): Use v constraint instead of x for output
21363 operand except for noavx alternative, use Yv constraint
21364 instead of x for input. Use maybe_evex prefix instead of vex.
21365 (*vec_dupv4si): Likewise.
21366 (*vec_dupv2di): Likewise.
21368 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21370 PR middle-end/40921
21371 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
21372 (linearize_expr_tree): Call try_special_add_to_ops.
21373 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
21375 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21377 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
21378 to computed stack_usage.
21380 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
21383 * config/avr/avr.md (define_expand "mov<mode>"): If the source
21384 operand is subreg (symbol_ref) then move the symbol ref to register.
21386 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
21388 * tree.c (array_at_struct_end_p): Look through MEM_REF.
21390 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
21392 PR middle-end/71179
21393 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
21396 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21398 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
21399 ranges by calling get_single_symbol and tidy up. Look more closely
21400 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
21402 2016-05-20 Jeff Law <law@redhat.com>
21404 * bitmap.c (bitmap_find_bit): Remove useless test.
21406 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
21408 * function.c (thread_prologue_and_epilogue_insns): Commit the
21409 insertion of the epilogue.
21411 2016-05-20 Martin Jambor <mjambor@suse.cz>
21413 PR tree-optimization/70884
21414 * tree-sra.c (initialize_constant_pool_replacements): Do not check
21415 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
21416 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
21417 of constant pool data as a reason for scalarization.
21419 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21421 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
21422 for naked functions.
21423 (thumb1_expand_prologue): Likewise.
21425 2016-05-20 Nathan Sidwell <nathan@acm.org>
21427 * config/nvptx/nptx.c (nvptx_option_override): Only set
21428 flag_toplevel_reorder, if not explicitly specified. Set
21429 flag_no_common, unless explicitly specified.
21431 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21433 * calls.c (can_implement_as_sibling_call_p): Mark param
21434 reg_parm_stack_space with ATTRIBUTE_UNUSED.
21436 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
21438 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
21439 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
21440 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
21442 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
21443 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
21444 and CASE_CONST_ANY.
21446 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
21448 * config/nvptx/nvptx.md (sincossf3): New pattern.
21450 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21452 * calls.c (maybe_complain_about_tail_call): New function.
21453 (initialize_argument_information): Call
21454 maybe_complain_about_tail_call when clearing *may_tailcall.
21455 (can_implement_as_sibling_call_p): Call
21456 maybe_complain_about_tail_call when returning false.
21457 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
21458 ensure try_tail_call is set. Call maybe_complain_about_tail_call
21459 if tail-call optimization fails.
21460 * cfgexpand.c (expand_call_stmt): Initialize
21461 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
21462 * gimple-pretty-print.c (dump_gimple_call): Dump
21463 gimple_call_must_tail_p.
21464 * gimple.c (gimple_build_call_from_tree): Call
21465 gimple_call_set_must_tail with the value of
21466 CALL_EXPR_MUST_TAIL_CALL.
21467 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
21468 (gimple_call_set_must_tail): New function.
21469 (gimple_call_must_tail_p): New function.
21470 * print-tree.c (print_node): Update printing of TREE_STATIC
21471 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
21472 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
21473 trailing comment listing applicable flags.
21474 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
21476 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21478 * calls.c (expand_call): Move "Rest of purposes for tail call
21479 optimizations to fail" to...
21480 (can_implement_as_sibling_call_p): ...this new function, and
21481 split into multiple "if" statements.
21483 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21485 * cfgloop.h (expected_loop_iterations_unbounded,
21486 expected_loop_iterations): Unconstify.
21487 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
21488 profile with known upper bound; return 3 when profile is absent.
21489 (expected_loop_iterations): Update.
21491 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21493 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
21494 and get_max_loop_iterations_int.
21496 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21498 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
21499 realistic upper bounds here.
21501 2016-05-20 Jakub Jelinek <jakub@redhat.com>
21504 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
21505 calls if the LHS is variable length or has addressable type.
21506 If targets[0]->decl is a noreturn call with void return type and
21507 zero arguments, adjust fntype and remove lhs in that case.
21509 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
21511 PR tree-optimization/71079
21512 PR tree-optimization/71206
21513 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
21515 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21517 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
21518 (get_vec_alignment_for_array_decl): Likewise.
21519 (get_vec_alignment_for_record_decl): Likewise.
21520 (increase_alignment::execute): Move code to find alignment to
21521 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
21522 (type_align_map): New hash_map.
21524 2016-05-20 Richard Guenther <rguenther@suse.de>
21526 PR tree-optimization/29756
21527 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
21528 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
21529 * fold-const.c (operand_equal_p): Likewise.
21530 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
21531 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
21532 * tree-inline.c (estimate_operator_cost): Likewise.
21533 * tree-pretty-print.c (dump_generic_node): Likewise.
21534 * tree-ssa-operands.c (get_expr_operands): Likewise.
21535 * cfgexpand.c (expand_debug_expr): Likewise.
21536 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
21537 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
21538 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
21539 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
21540 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
21541 (execute_update_addresses_taken): Do it.
21543 2016-05-20 Richard Biener <rguenther@suse.de>
21545 PR tree-optimization/71185
21546 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
21547 register operations.
21549 2016-05-20 Richard Biener <rguenther@suse.de>
21551 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
21552 gimple_seq_add_seq_without_update.
21553 (release_bb_predicate): Assert we have no operands to free.
21554 (if_convertible_loop_p_1): Calculate post dominators later.
21555 Do not free BB predicates here.
21556 (combine_blocks): Do not recompute BB predicates.
21557 (version_loop_for_if_conversion): Save BB predicates around
21560 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21562 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
21563 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
21564 code. Ignore sibcalls on EDGE_IGNORE edges.
21565 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
21566 on edges for sibcalls that run without prologue. The rest of the
21567 function is combined from...
21568 (fix_fake_fallthrough_edge): ... this, and ...
21569 (try_shrink_wrapping): ... a part of this. Remove the bb_with
21570 function argument, make it a local variable.
21572 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
21574 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
21575 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
21576 for 32-bit mode and SEH for 64-bit.
21577 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
21578 TARGET_64BIT_DEFAULT.
21580 2016-05-19 Ryan Burn <contact@rnburn.com>
21582 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
21583 * gengtype.c (open_base_files): Add cilk.h to ifiles.
21585 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
21587 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
21588 force pending loads from memory.
21590 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
21592 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
21593 (UNSPEC_DARN_32): New unspec constant.
21594 (UNSPEC_DARN_RAW): New unspec constant.
21595 (darn_32): New instruction.
21596 (darn_raw): New instruction.
21597 (darn): New instruction.
21598 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
21599 support and documentation for this macro.
21600 (BU_P9_MISC_1): New macro definition.
21601 (BU_P9_64BIT_MISC_0): New macro definition.
21602 (BU_P9_MISC_0): New macro definition.
21603 (darn_32): New builtin definition.
21604 (darn_raw): New builtin definition.
21605 (darn): New builtin definition.
21606 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
21607 RS6000_BUILTIN_0 directives to surround each occurrence of
21608 #include "rs6000-builtin.def".
21609 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
21610 RS6000_BTM_64BIT flags to the returned mask, depending on
21612 (def_builtin): Correct an error in the assignments made to the
21613 debugging variable attr_string.
21614 (rs6000_expand_builtin): Add support for no-operand built-in
21616 (builtin_function_type): Remove fatal_error assertion that is no
21618 (rs6000_common_init_builtins): Add support for no-operand built-in
21620 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
21622 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
21624 (RS6000_BTM_64BIT): New macro definition.
21625 * doc/extend.texi: Document __builtin_darn (void),
21626 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
21629 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
21631 * tree-vect-loop.c (vect_analyze_loop_2): Use also
21632 max_loop_iterations_int.
21634 2016-05-19 Marek Polacek <polacek@redhat.com>
21636 PR tree-optimization/71031
21637 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
21638 condition and adjust the code a bit.
21640 2016-05-19 Martin Liska <mliska@suse.cz>
21642 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
21643 auto_vec instead of vec.
21645 2016-05-19 Martin Liska <mliska@suse.cz>
21647 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
21649 2016-05-19 Martin Liska <mliska@suse.cz>
21651 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
21653 2016-05-19 Martin Liska <mliska@suse.cz>
21655 * ipa-pure-const.c (set_function_state): Remove an existing
21657 (remove_node_data): Do not free it as it's released
21658 in set_function_state.
21660 2016-05-19 Martin Liska <mliska@suse.cz>
21662 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
21665 2016-05-19 Martin Liska <mliska@suse.cz>
21667 * omp-simd-clone.c (simd_clone_adjust): Release vector.
21669 2016-05-19 Martin Liska <mliska@suse.cz>
21671 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
21672 an auto_vec instead of re-creating it.
21674 2016-05-19 Martin Liska <mliska@suse.cz>
21676 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
21677 auto_vec instead of vec.
21679 2016-05-19 Martin Liska <mliska@suse.cz>
21681 * lto-section-in.c (lto_get_section_data): Call
21682 lto_check_version with additional argument.
21683 * lto-streamer.c (lto_check_version): Add new argument.
21684 * lto-streamer.h (lto_check_version): Likewise.
21686 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21688 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
21689 Don't add cost of inner memory when handling sign-extended loads.
21691 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
21693 PR rtl-optimization/71148
21694 * cse.c (cse_main): Free dominance info.
21695 (rest_of_handle_cse): Don't free dominance info.
21696 (rest_of_handle_cse2): Likewise.
21697 (rest_of_handle_cse_after_global_opts): Likewise.
21699 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21702 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
21703 NULL_TREE early if NEON is not available. Remove now redundant check
21704 in ARM_CHECK_BUILTIN_MODE.
21706 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
21709 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
21710 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
21711 * doc/cpp.texi: Document new macros.
21713 2016-05-19 Bin Cheng <bin.cheng@arm.com>
21715 PR tree-optimization/69848
21716 * tree-vect-loop.c (vectorizable_reduction): Don't factor
21717 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
21719 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21721 * function.c (thread_prologue_and_epilogue_insn): Move the
21722 "goto epilogue_done" one block later.
21724 2016-05-19 Richard Biener <rguenther@suse.de>
21726 PR tree-optimization/70729
21727 * passes.def: Move LIM pass before PRE. Remove no longer
21728 required copyprop and move first DCE out of the loop pipeline.
21730 2016-05-18 David Malcolm <dmalcolm@redhat.com>
21733 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
21734 (OBJS-libcommon-target): ...here.
21735 * opts-common.c: Include spellcheck.h.
21736 (cmdline_handle_error): Build a vec of valid options and use it
21737 to suggest provide hints for misspelled arguments.
21739 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21742 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
21743 lhs if it has TREE_ADDRESSABLE type.
21745 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
21748 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
21749 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
21751 2016-05-18 Martin Jambor <mjambor@suse.cz>
21754 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
21755 input for NOP_EXPR pass-through functions.
21756 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
21757 aggregate global constant VAR_DECLs in constant jump functions.
21759 2016-05-18 Martin Jambor <mjambor@suse.cz>
21762 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
21763 from TREE_READONLY parameters.
21765 2016-05-18 Martin Jambor <mjambor@suse.cz>
21768 * cgraph.h (cgraph_indirect_call_info): New field
21769 guaranteed_unmodified.
21770 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
21771 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21773 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
21774 pass the parameter value to ipa_find_agg_cst_for_param.
21775 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
21776 guaranteed_unmodified, store AA results there instead of bailing out
21778 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
21779 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
21780 (find_constructor_constant_at_offset): New function.
21781 (ipa_find_agg_cst_from_init): Likewise.
21782 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
21783 static initializers of contants, report back through a new paameter
21784 from_global_constant if that was the case.
21785 (try_make_edge_direct_simple_call): Also pass parameter value to
21786 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
21788 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
21789 (ipa_read_indirect_edge_info): Likewise.
21790 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
21791 (ipa_load_from_parm_agg): Likewise.
21793 2016-05-18 Jiong Wang <jiong.wang@arm.com>
21795 PR rtl-optimization/71150
21796 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
21799 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21802 * config/rs6000/constraints.md (wE constraint): New constraint
21803 for a vector constant that can be loaded with XXSPLTIB.
21804 (wM constraint): New constraint for a vector constant of a 1's.
21805 (wS constraint): New constraint for a vector constant that can be
21806 loaded with XXSPLTIB and a vector sign extend instruction.
21807 * config/rs6000/predicates.md (xxspltib_constant_split): New
21808 predicates for wE/wS constraints.
21809 (xxspltib_constant_nosplit): Likewise.
21810 (easy_vector_constant): Add support for constants that can be
21811 loaded via XXSPLTIB.
21812 (all_ones_constant): New predicate for vector constant with all
21814 (splat_input_operand): Add support for ISA 3.0 word splat operations.
21815 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
21816 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
21817 instruction and possibly with a sign extension.
21818 (output_vec_const_move): Add support for XXSPLTIB. If we are
21819 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
21820 instead of XXLXOR/XXLORC.
21821 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
21823 (rs6000_legitimize_reload_address): Likewise.
21824 (rs6000_output_move_128bit): Use output_vec_const_move to emit
21826 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
21827 combine VSX_M and VSX_M2 into one iterator.
21828 (VSX_M2): Likewise.
21829 (VSINT_84): New iterators for loading constants with XXSPLTIB.
21830 (VSINT_842): Likewise.
21831 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
21832 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
21833 XXSPLTIB instruction.
21834 (xxspltib_<mode>_nosplit): Likewise.
21835 (xxspltib_<mode>_split): New insn to load up constants with
21836 XXSPLTIB and a sign extend instruction.
21837 (vsx_mov<mode>): Replace single move that handled all vector types
21838 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
21839 moves (when -mvsx-timode is in effect) into the main vector
21840 moves. Eliminate separate moves for <VSr> <VSa>, where the
21841 preferred register class (<VSr>) is listed first, and the
21842 secondary register class (<VSa>) is listed second with a '?' to
21843 discourage use. Prefer loading 0/-1 in any VSX register for ISA
21844 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
21845 that if the register was involved in a slow operation, the
21846 clear/set operation does not wait for the slow operation to
21847 finish. Adjust the length attributes for 32-bit mode. Use
21848 rs6000_output_move_128bit and drop the use of the string
21849 instructions for 32-bit movti when -mvsx-timode is in effect. Use
21850 spacing so that the alternatives and attributes don't generate
21851 long lines, and put things in columns, so that it is easier to
21852 match up the operands and attributes with the insn alternatives.
21853 (vsx_mov<mode>_64bit): Likewise.
21854 (vsx_mov<mode>_32bit): Likewise.
21855 (vsx_movti_64bit): Fold movti into normal vector moves.
21856 (vsx_movti_32bit): Likewise.
21857 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
21858 splat instructions.
21859 (vsx_splat_v4si_internal): Likewise.
21860 (vsx_splat_v4sf_internal): Likewise.
21861 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
21862 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
21863 extend vector elements.
21864 (vsx_sign_extend_hi_<mode>): Likewise.
21865 (vsx_sign_extend_si_v2di): Likewise.
21866 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
21868 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
21869 constraints. Add trailing period to wL documentation.
21871 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
21873 PR middle-end/71020
21874 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
21875 * tree-dfa.c (replace_abnormal_ssa_names): New function.
21876 * tree-call-cdce.c: Include tree-dfa.h.
21877 (can_guard_call_p): New function, extracted from...
21878 (can_use_internal_fn): ...here.
21879 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
21881 (shrink_wrap_one_built_in_call): Likewise.
21882 (use_internal_fn): Likewise.
21883 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
21884 and return void. Call replace_abnormal_ssa_names.
21885 (pass_call_cdce::execute): Check can_guard_call_p during the
21886 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
21887 will always change something.
21889 2016-05-18 Martin Jambor <mjambor@suse.cz>
21892 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
21893 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
21895 2016-05-18 Martin Jambor <mjambor@suse.cz>
21898 * ipa-inline.h (condition): New field size.
21899 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
21900 for comaprison and store it into the new condition.
21901 (evaluate_conditions_for_known_args): Use condition size to check
21902 access sizes for all but CHANGED conditions.
21903 (unmodified_parm_1): New parameter size_p, store access size into it.
21904 (unmodified_parm): Likewise.
21905 (unmodified_parm_or_parm_agg_item): Likewise.
21906 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
21907 (set_cond_stmt_execution_predicate): Extract access sizes and store
21908 them to conditions.
21909 (set_switch_stmt_execution_predicate): Likewise.
21910 (will_be_nonconstant_expr_predicate): Likewise.
21911 (will_be_nonconstant_predicate): Likewise.
21912 (inline_read_section): Stream condition size.
21913 (inline_write_summary): Likewise.
21915 2016-05-18 Richard Biener <rguenther@suse.de>
21917 * tree-ssa-loop-im.c (determine_max_movement): Properly add
21918 condition cost to PHI cost instead of total_cost.
21920 2016-05-18 Martin Liska <mliska@suse.cz>
21923 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
21926 2016-05-18 Richard Biener <rguenther@suse.de>
21928 * lto-streamer.h (LTO_major_version): Bump to 6.
21930 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21932 * function.c (make_split_prologue_seq, make_prologue_seq,
21933 make_epilogue_seq): New functions, factored out from...
21934 (thread_prologue_and_epilogue_insns): Here.
21936 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
21938 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
21939 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
21940 of before. Add a comment.
21942 2016-05-18 Bin Cheng <bin.cheng@arm.com>
21944 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
21945 expression pointer, not pointer to the pointer.
21947 2016-05-18 Jakub Jelinek <jakub@redhat.com>
21949 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
21950 (avx2_pbroadcast<mode>): Add another alternative with v instead
21951 of x constraints in it, using <pbroadcast_evex_isa> isa.
21952 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
21954 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
21955 constraint x instead of v in second alternative, add avx512bw
21958 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
21959 constraint x instead of v in second alternative, add avx512bw
21962 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
21963 constraint x instead of v in second alternative, add avx512bw
21966 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
21967 avx512bw alternative.
21969 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21971 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
21972 array to 128 chars.
21973 (define_insn "*andnottf3"): Ditto.
21974 (define_insn "*<code><mode>3"/any_logic): Ditto.
21975 (define_insn "*<code>tf3"/any_logic): Ditto.
21976 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
21977 operand to block AVX-512VL insn variant emit when it is not enabled.
21979 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
21981 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
21982 constraint fot SF mode.
21984 2016-05-18 Petr Murzin <petr.murzin@intel.com>
21985 Kirill Yukhin <kirill.yukhin@intel.com>
21987 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
21989 (define_insn "rsqrt14<mode>"): Ditto.
21990 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
21991 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
21992 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
21993 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
21994 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
21996 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
21997 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
21998 * config/i386/i386.c (ix86_print_operand): Expand check for size
21999 override codes for Intel syntax.
22001 2016-05-18 Richard Biener <rguenther@suse.de>
22003 PR tree-optimization/71168
22004 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
22005 initialization earlier.
22007 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
22009 * config/aarch64/aarch64-simd.md
22010 (aarch64_reduc_plus_internal<mode>): Rename to...
22011 (reduc_plus_scal): ...This, and remove previous implementation.
22013 2016-05-18 Richard Biener <rguenther@suse.de>
22015 * passes.def: Put late dse and cd_dce in canonical order.
22017 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
22019 * ipa-inline-transform.c (preserve_function_body_p): Look for
22020 first non-thunk clone.
22021 (save_function_body): Save into first non-thunk.
22022 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
22024 (lto_output_node): Inline thunks don't need body in every
22026 * lto-streamer-in.c: Do not fixup thunk clones.
22027 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
22029 * tree-inline.c (copy_bb): Be prepared for target node to be new after
22032 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22034 PR middle-end/63586
22035 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
22036 (reassociate_bb): Call transform_add_to_multiply.
22038 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22040 * config/aarch64/aarch64.c (all_extensions): Removed unused
22043 2016-05-17 Nathan Sidwell <nathan@acm.org>
22045 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
22046 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
22048 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
22050 PR tree-optimization/54579
22051 PR middle-end/55299
22052 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
22054 2016-05-17 Marek Polacek <polacek@redhat.com>
22057 * tree-inline.c (expand_call_inline): Call
22058 maybe_remove_unused_call_args.
22060 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
22062 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
22063 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
22064 * doc/md.texi (fmin@var{m}3): Likewise.
22066 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22068 * match.pd (X & C): New transformation.
22070 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22072 * match.pd (~X & Y): New transformation.
22074 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22076 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
22077 information for new SSA_NAME.
22078 (simplify_conversion_using_ranges): Get range through get_range_info
22079 instead of get_value_range.
22081 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22083 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
22084 Remove inline assembly.
22085 (vmvn_s16): Likewise.
22086 (vmvn_s32): Likewise.
22087 (vmvn_u8): Likewise.
22088 (vmvn_u16): Likewise.
22089 (vmvn_u32): Likewise.
22090 (vmvnq_s8): Likewise.
22091 (vmvnq_s16): Likewise.
22092 (vmvnq_s32): Likewise.
22093 (vmvnq_u8): Likewise.
22094 (vmvnq_u16): Likewise.
22095 (vmvnq_u32): Likewise.
22096 (vmvn_p8): Likewise.
22097 (vmvnq_p16): Likewise.
22099 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22101 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
22103 (vmul_n_s16): Likewise.
22104 (vmul_n_s32): Likewise.
22105 (vmul_n_u16): Likewise.
22106 (vmul_n_u32): Likewise.
22107 (vmulq_n_f32): Likewise.
22108 (vmulq_n_f64): Likewise.
22109 (vmulq_n_s16): Likewise.
22110 (vmulq_n_s32): Likewise.
22111 (vmulq_n_u16): Likewise.
22112 (vmulq_n_u32): Likewise.
22114 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22116 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
22117 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
22119 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22121 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
22122 to *aarch64_fma4_elt_from_dup<mode>.
22123 (*aarch64_fnma4_elt_to_128df): Rename to
22124 *aarch64_fnma4_elt_from_dup<mode>.
22125 * config/aarch64/arm_neon.h (vfma_n_f64): New.
22126 (vfms_n_f32): Likewise.
22127 (vfms_n_f64): Likewise.
22128 (vfmsq_n_f32): Likewise.
22129 (vfmsq_n_f64): Likewise.
22131 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
22133 * wide-int.h: Change fixed_wide_int_storage from class to struct.
22135 2016-05-17 Richard Biener <rguenther@suse.de>
22137 PR tree-optimization/71132
22138 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
22139 Only add control dependences for blocks in the loop.
22140 (build_rdg): Adjust.
22141 (generate_code_for_partition): Return whether loop should
22142 be destroyed and delay that.
22143 (distribute_loop): Likewise.
22144 (pass_loop_distribution::execute): Record loops to be destroyed
22145 and perform delayed destroying of loops.
22147 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22150 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
22152 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22154 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
22156 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
22159 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
22160 insertion point for instructions generated by validize_mem.
22162 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22164 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
22167 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22169 * config/aarch64/aarch64.c
22170 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
22171 rather than a macro.
22173 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22175 * doc/invoke.texi (AArch64 Options): Various updates.
22177 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22179 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
22180 into instrumentation thunks.
22181 * cif-code.def (CIF_CHKP): New.
22183 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
22185 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
22187 2016-05-16 Martin Jambor <mjambor@suse.cz>
22189 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
22190 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
22192 2016-05-16 Marek Polacek <polacek@redhat.com>
22194 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
22197 2016-05-16 Martin Jambor <mjambor@suse.cz>
22200 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
22201 the outlined kernel function.
22203 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
22205 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
22206 (ISA_HAS_DLSA): Ditto.
22208 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22210 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
22212 2016-05-16 Nathan Sidwell <nathan@acm.org>
22214 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
22215 (nvptx_name_replacement): Restore. Add comment.
22216 (write_fn_proto, write_fn_proto_from_insn,
22217 nvptx_output_call_insn): Restore
22218 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
22220 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22222 * config/aarch64/aarch64.md
22223 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22224 (add<mode>3_compareC_imm): Likewise.
22225 (<optab>si3_uxtw): Split into register and immediate variants.
22226 (andsi3_compare0_uxtw): Likewise.
22227 (and<mode>3_compare0): Likewise.
22228 (and<mode>3nr_compare0): Likewise.
22229 (stack_protect_test_<mode>): Don't use %x for memory operands.
22231 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22233 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
22235 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22237 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
22238 Split integer shifts into shift_reg and bfm.
22239 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
22240 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
22241 (ror<mode>3_insn): Likewise.
22242 (<optab>si3_insn_uxtw): Likewise.
22243 (<optab><mode>3_insn): Change to rotate_imm.
22244 (extr<mode>5_insn_alt): Likewise.
22245 (extrsi5_insn_uxtw): Likewise.
22246 (extrsi5_insn_uxtw_alt): Likewise.
22248 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22250 * doc/tm.texi: Regenerate.
22251 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22252 (TARGET_INVALID_RETURN_TYPE): Remove.
22253 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
22254 TARGET_INVALID_RETURN_TYPE.
22255 * target.def (invalid_parameter_type): Remove.
22256 (invalid_return_type): Remove.
22258 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22260 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
22261 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
22263 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
22265 (preserve_function_body_p): No need to preserve function body
22266 * cif-codes.def (CIF_THUNK): Remove.
22267 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
22269 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22271 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22273 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22275 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22278 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22280 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22281 (inline_small_functions): Do not look for function symbol when
22284 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22286 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22289 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22290 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22291 Jiong Wang <jiong.wang@arm.com>
22293 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22294 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22295 Define __ARM_FP16_ARGS when appropriate.
22296 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22298 (arm_invalid_return_type): Likewise.
22299 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22300 (TARGET_INVALID_RETURN_TYPE): Remove.
22301 (aapcs_vfp_sub_candidate): Allow HFmode.
22302 (aapcs_vfp_allocate): Add comment. Support HFmode.
22303 (aapcs_vfp_allocate_return_reg): Likewise.
22304 (struct aapcs_cp_arg_layout): Slightly reword comments for
22305 is_return_candidate and allocate_return_reg.
22306 (output_mov_vfp): Update assert.
22307 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22309 (arm_invalid_parameter_type): Remove.
22310 (amr_invalid_return_type): Remove.
22311 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22312 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22313 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22315 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22317 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22318 * config/aarch64/arch64-protos.h
22319 (aarch64_legitimize_reload_address): Remove.
22320 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22323 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22325 * configure.ac: Add ACX_NONCANONICAL_HOST.
22326 * configure: Regenerate.
22327 * Makefile.in: Set host_noncanonical.
22329 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22332 * config/i386/i386.md (*movtf_internal): Before register allocation,
22333 do not allow FP constants for CM_MEDIUM memory model, allow only
22334 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22335 (*movxf_internal): Ditto.
22336 (*movdf_internal): Ditto.
22337 (*movsf_internal): Ditto.
22339 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22341 PR rtl-optimization/67483
22342 * combine.c (make_compound_operation): Don't call extract_left_shift
22343 with negative shift amounts.
22345 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22348 * fold-const.c (fold_checksum_tree): Allow modification
22349 of TYPE_ALIAS_SET during folding.
22351 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22352 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22353 (ix86_split_to_parts): Likewise. Fix up formatting.
22355 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22357 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22358 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
22361 2016-05-13 Nathan Sidwell <nathan@acm.org>
22363 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
22364 (nvptx_name_replacement): Delete.
22365 (write_fn_proto, write_fn_proto_from_insn,
22366 nvptx_output_call_insn): Remove nvptx_name_replacement call.
22367 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
22368 * langhooks.c (add_builtin_funcction_common): Call
22369 targetm.mangle_decl_assembler_name.
22371 * config/nvptx/nvptx.c (write_fn_proto): Handle
22372 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
22374 2016-05-13 Martin Liska <mliska@suse.cz>
22376 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
22377 and PRIu64 in printf format.
22379 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22381 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
22384 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22386 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
22387 Change --param max-completely-peeled-times to
22388 --param max-completely-peel-times in dump file printing.
22390 2016-05-13 Richard Biener <rguenther@suse.de>
22392 PR tree-optimization/42587
22393 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
22394 (find_bswap_or_nop_1): Likewise.
22395 (bswap_replace): Likewise.
22397 2016-05-13 Martin Liska <mliska@suse.cz>
22399 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22400 Initialize a variable with default value.
22402 2016-05-13 Martin Liska <mliska@suse.cz>
22404 * doc/invoke.texi: Enhance explanation of error recovery
22407 2016-05-13 Martin Liska <mliska@suse.cz>
22409 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
22410 (struct cost_pair): Change inv_expr_id (int) to inv_expr
22411 (iv_inv_expr_ent *).
22412 (struct iv_inv_expr_ent): Comment struct fields.
22413 (sort_iv_inv_expr_ent): New function.
22414 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
22415 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
22416 a hash_map between iv_inv_expr_ent and number of usages.
22417 (niter_for_exit): Fix coding style.
22418 (tree_ssa_iv_optimize_init): Use renamed variable.
22419 (determine_base_object): Fix coding style.
22420 (alloc_iv): Likewise.
22421 (find_interesting_uses_outside): Likewise.
22422 (add_candidate_1): Likewise.
22423 (add_standard_iv_candidates): Likewise.
22424 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
22425 (prepare_decl_rtl): Fix coding style.
22426 (get_address_cost): Likewise.
22427 (get_shiftadd_cost): Likewise.
22428 (force_expr_to_var_cost): Likewise.
22429 (compare_aff_trees): Likewise.
22430 (get_expr_id): Restructure the function.
22431 (get_loop_invariant_expr_id): Renamed to
22432 get_loop_invariant_expr.
22433 (get_computation_cost_at): Replace usage of inv_expr_id with
22435 (get_computation_cost): Likewise.
22436 (determine_group_iv_cost_generic): Likewise.
22437 (determine_group_iv_cost_address): Likewise.
22438 (iv_period): Fix coding style.
22439 (iv_elimination_compare_lt): Likewise.
22440 (may_eliminate_iv): Likewise.
22441 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
22443 (determine_group_iv_costs): Dump invariant expressions.
22444 (iv_ca_recount_cost): Use the newly added hash_map.
22445 (iv_ca_set_remove_invariants): Fix coding style.
22446 (iv_ca_set_add_invariants): Fix coding style.
22447 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
22449 (iv_ca_set_cp): Likewise.
22450 (iv_ca_new): Initialize the newly added hash_map and remove
22451 initialization of fields.
22452 (iv_ca_free): Delete the hash_map.
22453 (iv_ca_dump): Dump invariant expressions.
22454 (iv_ca_extend): Fix coding style.
22455 (try_add_cand_for): Likewise.
22456 (create_new_ivs): Dump information about # of avg iterations and
22457 # of used invariant expressions.
22458 (rewrite_use_compare): Fix coding style.
22459 (free_loop_data): Set default value for max_inv_expr_id.
22461 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
22463 * cse.c (rest_of_handle_cse): Use cleanup_cfg
22464 returned value cse_cfg_altered computation.
22465 (rest_of_handle_cse2): Likewise.
22466 (rest_of_handle_cse_after_global_opts): Likewise.
22468 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22471 * config/arm/arm.c (arm32_output_mi_thunk): New.
22472 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
22473 to split Thumb1 vs TARGET_32BIT functionality.
22474 (arm_thumb1_mi_thunk): New.
22476 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22478 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
22481 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22484 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
22486 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
22488 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
22489 (expand_builtin_trap): Emit a regular call.
22490 (set_builtin_user_assembler_name): Remove obsolete cases.
22491 * dse.c (scan_insn): Adjust.
22492 * except.c: Include calls.h.
22493 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
22494 emit a regular call to setjmp.
22495 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
22496 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
22497 (emit_block_move_via_libcall): Delete.
22498 (block_move_fn): Delete.
22499 (init_block_move_fn): Likewise.
22500 (emit_block_move_libcall_fn): Likewise.
22501 (emit_block_op_via_libcall): New function.
22502 (set_storage_via_libcall): Tidy up and use memset builtin.
22503 (block_clear_fn): Delete.
22504 (init_block_clear_fn): Likewise.
22505 (clear_storage_libcall_fn): Likewise.
22506 (expand_assignment): Call emit_block_move_via_libcall.
22507 Do not include gt-expr.h.
22508 * expr.h (emit_block_op_via_libcall): Declare.
22509 (emit_block_copy_via_libcall): New inline function.
22510 (emit_block_move_via_libcall): Likewise.
22511 (emit_block_comp_via_libcall): Likewise.
22512 (block_clear_fn): Delete.
22513 (init_block_move_fn): Likewise.
22514 (init_block_clear_fn): Likewise.
22515 (emit_block_move_via_libcall): Likewise.
22516 (set_storage_via_libcall): Add default parameter value.
22517 * libfuncs.h (enum libfunc_index): Remove obsolete values.
22518 (abort_libfunc): Delete.
22519 (memcpy_libfunc): Likewise.
22520 (memmove_libfunc): Likewise.
22521 (memcmp_libfunc): Likewise.
22522 (memset_libfunc): Likewise.
22523 (setbits_libfunc): Likewise.
22524 (setjmp_libfunc): Likewise.
22525 (longjmp_libfunc): Likewise.
22526 (profile_function_entry_libfunc): Likewise.
22527 (profile_function_exit_libfunc): Likewise.
22528 (gcov_flush_libfunc): Likewise.
22529 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
22530 and DECL_VISIBILITY on the declaration.
22531 (init_optabs): Do not initialize obsolete libfuncs.
22532 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
22533 * tree-core.h (ECF_RET1): Define.
22534 (ECF_TM_PURE): Adjust.
22535 (ECF_TM_BUILTIN): Likewise.
22536 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
22537 (build_common_builtin_nodes): Initialize abort builtin.
22538 Add ECF_RET1 on memcpy, memmove and memset builtins.
22539 Pass final flags for alloca and alloca_with_align builtins.
22540 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
22542 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
22543 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
22544 set_storage_via_libcall and call emit_block_copy_via_libcall.
22546 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
22548 * config/i386/i386.md (*call_got_x32): Change operand 0 to
22549 DImode before it is passed to ix86_output_call_operand.
22550 (*call_value_got_x32): Ditto for operand 1.
22552 2016-05-12 Jiong Wang <jiong.wang@arm.com>
22554 PR rtl-optimization/70904
22555 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
22556 reload for wide mode.
22558 2016-05-12 Marek Polacek <polacek@redhat.com>
22561 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
22562 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
22563 * langhooks.h (incomplete_type_error): Likewise.
22564 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
22565 parameter, pass it down to incomplete_type_error.
22566 * tree.h (size_in_bytes): New inline overload.
22567 (size_in_bytes_loc): Renamed from size_in_bytes.
22569 2016-05-12 Richard Biener <rguenther@suse.de>
22571 PR tree-optimization/71059
22572 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
22573 nary before looking up or entering the expression into the VN
22575 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
22576 Make sure to re-use NARYs without result as inserted by
22579 2016-05-12 Richard Biener <rguenther@suse.de>
22581 PR tree-optimization/71062
22582 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
22584 * tree-ssa-structalias.c (set_uids_in_ptset): Set
22585 vars_contains_restrict if the var is a restrict tag.
22586 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
22587 do not disambiguate pointers against it.
22588 (dump_points_to_solution): Re-structure and adjust for new
22589 vars_contains_restrict flag.
22590 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
22592 2016-05-12 Martin Liska <mliska@suse.cz>
22594 * doc/invoke.texi: Explain connection between
22595 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
22597 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
22599 PR tree-optimization/71006
22600 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
22601 consider COND_EXPR as a mask producer.
22603 2016-05-12 Marek Polacek <polacek@redhat.com>
22606 * opts.c (common_handle_option): Detect missing argument for --help^.
22608 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22611 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
22612 when popping the PC and within an interrupt handler routine.
22613 Add missing tab to output of "ldmfd".
22614 (output_return_instruction): Output LDMFD with SP update rather
22615 than POP when returning from interrupt handler.
22617 2016-05-12 Jakub Jelinek <jakub@redhat.com>
22619 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
22620 TARGET_64BIT && TARGET_AVX512DQ.
22621 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
22622 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
22623 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
22624 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
22625 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
22626 (*vec_extractv4si_zext): Add avx512dq alternative.
22627 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
22628 use v instead of x constraint in other alternatives where possible.
22630 * config/i386/sse.md (sse2_loadld): Use v instead of x
22631 constraint in alternatives 0,1,4.
22633 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
22634 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
22635 v constraints instead of x and <pinsr_evex_isa> isa attribute.
22638 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
22639 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
22640 is not emitted unless TARGET_AVX512BW.
22641 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
22642 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
22643 for the result operand.
22645 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
22646 constraint instead of x in avx alternatives. Use maybe_evex instead
22649 * config/i386/constraints.md (Yv): New constraint.
22650 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
22651 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
22652 * config/i386/i386.md (avx512fvecmode): New mode attr.
22653 (*pushtf): Use v constraint instead of x.
22654 (*movtf_internal): Likewise. For TARGET_AVX512VL and
22655 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
22656 (*absneg<mode>2): Use Yv constraint instead of x constraint.
22657 (*absnegtf2_sse): Likewise.
22658 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
22659 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
22660 avx512f alternatives.
22661 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
22663 2016-05-12 Richard Biener <rguenther@suse.de>
22665 PR tree-optimization/71060
22666 * tree-data-ref.c (initialize_data_dependence_relation): Do not
22667 require exact match of DR_BASE_OBJECT but only matching address and
22670 2016-05-12 Richard Biener <rguenther@suse.de>
22672 PR tree-optimization/70986
22673 * cfganal.c: Include cfgloop.h.
22674 (dfs_find_deadend): Prefer to take edges exiting loops.
22676 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22678 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
22679 compile and run time.
22681 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
22684 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
22686 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
22688 * config/i386/i386.c (legitimize_pic_address): Use
22689 copy_to_suggested_reg instead of gen_movsi.
22691 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22693 * config/rs6000/predicates.md (quad_memory_operand): Move most of
22694 the code into quad_address_p and call it to share code with
22695 vsx_quad_dform_memory_operand.
22696 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
22698 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
22699 bit instead of being a separate word. Split -mpower9-dform into
22700 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22701 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
22702 for the register class supporting 128-bit quad word memory offsets.
22703 (mode_supports_vsx_dform_quad): Helper function to return if the
22704 register class uses quad word memory offsets.
22705 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
22706 (rs6000_debug_reg_global): Always print if we are using LRA or not.
22707 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
22708 instructions are enabled, set up the appropriate addr_masks for
22710 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
22711 -mpower9-dform-scalar, instead of -mpower9-dform.
22712 (rs6000_option_override_internal): Split -mpower9-dform into two
22713 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
22714 -mpower9-dform switch sets or clears both. If we are not using
22715 the LRA register allocator, do not enable -mpower9-dform-vector by
22716 default. If we are using LRA, enable -mpower9-dform-vector and
22717 -mvsx-timode if it is appropriate. Issue a warning if either
22718 -mpower9-dform-vector or -mvsx-timode are explicitly used without
22720 (quad_address_offset_p): New helper function to return if the
22721 offset is legal for quad word memory instructions.
22722 (quad_address_p): New function to determin if GPR or vector
22723 register quad word memory addresses are legal.
22724 (mem_operand_gpr): Validate quad word address offsets.
22725 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
22726 d-form (register + offset) instructions.
22727 (offsettable_ok_by_alignment): Likewise.
22728 (rs6000_legitimate_offset_address_p): Likewise.
22729 (legitimate_lo_sum_address_p): Likewise.
22730 (rs6000_legitimize_address): Likewise.
22731 (rs6000_legitimize_reload_address): Add more debug statements for
22733 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
22734 d-form instructions.
22735 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
22736 d-form instructions. Distinguish different cases in debug
22737 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
22738 d-form instructions.
22739 (rs6000_preferred_reload_class): Likewise.
22740 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
22741 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
22742 of the ISA 2.06 indexed memory instructions.
22743 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
22744 use them to save/restore the saved vector registers instead of
22745 using Altivec instructions.
22746 (rs6000_emit_epilogue): Likewise.
22747 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
22748 (rs6000_opt_masks): Split -mpower9-dform into
22749 -mpower9-dform-scalar and -mpower9-dform-vector.
22750 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
22752 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
22753 ISA 3.0 vector indexed memory instructions, and fold the code into
22754 the normal mov<mode> patterns.
22755 (p9_vecstore_<mode>): Likewise.
22756 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
22758 (vsx_movti_64bit): Likewise.
22759 (vsx_movti_32bit): Likewise.
22760 * config/rs6000/constraints.md (wO constraint): New constraint for
22761 ISA 3.0 vector d-form support.
22762 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
22763 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
22764 include -mpower9-dform-vector until we switch over to LRA.
22765 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
22766 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
22767 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
22768 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22769 for -mpower9-dform and -mlra.
22770 * doc/md.texi (wO constraint): Document wO constraint.
22772 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
22774 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
22775 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
22776 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
22777 Move handling of non-insn arguments inline into the sole user:
22778 (output_trans_func): ...here.
22779 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
22780 in emitted function prototype.
22781 (output_internal_insn_latency_func): Ditto. Simplify.
22782 (output_internal_maximal_insn_latency_func): Ditto. Delete
22783 always-unused argument.
22784 (output_insn_latency_func): Ditto.
22785 (output_maximal_insn_latency_func): Ditto.
22787 2016-05-11 Richard Biener <rguenther@suse.de>
22789 PR tree-optimization/71055
22790 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
22791 sth with precision not equal to access size verify we don't chop
22794 2016-05-11 Richard Biener <rguenther@suse.de>
22797 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
22798 (dwarf2out_finish): Move retry_incomplete_types call ...
22799 (dwarf2out_early_finish): ... here.
22801 2016-05-11 Richard Biener <rguenther@suse.de>
22803 PR middle-end/71002
22804 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
22805 if the langhook insists on it.
22806 * fold-const.c (make_bit_field_ref): Add arg for the original
22807 reference and preserve its alias-set.
22808 (decode_field_reference): Take exp by reference and adjust it
22809 to the original memory reference.
22810 (optimize_bit_field_compare): Adjust callers.
22811 (fold_truth_andor_1): Likewise.
22812 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
22814 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
22816 PR middle-end/70807
22817 * cfgrtl.h (delete_insn_and_edges): Now return bool.
22818 * cfgrtl.c (delete_insn_and_edges): Likewise.
22819 * config/i386/i386.c (convert_scalars_to_vector): Remove
22821 * cse.c (cse_insn): Compute cse_cfg_altered.
22822 (delete_trivially_dead_insns): Likewise.
22823 (cse_cc_succs): Likewise.
22824 (rest_of_handle_cse): Free dominance info if required.
22825 (rest_of_handle_cse2): Likewise.
22826 (rest_of_handle_cse_after_global_opts): Likewise.
22828 2016-05-11 Alan Modra <amodra@gmail.com>
22830 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
22831 abi_v4_pass_in_fpr): New functions.
22832 (rs6000_function_arg_boundary): Exclude complex IBM long double
22833 from 64-bit alignment when ABI_V4.
22834 (rs6000_function_arg, rs6000_function_arg_advance_1,
22835 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
22837 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
22839 PR rtl-optimization/71028
22840 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
22841 jump with just a return in the fallthrough block if the branch
22842 block contains just a return as well.
22844 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
22846 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
22847 * match.pd ((X & Y) ^ Y): ... this.
22848 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
22849 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
22851 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22853 * read-md.c (require_char_ws): New function.
22854 (read_string): Simplify using require_char_ws.
22855 (handle_constants): Likewise.
22856 (handle_enum): Likewise.
22857 (handle_file): Likewise.
22858 * read-md.h (require_char_ws): New declaration.
22859 * read-rtl.c (read_conditions): Simplify using require_char_ws.
22860 (read_mapping): Likewise.
22861 (read_rtx_code): Likewise.
22862 (read_nested_rtx): Likewise.
22864 2016-05-10 James Norris <jnorris@codesourcery.com>
22866 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
22867 if offloading is enabled and -fopenacc or -fopenmp is specified.
22868 (CRTOFFLOADEND): Likewise.
22869 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
22870 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
22872 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
22874 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
22875 gotoff_operand code paths. Use copy_to_suggested_regs and
22876 expand_simple_binop where appropriate. Cleanup.
22878 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22881 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
22883 (dimode_scalar_chain::vector_const_cost): New.
22884 (dimode_scalar_chain::compute_convert_gain): Handle constants.
22885 (dimode_scalar_chain::convert_op): Likewise.
22886 (dimode_scalar_chain::convert_insn): Likewise.
22888 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22890 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
22891 unary operation, not a binary one.
22893 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22895 PR middle-end/70877
22896 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
22897 calls with type casted fndecl.
22899 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
22901 PR tree-optimization/70786
22902 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
22903 * calls.c (initialize_argument_information): Bind bounds
22904 with corresponding args passed by reference.
22906 2016-05-10 Jakub Jelinek <jakub@redhat.com>
22909 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
22910 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
22911 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
22914 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22917 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
22918 code for a zero scale factor.
22919 (vsx_xvcvdpuxds_scale): Likewise.
22921 2016-05-10 David Malcolm <dmalcolm@redhat.com>
22923 * diagnostic-show-locus.c (layout::layout): Call show_ruler
22924 if show_ruler_p was set on the context.
22925 (layout::show_ruler): New method.
22926 * diagnostic.h (struct diagnostic_context): Add field
22929 2016-05-10 Richard Biener <rguenther@suse.de>
22931 PR tree-optimization/71039
22932 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
22933 (chk_uses): New function.
22934 (propagate_with_phi): Verify we can safely replicate the lhs of an
22935 aggregate assignment on all incoming edges.
22937 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
22939 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
22941 (rx_atomic_sequence): New class.
22942 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
22943 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
22945 (rx_atomic_sequence::rx_atomic_sequence,
22946 rx_atomic_sequence::~rx_atomic_sequence): New functions.
22947 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
22948 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
22949 CTRLREG_INTB): New constants.
22950 (FETCHOP): New code iterator.
22951 (fethcop_name, fetchop_name2): New iterator code attributes.
22952 (QIHI): New mode iterator.
22953 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
22954 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
22955 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
22957 2016-05-10 Martin Liska <mliska@suse.cz>
22959 * tree-inline.c (remap_dependence_clique): Do not remap
22960 debugging statements.
22962 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22964 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
22965 ("*fixuns_truncdfdi2_z13")
22966 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
22967 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
22968 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
22970 2016-05-10 Richard Biener <rguenther@suse.de>
22972 PR tree-optimization/70497
22973 PR tree-optimization/28367
22974 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
22976 (visit_reference_op_load): ... here.
22977 (vn_reference_lookup_3): Use it to handle subreg-like accesses
22978 with simplified BIT_FIELD_REFs.
22979 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
22980 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
22983 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
22985 * dwarf2out.c (add_abstract_origin_attribute): Adjust
22986 documentation comment. For BLOCK nodes, add a
22987 DW_AT_abstract_origin attribute that points to the DIE generated
22988 for the origin BLOCK.
22989 (gen_lexical_block_die): Call add_abstract_origin_attribute for
22990 blocks from inlined functions.
22992 2016-05-10 Alan Modra <amodra@gmail.com>
22995 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
22996 regrename modifying insns saving lr before __morestack call.
22997 * config/rs6000/rs6000.md (split_stack_return): Similarly for
22998 insns restoring lr after __morestack call.
23000 2016-05-09 Jakub Jelinek <jakub@redhat.com>
23002 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
23003 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
23005 * config/i386/sse.md (vec_interleave_high<mode>,
23006 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
23007 <avx512>_vpermt2var<mode>3_maskz): Likewise.
23009 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23011 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
23012 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
23013 parallel reassociation for power8 and forward.
23015 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
23017 * config/i386/i386.md (absneg splitters with general regs): Use
23018 general_reg_operand predicate.
23019 (btsq peephole2): Use x86_64_immediate_operand to check if new
23020 value is suitable for immediate operand. Generate emitted insn
23021 using RTL expressions.
23022 (btcq peephole2): Ditto.
23023 (btrq peephole2): Ditto. Generate correct immediate operand
23026 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23028 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
23031 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23033 * tree-affine.c (wide_int_constant_multiple_p): Add missing
23034 pointer dereference.
23036 2016-05-09 Richard Biener <rguenther@suse.de>
23038 PR tree-optimization/70985
23039 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
23040 op0 isn't a gimple register.
23042 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
23044 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
23045 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
23046 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
23047 (i6400_fpu_mult): New cpu units.
23048 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
23049 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
23050 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
23051 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
23052 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
23053 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
23054 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
23055 (i6400_msa_long_float4, i6400_msa_long_float5)
23056 (i6400_msa_long_float8, i6400_msa_fdiv_df)
23057 (i6400_msa_fdiv_sf): New reservations.
23058 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
23059 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
23060 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
23061 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
23062 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
23063 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
23064 (msa_short_cmp, msa_short_float2, msa_short_logic3)
23065 (msa_short_store4, msa_long_load, msa_short_store)
23066 (msa_long_logic, msa_long_float2, msa_long_float4)
23067 (msa_long_float5, msa_long_float8, msa_long_mult)
23068 (msa_long_fdiv, msa_long_div): New reservations.
23070 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
23071 Sameera Deshpande <sameera.deshpande@imgtec.com>
23072 Matthew Fortune <matthew.fortune@imgtec.com>
23073 Graham Stott <graham.stott@imgtec.com>
23074 Chao-ying Fu <chao-ying.fu@imgtec.com>
23076 * config.gcc: Add MSA header file for mips*-*-* target.
23077 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
23078 (Ubv8i, Urv8): New constraints.
23079 * config/mips/mips-ftypes.def: Add function types for MSA
23081 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
23082 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
23083 * config/mips/mips-msa.md: New file.
23084 * config/mips/mips-protos.h
23085 (mips_split_128bit_const_insns): New prototype.
23086 (mips_msa_idiv_insns): Likewise.
23087 (mips_split_128bit_move): Likewise.
23088 (mips_split_128bit_move_p): Likewise.
23089 (mips_split_msa_copy_d): Likewise.
23090 (mips_split_msa_insert_d): Likewise.
23091 (mips_split_msa_fill_d): Likewise.
23092 (mips_expand_msa_branch): Likewise.
23093 (mips_const_vector_same_val_p): Likewise.
23094 (mips_const_vector_same_bytes_p): Likewise.
23095 (mips_const_vector_same_int_p): Likewise.
23096 (mips_const_vector_shuffle_set_p): Likewise.
23097 (mips_const_vector_bitimm_set_p): Likewise.
23098 (mips_const_vector_bitimm_clr_p): Likewise.
23099 (mips_msa_vec_parallel_const_half): Likewise.
23100 (mips_msa_output_division): Likewise.
23101 (mips_ldst_scaled_shift): Likewise.
23102 (mips_expand_vec_cond_expr): Likewise.
23103 * config/mips/mips.c (enum mips_builtin_type): Add
23104 MIPS_BUILTIN_MSA_TEST_BRANCH.
23105 (mips_gen_const_int_vector_shuffle): New prototype.
23106 (mips_const_vector_bitimm_set_p): New function.
23107 (mips_const_vector_bitimm_clr_p): Likewise.
23108 (mips_const_vector_same_val_p): Likewise.
23109 (mips_const_vector_same_bytes_p): Likewise.
23110 (mips_const_vector_same_int_p): Likewise.
23111 (mips_const_vector_shuffle_set_p): Likewise.
23112 (mips_symbol_insns): Forbid loading symbols via immediate for
23114 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
23116 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
23118 (mips_lx_address_p): Add support load indexed address for MSA.
23119 (mips_address_insns): Add calculation of instructions needed for
23120 stores and loads for MSA.
23121 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
23122 CONST_VECTOR for MSA and let it fall through.
23123 (mips_ldst_scaled_shift): New function.
23124 (mips_subword_at_byte): Likewise.
23125 (mips_msa_idiv_insns): Likewise.
23126 (mips_legitimize_move): Validate MSA moves.
23127 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
23128 calculation of costs for MSA division.
23129 (mips_split_move_p): Check if MSA moves need splitting.
23130 (mips_split_move): Split MSA moves if necessary.
23131 (mips_split_128bit_move_p): New function.
23132 (mips_split_128bit_move): Likewise.
23133 (mips_split_msa_copy_d): Likewise.
23134 (mips_split_msa_insert_d): Likewise.
23135 (mips_split_msa_fill_d): Likewise.
23136 (mips_output_move): Handle MSA moves.
23137 (mips_expand_msa_branch): New function.
23138 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
23139 Reinstate 'y' modifier.
23140 (mips_file_start): Add MSA .gnu_attribute.
23141 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
23143 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
23144 (mips_class_max_nregs): Add register size for MSA supported mode.
23145 (mips_cannot_change_mode_class): Allow conversion between MSA
23146 vector modes and TImode.
23147 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
23149 (mips_secondary_reload_class): Force MSA loads/stores via memory.
23150 (mips_preferred_simd_mode): Add preffered modes for MSA.
23151 (mips_vector_mode_supported_p): Add MSA supported modes.
23152 (mips_autovectorize_vector_sizes): New function.
23153 (mips_msa_output_division): Likewise.
23154 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
23155 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
23156 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
23157 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
23158 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
23159 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
23160 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
23161 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
23162 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
23163 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
23164 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
23165 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
23166 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
23167 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
23168 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
23169 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
23170 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
23171 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
23172 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
23173 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
23174 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
23175 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
23176 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
23177 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
23178 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
23179 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
23180 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
23181 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
23182 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
23183 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
23184 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
23185 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
23186 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
23187 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
23188 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
23189 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
23190 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
23191 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
23192 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
23193 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
23194 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
23195 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
23196 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
23197 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
23198 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23199 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23200 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23201 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23202 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23203 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23204 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23205 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23206 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
23207 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
23208 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
23209 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
23210 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
23211 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
23212 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
23213 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
23214 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
23215 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
23216 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
23217 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
23218 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
23219 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
23220 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
23221 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
23222 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
23223 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
23224 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
23225 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
23226 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
23227 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
23228 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
23229 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
23230 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
23231 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
23232 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
23233 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
23234 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
23235 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
23236 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
23237 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
23238 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
23239 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
23240 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
23241 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
23242 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
23243 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
23244 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
23245 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
23246 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
23247 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
23248 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
23249 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
23250 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
23251 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
23252 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
23253 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
23254 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
23255 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
23256 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
23257 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
23258 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
23259 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
23260 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
23261 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
23262 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
23263 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
23264 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
23265 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
23266 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
23267 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
23268 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
23269 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
23270 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23271 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23272 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23273 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23274 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23275 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23276 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23277 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23278 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23279 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23280 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23281 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23282 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23283 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23284 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23285 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23286 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23287 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23288 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23289 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23290 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23291 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23292 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23293 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23294 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23295 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23296 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23297 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23298 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23299 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23300 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23301 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23302 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23303 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23304 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23306 (mips_get_builtin_decl_index): New array.
23307 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23308 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23309 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23310 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23311 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23313 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23315 (mips_expand_builtin_insn): Prepare operands for
23316 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23317 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23318 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23319 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23320 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23321 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23322 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23323 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23324 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23325 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23326 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23327 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23328 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23329 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23330 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23331 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23332 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23333 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23334 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23335 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23336 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23337 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23338 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23339 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23340 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23341 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23342 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23343 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23344 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23345 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23346 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23347 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23348 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23349 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23350 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23351 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23352 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23353 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23354 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23355 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23356 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23357 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23358 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23359 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23360 These are set implicitly and an error is reported if overridden.
23361 (mips_expand_builtin_msa_test_branch): New function.
23362 (mips_expand_msa_shuffle): Likewise.
23363 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
23364 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
23365 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
23366 (mips_expand_vec_unpack): Add support for MSA.
23367 (mips_expand_vector_init): Likewise.
23368 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
23369 instead of const0_rtx.
23370 (mips_msa_vec_parallel_const_half): New function.
23371 (mips_gen_const_int_vector): Likewise.
23372 (mips_gen_const_int_vector_shuffle): Likewise.
23373 (mips_expand_msa_cmp): Likewise.
23374 (mips_expand_vec_cond_expr): Likewise.
23375 * config/mips/mips.h
23376 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
23377 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
23379 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
23380 (ISA_HAS_MSA): New macro.
23381 (UNITS_PER_MSA_REG): Likewise.
23382 (BITS_PER_MSA_REG): Likewise.
23383 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
23384 (MSA_REG_FIRST): New macro.
23385 (MSA_REG_LAST): Likewise.
23386 (MSA_REG_NUM): Likewise.
23387 (MSA_REG_P): Likewise.
23388 (MSA_REG_RTX_P): Likewise.
23389 (MSA_SUPPORTED_MODE_P): Likewise.
23390 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
23391 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
23392 * config/mips/mips.md: Include mips-msa.md.
23393 (alu_type): Add simd_add.
23394 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
23395 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
23396 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
23397 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
23398 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
23399 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
23400 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
23401 simd_move, simd_load, simd_store. Choose "multi" for moves
23403 (qword_mode): New attribute.
23404 (insn_count): Add instruction count for quad moves.
23405 Increase the count for MIPS SIMD division.
23406 (UNITMODE): Add UNITMODEs for vector types.
23407 (addsub): New code iterator.
23408 * config/mips/mips.opt (mmsa): New option.
23409 * config/mips/msa.h: New file.
23410 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
23412 * config/mips/mti-linux.h: Likewise.
23413 * config/mips/predicates.md
23414 (const_msa_branch_operand): New constraint.
23415 (const_uimm3_operand): Likewise.
23416 (const_uimm4_operand): Likewise.
23417 (const_uimm5_operand): Likewise.
23418 (const_uimm8_operand): Likewise.
23419 (const_imm5_operand): Likewise.
23420 (aq10b_operand): Likewise.
23421 (aq10h_operand): Likewise.
23422 (aq10w_operand): Likewise.
23423 (aq10d_operand): Likewise.
23424 (const_m1_operand): Likewise.
23425 (reg_or_m1_operand): Likewise.
23426 (const_exp_2_operand): Likewise.
23427 (const_exp_4_operand): Likewise.
23428 (const_exp_8_operand): Likewise.
23429 (const_exp_16_operand): Likewise.
23430 (const_vector_same_val_operand): Likewise.
23431 (const_vector_same_simm5_operand): Likewise.
23432 (const_vector_same_uimm5_operand): Likewise.
23433 (const_vector_same_uimm6_operand): Likewise.
23434 (const_vector_same_uimm8_operand): Likewise.
23435 (par_const_vector_shf_set_operand): Likewise.
23436 (reg_or_vector_same_val_operand): Likewise.
23437 (reg_or_vector_same_simm5_operand): Likewise.
23438 (reg_or_vector_same_uimm6_operand): Likewise.
23439 * doc/extend.texi (MIPS SIMD Architecture Functions): New
23441 * doc/invoke.texi (-mmsa): Document new option.
23443 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23445 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
23446 * configure: Regenerate.
23447 * config.in: Regenerate.
23448 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
23449 on -fvtable-verify.
23450 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
23451 (ENDFILE_VTV_SPEC): Define.
23453 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
23455 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
23456 registers in all interrupt handlers if necessary.
23457 (rl78_option_override): Add warning.
23458 (MUST_SAVE_MDUC_REGISTERS): New macro.
23459 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
23460 * config/rl78/rl78.c (check_mduc_usage): New function.
23461 (mduc_regs): New structure to hold MDUC register data.
23462 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
23463 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
23464 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
23465 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
23466 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
23467 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
23469 2016-05-09 Bin Cheng <bin.cheng@arm.com>
23471 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
23472 (tree-ssa-loop-niter.h): Ditto.
23473 (idx_within_array_bound, ref_within_array_bound): New functions.
23474 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
23475 Factor out check on writable base object to ...
23476 (base_object_writable): ... here.
23478 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23480 * config/arm/arm.md (probe_stack): Add modes to set source
23483 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
23485 * regrename.c (base_reg_class_for_rename): New static function.
23486 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
23488 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
23490 * cgraph.c (thunk_adjust): Export.
23491 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
23492 * cgraphunit.c (thunk_adjust): Export.
23493 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
23495 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
23497 * tree-inline.c (expand_call_inline): Expand thunks inline.
23499 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
23502 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
23503 (*sse2_vd_cvtss2sd): Ditto.
23504 * config/i386/i386.md
23505 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
23506 Generate *sse2_vd_cvtsd2ss pattern.
23507 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
23508 Generate *sse2_vd_cvtss2sd pattern.
23510 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23512 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
23513 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
23516 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23518 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
23519 * config/sh/sh.c: Define and declare variables on first use throughout
23521 (current_function_interrupt): Change to bool type.
23522 (frame_insn): Rename to emit_frame_insn and update users.
23523 (push_regs): Use bool for 'interrupt_handler' argument.
23524 (save_schedule_s): Remove.
23525 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
23526 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
23527 targetm.asm_out.unaligned_op.di.
23528 (gen_far_branch): Remove redundant forward declaration.
23529 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
23530 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
23531 (sh_set_return_address, sh_function_ok_for_sibcall,
23532 scavenge_reg): Update comments.
23533 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
23534 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
23535 (sh_attr_renesas_p): Remove unnecessary parentheses.
23536 (branch_dest): Simplify.
23537 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
23538 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
23539 (CUMULATIVE_ARGS): Change macro to typedef.
23540 (current_function_interrupt): Change to bool type.
23541 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
23542 Surround with __cplusplus ifdef.
23543 (sh_compare_op0, sh_compare_op1): Remove.
23544 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
23546 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
23548 * config/arm/arm.md (arch): Add neon.
23549 (arch_enabled): Return yes for arch neon when TARGET_NEON.
23550 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
23551 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
23552 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
23553 attributes for alt renumbering. Mark alt 3 as non-predicable.
23554 (thumb2_movdf_vfp): Likewise.
23556 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
23558 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
23559 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
23560 (*andqi_1): Add preferred_for_speed attribute to disparage
23561 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
23562 (*<code>qi_1): Ditto.
23563 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
23564 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
23565 (*ashlqi3_1): Ditto.
23566 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
23567 Add preferred_for_size attribute to disparage alternative 0 and
23568 preferred_for_speed attribute to disparage alternative 1 for
23569 TARGET_PARTIAL_REG_STALL targets.
23571 2016-05-07 Tom de Vries <tom@codesourcery.com>
23573 PR tree-optimization/70956
23574 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
23577 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
23579 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
23580 * config/sh/sh.c (sh_cbranch_distance): Implement it.
23581 * config/sh/sh.md (branch_zero): Remove define_attr.
23582 (define_delay): Disable delay slot if branch distance is one insn.
23584 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23586 * config/i386/i386.md (LEAMODE): New mode attribute.
23587 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
23588 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
23589 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
23590 operand 2 predicate.
23591 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
23592 (*lea<mode>_general_3): Ditto.
23593 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
23595 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23597 * genmddump.c (main): Convert argv from char ** to const char **.
23599 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23601 * coretypes.h (OVERRIDE): New macro.
23602 (FINAL): New macro.
23604 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
23606 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
23607 allow coalescing if the types are compatible.
23609 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23611 * pass_manager.h (pass_manager::register_pass_name): New method.
23612 (pass_manager::get_pass_by_name): New method.
23613 (pass_manager::create_pass_tab): New method.
23614 (pass_manager::m_name_to_pass_map): New field.
23615 * passes.c (name_to_pass_map): Delete global in favor of field
23616 "m_name_to_pass_map" of pass_manager.
23617 (register_pass_name): Rename from a function to...
23618 (pass_manager::register_pass_name): ...this method, updating
23619 for renaming of global "name_to_pass_map" to field
23620 "m_name_to_pass_map".
23621 (create_pass_tab): Rename from a function to...
23622 (pass_manager::create_pass_tab): ...this method, updating
23623 for renaming of global "name_to_pass_map" to field.
23624 (get_pass_by_name): Rename from a function to...
23625 (pass_manager::get_pass_by_name): ...this method.
23626 (enable_disable_pass): Convert use of get_pass_by_name to
23627 a method call, locating the pass_manager singleton.
23629 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23631 * genattr-common.c (main): Convert argv from char ** to const char **.
23632 * genattr.c (main): Likewise.
23633 * genattrtab.c (main): Likewise.
23634 * genautomata.c (initiate_automaton_gen): Likewise.
23636 * gencodes.c (main): Likewise.
23637 * genconditions.c (main): Likewise.
23638 * genconfig.c (main): Likewise.
23639 * genconstants.c (main): Likewise.
23640 * genemit.c (main): Likewise.
23641 * genenums.c (main): Likewise.
23642 * genextract.c (main): Likewise.
23643 * genflags.c (main): Likewise.
23644 * genmddeps.c (main): Likewise.
23645 * genopinit.c (main): Likewise.
23646 * genoutput.c (main): Likewise.
23647 * genpeep.c (main): Likewise.
23648 * genpreds.c (main): Likewise.
23649 * genrecog.c (main): Likewise.
23650 * gensupport.c (init_rtx_reader_args_cb): Likewise.
23651 (init_rtx_reader_args): Likewise.
23652 * gensupport.h (init_rtx_reader_args_cb): Likewise.
23653 (init_rtx_reader_args): Likewise.
23654 * gentarget-def.c (main): Likewise.
23655 * read-md.c (read_md_files): Likewise.
23656 * read-md.h (read_md_files): Likewise.
23658 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23660 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
23661 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
23662 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
23663 Remove unused predicate.
23664 (register_and_not_fp_reg_operand): Ditto.
23666 2016-05-06 Martin Liska <mliska@suse.cz>
23668 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
23669 instead of vec as the vector is local to the function.
23671 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23673 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
23674 avx512bw alternative.
23676 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
23677 before the ashr<mode>3 pattern.
23679 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
23680 v instead of x in vex or maybe_vex alternatives, use
23681 maybe_evex instead of vex in prefix.
23683 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
23684 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
23685 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
23686 in vex or maybe_vex alternatives, use maybe_evex instead of vex
23689 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
23690 v instead of x in vex or maybe_vex alternatives, use
23691 maybe_evex instead of vex in prefix.
23693 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
23694 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
23695 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
23696 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
23697 alternatives, use maybe_evex instead of vex in prefix.
23699 * config/i386/sse.md (vec_interleave_lowv4sf,
23700 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
23701 v instead of x in vex or maybe_vex alternatives, use
23702 maybe_evex instead of vex in prefix.
23704 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
23705 v instead of x in vex or maybe_vex alternatives, use
23706 maybe_evex instead of vex in prefix.
23708 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
23709 v constraint instead of x.
23711 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
23713 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
23714 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
23717 2016-05-06 Richard Biener <rguenther@suse.de>
23719 PR tree-optimization/70948
23720 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
23721 Properly clobber all fields of va_list for __builtin_va_start.
23723 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
23726 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
23727 loop latch destination.
23729 2016-05-06 Martin Liska <mliska@suse.cz>
23731 * tree-ssa-uninit.c: Apply manual changes
23732 to the GNU coding style.
23733 (prune_uninit_phi_opnds): Rename from
23734 prune_uninit_phi_opnds_in_unrealizable_paths.
23736 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23738 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
23739 mspace): Remove deprecated options.
23740 * doc/invoke.texi (SH options): Remove -mspace.
23742 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23744 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
23746 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23748 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
23749 corresponding combine split pattern.
23751 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23754 * config/sh/predicates.md (long_displacement_mem_operand): New.
23755 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
23756 Add movi20, movi20s alternatives. Adjust length attribute for
23758 (movsi_ie): Allow for any FPU. Adjust length attribute for
23760 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
23761 attribute for alternatives.
23762 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
23763 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
23764 length attribute for alternatives.
23766 2016-05-06 Richard Biener <rguenther@suse.de>
23768 PR tree-optimization/70960
23769 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
23771 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23774 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
23775 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
23777 2016-05-06 Marek Polacek <polacek@redhat.com>
23780 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
23782 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
23785 * config/sh/sh.md (*rotcr): Add another variant.
23787 2016-05-06 Richard Biener <rguenther@suse.de>
23789 PR middle-end/70931
23790 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
23792 2016-05-06 Richard Biener <rguenther@suse.de>
23794 PR middle-end/70941
23795 * fold-const.c (split_tree): Always convert to the original type
23798 2016-05-06 Richard Biener <rguenther@suse.de>
23800 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
23801 (fwprop_addr): Likewise.
23803 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23806 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
23808 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
23809 * config/i386/i386.md (push mem splitter): Use find_constant_src in
23810 the splitter condition.
23811 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
23812 the splitter condition.
23813 (FP float_extend load splitter): Ditto.
23815 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
23817 * config/i386/i386.md (peehole2 patterns): Change true_regnum
23818 to REGNO in all peephole2 patterns.
23819 (post-reload splitters): Change true_regnum to REGNO in
23820 post-reload splitters.
23821 (zero_extend splitters): Use general_reg_operand and
23822 nonimmediate_gr_operand predicates.
23824 2016-05-05 Jakub Jelinek <jakub@redhat.com>
23826 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
23827 v constraint instead of x.
23829 2016-05-05 Alan Modra <amodra@gmail.com>
23832 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
23833 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
23834 TARGET_NO_FP_IN_TOC for -mrelocatable.
23835 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
23836 TARGET_RELOCATABLE test.
23837 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23838 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23839 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23840 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23841 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23842 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
23843 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
23844 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23845 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
23846 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23848 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
23849 (rs6000_stack_info): Likewise.
23850 (rs6000_elf_asm_out_constructor): Likewise.
23851 (rs6000_elf_asm_out_destructor): Likewise.
23852 (rs6000_elf_declare_function_name): Likewise.
23853 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
23854 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
23857 2016-05-05 Alan Modra <amodra@gmail.com>
23859 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
23861 2016-05-05 Alan Modra <amodra@gmail.com>
23863 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
23864 out-of-line gpr restore for one or two regs if that would add
23867 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
23870 * config/i386/i386.md
23871 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
23872 Change to post-epilogue_completed late splitter. Use sse_reg_operand
23873 as operand 0 predicate.
23874 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
23876 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
23877 Ditto. Emit the pattern using RTX.
23879 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
23880 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
23881 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
23882 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
23884 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
23885 sse_reg_operand as operand 0 predicate.
23887 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
23888 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
23889 instead of gen_rtx_REG.
23890 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
23893 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23895 * function.c (emit_use_return_register_into_block): Delete.
23896 (gen_return_pattern): Delete.
23897 (emit_return_into_block): Delete.
23898 (active_insn_between): Delete.
23899 (convert_jumps_to_returns): Delete.
23900 (emit_return_for_exit): Delete.
23901 (thread_prologue_and_epilogue_insns): Delete all code dealing with
23902 simple_return for shrink-wrapped blocks.
23903 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
23904 end of blocks that need one.
23905 (get_unconverted_simple_return): Delete.
23906 (convert_to_simple_return): Delete.
23907 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
23908 (convert_to_simple_return): Ditto.
23910 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23912 * cfgcleanup.c (bb_is_just_return): New function.
23913 (try_optimize_cfg): Simplify jumps to return, branches to return,
23914 and branches around return.
23916 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
23918 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
23919 branch to a return.
23921 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23925 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
23926 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
23927 assert flags & OEP_HASH_CHECK, instead of asserting it
23928 never happens. Handle TARGET_EXPR.
23929 * fold-const.c (operand_equal_p): For hash verification,
23930 or in OEP_HASH_CHECK into flags.
23932 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
23934 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
23936 (compute_samebase_partition_bases): Fix typo.
23938 2016-05-04 Jakub Jelinek <jakub@redhat.com>
23940 * config/i386/sse.md (vec_interleave_highv8sf,
23941 vec_interleave_lowv8sf, vec_interleave_highv4df,
23942 vec_interleave_lowv4df): Remove constraints from expanders.
23944 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
23946 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23948 * tree-inline.c (expand_call_inline): Fix path dealing with
23949 making lhs of call statement undefined.
23951 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
23953 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
23954 Check availability on NODE, too.
23955 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
23956 (cgraph_node::call_for_symbol_and_aliases): Likewise.
23957 (varpool_node::call_for_symbol_and_aliase): Likewise.
23958 * ipa-pure-const.c (add_new_function): Analyze all bodies.
23959 (propagate_pure_const): Propagate across interposable functions, too.
23960 (skip_function_for_local_pure_const): Do not skip interposable bodies
23962 (pass_local_pure_const::execute): Update.
23964 2016-05-04 Marek Polacek <polacek@redhat.com>
23966 * doc/invoke.texi: Document -Wdangling-else.
23968 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23970 * config.gcc: Error out when conflicting multilib is detected. Do not
23971 loop over multilibs since no combination is legal.
23973 2016-05-04 Alan Modra <amodra@gmail.com>
23975 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
23976 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
23977 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
23980 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
23982 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
23983 Clean up p5600 comments.
23985 2016-05-04 Richard Biener <rguenther@suse.de>
23987 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
23988 constructor simplifications.
23989 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
23991 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
23993 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
23994 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
23995 result.set_rtx is null instead of aborting.
23996 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
23998 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
23999 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
24000 *mov<mode>_store_postinc): New patterns.
24002 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
24004 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
24005 as commutative. Check both conversions are NOP.
24006 ((A & B) OP (C & B)): Remove.
24008 2016-05-04 Alan Modra <amodra@gmail.com>
24010 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
24012 2016-05-04 Alan Modra <amodra@gmail.com>
24015 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
24016 when cr2,3,4 are all fixed regs.
24018 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
24020 PR rtl-optimization/57193
24021 * opts.c (default_options_table): Revert OPT_frename_registers change.
24022 * doc/invoke.texi (-frename-registers, -O2): Likewise.
24024 2016-05-03 Martin Sebor <msebor@redhat.com>
24027 * builtins.c (fold_builtin_FILE): New function.
24028 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
24029 (fold_builtin_0): Call them.
24030 * gimplify.c (gimplify_call_expr): Remove the handling of
24031 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
24034 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
24035 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
24039 * doc/extend.texi (Function Names as Strings): Update __func__,
24040 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
24043 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24044 Richard Biener <rguenther@suse.de>
24046 PR tree-optimization/70916
24047 * tree-if-conv.c: Include cfganal.h.
24048 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
24049 and remove_fake_exit_edges around the optimization pass.
24051 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
24053 * cgraph.c (symbol_table::create_edge): Set inline_failed.
24054 (cgraph_edge::make_direct): Likewise.
24055 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
24056 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
24057 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
24058 (CIF_THUNK): New code.
24059 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
24060 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
24061 (compute_inline_parameters): Set inline_failed for thunks.
24062 (inline_analyze_function): Cleanup.
24063 * ipa-inline.c (can_inline_edge_p): Do not deal with
24064 call_stmt_cannot_inline_p.
24065 (can_early_inline_edge_p): Likewise.
24066 (early_inliner): Initialize inline_failed.
24067 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
24069 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
24071 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
24072 from nonimm_ssenomem_operand.
24073 (nonimm_ssenomem_operand): New predicate.
24074 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
24075 as operand 0 predicate.
24076 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
24077 Disable unsupported alternatives using "enabled" attribute.
24078 Use register_ssemem_operand as operand 0 predicate.
24079 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
24081 2016-05-03 Marek Polacek <polacek@redhat.com>
24084 * input.c (expansion_point_location): New function.
24085 * input.h (expansion_point_location): Declare.
24087 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
24089 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
24090 occurence with frame_offset_ ones.
24092 2016-05-03 Alan Modra <amodra@gmail.com>
24094 PR rtl-optimization/70890
24095 * ira.c (combine_and_move_insns): When moving def_insn, remove
24096 equivs on use_insn.
24098 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
24100 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
24101 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
24102 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
24103 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
24105 2016-05-03 Alan Modra <amodra@gmail.com>
24107 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
24108 for SAVE_MULTIPLE/STORE_MULTIPLE.
24110 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24112 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
24113 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
24115 2016-05-03 Richard Biener <rguenther@suse.de>
24117 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
24119 (gimplify_arg): Likewise.
24120 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
24121 re-writing the result to a decl if required.
24122 (internal_get_tmp_var): Add allow_ssa parameter
24123 and override into_ssa with it.
24124 (get_formal_tmp_var): Adjust.
24125 (get_initialized_tmp_var): Add allow_ssa parameter.
24126 (gimplify_arg): Add allow_ssa parameter and avoid generating
24127 SSA names for the result false.
24128 (gimplify_call_expr): If the call may return twice do not
24129 gimplify parameters into SSA.
24130 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
24131 (gimplify_modify_expr): Adjust assert. For noreturn calls
24132 with a SSA name LHS adjust its def.
24133 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
24134 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
24135 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
24136 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
24137 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
24138 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
24139 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
24140 (optimize_target_teams): Do not allow SSA names for clause operands.
24141 (gimplify_expr): Likewise for where we mark the result addressable.
24142 * passes.def (pass_init_datastructures): Remove.
24143 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
24144 (rewrite_stmt): Likewise.
24145 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
24146 (replace_locals_op): Replace SSA names.
24147 (copy_gimple_seq_and_replace_locals): Init src_cfun.
24148 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
24149 * cgraph.c (release_function_body): Free CFG annotations only
24150 when we have a CFG. Simplify.
24151 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
24152 force_gimple_operand instead of get_initialized_tmp_var.
24153 * tree-pass.h (make_pass_init_datastructures): Remove.
24154 * tree-ssa.c (execute_init_datastructures): Remove.
24155 (pass_data_init_datastructures): Likewise.
24156 (class pass_init_datastructures): Likewise.
24157 (make_pass_init_datastructures): Likewise.
24158 * omp-low.c (create_omp_child_function): Init SSA data structures.
24159 (grid_expand_target_grid_body): Likewise.
24160 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
24161 name before adding it to names_to_release.
24162 (remove_bb): Always release SSA defs.
24163 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
24164 before dereferencing it.
24165 * cgraphunit.c (init_lowered_empty_function): Always
24166 int SSA data structures.
24167 * tree-ssanames.c (release_defs): Remove assert that we are in
24169 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
24171 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24172 Uros Bizjak <ubizjak@gmail.com>
24174 PR rtl-optimization/70467
24175 * config/i386/predicates.md (x86_64_hilo_int_operand,
24176 x86_64_hilo_general_operand): New predicates.
24177 * config/i386/constraints.md (Wd): New constraint.
24178 * config/i386/i386.md (mode attr di): Use Wd instead of e.
24179 (general_hilo_operand): New mode attr.
24180 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
24181 instead of <general_operand>.
24182 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
24183 x86_64_hilo_general_operand instead of <general_operand>.
24185 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24187 PR tree-optimization/70916
24188 * tree-if-conv.c (constant_or_ssa_name): Removed.
24189 (fold_build_cond_expr): Use is_gimple_val instead of
24190 constant_or_ssa_name.
24192 PR tree-optimization/70916
24193 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
24194 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
24197 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
24198 (optimize_atomic_bit_test_and): New function.
24199 (pass_fold_builtins::execute): Use it.
24200 * optabs.def (atomic_bit_test_and_set_optab,
24201 atomic_bit_test_and_complement_optab,
24202 atomic_bit_test_and_reset_optab): New optabs.
24203 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
24204 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
24205 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
24206 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
24207 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
24208 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
24209 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
24210 * doc/md.texi (atomic_bit_test_and_set@var{mode},
24211 atomic_bit_test_and_complement@var{mode},
24212 atomic_bit_test_and_reset@var{mode}): Document.
24213 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
24214 atomic_bit_test_and_complement<mode>,
24215 atomic_bit_test_and_reset<mode>): New expanders.
24216 (atomic_bit_test_and_set<mode>_1,
24217 atomic_bit_test_and_complement<mode>_1,
24218 atomic_bit_test_and_reset<mode>_1): New insns.
24220 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
24222 PR rtl-optimization/70687
24223 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
24224 instead of unsigned HOST_WIDE_INT.
24226 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
24228 PR rtl-optimization/44281
24229 * hard-reg-set.h (struct target_hard_regs): New field
24230 x_fixed_nonglobal_reg_set.
24231 (fixed_nonglobal_reg_set): New macro.
24232 * reginfo.c (init_reg_sets_1): Initialize it.
24233 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
24235 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
24237 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24239 PR tree-optimization/56541
24240 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
24241 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
24242 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
24243 (any_complicated_phi): new static variable.
24244 (aggressive_if_conv): delete.
24245 (if_convertible_phi_p): support phis with more than two arguments.
24246 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
24247 critical pred edges.
24248 (ifcvt_split_critical_edges): support phis with more than two
24249 arguments by checking new parameter. only split critical edges
24251 (tree_if_conversion): handle simd pragma marked loop using new
24252 local variable aggressive_if_conv. check any_complicated_phi.
24254 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24256 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
24259 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24261 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
24264 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
24266 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
24267 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
24268 define_insn_and_split.
24269 (mulsi3_i): New define_insn_and_split.
24270 (mulsi3_call): Convert to define_insn.
24271 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24272 Remove constraints.
24274 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24276 * machmode.h (mode_complex): Add support to give the complex mode
24278 (GET_MODE_COMPLEX_MODE): Likewise.
24279 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24280 stored by build_complex_type and gfc_build_complex_type instead of
24281 trying to figure out the appropriate mode based on the size. Raise
24282 an assertion error, if the type was not set.
24283 * genmodes.c (struct mode_data): Add field for the complex type of
24285 (blank_mode): Likewise.
24286 (make_complex_modes): Remember the complex mode created in the
24288 (emit_mode_complex): Write out the mode_complex array to map a
24289 type mode to the complex version.
24290 (emit_insn_modes_c): Likewise.
24291 * tree.c (build_complex_type): Set the complex type to use before
24292 calling layout_type.
24293 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24294 support for __float128 complex datatypes.
24295 (rs6000_hard_regno_mode_ok): Likewise.
24296 (rs6000_setup_reg_addr_masks): Likewise.
24297 (rs6000_complex_function_value): Likewise.
24298 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24299 __float128 and __ibm128 complex.
24300 (FLOAT128_IBM_P): Likewise.
24301 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24302 * doc/extend.texi (Additional Floating Types): Document that
24303 -mfloat128 must be used to enable __float128. Document complex
24304 __float128 and __ibm128 support.
24306 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24309 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24310 char/short arguments promoted to int because of promote_prototypes.
24312 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24314 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24315 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24316 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24317 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24318 alternatives using "enabled" attribute. Use register_ssemem_operand
24319 as operand 1 predicate.
24320 (*cmpi<unord>xf_i387): Split XFmode pattern from
24321 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24322 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24323 *absneg<mode>2_i387. Disable unsupported alternatives using
24324 "enabled" attribute.
24325 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24327 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24329 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24331 (oacc_loop_process): Check mask for loop termination.
24333 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24335 * cif-code.def (CIF_THUNK): Add.
24336 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24339 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24341 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24342 (dump_inline_summary): Dump it.
24343 (fp_expression_p): New predicate.
24344 (estimate_function_body_sizes): Use it.
24345 (inline_merge_summary): Merge fp_expressions.
24346 (inline_read_section): Read fp_expressions.
24347 (inline_write_summary): Write fp_expressions.
24348 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24349 codegen boundary if either caller or callee is !fp_expressions.
24350 * ipa-inline.h (inline_summary): Add fp_expressions.
24351 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24352 to fp_expressions be sure the fp generation flags are updated.
24354 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24356 PR rtl-optimization/70467
24357 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24359 PR rtl-optimization/70467
24360 * ipa-pure-const.c (check_call): Handle internal calls even in
24361 ipa mode like in local mode.
24363 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24365 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
24367 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24369 * match.pd (X u< X, X u> X): New transformations.
24371 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24373 * flag-types.h (enum warn_strict_overflow_code): Move ...
24374 * coretypes.h: ... here.
24375 * fold-const.h (fold_overflow_warning): Declare.
24376 * fold-const.c (fold_overflow_warning): Make non-static.
24377 (fold_comparison): Move the transformation of X +- C1 CMP C2
24378 into X CMP C2 -+ C1 ...
24379 * match.pd: ... here.
24380 * gimple-fold.c (fold_stmt_1): Protect with
24381 fold_defer_overflow_warnings.
24383 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24385 * omp-low.c (struct oacc_loop): Add 'inner' field.
24386 (new_oacc_loop_raw): Initialize it to zero.
24387 (oacc_loop_fixed_partitions): Initialize it.
24388 (oacc_loop_auto_partitions): Partition outermost loop to outermost
24389 available partitioning.
24391 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24393 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
24395 (umulsidi3): Likewise.
24396 (indirect_jump): Fix jump instruction assembly patterns.
24398 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
24401 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
24402 (nvptx_function_value): Assert non-NULL cfun.
24404 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
24406 PR rtl-optimization/70886
24407 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
24409 * cselib.h (rtx_equal_for_cselib_1): Declare.
24410 (rtx_equal_for_cselib_p: New inline function.
24411 * cselib.c (rtx_equal_for_cselib_p): Delete.
24412 (rtx_equal_for_cselib_1): Make public.
24414 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24416 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
24417 (register_mixssei387nonimm_operand): Remove predicate.
24418 * config/i386/i386.md (*fop_<mode>_comm): Merge from
24419 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
24420 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
24421 for TARGET_MIX_SSE_I387 alternatives.
24422 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
24423 Disable unsupported alternatives using "enabled" attribute. Use
24424 nonimm_ssenomem_operand as operand 1 predicate. Also check
24425 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
24427 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24429 * tree.c (cst_and_fits_in_hwi): Simplify.
24431 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24433 * tree.h (wi::to_wide): New function.
24434 * expr.c (expand_expr_real_1): Use wi::to_wide.
24435 * fold-const.c (int_const_binop_1): Likewise.
24436 (extract_muldiv_1): Likewise.
24438 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24440 * wide-int.h: Update offset_int and widest_int documentation.
24441 (WI_SIGNED_SHIFT_RESULT): New macro.
24442 (wi::binary_shift): Define signed_shift_result_type for
24443 shifts on offset_int- and widest_int-like types.
24444 (generic_wide_int): Support <<= and >>= if << and >> are supported.
24445 * tree.h (int_bit_position): Use shift operators instead of wi::
24447 * alias.c (adjust_offset_for_component_ref): Likewise.
24448 * expr.c (get_inner_reference): Likewise.
24449 * fold-const.c (fold_comparison): Likewise.
24450 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
24451 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
24452 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24453 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
24454 (stmt_kills_ref_p): Likewise.
24455 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
24456 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
24457 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24458 (ao_ref_init_from_vn_reference): Likewise.
24460 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24462 * wide-int.h: Update offset_int and widest_int documentation.
24463 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
24464 (wi::binary_traits): Allow ordered comparisons between offset_int and
24465 offset_int, between widest_int and widest_int, and between either
24466 of these types and basic C types.
24467 (operator <, <=, >, >=): Define for the same combinations.
24468 * tree.h (tree_int_cst_lt): Use comparison operators instead
24469 of wi:: comparisons.
24470 (tree_int_cst_le): Likewise.
24471 * gimple-fold.c (fold_array_ctor_reference): Likewise.
24472 (fold_nonarray_ctor_reference): Likewise.
24473 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
24474 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
24475 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
24476 * tree-sra.c (completely_scalarize): Likewise.
24477 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
24478 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
24479 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
24480 (check_for_binary_op_overflow): Likewise.
24481 (search_for_addr_array): Likewise.
24482 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
24484 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24486 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
24487 (arc_save_restore): Likewise.
24488 (arc_dwarf_register_span): Likewise.
24489 (arc_output_pic_addr_const): Initialize suffix variable.
24491 2016-05-02 Martin Liska <mliska@suse.cz>
24493 * symbol-summary.h (function_summary::function_summary):
24494 Remove checking assert for all cgraph nodes.
24495 (function_summary::get): Check summary_uid.
24496 (symtab_insertion): Check summary_uid.
24498 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24500 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
24501 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
24502 bmaskn instruction.
24503 (arc_dwarf_register_span): Remove enum keyword.
24504 (compact_memory_operand_p): New function.
24505 * config/arc/arc.h (reg_class): Add code density register classes.
24506 (REG_CLASS_NAMES): Likewise.
24507 (REG_CLASS_CONTENTS): Likewise.
24508 * config/arc/arc.md (*movqi_insn): Add code density instructions.
24509 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
24510 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
24511 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
24512 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
24514 (h, Rcd, Rsd, Rzd): New register constraints.
24515 (T): Use compact_memory_operand_p function.
24516 * config/arc/predicates.md (compact_load_memory_operand): Remove.
24518 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24520 * config/sh/sh.md (*negnegt, *movtt): Remove.
24522 2016-05-02 Marek Polacek <polacek@redhat.com>
24523 Tom de Vries <tom@codesourcery.com>
24525 PR tree-optimization/70700
24526 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
24527 bigger than FIRST_REF_NODE.
24529 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24532 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
24534 (prepare_cbranch_operands): Don't use scratch register. Assume that
24535 function is used when pseudos can be created.
24536 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
24537 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
24538 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
24539 define_expand. Allow it only when pseudos can be created.
24540 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
24542 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
24544 * config/i386/constraints.md (BC): Only allow -1 operands.
24545 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
24546 Add "enabled" attribute. Update XI mode attribute calculation.
24547 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
24548 (*movoi_internal_avx): Update XI mode attribute calculation.
24549 (*movti_internal): Ditto.
24551 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24553 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
24554 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
24556 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
24558 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
24559 statement on instruction code. Remove trailing spaces.
24560 (altivec_expand_stv_builtin): Likewise.
24562 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24564 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
24565 (TARGET_FPU_DOUBLE): Simplify.
24566 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
24567 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
24568 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
24569 with 'TARGET_FPU_DOUBLE'.
24570 * config/sh/sh.md: Likewise.
24572 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
24574 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
24575 SH_DIV_STR_FOR_SIZE): Remove.
24576 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
24577 SH_DIV_STR_FOR_SIZE): Remove.
24579 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24581 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
24582 logical_reg_operand): Delete.
24583 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
24584 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
24585 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
24586 match_operand and match_test.
24587 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
24588 variables on their first use. Return bool values.
24589 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
24590 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
24591 arith_reg_operand for input operand. Remove empty constraints.
24593 (*xorsi3_compact): Rename to xorsi3.
24594 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
24595 (*zero_extend<mode>si2_disp_mem): Update comment.
24598 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24600 * config/sh/t-sh: Remove SH5 support.
24601 * config.gcc: Likewise.
24602 * configure: Likewise.
24604 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24606 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
24608 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24610 * config/sh/sh.c (register_sh_passes, sh_option_override,
24611 sh_print_operand, prepare_move_operands,
24612 sh_can_follow_jump): Remove TARGET_SH1 checks.
24613 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
24614 PROMOTE_MODE): Likewise.
24615 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
24618 2016-04-30 Alan Modra <amodra@gmail.com>
24620 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
24621 restoring when fixed_reg_p, but allow out-of-line or stmw save.
24622 Check for user regs later to avoid unnecessary looping over regs.
24623 Merge user reg check with non-saved reg check. Don't force
24624 inline VR restore when static chain used.
24625 (rs6000_frame_related): Omit eh_frame info for user regs when
24627 (fixed_regs_p): Delete.
24629 2016-04-30 Alan Modra <amodra@gmail.com>
24631 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
24632 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
24635 2016-04-30 Alan Modra <amodra@gmail.com>
24638 * config/rs6000/rs6000.c (fixed_reg_p): New function.
24639 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
24642 2016-04-30 Alan Modra <amodra@gmail.com>
24644 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
24645 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
24646 flag_pic test for Darwin.
24648 2016-04-30 Alan Modra <amodra@gmail.com>
24650 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
24651 throw_calls_crossed.
24652 (REG_FREQ_CALLS_CROSSED): Delete.
24653 (REG_N_THROWING_CALLS_CROSSED): Delete.
24654 * regstat.c (regstat_bb_compute_ri): Don't calculate
24655 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
24656 (dump_reg_info): Don't print call cross frequency.
24657 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
24658 and REG_N_THROWING_CALLS_CROSSED.
24660 2016-04-30 Alan Modra <amodra@gmail.com>
24662 * regs.h (struct reg_info_t): Delete live_length.
24663 (REG_LIVE_LENGTH): Delete macro.
24664 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
24665 local_live, local_processed and local_live_last_luid params.
24666 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
24668 (regstat_compute_ri): Adjust for above. Don't set
24670 (dump_reg_info): Don't print live length.
24671 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
24672 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
24673 Localize loop_depth var.
24675 2016-04-30 Alan Modra <amodra@gmail.com>
24677 * ira.c (enum valid_equiv): New.
24678 (validate_equiv_mem): Return enum.
24679 (update_equiv_mem): Create replacement in more cases.
24680 (add_store_equivs): Update validate_equiv_mem call.
24682 2016-04-30 Alan Modra <amodra@gmail.com>
24684 * ira.c (combine_and_move_insns): Rather than scanning insns,
24685 use DF infrastucture to find use and def insns.
24687 2016-04-30 Alan Modra <amodra@gmail.com>
24689 ira.c (combine_and_move_insns): Move invariant conditions..
24690 (ira.c): ..to here. Call combine_and_move_insns before
24691 add_store_equivs. Call grow_reg_equivs later. Allocate
24692 req_equiv later using max_reg_num() rather than global max_regno.
24693 (contains_replace_regs): Delete.
24694 (add_store_equivs): Remove contains_replace_regs test.
24696 2016-04-30 Alan Modra <amodra@gmail.com>
24698 * ira.c (struct equiv_mem_data): New.
24699 (equiv_mem, equiv_mem_modified): Delete static vars.
24700 (validate_equiv_mem_from_store): Use "data" param to communicate..
24701 (validate_equiv_mem): ..from here.
24703 2016-04-30 Alan Modra <amodra@gmail.com>
24705 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
24707 (update_reg_equivs): ..here. Move allocation and freeing of
24708 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
24709 end_alias_analysis to..
24712 2016-04-30 Alan Modra <amodra@gmail.com>
24714 * ira.c (pdx_subregs): Delete.
24715 (struct equivalence): Add pdx_subregs field.
24716 (set_paradoxical_subreg): Remove pdx_subregs param. Update
24717 pdx_subregs access.
24718 (update_equiv_regs): Don't create or free pdx_subregs. Update
24719 pdx_subregs access.
24721 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24723 * config/rs6000/altivec.h: Change definitions of vec_xl and
24725 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
24726 (LD_ELEMREV_V2DI): New.
24727 (LD_ELEMREV_V4SF): New.
24728 (LD_ELEMREV_V4SI): New.
24729 (LD_ELEMREV_V8HI): New.
24730 (LD_ELEMREV_V16QI): New.
24731 (ST_ELEMREV_V2DF): New.
24732 (ST_ELEMREV_V2DI): New.
24733 (ST_ELEMREV_V4SF): New.
24734 (ST_ELEMREV_V4SI): New.
24735 (ST_ELEMREV_V8HI): New.
24736 (ST_ELEMREV_V16QI): New.
24739 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24740 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
24741 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
24742 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
24743 (altivec_expand_builtin): Add handling for
24744 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
24745 (rs6000_invalid_builtin): Add error-checking for
24746 RS6000_BTM_P9_VECTOR.
24747 (altivec_init_builtins): Define builtins used to implement vec_xl
24749 (rs6000_builtin_mask_names): Define power9-vector.
24750 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
24751 (RS6000_BTM_P9_VECTOR): Define.
24752 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
24753 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
24754 (vsx_ld_elemrev_v2df): Likewise.
24755 (vsx_ld_elemrev_v4sf): Likewise.
24756 (vsx_ld_elemrev_v4si): Likewise.
24757 (vsx_ld_elemrev_v8hi): Likewise.
24758 (vsx_ld_elemrev_v16qi): Likewise.
24759 (vsx_st_elemrev_v2df): Likewise.
24760 (vsx_st_elemrev_v2di): Likewise.
24761 (vsx_st_elemrev_v4sf): Likewise.
24762 (vsx_st_elemrev_v4si): Likewise.
24763 (vsx_st_elemrev_v8hi): Likewise.
24764 (vsx_st_elemrev_v16qi): Likewise.
24765 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
24768 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
24770 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
24772 (simplify_control_stmt_condition_1): ... here. Recurse into
24773 BIT_AND_EXPRs and BIT_IOR_EXPRs.
24775 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
24778 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
24779 (zero_extendqi<mode>2_dot): Revert earlier conversion from
24780 define_insn_and_split to define_insn.
24781 (zero_extendqi<mode>2_dot2): Same.
24782 (extendqi<mode>2_dot): Same.
24783 (extendqi<mode>2_dot2): Same.
24785 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24787 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
24788 (probe_stack): New expander.
24789 (probe_stack_<mode>): New insn pattern.
24791 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24793 * config/i386/i386.md
24794 (operations with memory inputs setting flags peephole2):
24795 Remove uneeded REG_P checks. Cleanup pattern generation.
24797 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
24799 * tree-vect-loop.c (vect_transform_loop): Fix
24800 nb_iterations_upper_bound computation for vectorized loop.
24802 2016-04-29 Marek Polacek <polacek@redhat.com>
24803 Jakub Jelinek <jakub@redhat.com>
24806 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
24807 TARGET_EXPR_SLOT as a base.
24809 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
24811 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
24812 with 'rCm2' constraints to limit possible immediate size.
24813 (*load_zeroextendqisi_update): Likewise.
24814 (*load_signextendqisi_update): Likewise.
24815 (*loadhi_update): Likewise.
24816 (*load_zeroextendhisi_update): Likewise.
24817 (*load_signextendhisi_update): Likewise.
24818 (*loadsi_update): Likewise.
24819 (*loadsf_update): Likewise.
24821 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24823 * config/i386/predicates.md (constm1_operand): Fix comparison.
24825 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24827 * testsuite/gcc.target/arc/ieee_eq.c: New test.
24829 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
24831 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
24832 remaining SH5 related settings.
24833 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
24834 shmedia_prepare_call_address): Delete.
24835 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
24836 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
24837 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
24838 UNSUPPORTED_SH2A): Remove m5 checks.
24839 (sh_divide_strategy_e): Remove SH5 division strategies.
24840 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
24841 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
24843 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24845 * config/s390/s390.c (s390_rtx_costs): Update documentation.
24847 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24849 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
24850 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
24851 Change lder to ldr.
24852 * config/s390/vector.md ("mov<mode>"): Likewise.
24854 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
24856 * config/s390/constraints.md ("U", "W"): Invoke
24857 s390_mem_constraint with "ZR" and "ZT".
24858 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
24859 addresses when using LRA. Accept also short displacements for S
24860 and T constraints. Do not check for long displacement target for
24861 S and T constraints.
24862 (s390_mem_constraint): Remove handling of U and W constraints.
24863 * config/s390/s390.md (various patterns): Remove the short
24864 displacement constraints (Q and R) if a long displacement
24865 constraint is present. Add longdisp as required CPU capability.
24866 * config/s390/vector.md: Likewise.
24867 * config/s390/vx-builtins.md: Likewise.
24869 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24872 * reload1.c (reload): Call finish_spills before
24873 restarting reload loop. Skip select_reload_regs
24874 if update_eliminables_and_spill returns true.
24876 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
24878 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
24879 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
24880 (umulhisi3_imm): Update predicates and constraint letters.
24881 (umulhisi3_reg): Declare instruction as commutative.
24882 * config/arc/constraints.md (J12, J16): New constraints.
24883 * config/arc/predicates.md (short_unsigned_const_operand): New
24885 (arc_short_operand): Likewise.
24886 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
24888 2016-04-29 Richard Biener <rguenther@suse.de>
24890 PR tree-optimization/13962
24891 PR tree-optimization/65686
24892 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
24893 * tree-ssa-alias.c (ptrs_compare_unequal): New function
24894 using PTA to compare pointers.
24895 * match.pd: Add pattern for pointer equality compare simplification
24896 using ptrs_compare_unequal.
24898 2016-04-29 Richard Biener <rguenther@suse.de>
24900 * stor-layout.c (layout_type): Do not build a pointer-to-element
24903 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
24905 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
24906 Use SWI mode iterator. Use general_reg_operand predicate.
24907 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
24908 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
24911 2016-04-29 Jakub Jelinek <jakub@redhat.com>
24913 PR middle-end/70843
24914 * fold-const.c (operand_equal_p): Don't verify hash value equality
24916 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
24919 2016-04-28 Jakub Jelinek <jakub@redhat.com>
24922 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
24923 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
24924 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
24925 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
24926 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
24928 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24930 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
24931 to info. Don't initialize separate fields to 0. Clean up
24934 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
24936 * config/i386/i386.md (peephole2s for operations with memory inputs):
24937 Use SWI mode iterator.
24938 (peephole2s for operations with memory outputs): Ditto.
24939 Do not check for stack checking probe.
24941 (probe_stack): Remove expander.
24943 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24944 Andrew Burgess <andrew.burgess@embecosm.com>
24946 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
24947 operands as 32-bits.
24949 2016-04-28 Jason Merrill <jason@redhat.com>
24951 * gdbinit.in: Skip line-map.h.
24953 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
24954 Andrew Burgess <andrew.burgess@embecosm.com>
24956 * config/arc/arc.c (arc_conditional_register_usage): Take
24957 TARGET_RRQ_CLASS into account.
24958 (arc_print_operand): Support printing 'p' and 's' operands.
24959 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
24961 (TARGET_RRQ_CLASS): Define.
24962 (IS_POWEROF2_OR_0_P): Define.
24963 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
24965 (*tst_movb): New define_insn.
24966 (*tst): Avoid recognition if it could prevent '*tst_movb'
24967 combination; replace c/CnL with c/Chs alternative.
24968 (*tst_bitfield_tst): New define_insn.
24969 (*tst_bitfield_asr): New define_insn.
24970 (*tst_bitfield): New define_insn.
24971 (andsi3_i): Add Rrq variant.
24972 (extzv): New define_expand.
24973 (insv): New define_expand.
24974 (*insv_i): New define_insn.
24975 (*movb): New define_insn.
24976 (*movb_signed): New define_insn.
24977 (*movb_high): New define_insn.
24978 (*movb_high_signed): New define_insn.
24979 (*movb_high_signed + 1): New define_split pattern.
24980 (*mrgb): New define_insn.
24981 (*mrgb + 1): New define_peephole2 pattern.
24982 (*mrgb + 2): New define_peephole2 pattern.
24983 * config/arc/arc.opt (mbitops): New option for nps400, uses
24984 TARGET_NPS_BITOPS_DEFAULT.
24985 * config/arc/constraints.md (q): Make register class conditional.
24986 (Rrq): New register constraint.
24987 (Chs): New constraint.
24988 (Clo): New constraint.
24989 (Chi): New constraint.
24990 (Cbf): New constraint.
24991 (Cbn): New constraint.
24992 (C18): New constraint.
24993 (Cbi): New constraint.
24995 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
24997 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
24999 (bitmap_intersection_of_preds): Ditto.
25000 (bitmap_union_of_succs): Ditto.
25001 (bitmap_union_of_preds): Ditto.
25002 * sbitmap.c (do_popcount): Delete.
25003 (BITMAP_DEBUGGING): Delete.
25004 (sbitmap_verify_popcount): Delete.
25005 (sbitmap_alloc): Don't initialize the popcount field.
25006 (sbitmap_alloc_with_popcount): Delete.
25007 (sbitmap_resize): Don't resize the popcount array.
25008 (sbitmap_vector_alloc): Don't initialize the popcount field.
25009 (bitmap_copy): Don't copy the popcount array.
25010 (bitmap_clear): Don't clear the popcount array.
25011 (bitmap_clear): Delete the popcount array handling.
25012 (bitmap_ior_and_compl): Delete the popcount assert.
25013 (bitmap_not): Ditto.
25014 (bitmap_and_compl): Ditto.
25015 (bitmap_and): Delete the popcount array handling.
25016 (bitmap_xor): Ditto.
25017 (bitmap_ior): Ditto.
25018 (bitmap_or_and): Delete the popcount assert.
25019 (bitmap_and_or): Ditto.
25020 (popcount_table): Delete.
25021 (sbitmap_elt_popcount): Delete.
25022 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
25023 (bitmap_set_bit): Delete the popcount assert.
25024 (bitmap_clear_bit): Ditto.
25025 (sbitmap_free): Don't free the popcount array.
25026 (sbitmap_alloc_with_popcount): Delete declaration.
25027 (sbitmap_popcount): Ditto.
25029 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25030 Andrew Burgess <andrew.burgess@embecosm.com>
25032 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
25033 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
25034 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
25035 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
25036 * config/arc/arc.opt (mcmem): New option.
25037 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
25038 supply length for r/m alternative.
25039 (*extendqisi2_ac): Likewise.
25040 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
25042 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
25043 (movhi_insn): Likewise.
25044 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
25045 (*zero_extendqihi2_i): Add r/Ucm alternative.
25046 (*zero_extendqisi2_ac): Likewise.
25047 (*zero_extendhisi2_i): Likewise.
25048 * config/arc/constraints.md (Uex): New memory constraint.
25049 (Ucm): New define_constraint.
25050 * config/arc/predicates.md (long_immediate_loadstore_operand):
25051 Return 0 for MEM with cmem_address address.
25052 (cmem_address_0): New predicates.
25053 (cmem_address_1): Likewise.
25054 (cmem_address_2): Likewise.
25055 (cmem_address): Likewise.
25057 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25059 * config/rs6000/rs6000.c (machine_function): Rename
25060 insn_chain_scanned_p to spe_insn_chain_scanned_p.
25061 (rs6000_stack_info): Adjust.
25063 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25064 Andrew Burgess <andrew.burgess@embecosm.com>
25066 * config/arc/constraints.md (Usd): Convert to define_constraint.
25070 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25073 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
25074 Add new peephole2 where the first insn is *mov<mode>_or instead of
25075 *mov<mode>_internal.
25077 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
25079 * tracer.c (bb_seen): Make static.
25081 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
25083 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
25084 support, setup defaults.
25085 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
25086 * config/arc/arc.c (arc_init): Add NPS400 support.
25087 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
25088 (TARGET_ARC700): NPS400 is also an ARC700.
25089 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
25091 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25094 * config/nds32/nds32.md (casesi): Don't access the operands array
25097 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25099 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
25100 (or $-1,reg peephole2): Ditto.
25101 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
25103 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
25105 * doc/extend.texi (Common Function Attributes) [optimize]:
25106 Discourage use of the optimize attribute.
25108 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
25110 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
25111 special case builtin.
25112 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
25113 ALTIVEC_BUILTIN_VEC_ADDE.
25114 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
25115 support for ALTIVEC_BUILTIN_VEC_ADDE.
25116 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
25117 for __builtin_vec_adde.
25119 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25121 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
25122 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
25124 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25127 * doc/sourcebuild.texi (Effective-Target Keywords, Other
25128 attributes): Document cilkplus_runtime.
25130 2016-04-28 Martin Jambor <mjambor@suse.cz>
25132 * tree-cfg.c (verify_expr): Verify that local declarations belong to
25133 this function. Call verify_expr on MEM_REFs and bases of other
25134 handled_components.
25136 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25138 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
25139 for WORD_REGISTER_OPERATIONS to runtime check.
25141 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25143 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
25145 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25147 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
25148 big-endian compilation.
25149 * config/arc/arc.md (addf3): Likewise.
25150 (subdf3): Likewise.
25151 (muldf3): Likewise.
25153 2016-04-28 Richard Biener <rguenther@suse.de>
25155 PR tree-optimization/70840
25156 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
25157 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
25158 Mark x * pow(x,c) -> pow(x,c+1) commutative.
25159 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
25161 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25163 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
25164 and explain why in a comment.
25166 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25168 * config/arc/arc.md (cpu_facility): Add fpx variant.
25169 (subdf3): Prohibit use reverse sub when assist operations option
25171 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
25172 instructions only when FPX is enabled.
25173 * testsuite/gcc.target/arc/trsub.c: New test.
25175 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25177 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
25178 mult_operator when calculating "type" attribute.
25179 (*fop_<mode>_1_i387): Ditto.
25180 (*fop_xf_1_i387): Ditto.
25181 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
25182 Use std::swap to swap operands. Use RTL expressions to generate
25185 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25186 Joern Rennecke <joern.rennecke@embecosm.com>
25188 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
25190 (emit_pic_move): Remove.
25191 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
25192 * config/arc/arc.c (emit_pic_move): Removed.
25193 (TARGET_HAVE_TLS): Define.
25194 (arc_conditional_register_usage): Test for arc_tp_regno.
25195 (arc_print_operand, arc_print_operand_address): Handle TLS
25197 (arc_needs_pcl_p): New function.
25198 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
25199 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
25200 (arc_raw_symbolic_reference_mentioned_p): Likewise.
25201 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
25202 (arc_legitimize_tls_address): Likewise.
25203 (DTPOFF_ZERO_SYM): Define.
25204 (arc_legitimize_pic_address): Make it static, handle TLS cases.
25205 (arc_output_pic_addr_const): Print TLS unspecs.
25206 (prepare_pic_move): New function, replaces emit_pic_move.
25207 (arc_legitimate_constant_p): Handle TLS unspecs.
25208 (arc_legitimate_address_p): Likewise.
25209 (arc_rewrite_small_data_p): Use assert for TLS constants.
25210 (prepare_move_operands): Use prepare_pic_move.
25211 (arc_legitimize_address): Legitimize tls addresses.
25212 (arc_epilogue_uses): Check for arc_tp_regno.
25213 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
25214 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
25216 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
25218 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
25219 %(arc_tls_extra_start_spec).
25220 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
25221 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
25223 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
25224 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
25225 (UNSPEC_TLS_OFF): Add.
25227 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
25228 (get_thread_pointersi): New patterns.
25229 * config/arc/arc.opt (mtp-regno): New option.
25230 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
25231 (move_dest_operand): Likewise.
25232 * configure: Regenerate.
25233 * configure.ac: Add arc*-*-* case to test for tls.
25234 * doc/invoke.texi (ARC options): Document mtp-regno.
25236 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25238 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
25239 the new ARC HS SIMD instructions.
25240 (arc_preferred_simd_mode): New function.
25241 (arc_autovectorize_vector_sizes): Likewise.
25242 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
25243 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
25244 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
25245 (arc_init_builtins): Add new SIMD builtin types.
25246 (arc_split_move): Handle 64 bit vector moves.
25247 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
25248 (TARGET_PLUS_QMACW): Define.
25249 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
25250 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
25251 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
25252 (VSUBADD4H): New builtins.
25253 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
25254 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
25256 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
25257 Matthias Klose <doko@debian.org>
25259 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
25261 2016-04-28 Richard Biener <rguenther@suse.de>
25263 PR middle-end/70777
25264 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
25267 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
25269 * common/config/sh/sh-common.c: Remove SH5 support.
25270 * config/sh/constraints.md: Likewise.
25271 * config/sh/config/sh/elf.h: Likewise.
25272 * config/sh/linux.h: Likewise.
25273 * config/sh/netbsd-elf.h: Likewise.
25274 * config/sh/predicates.md: Likewise.
25275 * config/sh/sh-c.c: Likewise.
25276 * config/sh/sh-protos.h: Likewise.
25277 * config/sh/sh.c: Likewise.
25278 * config/sh/sh.h: Likewise.
25279 * config/sh/sh.md: Likewise.
25280 * config/sh/sh.opt: Likewise.
25281 * config/sh/sync.md: Likewise.
25282 * config/sh/sh64.h: Delete.
25283 * config/sh/shmedia.h: Likewise.
25284 * config/sh/shmedia.md: Likewise.
25285 * config/sh/sshmedia.h: Likewise.
25286 * config/sh/t-netbsd-sh5-64: Likewise.
25287 * config/sh/t-sh64: Likewise.
25288 * config/sh/ushmedia.h: Likewise.
25290 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25292 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25293 general_reg_operand instead of register_operand predicate.
25295 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25297 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25299 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25301 * match.pd (A - B > A, A + B < A): New transformations.
25303 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25305 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25306 which defaults to true. Emit an outer pair of parentheses only if
25307 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25308 don't emit parentheses for the right-hand operand.
25310 2016-04-27 Jeff Law <law@redhat.com>
25312 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25314 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25316 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25317 (altivec_lvx_<mode>_internal): Document.
25318 (altivec_lvx_<mode>_2op): New define_insn.
25319 (altivec_lvx_<mode>_1op): Likewise.
25320 (altivec_lvx_<mode>_2op_si): Likewise.
25321 (altivec_lvx_<mode>_1op_si): Likewise.
25322 (altivec_stvx_<mode>): Remove.
25323 (altivec_stvx_<mode>_internal): Document.
25324 (altivec_stvx_<mode>_2op): New define_insn.
25325 (altivec_stvx_<mode>_1op): Likewise.
25326 (altivec_stvx_<mode>_2op_si): Likewise.
25327 (altivec_stvx_<mode>_1op_si): Likewise.
25328 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25329 Expand vec_ld and vec_st during parsing.
25330 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25332 (altivec_expand_stvx_be): Likewise.
25333 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25334 address-masking behavior in RTL.
25335 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25336 address-masking behavior in RTL.
25337 (altivec_expand_builtin): Change builtin code arguments for calls
25338 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25339 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25340 presence of lvx/stvx patterns.
25341 (alignment_with_canonical_addr): New function.
25342 (alignment_mask): Likewise.
25343 (find_alignment_op): Likewise.
25344 (recombine_lvx_pattern): Likewise.
25345 (recombine_stvx_pattern): Likewise.
25346 (recombine_lvx_stvx_patterns): Likewise.
25347 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25348 stvx patterns from expand.
25349 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25351 (vector_altivec_store_<mode>): Likewise.
25353 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25355 * config/aarch64/aarch64.md
25356 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25357 remove the "fp" attributes.
25358 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25359 add the "simd" attributes.
25360 (*movdf_aarch64): Likewise.
25361 (*movtf_aarch64): Remove the "fp" attributes.
25362 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
25363 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
25365 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25367 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
25368 rtx to rtx_code_label *.
25369 * rtl.h (maybe_set_first_label_num): Likewise.
25371 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25373 * df-core.c (df_add_problem): Make the problem param be const.
25374 (df_remove_problem): Make local "problem" be const.
25375 * df-problems.c (problem_RD): Make const.
25376 (problem_LR): Likewise.
25377 (problem_LIVE): Likewise.
25378 (problem_MIR): Likewise.
25379 (problem_CHAIN): Likewise.
25380 (problem_WORD_LR): Likewise.
25381 (problem_NOTE): Likewise.
25382 (problem_MD): Likewise.
25383 * df-scan.c (problem_SCAN): Likewise.
25384 * df.h (struct df_problem): Make field "dependent_problem" be
25386 (struct dataflow): Likewise for field "problem".
25387 (df_add_problem): Make param const.
25389 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25391 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
25392 inter-unit moves to/from vector registers are enabled. Do not disable
25395 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25397 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
25398 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
25400 (enum df_problem_id): ...this new enum.
25401 (struct df_problem): Convert field "id" from "int" to
25402 enum df_problem_id.
25404 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25406 * rtl.def: Update comment for "things in the instruction chain" to
25407 reflect the removal of the leading "i" field for INSN_UID in
25408 r210360. Fix bogus apostrophe.
25410 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25412 * config/i386/i386.md
25413 (lea arith with mem operand + setcc peephole2): Set operator mode.
25415 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
25418 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
25419 (dimode_scalar_to_vector_candidate_p): This.
25420 (timode_scalar_to_vector_candidate_p): New function.
25421 (scalar_to_vector_candidate_p): Likewise.
25422 (timode_check_non_convertible_regs): Likewise.
25423 (timode_remove_non_convertible_regs): Likewise.
25424 (remove_non_convertible_regs): Likewise.
25425 (remove_non_convertible_regs): Renamed to ...
25426 (dimode_remove_non_convertible_regs): This.
25427 (scalar_chain::~scalar_chain): Make it virtual.
25428 (scalar_chain::compute_convert_gain): Make it pure virtual.
25429 (scalar_chain::mark_dual_mode_def): Likewise.
25430 (scalar_chain::convert_insn): Likewise.
25431 (scalar_chain::convert_registers): Likewise.
25432 (scalar_chain::add_to_queue): Make it protected.
25433 (scalar_chain::emit_conversion_insns): Likewise.
25434 (scalar_chain::replace_with_subreg): Likewise.
25435 (scalar_chain::replace_with_subreg_in_insn): Likewise.
25436 (scalar_chain::convert_op): Likewise.
25437 (scalar_chain::convert_reg): Likewise.
25438 (scalar_chain::make_vector_copies): Likewise.
25439 (scalar_chain::convert_registers): New pure virtual function.
25440 (class dimode_scalar_chain): New class.
25441 (class timode_scalar_chain): Likewise.
25442 (scalar_chain::mark_dual_mode_def): Renamed to ...
25443 (dimode_scalar_chain::mark_dual_mode_def): This.
25444 (timode_scalar_chain::mark_dual_mode_def): New function.
25445 (timode_scalar_chain::convert_insn): Likewise.
25446 (dimode_scalar_chain::convert_registers): Likewise.
25447 (scalar_chain::compute_convert_gain): Renamed to ...
25448 (dimode_scalar_chain::compute_convert_gain): This.
25449 (scalar_chain::replace_with_subreg): Renamed to ...
25450 (dimode_scalar_chain::replace_with_subreg): This.
25451 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
25452 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
25453 (scalar_chain::make_vector_copies): Renamed to ...
25454 (dimode_scalar_chain::make_vector_copies): This.
25455 (scalar_chain::convert_reg): Renamed to ...
25456 (dimode_scalar_chain::convert_reg ): This.
25457 (scalar_chain::convert_op): Renamed to ...
25458 (dimode_scalar_chain::convert_op): This.
25459 (scalar_chain::convert_insn): Renamed to ...
25460 (dimode_scalar_chain::convert_insn): This.
25461 (scalar_chain::convert): Call convert_registers.
25462 (convert_scalars_to_vector): Change to scalar_chain pointer to
25463 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
25464 in 32-bit mode. Delete scalar_chain pointer. Call
25465 free_dominance_info in 64-bit mode.
25466 (pass_stv::gate): Remove TARGET_64BIT check.
25467 (ix86_option_override): Put the 64-bit STV pass before the CSE
25470 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
25472 * dwarf2out.h (struct dw_loc_descr_node): Remove the
25473 dw_loc_frame_offset field.
25474 * dwarf2out.c (new_loc_descr): Likewise.
25475 (resolve_args_picking_1): Turn the VISITED hash set into a
25476 FRAME_OFFSET hash map. Use it to associate a frame offset to
25477 visited nodes. Remove uses of the CHECKING_P macro.
25478 (resolve_args_picking): Update call to resolve_args_picking_1.
25480 2016-04-27 Martin Liska <mliska@suse.cz>
25482 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
25483 (free_loop_data): Release vuses of groups.
25485 2016-04-27 Bin Cheng <bin.cheng@arm.com>
25487 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
25488 instead of redundant use_id and boolean have_use_for.
25489 (struct iv_use): Change sub_id into group_id. Remove field next.
25490 Move fields: related_cands, n_map_members, cost_map and selected
25492 (struct iv_group): ... here. New structure.
25493 (struct iv_common_cand): Use structure declaration directly.
25494 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
25495 (MAX_CONSIDERED_USES): Rename macro to ...
25496 (MAX_CONSIDERED_GROUPS): ... here.
25497 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
25498 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
25499 (dump_uses): Rename to ...
25500 (dump_groups): ... here. Update all uses.
25501 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
25502 (find_induction_variables): Refactor format of dump information.
25503 (record_sub_use): Delete.
25504 (record_use): Update all uses.
25505 (record_group): New function.
25506 (record_group_use, find_interesting_uses_op): Call above functions.
25508 (find_interesting_uses_cond): Ditto.
25509 (group_compare_offset): New function.
25510 (split_all_small_groups): Rename to ...
25511 (split_small_address_groups_p): ... here. Update all uses.
25512 (split_address_groups): Update all uses.
25513 (find_interesting_uses): Refactor format of dump information.
25514 (add_candidate_1): Update all uses. Remove redundant check on iv,
25516 (add_candidate, record_common_cand): Remove redundant assert.
25517 (add_iv_candidate_for_biv): Update use.
25518 (add_iv_candidate_derived_from_uses): Update all uses.
25519 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
25520 (alloc_use_cost_map): Ditto.
25521 (set_use_iv_cost, get_use_iv_cost): Rename to ...
25522 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
25523 (determine_use_iv_cost_generic): Ditto.
25524 (determine_group_iv_cost_generic): Ditto.
25525 (determine_use_iv_cost_address): Ditto.
25526 (determine_group_iv_cost_address): Ditto.
25527 (determine_use_iv_cost_condition): Ditto.
25528 (determine_group_iv_cost_cond): Ditto.
25529 (determine_use_iv_cost): Ditto.
25530 (determine_group_iv_cost): Ditto.
25531 (set_autoinc_for_original_candidates): Update all uses.
25532 (find_iv_candidates): Update all uses. Refactor dump information.
25533 (determine_use_iv_costs): Ditto.
25534 (determine_iv_costs): Ditto.
25535 (iv_ca_cand_for_use): Rename to ...
25536 (iv_ca_cand_for_group): ... here. Update all uses.
25537 (iv_ca_add_use, iv_ca_add_group): Ditto.
25538 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
25539 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
25540 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
25541 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
25542 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
25543 (create_new_iv, adjust_iv_update_pos): Ditto.
25544 (rewrite_use_address): Delete.
25545 (rewrite_use_address_1): Rename to ...
25546 (rewrite_use_address): ... here.
25547 (rewrite_use_compare): Update all uses.
25548 (rewrite_use): Delete.
25549 (rewrite_uses): Rename to ...
25550 (rewrite_groups): ... here. Update all uses.
25551 (remove_unused_ivs, free_loop_data): Update all uses.
25552 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
25554 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25556 * rtlanal.c (nonzero_bits1): Convert preprocessor check
25557 for WORD_REGISTER_OPERATIONS to runtime check.
25559 2016-04-27 Richard Biener <rguenther@suse.de>
25562 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
25563 aggregate_value_p to determine if a function result is
25564 returned by reference.
25565 (ipa_pta_execute): Functions having their address taken are
25566 not automatically nonlocal.
25568 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25571 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
25572 * fold-const.c (operand_equal_p): If flag_checking and
25573 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
25574 and if it returns non-zero, assert iterative_hash_expr on both
25577 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25579 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
25581 2016-04-27 Nick Clifton <nickc@redhat.com>
25583 PR middle-end/49889
25584 * varasm.c (merge_weak): Generate an error if an attempt is made
25585 to convert a non-weak static function into a weak, public function.
25587 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25589 * params.def (MAX_PARTITION_SIZE): New param.
25590 * doc/invoke.texi: Document lto-max-partition.
25592 2016-04-27 Richard Biener <rguenther@suse.de>
25595 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
25596 function cummulating used_from_other_partition, externally_visible
25597 and force_output from aliases.
25598 (refered_from_nonlocal_var): Likewise.
25599 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
25600 node flags properly.
25602 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25604 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
25605 (-Wmemset-elt-size): New item.
25607 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
25610 * stor-layout.h (internal_reference_types): Delete.
25611 * stor-layout.c (reference_types_internal): Likewise.
25612 (internal_reference_types): Likewise.
25613 (layout_type) <REFERENCE_TYPE>: Adjust.
25615 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25618 * tree.h (inchash::add_expr): Add FLAGS argument.
25619 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
25620 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
25621 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
25622 Formatting fix. Adjust recursive calls. For tcc_comparison,
25623 if swap_tree_comparison (code) is smaller than code, hash that
25624 and arguments in the other order. Hash CONVERT_EXPR the same
25625 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
25626 of ADDR_EXPR of decl as the decl itself. Add or remove
25627 OEP_ADDRESS_OF from recursive flags as needed. For
25628 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
25629 operands commutatively and only the third one normally.
25630 For internal CALL_EXPR hash in CALL_EXPR_IFN.
25632 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
25634 * config/rtems.h (LIB_SPEC): Add -latomic.
25636 2016-04-27 Joel Sherrill <joel@rtems.org>
25638 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
25639 xilink.ld and flags not relevant to RTEMS.
25641 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
25643 * toplev.c (backend_init_target): Avoid calling init_reload when using
25646 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25648 * reorg.c (try_merge_delay_insns): Declare i and j inside the
25649 for loops rather than one for the whole function.
25651 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25653 * match.pd (X + CST CMP X): New transformation.
25655 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25657 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
25658 * fold-const.c (fold_binary_loc): Remove 2 transformations
25659 superseded by match.pd.
25660 * match.pd (x+x -> x*2): Generalize to integers.
25662 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
25664 * config/i386/i386.md (operation on memory peephole): Duplicate an
25665 existing peephole and adapt it to match lea rather than an operation
25668 PR rtl-optimization/57193
25669 * opts.c (default_options_table): Add OPT_frename_registers at -O2
25671 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
25673 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25675 * tree-if-conv.c (any_pred_load_store): New static variable.
25676 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
25677 any_pred_load_store instead of and_mask_load_store.
25678 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
25679 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
25680 (combine_blocks, tree_if_conversion): Ditto.
25682 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25684 PR tree-optimization/70771
25685 PR tree-optimization/70775
25686 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
25687 virtual PHI nodes. Delete parameter.
25688 (if_convertible_loop_p_1): Delete argument to above function.
25689 (predicate_all_scalar_phis): Delete code handling single-argument
25691 (tree_if_conversion): Mark and update virtual SSA.
25693 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25696 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
25697 (x86_elf_aligned_common): Rename to ...
25698 (x86_elf_aligned_decl_common): ... this.
25699 Add decl arg. Switch to .lbss for largecomm object. Use
25700 LARGECOMM_SECTION_ASM_OP.
25701 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
25703 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
25704 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
25706 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
25707 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
25709 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25712 * config/i386/i386.c (SECTION_LARGE): Define.
25713 (x86_64_elf_select_section): Set it for large data/bss sections.
25714 Only clear SECTION_WRITE for .lrodata.
25715 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
25717 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
25718 * varasm.c (default_elf_asm_named_section): Grow flagchars.
25719 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
25721 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
25722 * doc/tm.texi: Regenerate.
25724 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25727 * configure.ac (--enable-checking): Document extra flag, for
25728 non-release builds default to --enable-checking=yes,extra.
25729 If misc checking and extra checking, define CHECKING_P to 2 instead
25731 * common.opt (fchecking=): Add.
25732 * doc/invoke.texi (-fchecking=): Document.
25733 * doc/install.texi: Document --enable-checking changes.
25734 * configure: Regenerated.
25735 * config.in: Regenerated.
25737 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25739 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
25740 attribute instead of which_alternative.
25741 * config/i386/sse.md (*mov<mode>_internal): Ditto.
25742 Use EXT_REX_SSE_REG_P where appropriate.
25744 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25746 * config/i386/predicates.md (const0_operand): Do not match
25747 const_wide_int code.
25748 (const1_operand): Ditto.
25750 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25752 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
25753 for SSE constm1 operands and TARGET_AVX512VL.
25754 (*movti_internal): Ditto.
25755 (*mov<mode>_or): Use constm1_operand predicate.
25756 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
25757 for SSE vector_all_ones operands and TARGET_AVX512VL.
25758 * config/i386/predicates.md (constm1_operand): New predicate.
25759 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
25760 emission of constant -1 load.
25762 2016-04-25 Jason Merrill <jason@redhat.com>
25764 * gdbinit.in: Skip is-a.h.
25766 * attribs.c (register_scoped_attributes): Fix logic.
25767 * attribs.h: Declare register_scoped_attributes.
25769 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25771 * config/rs6000/rs6000-builtin.def: Correct pasto error for
25772 stxvd2x and stxvw4x built-in functions.
25774 2016-04-25 DJ Delorie <dj@redhat.com>
25776 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
25777 (ashrhi3): Likewise.
25778 (lshrhi3): Likewise.
25780 2016-04-25 Richard Biener <rguenther@suse.de>
25782 PR tree-optimization/70780
25783 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
25784 wasn't visited yet.
25785 (compute_antic): Mark blocks with abnormal preds as visited as
25786 they have a final empty antic-in solution already.
25788 2016-04-25 Michael Collison <michael.collison@linaro.org>
25790 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
25792 2016-04-25 Michael Collison <michael.collison@linaro.org>
25794 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
25795 mode is VQI to improve mixed mode vectorization.
25796 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
25797 define_insn to match low half of signed vaddw.
25798 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
25799 define_insn to match high half of signed vaddw.
25800 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
25801 define_insn to match low half of unsigned vaddw.
25802 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
25803 define_insn to match high half of unsigned vaddw.
25804 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
25805 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25806 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
25808 (arm_simd_check_vect_par_cnst_half_p): Likewise.
25809 * config/arm/predicates.md (vect_par_constant_high): Support
25810 big endian and simplify by calling
25811 arm_simd_check_vect_par_cnst_half
25812 (vect_par_constant_low): Likewise.
25814 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
25816 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
25817 predicate for operand 2.
25819 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
25820 H.J. Lu <hongjiu.lu@intel.com>
25822 * config/i386/i386-protos.h (standard_sse_constant_p): Add
25823 machine_mode argument.
25824 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
25825 constm1_rtx operands. For VOIDmode constants, get mode from
25826 pred_mode. Check mode size if the mode is supported by ABI.
25827 (standard_sse_constant_opcode): Do not use standard_constant_p.
25828 Strictly check ABI support for all-ones operands.
25829 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
25830 immediates. Update calls to standard_sse_constant_p.
25831 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
25832 (ix86_rtx_costs): Ditto.
25833 * config/i386/i386.md (*movxi_internal_avx512f): Use
25834 nonimmediate_or_sse_const_operand instead of vector_move_operand.
25835 Use (v,BC) alternative instead of (v,C). Use register_operand
25836 checks instead of MEM_P.
25837 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
25838 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
25839 isa attribute. Use register_operand checks instead of MEM_P.
25840 (*movti_internal): Use nonimmediate_or_sse_const_operand for
25841 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
25842 alternative and corresponding sse2 isa attribute.
25843 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
25844 to standard_sse_constant_p.
25845 (FP constant splitters): Ditto.
25846 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
25848 * config/i386/predicates.md (constm1_operand): Remove.
25849 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
25850 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
25851 vector_all_ones_operand instead of constm1_operand.
25853 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25855 * print-rtl.c (print_rtx_insn_vec): New function.
25856 * print-rtl.h: New prototype.
25857 * store-motion.c (struct st_expr): Make avail_stores a vector.
25858 (st_expr_entry): Adjust.
25859 (free_st_expr_entry): Likewise.
25860 (print_store_motion_mems): Likewise.
25861 (find_moveable_store): Likewise.
25862 (compute_store_table): Likewise.
25863 (delete_store): Likewise.
25864 (build_store_vectors): Likewise.
25866 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25868 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
25870 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25872 * vec.h (vec_safe_contains): New function.
25873 (vec::contains): Likewise.
25874 (vec::begin): Likewise.
25875 (vec::end): Likewise.
25877 2016-04-23 Jakub Jelinek <jakub@redhat.com>
25880 * cfgexpand.c (expand_stack_vars): Fix typo.
25882 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25884 * system.h (list, map, set, vector): Include conditionally.
25885 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
25886 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
25887 * ipa-icf.c (INCLUDE_LIST): Define.
25888 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
25889 * config/sh/sh.c (INCLUDE_VECTOR): Define.
25890 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
25891 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
25892 * cp/logic.cc (INCLUDE_LIST): Define.
25893 * fortran/trans-common.c (INCLUDE_MAP): Define.
25895 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
25897 * auto-profile.c: Remove <string.h> include.
25898 * ipa-icf-gimple.c: Remove <list> include.
25899 * diagnostic.c: Remove <new> include.
25900 * genmatch.c: Likewise.
25901 * pretty-print.c: Likewise.
25902 * toplev.c: Likewise
25903 * c/c-objc-common.c: Likewise.
25904 * cp/error.c: Likewise.
25905 * fortran/error.c: Likewise.
25907 2016-04-22 Richard Biener <rguenther@suse.de>
25909 * lto-streamer-in.c (input_ssa_names): Do not allocate
25910 GIMPLE_NOP for all SSA names.
25911 * lto-streamer-out.c (output_ssa_names): Do not output
25912 SSA names that should have been released.
25914 2016-04-22 Richard Biener <rguenther@suse.de>
25916 PR tree-optimization/70740
25917 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
25920 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
25923 * config/i386/predicates.md (call_insn_operand): Replace
25924 sibcall_memory_operand with memory_operand.
25926 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
25928 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
25929 has_single_use() tests.
25930 (register_edge_assert_for_1): Likewise.
25931 (find_assert_locations_1): Check the liveness bitmap instead of
25932 checking has_single_use().
25934 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
25937 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
25938 Extract AVX-512BW constraint from AVX.
25940 2016-04-21 Richard Biener <rguenther@suse.de>
25942 PR tree-optimization/70725
25943 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
25944 for phi_convertible_by_degenerating_args.
25945 (predicate_all_scalar_phis): Handle single-argument PHIs.
25947 2016-04-21 Richard Biener <rguenther@suse.de>
25949 PR middle-end/70747
25950 * fold-const.c (fold_comparison): Return properly typed
25953 2016-04-21 Bin Cheng <bin.cheng@arm.com>
25955 PR tree-optimization/70715
25956 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
25957 after expanding BASE using expand_simple_operations.
25959 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25961 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
25962 New transformations.
25964 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
25966 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
25968 2016-04-20 Jan Hubicka <jh@suse.cz>
25970 * ipa-inline.c (can_inline_edge_p): Pass caller info to
25971 ultiimate_alias_target.
25972 (update_callee_keys): Likewise.
25973 (lookup_recursive_calls): Likewise.
25974 (speculation_useful_p): Likewise.
25976 2016-04-20 Jan Hubicka <jh@suse.cz>
25979 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
25980 (set_nothrow_flag_1): ... this; handle interposition correctly;
25981 recurse on aliases and thunks.
25982 (cgraph_node::set_nothrow_flag): New.
25983 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
25984 functions compiled with non-call exceptions that binds to current
25986 (propagate_nothrow): Be safe WRT interposition.
25987 * cgraph.h (set_nothrow_flag): Update prototype.
25989 2016-04-18 Jan Hubicka <jh@suse.cz>
25991 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25992 max_loop_iterations_int.
25993 (tree_unswitch_outer_loop): Likewise.
25995 2016-04-20 Bin Cheng <bin.cheng@arm.com>
25997 PR tree-optimization/69489
25998 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
25999 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
26000 Revise dump message.
26001 (if_convertible_bb_p): Remove check on edge count of basic block's
26004 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26006 PR tree-optimization/56625
26007 PR tree-optimization/69489
26008 * tree-data-ref.h (DR_INNERMOST): New macro.
26009 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
26010 hashing struct innermost_loop_behavior.
26011 (ref_DR_map): Remove.
26012 (innermost_DR_map): New map.
26013 (baseref_DR_map): Revise comment.
26014 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
26015 to innermost_DR_map accroding to its innermost loop behavior.
26016 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
26017 to its innermost loop behavior.
26018 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
26019 Add initialization for innermost_DR_map. Record memory reference
26020 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
26021 have innermost loop behavior.
26022 (if_convertible_loop_p): Remove release for ref_DR_map. Release
26025 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
26027 * config/i386/i386.md (*lea<mode>_general_1): Rename from
26028 *lea_general_1. Use explicit SWI12 mode interator.
26029 (*lea<mode>_general_2): Rename from *lea_general_2.
26030 Use explicit SWI12 mode interator.
26031 (*lea<mode>_general_3): Rename from *lea_general_3.
26032 Use explicit SWI12 mode interator.
26033 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
26034 Use explicit SWI12 mode interator.
26035 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
26036 Use explicit SWI48 mode interator.
26038 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26040 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
26041 Short-cut unaligned load and store cases. Handle all integer
26043 (ix86_expand_vector_move_misalign): Short-cut unaligned load
26044 and store cases. Call ix86_avx256_split_vector_move_misalign
26045 directly without checking mode class.
26047 2016-04-20 Andrew Pinski <apinski@cavium.com>
26048 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26051 * config/aarch64/aarch64.md (sibcall): Force call
26052 address to be DImode for ILP32.
26053 (sibcall_value): Likewise.
26055 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26057 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
26059 2016-04-20 Richard Biener <rguenther@suse.de>
26061 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
26062 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
26063 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
26064 (maybe_push_res_to_seq): Adjust.
26065 * gimple-fold.c (maybe_build_generic_op): Likewise.
26067 2016-04-20 Marek Polacek <polacek@redhat.com>
26069 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
26072 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
26074 * config/i386/sse.md (vec_unpacks_lo_hi): Always
26075 use kmovw to support AVX512F target.
26077 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26079 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
26081 2016-04-20 Marek Polacek <polacek@redhat.com>
26083 PR tree-optimization/70725
26084 * tree-if-conv.c (is_false_predicate): New function.
26085 (predicate_mem_writes): Use it.
26087 2016-04-20 Richard Biener <rguenther@suse.de>
26089 PR tree-optimization/70726
26090 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
26091 shift amounts from a pattern stmt operand.
26093 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26096 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
26097 stack_restore_from_fpr pattern when restoring r15.
26098 (s390_optimize_prologue): Strip away the memory barrier in the
26099 parallel when trying to get rid of restore insns.
26100 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
26101 definition for loading the stack pointer from an FPR. Compared to
26102 the normal move insn this pattern includes a full memory barrier.
26104 2016-04-19 Jakub Jelinek <jakub@redhat.com>
26106 PR middle-end/70680
26107 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
26108 implicitly linear or lastprivate iterator on the outer context.
26110 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26112 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
26114 * config/i386/i386.md (ssememalign): Removed.
26115 * config/i386/sse.md: Remove ssememalign attribute from patterns.
26117 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26120 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
26121 const short * to __builtin_ia32_loaddquhi512_mask.
26122 (_mm512_maskz_loadu_epi16): Likewise.
26123 (_mm512_mask_storeu_epi16): Pass short * to
26124 __builtin_ia32_storedquhi512_mask.
26125 (_mm512_mask_loadu_epi8): Pass const char * to
26126 __builtin_ia32_loaddquqi512_mask.
26127 (_mm512_maskz_loadu_epi8): Likewise.
26128 (_mm512_mask_storeu_epi8): Pass char * to
26129 __builtin_ia32_storedquqi512_mask.
26130 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
26131 const double * to __builtin_ia32_loadupd512_mask.
26132 (_mm512_mask_loadu_pd): Likewise.
26133 (_mm512_maskz_loadu_pd): Likewise.
26134 (_mm512_storeu_pd): Pass double * to
26135 __builtin_ia32_storeupd512_mask.
26136 (_mm512_mask_storeu_pd): Likewise.
26137 (_mm512_loadu_ps): Pass const float * to
26138 __builtin_ia32_loadups512_mask.
26139 (_mm512_mask_loadu_ps): Likewise.
26140 (_mm512_maskz_loadu_ps): Likewise.
26141 (_mm512_storeu_ps): Pass float * to
26142 __builtin_ia32_storeups512_mask.
26143 (_mm512_mask_storeu_ps): Likewise.
26144 (_mm512_mask_loadu_epi64): Pass const long long * to
26145 __builtin_ia32_loaddqudi512_mask.
26146 (_mm512_maskz_loadu_epi64): Likewise.
26147 (_mm512_mask_storeu_epi64): Pass long long *
26148 to __builtin_ia32_storedqudi512_mask.
26149 (_mm512_loadu_si512): Pass const int * to
26150 __builtin_ia32_loaddqusi512_mask.
26151 (_mm512_mask_loadu_epi32): Likewise.
26152 (_mm512_maskz_loadu_epi32): Likewise.
26153 (_mm512_storeu_si512): Pass int * to
26154 __builtin_ia32_storedqusi512_mask.
26155 (_mm512_mask_storeu_epi32): Likewise.
26156 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
26157 char * to __builtin_ia32_storedquqi256_mask.
26158 (_mm_mask_storeu_epi8): Likewise.
26159 (_mm256_mask_loadu_epi16): Pass const short * to
26160 __builtin_ia32_loaddquhi256_mask.
26161 (_mm256_maskz_loadu_epi16): Likewise.
26162 (_mm_mask_loadu_epi16): Pass const short * to
26163 __builtin_ia32_loaddquhi128_mask.
26164 (_mm_maskz_loadu_epi16): Likewise.
26165 (_mm256_mask_loadu_epi8): Pass const char * to
26166 __builtin_ia32_loaddquqi256_mask.
26167 (_mm256_maskz_loadu_epi8): Likewise.
26168 (_mm_mask_loadu_epi8): Pass const char * to
26169 __builtin_ia32_loaddquqi128_mask.
26170 (_mm_maskz_loadu_epi8): Likewise.
26171 (_mm256_mask_storeu_epi16): Pass short * to.
26172 __builtin_ia32_storedquhi256_mask.
26173 (_mm_mask_storeu_epi16): Pass short * to.
26174 __builtin_ia32_storedquhi128_mask.
26175 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
26176 const double * to __builtin_ia32_loadupd256_mask.
26177 (_mm256_maskz_loadu_pd): Likewise.
26178 (_mm_mask_loadu_pd): Pass onst double * to
26179 __builtin_ia32_loadupd128_mask.
26180 (_mm_maskz_loadu_pd): Likewise.
26181 (_mm256_mask_storeu_pd): Pass double * to
26182 __builtin_ia32_storeupd256_mask.
26183 (_mm_mask_storeu_pd): Pass double * to
26184 __builtin_ia32_storeupd128_mask.
26185 (_mm256_mask_loadu_ps): Pass const float * to
26186 __builtin_ia32_loadups256_mask.
26187 (_mm256_maskz_loadu_ps): Likewise.
26188 (_mm_mask_loadu_ps): Pass const float * to
26189 __builtin_ia32_loadups128_mask.
26190 (_mm_maskz_loadu_ps): Likewise.
26191 (_mm256_mask_storeu_ps): Pass float * to
26192 __builtin_ia32_storeups256_mask.
26193 (_mm_mask_storeu_ps): ass float * to
26194 __builtin_ia32_storeups128_mask.
26195 (_mm256_mask_loadu_epi64): Pass const long long * to
26196 __builtin_ia32_loaddqudi256_mask.
26197 (_mm256_maskz_loadu_epi64): Likewise.
26198 (_mm_mask_loadu_epi64): Pass const long long * to
26199 __builtin_ia32_loaddqudi128_mask.
26200 (_mm_maskz_loadu_epi64): Likewise.
26201 (_mm256_mask_storeu_epi64): Pass long long * to
26202 __builtin_ia32_storedqudi256_mask.
26203 (_mm_mask_storeu_epi64): Pass long long * to
26204 __builtin_ia32_storedqudi128_mask.
26205 (_mm256_mask_loadu_epi32): Pass const int * to
26206 __builtin_ia32_loaddqusi256_mask.
26207 (_mm256_maskz_loadu_epi32): Likewise.
26208 (_mm_mask_loadu_epi32): Pass const int * to
26209 __builtin_ia32_loaddqusi128_mask.
26210 (_mm_maskz_loadu_epi32): Likewise.
26211 (_mm256_mask_storeu_epi32): Pass int * to
26212 __builtin_ia32_storedqusi256_mask.
26213 (_mm_mask_storeu_epi32): Pass int * to
26214 __builtin_ia32_storedqusi128_mask.
26215 * config/i386/i386-builtin-types.def (PCSHORT): New.
26216 (PINT64): Likewise.
26217 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
26218 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
26219 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
26220 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
26221 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
26222 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
26223 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
26224 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
26225 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
26226 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
26227 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
26228 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
26229 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
26230 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
26231 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
26232 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
26233 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
26234 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
26235 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
26236 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
26237 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
26238 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
26239 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
26240 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
26241 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
26242 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
26243 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
26244 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
26245 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
26246 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
26247 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
26248 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
26249 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
26250 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
26251 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
26252 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
26253 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
26254 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
26255 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
26256 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
26257 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
26258 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
26259 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
26260 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
26261 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
26262 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
26263 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
26264 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
26265 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
26267 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
26268 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
26270 (ix86_expand_vector_move_misalign): Likewise.
26271 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26272 to scalar function prototype for unaligned load/store builtins.
26273 (ix86_expand_special_args_builtin): Updated.
26274 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26275 (UNSPEC_STOREU): Likewise.
26276 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26277 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26278 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26279 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26280 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26281 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26282 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26283 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26284 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26285 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26286 (<avx512>_storedqu<mode>_mask): Likewise.
26287 (*sse4_2_pcmpestr_unaligned): Likewise.
26288 (*sse4_2_pcmpistr_unaligned): Likewise.
26289 (*mov<mode>_internal): Renamed to ...
26290 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26291 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26292 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26293 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26295 2016-04-19 Richard Biener <rguenther@suse.de>
26297 PR tree-optimization/70171
26298 * tree-ssa-phiprop.c: Include stor-layout.h.
26299 (phiprop_insert_phi): Handle the aggregate copy case.
26300 (propagate_with_phi): Likewise.
26302 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26304 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26305 instead of simplify_gen_subreg (... , 0).
26306 (ix86_delegitimize_address): Ditto.
26307 (ix86_split_divmod): Ditto.
26308 (ix86_split_copysign_const): Ditto.
26309 (ix86_split_copysign_var): Ditto.
26310 (ix86_expand_args_builtin): Ditto.
26311 (ix86_expand_round_builtin): Ditto.
26312 (ix86_expand_special_args_builtin): Ditto.
26313 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26314 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26315 (udivmodqi4): Ditto.
26316 (absneg splitters): Ditto.
26317 (*jcc_bt<mode>_1): Ditto.
26319 2016-04-19 Richard Biener <rguenther@suse.de>
26321 PR tree-optimization/70724
26322 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26323 restoring out from ...
26324 (free_scc_vn): ... here.
26325 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26326 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26328 (pass_fre::execute): Restore SSA info.
26330 2016-04-19 Richard Biener <rguenther@suse.de>
26332 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26333 * gimple-walk.c (walk_gimple_op): Initialize it.
26334 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26335 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26336 remapping SSA names of defs.
26337 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26340 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26342 PR middle-end/70689
26343 * lra-constraints.c (equiv_substition_p): New.
26344 (process_alt_operands): Use it.
26345 (swap_operands): Swap it.
26346 (curr_insn_transform): Update it.
26348 2016-04-18 Michael Matz <matz@suse.de>
26350 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26351 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26352 * tree-core.h (tree_type_common.align): Use bit-field.
26353 (tree_type_common.spare): New.
26354 (tree_decl_common.off_align): Make smaller.
26355 (tree_decl_common.align): Use bit-field.
26357 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26358 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26359 (scan_sharing_clauses): Ditto.
26360 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26361 (omp_finish_file): Ditto.
26362 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
26363 (layout_decl): Ditto.
26364 (relayout_decl): Ditto.
26365 (finalize_record_size): Use SET_TYPE_ALIGN.
26366 (finalize_type_size): Ditto.
26367 (finish_builtin_struct): Ditto.
26368 (layout_type): Ditto.
26369 (initialize_sizetypes): Ditto.
26370 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
26371 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
26372 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26373 (get_chain_field): Ditto.
26374 (get_trampoline_type): Ditto.
26375 (get_nl_goto_field): Ditto.
26376 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
26378 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
26379 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
26380 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26381 (build_qualified_type): Use SET_TYPE_ALIGN.
26382 (build_aligned_type, build_range_type_1): Ditto.
26383 (build_atomic_base): Ditto.
26384 (build_common_tree_nodes): Ditto.
26385 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
26386 (expand_one_stack_var_at): Ditto.
26387 * coverage.c (build_var): Use SET_DECL_ALIGN.
26388 * except.c (init_eh): Ditto.
26389 * function.c (assign_parm_setup_block): Ditto.
26390 * symtab.c (increase_alignment_1): Ditto.
26391 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
26392 * tree-vect-stmts.c (ensure_base_align): Ditto.
26393 * varasm.c (align_variable): Ditto.
26394 (assemble_variable): Ditto.
26395 (build_constant_desc): Ditto.
26396 (output_constant_def_contents): Ditto.
26398 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
26399 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
26400 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
26401 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
26402 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
26404 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
26407 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
26408 replace %vmovsd with "%vmovq".
26409 (vec_concatv2df): Likewise.
26411 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
26413 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
26414 (*vec_extractv2si_0): Ditto.
26415 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
26416 (zero_extended_scalar_load_operand splitters): Ditto.
26417 (vec_extract splitters): Ditto.
26418 (*vec_extractv4si_0_zext): Ditto.
26419 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
26420 and lowpart_subreg.
26421 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
26422 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
26423 (*sse4_1_extractps): Use lowpart_subreg.
26424 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
26426 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26428 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
26430 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
26431 Mention Solaris 11 packaging changes.
26432 Update gas and gld requirements.
26433 Remove reference to pre-Solaris 10 bug.
26434 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
26436 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
26439 2016-04-17 Jan Hubicka <jh@suse.cz>
26441 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
26442 max_loop_iterations_int.
26444 2016-04-18 Richard Biener <rguenther@suse.de>
26446 PR tree-optimization/43434
26447 * tree-ssa-structalias.c (struct vls_data): New.
26448 (visit_loadstore): Handle all pointer-based accesses.
26449 (compute_dependence_clique): Compute a bitmap of restrict tags
26450 assigned bases and pass it to visit_loadstore.
26452 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
26455 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
26456 armv8.1-a and armv8.1-a+crc.
26458 2016-04-18 Richard Biener <rguenther@suse.de>
26460 PR tree-optimization/70701
26461 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
26462 references after translating through a memcpy.
26464 2016-04-18 Richard Biener <rguenther@suse.de>
26466 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
26467 (compute_antic): ... here. For partial antic use regular
26468 postorder and scrap iteration.
26469 (compute_partial_antic_aux): Remove unused return value.
26470 (init_pre): Do not allocate postorder.
26471 (fini_pre): Do not free postorder.
26473 2016-04-18 Richard Biener <rguenther@suse.de>
26475 PR middle-end/37870
26476 * expmed.c (extract_bit_field_1): Remove broken case
26477 using a wider MODE_INT mode.
26479 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
26481 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
26482 unless compiling with at least GCC-4.8.
26484 2016-04-17 Jan Hubicka <jh@suse.cz>
26487 * graphite.c (graphite_finalize): Update call to
26488 tree_estimate_probability.
26489 * predict.h (tree_estimate_probability): Update prototype.
26491 2016-04-17 Jan Hubicka <jh@suse.cz>
26493 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
26494 (tree_estimate_probability): Likewise.
26495 (pass_profile::execute): Update.
26496 (report_predictor_hitrates): New function.
26497 * profile.c (compute_branch_probabilities): Use it.
26498 * predict.h (report_predictor_hitrates): Declare.
26500 2016-04-17 Jan Hubicka <jh@suse.cz>
26503 * cgraph.h (cgraph_node::set_const_flag,
26504 cgraph_node::set_pure_flag): Update prototype to return bool;
26506 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
26507 of interposable symbol are interposable, too.
26508 (cgraph_set_const_flag_1): Rename to ...
26509 (set_const_flag_1): ... this one; change to self recursive function
26510 instead of call_for_symbol_thunks_and_aliases. Handle correctly
26511 clearnig the flag in all variants and also virtual thunks of const
26512 functions are pure; track if any change was done.
26513 (cgraph_node::set_const_flag): Update.
26514 (struct set_pure_flag_info): New struct.
26515 (cgraph_set_pure_flag_1): Rename to ...
26516 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
26517 rather than pointer encoded flags; track if any changes was done;
26518 handle correctly clearning flag and setting flag of aliases already
26520 (cgraph_node::set_pure_flag): Update.
26521 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
26523 2016-04-17 Tom de Vries <tom@codesourcery.com>
26526 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
26527 backslash in label.
26529 2016-04-17 Tom de Vries <tom@codesourcery.com>
26531 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
26532 '{}<> ' as escape-for-record.
26534 2016-04-17 Tom de Vries <tom@codesourcery.com>
26536 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
26539 2016-04-17 Tom de Vries <tom@codesourcery.com>
26542 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
26543 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
26544 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
26545 * passes.c (finish_optimization_passes): Only call
26546 finish_graph_dump_file if dfi->graph_dump_initialized.
26547 (execute_function_dump, pass_init_dump_file): Use
26548 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
26550 2016-04-17 Tom de Vries <tom@codesourcery.com>
26552 PR tree-optimization/70256
26553 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
26554 (debug_varmap): New function.
26556 2016-04-17 Tom de Vries <tom@codesourcery.com>
26559 * passes.c (pass_manager::register_pass): Propagate pflags.
26561 2016-04-17 Tom de Vries <tom@codesourcery.com>
26564 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
26565 * passes.c (pass_manager::pass_manager): Declare and init p_start in
26566 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
26567 check if it's equal to p_start.
26568 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
26570 2016-04-15 Jan Hubicka <jh@suse.cz>
26573 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
26574 function does not bind to current def.
26575 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
26576 handle conservatively calls to functions that does not need to bind
26578 (check_call): Update call of worse_state.
26579 (ignore_edge_for_nothrow): Update.
26580 (ignore_edge_for_pure_const): Likewise.
26581 (propagate_pure_const): Update calls to worse_state.
26582 (skip_function_for_local_pure_const): Reformat comments.
26584 2016-04-15 Jan Hubicka <jh@suse.cz>
26587 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
26588 (cgraph_node::function_symbol): Likewise.
26589 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26590 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
26591 (symtab_node::ultimate_alias_target): Add REF parameter.
26592 (symtab_node::binds_to_current_def_p): Declare.
26593 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
26594 (cgraph_node::function_symbol): Likewise.
26595 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26596 (cgraph_node::get_availability): Likewise.
26597 (cgraph_edge::binds_to_current_def_p): New inline function.
26598 (varpool_node::get_availability): Add REF parameter.
26599 (varpool_node::ultimate_alias_target): Likewise.
26600 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
26601 (symtab_node::binds_to_current_def_p): Likewise.
26602 * varpool.c (varpool_node::get_availability): Likewise.
26604 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26607 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
26608 Fix mode size check.
26610 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26612 * BASE-VER: Set to 7.0.0.
26614 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
26616 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
26618 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26620 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
26621 architecture revisions.
26623 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
26625 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
26626 * config/i386/i386.c (ix86_using_red_zone): No longer static.
26627 * config/i386/i386.md (stack decrement to push peepholes): Guard
26628 with !x86_using_red_zone ().
26630 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26633 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
26634 to dump_generic_node.
26635 (NIY): Pass also flags to do_niy.
26637 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
26639 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
26640 (simd_clone_vector_of_formal_parm_types)
26641 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
26642 (simd_clone_mangle, simd_clone_create)
26643 (simd_clone_adjust_return_type, create_tmp_simd_array)
26644 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
26645 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
26646 (ipa_simd_modify_function_body, simd_clone_linear_addend)
26647 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
26648 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
26649 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
26650 * omp-simd-clone.c: ... this new file.
26651 (simd_clone_vector_of_formal_parm_types): Make it static.
26652 * Makefile.in (OBJS): Add omp-simd-clone.o.
26654 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26657 * config/i386/sse.md: Use proper memory operand modifiers.
26660 2016-04-15 Richard Biener <rguenther@suse.de>
26661 Alan Modra <amodra@gmail.com>
26663 PR tree-optimization/70130
26664 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
26665 when alignment stays not the same and no not use the realign
26668 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26671 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26672 direct move handlers for KFmode. Change TFmode handlers test from
26673 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
26675 2016-04-14 Jakub Jelinek <jakub@redhat.com>
26678 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
26679 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
26680 (inlined_polymorphic_ctor_dtor_block_p): Use it.
26681 * tree-ssa-live.c (remove_unused_scope_block_p): When
26682 in_ctor_dtor_block, avoid discarding not just BLOCKs with
26683 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
26684 block_ultimate_origin is FUNCTION_DECL.
26685 (remove_unused_locals): If current_function_decl is
26686 polymorphic_ctor_dtor_p, pass initial true to
26687 remove_unused_scope_block_p' is_ctor_dtor_block.
26689 2016-04-14 Martin Sebor <msebor@redhat.com>
26694 * doc/extend.texi (Variable Length): Revert.
26696 2016-04-14 Marek Polacek <polacek@redhat.com>
26697 Jan Hubicka <hubicka@ucw.cz>
26700 * tree.c (verify_type): Disable the canonical type of main variant
26703 2016-04-14 Jason Merrill <jason@redhat.com>
26705 * cfgexpand.c, expr.c: Revert previous change.
26707 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
26709 PR middle-end/70643
26710 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
26711 when building a mem ref for the incoming reduction variable.
26713 2016-04-14 Richard Biener <rguenther@suse.de>
26715 PR tree-optimization/70614
26716 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
26717 loop if the evolution dropped to chrec_dont_know.
26718 (interpret_condition_phi): Likewise.
26720 2016-04-14 Richard Biener <rguenther@suse.de>
26722 PR tree-optimization/70623
26723 * tree-ssa-pre.c (changed_blocks): Make global ...
26724 (compute_antic): ... local here. Move and fix worklist
26725 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
26726 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
26727 worklist handling, dump when ANTIC_IN changed.
26728 (compute_partial_antic_aux): Remove worklist handling.
26729 (init_pre): Do not compute post dominators. Add a comment about
26730 the CFG order chosen.
26731 (fini_pre): Do not free post dominators.
26733 2016-04-13 Martin Sebor <msebor@redhat.com>
26738 * doc/extend.texi (Variable Length): Document C++ specifics.
26740 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26743 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
26744 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
26745 eh edges have been purged.
26748 * tree-sra.c (create_access_replacement,
26749 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
26751 * tree-pretty-print.c (dump_fancy_name): New function.
26752 (dump_decl_name, dump_generic_node): Use it.
26754 2016-04-13 Jason Merrill <jason@redhat.com>
26756 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
26757 * expr.c (expand_expr_real_1): Likewise.
26759 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
26761 * config/i386/i386.md (kunpckhi): Swap operands.
26762 (kunpcksi): Likewise.
26763 (kunpckdi): Likewise.
26764 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
26765 (vec_pack_trunc_<mode>): Likewise.
26767 2016-04-13 Jakub Jelinek <jakub@redhat.com>
26770 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
26772 PR middle-end/70633
26773 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
26774 gimplification turns some element into non-constant.
26777 * rtl.h (convert_memory_address_addr_space_1): New prototype.
26778 * explow.c (convert_memory_address_addr_space_1): No longer static,
26779 add NO_EMIT argument and don't call convert_modes if true, pass
26780 it down recursively, remove break after return.
26781 (convert_memory_address_addr_space): Adjust caller.
26782 * simplify-rtx.c (simplify_unary_operation_1): Call
26783 convert_memory_address_addr_space_1 instead of convert_memory_address,
26784 if it returns NULL, don't simplify.
26786 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
26789 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
26791 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26793 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26794 Bump the upper SIMDLEN limits, so that if the return type or
26795 characteristic type if the return type is void can be passed in
26796 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
26799 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
26802 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
26803 Do not use "=" constraint on an input constraint.
26804 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
26805 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
26806 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
26807 generates (neg (abs ...)) instead of (abs ...).
26809 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26811 PR rtl-optimization/70596
26812 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
26813 just invalidate LRA data and reset them. Adjust dump wording.
26815 2016-04-12 Martin Liska <mliska@suse.cz>
26818 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
26820 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
26822 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26823 max_loop_iterations_int.
26824 (tree_unswitch_outer_loop): Likewise.
26825 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
26826 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
26828 2016-04-12 Tom de Vries <tom@codesourcery.com>
26830 PR tree-optimization/68756
26831 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
26832 instead of new_name.
26834 2016-04-12 Jakub Jelinek <jakub@redhat.com>
26836 PR tree-optimization/70602
26837 * tree-sra.c (generate_subtree_copies): Don't write anything into
26838 constant pool decls.
26840 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
26841 regardless whether there are depend clauses or not.
26843 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26846 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
26847 target attribute and pragma from changing the -mfloat128
26848 and -mfloat128-hardware options.
26850 * doc/extend.texi (Additional Floating Types): Document PowerPC
26851 __float128 restrictions.
26853 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26856 * config/aarch64/driver-aarch64.c
26857 (aarch64_get_extension_string_for_isa_flags): New.
26858 (arch_extension): Rename to...
26859 (aarch64_arch_extension): ...This.
26860 (ext_to_feat_string): Rename to...
26861 (aarch64_extensions): ...This.
26862 (aarch64_core_data): Keep track of architecture extension flags.
26863 (cpu_data): Rename to...
26864 (aarch64_cpu_data): ...This.
26865 (aarch64_arch_driver_info): Keep track of architecture extension
26867 (get_arch_name_from_id): Rename to...
26868 (get_arch_from_id): ...This, change return type.
26869 (host_detect_local_cpu): Update and reformat for renames, handle
26870 extensions through common infrastructure.
26872 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26875 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
26876 track of a canonical flag name.
26877 (all_extensions): Likewise.
26878 (arch_to_arch_name): Also track extension flags enabled by the arch.
26879 (all_architectures): Likewise.
26880 (aarch64_parse_extension): Move to here.
26881 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
26883 (aarch64_rewrite_selected_cpu): Update for above change.
26884 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
26885 are handled, such that the single explicit value enabled by an
26886 extension is kept seperate from the implicit values it also enables.
26887 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
26889 (aarch64_parse_extension): New.
26890 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
26891 here to config/aarch64/aarch64-protos.h.
26892 (aarch64_parse_extension): Move from here to
26893 common/config/aarch64/aarch64-common.c.
26894 (aarch64_option_print): Update.
26895 (aarch64_declare_function_name): Likewise.
26896 (aarch64_start_file): Likewise.
26897 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
26898 the canonical flag for extensions.
26899 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
26902 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
26904 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
26907 2016-04-09 Tom de Vries <tom@codesourcery.com>
26909 PR tree-optimization/68953
26910 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
26911 first to last subscript.
26913 2016-04-09 Jakub Jelinek <jakub@redhat.com>
26915 PR tree-optimization/70586
26916 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
26919 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
26923 PR tree-optimization/70373
26924 PR middle-end/70533
26925 PR middle-end/70534
26926 PR middle-end/70535
26927 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
26928 clauses for acc parallel reductions as necessary. Error on those
26930 * omp-low.c (scan_sharing_clauses): Don't install variables which
26931 are used in acc parallel reductions.
26932 (lower_rec_input_clauses): Remove dead code.
26933 (lower_oacc_reductions): Add support for reference reductions.
26934 (lower_reduction_clauses): Remove dead code.
26935 (lower_omp_target): Don't remap variables appearing in acc parallel
26937 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
26939 2016-04-08 Jakub Jelinek <jakub@redhat.com>
26941 PR middle-end/70593
26942 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
26943 with multiple SSA_NAME defs, force the outputs other than first
26944 to be live before calling live_track_process_def on each output.
26946 PR rtl-optimization/70574
26947 * fwprop.c (forward_propagate_and_simplify): Don't add
26948 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
26949 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
26950 paradoxical subregs within *loc.
26952 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
26954 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
26955 -ftree-parallelize-loops={0,1}.
26956 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
26957 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
26958 * config/ia64/hpux.h (LIB_SPEC): Likewise.
26959 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
26960 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
26962 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
26965 * asan.c (instrument_derefs): If we get unknown location, extract it
26966 with EXPR_LOCATION.
26967 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
26969 2016-04-08 Tom de Vries <tom@codesourcery.com>
26971 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
26972 implicit firstprivate clause.
26974 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26977 * config/arm/thumb2.md (tst + branch-> lsls + branch
26978 peephole below *orsi_not_shiftsi_si): Require that condition
26979 register is dead after the peephole.
26980 (second peephole after the above): Likewise.
26982 2016-04-08 Alan Modra <amodra@gmail.com>
26985 * builtins.c (fold_builtin_classify): For IBM extended precision,
26986 look at just the high-order double to test for NaN.
26987 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
26988 test just the high double for Inf but both doubles for subnormal
26991 2016-04-07 Jakub Jelinek <jakub@redhat.com>
26993 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
26994 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
26995 node->simdclone->mask_mode != VOIDmode masks.
26996 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
26997 earlier, use it instead of node->simdclone.
26998 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
26999 Set clonei->mask_mode.
27001 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27004 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
27005 Pass it through to cp_parser_already_scoped_statement.
27006 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
27007 it through to cp_parser_statement.
27008 (cp_parser_statement): Pass IF_P through to
27009 cp_parser_iteration_statement.
27010 (cp_parser_pragma): Adjust call to
27011 cp_parser_iteration_statement.
27013 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27016 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
27017 resolve a future -Wparentheses warning.
27018 * omp-low.c (scan_sharing_clauses): Likewise.
27019 * tree-parloops.c (eliminate_local_variables): Likewise.
27021 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
27023 PR rtl-optimization/70398
27024 * lra-constraints.c (process_address_1): Check zero scale and code
27025 for reloading with zero scale.
27027 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
27029 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
27030 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
27032 2016-04-06 Jakub Jelinek <jakub@redhat.com>
27034 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27035 Add support for AVX512F clones, include them by default for
27036 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
27037 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
27040 PR middle-end/70550
27041 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
27042 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
27043 firstprivate clauses.
27044 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
27045 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
27046 (lower_omp_target): Set TREE_NO_WARNING for
27047 non-addressable possibly uninitialized vars which are copied into
27048 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
27050 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
27052 * config/pa/predicates.md (integer_store_memory_operand): Accept
27053 REG+D operands with a large offset when reload_in_progress is true.
27054 (floating_point_store_memory_operand): Likewise.
27056 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27059 * match.pd (nested int casts): Limit to GIMPLE.
27061 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
27064 * ipa-devirt.c (maybe_record_node): Fix comment; use
27065 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
27067 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27069 PR rtl-optimization/70542
27070 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
27071 if there are any uses other than insn or debug insns.
27073 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
27074 Jakub Jelinek <jakub@redhat.com>
27076 PR tree-optimization/70509
27077 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
27078 Shift HOST_WIDE_INT_1U instead of 1.
27080 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
27082 PR tree-optimization/70509
27083 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
27084 of the vector base type for index.
27086 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
27089 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
27091 2016-04-05 Richard Biener <rguenther@suse.de>
27093 PR tree-optimization/70526
27094 * tree-sra.c (build_ref_for_offset): Use prev_base to
27095 extract the alias pointer type.
27097 2016-04-05 Richard Biener <rguenther@suse.de>
27099 * dse.c (struct store_info): Remove alias_set member.
27100 (struct read_info_type): Likewise.
27101 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
27102 spill_deleted, clear_alias_set_lookup): Remove.
27103 (get_group_info): Remove dead base == NULL_RTX case.
27104 (dse_step0): Remove initialization of removed variables.
27105 (delete_dead_store_insn): Reomve alias set dumping.
27106 (free_read_records): Remove alias_set handling.
27107 (canon_address): Remove alias_set_out parameter.
27108 (record_store): Remove spill_alias_set, it's always zero.
27109 (check_mem_read_rtx): Likewise.
27110 (dse_step2): Rename from ...
27111 (dse_step2_nospill): ... this. Adjust.
27112 (scan_stores): Rename from ...
27113 (scan_stores_nospill): ... this.
27114 (scan_reads): Rename from ...
27115 (scan_reads_nospill): ... this.
27116 (scan_stores_spill, scan_reads_spill): Remove.
27117 (dse_step3_scan): Remove for_spills argument which is always false.
27118 (dse_step3): Likewise.
27119 (dse_step5): Rename from ...
27120 (dse_step5_nospill): ... this. Remove alias_set handling.
27121 (rest_of_handle_dse): Adjust.
27123 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27126 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
27127 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
27128 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
27129 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
27131 2016-04-05 Richard Biener <rguenther@suse.de>
27133 PR middle-end/70499
27134 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
27135 non-register type temporaries into SSA.
27137 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
27140 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
27141 calls when sanitizing.
27142 (possible_polymorphic_call_target_p): Fix formatting.
27144 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27145 Jakub Jelinek <jakub@redhat.com>
27147 PR middle-end/70457
27148 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
27149 to ensure a call statement is compatible with a built-in's
27151 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
27154 2016-04-04 Richard Biener <rguenther@suse.de>
27156 PR rtl-optimization/70484
27157 * rtl.h (canon_output_dependence): Declare.
27158 * alias.c (canon_output_dependence): New function.
27159 * dse.c (record_store): Use canon_output_dependence rather
27160 than canon_true_dependence.
27162 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27165 * cgraph.h (symtab_node::copy_visibility_from): New function.
27166 * symtab.c (symtab_node::copy_visibility_from): New function.
27167 * ipa-visibility.c (optimize_weakref): New function.
27168 (function_and_variable_visibility): Use it.
27170 2016-04-04 Martin Liska <mliska@suse.cz>
27173 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
27174 value that is really in range handled by SBR instruction.
27175 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
27176 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
27177 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
27179 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
27183 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
27184 set, but not for SP_REG operands.
27186 2016-04-02 Martin Sebor <msebor@redhat.com>
27189 * fold-const.c (maybe_nonzero_address): New function.
27190 (fold_comparison): Call it. Fold equality and relational
27191 expressions involving null pointers.
27192 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
27194 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
27196 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
27197 the "Y" constraint (scalar FP 0.0 immediate).
27199 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
27200 Add the "const_double" to the list of operand constraints.
27202 2016-04-01 Jakub Jelinek <jakub@redhat.com>
27204 PR rtl-optimization/70467
27205 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
27206 If low word of the last operand is 0, just emit addition/subtraction
27209 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27212 * config/s390/s390.c (s390_expand_insv): Check for everything
27213 constant instead of just VOIDmode stuff.
27215 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27218 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
27220 2016-04-01 Nathan Sidwell <nathan@acm.org>
27222 * tree.def (TRY_CATCH_EXPR): Correct documentation.
27224 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
27226 PR rtl-optimization/70461
27227 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
27230 2016-03-31 Martin Liska <mliska@suse.cz>
27233 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
27234 a tree value or an immediate integer value to a buffer
27235 that is eventually copied to a BRIG section.
27236 (emit_immediate_operand): Call the function here.
27237 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
27238 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
27239 of class' fields that are removed.
27240 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
27241 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
27242 m_brig_repr_size fields.
27244 2016-03-31 Martin Liska <mliska@suse.cz>
27247 * hsa-gen.c (hsa_function_representation::update_dominance): New
27249 (convert_addr_to_flat_segment): Likewise.
27250 (gen_hsa_memory_set): New alignment argument.
27251 (gen_hsa_ctor_assignment): Likewise.
27252 (gen_hsa_insns_for_single_assignment): Provide alignment
27253 to gen_hsa_ctor_assignment.
27254 (gen_hsa_insns_for_direct_call): Add new argument.
27255 (expand_lhs_of_string_op): New function.
27256 (expand_string_operation_builtin): Likewise.
27257 (expand_memory_copy): New function.
27258 (expand_memory_set): New function.
27259 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
27260 (convert_switch_statements): Change signature.
27261 (generate_hsa): Use a return value of the function.
27262 (pass_gen_hsail::execute): Do not call
27263 convert_switch_statements here.
27264 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
27265 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
27266 (hsa_function_representation::update_dominance): New function.
27268 2016-03-31 Martin Liska <mliska@suse.cz>
27271 * hsa-brig.c (emit_directive_variable): Emit alignment
27272 according to hsa_symbol::m_align.
27273 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27274 (dump_hsa_symbol): Dump alignment of HSA symbols.
27275 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27276 (gen_hsa_addr_with_align): New function.
27277 (hsa_bitmemref_alignment): Use newly added function.
27278 (gen_hsa_insns_for_load): Likewise.
27279 (gen_hsa_insns_for_store): Likewise.
27280 (gen_hsa_memory_copy): New argument added.
27281 (gen_hsa_insns_for_single_assignment): Respect
27282 alignment for assignments processed via gen_hsa_memory_copy.
27283 (gen_hsa_insns_for_direct_call): Likewise.
27284 (gen_hsa_insns_for_return): Likewise.
27285 (gen_function_def_parameters): Set default alignment.
27286 * hsa.c (hsa_object_alignment): New function.
27287 (hsa_byte_alignment): Pasted function.
27288 * hsa.h (hsa_symbol::m_align): New field.
27290 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27292 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27293 scratch field for goto case.
27295 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27297 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27299 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27302 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27303 (scalar_chain::convert_insn): Call convert_op for reg
27304 moves to handle undefined registers.
27306 2016-03-31 Nathan Sidwell <nathan@acm.org>
27309 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27310 Assert we don't want to move backwards.
27312 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27315 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27317 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27319 PR rtl-optimization/70460
27320 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27321 with operand from REG_LABEL_OPERAND, instead substitute
27322 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27323 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27325 2016-03-31 Martin Liska <mliska@suse.cz>
27327 * passes.c (execute_one_pass): Do not call
27328 todo_after for a discarded function.
27330 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27332 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27333 (no_cost, infinite_cost): Initialize the new field.
27334 (get_computation_cost_at): Record setup cost.
27335 (determine_use_iv_cost_address): Skip cost computation for sub
27336 uses if we can estimate it without losing accuracy.
27338 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27340 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27342 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27343 max_loop_iterations_int.
27344 (tree_unswitch_outer_loop): Likewise.
27345 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27346 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27348 2016-03-30 Richard Biener <rguenther@suse.de>
27350 PR middle-end/70450
27351 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27353 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27356 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27357 in gen_blendm expander.
27359 2016-03-30 Nick Clifton <nickc@redhat.com>
27362 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
27363 case where we are already provided with an SImode SUBREG.
27365 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
27368 * config/i386/i386.c (ix86_expand_epilogue): Properly check
27369 conflict between DRAP register and __builtin_eh_return.
27371 2016-03-30 Michael Matz <matz@suse.de>
27372 Richard Biener <rguenther@suse.de>
27375 * ipa-polymorphic-call.c (struct type_change_info): Change
27376 speculative to an unsigned allowing to limit the work we do.
27377 (csftc_abort_walking_p): New inline function..
27378 (check_stmt_for_type_change): Limit the number of may-defs
27379 skipped for speculative devirtualization to
27380 max-speculative-devirt-maydefs.
27381 * params.def (max-speculative-devirt-maydefs): New param.
27382 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
27384 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
27387 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
27390 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
27392 PR tree-optimization/59124
27393 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
27394 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
27396 2016-03-29 Jeff Law <law@redhat.com>
27398 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
27400 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27402 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
27405 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
27407 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
27408 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
27409 gcrt0.o if linking dynamically.
27411 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27414 * ipa-devirt.c (methods_equal_p): New function.
27415 (compare_virtual_tables): Use it.
27416 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
27417 * cgraphclones.c (clone_function_name_1): Use
27418 symbol_table::symbol_suffix_separator.
27419 * coverage.c (build_var): Likewise.
27420 * symtab.c (symbol_table::symbol_suffix_separator): New.
27422 2016-03-29 Jakub Jelinek <jakub@redhat.com>
27424 PR rtl-optimization/70429
27425 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
27426 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
27427 mode != result_mode.
27430 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
27432 PR tree-optimization/70405
27433 * ssa-iterators.h (num_imm_uses): Add missing braces.
27435 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
27437 PR rtl-optimization/68695
27438 * ira-color.c (allocno_copy_cost_saving): New.
27439 (improve_allocation): Use it.
27441 2016-03-29 Richard Henderson <rth@redhat.com>
27443 PR middle-end/70355
27444 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
27446 2016-03-29 Richard Biener <rguenther@suse.de>
27448 PR middle-end/70424
27449 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
27450 use alignment returned by get_pointer_alignment_1 if it is
27451 bigger than BITS_PER_UNIT.
27452 * builtins.c (get_pointer_alignment_1): Do not return true
27453 for alignment extracted from SSA info.
27455 2016-03-28 James Bowman <james.bowman@ftdichip.com>
27457 * config/ft32/ft32.opt (mnodiv): New.
27458 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
27459 * doc/invoke.texi (FT32 Options -mnodiv): New.
27461 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
27464 * config/i386/i386.md (define_split, andn): Fix modes.
27466 2016-03-26 Richard Biener <rguenther@suse.de>
27467 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27470 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
27472 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
27473 as 2nd argument to cl_optimization_restore().
27475 2016-03-25 Richard Henderson <rth@redhat.com>
27478 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
27479 * config/aarch64/aarch64-protos.h: Declare it.
27480 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
27482 2016-03-25 Alan Modra <amodra@gmail.com>
27485 * config/rs6000/constraints.md (j): Simplify.
27486 * config/rs6000/predicates.md (easy_fp_constant): Exclude
27488 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
27489 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
27490 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
27491 in all constraint alternatives.
27492 (movtd_64bit_nodm): Delete "j" constraint alternative.
27494 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27496 * tree-ssa-propagate.c: Enhance docs for
27497 SSA_PROP_NOT_INTERESTING.
27499 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27501 * doc/extend.texi: Fix typo in documentation to pure attribute.
27503 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
27506 * config/pa/pa.md (bswapdi2): Use a scratch register.
27508 2016-03-24 Richard Henderson <rth@redhat.com>
27510 PR middle-end/69845
27511 * fold-const.c (extract_muldiv_1): Correct test for multiplication
27514 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
27516 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
27517 using ix86_expand_binary_operator instead of gen_andsi3.
27519 2016-03-24 Richard Biener <rguenther@suse.de>
27521 PR tree-optimization/70396
27522 * tree-vect-stmts.c (vectorizable_comparison): Use
27523 get_vectype_for_scalar_type.
27525 2016-03-24 Richard Biener <rguenther@suse.de>
27527 PR middle-end/70370
27528 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
27529 with register bases.
27531 2016-03-24 Richard Biener <rguenther@suse.de>
27533 PR tree-optimization/70372
27534 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
27535 build_all_ones_cst to also handle vector types correctly.
27537 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
27540 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
27543 2016-03-23 Marek Polacek <polacek@redhat.com>
27546 * doc/invoke.texi: Document -Wignored-attributes.
27548 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27550 PR tree-optimization/69042
27551 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
27552 parameter from 30 to 40.
27554 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27556 PR tree-optimization/69042
27557 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
27558 for use with constant offset stripped in base.
27560 2016-03-23 Richard Biener <rguenther@suse.de>
27562 PR middle-end/70251
27563 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
27564 mode compatibility check.
27565 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27567 2016-03-23 Jeff Law <law@redhat.com>
27569 PR tree-optimization/64058
27570 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
27572 (struct ssa_conflicts): Move up earlier in the file.
27573 (conflicts_, var_map_): New static variables.
27574 (initialize_conflict_count): New function to initialize the
27575 CONFLICT_COUNT field for each conflict pair.
27576 (compare_pairs): Lazily initialize the conflict count and use it
27577 as the first tie-breaker.
27578 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
27579 and wipe conflicts_ and map_ around the call to qsort. Remove
27580 special case for 2 coalesce pairs.
27581 * bitmap.c (bitmap_count_unique_bits): New function.
27582 (bitmap_count_bits_in_word): New function, extracted from
27584 (bitmap_count_bits): Use bitmap_count_bits_in_word.
27585 * bitmap.h (bitmap_count_unique_bits): Declare it.
27587 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
27590 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
27591 transparent alias chain for decl assembler name.
27592 * config/sol2.c (solaris_assemble_visibility): Likewise.
27594 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27596 * config/arm/arm1020e.md (1020call_op): Reduce reservation
27598 (v10_fdivs): Likewise.
27599 (v10_fdivd): Likewise.
27601 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27604 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
27605 to not call fclose twice on file.
27607 2016-03-23 Jakub Jelinek <jakub@redhat.com>
27609 PR tree-optimization/70354
27610 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27611 oprnd0 is wider than oprnd1 and there is a cast from the wider
27612 type to oprnd1, mask it with the mask of the narrower type.
27615 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
27616 Optimize TARGET_STV splitters, if high or low word of last argument
27619 2016-03-22 Jeff Law <law@redhat.com>
27622 tree-ssa-threadbackward.c
27623 (fsm_find_control_statement_thread_paths): Correctly distinguish
27624 between old style jump threads vs FSM jump threads.
27626 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
27629 * config/i386/i386.c (scalar_chain::convert_op): Support
27630 uninitialized register usage case.
27632 2016-03-22 Richard Biener <rguenther@suse.de>
27634 PR middle-end/70251
27635 * genmatch.c (gen_transform): Adjust last parameter to a three-state
27637 (capture::gen_transform): ... to change behavior when substituting
27638 a condition into cond or not-cond expr context.
27639 (dt_simplify::gen_1): Adjust.
27640 * gimple-match-head.c: Include gimplify.h for unshare_expr.
27641 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
27642 last change and instead change to
27643 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
27644 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27646 2016-03-22 Anthony Green <green@moxielogic.com>
27648 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
27649 issue for moxiebox targets.
27650 (CC1PLUS_SPEC): Ditto.
27652 2016-03-22 Richard Biener <rguenther@suse.de>
27654 PR middle-end/70333
27655 * fold-const.c (extract_muldiv_1): Properly perform multiplication
27658 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27660 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
27662 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27665 * config/i386/i386.c (def_builtin): Handle
27666 OPTION_MASK_ISA_AVX512VL to be and-ed with other
27668 (const struct builtin_description bdesc_special_args[]):
27669 Remove duplicate ISA bits.
27671 2016-03-22 Jakub Jelinek <jakub@redhat.com>
27674 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
27675 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
27676 in a way that works also for AVX512BW.
27679 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
27680 instead of source if operands[1] is xmm16 and above and
27681 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
27682 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
27685 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
27686 on assign if (*from_p) is a comparison, set it to
27687 TREE_NO_WARNING (*from_p).
27689 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27691 PR middle-end/70326
27692 * lra.c (restore_scratches): Ignore deleted insns.
27694 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
27695 Jakub Jelinek <jakub@redhat.com>
27697 PR tree-optimization/70317
27698 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
27701 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
27704 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
27705 of ix86_expand_move.
27707 (movti): Use general_operand for operand 1 predicate.
27709 2016-03-21 Martin Liska <mliska@suse.cz>
27711 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
27713 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
27715 2016-03-21 Martin Liska <mliska@suse.cz>
27718 * ipa-icf.c (sem_function::parse): Skip static
27719 constructors and destructors.
27721 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27724 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
27725 function-like macro, peek following token(s) if it is followed
27726 by CPP_OPEN_PAREN token with optional padding in between, and
27727 if not, don't treat it like a macro.
27729 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
27730 Alexander Monakov <amonakov@ispras.ru>
27732 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
27733 for the stabs debug format.
27735 2016-03-21 Richard Biener <rguenther@suse.de>
27737 PR tree-optimization/70310
27738 * tree-vect-generic.c (expand_vector_condition): Fold the built
27741 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
27744 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
27745 Block third alternative for AVX-512VL target,
27747 2016-03-21 Martin Liska <mliska@suse.cz>
27750 * hsa-brig.c (emit_function_directives): Mark unemitted
27751 global variables for emission.
27752 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
27753 (get_symbol_for_decl): Likewise.
27754 * hsa.h (struct hsa_symbol): New flag.
27756 2016-03-21 Richard Biener <rguenther@suse.de>
27758 PR tree-optimization/70288
27759 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
27760 we do not estimate unsimplified all-constant conditionals or
27761 switches as optimized away.
27763 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
27765 PR rtl-optimization/69102
27766 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
27767 when we have a readonly dependency context.
27769 2016-03-18 Jeff Law <law@redhat.com>
27771 PR rtl-optimization/70263
27772 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
27773 (update_equiv_regs): When trying to move a store to after the insn
27774 that sets the source of the store, make sure the store occurs after
27775 the insn that sets the source of the store. When successful note
27776 the REG_EQUIV note created in the dump file.
27778 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
27779 Bernd Schmidt <bschmidt@redhat.com>
27781 * doc/extend.texi: Document more potential problems with basic asms.
27783 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
27785 PR rtl-optimization/70278
27786 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
27789 2016-03-18 Jason Merrill <jason@redhat.com>
27791 * calls.c (load_register_parameters): Fix zero size sibcall logic.
27793 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
27795 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
27796 values to 128b regs.
27798 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27800 PR tree-optimization/70252
27801 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
27802 boolean vector has a proper number of elements.
27803 (supportable_narrowing_operation): Likewise.
27805 2016-03-18 Tom de Vries <tom@codesourcery.com>
27808 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
27810 2016-03-18 Jakub Jelinek <jakub@redhat.com>
27812 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
27813 instead of replace_rtx for DEBUG_INSNs.
27815 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27817 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
27818 load type reservations.
27820 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
27823 * config/pa/constraints.md: Revert 2015-02-13 change. Use
27824 define_constraint for "Q" and "T" constraints.
27826 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
27828 Tweak the pipeline model for Exynos M1
27830 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
27833 2016-03-17 David Malcolm <dmalcolm@redhat.com>
27836 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
27837 where one or both locations aren't within a line_map.
27839 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
27842 * opts.c (finish_options): Don't set flag_pie to the default if
27843 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
27846 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
27848 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
27849 true as ALL_REGS argument to replace_rtx.
27851 2016-03-17 Richard Biener <rguenther@suse.de>
27854 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
27857 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27860 * rtl.h (replace_rtx): Add ALL_REGS argument.
27861 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
27862 equality and assert mode is the same, instead of just rtx pointer
27864 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
27865 true as ALL_REGS argument to replace_rtx.
27867 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
27869 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
27870 for boolean vector with vector mode only.
27871 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27873 2016-03-17 Nick Clifton <nickc@redhat.com>
27876 * config/rx/rx.c (rx_print_integer): Print negative constants in
27879 2016-03-17 Jakub Jelinek <jakub@redhat.com>
27882 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
27884 2016-03-16 Richard Henderson <rth@redhat.com>
27885 Richard Biener <rguenth@suse.de>
27887 PR middle-end/70240
27888 PR middle-end/68215
27890 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
27891 first operand as is_gimple_condexpr.
27893 PR middle-end/70240
27894 PR middle-end/68215
27896 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
27897 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
27898 Do not gimplify the result.
27899 (do_unop): Adjust call to tree_vec_extract.
27900 (do_binop): Likewise.
27901 (do_compare): Likewise.
27902 (do_plus_minus): Likewise.
27903 (do_negate): Likewise.
27904 (expand_vector_condition): Likewise.
27905 (do_cond): Likewise.
27907 2016-03-16 Richard Henderson <rth@redhat.com>
27910 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
27911 (aarch64_classify_address): Use it.
27912 (aarch64_legitimize_address): Force all subexpressions of PLUS
27913 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
27915 2016-03-16 Jakub Jelinek <jakub@redhat.com>
27916 Richard Biener <rguenth@suse.de>
27919 * rtlanal.c (replace_rtx): For REG, if from is a REG,
27920 return to even if only REGNO is equal, and assert
27923 2016-03-11 Jeff Law <law@redhat.com>
27925 PR rtl-optimization/70224
27926 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
27928 2016-03-16 Richard Henderson <rth@redhat.com>
27930 PR middle-end/70199
27931 * function.h (struct function): Add has_forced_label_in_static.
27932 * gimplify.c (force_labels_r): Set it.
27933 * lto-streamer-in.c (input_struct_function_base): Read it.
27934 * lto-streamer-out.c (output_struct_function_base): Write it.
27935 * tree-inline.c (has_label_address_in_static_1): Remove.
27936 (copy_forbidden): Remove fndecl parameter; test
27937 has_forced_label_in_static.
27938 (inline_forbidden_p): Update call to copy_forbidden.
27939 (tree_versionable_function_p): Likewise.
27940 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
27941 (chkp_versioning): Likewise.
27942 * tree-inline.h (copy_forbidden): Update decl.
27944 2016-03-16 Marek Polacek <polacek@redhat.com>
27947 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
27948 function being thunked if the result type doesn't have fixed size.
27949 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
27950 doesn't have fixed size.
27952 2016-03-16 Bin Cheng <bin.cheng@arm.com>
27954 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
27955 reporting malformed loop nest.
27957 2016-03-16 Tom de Vries <tom@codesourcery.com>
27960 * ipa-devirt.c (possible_polymorphic_call_targets): Move
27961 nodes.length () == 1 test to before first nodes[0] access.
27963 2016-03-16 Tom de Vries <tom@codesourcery.com>
27965 PR tree-optimization/68715
27966 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
27967 single_pred_p test.
27969 2016-03-16 Tom de Vries <tom@codesourcery.com>
27971 PR tree-optimization/68809
27972 * graphite-scop-detection.c (same_close_phi_node): Test if result types
27975 2016-03-16 Carlos O'Donell <carlos@redhat.com>
27976 Sandra Loosemore <sandra@codesourcery.com>
27978 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
27979 on leaf attribute. Mention ELF interposition problems.
27981 2016-03-16 Alan Modra <amodra@gmail.com>
27983 PR rtl-optimization/69195
27984 PR rtl-optimization/47992
27985 * ira.c (indirect_jump_optimize): Ignore artificial defs.
27988 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
27991 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
27993 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27995 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
27997 2016-03-15 Jakub Jelinek <jakub@redhat.com>
27999 PR rtl-optimization/70222
28000 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
28001 optimization if mode is different from result_mode, queue up masking
28002 of the result in outer_op. Formatting fix.
28004 PR middle-end/70239
28005 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
28008 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28010 PR rtl-optimization/69032
28011 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
28012 looping backwards over basic block insns.
28014 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28017 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
28018 to non-speculative when propagating trap bits.
28020 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28022 PR rtl-optimization/63384
28023 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
28024 DEBUG_INSN_P insns.
28026 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28029 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
28030 factored out from ...
28031 (sched_analyze_insn): ... here.
28032 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
28033 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
28034 get_implicit_reg_pending_clobbers in it.
28035 (setup_id_reg_sets): Use setup_id_implicit_regs.
28036 (deps_init_id): Ditto.
28038 2016-03-15 Tom de Vries <tom@codesourcery.com>
28041 * cgraph.c (cgraph_node::get_body): Save, reset and restore
28043 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
28044 execute_function_dump.
28045 (execute_one_pass): Don't dump function if it will be dumped after ipa
28048 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
28050 * genrecog.c (match_pattern_2): If pred is NULL don't call
28051 safe_predicate_mode on it.
28053 2016-03-14 Jakub Jelinek <jakub@redhat.com>
28055 PR middle-end/70219
28056 * lra-constraints.c (delete_move_and_clobber): Change assertion
28057 to also allow dregno == 0.
28059 2016-03-14 Richard Henderson <rth@redhat.com>
28062 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
28063 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
28064 (reassociate_bb): Use optimize_vec_cond_expr; avoid
28065 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
28068 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
28071 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
28073 (lra_create_live_ranges_1): initialize hard register biggest_mode to
28075 * lra-constraints.c (split_reg): For hard regs, try to find the
28076 biggest single-register mode used in the function.
28078 2016-03-14 Richard Biener <rguenther@suse.de>
28080 PR tree-optimization/56365
28081 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
28082 constants to compare against.
28084 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
28087 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
28088 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
28089 (define_split for the GPR case): Use int_reg_operand instead of
28090 gpc_reg_operand for the output.
28092 2016-03-14 Tom de Vries <tom@codesourcery.com>
28094 PR tree-optimization/70045
28095 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
28096 create_empty_if_region_on_edge argument.
28098 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
28100 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
28101 (STACK_CHECK_PROTECT): Likewise.
28102 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28103 (STACK_CHECK_PROTECT): Likewise.
28104 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28105 (STACK_CHECK_PROTECT): Likewise.
28106 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
28107 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
28108 (STACK_CHECK_PROTECT): Likewise.
28110 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
28112 PR rtl-optimization/69307
28113 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
28114 registers in modes that span more than one register.
28116 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
28119 * lra-constraints.c (delete_move_and_clobber): New.
28120 (remove_inheritance_pseudos): Use it.
28122 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
28125 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
28126 the libcall is LCT_THROW.
28127 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
28128 for the checking routine.
28130 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28133 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
28134 optimization if we have direct move.
28135 (roundu32<mode>2_fprs): Likewise.
28137 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
28140 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
28142 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
28143 Arguments swapped. All callers changed. Take reg_renumber into
28144 account, and Calculate and compare register ranges for hard regs.
28146 2016-03-11 Jeff Law <law@redhat.com>
28148 PR tree-optimization/70190
28149 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28150 Handle cases where we can not extract the taken edge, even though we
28151 found a constant value.
28153 PR tree-optimization/64058
28154 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
28155 (num_coalesce_pairs): Move up earlier in file.
28156 (find_coalesce_pair): Initialize the INDEX field for each pair
28158 (compare_pairs): No longer sort on the elements in each pair.
28159 Instead break ties with the index of the coalesce pair.
28161 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28164 * config/aarch64/aarch64-protos.h
28165 (aarch64_save_restore_target_globals): New prototype.
28166 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
28167 Call the above when popping pragma.
28168 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
28170 (aarch64_set_current_function): Rewrite using the above.
28172 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28174 PR tree-optimization/70177
28175 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
28176 (extract_ops_from_tree): ... this. In the 2 argument
28177 overload remove _1 suffix.
28178 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
28179 (extract_ops_from_tree): ... this.
28180 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
28182 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
28183 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
28184 extract_ops_from_tree instead of 2 operand one.
28186 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
28188 PR tree-optimization/70013
28189 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
28190 for constant-pool entries.
28192 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28194 PR rtl-optimization/70174
28195 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
28196 followed by gen_lowpart on force_reg instead of just gen_lowpart.
28198 PR tree-optimization/70169
28199 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
28200 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
28203 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28204 Jakub Jelinek <jakub@redhat.com>
28207 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
28208 of uninitialized values.
28210 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28212 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
28214 ("*trunctddd2"): New pattern definition.
28215 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
28218 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28220 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
28221 definitions for BFP and DFP rounding modes.
28222 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28223 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
28224 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
28225 ("fix_trunctf<mode>2"): Use the new constants instead of magic
28228 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28230 * config/s390/constraints.md: Adjust comment.
28231 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
28232 s390_decompose_addrstyle_without_index.
28233 * config/s390/predicates.md (shift_count_or_setmem_operand):
28234 Rename to setmem_operand.
28235 * config/s390/s390-protos.h
28236 (s390_decompose_shift_count): Rename to
28237 s390_decompose_addrstyle_without_index.
28238 * config/s390/s390.c (s390_decompose_shift_count)
28239 (s390_mem_constraint, print_shift_count_operand)
28240 (print_operand_address, print_operand): Rename
28241 s390_decompose_shift_count to
28242 s390_decompose_addrstyle_without_index and rename
28243 print_shift_count_operand to print_addrstyle_operand troughout the
28245 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
28246 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
28247 Rename shift_count_or_setmem_operand to setmem_operand.
28248 * config/s390/vx-builtins.md ("vec_insert<mode>")
28249 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
28252 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28255 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28256 Handle overlapping retval and newval.
28258 2016-03-10 Nick Clifton <nickc@redhat.com>
28261 * config/aarch64/aarch64.c
28262 (aarch64_override_options_after_change_1): When forcing
28263 flag_omit_frame_pointer to be true, use a special value that can
28264 be detected if this function is called again, thus preventing
28265 flag_omit_leaf_frame_pointer from being forced to be false.
28267 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28269 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
28270 Set x_flag_omit_leaf_frame_pointer when handling
28271 -momit-leaf-frame-pointer.
28273 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28276 * cgraph.c (cgraph_node::dump): Dump split_part and
28277 indirect_call_target.
28278 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28279 * ipa.c (has_addr_references_p): Cleanup.
28280 (is_indirect_call_target_p): New.
28281 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28282 called indirectly as local.
28283 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28285 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28288 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28289 on cxa_pure_virtual.
28291 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28294 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28296 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28299 * tree.c (need_assembler_name_p): Only record main variant type names.
28301 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28304 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28305 Always define to 0 or 1.
28306 (TARGET_FIX_ERR_A53_843419): New macro.
28307 * config/aarch64/aarch64-elf-raw.h
28308 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28309 * config/aarch64/aarch64-linux.h: Likewise.
28310 * config/aarch64/aarch64.c
28311 (aarch64_override_options_after_change_1): Do not default
28312 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28314 (aarch64_attributes): Handle fix-cortex-a53-843419.
28315 (aarch64_can_inline_p): Likewise.
28316 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28318 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28319 Jakub Jelinek <jakub@redhat.com>
28321 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28322 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28323 DECL_COMMONS if flag_unconstrained_commons is set.
28324 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28325 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28326 (funconstrained-commons): Document.
28328 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28330 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28331 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28333 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28335 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28336 has a proper number of elements.
28338 2016-03-10 Alan Modra <amodra@gmail.com>
28340 PR rtl-optimization/69195
28341 PR rtl-optimization/47992
28342 * ira.c (recorded_label_ref): Delete.
28343 (update_equiv_regs): Return void.
28344 (indirect_jump_optimize): New function.
28345 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28346 before regstat_compute_ri. Don't rebuild_jump_labels here.
28347 Delete update_regstat.
28349 2016-03-10 Richard Biener <rguenther@suse.de>
28351 PR tree-optimization/70128
28352 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28353 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28355 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28357 PR tree-optimization/70152
28358 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28359 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
28362 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
28363 instead of gen_sse2_loadlpd.
28364 * config/i386/sse.md (*vec_concatv2df): Rename to...
28365 (vec_concatv2df): ... this.
28367 PR tree-optimization/70127
28368 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
28370 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28374 * diagnostic-show-locus.c (compatible_locations_p): New function.
28375 (layout::layout): Sanitize ranges using compatible_locations_p.
28377 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28381 * diagnostic-show-locus.c (layout_range::layout_range): Replace
28382 location_range param with three const expanded_locations * and a
28384 (layout::layout): Replace call to
28385 rich_location::lazily_expand_location with get_expanded_location.
28386 Extract the range and perform location expansion here, passing
28387 the results to the layout_range ctor.
28388 * diagnostic.c (source_range::debug): Delete.
28389 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
28390 of rich_location::get_expanded_location.
28391 * gcc-rich-location.c (get_range_for_expr): Delete.
28392 (gcc_rich_location::add_expr): Reimplement to avoid the
28393 rich_location::add_range overload that took a location_range,
28394 passing a location_t instead.
28396 2016-03-09 Richard Biener <rguenther@suse.de>
28397 Jakub Jelinek <jakub@redhat.com>
28399 PR tree-optimization/70138
28400 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28401 Also skip vect_double_reduction_def.
28403 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28406 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
28407 if the operand is "m".
28409 2016-03-09 Nathan Sidwell <nathan@acm.org>
28411 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
28413 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28415 * config/i386/i386.c (processor_target_table): Fix cost table
28416 intialization order for znver1.
28418 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28420 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
28421 - becuase -> because.
28422 * ipa-reference.c (ignore_module_statics): Likewise.
28423 * cgraph.c (cgraph_node::get_body): Likewise.
28424 * ipa-inline.c (early_inliner): Likewise.
28425 * ipa-devirt.c (types_same_for_odr): Likewise.
28426 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
28427 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
28429 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28431 * tree-ssa-math-opts.c: Fix typo in comment.
28433 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28436 * config/i386/i386.c (scalar_chain::make_vector_copies,
28437 scalar_chain::convert_reg): Call end_sequence in between
28438 get_insns and emit_conversion_insns rather than after both
28441 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
28444 * config/i386/i386.h (machine_function): Add
28445 pc_thunk_call_expanded flag.
28446 (ix86_pc_thunk_call_expanded): New define.
28447 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
28448 (*set_got): Rename insn pattern from set_got.
28449 (*set_got_labelled): Rename inst pattern from set_got_labelled.
28450 * config/i386/i386.c (ix86_compute_frame_layout): Use
28451 ix86_pc_thunk_call_expanded to prevent red-zone.
28453 2016-03-07 Martin Jambor <mjambor@suse.cz>
28455 * hsa.h (hsa_get_ctor_statements): Declare.
28456 (hsa_get_dtor_statements): Likewise.
28457 (hsa_get_kernel_dispatch_type): Likewise.
28458 * hsa.c (hsa_get_ctor_statements): New function.
28459 (hsa_get_dtor_statements): Likewise.
28460 (hsa_get_kernel_dispatch_type): Likewise.
28461 * hsa-brig.c (hsa_cdtor_statements): Removed.
28462 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
28463 hsa_get_dtor_statements.
28464 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
28465 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
28467 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
28469 * config/arm/arm-cores.def (cortex-r8): New.
28470 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
28471 * config/arm/arm-tune.md: Likewise.
28472 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
28474 2016-03-07 Martin Sebor <msebor@redhat.com>
28476 PR rtl-optimization/19705
28477 * doc/invoke.texi (Options That Control Optimization): Clarify
28478 -fno-branch-count-reg.
28480 2016-02-26 Richard Biener <rguenther@suse.de>
28481 Jeff Law <law@redhat.com>
28483 PR tree-optimization/69740
28484 * cfghooks.c (remove_edge): Request loop fixups if we delete
28485 an edge that might turn an irreducible loop into a natural
28487 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
28488 Move after definition of loops_state_clear.
28490 2016-03-07 Bin Cheng <bin.cheng@arm.com>
28492 PR rtl-optimization/69052
28493 * rtlanal.c (commutative_operand_precedence): Set higher precedence
28496 2016-03-07 Tom de Vries <tom@codesourcery.com>
28498 PR tree-optimization/70116
28499 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
28500 is_tm_ending stmts and ubsan/asan internal functions.
28501 (find_duplicate): Use it. Don't test is_tm_ending here.
28503 2016-03-07 Richard Biener <rguenther@suse.de>
28505 PR tree-optimization/70115
28506 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
28507 (propagate_constants_for_unrolling): Use replace_uses_by.
28509 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
28511 PR middle-end/69916
28512 * omp-low.c (struct oacc_loop): Add ifns.
28513 (new_oacc_loop_raw): Initialize it.
28514 (finish_oacc_loop): Clear mask & flags if no ifns.
28515 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
28516 (oacc_loop_xform_loop): Add ifns arg & adjust.
28517 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
28519 2016-03-07 Richard Henderson <rth@redhat.com>
28522 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
28523 (insert_value_copy_on_edge): Likewise.
28525 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28527 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
28529 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28532 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
28534 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28536 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
28538 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28540 Fix sseimul type attribute.
28541 * config/i386/znver1.md
28542 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
28543 znver1_sseimul_avx256_load) : Fix the type attribute.
28544 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
28545 pipe usage and latency.
28547 2016-03-05 Jakub Jelinek <jakub@redhat.com>
28550 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
28551 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
28554 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28557 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
28559 PR rtl-optimization/69941
28560 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
28561 the reg share its mode.
28563 2016-03-04 Jeff Law <law@redhat.com>
28565 PR tree-optimization/69196
28566 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28567 If the both SSA_NAMEs are anonymous, then consider them unassociated
28568 and include the PHI in the statement count.
28570 2016-03-05 Tom de Vries <tom@codesourcery.com>
28572 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
28573 construct in oacc routine. Check for oacc region in oacc routine.
28575 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28578 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
28579 2016-02-22 changes, instead don't recurse if RECUR is already true.
28580 Don't change *dynamic_check if RECUR. Adjust recursive caller
28581 to pass true to the new argument.
28582 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
28585 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
28586 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
28588 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
28590 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28592 PR rtl-optimization/57676
28593 * lra-assigns.c (lra_assign): Guard test for maximum iterations
28594 with flag_checking.
28596 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
28598 * tree-vect-patterns.c (search_type_for_mask): Handle
28599 comparison of booleans.
28601 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28603 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
28607 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
28608 all other ops that have dw_val_class_die_ref operands,
28609 and DW_OP_GNU_entry_value.
28611 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28613 PR rtl-optimization/69904
28614 * config/arm/arm.c (arm_cannot_copy_insn_p):
28615 Return true for load-exclusive instructions.
28617 2016-03-03 Jakub Jelinek <jakub@redhat.com>
28620 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
28621 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
28622 the pattern no matter if it is used just by non-pattern, pattern
28624 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
28625 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28626 oprnd1 def_stmt is in pattern, don't look through it.
28628 2016-03-03 Marek Polacek <polacek@redhat.com>
28630 PR middle-end/70050
28631 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
28633 2016-03-03 Martin Liska <mliska@suse.cz>
28635 PR tree-optimization/70043
28636 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
28637 previous statement if we see a debug statement.
28639 2016-03-03 Richard Biener <rguenther@suse.de>
28641 PR tree-optimization/55936
28642 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
28643 parameter and guard unsafe equivalence use.
28644 (vrp_evaluate_conditional_warnv_with_ops): Always use
28645 safe equivalences but not via the quadratic compare_names
28648 2016-03-03 Michael Collison <michael.collison@linaro.org>
28651 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
28652 for operand 1 to s_register_operand. Change predicate for operand
28653 2 to arm_not_immediate_operand.
28655 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
28657 * doc/tm.texi: Regenerated.
28659 2016-03-02 Richard Henderson <rth@redhat.com>
28662 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
28663 simplification when all args are positive non-fixed registers.
28665 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28667 * target.def (lra_p): Specify that new ports should use LRA.
28669 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28672 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
28673 gimplify_type_sizes the type they refer to.
28674 (omp_notice_variable): Handle reference vars to VLAs.
28675 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
28676 reference to VLA decls in the second pass instead of first pass.
28678 2016-03-02 Tom de Vries <tom@codesourcery.com>
28680 PR tree-optimization/68659
28681 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
28682 new_expr == NULL_TREE.
28683 (get_new_name): Handle ADDR_EXPR.
28685 2016-03-02 Bin Cheng <bin.cheng@arm.com>
28687 PR rtl-optimization/69052
28688 * loop-invariant.c (canonicalize_address): New function.
28689 (inv_can_prop_to_addr_use): Check validity of address expression
28690 which is canonicalized by above function.
28692 2016-03-02 Alan Modra <amodra@gmail.com>
28695 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
28698 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28701 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
28702 (*movhi_internal): Put mask moves from and to memory separately
28703 from moves from/to GPRs.
28705 2016-03-02 Richard Biener <rguenther@suse.de>
28707 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
28708 GENERIC expressions in GIMPLE.
28710 2016-03-02 Richard Biener <rguenther@suse.de>
28712 * config/i386/i386.c (type_natural_mode): Fix typo.
28714 2016-03-02 Nick Clifton <nickc@redhat.com>
28716 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
28718 2016-03-02 Richard Biener <rguenther@suse.de>
28719 Uros Bizjak <ubizjak@gmail.com>
28722 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
28724 2016-03-02 Richard Biener <rguenther@suse.de>
28726 PR middle-end/67278
28727 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
28729 2016-03-02 Marek Polacek <polacek@redhat.com>
28732 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
28733 "is promoted to" warning.
28735 2016-03-01 DJ Delorie <dj@redhat.com>
28737 * config.gcc: Deprecate mep-*.
28739 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
28741 PR middle-end/70025
28742 * lra-constraints.c (regno_val_use_in): New.
28743 (match_reload): Use it instead of regno_use_in.
28745 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28747 PR rtl-optimization/70007
28748 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
28749 references present in REG_EQUAL notes attached to non-SET patterns.
28751 2016-03-01 Jeff Law <law@redhat.com>
28753 PR tree-optimization/69196
28754 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28755 Appropriately clamp the number of statements to copy when the
28756 thread path does not traverse a loop backedge.
28758 PR tree-optimization/69196
28759 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28760 Do count some PHIs in the thread path against the insn count. Decrease
28761 final statement count by one as the control statement in the last
28762 block will get removed. Remove special cased code for handling PHIs
28765 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
28768 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
28769 asm dialect alternatives to explicit GOTPCREL calls.
28771 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
28774 * ira.c (do_reload): Issue warning for generic stack checking here...
28775 * reload1.c (reload): ...instead of here and streamline it.
28777 2016-03-01 Nick Clifton <nickc@redhat.com>
28779 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
28781 2016-03-01 Richard Biener <rguenther@suse.de>
28783 PR tree-optimization/69983
28784 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
28785 types and fall back to operand_equal_p.
28787 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28790 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28792 * config/s390/constraints.md ("jm8"): New constraint.
28793 * config/s390/predicates.md ("const_int_8bitset_operand"): New
28795 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
28797 ("*setmem_long<setmem_and>"): New pattern.
28798 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
28800 ("*setmem_long_31z<setmem_and>"): New pattern.
28801 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
28802 New substitution rules with the required attributes.
28805 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28808 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28810 * gensupport.c (process_substs_on_one_elem): Split loop to
28811 complete mark_operands_used_in_match_dup on all expressions in the
28813 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28814 and remove function.
28816 2016-03-01 Richard Biener <rguenther@suse.de>
28818 PR middle-end/70022
28819 * fold-const.c (fold_indirect_ref_1): Fix range checking for
28820 vector BIT_FIELD_REF extract.
28822 2016-03-01 Richard Biener <rguenther@suse.de>
28824 PR tree-optimization/69994
28825 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
28827 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
28829 PR tree-optimization/69956
28830 * tree-vect-stmts.c (supportable_widening_operation): Support
28831 multi-step conversion of boolean vectors.
28832 (supportable_narrowing_operation): Likewise.
28834 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28836 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
28839 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28841 * config/s390/subst.md (DSI_VI): New mode iterator.
28842 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
28843 * config/s390/vector.md ("vec_set<mode>"): Move expander before
28844 the insn definition.
28845 ("*vec_set<mode>"): Change predicate and add alternative to
28846 support only either register or const_int operands as element
28848 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
28850 ("vec_extract<mode>"): New expander.
28851 ("*vec_extract<mode>"): New insn definition supporting reg and
28852 const_int element selectors.
28853 ("*vec_extract<mode>_plus"): New insn definition supporting
28854 reg+const_int element selectors.
28855 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
28856 following expander+insn definition.
28857 ("<vec_shifts_name><mode>3"): New expander.
28858 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
28860 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28862 * config/s390/s390.md ("*tabort_1"): Change predicate to
28863 nonmemory_operand. Add a second alternative to cover
28864 register as well as const int operands.
28865 ("*tabort_1_plus"): New pattern definition.
28867 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28869 * config/s390/s390.md ("*ashrdi3_cc_31")
28870 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
28871 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
28872 Merge insn definitions into ...
28873 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28874 New pattern definition.
28875 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
28876 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
28877 ("*ashr<mode>3_and"): Merge insn definitions into ...
28878 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
28879 New pattern definition.
28880 * config/s390/subst.md ("addr_style_op_cc_subst")
28881 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
28882 substitutions patterns plus attributes.
28883 Add ashiftrt to SUBST iterator.
28885 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28887 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
28888 op2 to nonmemory_operand.
28889 ("*<shift>di3_31", "*<shift>di3_31_and"):
28890 Merge into single pattern definition ...
28891 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
28892 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
28893 pattern definition ...
28894 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
28895 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
28898 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28900 * config/s390/predicates.md (const_int_6bitset_operand): New
28902 * config/s390/s390.md: Include subst.md.
28903 ("rotl<mode>3"): New expander.
28904 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
28906 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
28907 * config/s390/subst.md: New file.
28909 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28911 * config/s390/s390.md ("op_type", "atype", "length" attributes):
28912 Remove RRR type. It doesn't really exist.
28913 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
28915 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
28916 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
28917 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
28918 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
28919 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
28920 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
28921 `enabled' attribute.
28923 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28925 * gensupport.c (process_substs_on_one_elem): Split loop to
28926 complete mark_operands_used_in_match_dup on all expressions in the
28928 (adjust_operands_numbers): Inline into process_substs_on_one_elem
28929 and remove function.
28931 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28934 * config/sparc/sparc.c (NWORDS_UP): Rename to...
28935 (CEIL_NWORDS): ...this. Use CEIL macro.
28936 (compute_fp_layout): Adjust to above renaming.
28937 (function_arg_union_value): Likewise.
28938 (sparc_arg_partial_bytes): Likewise.
28939 (sparc_function_arg_advance): Likewise.
28941 2016-02-29 Jeff Law <law@redhat.com>
28943 PR tree-optimization/70005
28944 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
28945 where an object with a boolean range is compared against a value
28948 PR tree-optimization/69999
28949 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
28950 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
28953 2016-02-29 Richard Biener <rguenther@suse.de>
28955 PR tree-optimization/69994
28956 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
28957 (get_unary_op): Look through nop conversions.
28958 (ops_equal_values_p): New function, look for equality diregarding
28960 (eliminate_plus_minus_pair): Use ops_equal_values_p
28961 (repropagate_negates): Do not use get_unary_op here.
28963 2016-02-29 Martin Liska <mliska@suse.cz>
28965 * system.h: Poison ENABLE_CHECKING macro.
28967 2016-02-29 Martin Liska <mliska@suse.cz>
28969 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
28970 is presented in dump flags.
28971 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
28972 (hsa_regalloc): Likewise.
28974 2016-02-19 Richard Biener <rguenther@suse.de>
28976 PR tree-optimization/69980
28977 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
28978 permutation of those we need to keep.
28980 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
28983 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
28984 (NWORDS_UP): ...this
28985 (init_cumulative_args): Minor tweaks.
28986 (sparc_promote_function_mode): Likewise.
28987 (scan_record_type): Delete.
28988 (traverse_record_type): New function template.
28989 (classify_data_t): New structure type.
28990 (classify_registers): New inline function.
28991 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
28992 exhausted. Instantiate traverse_record_type on classify_registers and
28993 deal with the case of a structure passed in slot #15 with no FP field
28995 (assign_data_t): New structure type.
28996 (compute_int_layout): New static function.
28997 (compute_fp_layout): Likewise.
28998 (count_registers): New inline function.
28999 (assign_int_registers): New static function.
29000 (assign_fp_registers): Likewise.
29001 (assign_registers): New inline function.
29002 (function_arg_record_value_1): Delete.
29003 (function_arg_record_value_2): Likewise.
29004 (function_arg_record_value_3): Likewise.
29005 (function_arg_record_value): Adjust to above changes. Instantiate
29006 traverse_record_type on count_registers to first count the number of
29007 registers to be used and then on assign_registers to assign them.
29008 (function_arg_union_value): Adjust to above renaming.
29009 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
29010 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
29011 case of a structure passed in slot #15
29012 (sparc_function_arg_advance): Likewise.
29013 (function_arg_padding): Minor tweak.
29015 2016-02-29 Richard Biener <rguenther@suse.de>
29017 PR tree-optimization/69720
29018 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
29019 the adjustment_def path for possibly vectorized defs.
29020 (vect_create_epilog_for_reduction): Handle vectorized initial
29023 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
29025 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
29027 2016-02-27 Jeff Law <law@redhat.com>
29030 2016-02-26 Richard Biener <rguenther@suse.de>
29031 Jeff Law <law@redhat.com>
29033 PR tree-optimization/69740
29034 * cfghooks.c (remove_edge): Request loop fixups if we delete
29035 an edge that might turn an irreducible loop into a natural
29038 2016-02-27 Jakub Jelinek <jakub@redhat.com>
29040 PR rtl-optimization/69896
29041 * tree-vect-generic.c (get_compute_type): Avoid single element
29044 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
29046 Rename the AArch64 tuning option and related functions to enable the
29047 Newton series for the reciprocal square root to reflect its
29048 approximative characteristic.
29050 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
29051 function to "aarch64_emit_approx_rsqrt".
29052 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
29053 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
29054 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
29055 (xgene1_tunings): Likewise.
29056 (use_rsqrt_p): Likewise.
29057 (aarch64_emit_swrsqrt): Use new function name.
29058 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
29059 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
29060 text explaining this option.
29061 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
29063 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29066 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
29067 complain about -mallow-movmisalign without -mvsx if
29068 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
29070 2016-02-26 Joel Sherrill <joel@rtems.org>
29072 * config.gcc: Add x86_64-*-rtems*.
29073 * config/i386/rtems-64.h: New file.
29075 2016-02-26 Joel Sherrill <joel@rtems.org>
29077 * config.gcc: Add aarch64-*-rtems*.
29078 * config/aarch64/rtems.h: New file.
29080 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
29083 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
29084 shift amount using %h. Add comment.
29086 2016-02-26 Richard Biener <rguenther@suse.de>
29087 Jeff Law <law@redhat.com>
29089 PR tree-optimization/69740
29090 * cfghooks.c (remove_edge): Request loop fixups if we delete
29091 an edge that might turn an irreducible loop into a natural
29094 2016-02-26 Martin Jambor <mjambor@suse.cz>
29096 PR middle-end/69920
29097 * tree-sra.c (sra_modify_assign): Do not remove loads of
29098 uninitialized aggregates to SSA_NAMEs.
29100 2016-02-26 Richard Henderson <rth@redhat.com>
29103 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
29104 pseudo in case the target rtx matches the source of the left
29107 2016-02-26 Martin Jambor <mjambor@suse.cz>
29110 * hsa.h (hsa_type_packed_p): Declare.
29111 * hsa.c (hsa_type_packed_p): New function.
29112 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
29114 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
29115 * hsa-brig.c (emit_basic_insn): Likewise.
29117 2016-02-26 Martin Jambor <mjambor@suse.cz>
29120 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
29122 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
29124 2016-02-26 Martin Jambor <mjambor@suse.cz>
29126 * hsa.h (is_a_helper): New overload for hsa_op_immed for
29127 hsa_op_with_type operands.
29128 (hsa_unsigned_type_for_type): Declare.
29129 * hsa.c (hsa_unsigned_type_for_type): New function.
29130 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
29131 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
29132 the finalizer. Do not emit extra move.
29134 2016-02-26 Martin Jambor <mjambor@suse.cz>
29136 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
29137 atomic operations in private segment.
29139 2016-02-26 Martin Jambor <mjambor@suse.cz>
29141 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
29142 statements to wi->info. Also disallow omp simd constructs.
29143 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
29144 for not gridifying. Dump special string for omp_for.
29146 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29149 * config/aarch64/aarch64.c (aarch64_set_current_function):
29150 Save/restore target globals when switching to
29151 target_option_default_node.
29153 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29156 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
29157 Return 0 if !SHIFT_COUNT_TRUNCATED.
29159 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29160 Eric Botcazou <ebotcazou@adacore.com>
29162 PR rtl-optimization/69891
29163 * dse.c (scan_insn): If we can't figure out memset arguments
29164 or they are non-constant, call clear_rhs_from_active_local_stores.
29166 2016-02-26 Martin Liska <mliska@suse.cz>
29168 * doc/extend.texi: Mention clog10, clog10f an clog10l
29169 in Builtins section.
29171 2016-02-26 Martin Liska <mliska@suse.cz>
29173 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
29175 (resolve_args_picking_1): Likewise.
29176 * dwarf2out.h (struct GTY): Likewise.
29178 2016-02-26 Martin Liska <mliska@suse.cz>
29180 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
29181 with flag_checking.
29182 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29184 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
29185 Martin Liska <mliska@suse.cz>
29187 * doc/install.texi: Mention --enable-valgrind-annotations.
29189 2016-02-26 Richard Biener <rguenther@suse.de>
29191 PR tree-optimization/69551
29192 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
29193 looking through aliases adjust DECL_PT_UID to refer to the
29194 ultimate alias target.
29196 2016-02-25 Martin Liska <mliska@suse.cz>
29198 PR middle-end/69919
29199 * alloc-pool.c (after_memory_report): New variable.
29200 * alloc-pool.h (base_pool_allocator ::release): Do not use
29201 the infrastructure if after_memory_report.
29202 * toplev.c (toplev::main): Mark after memory report.
29204 2016-02-25 Richard Biener <rguenther@suse.de>
29206 PR tree-optimization/48795
29207 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
29209 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
29212 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
29213 offloading is enabled and -fopenacc or -fopenmp is specified.
29214 (CRTOFFLOADEND): Likewise.
29215 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
29216 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
29217 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
29218 (offload_objects_file_name): New static var.
29219 (tool_cleanup): Remove offload_objects_file_name file.
29220 (find_offloadbeginend): Replace with ...
29221 (find_crtoffloadtable): ... this.
29222 (run_gcc): Remove offload_argc and offload_argv.
29223 Get offload_objects_file_name from -foffload-objects=... option.
29224 Read names of object files with offload from this file, pass them to
29225 compile_images_for_offload_targets. Don't call find_offloadbeginend and
29226 don't pass offloadbegin and offloadend to the linker. Don't pass
29227 offload non-LTO files to the linker, because now they're not claimed.
29229 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
29232 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29233 on builtin_unreachable.
29235 2016-02-25 Jakub Jelinek <jakub@redhat.com>
29237 PR rtl-optimization/69896
29238 * regcprop.c: Include cfgrtl.h.
29239 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
29240 than remembered mode, either delete it (if noop_move_p), or
29241 treat like copy_p but not noop_p instruction.
29243 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29246 * dwarf2out.c (gen_variable_die): Work around buggy LTO
29247 - allow NULL decl for Fortran DW_TAG_common_block variables.
29249 2016-02-24 Jason Merrill <jason@redhat.com>
29251 * common.opt (flifetime-dse): Add -flifetime-dse=1.
29253 2016-02-24 Richard Biener <rguenther@suse.de>
29254 Jakub Jelinek <jakub@redhat.com>
29256 PR middle-end/69760
29257 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
29258 conditionally executed ops to well-defined overflow behavior.
29260 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29262 PR middle-end/69915
29263 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
29266 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29268 PR rtl-optimization/69886
29269 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
29270 argument. Use it when checking validity of set instructions.
29271 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29272 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29274 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29275 * store-motion.c (find_moveable_store): Update
29276 can_assign_to_reg_without_clobbers_p callsite.
29278 2016-02-24 Richard Biener <rguenther@suse.de>
29280 PR middle-end/68963
29281 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29283 (record_nonwrapping_iv): Do not fall back to the low/high bound
29284 for non-constant IV bases if the stmt is not always executed.
29286 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29288 * config/arm/arm-cores.def (cortex-a32): New entry.
29289 * config/arm/arm-tables.opt: Regenerate.
29290 * config/arm/arm-tune.md: Regenerate.
29291 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29292 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29293 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29294 for -mcpu and -mtune.
29296 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29299 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29300 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29301 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29302 (atomic_loaddi_1): Delete.
29303 (atomic_loaddi): Rewrite expander using the above changes.
29305 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29308 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29311 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29312 Richard Biener <rguenth@suse.de>
29314 PR middle-end/69909
29315 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29316 set_mem_attributes if tem is SSA_NAME which got expanded
29319 2016-02-24 Richard Biener <rguenther@suse.de>
29321 PR tree-optimization/69907
29322 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29323 end of permutations for BB vectorization.
29325 2016-02-24 Christian Bruel <christian.bruel@st.com>
29327 * config/arm/arm-c.c (arm_option_override): Initialize
29328 target_option_current_node.
29329 * config/arm/arm.c (arm_pragma_target_parse): Replace
29330 build_target_option_node call by target_option_current_node.
29331 Set target_option_current_node.
29334 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29337 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29338 define_insn_and_split to define_insn.
29339 (zero_extendqi<mode>2_dot2): Same.
29340 (extendqi<mode>2_dot): Same.
29341 (extendqi<mode>2_dot2): Same.
29343 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29345 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29346 and add bypass for AES{D,E} and AESMC pairs.
29347 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29350 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29352 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29353 series for reciprocal square root in Exynos M1.
29355 2016-02-23 Martin Sebor <msebor@redhat.com>
29358 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29359 __builtin_alloca_with_align.
29361 2016-02-23 Richard Henderson <rth@redhat.com>
29363 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
29364 (ix86_register_pragmas): Remove __seg_tls.
29365 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
29366 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
29367 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
29368 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
29369 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
29370 * doc/extend.texi (__seg_tls): Remove item.
29372 2016-02-23 Richard Biener <rguenther@suse.de>
29374 * alloc-pool.h (struct allocation_object): Make id member
29375 conditional on CHECKING_P again.
29376 (get_instance): Adjust.
29377 (base_pool_allocator): Likewise.
29379 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
29381 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
29382 (parallelize_loops): In OpenACC kernels mode, set n_threads to
29384 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
29386 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29388 2016-02-23 Richard Biener <rguenther@suse.de>
29390 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
29391 * bitmap.h (struct bitmap_usage): Likewise.
29392 (bitmap_move): Declare.
29393 * bitmap.c (register_overhead): Take size_t argument.
29394 (bitmap_move): New function.
29395 * df-problems.c (df_rd_transfer_function): Use bitmap_move
29396 to properly account overhead.
29397 * tree.c (free_node): Use tree_size.
29399 2016-02-23 Jakub Jelinek <jakub@redhat.com>
29402 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
29403 when inverting comparison.
29406 * common.opt (Wunreachable-code): Add Warning flag.
29408 2016-02-23 Mark Wielaard <mjw@redhat.com>
29409 Jakub Jelinek <jakub@redhat.com>
29412 * cgraphunit.c (check_global_declaration): Check main_input_filename
29413 and DECL_SOURCE_FILE are not NULL.
29415 2016-02-23 Martin Jambor <mjambor@suse.cz>
29417 PR tree-optimization/69666
29418 * tree-sra.c (sra_modify_assign): Do not attempt to create
29419 default_def replacements for unscalarizable regions.
29421 2016-02-20 Mark Wielaard <mjw@redhat.com>
29424 * cgraphunit.c (check_global_declaration): Check level of
29425 warn_unused_const_variable and main_input_filename.
29426 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
29427 (-Wunused-variable): For C implies -Wunused-const-variable=1.
29428 (-Wunused-const-variable): Explain levels 1 and 2.
29430 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29433 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
29434 identical arguments. Formatting and spelling fixes.
29437 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
29442 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
29443 and m68k-devices.def.
29444 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
29445 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
29447 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
29449 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
29450 and HImode registers.
29452 2016-02-22 Richard Biener <rguenther@suse.de>
29454 PR tree-optimization/69882
29455 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
29456 preserve permutations present because of gaps.
29457 (vect_supported_load_permutation_p): Always continue checking
29458 permutations after vect_attempt_slp_rearrange_stmts.
29460 2016-02-22 Bin Cheng <bin.cheng@arm.com>
29462 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
29463 min_profitable_estimate, rather than min_profitable_iters.
29465 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29468 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
29469 SImode for last match_operand.
29471 2016-02-22 Martin Liska <mliska@suse.cz>
29473 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
29474 return bitsize - 1 as the return value.
29476 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
29480 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
29481 Handle negative shift counts.
29482 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
29483 force_reg on the shift constant.
29484 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
29485 (lshrsi3_d): Handle negative shift counts.
29487 2016-02-22 Richard Biener <rguenther@suse.de>
29488 Tom de Vries <tom@codesourcery.com>
29490 * graph.c: Include dumpfile.h.
29491 (print_graph_cfg): Split into three overloads.
29492 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
29494 2016-02-22 Tom de Vries <tom@codesourcery.com>
29496 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
29499 2016-02-22 Richard Biener <rguenther@suse.de>
29502 * ipa-inline-transform.c (inline_call): When not updating
29503 overall summaries adjust self size by the growth estimate.
29504 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
29505 hash-set, do not update overall summaries here. Renamed from ...
29506 (inline_to_all_callers): ... this which is now wrapping the
29507 above and performing delayed overall summary update.
29508 (early_inline_small_functions): Delay updating of the overall
29511 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
29513 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
29516 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29519 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
29520 :%* in %:gt() argument.
29521 (greater_than_spec_func): Adjust for expecting only numbers,
29522 if there are more than two numbers, compare the last two.
29524 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
29526 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
29527 -Wnarrowing with -std.
29529 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29532 * expr.c (store_field): Don't use bit-field path if exp is
29533 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
29534 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
29535 and the assignment can be performed by bitwise copy. Formatting
29538 PR middle-end/69838
29539 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
29540 call copy_reg_eh_region_note_forward on before and/or after sequences
29541 and remove note from insn if it no longer can throw.
29544 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
29545 if TARGET_AVX512BW.
29547 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29549 * config/s390/vector.md: Add missing commutative operand markers
29550 to the patterns which qualify for one.
29551 * config/s390/vx-builtins.md: Likewise.
29553 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29555 * config/s390/vector.md (VI, VI_QHS): Add single element vector
29556 types to mode iterators.
29557 (vec_double): ... and mode attribute.
29558 * config/s390/vx-builtins.md (non_vec_int): Likewise.
29560 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29562 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
29563 Change the predicate of op2 from nonimmediate to general and let
29564 reload fix it if necessary.
29566 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29568 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
29570 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29572 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
29575 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29577 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
29578 * config/s390/s390.c (s390_expand_vec_movstr): New function.
29579 * config/s390/s390.md ("movstr<P:mode>"): Call
29580 s390_expand_vec_movstr.
29582 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29584 * config/s390/s390.md: Add missing output modifier for operand 1
29585 to print it as address properly.
29587 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29589 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
29590 * config/s390/2964.md: New file.
29591 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
29592 of insn grouping attributes depending on the CPU level.
29593 (s390_get_unit_mask): New function.
29594 (s390_sched_score): Remove the OOO from the scheduling macros.
29595 Add loop to calculate a score for the instruction mix.
29596 (s390_sched_reorder): Likewise plus improve debug output.
29597 (s390_sched_variable_issue): Rename macros as above. Calculate
29598 the unit distances after actually scheduling an insn. Improve
29600 (s390_sched_init): Clear last_scheduled_unit_distance array.
29601 * config/s390/s390.md: Include 2964.md.
29603 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29606 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
29607 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
29608 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
29609 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
29610 *avx512f_<code>v8div16qi2_mask_1): New insns.
29612 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
29615 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
29618 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
29619 earlyclobber from target. Use wF constraint for fused memory
29621 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
29623 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29624 Martin Liska <mliska@suse.cz>
29627 * cfgexpand.c (asan_sanitize_stack_p): New function.
29628 (partition_stack_vars): Use the function.
29629 (expand_stack_vars): Likewise.
29630 (defer_stack_allocation): Likewise.
29631 (expand_used_vars): Likewise.
29633 2016-02-18 Richard Biener <rguenther@suse.de>
29635 PR middle-end/69553
29636 * fold-const.c (operand_equal_p): Properly compare offsets for
29637 IMAGPART_EXPR and ARRAY_REF.
29639 2016-02-18 Nick Clifton <nickc@redhat.com>
29643 * config/arm/arm.c (arm_option_override_internal): Disable
29644 interworking if the target does not support thumb instructions.
29645 (arm_reload_in_hi): Handle the case where a register to register
29646 move needs reloading because there is no simple pattern to handle
29648 (arm_reload_out_hi): Likewise.
29650 2016-02-18 Richard Biener <rguenther@suse.de>
29652 PR middle-end/69854
29653 * match.pd: Don't use fold_binary or fold_unary for folding
29656 2016-02-17 Jakub Jelinek <jakub@redhat.com>
29659 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
29660 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
29661 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
29662 warn on gimple_no_warning_p statements.
29664 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
29666 * doc/extend.texi (C++ Attributes): Correct description of
29667 warn_unused type attribute.
29669 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29671 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
29672 correct instruction.
29674 2016-02-17 Richard Biener <rguenther@suse.de>
29676 PR rtl-optimization/69609
29677 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
29678 (find_traces_1_round): When ending a trace update cached priority
29680 (bb_to_key): Use cached priority when available.
29681 (copy_bb): Initialize cached priority.
29682 (reorder_basic_blocks_software_trace_cache): Likewise.
29684 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29687 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
29689 (aarch64_comparison_operator): Break overly long line into two.
29690 (aarch64_comparison_operation): Likewise.
29691 * config/aarch64/aarch64.md (cstorecc4): Use
29692 aarch64_comparison_operator_mode instead of
29693 aarch64_comparison_operator.
29694 (cstore<mode>4): Likewise.
29695 (aarch64_cstore<mode>): Likewise.
29696 (*cstoresi_insn_uxtw): Likewise.
29697 (cstore<mode>_neg): Likewise.
29698 (*cstoresi_neg_uxtw): Likewise.
29700 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29703 * config/arm/predicates.md (arm_comparison_operator_mode):
29705 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
29706 instead of arm_comparison_operator.
29707 (*mov_negscc): Likewise.
29708 (*mov_notscc): Likewise.
29709 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
29710 (*thumb2_mov_negscc): Likewise.
29711 (*thumb2_mov_negscc_strict_it): Likewise.
29712 (*thumb2_mov_notscc): Likewise.
29713 (*thumb2_mov_notscc_strict_it): Likewise.
29715 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
29717 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
29718 Add missing return.
29720 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
29722 * config/visium/visium.c (machine_libfunc_index): New enum.
29723 (machine_libfuncs): New structure.
29724 (visium_libfuncs): New static variable.
29725 (TARGET_INIT_LIBFUNCS): Define to...
29726 (visium_init_libfuncs): ...this. New function.
29727 (expand_block_move_4): Use the appropriate libfunc.
29728 (expand_block_move_2): Likewise.
29729 (expand_block_move_1): Likewise.
29730 (expand_block_set_4): Likewise.
29731 (expand_block_set_2): Likewise.
29732 (expand_block_set_1): Likewise.
29733 (visium_trampoline_init): Likewise.
29735 2016-02-17 Nick Clifton <nickc@redhat.com>
29737 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
29738 TI's devices.csv file as of March 2016.
29740 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
29743 * opts-global.c (handle_common_deferred_options): Introduce and
29744 initialize two global variables to remember command-line options
29745 specifying a stack-limiting register.
29746 * opts.h: Add extern declarations of the two new global variables.
29747 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
29748 variable based on the values of the two new global variables.
29750 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29753 * common.opt (Wnonnull-compare): New warning.
29754 * doc/invoke.texi (-Wnonnull): Remove text about comparison
29755 of arguments against NULL.
29756 (-Wnonnull-compare): Document.
29757 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
29758 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
29759 * passes.def (pass_warn_nonnull_compare): Add.
29760 * gimple-ssa-nonnull-compare.c: New file.
29762 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29764 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
29765 AARCH64_EXTRA_TUNE_RECIP_SQRT.
29767 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29769 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
29770 reciprocal sqrt for -mlow-precision-recip-sqrt.
29772 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29773 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29775 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
29776 always use lane loads to construct non-constant vectors.
29778 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
29780 * config/aarch64/aarch64.md
29781 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
29782 constraints for operand 3.
29783 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
29785 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29786 Richard Biener <rguenther@suse.de>
29788 PR tree-optimization/69820
29789 * tree-vect-patterns.c (type_conversion_p): Return false if
29790 *orig_type is unsigned single precision or boolean.
29791 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
29794 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29796 PR rtl-optimization/69764
29797 PR rtl-optimization/69771
29798 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
29799 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
29801 2016-02-16 Richard Biener <rguenther@suse.de>
29803 PR tree-optimization/69776
29804 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
29806 (indirect_refs_may_alias_p): Likewise.
29807 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
29808 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
29809 according to tbaa_p.
29810 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
29811 (optimize_stmt): For redundant store discovery do not allow tbaa.
29813 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
29815 PR tree-optimization/69714
29816 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
29817 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
29819 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
29821 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
29822 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
29823 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
29824 * config/arc/arc.c (arc_init): Check FPU options.
29825 (get_arc_condition_code): Handle new CC_FPU* modes.
29826 (arc_select_cc_mode): Likewise.
29827 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
29828 register pair only. Allow access for ARCv2 accumulator.
29829 (gen_compare_reg): Whenever we have FPU support use FPU compare
29831 (arc_reorg): Don't generate brcc insns when FPU compare
29832 instructions are involved.
29833 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
29834 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
29835 floating point emulation.
29836 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
29837 (REVERSE_CONDITION): Add new CC_FPU* modes.
29838 (TARGET_FP_SP_BASE): Define.
29839 (TARGET_FP_DP_BASE): Likewise.
29840 (TARGET_FP_SP_FUSED): Likewise.
29841 (TARGET_FP_DP_FUSED): Likewise.
29842 (TARGET_FP_SP_CONV): Likewise.
29843 (TARGET_FP_DP_CONV): Likewise.
29844 (TARGET_FP_SP_SQRT): Likewise.
29845 (TARGET_FP_DP_SQRT): Likewise.
29846 (TARGET_FP_DP_AX): Likewise.
29847 * config/arc/arc.md (ARCV2_ACC): New constant.
29848 (type): New fpu type attribute.
29849 (SDF): Conditional iterator.
29850 (cstore<mode>, cbranch<mode>): Change expand condition.
29851 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
29852 handles FPU/FPX cases as well.
29853 * config/arc/arc.opt (mfpu): New option.
29854 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
29856 (adddf3, muldf3, subdf3): Removed.
29857 * config/arc/predicates.md (proper_comparison_operator): Recognize
29859 * config/arc/fpu.md: New file.
29860 * doc/invoke.texi (ARC Options): Document mfpu option.
29862 2016-02-16 Richard Biener <rguenther@suse.de>
29864 PR rtl-optimization/69291
29865 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
29866 noce_operand_ok check.
29868 2016-02-16 Tom de Vries <tom@codesourcery.com>
29871 * omp-low.c (simd_clone_create): Remove call to
29872 symtab->call_cgraph_insertion_hooks.
29874 2016-02-16 Jakub Jelinek <jakub@redhat.com>
29876 PR tree-optimization/69802
29877 * tree-ssa-reassoc.c (update_range_test): If op is
29878 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
29879 op == 1 test of precision 1 integral op, otherwise handle
29880 that case as op itself. Fix up formatting.
29881 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
29884 2016-02-16 Richard Biener <rguenther@suse.de>
29886 PR tree-optimization/69586
29887 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
29888 types for conversion sources.
29890 2016-02-16 Richard Biener <rguenther@suse.de>
29892 PR middle-end/69801
29893 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
29894 mask OEP_ADDRESS_OF.
29896 2016-02-16 Alan Modra <amodra@gmail.com>
29899 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
29900 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
29901 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
29903 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
29904 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
29905 (p8_fmrgow_<mode>): Likewise.
29906 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
29908 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
29909 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
29910 to use movdi_internal64. Remove op0_di.
29911 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
29913 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
29915 Add support for the FCCMP insn types
29917 * config/aarch64/aarch64.md (fccmp): Change insn type.
29918 (fccmpe): Likewise.
29919 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
29920 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
29921 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
29922 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
29923 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
29924 * config/arm/types.md (fccmps): Add new insn type.
29925 (fccmpd): Likewise.
29927 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
29929 * alias.c (get_alias_set): Fix a typo in comment.
29931 2016-02-15 Richard Biener <rguenther@suse.de>
29933 PR tree-optimization/69595
29934 * match.pd: Complete range test simplification to true.
29936 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
29938 PR rtl-optimization/69648
29939 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
29940 pic_offset_table_rtx.
29942 PR rtl-optimization/69752
29943 * ira.c (update_equiv_regs): When looking for more than a single SET,
29944 also take other side effects into account.
29946 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29948 * config/s390/s390.c (s390_function_profiler): Add a new sequence
29949 for z900+ CPUs in 31-bit mode.
29951 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
29953 * common/config/s390/s390-common.c (s390_supports_split_stack):
29955 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
29956 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
29957 * config/s390/s390.c (struct machine_function): New field
29958 split_stack_varargs_pointer.
29959 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
29960 in s390_emit_prologue.
29961 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
29963 (morestack_ref): New global.
29964 (SPLIT_STACK_AVAILABLE): New macro.
29965 (s390_expand_split_stack_prologue): New function.
29966 (s390_live_on_entry): New function.
29967 (s390_va_start): Use split-stack vararg pointer if appropriate.
29968 (s390_asm_file_end): Emit the split-stack note sections.
29969 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
29970 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
29971 (UNSPECV_SPLIT_STACK_CALL): New unspec.
29972 (UNSPECV_SPLIT_STACK_DATA): New unspec.
29973 (split_stack_prologue): New expand.
29974 (split_stack_space_check): New expand.
29975 (split_stack_data): New insn.
29976 (split_stack_call): New expand.
29977 (split_stack_call_*): New insn.
29978 (split_stack_cond_call): New expand.
29979 (split_stack_cond_call_*): New insn.
29981 2016-02-15 Richard Biener <rguenther@suse.de>
29983 PR tree-optimization/69783
29984 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29985 Add trivially correct cases.
29987 2016-02-15 Tom de Vries <tom@codesourcery.com>
29990 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
29992 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
29994 2016-02-15 Richard Biener <rguenther@suse.de>
29996 PR tree-optimization/69776
29997 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
29998 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
29999 indicate whether we can use TBAA to disambiguate against stores.
30000 Use alias-set zero if not.
30001 (visit_reference_op_store): Do not use TBAA when looking up
30003 * tree-ssa-pre.c (compute_avail): Use TBAA here.
30004 (eliminate_dom_walker::before_dom_children): But not when looking
30005 up redundant stores.
30007 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
30009 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
30011 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30013 * config/i386/znver1.md
30014 (znver1_pop, znver1_pop_mem,
30015 znver1_load_imov_double_store,
30016 znver1_load_imov_direct_store,
30017 znver1_load_imov_direct_load,
30018 znver1_load_imov_double_load): Add new.
30019 (znver1_insn, znver1_insn_load): Add icmov type.
30020 (znver1_sseavx_fma,
30021 znver1_sseavx_fma_load,
30023 znver1_avx256_fma_load): Fix pipe usage.
30025 2016-02-14 Alan Modra <amodra@gmail.com>
30028 * reload.c (find_reloads_address_1): For pre/post-inc/dec
30029 with an invalid hard reg, reload just the reg not the entire
30030 pre/post-inc/dec address expression.
30032 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30035 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
30036 fixed R1_REG scratch reg.
30037 (sibcall_value_pcrel_fdpic): Likewise.
30039 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30043 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
30045 2016-02-12 Walter Lee <walt@tilera.com>
30047 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
30048 * config/tilegx/t-tilegx: Likewise.
30050 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30053 * diagnostic-show-locus.c (struct line_span): New struct.
30054 (layout::get_first_line): Delete.
30055 (layout::get_last_line): Delete.
30056 (layout::get_num_line_spans): New member function.
30057 (layout::get_line_span): Likewise.
30058 (layout::print_heading_for_line_span_index_p): Likewise.
30059 (layout::get_expanded_location): Likewise.
30060 (layout::calculate_line_spans): Likewise.
30061 (layout::m_first_line): Delete.
30062 (layout::m_last_line): Delete.
30063 (layout::m_line_spans): New field.
30064 (layout::layout): Update comment. Replace m_first_line and
30065 m_last_line with m_line_spans, replacing their initialization
30066 with a call to calculate_line_spans.
30067 (diagnostic_show_locus): When printing source lines and
30068 annotations, rather than looping over a single span
30069 of lines, instead loop over each line_span within
30070 the layout, with an inner loop over the lines within them.
30071 Call the context's start_span callback when changing line spans.
30072 * diagnostic.c (diagnostic_initialize): Initialize start_span.
30073 (diagnostic_build_prefix): Break out the building of the location
30074 part of the string into...
30075 (diagnostic_get_location_text): ...this new function, rewriting
30076 it from nested ternary expressions to a sequence of "if"
30078 (default_diagnostic_start_span_fn): New function.
30079 * diagnostic.h (diagnostic_start_span_fn): New typedef.
30080 (diagnostic_context::start_span): New field.
30081 (default_diagnostic_start_span_fn): New prototype.
30083 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30086 * gcc.c (driver::finalize): Fix cleanup of "specs".
30088 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30092 * gcc.c (driver::driver): Initialize m_option_suggestions.
30093 (driver::~driver): Clean up m_option_suggestions.
30094 (suggest_option): Convert to...
30095 (driver::suggest_option): ...this, and split out into
30096 driver::build_option_suggestions and find_closest_string.
30097 (driver::build_option_suggestions): New function, from
30098 first half of suggest_option. Special-case
30099 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
30100 the sanitizer_opts array. For options of enum types, add the
30101 various enum values to the candidate strings.
30102 (driver::handle_unrecognized_options): Remove "const".
30103 * gcc.h (driver::handle_unrecognized_options): Likewise.
30104 (driver::build_option_suggestions): New decl.
30105 (driver::suggest_option): New decl.
30106 (driver::m_option_suggestions): New field.
30107 * opts-common.c (add_misspelling_candidates): New function.
30108 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
30109 and make non-static.
30110 * opts.h (sanitizer_opts): New array decl.
30111 (add_misspelling_candidates): New function decl.
30112 * spellcheck.c (find_closest_string): New function.
30113 * spellcheck.h (find_closest_string): New function decl.
30115 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30117 PR rtl-optimization/69764
30118 PR rtl-optimization/69771
30119 * optabs.c (expand_binop_directly): For shift_optab_p, force
30120 convert_modes with VOIDmode if xop1 has VOIDmode.
30122 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
30125 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
30126 to correctly determine instrumentation thunks.
30128 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30131 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
30132 type by reference, force lhs on the call.
30135 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
30136 Compute retval and retbnd early in all cases if split_part_return_p
30137 and return_bb is not EXIT. Remove all clobber stmts and reset
30138 all debug stmts that refer to SSA_NAMEs defined in split part,
30139 except if it is retval, in that case replace the old retval with the
30140 lhs of the call to the split part.
30142 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30145 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30147 PR middle-end/66726
30148 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30149 whose result is used in PHI.
30150 (maybe_optimize_range_tests): Likewise.
30151 (final_range_test_p): Likweise.
30153 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30155 PR middle-end/66726
30156 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30157 whose result is used in PHI.
30158 (maybe_optimize_range_tests): Likewise.
30159 (final_range_test_p): Likweise.
30161 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30163 * cgraph.c: Spelling fixes - behaviour -> behavior and
30164 neighbour -> neighbor.
30165 * target.def: Likewise.
30166 * sel-sched.c: Likewise.
30167 * config/mips/mips.c: Likewise.
30168 * config/arc/arc.md: Likewise.
30169 * config/arm/cortex-a57.md: Likewise.
30170 * config/arm/arm.c: Likewise.
30171 * config/arm/neon.md: Likewise.
30172 * config/arm/arm-c.c: Likewise.
30173 * config/vms/vms-c.c: Likewise.
30174 * config/s390/s390.c: Likewise.
30175 * config/i386/znver1.md: Likewise.
30176 * config/i386/i386.c: Likewise.
30177 * config/ia64/hpux-unix2003.h: Likewise.
30178 * config/msp430/msp430.md: Likewise.
30179 * config/rx/rx.c: Likewise.
30180 * config/rx/rx.md: Likewise.
30181 * config/aarch64/aarch64-simd.md: Likewise.
30182 * config/aarch64/aarch64.c: Likewise.
30183 * config/nvptx/nvptx.c: Likewise.
30184 * config/bfin/bfin.c: Likewise.
30185 * config/cris/cris.opt: Likewise.
30186 * config/rs6000/rs6000.c: Likewise.
30187 * target.h: Likewise.
30188 * spellcheck.c: Likewise.
30189 * ira-build.c: Likewise.
30190 * tree-inline.c: Likewise.
30191 * builtins.c: Likewise.
30192 * lra-constraints.c: Likewise.
30193 * explow.c: Likewise.
30194 * hwint.h: Likewise.
30195 * targhooks.c: Likewise.
30196 * tree-vect-data-refs.c: Likewise.
30197 * expr.c: Likewise.
30198 * doc/tm.texi: Likewise.
30199 * doc/extend.texi: Likewise.
30200 * doc/install.texi: Likewise.
30201 * doc/md.texi: Likewise.
30202 * tree-ssa-tail-merge.c: Likewise.
30203 * sched-int.h: Likewise.
30204 * match.pd: Likewise.
30205 * sched-ebb.c: Likewise.
30206 * target.def (omit_struct_return_reg): Likewise.
30207 * gimple-ssa-isolate-paths.c: Likewise.
30208 (find_implicit_erroneous_behaviour): Renamed to...
30209 (find_implicit_erroneous_behavior): ... this.
30210 (find_explicit_erroneous_behaviour): Renamed to...
30211 (find_explicit_erroneous_behavior): ... this.
30212 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
30214 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
30216 PR rtl-optimization/64682
30217 PR rtl-optimization/69567
30218 PR rtl-optimization/69737
30219 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
30220 in I2 as well, just lose it.
30222 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30224 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
30226 (aarch64_last_printed_tune_string): Likewise.
30227 (aarch64_declare_function_name): Only output .arch assembler
30228 directive if it will be different from the previously output
30229 directive. Same for .tune comment but only if -dA is set.
30230 (aarch64_start_file): New function.
30231 (TARGET_ASM_FILE_START): Define.
30233 2016-02-11 David Malcolm <dmalcolm@redhat.com>
30236 * Makefile.in (PLUGIN_HEADERS): Add params.list.
30238 2016-02-11 Jakub Jelinek <jakub@redhat.com>
30241 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
30242 -Wmaybe-uninitialized warning.
30244 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
30247 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
30249 2016-02-11 Richard Biener <rguenther@suse.de>
30251 PR rtl-optimization/69291
30252 * ifcvt.c (noce_try_store_flag_constants): Do not allow
30253 subexpressions affected by changing the result.
30255 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
30258 * lra-constraints.c (curr_insn_transform): Find in/out operands
30259 for secondary memory moves. Update dups.
30261 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
30263 PR tree-optimization/69652
30264 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
30265 to nested loop, did source re-formatting, skip debug statements,
30266 add check on statement with volatile operand, remove dead scalar
30269 2016-02-10 Jakub Jelinek <jakub@redhat.com>
30270 Patrick Palka <ppalka@gcc.gnu.org>
30274 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30275 calls if the return type is TREE_ADDRESSABLE.
30276 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30277 * ipa-split.c (split_function): Fix doubled "we" in comment.
30278 Use void return type for the split part even if
30279 !split_point->split_part_set_retval.
30281 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30283 PR tree-optimization/68021
30284 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30285 when computing the value of biv cand by itself.
30287 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30289 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30290 (cortexa57_tunings): Likewise.
30291 (cortexa72_tunings): Likewise.
30292 (arch_macro_fusion_pair_p): Add support for AES fusion.
30293 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30294 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30295 Allow virtual registers before reload so early scheduling works.
30296 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30297 correct latency and pipeline.
30298 (cortex_a57_crypto_complex): Likewise.
30299 (cortex_a57_crypto_xor): Likewise.
30300 (define_bypass): Add AES bypass.
30302 2016-02-10 Richard Biener <rguenther@suse.de>
30304 PR tree-optimization/69726
30305 * passes.def: Add DCE pass before late uninit.
30306 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30307 really fixup if-conversions job.
30309 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30311 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30312 (arm_cortex_a57_tune): Likewise.
30313 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30314 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30316 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30318 * timevar.def (TV_PHASE_DBGINFO): Delete.
30319 (TV_PHASE_CHECK_DBGINFO): Likewise.
30320 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30322 2016-02-10 Richard Biener <rguenther@suse.de>
30324 PR tree-optimization/69719
30325 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30326 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30328 2016-02-09 Andrew Pinski <apinski@cavium.com>
30331 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30332 get_vcond_mask_icode returns false.
30334 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30337 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30338 an ADDIS that adds a pointer to a large constant that sets the
30339 upper16 bits with a load operation.
30341 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30344 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30346 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30348 (vzipq_s16): Likewise.
30349 (vzipq_s32): Likewise.
30350 (vzipq_f32): Likewise.
30351 (vzipq_u8): Likewise.
30352 (vzipq_u16): Likewise.
30353 (vzipq_u32): Likewise.
30354 (vzipq_p8): Likewise.
30355 (vzipq_p16): Likewise.
30357 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30360 * config/arm/arm.c (neon_endian_lane_map): New function.
30361 (neon_vector_pair_endian_lane_map): New function.
30362 (arm_evpc_neon_vuzp): Allow for big endian lane order.
30363 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
30365 (vuzpq_s16): Likewise.
30366 (vuzpq_s32): Likewise.
30367 (vuzpq_f32): Likewise.
30368 (vuzpq_u8): Likewise.
30369 (vuzpq_u16): Likewise.
30370 (vuzpq_u32): Likewise.
30371 (vuzpq_p8): Likewise.
30372 (vuzpq_p16): Likewise.
30374 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
30377 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
30380 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
30382 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
30383 truncate const_int operand 1 to QImode.
30385 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
30387 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
30388 corresponding to an abnormal edge.
30390 2016-02-09 Tom de Vries <tom@codesourcery.com>
30392 PR tree-optimization/69599
30393 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
30395 (find_func_aliases_for_builtin_call, find_func_clobbers)
30396 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
30399 2016-02-09 Richard Biener <rguenther@suse.de>
30401 PR tree-optimization/69715
30402 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
30403 LHS on calls as non-rewritable.
30405 2016-02-09 Tom de Vries <tom@codesourcery.com>
30408 * lto-wrapper.c (append_diag_options): New function.
30409 (compile_offload_image): Call append_diag_options.
30411 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
30414 * doc/extend.texi (Flag Output Operands): Correct sectioning.
30415 Minor copy-edit to fix verb tenses.
30417 2016-02-08 Jakub Jelinek <jakub@redhat.com>
30419 PR tree-optimization/69209
30420 * ipa-split.c (split_function): If split part is not
30421 returning retval, retval has gimple type but is not
30422 gimple value, force it into a SSA_NAME first.
30424 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
30426 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
30429 2016-02-08 Jason Merrill <jason@redhat.com>
30432 * convert.c (convert_to_integer_1): Check dofold on truncation
30434 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
30435 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
30436 Rename from *_nofold.
30437 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
30438 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
30440 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
30443 * tree.c (build_common_tree_nodes): Remove short_double argument.
30444 All callers changed.
30445 * tree.h (build_common_tree_nodes): Adjust declaration.
30446 * doc/invoke.texi (-fshort-double): Remove documentation.
30447 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
30448 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
30449 * lto-wrapper.c (merge_and_complain, append_compiler_options)
30450 (append_linker_options): Don't handle OPT_fshort_double.
30452 PR rtl-optimization/68730
30453 * lra-remat.c (insn_to_cand_activation): New static variable.
30454 (lra_remat): Allocate and free it.
30455 (create_cand): New arg activation. Initialize a field in
30456 insn_to_cand_activation if it is nonnull.
30457 (create_cands): Pass the activation insn to create_cand when making
30458 a candidate involving an output reload. Reorganize code a little.
30459 (do_remat): Keep track of active status of candidates in a separate
30462 2016-02-08 Richard Biener <rguenther@suse.de>
30464 PR tree-optimization/69719
30465 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30466 Properly use absolute of the difference of the two offsets to
30467 compare or adjust the segment length.
30469 2016-02-08 Richard Biener <rguenther@suse.de>
30470 Jeff Law <law@redhat.com>
30473 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
30474 types for anonymous SSA names.
30476 2016-02-08 Richard Biener <rguenther@suse.de>
30478 PR rtl-optimization/69274
30479 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
30481 2016-02-08 Jeff Law <law@redhat.com>
30483 PR tree-optimization/65917
30484 * tree-ssa-dom.c (record_temporary_equivalences): Record both
30485 equivalences from if (x == y) style conditionals.
30486 (loop_depth_of_name): Remove.
30487 (record_equality): Remove loop depth check.
30488 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
30489 (const_and_copies::record_const_or_copy_raw): New member function.
30490 * tree-ssa-scopedtables.c
30491 (const_and_copies::record_const_or_copy_raw): New, factored out of
30492 (const_and_copies::record_const_or_copy): Call new member function.
30494 2016-02-05 Jeff Law <law@redhat.com>
30496 PR tree-optimization/68541
30497 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
30498 (count_stmts_in_block): New function.
30499 (poor_ifcvt_candidate_code): Likewise.
30500 (is_feasible_trace): Add some heuristics to determine when path
30501 splitting is profitable.
30502 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
30503 is a diamond with a single exit.
30505 2016-02-05 Martin Sebor <msebor@redhat.com>
30508 * doc/invoke.texi: Update -Wplacement-new to take an optional
30511 2016-02-06 Richard Henderson <rth@redhat.com>
30514 * tree.c (tree_nop_conversion_p): Do not strip casts into or
30515 out of non-standard address spaces.
30517 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30519 PR rtl-optimization/69691
30520 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
30522 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
30524 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
30525 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
30526 (*ieee128_mfvsrd_64bit): Likewise.
30527 (*ieee128_mfvsrd_32bit): Likewise.
30529 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
30533 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30535 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
30536 instrumented_version.
30538 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
30540 * doc/invoke.texi (Optimize Options): In table of --param options
30541 rename second occurrence of tracer-min-branch-ratio to
30542 tracer-min-branch-probability, rename
30543 tracer-min-branch-ratio-feedback to
30544 tracer-min-branch-probability-feedback and clarify description,
30545 rename sched-spec-state-edge-prob-cutoff to
30546 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
30547 to selsched-insns-to-rename, rename lto-minpartition to
30548 lto-min-partition, delete reorder-blocks-duplicate and
30549 reorder-blocks-duplicate-feedback.
30551 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30553 * config/s390/s390.c (s390_register_info_set_ranges): Remove
30556 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
30558 * doc/extend.texi: S/390: Correct some typos.
30560 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30562 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
30564 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30567 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
30568 (s390_register_info_gprtofpr): Use new macros above.
30569 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
30571 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
30572 its name. Adjust restore and save gpr ranges.
30573 (s390_register_info_set_ranges): New function.
30574 (s390_register_info): Use new macros above. Call
30575 s390_register_info_set_ranges.
30576 (s390_optimize_register_info): Likewise.
30577 (s390_hard_regno_rename_ok): Use new macros.
30578 (s390_hard_regno_scratch_ok): Likewise.
30579 (s390_emit_epilogue): Likewise.
30580 (s390_can_use_return_insn): Likewise.
30581 (s390_optimize_prologue): Likewise.
30582 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
30584 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30587 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
30589 (ix86_option_override_internal): Disable TARGET_STV even for
30590 -m{incoming,preferred}-stack-boundary=3.
30592 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
30594 * config.gcc: Mark deprecated rtems targets as obsolete.
30596 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
30598 PR rtl-optimization/64682
30599 PR rtl-optimization/69567
30600 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
30601 before I2 only if the register is both used and set in I2.
30603 2016-02-04 DJ Delorie <dj@redhat.com>
30605 * config/msp430/msp430.c (msp430_start_function): Add function type.
30607 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30610 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
30612 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
30614 PR rtl-optimization/69577
30616 2015-10-29 Richard Henderson <rth@redhat.com>
30620 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
30621 sse check to the exact conditions of PR 67609.
30623 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30626 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
30627 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
30628 not allowed into the traditional Altivec registers.
30629 (movtd_64bit_nodm): Likewise.
30630 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
30632 2016-02-04 David Malcolm <dmalcolm@redhat.com>
30634 * config/aarch64/cortex-a57-fma-steering.c
30635 (aarch64_register_fma_steering): Remove "static" from arguments
30638 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
30641 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
30642 twice when complex.
30644 2016-02-04 Mike Frysinger <vapier@gentoo.org>
30646 * doc/invoke.texi: Delete -mno-fma4.
30648 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
30650 PR rtl-optimization/69577
30651 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
30652 (find_subregs_of_mode): Update accordingly. Iterate over partial
30655 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
30657 * config/arm/arm-protos.h (neon_reinterpret): Remove.
30658 * config/arm/arm.c (neon_reinterpret): Remove.
30659 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
30660 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
30661 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
30662 vreinterpretti): Remove.
30663 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
30664 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
30665 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
30666 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
30667 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
30668 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
30669 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
30670 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
30671 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
30672 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
30673 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
30674 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
30675 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
30676 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
30677 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
30678 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
30679 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
30680 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
30681 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
30682 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
30683 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
30684 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
30685 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
30686 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
30687 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
30688 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
30689 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
30690 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
30691 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
30692 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
30693 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
30694 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
30695 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
30696 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
30697 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
30698 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
30699 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
30700 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
30701 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
30702 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
30703 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
30704 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
30705 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
30706 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
30707 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
30708 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
30709 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
30710 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
30711 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
30712 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
30713 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
30714 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
30715 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
30716 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
30717 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
30718 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
30719 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
30720 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
30721 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
30722 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
30723 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
30724 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
30725 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
30726 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
30727 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
30728 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
30729 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
30730 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
30731 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
30732 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
30733 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
30734 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
30735 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
30736 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
30737 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
30738 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
30739 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
30740 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
30741 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
30742 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
30743 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
30744 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
30745 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
30746 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
30747 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
30748 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
30749 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
30750 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
30751 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
30752 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
30753 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
30754 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
30755 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
30756 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
30757 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
30758 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
30759 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
30760 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
30761 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
30762 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
30763 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
30764 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
30765 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
30767 2016-02-04 Martin Liska <mliska@suse.cz>
30770 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
30771 that are gimple_store_p.
30772 (maybe_instrument_call): Likewise.
30774 2016-02-04 Bin Cheng <bin.cheng@arm.com>
30776 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
30777 register scaling out of memory reference and comment why.
30779 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30783 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
30784 folding the source of a SET.
30786 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30790 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
30791 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
30793 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
30797 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
30800 2016-02-04 Christian Bruel <christian.bruel@st.com>
30802 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
30803 * config/arm/arm.c (arm_set_current_function): Likewise.
30805 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30806 Ilya Enkovich <enkovich.gnu@gmail.com>
30807 H.J. Lu <hongjiu.lu@intel.com>
30810 * config/i386/i386.c (convert_scalars_to_vector): Remove
30811 stack alignment fixes.
30812 (ix86_option_override_internal): Disable TARGET_STV if stack
30813 might not be aligned enough.
30814 (ix86_minimum_alignment): Assert that TARGET_STV is false.
30816 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
30818 * config/i386/x86-tune.def: Disable default prefetching
30821 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30822 Vladimir Makarov <vmakarov@redhat.com>
30825 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
30826 in validating fused toc addresses.
30828 2016-02-03 Jakub Jelinek <jakub@redhat.com>
30831 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
30832 range->m_caret fields if range->m_show_caret_p is false.
30835 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30836 Force oldval into register if it does not satisfy reg_or_short_operand
30837 predicate. Fix up formatting.
30839 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
30840 Alexandre Oliva <aoliva@redhat.com>
30843 * lra-constraints.c (simplify_operand_subreg): Check additionally
30844 address validity after potential reloading.
30845 (process_address_1): Check insns validity. In case of failure do
30848 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
30851 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
30854 2016-02-02 Jakub Jelinek <jakub@redhat.com>
30856 * wide-int.cc (canonize_uhwi): New function.
30857 (wi::divmod_internal): Use it.
30859 2016-02-02 James Norris <jnorris@codesourcery.com>
30861 * gimplify.c (omp_notice_variable): Add usage check.
30863 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
30865 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
30866 like LE, GE, LT, GT when emitting relational operator.
30868 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30870 * ira-costs.c (find_costs_and_classes): Add extra argument.
30871 * target.def (ira_change_pseudo_allocno_class): Add parameter.
30872 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
30873 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
30874 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
30875 Add best_class parameter, and return it if not ALL_REGS.
30876 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
30878 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
30879 Update target hook.
30881 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
30883 * config/aarch64/aarch64.c
30884 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
30885 (aarch64_ira_change_pseudo_allocno_class): New function.
30887 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
30890 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
30892 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30894 * config/avr/avr.c (avr_option_override): Set
30895 PARAM_ALLOW_STORE_DATA_RACES to 1.
30897 2016-02-02 Richard Biener <rguenther@suse.de>
30899 PR tree-optimization/69595
30900 * match.pd: Add range test simplifications to true/false.
30902 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
30904 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
30905 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
30908 2016-02-02 Richard Biener <rguenther@suse.de>
30910 PR tree-optimization/69606
30911 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
30912 info on the result before moving a stmt.
30914 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
30916 PR middle-end/68542
30917 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
30918 branch with vector comparison.
30919 * config/i386/sse.md (VI48_AVX): New mode iterator.
30920 (define_expand "cbranch<mode>4): Add support for conditional branch
30921 with vector comparison.
30922 * tree-vect-loop.c (optimize_mask_stores): New function.
30923 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
30924 has_mask_store field of vect_info.
30925 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
30926 vectorized loops having masked stores after vec_info destroy.
30927 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
30928 correspondent macros.
30929 (optimize_mask_stores): Add prototype.
30931 2016-02-02 Alan Modra <amodra@gmail.com>
30934 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
30937 2016-02-02 Alan Modra <amodra@gmail.com>
30940 * config/rs6000/rs6000.c (need_toc_init): New var, set it
30941 whenever toc_label_name used.
30942 (rs6000_file_start): Don't set up toc section here,
30943 (rs6000_output_function_epilogue): do so here instead,
30944 (rs6000_xcoff_file_start): and here.
30945 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
30946 (load_toc_aix_di): Likewise.
30948 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30950 PR rtl-optimization/69592
30951 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
30952 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
30953 (num_sign_bit_copies_binary_arith_p): New inline function.
30954 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
30956 2016-02-01 Jeff Law <law@redhat.com>
30958 PR tree-optimization/69580
30959 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
30960 * tree-ssa-threadbackward.c
30961 (fsm_find_control_statement_thread_paths): Do not try to walk
30962 through large PHI nodes.
30964 2016-02-01 Jakub Jelinek <jakub@redhat.com>
30966 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
30967 when count is incremented above limit, don't analyze further
30970 * omp-low.c (oacc_parse_default_dims): Avoid
30971 -Wsign-compare warning, make sure value fits into int
30972 rather than just unsigned int.
30974 2016-02-01 Bin Cheng <bin.cheng@arm.com>
30976 PR tree-optimization/67921
30977 * fold-const.c (split_tree): New parameters. Convert pointer
30978 type variable part to proper type before negating.
30979 (fold_binary_loc): Pass new arguments to split_tree.
30981 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
30983 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
30984 (nvptx_goacc_validate_dims): Extend to handle global defaults.
30985 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
30986 * doc/tm.texti: Rebuilt.
30987 * doc/invoke.texi (fopenacc-dim): Document.
30988 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
30989 (append_compiler_options): Likewise.
30990 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
30991 (oacc_parse_default_dims): New.
30992 (oacc_validate_dims): Add USED arg. Select non-unity default when
30994 (oacc_loop_fixed_partitions): Return mask of used partitions.
30995 (oacc_loop_auto_partitions): Emit dump info.
30996 (oacc_loop_partition): Return mask of used partitions.
30997 (execute_oacc_device_lower): Parse default dimension arg. Adjust
30998 loop partitioning and validation calls.
31000 2016-02-01 Richard Biener <rguenther@suse.de>
31002 PR middle-end/69556
31003 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
31005 2016-02-01 Richard Biener <rguenther@suse.de>
31007 PR tree-optimization/69574
31008 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
31009 of asserting return chrec_dont_know.
31011 2016-02-01 Martin Liska <mliska@suse.cz>
31013 * mem-stats-traits.h: Add copyright header.
31014 * mem-stats.h: Likewise.
31016 2016-02-01 Richard Biener <rguenther@suse.de>
31018 PR tree-optimization/69579
31019 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
31020 Do not propagate through abnormal PHI results.
31022 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
31024 * postreload.c (reload_cse_simplify): Remove dead code.
31026 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31028 PR rtl-optimization/69570
31029 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
31030 if there is more than one set, not if there is a single set.
31032 2016-02-01 Richard Henderson <rth@redhat.com>
31035 * combine.c (make_compound_operation): When looking through a
31036 subreg, make sure to re-extend to the width of the outer mode.
31038 2016-01-30 Jakub Jelinek <jakub@redhat.com>
31040 PR tree-optimization/69546
31041 * wide-int.cc (wi::divmod_internal): For unsigned division
31042 where both operands fit into uhwi, if o1 is 1 and o0 has
31043 msb set, if divident_prec is larger than bits per hwi,
31044 clear another quotient word and return 2 instead of 1.
31045 Similarly for remainder with msb in HWI set, if dividend_prec
31046 is larger than bits per hwi.
31048 2016-01-29 Martin Jambor <mjambor@suse.cz>
31050 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
31051 Use short lowercase names.
31052 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
31053 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
31054 acq_rel one. Protect warning agains segfaults if
31055 get_memory_order_name returns NULL.
31056 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
31057 with release semantics. Do not warn if get_memory_order already did.
31058 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
31059 semantics. Fix check for relaxed or acquire semantics. Do not warn
31060 if get_memory_order already did.
31062 2016-01-29 Sebastian Pop <s.pop@samsung.com>
31064 * doc/install.texi: Document that isl-0.16 is supported.
31066 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
31069 * config/i386/constraints.md (Bm): Describe as special memory
31071 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
31072 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31073 * genpreds.c (struct constraint_data): Add is_special_memory.
31074 (have_special_memory_constraints, special_memory_start): New
31076 (special_memory_end): Ditto.
31077 (add_constraint): Add new arg is_special_memory. Add code to
31078 process its true value. Update have_special_memory_constraints.
31079 (process_define_constraint): Pass the new arg.
31080 (process_define_register_constraint): Ditto.
31081 (choose_enum_order): Process special memory.
31082 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
31083 function insn_extra_special_memory_constraint.
31084 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31085 * gensupport.c (process_rtx): Process
31086 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31087 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
31088 * ira-lives.c (single_reg_class): Use
31089 insn_extra_special_memory_constraint.
31090 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
31091 * lra-constraints.c (process_alt_operands): Ditto.
31092 (curr_insn_transform): Use insn_extra_special_memory_constraint.
31093 * recog.c (asm_operand_ok, preprocess_constraints): Process
31095 * reload.c (find_reloads): Ditto.
31096 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
31097 * stmt.c (parse_input_constraint): Use
31098 insn_extra_special_memory_constraint.
31100 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31103 * lra-splill.c (lra_final_code_change): Revert r229087 by
31104 removing all sub-registers.
31106 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
31109 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
31111 2016-01-29 Jakub Jelinek <jakub@redhat.com>
31114 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
31115 SSE1, copy target into the temporary reg first before recursing
31118 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31120 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
31123 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31125 * ginclude/stdarg.h: Test __cplusplus instead of
31126 __GXX_EXPERIMENTAL_CXX0X__.
31128 2016-01-29 Richard Biener <rguenther@suse.de>
31130 PR tree-optimization/69547
31131 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
31132 Do not mark clobbers necessary.
31133 (mark_all_reaching_defs_necessary_1): Likewise.
31135 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31137 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
31138 declaration name with %qs and print it in both error messages.
31139 Also fix indentation.
31141 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31144 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
31145 trailing blank line from error message.
31147 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31150 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
31153 2016-01-29 Richard Biener <rguenther@suse.de>
31155 PR middle-end/69537
31156 * match.pd: Allow all integral types when simplifying a
31157 widening or sign-changing conversion.
31159 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31161 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
31162 back to setting codegen_error to fail codegen.
31164 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
31167 * config/i386/constraints.md (C): Only accept constant zero operand.
31168 (BC): New constraint.
31169 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
31170 instead of C constraint.
31171 * doc/md.texi (Machine Constraints): Update description
31174 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
31177 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
31179 2016-01-28 Jakub Jelinek <jakub@redhat.com>
31181 PR middle-end/69542
31182 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
31185 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
31187 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
31188 branches if using guessed profile.
31190 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
31192 * graphite-optimize-isl.c (optimize_isl): Fix dump.
31194 2016-01-28 Richard Henderson <rth@redhat.com>
31197 * config/aarch64/aarch64-modes.def (CC_Cmode): New
31198 * config/aarch64/aarch64-protos.h: Update.
31199 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
31200 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
31201 (aarch64_get_condition_code_1): Handle CC_Cmode.
31202 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
31203 (*add<mode>3_compareC_cconly_imm): New.
31204 (*add<mode>3_compareC_cconly): New.
31205 (*add<mode>3_compareC_imm): New.
31206 (add<mode>3_compareC): New.
31207 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
31208 to be first. Use aarch64_carry_operation.
31209 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
31210 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
31211 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
31212 (subti3): Use subdi3_compare1.
31213 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
31214 (sub<mode>3_compare1): New.
31215 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
31216 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
31217 (*subsi3_carryin_uxtw): Likewise.
31218 (*ngc<mode>, *ngcsi_uxtw): Likewise.
31219 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
31220 * config/aarch64/iterators.md (DWI): New.
31221 * config/aarch64/predicates.md (aarch64_carry_operation): New.
31222 (aarch64_borrow_operation): New.
31224 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31226 * graphite-optimize-isl.c (optimize_isl): Print a different debug
31227 message when isl does not return a valid schedule.
31229 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31231 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
31232 Remove comments from class declarations: they are already in the code
31235 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31237 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
31239 (ternary_op_to_tree): Same.
31240 (unary_op_to_tree): Same.
31241 (nary_op_to_tree): Same.
31242 (gcc_expression_from_isl_expr_op): Same.
31243 (gcc_expression_from_isl_expression): Same.
31244 (graphite_create_new_loop): Same.
31245 (graphite_create_new_loop_guard): Same.
31246 (build_iv_mapping): Same.
31247 (graphite_create_new_guard): Same.
31248 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
31249 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
31251 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31253 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
31254 instead of setting codegen_error to fail codegen.
31256 2016-01-28 Jason Merrill <jason@redhat.com>
31258 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
31260 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31262 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31263 Remove CONST_INT_P check in CCMP cost calculation.
31265 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31267 * config/aarch64/aarch64.c (generic_vector_cost):
31268 Set vec_permute_cost.
31269 (cortexa57_vector_cost): Likewise.
31270 (exynosm1_vector_cost): Likewise.
31271 (xgene1_vector_cost): Likewise.
31272 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31273 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31274 Add vec_permute_cost entry.
31276 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31278 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31280 (add<mode>3_compare0): Likewise.
31281 (addsi3_compare0_uxtw): Likewise.
31282 (add<mode>3nr_compare0): Likewise.
31283 (compare_neg<mode>): Likewise.
31284 (<optab><mode>3): Likewise.
31286 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31288 * tree-vect-stmts.c (vectorizable_comparison): Add
31289 NULL check for vectype.
31291 2016-01-28 Richard Biener <rguenther@suse.de>
31293 PR tree-optimization/69466
31294 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31295 Account for PHIs we couldn't duplicate.
31297 2016-01-28 Martin Liska <mliska@suse.cz>
31300 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31301 instead of ENABLE_VALGRIND_CHECKING.
31303 2016-01-27 Richard Henderson <rth@redhat.com>
31306 * lra-remat.c (subreg_regs): New.
31307 (dump_candidates_and_remat_bb_data): Dump it.
31308 (operand_to_remat): Reject if operand in subreg_regs.
31309 (set_bb_regs): Collect subreg_regs.
31310 (lra_remat): Init and free subreg_regs. Compute
31311 calculate_local_reg_remat_bb_data before create_cands.
31313 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31316 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31317 change stack_alignment_needed for __tls_get_addr call.
31319 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31321 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31323 2016-01-27 Jeff Law <law@redhat.com>
31325 PR tree-optimization/68398
31326 PR tree-optimization/69196
31327 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31328 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31329 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31330 Only count PHIs in the last block in the path. The others will
31331 const/copy propagate away. Add heuristic to allow more irreducible
31332 subloops to be created when it is likely profitable to do so.
31334 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31335 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31336 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31338 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31341 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31342 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31343 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31344 * tree-streamer-in.c: Include asan.h.
31345 (streamer_get_builtin_tree): For builtins in sanitizer
31346 range call initialize_sanitizer_builtins and retry.
31348 2016-01-27 Ian Lance Taylor <iant@google.com>
31350 * common.opt (fkeep-gc-roots-live): New undocumented option.
31351 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31352 -fkeep-gc-roots-live, skip pointers.
31353 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31356 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31359 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31360 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
31362 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
31365 * configure.ac: NetBSD provides SSP in its C library.
31366 * configure: Updated.
31368 2016-01-27 Richard Biener <rguenther@suse.de>
31370 PR tree-optimization/69166
31371 * tree-vect-loop.c (vect_is_simple_reduction): Always check
31372 reduction code for commutativity / associativity.
31374 2016-01-27 Martin Jambor <mjambor@suse.cz>
31376 PR tree-optimization/69355
31377 * tree-sra.c (analyze_access_subtree): Correct hole detection when
31378 total_scalarization fails.
31380 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
31382 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
31385 2016-01-27 Christian Bruel <christian.bruel@st.com>
31388 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
31389 Move arm_reset_previous_fndecl and set_target_option_current_node in
31390 the conditional part. Call save_restore_target_globals.
31391 * config/arm/arm.c (arm_set_current_function):
31392 Refactor to better support #pragma target and attribute mix.
31393 Call save_restore_target_globals.
31394 * config/arm/arm-protos.h (save_restore_target_globals): New function.
31396 2016-01-27 Martin Liska <mliska@suse.cz>
31398 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
31399 reference for an HSA kernel and its host function.
31401 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31403 PR tree-optimization/69399
31404 * wide-int.h (wi::lrshift): For larger precisions, only
31405 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
31407 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
31409 * config/arc/predicates.md (proper_comparison_operator): Reject
31410 constant-constant comparison.
31412 2016-01-26 Tom de Vries <tom@codesourcery.com>
31414 PR tree-optimization/69110
31415 * tree-data-ref.c (initialize_data_dependence_relation): Handle
31416 DR_NUM_DIMENSIONS == 0.
31418 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31419 Sebastian Pop <s.pop@samsung.com>
31421 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
31422 isl_ast_op_cond and isl_ast_op_select.
31423 (gcc_expression_from_isl_expr_op): Same.
31425 2016-01-26 Jason Merrill <jason@redhat.com>
31428 * tree.c (recompute_constructor_flags): Split out from
31430 (verify_constructor_flags): New.
31431 * tree.h: Declare them.
31433 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
31435 PR rtl-optimization/69217
31436 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
31437 are no TYPE_FIELDS set for the record type.
31439 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31442 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
31443 toc_label_name unconditionally.
31444 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
31445 SYMBOL_REF string. Use toc_label_name instead of constructing
31447 (rs6000_elf_declare_function_name): Use toc_label_name instead of
31448 constructing LCTOC1.
31450 2016-01-26 Martin Sebor <msebor@redhat.com>
31453 * doc/extend.texi (Common Type Attributes): Move text that talks about
31454 attribute packed from attribute aligned to the section discussing
31455 the former attribute for clarity.
31457 2016-01-26 Richard Henderson <rth@redhat.com>
31459 PR middle-end/60908
31460 * trans-mem.c (tm_region_init): Mark entry block as visited.
31462 2016-01-26 David Malcolm <dmalcolm@redhat.com>
31465 * diagnostic-show-locus.c (layout::print_source_line): Replace
31466 call to pp_newline with call to layout::print_newline.
31467 (layout::print_annotation_line): Likewise.
31468 (layout::move_to_column): Likewise.
31469 (layout::print_any_fixits): After printing any fixits, print a
31470 trailing newline, if necessary.
31471 (layout::print_newline): New method, resetting any colorization
31473 (diagnostic_show_locus): Move the pp_newline to before the
31474 early bailout. Remove dummy block enclosing the layout instance.
31475 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
31476 of pp_newline_and_flush with pp_flush.
31477 (diagnostic_append_note): Delete use of pp_newline.
31478 (diagnostic_append_note_at_rich_loc): Delete.
31479 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
31480 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
31481 when newline characters are added to the buffer.
31483 2016-01-26 Michael Matz <matz@suse.de>
31485 * configure.ac (ac_cv_std_swap_in_utility): New test.
31486 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
31487 * configure: Regenerate.
31488 * config.in: Regenerate.
31490 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
31492 * config/arc/arc.md (cstoresi4): Force operand into register.
31493 (arcset<code>): Fix predicate.
31494 (arcsetltu): Likewise.
31495 (arcsetgeu): Likewise.
31496 (arcsethi): Likewise.
31497 (arcsetls): Likewise.
31499 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31501 PR tree-optimization/69483
31502 * gimple-fold.c (canonicalize_constructor_val): Return NULL
31503 if base has error_mark_node type.
31505 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
31508 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
31509 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
31511 (vget_lane_f16): Handle big-endian.
31512 (vgetq_lane_f16): Likewise.
31513 (vset_lane_f16): Likewise.
31514 (vsetq_lane_f16): Likewise.
31515 * config/arm/iterators.md (VQXMOV): Add V8HF.
31516 (VDQ): Add V4HF and V8HF.
31517 (V_reg): Handle V4HF and V8HF.
31518 (Is_float_mode): Likewise.
31519 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
31520 neon_vdup_nv8hf): New patterns.
31521 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
31522 Use VD_LANE iterator.
31523 (neon_vld1_dup<mode>): Use VQ2 iterator.
31525 2016-01-26 Nathan Sidwell <nathan@acm.org>
31527 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
31528 (set_oacc_fn_attrib): Add IS_KERNEL arg.
31529 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
31530 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
31531 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
31532 (oacc_validate_dims): Add LEVEL arg, don't return level.
31533 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
31534 oacc_validate_dims.
31535 (execute_oacc_device_lower): Adjust, add more dump output.
31536 * tree-ssa-loop.c (gate_oacc_kernels): Use
31537 oacc_fn_attrib_kernels_p.
31538 * tree-parloops.c (create_parallel_loop): Adjust
31539 set_oacc_fn_attrib call.
31541 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31544 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
31545 (append_compiler_options): Handle -fcilkplus.
31546 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
31548 2016-01-26 Nick Clifton <nickc@redhat.com>
31551 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
31552 been marked as DECL_ONE_ONLY but we do not the means to make it
31553 so, then do not allow it to bind locally.
31555 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31558 * opts.h (parse_sanitizer_options): New prototype.
31559 * opts.c (sanitizer_opts): New array.
31560 (parse_sanitizer_options): New function.
31561 (common_handle_option): Use parse_sanitizer_options.
31563 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
31566 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
31567 alignment adjustment to ...
31568 (ix86_update_stack_boundary): Here. Don't over-align stack for
31570 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
31571 if __tls_get_addr is called.
31573 2016-01-26 Christian Bruel <christian.bruel@st.com>
31575 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
31577 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
31579 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
31581 2016-01-26 Richard Biener <rguenther@suse.de>
31583 PR middle-end/69467
31584 * match.pd: Guard X * CST CMP 0 pattern with single_use.
31586 2016-01-26 Richard Biener <rguenther@suse.de>
31588 PR tree-optimization/69452
31589 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
31590 (move_computations_dom_walker::before_dom_children): Rename
31592 (move_computations_worker): This.
31593 (move_computations): Perform an RPO rather than a DOM walk.
31595 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31598 * combine.c (combine_instructions): For REG_EQUAL note with
31599 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
31600 to the underlying register.
31601 * doc/rtl.texi (REG_EQUAL): Document the behavior of
31602 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
31604 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
31607 * config/aarch64/aarch64-builtins.c
31608 (aarch64_init_simd_builtin_types): Do not set structural
31609 equality to __Poly{8,16,64,128}_t types.
31611 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
31613 PR tree-optimization/69400
31614 * wide-int.cc (wi_pack): Take the precision as argument and
31615 perform canonicalization here rather than in the callers.
31616 Use the main loop to handle all full-width HWIs. Add a
31617 zero HWI if in_len isn't a full result.
31618 (wi::divmod_internal): Update accordingly.
31619 (wi::mul_internal): Likewise. Simplify.
31621 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31622 Sebastian Pop <s.pop@samsung.com>
31624 * graphite-poly.c (apply_poly_transforms): Simplify.
31625 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
31626 (print_isl_map): Same.
31627 (print_isl_union_map): Same.
31628 (print_isl_schedule): New.
31629 (debug_isl_schedule): New.
31630 * graphite-dependences.c (scop_get_reads): Do not call
31631 isl_union_map_add_map that is undocumented isl functionality.
31632 (scop_get_must_writes): Same.
31633 (scop_get_may_writes): Same.
31634 (scop_get_original_schedule): Remove.
31635 (scop_get_dependences): Do not call isl_union_map_compute_flow that
31636 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
31637 (compute_deps): Remove.
31638 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
31639 (debug_schedule_ast): New.
31640 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
31641 set_separate_option.
31642 (graphite_regenerate_ast_isl): Add dump.
31643 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
31644 from scop->transformed_schedule.
31645 (graphite_regenerate_ast_isl): Add more dump.
31646 * graphite-optimize-isl.c (optimize_isl): Set
31647 scop->transformed_schedule. Check whether schedules are equal.
31648 (apply_poly_transforms): Move here.
31649 * graphite-poly.c (apply_poly_transforms): ... from here.
31650 (free_poly_bb): Static.
31651 (free_scop): Static.
31652 (pbb_number_of_iterations_at_time): Remove.
31653 (print_isl_ast): New.
31654 (debug_isl_ast): New.
31655 (debug_scop_pbb): New.
31656 * graphite-scop-detection.c (print_edge): Move.
31657 (print_sese): Move.
31658 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
31659 (build_scop_scattering): Remove.
31660 (create_pw_aff_from_tree): Assert instead of bailing out.
31661 (add_condition_to_pbb): Remove unused code, do not fail.
31662 (add_conditions_to_domain): Same.
31663 (add_conditions_to_constraints): Remove.
31664 (build_scop_context): New.
31665 (add_iter_domain_dimension): New.
31666 (build_iteration_domains): Initialize pbb->iterators.
31667 Call add_conditions_to_domain.
31670 (index_outermost_in_loop): New.
31671 (index_pbb_in_loop): New.
31672 (outermost_pbb_in): New.
31673 (add_in_sequence): New.
31674 (add_outer_projection): New.
31675 (outer_projection_mupa): New.
31676 (add_loop_schedule): New.
31677 (build_schedule_pbb): New.
31678 (build_schedule_loop): New.
31679 (embed_in_surrounding_loops): New.
31680 (build_schedule_loop_nest): New.
31681 (build_original_schedule): New.
31682 (build_poly_scop): Call build_original_schedule.
31683 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
31684 (free_poly_dr): Remove.
31685 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
31686 (free_poly_bb): Remove.
31687 (debug_loop_vec): Remove.
31688 (print_isl_ast): Declare.
31689 (debug_isl_ast): Declare.
31690 (scop_do_interchange): Remove.
31691 (scop_do_strip_mine): Remove.
31692 (scop_do_block): Remove.
31693 (flatten_all_loops): Remove.
31694 (optimize_isl): Remove.
31695 (pbb_number_of_iterations_at_time): Remove.
31696 (debug_scop_pbb): Declare.
31697 (print_schedule_ast): Declare.
31698 (debug_schedule_ast): Declare.
31699 (struct scop): Remove schedule. Add original_schedule,
31700 transformed_schedule.
31701 (free_gimple_poly_bb): Remove.
31702 (print_generated_program): Remove.
31703 (debug_generated_program): Remove.
31704 (unify_scattering_dimensions): Remove.
31705 * sese.c (print_edge): ... here.
31706 (print_sese): ... here.
31707 (debug_edge): ... here.
31708 (debug_sese): ... here.
31709 * sese.h (print_edge): Declare.
31710 (print_sese): Declare.
31711 (dump_edge): Declare.
31712 (dump_sese): Declare.
31714 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31715 Sebastian Pop <s.pop@samsung.com>
31717 * Makefile.in: Set ISLVER in site.exp.
31719 2016-01-25 Jakub Jelinek <jakub@redhat.com>
31721 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
31722 DECL_VALUE_EXPR of new_var even for the non-array case. Look
31723 through DECL_VALUE_EXPR for expansion.
31725 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
31727 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
31728 the frame info after reload completed.
31730 2016-01-25 Jeff Law <law@redhat.com>
31732 PR tree-optimization/69196
31733 PR tree-optimization/68398
31734 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
31735 tree-ssa-threadupdate.c.
31736 (determine_bb_domination_status): Prototype
31737 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
31738 (determine_bb_domination_status): No longer static.
31739 (valid_jump_thread_path): Remove code to detect characteristics
31740 of the jump thread path not associated with correctness.
31741 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
31742 Correct test for thread path length. Count PHIs for real operands as
31743 statements that need to be copied. Do not count ASSERT_EXPRs.
31744 Look at all the blocks in the thread path. Compute and selectively
31745 filter thread paths based on threading through the latch, threading
31746 a multiway branch or crossing a multiway branch.
31748 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31750 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
31751 decl with __attribute__ ((unused)) annotation.
31753 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
31756 * tree-vect-stmts.c (vectorizable_condition): Check vectype
31757 of operands is compatible with a statement vectype.
31759 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
31761 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
31762 improve wording for mixed storage order support.
31764 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
31766 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
31767 (vcvt_u64_f64): Likewise.
31768 (vcvta_s64_f64): Likewise.
31769 (vcvta_u64_f64): Likewise.
31770 (vcvtm_s64_f64): Likewise.
31771 (vcvtm_u64_f64): Likewise.
31772 (vcvtn_s64_f64): Likewise.
31773 (vcvtn_u64_f64): Likewise.
31774 (vcvtp_s64_f64): Likewise.
31775 (vcvtp_u64_f64): Likewise.
31777 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
31779 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
31780 (arc_init): Check validity mll64 option.
31781 (arc_save_restore): Use double load/store instruction.
31782 (arc_expand_movmem): Likewise.
31783 (arc_split_move): Don't split if we have double load/store
31784 instructions. Returns a boolean.
31785 (arc_process_double_reg_moves): Change function to return boolean
31786 instead of a sequence of instructions.
31787 (arc_dwarf_register_span): New function.
31788 * config/arc/arc-protos.h (arc_split_move): Change prototype.
31789 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
31790 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
31791 (*movdf_insn): Likewise.
31792 * config/arc/arc.opt (mll64): New option.
31793 * config/arc/predicates.md (even_register_operand): New predicate.
31794 * doc/invoke.texi (ARC Options): Add mll64 documentation.
31796 2016-01-25 Richard Biener <rguenther@suse.de>
31799 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
31800 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
31802 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
31804 2016-01-25 Richard Biener <rguenther@suse.de>
31806 PR tree-optimization/69376
31807 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
31809 (VN_INFO_ANTI_RANGE_P): New inline.
31810 (VN_INFO_RANGE_TYPE): Likewise.
31811 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
31812 SSA_NAME_ANTI_RANGE_P.
31813 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
31814 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
31815 Properly query VN_INFO_RANGE_TYPE.
31817 2016-01-25 Nick Clifton <nickc@redhat.com>
31820 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
31822 2016-01-23 Tom de Vries <tom@codesourcery.com>
31824 PR tree-optimization/69426
31825 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
31828 2016-01-23 Jakub Jelinek <jakub@redhat.com>
31830 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
31831 "the the" with "the" in the comments.
31832 * ipa-devirt.c (build_type_inheritance_graph,
31833 update_type_inheritance_graph): Likewise.
31834 * tree.c (build_function_type_list_1): Likewise.
31835 * cfgloopmanip.c (scale_loop_profile): Likewise.
31836 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
31837 * gimple-ssa-split-paths.c
31838 (find_block_to_duplicate_for_splitting_paths): Likewise.
31839 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
31840 * expr.c (convert_move): Likewise.
31841 * var-tracking.c (vt_stack_adjustments): Likewise.
31842 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
31843 * tree-vrp.c (test_for_singularity): Likewise.
31845 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
31846 directly instead of building a temporary tree.
31849 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
31850 remove <algorithm> include.
31852 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31855 * config/i386/i386.c: Include dojump.h.
31856 (expand_small_movmem_or_setmem,
31857 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
31859 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
31860 if dynamic_check != -1.
31862 2016-01-21 Jeff Law <law@redhat.com>
31864 PR middle-end/69347
31865 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
31866 record_temporary_equivalences. Rewritten to avoid unnecessary calls
31867 into dominated_by_p.
31868 (cprop_into_successor_phis): Avoid unnecessary tests.
31870 2016-01-22 Richard Henderson <rth@redhat.com>
31873 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
31874 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
31876 2016-01-22 Michael Matz <matz@suse.de>
31878 * system.h (string, algorithm): Include only conditionally.
31879 (new): Include always under C++.
31880 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
31881 * final.c (toplevel): Ditto.
31882 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
31883 * genconditions.c (write_header): Make gencondmd.c define
31885 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
31887 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
31888 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
31890 2016-01-22 Christian Bruel <christian.bruel@st.com>
31893 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
31895 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31898 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
31899 define_insn_and_split. Ensure operands[1] and operands[0] do not
31900 get assigned the same register.
31902 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
31904 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
31906 2016-01-22 Christian Bruel <christian.bruel@st.com>
31908 * config/arm/arm-c.c (arm_pragma_target_parse):
31909 Remove warn_builtin_macro_redefined overwrite.
31911 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31913 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
31914 flag_non_call_exceptions compatibility.
31916 2016-01-22 Jakub Jelinek <jakub@redhat.com>
31919 * dwarf2out.c (add_child_die_after): New function.
31920 (dwarf_qual_info_t): New type.
31921 (dwarf_qual_info): New variable.
31922 (qualified_die_p): New function.
31923 (modified_type_die): For -fdebug-types-section, ensure
31924 canonical order of qualifiers. Put qualified DIEs adjacent
31925 to the corresponding non-qualified type DIE and search there
31926 for existing qualified DIEs.
31928 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
31930 * doc/extend.texi (scalar_storage_order type attribute): Document
31931 restriction on type punning and aliasing, and remove future tense.
31933 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
31936 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
31939 2016-01-21 Jeff Law <law@redhat.com>
31941 PR middle-end/69347
31942 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
31943 useless call to record_temporary_equivalences.
31944 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
31945 allocate 10 slots in the bb_path vector and let it grow as needed.
31946 (fsm_find_control_statement_thread_paths): Similarly for the next_path
31949 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
31951 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
31953 * configure: Regenerate.
31955 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
31957 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
31958 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
31960 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
31962 PR middle-end/66178
31963 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
31964 drop EXPAND_INITIALIZER.
31965 * rtl.h (contains_symbolic_reference_p): Declare.
31966 * rtlanal.c (contains_symbolic_reference_p): New function.
31967 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
31968 a subtraction into a NOT if symbolic constants are involved.
31970 2016-01-21 Anton Blanchard <anton@samba.org>
31971 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31974 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
31976 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
31979 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31981 * config/microblaze/microblaze.c
31982 (get_branch_target): New.
31983 (insert_wic_for_ilb_runout): New.
31985 (microblaze_machine_dependent_reorg): New.
31986 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
31987 * config/microblaze/microblaze.md
31988 (UNSPEC_IPREFETCH): Define.
31989 (iprefetch): New pattern
31990 * config/microblaze/microblaze.opt
31991 (mxl-prefetch): New flag.
31993 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
31995 * config/microblaze/microblaze.h
31996 (FIXED_REGISTERS): Update in macro.
31997 (CALL_USED_REGISTERS): Update in macro.
31999 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
32001 PR rtl-optimization/68920
32002 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
32005 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
32007 PR rtl-optimization/68990
32008 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
32009 pseudo instead of inheritance ones.
32011 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
32012 Nick Clifton <nickc@redhat.com>
32016 * config/mips/mips.c (mips_compute_frame_info): Initialise
32017 args_size and hard_frame_pointer_offset fields of the frame
32018 structure before calling mips_global_pointer.
32020 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32022 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
32024 * configure: Regenerate.
32026 2016-01-21 Richard Biener <rguenther@suse.de>
32028 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
32030 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32032 * config/s390/s390.c (s390_asm_declare_function_size): Add code
32033 to actually emit the .size directive.
32035 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
32036 Jakub Jelinek <jakub@redhat.com>
32040 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
32041 args array size by one to avoid buffer overflow.
32043 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32045 * config/s390/s390.md (pool_section_start): Use switch_to_section
32046 to select proper read-only data section instead of hardcoding
32048 (pool_section_end): Use switch_to_section to match the above.
32050 2016-01-21 Richard Biener <rguenther@suse.de>
32052 PR tree-optimization/69378
32053 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
32054 (set_ssa_val_to): Use it for dominance checks taking into
32055 account not executable edges.
32057 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32060 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
32061 for bitsize instead of GET_MODE_PRECISION (mode).
32063 2016-01-20 Martin Sebor <msebor@redhat.com>
32066 * extend.texi (__sync Builtins): Clarify the semantics of
32067 __sync_fetch_and_OP built-ins on pointers.
32068 (__atomic Builtins): Same.
32070 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32071 Sebastian Pop <s.pop@samsung.com>
32073 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
32074 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
32075 (is_valid_rename): Same.
32076 (translate_isl_ast_to_gimple::get_rename): Same.
32077 (translate_isl_ast_to_gimple::rename_all_uses): Same.
32078 (translate_isl_ast_to_gimple::rename_uses): Same.
32079 (get_new_name): Check for close_phi nodes.
32080 (copy_loop_phi_args): Use phi_node_kind.
32081 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
32082 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
32084 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32085 Sebastian Pop <s.pop@samsung.com>
32087 Revert commit r229783.
32088 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
32089 Remove use of parameter_rename_map.
32090 (copy_def): Remove.
32091 (copy_internal_parameters): Remove.
32092 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
32093 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
32094 (free_sese_info): Do not free parameter_rename_map.
32095 (set_rename): Do not use parameter_rename_map.
32096 (rename_uses): Update call to set_rename.
32097 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
32098 * sese.h (parameter_rename_map_t): Remove.
32099 (struct sese_info_t): Remove field parameter_rename_map.
32101 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32102 Sebastian Pop <s.pop@samsung.com>
32104 * graphite-isl-ast-to-gimple.c: Fix comment.
32105 * graphite-scop-detection.c (defined_in_loop_p): New.
32106 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
32107 names defined in loop.
32109 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32110 Sebastian Pop <s.pop@samsung.com>
32112 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
32113 Discard unstructured if-then-else regions.
32115 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32116 Sebastian Pop <s.pop@samsung.com>
32118 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
32119 (cleanup_loop_iter_dom): Remove.
32120 (build_loop_iteration_domains): Remove.
32121 (build_scop_context): Remove.
32122 (build_scop_iteration_domain): Remove.
32123 (add_loop_constraints): New.
32124 (build_iteration_domains): New.
32125 (build_poly_scop): Call build_iteration_domains.
32127 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32128 Sebastian Pop <s.pop@samsung.com>
32130 * graphite-scop-detection.c
32131 (scop_detection::harmful_loop_in_region): Free dom and loops.
32132 (scop_detection::loop_body_is_valid_scop): Free bbs.
32134 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32135 Sebastian Pop <s.pop@samsung.com>
32137 * graphite-scop-detection.c (record_loop_in_sese): New.
32138 (gather_bbs::before_dom_children): Call record_loop_in_sese.
32139 (build_scops): Remove call to build_sese_loop_nests.
32140 * sese.c (sese_record_loop): Remove.
32141 (build_sese_loop_nests): Remove.
32142 (new_sese_info): Remove region->loops.
32143 (free_sese_info): Same.
32144 * sese.h (sese_contains_loop): Same.
32145 (build_sese_loop_nests): Remove.
32146 (sese_contains_loop): Remove.
32148 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32149 Sebastian Pop <s.pop@samsung.com>
32151 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
32152 loop_is_valid_in_scop.
32153 (scop_detection::harmful_stmt_in_region): Renamed
32154 harmful_loop_in_region.
32155 Call loop_is_valid_in_scop.
32157 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32158 Sebastian Pop <s.pop@samsung.com>
32160 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
32163 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32164 Sebastian Pop <s.pop@samsung.com>
32166 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
32167 * graphite.h (struct poly_bb): Remove field is_reduction.
32168 (PBB_IS_REDUCTION): Remove.
32170 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32171 Sebastian Pop <s.pop@samsung.com>
32173 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
32174 (add_pdr_constraints): Same.
32175 (scop_get_reads): Same.
32176 (scop_get_must_writes): Same.
32177 (scop_get_may_writes): Same.
32178 (scop_get_original_schedule): Same.
32179 (extend_schedule): Same.
32180 (apply_schedule_on_deps): Same.
32181 (carries_deps): Same.
32182 (compute_deps): Same.
32183 (scop_get_dependences): Same.
32184 * graphite-isl-ast-to-gimple.c
32185 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
32186 * graphite-optimize-isl.c (get_schedule_for_band): Same.
32187 (get_schedule_for_band_list): Same.
32188 (get_schedule_map): Same.
32189 (apply_schedule_map_to_scop): Same.
32190 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
32191 (build_loop_iteration_domains): Same.
32192 (add_condition_to_pbb): Same.
32193 (add_param_constraints): Same.
32194 (pdr_add_memory_accesses): Same.
32195 (pdr_add_data_dimensions): Same.
32197 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32199 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
32202 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32204 * common.opt (feliminate-dwarf2-dups): Replace references to
32205 "DWARF 2" with just "DWARF".
32206 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
32207 * doc/extend.texi: Likewise.
32208 * doc/cpp.texi: Likewise.
32209 * doc/invoke.texi: Likewise.
32210 (Option Summary): Add -gdwarf to list of Debugging Options.
32211 (Debugging Options): Document -gdwarf.
32212 * doc/contrib.texi: Spell "DWARF" like that.
32214 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32216 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
32217 warning. Fix up formatting.
32219 PR middle-end/67653
32220 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
32221 attempt to mark memory input operand addressable and
32222 call prepare_gimple_addressable in that case. Don't adjust
32223 input_location for diagnostics, use error_at instead.
32225 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
32227 * config/rs6000/ppc-auxv.h: New file.
32228 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
32229 (cpu_is): Likewise.
32230 (cpu_supports): Likewise.
32231 * config/rs6000/rs6000.c: include "ppc-auxv.h".
32232 (cpu_is_info): New variable.
32233 (cpu_supports_info): Likewise.
32234 (tcb_verification_symbol): Likewise.
32235 (cpu_builtin_p): Likewise.
32236 (cpu_expand_builtin): New function.
32237 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
32238 (rs6000_init_builtins): Likewise.
32239 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
32240 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
32241 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
32242 * configure: Regenerate.
32243 * config.in: Likewise.
32244 * doc/extend.texi (PowerPC Built-in Functions): Document
32245 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
32247 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
32250 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
32252 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
32255 2016-01-20 Richard Henderson <rth@redhat.com>
32261 * tree.c (tm_define_builtin): New.
32262 (find_tm_vector_type): New.
32263 (build_tm_vector_builtins): New.
32264 (build_common_builtin_nodes): Call it.
32266 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
32268 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
32269 (arm_fp_ok): Likewise.
32270 (arm_fp): Likewise.
32271 (arm_crypto): Likewise.
32273 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32274 Richard Biener <rguenther@suse.de>
32276 PR tree-optimization/69328
32277 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32278 vectors have same number of elements.
32279 (vectorizable_condition): Fix masked version recognition.
32281 2016-01-20 Richard Biener <rguenther@suse.de>
32283 PR tree-optimization/69345
32284 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32285 (VN_INFO_PTR_INFO): Likewise.
32286 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32287 info when it is equal between non-dominating SSA names.
32288 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32289 Make sure to look at original SSA infos.
32291 2016-01-20 Jeff Law <law@redhat.com>
32294 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32296 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32297 (pc_or_label_operand): New predicate.
32298 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32299 tests for small integers that are 2^n - 1.
32301 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32303 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32305 2016-01-19 Jeff Law <law@redhat.com>
32307 PR middle-end/69347
32308 * tree-ssa-threadbackwards.c
32309 (fsm_find_control_statement_thread_paths): Do not try to lookup
32310 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32312 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32314 * doc/lto.texi: Remove text that says only Gold has linker plugin
32317 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32319 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32320 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32321 the DIE accordingly.
32322 (modified_type_die): Add REVERSE parameter and pass it recursively,
32323 as well as to base_type_die. Adjust presence check accordingly.
32324 (base_type_for_mode): Adjust call to modified_type_die.
32325 (add_type_attribute): Add REVERSE parameter and pass it to
32327 (generic_parameter_die): Adjust call to add_type_attribute.
32328 (add_scalar_info): Likewise.
32329 (add_subscript_info): Likewise.
32330 (gen_array_type_die): Likewise.
32331 (gen_descr_array_type_die): Likewise.
32332 (gen_entry_point_die): Likewise.
32333 (gen_enumeration_type_die): Likewise.
32334 (gen_formal_parameter_die): Likewise.
32335 (gen_subprogram_die): Likewise.
32336 (gen_variable_die ): Likewise.
32337 (gen_const_die): Likewise.
32338 (gen_field_die): Likewise.
32339 (gen_pointer_type_die): Likewise.
32340 (gen_reference_type_die): Likewise.
32341 (gen_ptr_to_mbr_type_die): Likewise.
32342 (gen_inheritance_die): Likewise.
32343 (gen_subroutine_type_die): Likewise.
32344 (gen_typedef_die): Likewise.
32345 (force_type_die): Adjust call to modified_type_die.
32347 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32349 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32350 flow throughout the file. Fix broken link to Objective-C 2.0
32352 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32355 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32357 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32359 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32362 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
32363 (maybe_record_node): Record cxa_pure_virtual as the only possible
32364 target if there are not ohter candidates.
32365 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
32367 2016-01-19 Richard Biener <rguenther@suse.de>
32369 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
32370 (get_memory_order): Likewise.
32372 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
32374 * tree-vect-stmts.c (vectorizable_store): Check
32377 2016-01-19 David Malcolm <dmalcolm@redhat.com>
32380 * gcc.c (driver::decode_argv): Add call to
32381 init_opts_obstack before init_options_struct.
32382 * opts.c (init_opts_obstack): Remove idempotency.
32383 (init_options_struct): Replace call to init_opts_obstack
32384 with a gcc_assert to verify that it has already been called.
32385 * toplev.c (toplev::main): Add call to init_opts_obstack before
32386 calls to init_options_struct.
32387 (toplev::finalize): Move cleanup of opts_obstack next to
32388 cleanup of save_decoded_options, clearing the latter, and
32389 save_decoded_options_count.
32391 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32394 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
32395 attribute to unconditional. Remove %? from output template.
32397 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32398 Jiong Wang <jiong.wang@arm.com>
32400 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
32401 generated from different expand order.
32403 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32405 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32406 Add support for CCMP costing.
32408 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32410 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
32411 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
32412 (fccmpe<mode>): Likewise.
32413 (fcmp): Rename to fcmp and globalize pattern.
32415 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
32416 (aarch64_gen_ccmp_next): Add FP support.
32418 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32420 * target.def (gen_ccmp_first): Update documentation.
32421 (gen_ccmp_next): Likewise.
32422 * doc/tm.texi (gen_ccmp_first): Update documentation.
32423 (gen_ccmp_next): Likewise.
32424 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
32425 expand_ccmp_expr_1. Improve comments.
32426 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
32427 (ccmp_ior<mode>): Remove pattern.
32428 (cmp<mode>): Remove expand.
32429 (cmp): Globalize pattern.
32430 (cstorecc4): Use cc_register.
32431 (mov<mode>cc): Remove ccmp_cc_register check.
32432 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
32433 Simplify after removal of CC_DNE/* modes.
32434 (aarch64_ccmp_mode_to_code): Remove.
32435 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
32436 In 'k' case use integer as condition.
32437 (aarch64_nzcv_codes): Remove inverted cases.
32438 (aarch64_code_to_ccmode): Remove.
32439 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
32440 comparison with CC register to be used in folowing CCMP/branch/CSEL.
32441 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
32442 pattern. Return the comparison with CC register. Invert conditions
32443 when bitcode is OR.
32444 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
32445 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
32447 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32449 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32450 instrumented_version.
32452 2016-01-19 Richard Biener <rguenther@suse.de>
32454 PR tree-optimization/69336
32455 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
32456 handled components with get_ref_base_and_extent.
32457 (equal_mem_array_ref_p): Adjust.
32459 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32462 * shrink-wrap.c: Include valtrack.h.
32463 (move_insn_for_shrink_wrap): Add DEBUG argument. If
32464 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
32465 in between insn and where it will be moved to. Call
32466 dead_debug_insert_temp.
32467 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
32468 first and dead_debug_local_finish at the end.
32469 For uses and defs bitmap, handle all regs in between REGNO and
32470 END_REGNO, not just the first one.
32472 2016-01-19 Richard Biener <rguenther@suse.de>
32474 PR tree-optimization/69352
32475 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
32476 (equal_mem_array_ref_p): Constrain size and max size properly.
32477 Compare the reverse flag.
32479 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
32481 * ira.c (ira): Update regstat data if we deleted insns.
32483 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32485 PR rtl-optimization/68955
32486 PR rtl-optimization/64557
32487 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
32488 here. Fix up formatting.
32489 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
32491 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32494 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
32495 assume that the node has body.
32496 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
32499 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32501 * lto-streamer-out.c (lto_output): Do not stream instrumentation
32504 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32506 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
32507 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
32509 2016-01-19 Martin Jambor <mjambor@suse.cz>
32510 Martin Liska <mliska@suse.cz>
32511 Michael Matz <matz@suse.de>
32513 * Makefile.in (OBJS): Add new source files.
32514 (GTFILES): Add hsa.c.
32515 * common.opt (disable_hsa): New variable.
32516 (-Whsa): New warning.
32517 * config.in (ENABLE_HSA): New.
32518 * configure.ac: Treat hsa differently from other accelerators.
32519 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
32520 $enable_offloading.
32521 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
32522 * doc/install.texi (Configuration): Document --with-hsa-runtime,
32523 --with-hsa-runtime-include, --with-hsa-runtime-lib and
32524 --with-hsa-kmt-lib.
32525 * doc/invoke.texi (-Whsa): Document.
32526 (hsa-gen-debug-stores): Likewise.
32527 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
32528 to invoke offload compiler for hsa acclerator.
32529 * opts.c (common_handle_option): Determine whether HSA offloading
32530 should be performed.
32531 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
32532 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
32533 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
32534 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
32535 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
32536 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
32537 GF_OMP_FOR_KIND_GRID_LOOP.
32538 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
32539 (pp_gimple_stmt_1): Likewise.
32540 * gimple-walk.c (walk_gimple_stmt): Likewise.
32541 * gimple.c (gimple_build_omp_grid_body): New function.
32542 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
32543 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
32544 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
32545 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
32546 GF_OMP_TEAMS_GRID_PHONY.
32547 (gimple_statement_omp_single_layout): Updated comments.
32548 (gimple_build_omp_grid_body): New function.
32549 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
32550 (gimple_omp_for_grid_phony): New function.
32551 (gimple_omp_for_set_grid_phony): Likewise.
32552 (gimple_omp_parallel_grid_phony): Likewise.
32553 (gimple_omp_parallel_set_grid_phony): Likewise.
32554 (gimple_omp_teams_grid_phony): Likewise.
32555 (gimple_omp_teams_set_grid_phony): Likewise.
32556 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
32557 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
32558 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
32559 (BUILT_IN_GOMP_TARGET): Updated type.
32560 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
32561 (adjust_for_condition): New function.
32562 (get_omp_for_step_from_incr): Likewise.
32563 (extract_omp_for_data): Moved parts to adjust_for_condition and
32564 get_omp_for_step_from_incr.
32565 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
32566 (fixup_child_record_type): Bail out if receiver_decl is NULL.
32567 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
32568 (scan_omp_parallel): Do not create child functions for phony
32570 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
32571 (scan_omp_1_op): Checking assert we are not remapping to
32572 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
32573 (parallel_needs_hsa_kernel_p): New function.
32574 (expand_parallel_call): Register apprpriate parallel child
32575 functions as HSA kernels.
32576 (grid_launch_attributes_trees): New type.
32577 (grid_attr_trees): New variable.
32578 (grid_create_kernel_launch_attr_types): New function.
32579 (grid_insert_store_range_dim): Likewise.
32580 (grid_get_kernel_launch_attributes): Likewise.
32581 (get_target_argument_identifier_1): Likewise.
32582 (get_target_argument_identifier): Likewise.
32583 (get_target_argument_value): Likewise.
32584 (push_target_argument_according_to_value): Likewise.
32585 (get_target_arguments): Likewise.
32586 (expand_omp_target): Call get_target_arguments instead of looking
32587 up for teams and thread limit.
32588 (grid_expand_omp_for_loop): New function.
32589 (grid_arg_decl_map): New type.
32590 (grid_remap_kernel_arg_accesses): New function.
32591 (grid_expand_target_kernel_body): New function.
32592 (expand_omp): Call it.
32593 (lower_omp_for): Do not emit phony constructs.
32594 (lower_omp_taskreg): Do not emit phony constructs but create for them
32595 a temporary variable receiver_decl.
32596 (lower_omp_taskreg): Do not emit phony constructs.
32597 (lower_omp_teams): Likewise.
32598 (lower_omp_grid_body): New function.
32599 (lower_omp_1): Call it.
32600 (grid_reg_assignment_to_local_var_p): New function.
32601 (grid_seq_only_contains_local_assignments): Likewise.
32602 (grid_find_single_omp_among_assignments_1): Likewise.
32603 (grid_find_single_omp_among_assignments): Likewise.
32604 (grid_find_ungridifiable_statement): Likewise.
32605 (grid_target_follows_gridifiable_pattern): Likewise.
32606 (grid_remap_prebody_decls): Likewise.
32607 (grid_copy_leading_local_assignments): Likewise.
32608 (grid_process_kernel_body_copy): Likewise.
32609 (grid_attempt_target_gridification): Likewise.
32610 (grid_gridify_all_targets_stmt): Likewise.
32611 (grid_gridify_all_targets): Likewise.
32612 (execute_lower_omp): Call grid_gridify_all_targets.
32613 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
32614 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
32615 (tree_omp_clause): Added union field dimension.
32616 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
32617 * tree.c (omp_clause_num_ops): Added number of arguments of
32618 OMP_CLAUSE__GRIDDIM_.
32619 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
32620 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
32621 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
32622 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
32623 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
32624 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
32625 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
32626 * tree-pass.h (make_pass_gen_hsail): Declare.
32627 (make_pass_ipa_hsa): Likewise.
32628 * ipa-hsa.c: New file.
32629 * lto-section-in.c (lto_section_name): Add hsa section name.
32630 * lto-streamer.h (lto_section_type): Add hsa section.
32631 * timevar.def (TV_IPA_HSA): New.
32632 * hsa-brig-format.h: New file.
32633 * hsa-brig.c: New file.
32634 * hsa-dump.c: Likewise.
32635 * hsa-gen.c: Likewise.
32638 * toplev.c (compile_file): Call hsa_output_brig.
32639 * hsa-regalloc.c: New file.
32641 2016-01-18 Jeff Law <law@redhat.com>
32643 PR tree-optimization/69320
32644 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
32645 ranged object, do nothing if the RHS constant is not [0..1].
32646 (optimize_stmt): Comparing a boolean ranged object against a
32647 constant outside [0..1] results in a compile-time constant.
32649 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
32652 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
32654 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32655 (Option Summary): Update to reflect new section and moved options.
32656 (C++ Dialect Options): Move -fstats to new section.
32657 (Debugging Options): Move all dump, statistics, and other GCC
32658 developer options to new section. Rewrite section introduction
32659 and re-order remaining options to put the more basic ones first.
32660 (Optimization Options): Move -fira-verbose and -flto-report* to
32662 (Developer Options): New section incorporating moved options.
32663 * doc/cppopts.texi (-dM): Update cross-reference.
32665 2016-01-18 Richard Henderson <rth@redhat.com>
32668 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
32669 operands to pseudo only if CSE is expected. Split long immediate
32670 operands only after reload, and for the stack pointer.
32671 (*add<GPI>3_pluslong): Remove.
32672 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
32673 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
32674 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
32675 (*add<GPI>3 peepholes): New.
32676 (*add<GPI>3 splitters): New.
32677 * config/aarch64/constraints.md (Upl): New.
32678 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
32680 2016-01-18 Richard Biener <rguenther@suse.de>
32682 PR tree-optimization/69297
32683 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
32685 (vect_bb_vectorization_profitable_p): Clear visited flag again.
32687 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
32689 PR middle-end/68542
32690 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
32691 of mixind vector and scalar types.
32692 (fold_relational_const): Add handling of vector
32693 comparison with boolean result.
32694 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
32695 comparison of vector operands with boolean result for EQ/NE only.
32696 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
32697 (verify_gimple_cond): Likewise.
32698 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
32701 2016-01-18 Joseph Myers <joseph@codesourcery.com>
32703 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
32706 2016-01-18 Richard Biener <rguenther@suse.de>
32708 PR middle-end/69308
32709 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
32711 2016-01-18 Tom de Vries <tom@codesourcery.com>
32713 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
32715 2016-01-18 Tom de Vries <tom@codesourcery.com>
32717 * omp-low.c (set_oacc_fn_attrib): Make extern.
32718 * omp-low.h (set_oacc_fn_attrib): Declare.
32719 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
32720 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
32721 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
32722 Add and handle function parameter oacc_kernels_p.
32723 (find_reduc_addr, get_omp_data_i_param): New function.
32724 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
32725 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
32726 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
32727 Calculate dominance info. Skip loops that are not in a kernels region
32728 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
32729 (pass_parallelize_loops::execute): Call parallelize_loops with
32730 oacc_kernels_p argument.
32731 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
32732 New member function.
32733 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
32734 * passes.def: Add argument to pass_parallelize_loops instantation.
32736 2016-01-18 Tom de Vries <tom@codesourcery.com>
32738 * tree-parloops.c (pass_parallelize_loops::execute): Allow
32739 pass_parallelize_loops to be run outside the loop pipeline.
32741 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32743 * tree-scalar-evolution.c (follow_copies_to_constant): New.
32744 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
32746 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32749 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
32750 using get_ref_base_and_extent.
32751 (equal_mem_array_ref_p): New.
32752 (hashable_expr_equal_p): Add call to previous.
32754 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
32757 * tree-sra.c (disqualified_constants, constant_decl_p): New.
32758 (sra_initialize): Allocate disqualified_constants.
32759 (sra_deinitialize): Free disqualified_constants.
32760 (disqualify_candidate): Update disqualified_constants when appropriate.
32761 (create_access): Scan for constant-pool entries as we go along.
32762 (scalarizable_type_p): Add check against type_contains_placeholder_p.
32763 (maybe_add_sra_candidate): Allow constant-pool entries.
32764 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
32765 (initialize_constant_pool_replacements): New.
32766 (sra_modify_assign): Avoid mangling assignments created by previous,
32767 and don't generate writes into constant pool.
32768 (sra_modify_function_body): Call initialize_constant_pool_replacements.
32770 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
32772 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
32773 andnot instruction.
32774 (scalar_chain::convert_op): Likewise.
32775 * config/i386/i386.md (*andndi3_doubleword): New.
32777 2016-01-18 Richard Biener <rguenther@suse.de>
32779 PR tree-optimization/69170
32780 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
32781 building a vector from scalar results of a pattern stmt.
32783 2016-01-18 Jakub Jelinek <jakub@redhat.com>
32785 * haifa-sched.c (autopref_multipass_init): Work around
32786 -Wmaybe-uninitialized warning.
32788 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
32790 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
32791 against the constant 0.
32793 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32795 PR tree-optimization/68799
32796 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
32797 look up phi candidates in the statement-candidate map.
32798 (phi_add_costs): Likewise.
32799 (record_phi_increments): Likewise.
32800 (phi_incr_cost): Likewise.
32801 (ncd_with_phi): Likewise.
32802 (all_phi_incrs_profitable): Likewise.
32804 2016-01-17 Jakub Jelinek <jakub@redhat.com>
32806 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
32807 -Wmaybe-uninitialized warning.
32809 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
32811 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32812 (Option Summary): Update to reflect new section and moved options.
32813 (C++ Dialect Options): Move -fvtable-verify and related options.
32814 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
32815 and profiling-related options.
32816 (Optimization Options): Move profile generation options and
32817 -fstack-protector and related options.
32818 (Instrumentation Options): New section incorporating moved options.
32819 (Code Generation Options): Move -finstrument-functions and
32820 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
32822 2016-01-16 Tom de Vries <tom@codesourcery.com>
32824 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
32826 2016-01-16 Tom de Vries <tom@codesourcery.com>
32828 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
32830 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
32832 * hash-table.h (hash_table::empty): Turn into an inline wrapper
32833 that checks whether the table is already empty. Rename the
32834 original implementation to...
32835 (hash_table::empty_slot): ...this new private function.
32837 2016-01-15 David Malcolm <dmalcolm@redhat.com>
32839 PR diagnostic/68899
32840 * diagnostic-show-locus.c (layout::print_source_line): Move x
32841 offset of line until after call to
32842 get_line_width_without_trailing_whitespace.
32844 2016-01-15 Jeff Law <law@redhat.com>
32846 PR tree-optimization/69270
32847 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
32848 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
32849 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
32850 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
32851 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
32852 ssa_name_has_boolean_range and constant_boolean_node.
32854 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
32856 PR rtl-optimization/69030
32857 * lra-spills.c (remove_pseudos): Check nrefs and make the function
32859 (spill_pseudos): Delete debug insn for dead pseudo.
32860 (lra_spill): Initiate spill_hard_reg and slots memory separately.
32862 2016-01-15 Jiong Wang <jiong.wang@arm.com>
32864 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
32866 (TYPES_UNOPUS): Likewise.
32867 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
32868 builtin type, from UNOP to UNOPUS.
32869 (lbtruncuv4sf): Likewise.
32870 (lbtruncuv2df): Likewise.
32871 (lrounduv2sf): Likewise.
32872 (lrounduv4sf): Likewise.
32873 (lrounduv2df): Likewise.
32874 (lroundusf): Likewise.
32875 (lroundusf): Likewise.
32876 (lceiluv2sf): Likewise.
32877 (lceiluv4sf): Likewise.
32878 (lceiluv2df): Likewise.
32879 (lceilusf): Likewise.
32880 (lceiludf): Likewise.
32881 (lflooruv2sf): Likewise.
32882 (lflooruv4sf): Likewise.
32883 (lflooruv2df): Likewise.
32884 (lfloorusf): Likewise.
32885 (lfloorudf): Likewise.
32886 (lfrintnuv2sf): Likewise.
32887 (lfrintnuv4sf): Likewise.
32888 (lfrintnuv2df): Likewise.
32889 (lfrintnusf): Likewise.
32890 (lfrintnudf): Likewise.
32891 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
32893 (vcvtq_u32_f32): Likewise.
32894 (vcvtq_u64_f64): Likewise.
32895 (vcvta_u32_f32): Likewise.
32896 (vcvtaq_u32_f32): Likewise.
32897 (vcvtaq_u64_f64): Likewise.
32898 (vcvtm_u32_f32): Likewise.
32899 (vcvtmq_u32_f32): Likewise.
32900 (vcvtmq_u64_f64): Likewise.
32901 (vcvtn_u32_f32): Likwise.
32902 (vcvtnq_u32_f32): Likewise.
32903 (vcvtnq_u64_f64): Likewise.
32904 (vcvtp_u32_f32): Likewise.
32905 (vcvtpq_u32_f32): Likewise.
32906 (vcvtpq_u64_f64): Likewise.
32907 (vcvtmd_u64_f64): Likewise.
32908 (vcvtms_u32_f32): Likewise.
32909 (vcvtad_u64_f64): Likewise.
32910 (vcvtas_u32_f32): Likewise.
32911 (vcvtnd_u64_f64): Likewise.
32912 (vcvtns_u32_f32): Likewise.
32913 (vcvtpd_u64_f64): Likewise.
32914 (vcvtps_u32_f32): Likewise.
32916 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32918 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
32919 CSEL of zero_extended registers.
32921 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32923 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
32924 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
32926 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32928 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
32929 false when argument string is not found in the attributes table
32932 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
32935 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
32936 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
32937 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
32938 precision estimate.
32940 2016-01-15 Richard Biener <rguenther@suse.de>
32942 PR tree-optimization/66856
32943 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
32944 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
32945 (vect_create_new_slp_node): Increment stmt reference count.
32946 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
32947 an SLP tree before swapping operands.
32948 (vect_build_slp_tree): Likewise.
32949 (destroy_bb_vec_info): Free stmt info after SLP instances.
32950 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
32951 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
32952 (STMT_VINFO_NUM_SLP_USES): New macro.
32954 2016-01-15 Richard Biener <rguenther@suse.de>
32957 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
32958 (add_linkage_name): ... here.
32959 (gen_typedef_die): Use add_linkage_name_raw instead of
32960 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
32963 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
32965 * gimplify.c (oacc_default_clause): Decode reference and pointer
32966 types for both kernels and parallel regions.
32968 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
32970 PR middle-end/69246
32971 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
32973 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
32975 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
32976 (convert_scalars_to_vector): Likewise.
32978 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
32980 * doc/extend.texi (Type Traits): Fix grammar.
32982 2016-01-15 Martin Jambor <mjambor@suse.cz>
32984 * tree-inline.c (remap_decl): Use existing dclarations if
32985 remapping a type and prevent_decl_creation_for_types.
32986 (replace_locals_stmt): Do an initial remapping of non-VLA typed
32987 decls first. Do real remapping with
32988 prevent_decl_creation_for_types set.
32989 * tree-inline.h (copy_body_data): New field
32990 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
32993 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32995 * config/s390/s390.opt (mmvcle): More verbose help text.
32997 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
32999 * config/s390/s390.opt: Add period to -mzvector option text.
33001 2016-01-15 Richard Biener <rguenther@suse.de>
33003 PR tree-optimization/68961
33004 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
33005 of invariants in stores again.
33007 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
33009 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
33011 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33013 * config/i386/i386.c (ix86_expand_branch): Don't split
33014 DI mode xor instruction to SI mode.
33016 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33019 * ipa-icf.c (sem_function::merge): Virtual functions may become
33020 reachable even if they address is not taken and there are no
33023 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33025 * lto-streamer-out.c (subtract_estimated_size): New function.
33026 (get_symbol_initial_value): Use it.
33028 2016-01-15 Christian Bruel <christian.bruel@st.com>
33031 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
33032 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
33033 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
33034 use add_builtin_function_ext_scope instead of add_builtin_function.
33035 (neon_set_p, neon_crypto_set_p): Remove.
33036 (arm_init_builtins): Always call arm_init_neon_builtins and
33037 arm_init_crypto_builtins.
33038 (arm_expand_builtin): Check that builtins are allowed for the arch.
33039 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
33040 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
33041 arm_init_neon_builtins call.
33043 2016-01-15 Richard Biener <rguenther@suse.de>
33045 PR tree-optimization/69117
33046 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
33047 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
33048 of the leader conservatively.
33049 (free_scc_vn): Restore original SSA name infos.
33051 2016-01-14 Jeff Law <law@redhat.com>
33053 PR tree-optimization/69270
33054 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
33055 single bit of precision, verify it's also unsigned.
33056 (record_edge_info): Use constant_boolean_node rather than fold_convert
33057 to convert boolean_true/boolean_false to the right type.
33059 2016-01-14 Richard Henderson <rth@redhat.com>
33062 * loop-doloop.c (record_reg_sets): New.
33063 (doloop_optimize): Reject the transform if the sequence
33064 clobbers registers live at the end of the loop block.
33065 (doloop_optimize_loops): Enable df_live if needed.
33067 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
33069 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
33070 * config/rs6000/rs6000.c: Likewise.
33071 * config/rs6000/rs6000.h: Likewise.
33072 * config/rs6000/rs6000.md: Likewise.
33073 * doc/extend.texi: Likewsie.
33075 2016-01-14 Jeff Law <law@redhat.com>
33077 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
33080 2016-01-14 Richard Henderson <rth@redhat.com>
33084 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
33085 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
33086 instead of builtin_decl_declared_p to test for declaration.
33088 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
33090 * doc/loop.texi (Loop Analysis and Representation): Document
33091 loop_depth function.
33093 2016-01-14 Tom de Vries <tom@codesourcery.com>
33095 PR tree-optimization/68773
33096 * omp-low.c (expand_omp_target): Don't set force_output.
33097 * varpool.c (varpool_node::get_create): Same.
33098 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
33099 offload_funcs with force_output.
33101 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33104 * lra-eliminations.c (move_plus_up): Don't change anything if either
33105 the outer or inner subreg mode is not MODE_INT.
33106 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
33107 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
33109 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33111 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
33112 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
33113 reduc_uplus_@var{m}): Remove.
33114 * expr.c (expand_expr_real_2): Remove expansion path for
33115 reduc_[us](min|max|plus) optabs.
33116 * optabs-tree.c (scalar_reduc_to_vector): Remove.
33117 * optabs-tree.h (scalar_reduc_to_vector): Remove.
33118 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
33119 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
33120 * tree-vect-loop.c (vectorizable_reduction): Remove test for
33121 reduc_[us](min|max|plus) optabs.
33123 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33125 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
33126 (reduc_plus_scal_v2sf): New.
33127 (reduc_smax_v2sf): Rename to...
33128 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
33129 (reduc_smin_v2sf): Rename to...
33130 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
33132 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
33134 * alias.c (compare_base_symbol_refs): New function.
33135 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
33138 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33140 PR middle-end/68146
33141 PR tree-optimization/69155
33142 * tree-complex.c: Include cfganal.h.
33143 (phis_to_revisit): New variable.
33144 (extract_component): Add phiarg_p argument. Assert that returned
33145 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
33146 (update_phi_components): Partly rewrite to use loop over real/imag
33147 components instead of code duplication. If extract_component returns
33148 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
33149 create_tmp_reg into the PHI node instead, and mention the phi triplet
33150 in phis_to_revisit.
33151 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
33152 in phis_to_revisit at the end.
33154 2016-01-14 Richard Biener <rguenther@suse.de>
33156 PR tree-optimization/68060
33157 * tree-vect-loop.c (vect_is_simple_reduction): Check the
33158 outer loop reduction is only used in the inner loop before
33159 detecting a double reduction.
33161 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33164 * combine.c (expand_field_assignment): Punt if compute_mode is
33165 unsupported scalar mode.
33167 2016-01-14 Richard Biener <rguenther@suse.de>
33169 PR tree-optimization/66856
33170 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
33171 SLP node only if it built successfully.
33172 (vect_analyze_slp_instance): Adjust.
33174 2016-01-14 Jeff Law <law@redhat.com>
33176 PR tree-optimization/69270
33177 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
33178 (record_edge_info): Use it. Convert boolean_{true,false}_node
33179 to the type of op0.
33181 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
33184 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
33185 use block_ultimate_origin
33186 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
33188 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33190 * doc/invoke.texi (Submodel Options): Rename section to
33191 "Machine-Dependent Options" to better reflect its content.
33192 Rewrite introductory text to remove archaic CPU names.
33195 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33197 * doc/invoke.texi (Code Gen Options): Move section up in file,
33198 before target-specific options. Update menu and option summary
33199 to reflect the new section ordering.
33201 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33203 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
33204 (C++ Dialect Options): Add cross-reference to -std option.
33205 * doc/standards.texi (C++ Language): Document C++14 support.
33207 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
33209 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
33210 for pack/unpack functions for __ibm128.
33211 (PACK_IF): Likewise.
33212 (UNPACK_IF): Likewise.
33214 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
33215 support for __ibm128 pack/unpack functions.
33216 (rs6000_invalid_builtin): Likewise.
33217 (rs6000_init_builtins): Likewise.
33218 (rs6000_opt_masks): Likewise.
33220 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
33221 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
33223 (RS6000_BTM_COMMON): Likewise.
33225 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
33226 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
33227 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
33228 128-bit floating point. Add support for the double values to be
33229 in Altivec registers for TF/IF packing and unpacking, but restrict
33230 TD packing sub-fields to be FPR registers. Don't allow overlapped
33231 register support for packing. Allow pack inputs to be memory
33232 locations. Don't build generator functions for unpack<mode>_dm
33233 and unpack<mode>_nodm.
33234 (unpack<mode>_dm): Likewise.
33235 (unpack<mode>_nodm): Likewise.
33236 (pack<mode>): Likewise.
33238 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
33239 built-in functions to pack/unpack explicit __ibm128 values.
33240 (__builtin_unpack_ibm128): Likewise.
33242 * doc/extend.texi (PowerPC Built-in Functions): Document
33243 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
33245 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
33248 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
33249 Add new arg loc and pass it down as context.
33250 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
33251 to the location to use for the warning.
33252 (check_function_arguments): New arg loc. All callers changed. Pass
33253 it to check_function_nonnull.
33254 * c-common.h (check_function_arguments): Adjust declaration.
33256 2016-01-13 Jakub Jelinek <jakub@redhat.com>
33258 PR tree-optimization/69156
33259 * gimple.c (validate_type): Removed.
33260 (gimple_builtin_call_types_compatible_p): Use
33261 useless_type_conversion_p instead of validate_type.
33262 * value-prof.c (gimple_stringop_fixed_value): Fold
33263 icall_size to correct type.
33265 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33267 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
33270 2016-01-13 Richard Henderson <rth@redhat.com>
33273 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33274 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33275 (ix86_builtin_tm_store): Remove.
33276 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33277 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33278 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33279 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33280 * doc/tm.texi: Rebuild.
33282 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33283 (BUILT_IN_TM_MEMCPY_RTWN): New.
33284 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33285 fallback from vector to integer helpers.
33286 (build_tm_load): Handle vector types directly, instead of
33288 (build_tm_store): Likewise.
33289 (expand_assign_tm): Prepare for register types not handled by
33290 the above. Copy them to memory and use memcpy.
33291 * tree.c (tm_define_builtin): New.
33292 (find_tm_vector_type): New.
33293 (build_tm_vector_builtins): New.
33294 (build_common_builtin_nodes): Call it.
33296 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33298 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33299 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33301 2016-01-13 Tom de Vries <tom@codesourcery.com>
33303 PR tree-optimization/69169
33304 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33305 handled_struct_type param.
33306 (create_variable_info_for, intra_create_variable_infos): Call
33307 create_variable_info_for_1 with extra arg.
33309 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33311 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33312 and "armv8.1-a+crc" entries.
33314 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33317 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33318 Change first operand predicate from register_or_constm1_operand
33319 to register_operand.
33320 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33321 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33322 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33323 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33324 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33325 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33326 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33327 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33328 comparison with constm1_rtx from vec_prefetch_gen part.
33330 2016-01-13 Richard Biener <rguenther@suse.de>
33332 PR tree-optimization/69013
33333 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33334 Exchange assert for a test.
33336 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33339 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33341 2016-01-13 Richard Biener <rguenther@suse.de>
33343 PR tree-optimization/69242
33344 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33345 assert with a check.
33347 2016-01-13 Richard Biener <rguenther@suse.de>
33349 PR tree-optimization/69186
33350 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33351 Properly guard vect_update_misalignment_for_peel call.
33353 2016-01-12 Jeff Law <law@redhat.com>
33355 PR tree-optimization/pr67755
33356 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33357 "need_profile_correction".
33358 (thread_block_1): Initialize new field to false by default. If we
33359 have multiple thread paths through a common joiner to different
33360 final targets, then set new field to true.
33361 (compute_path_counts): Only do count adjustment when it's really
33364 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33366 * doc/invoke.texi (Spec Files): Move section down in file, past
33367 all command-line option descriptions.
33369 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
33371 PR middle-end/54809
33372 * doc/gty.texi: Remove documentation of mark_hook.
33373 * gengtype.c (struct write_types_data): Remove code to support
33374 mark_hook attribute.
33375 (walk_type): Likewise.
33376 (write_func_for_structure): Likewise.
33378 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33380 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
33381 Directory Options, and -specs= to Overall Options.
33382 (Overall Options): Adjust similarly. Reorder to group related
33383 options together. Make -specs= cross-reference the spec file details.
33384 (Directory Options): Adjust similarly.
33386 2016-01-12 Jeff Law <law@redhat.com>
33388 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
33390 2016-01-12 Olivier Hainque <hainque@adacore.com>
33392 * gcc.c (spec_undefvar_allowed): New global.
33393 (process_command): Set to true when running for --version or --help,
33395 (getenv_spec_function): When the variable is not defined, use the
33396 variable name as the variable value if we're allowed not to issue
33399 2016-01-12 Bin Cheng <bin.cheng@arm.com>
33401 PR tree-optimization/68911
33402 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
33403 information computed for expression "init + nit * step".
33405 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33407 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
33408 about name of GCC executable. Remove deleted node from menu.
33409 (Directory Options) <-B>: Remove cross-reference to deleted node.
33410 (Target Options): Delete section.
33412 2016-01-12 Christian Bruel <christian.bruel@st.com>
33415 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
33416 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
33418 2016-01-12 Jakub Jelinek <jakub@redhat.com>
33421 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
33422 aligned_mem is properly set for AVX512-VL floating point masked
33426 * ifcvt.c (cond_exec_process_if_block): When removing the last
33427 insn from then_bb, remove also any possible barriers that follow it.
33429 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
33433 * config/i386/iamcu.h (SIZE_TYPE): New macro.
33434 (PTRDIFF_TYPE): Likewise.
33435 (WCHAR_TYPE): Likewise.
33436 (WCHAR_TYPE_SIZE): Likewise.
33437 (STDINT_LONG32): Likewise.
33439 2016-01-12 Richard Biener <rguenther@suse.de>
33441 PR tree-optimization/69053
33442 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
33443 convert initial value for cond reductions.
33445 2016-01-12 Richard Biener <rguenther@suse.de>
33447 PR tree-optimization/69007
33448 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
33449 widen_sum after dot_prod and sad.
33451 2016-01-12 Richard Biener <rguenther@suse.de>
33453 PR tree-optimization/69168
33454 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
33455 pattern stmt SLP type.
33456 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
33457 end up unused so cope with that case.
33459 2016-01-12 Richard Biener <rguenther@suse.de>
33461 PR tree-optimization/69157
33462 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
33463 stmts def type only during analyze phase.
33464 (vectorizable_call): Likewise.
33465 (vectorizable_simd_clone_call): Likewise.
33466 (vectorizable_conversion): Likewise.
33467 (vectorizable_assignment): Likewise.
33468 (vectorizable_shift): Likewise.
33469 (vectorizable_operation): Likewise.
33470 (vectorizable_store): Likewise.
33471 (vectorizable_load): Likewise.
33473 2016-01-12 Richard Biener <rguenther@suse.de>
33475 PR tree-optimization/69174
33476 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
33478 (vectorizable_load): Properly compute the number of loads needed
33479 for permuted strided SLP loads and do not spuriously assign
33480 to SLP_TREE_VEC_STMTS.
33482 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
33484 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
33485 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
33486 (MD_EXEC_PREFIX): Remove.
33487 (MD_STARTFILE_PREFIX) Removee.
33488 (FILE_NAME_ABSOLUTE_P): Remove.
33489 (CPP_SPEC): Do not read macros from sys/version.h.
33490 (LINK_COMMAND_SPEC): Remove.
33491 (LOCAL_INCLUDE_DIR): Remove.
33492 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
33493 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
33494 (POST_LINK_SPEC): Define to invoke stubify after linker
33495 (LIBSTDCXX): Remove define
33496 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
33497 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
33498 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
33499 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
33500 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
33501 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
33502 (i386_djgpp_asm_named_section): Add propotype of new procedure
33504 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
33505 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
33506 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
33507 in config/i386/djgpp.h).
33508 (STANDARD_STARTFILE_PREFIX_2): Define identical to
33509 STANDARD_STARTFILE_PREFIX_1.
33510 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
33511 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
33512 installation errors.
33513 (MAX_OFILE_ALIGNMENT): Define to 128.
33514 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
33516 * config/i386/djgpp.c: New file. Add implementation of
33517 i386_djgpp_asm_named_section.
33519 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
33521 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
33522 Add rule for building djgpp.o.
33524 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33526 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
33527 (rtx_is_swappable_p): Reductions are swappable.
33528 (insn_is_swappable_p): V2DF reductions are swappable.
33530 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
33532 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
33533 reloads for other unsupported memory operands.
33535 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
33536 Jim Wilson <jim.wilson@linaro.org>
33539 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
33540 copy_to_mode_reg instead of force_reg.
33542 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33545 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
33546 TARGET_80387 is true.
33548 2016-01-11 Jakub Jelinek <jakub@redhat.com>
33551 * lra-eliminations.c (move_plus_up): Only move plus up
33552 if subreg of the constant can be simplified into constant
33553 and use the simplified subreg of the constant instead of
33554 the original constant.
33556 * fold-const.c (fold_convertible_p): Don't return true
33557 for conversion of VECTOR_TYPE to same sized integral type.
33558 (fold_convert_loc): Fix up formatting. Fold conversion of
33559 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
33560 instead of NOP_EXPR.
33562 PR tree-optimization/69214
33563 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
33564 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
33567 PR tree-optimization/69207
33568 * tree-vect-slp.c (vect_get_constant_vectors): For
33569 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
33570 fold_convertible_p to vector_type's element type, and always
33571 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
33573 2016-01-11 Richard Biener <rguenther@suse.de>
33575 PR tree-optimization/69173
33576 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
33577 fixup the cycle if all stmts are in a pattern.
33579 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
33581 PR middle-end/68999
33582 * alias.c (base_alias_check): Move check for addresses with
33583 alignment ANDs before the call for compare_base_decls.
33584 (memrefs_conflict_p): Return -1 for different decls
33585 that went through alignment adjustments.
33587 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33589 PR rtl-optimization/68796
33590 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
33591 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
33592 and QImode comparisons against zero with CC_NZmode.
33593 * config/aarch64/iterators.md (short_mask): New mode_attr.
33595 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33597 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
33598 (<avx512>_store<mode>_mask): Likewise.
33600 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
33601 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33603 PR rtl-optimization/68841
33604 * ifcvt.c (struct noce_if_info): Add orig_x field.
33605 (bbs_ok_for_cmove_arith): Add to_rename parameter.
33606 Don't record conflicts on to_rename if it's present.
33607 Allow memory destinations in sets.
33608 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
33609 blocks, passing orig_x to the checks.
33610 (noce_process_if_block): Set if_info->orig_x appropriately.
33612 2016-01-11 Tom de Vries <tom@codesourcery.com>
33614 PR tree-optimization/69069
33615 * tree-parloops.c (create_parallel_loop): Add missing phi args.
33617 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
33619 PR rtl-optimization/68920
33620 * config/i386/i386.c (ix86_option_override_internal): Restrict number
33621 of conditional moves for RTL if-conversion to 1 for
33622 TARGET_ONE_IF_CONV_INSN.
33623 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
33624 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
33625 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
33626 parameter to restirct number of conditional moves for
33628 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
33629 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
33632 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
33635 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
33636 onepart vars. Fix typo in comment. Fix reversed condition in
33638 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
33641 * var-tracking.c (dump_onepart_variable_differences): New.
33642 (dataflow_set_different): If a detailed dump is requested,
33643 delay early returns and dump differences between onepart
33644 variables present before and after, and added variables.
33646 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
33649 * expr.c (expand_expr_real_1): For boolean vector constants
33650 with a scalar mode use const_scalar_mask_from_tree.
33651 (const_scalar_mask_from_tree): New.
33652 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
33653 assigned to a mask type to handle constants.
33655 2016-01-11 Martin Jambor <mjambor@suse.cz>
33658 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
33659 useless parameters if we cannot change function signature.
33661 2016-01-11 Martin Jambor <mjambor@suse.cz>
33664 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
33667 2016-01-11 Tom de Vries <tom@codesourcery.com>
33669 PR tree-optimization/69109
33670 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
33673 2016-01-11 Tom de Vries <tom@codesourcery.com>
33675 PR tree-optimization/69108
33676 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
33677 res is not used in a phi.
33679 2016-01-11 Yury Gribov <y.gribov@samsung.com>
33682 * common.opt (frandom-seed): Fix parameter name.
33683 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
33685 2016-01-11 Tom de Vries <tom@codesourcery.com>
33687 PR tree-optimization/69058
33688 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
33691 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
33693 * config/arc/arc.opt (mdiv-rem): Add period to the end.
33694 (mcode-density): Likewise.
33696 2016-01-10 Tom de Vries <tom@codesourcery.com>
33698 PR tree-optimization/69062
33699 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
33700 (parallelize_loops): Don't paralelize loop that has phi with address
33703 2016-01-10 Tom de Vries <tom@codesourcery.com>
33705 PR tree-optimization/69039
33706 * tree-parloops.c (try_create_reduction_list): Only allow single exit
33709 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
33711 PR middle-end/68743
33712 * match.pd: Require target has function_c99_misc before doing
33713 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
33715 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
33717 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
33719 * configure: Regenerate.
33721 2016-01-09 Jakub Jelinek <jakub@redhat.com>
33723 PR middle-end/50865
33724 PR tree-optimization/69097
33725 * fold-const.h (expr_not_equal_to): New prototype.
33726 * fold-const.c: Include stringpool.h and tree-ssanames.h.
33727 (expr_not_equal_to): New function.
33728 * match.pd (X % -Y is the same as X % Y): Don't optimize
33729 unless X is known not to be equal to minimum or Y is known
33730 not to be equal to -1.
33731 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
33732 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
33733 (simplify_stmt_using_ranges): Adjust caller.
33734 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
33735 substitute_and_fold.
33737 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
33739 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
33742 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33744 PR tree-optimization/69167
33745 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
33746 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
33748 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
33750 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33751 Richard Biener <rguenther@suse.de>
33753 PR tree-optimization/68707
33754 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
33755 instances that can be handled via vect_load_lanes.
33757 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
33759 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
33760 if we can't determine address equivalence.
33761 * alias.c (compare_base_decl): Update for changed return value of
33762 symtab_node::equal_address_to.
33764 2016-01-08 Jason Merrill <jason@redhat.com>
33768 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
33769 * expr.c (store_field): Not here.
33770 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
33771 call with TREE_ADDRESSABLE type.
33772 * tree-cfg.c (verify_gimple_call): Adjust.
33774 2016-01-08 Olivier Hainque <hainque@adacore.com>
33776 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
33779 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
33781 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
33782 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
33783 (reduc_smin_v2sf): Rename to...
33784 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
33785 (reduc_splus_v2sf): Rename to...
33786 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
33788 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33790 PR tree-optimization/69162
33791 * gimplify.c (gimplify_va_arg_expr): Encode original type of
33792 valist argument in another argument.
33793 (gimplify_modify_expr): Adjust for the above change. Cleanup.
33794 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
33795 to determine the va_list type, build a MEM_REF instead of
33796 build_fold_indirect_ref.
33798 PR tree-optimization/69172
33799 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
33802 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
33804 PR tree-optimization/67781
33805 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
33806 and cmpnop in two steps: first the ones not accessed in original
33807 gimple expression in a endian independent way and then the ones not
33808 accessed in the final result in an endian-specific way.
33810 2016-01-08 Jakub Jelinek <jakub@redhat.com>
33812 PR tree-optimization/69083
33813 * tree-vect-slp.c (vect_get_constant_vectors): For
33814 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
33815 element type. If op is fold_convertible_p to vector_type's element
33816 type, use NOP_EXPR instead of VCE.
33818 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
33820 PR rtl-optimization/67778
33821 PR rtl-optimization/68634
33822 PR rtl-optimization/68909
33823 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
33824 block from the stack until done with it. Remove a superfluous
33825 bitmap set. Remove a superfluous bitmap test.
33827 2016-01-07 Martin Sebor <msebor@redhat.com>
33830 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
33831 constraint on the type of arguments.
33833 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
33835 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
33836 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
33837 unaligned_access on the gcc_options set.
33838 * config/arm/arm.c (arm_option_override_internal): Use
33839 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
33841 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33844 * config/i386/i386.c (ix86_frame_pointer_required): Enable
33845 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
33847 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
33850 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33853 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33854 depending on frame_pointer_needed before remaining integer and SSE
33855 registers are saved.
33857 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
33860 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
33862 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
33865 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
33866 Use the "xBm" constraint.
33867 (float<sseintvecmodelower><mode>2<mask_name><round_name):
33869 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
33870 (sse_cvtsi2ssq<round_name>): Likewise.
33871 (sse_cvtss2si<round_name>): Likewise.
33872 (sse_cvtss2siq<round_name>): Likewise.
33873 (sse2_cvtsi2sdq<round_name>): Likewise.
33874 (sse2_cvtsd2si<round_name>): Likewise.
33875 (sse2_cvtsd2siq<round_name>): Likewise.
33876 * config/i386/subst.md (round_nimm_scalar_predicate): New
33879 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
33881 PR middle-end/67639
33882 * varasm.c (make_decl_rtl): Mark invalid register vars as
33885 PR rtl-optimization/66206
33886 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
33887 All callers changed.
33889 2016-01-07 Jakub Jelinek <jakub@redhat.com>
33891 PR tree-optimization/69141
33892 * tree-ssa-pre.c: Include langhooks.h.
33893 (eliminate_dom_walker::before_dom_children): Use
33894 lang_hooks.decl_printable_name instead of
33895 cgraph_node::get ()->name ().
33897 PR middle-end/68960
33898 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
33899 it and DECL_ALIGN too.
33901 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
33903 * config/mips/mips-ftypes.def: Sort to lexicographical order.
33905 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
33908 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
33909 depending on frame_pointer_needed before remaining integer and SSE
33910 registers are saved.
33912 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33914 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
33915 mode iterator with VSX_M2.
33916 (*p9_vecstore_<mode>): Likewise.
33917 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
33918 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
33919 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
33920 (define_split for VSX_LE128 stores): Likewise.
33921 (define_peephole2 for TImode LE swaps): Likewise.
33922 (define_split for VSX_LE128 post-reload stores): Likewise.
33924 2016-01-06 Marek Polacek <polacek@redhat.com>
33927 * convert.c (convert_to_integer_1): Adjust call to
33928 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
33929 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
33930 EXPR instead of ARG.
33931 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
33933 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33936 * doc/extend.texi (RL78 Variable Attributes): New section.
33938 2016-01-05 Marek Polacek <polacek@redhat.com>
33941 * builtins.c (get_memmodel): Use expansion point location rather than
33942 the input location. Call warning_at rather than warning.
33943 (expand_builtin_atomic_compare_exchange): Likewise.
33944 (expand_builtin_atomic_load): Likewise.
33945 (expand_builtin_atomic_store): Likewise.
33946 (expand_builtin_atomic_clear): Likewise.
33948 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33951 * config/i386/i386.c (ix86_expand_vector_logical_operator):
33952 Replace nonimmediate_operand with vector_operand.
33953 * config/i386/predicates.md (vector_operand): New predicate.
33954 (general_vector_operand): Replace nonimmediate_operand with
33956 * config/i386/sse.md: Replace nonimmediate_operand with
33957 vector_operand and m constraint with Bm constraint on SSE
33958 patterns with 16-byte memory operand.
33959 * config/i386/subst.md (round_nimm_predicate): Replace
33960 nonimmediate_operand with vector_operand.
33961 (round_saeonly_nimm_predicate): Likewise.
33962 (round_saeonly_nimm_scalar_predicate): New.
33964 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
33967 * config/i386/constraints.md (Bm): New constraint.
33968 * config/i386/predicates.md (vector_memory_operand): New
33970 * config/i386/sse.md: Replace xm with xBm in plusminus and
33971 any_logic patterns.
33973 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33976 * doc/extend.texi (V850 Function Attributes): New section.
33977 (V850 Variable Attributes): New section.
33979 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
33982 * doc/extend.texi (MicroBlaze Function Attributes): Document
33983 interrupt_handler and fast_interrupt attributes.
33985 2016-01-05 Sergei Trofimovich <siarheit@google.com>
33988 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
33989 for local symbolic operands.
33990 * config/ia64/predicates.md (local_symbolic_operand64): New
33993 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33995 PR rtl-optimization/68651
33996 * combine.c (combine_simplify_rtx): Canonicalize x + x into
33999 2016-01-05 Nathan Sidwell <nathan@acm.org>
34001 * alias.c (compare_base_decls): Use symtab_node::get.
34003 2016-01-05 Nick Clifton <nickc@redhat.com>
34006 * ira-costs.c (copy_cost): Initialise the t_icode field of the
34007 secondary_reload_info structure.
34010 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
34011 decls if weak support is available.
34013 2016-01-04 Martin Sebor <msebor@redhat.com>
34015 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
34017 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
34019 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
34020 OPTION_MASK_P9_DFORM.
34022 * config/rs6000/constraints.md (wo constraint): New constraint for
34025 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
34027 (rs6000_init_hard_regno_mode_ok): Likewise.
34029 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
34032 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
34033 expanders not to have constraints. Add support for ISA 3.0 xxperm
34034 instruction. Add support for fusing xxlor with xxperm.
34035 (altivec_vperm_<mode>_internal): Likewise.
34036 (altivec_vperm_v8hiv16qi): Likewise.
34037 (altivec_vperm_<mode>v16q): Likewise.
34038 (altivec_vperm_<mode>_uns): Likewise.
34039 (vperm_v8hiv4si): Likewise.
34040 (vperm_v16qiv8hi): Likewise.
34042 * doc/md.texi (RS/6000 constraints): Document wo constraint.
34044 2016-01-04 Jakub Jelinek <jakub@redhat.com>
34046 Update copyright years.
34048 * gcc.c (process_command): Update copyright notice dates.
34049 * gcov-dump.c (print_version): Ditto.
34050 * gcov.c (print_version): Ditto.
34051 * gcov-tool.c (print_version): Ditto.
34052 * gengtype.c (create_file): Ditto.
34053 * doc/cpp.texi: Bump @copying's copyright year.
34054 * doc/cppinternals.texi: Ditto.
34055 * doc/gcc.texi: Ditto.
34056 * doc/gccint.texi: Ditto.
34057 * doc/gcov.texi: Ditto.
34058 * doc/install.texi: Ditto.
34059 * doc/invoke.texi: Ditto.
34061 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34063 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
34064 modes larger than TImode as TImode if NEON is not enabled.
34066 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34069 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
34070 mode for %f0-%f31 only if TARGET_FPU.
34072 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34075 * config/sparc/sparc.c (scan_record_type): Take into account subfields
34076 to compute the PACKED_P predicate.
34077 (function_arg_record_value): Minor tweaks.
34079 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
34081 * doc/install.texi (--with-multilib-list): Describe the meaning of the
34082 option for arm*-*-* targets.
34084 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
34086 * doc/extend.texi (Common Function Attributes): Move docs for
34087 MSP430-specific attributes to....
34088 (MSP430 Function Attributes): ...here. Delete the redundant
34089 entries and copy-edit the remaining text.
34090 (MSP430 Variable Attributes): Use uniform format for index
34091 entries and add a cross-reference to the corresponding function
34094 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
34096 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
34098 (x86 Options): Likewise.
34100 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34104 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
34105 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
34106 to corresponding attribute.
34108 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34110 * doc/extend.texi (Common Function Attributes) <noplt>: Move
34111 to correct alphabetization of table. Copy-edit and correct
34113 <stack_protect>: Likewise.
34114 <target_clones>: Likewise.
34116 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
34117 Correct punctuation.
34118 (Code Gen Options) <-fno-plt>: Copy-edit.
34120 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
34123 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
34124 SI values. Explicitly convert SI to DI and vice-versa.
34126 2016-01-01 Jakub Jelinek <jakub@redhat.com>
34128 PR tree-optimization/69070
34129 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
34130 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
34133 * ubsan.c (ubsan_instrument_float_cast): Call
34134 initialize_sanitizer_builtins.
34137 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
34139 Copyright (C) 2016 Free Software Foundation, Inc.
34141 Copying and distribution of this file, with or without modification,
34142 are permitted in any medium without royalty provided the copyright
34143 notice and this notice are preserved.